From d0ae3caca5828675335d3b19ab5dd987e7369b23 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 14 Jul 2004 16:21:44 +0000 Subject: This commit was generated by cvs2svn to compensate for changes in r1857, which included commits to RCS files with non-trunk default branches. svn path=/trunk/externals/tb/; revision=1858 --- sc4pd/source/BrownNoise.cpp | 150 ++++++++++++++++++++++++++++ sc4pd/source/ClipNoise.cpp | 130 +++++++++++++++++++++++++ sc4pd/source/Crackle.cpp | 161 +++++++++++++++++++++++++++++++ sc4pd/source/Dust.cpp | 179 ++++++++++++++++++++++++++++++++++ sc4pd/source/Dust2.cpp | 180 ++++++++++++++++++++++++++++++++++ sc4pd/source/GrayNoise.cpp | 137 ++++++++++++++++++++++++++ sc4pd/source/Hasher.cpp | 122 +++++++++++++++++++++++ sc4pd/source/MantissaMask.cpp | 160 ++++++++++++++++++++++++++++++ sc4pd/source/Median.cpp | 220 ++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/PinkNoise.cpp | 168 ++++++++++++++++++++++++++++++++ sc4pd/source/WhiteNoise.cpp | 130 +++++++++++++++++++++++++ sc4pd/source/main.cpp | 91 +++++++++++++++++ sc4pd/source/support.hpp | 80 +++++++++++++++ sc4pd/source/template.cpp | 43 +++++++++ 14 files changed, 1951 insertions(+) create mode 100644 sc4pd/source/BrownNoise.cpp create mode 100644 sc4pd/source/ClipNoise.cpp create mode 100644 sc4pd/source/Crackle.cpp create mode 100644 sc4pd/source/Dust.cpp create mode 100644 sc4pd/source/Dust2.cpp create mode 100644 sc4pd/source/GrayNoise.cpp create mode 100644 sc4pd/source/Hasher.cpp create mode 100644 sc4pd/source/MantissaMask.cpp create mode 100644 sc4pd/source/Median.cpp create mode 100644 sc4pd/source/PinkNoise.cpp create mode 100644 sc4pd/source/WhiteNoise.cpp create mode 100644 sc4pd/source/main.cpp create mode 100644 sc4pd/source/support.hpp create mode 100644 sc4pd/source/template.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/BrownNoise.cpp b/sc4pd/source/BrownNoise.cpp new file mode 100644 index 0000000..39cbc26 --- /dev/null +++ b/sc4pd/source/BrownNoise.cpp @@ -0,0 +1,150 @@ +/* sc4pd + BrownNoise, BrownNoise~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: AMM: Laminal + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ BrownNoise~ -------------------------------*/ + +class BrownNoise_ar: + public flext_dsp +{ + FLEXT_HEADER(BrownNoise_ar,flext_dsp); + +public: + BrownNoise_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + float m_level; + RGen rgen; +}; + +FLEXT_LIB_DSP_V("BrownNoise~",BrownNoise_ar); + +BrownNoise_ar::BrownNoise_ar(int argc, t_atom *argv) +{ + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + m_level=rgen.frand2(); + + AddOutSignal(); +} + + +void BrownNoise_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + + float z = m_level; + + for (int i = 0; i!= n;++i) + { + z += frand8(s1, s2, s3); + if (z > 1.f) + z = 2.f - z; + else + if (z < -1.f) + z = -2.f - z; + (*(nout)++) = z; + } + m_level = z; + + RPUT; +} + + +/* ------------------------ BrownNoise ---------------------------------*/ + +class BrownNoise_kr: + public flext_base +{ + FLEXT_HEADER(BrownNoise_kr,flext_base); + +public: + BrownNoise_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + +private: + float m_level; + RGen rgen; + FLEXT_CALLBACK(m_perform); +}; + +FLEXT_LIB_V("BrownNoise",BrownNoise_kr); + +BrownNoise_kr::BrownNoise_kr(int argc, t_atom *argv) +{ + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + m_level=rgen.frand2(); + + AddOutFloat(); +} + +void BrownNoise_kr::m_perform() +{ + float z = m_level + rgen.frand8(); + if (z > 1.f) + z = 2.f - z; + else + if (z < -1.f) + z = -2.f - z; + ToOutFloat(0,z); + m_level = z; +} diff --git a/sc4pd/source/ClipNoise.cpp b/sc4pd/source/ClipNoise.cpp new file mode 100644 index 0000000..14b5101 --- /dev/null +++ b/sc4pd/source/ClipNoise.cpp @@ -0,0 +1,130 @@ +/* sc4pd + ClipNoise, ClipNoise~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Henry Threadgill: Everybodys Mouth's A Book + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ ClipNoise~ -------------------------------*/ + +class ClipNoise_ar: + public flext_dsp +{ + FLEXT_HEADER(ClipNoise_ar,flext_dsp); + +public: + ClipNoise_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + RGen rgen; +}; + +FLEXT_LIB_DSP_V("ClipNoise~",ClipNoise_ar); + +ClipNoise_ar::ClipNoise_ar(int argc, t_atom *argv) +{ + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + AddOutSignal(); +} + + +void ClipNoise_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = fcoin(s1, s2, s3); + } + + RPUT; +} + + +/* ------------------------ ClipNoise ---------------------------------*/ + +class ClipNoise_kr: + public flext_base +{ + FLEXT_HEADER(ClipNoise_kr,flext_base); + +public: + ClipNoise_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + +private: + RGen rgen; + FLEXT_CALLBACK(m_perform); +}; + +FLEXT_LIB_V("ClipNoise",ClipNoise_kr); + +ClipNoise_kr::ClipNoise_kr(int argc, t_atom *argv) +{ + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + AddOutFloat(); +} + +void ClipNoise_kr::m_perform() +{ + ToOutFloat(0,rgen.fcoin()); +} diff --git a/sc4pd/source/Crackle.cpp b/sc4pd/source/Crackle.cpp new file mode 100644 index 0000000..a86ea18 --- /dev/null +++ b/sc4pd/source/Crackle.cpp @@ -0,0 +1,161 @@ +/* sc4pd + Crackle, Crackle~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: David S. Ware: Threads + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ Crackle~ -------------------------------*/ + +class Crackle_ar: + public flext_dsp +{ + FLEXT_HEADER(Crackle_ar,flext_dsp); + +public: + Crackle_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_paramf = f; + } + +private: + FLEXT_CALLBACK_F(m_set); + float m_paramf; + float m_y1, m_y2; +}; + +FLEXT_LIB_DSP_V("Crackle~",Crackle_ar); + +Crackle_ar::Crackle_ar(int argc, t_atom *argv) + : m_y1(0.3f),m_y2(0.f) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + //parse arguments + AtomList Args(argc,argv); + m_paramf=sc_getfloatarg(Args,0); + + if (m_paramf == 0) + m_paramf = 1; + + AddOutSignal(); +} + + +void Crackle_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float paramf = m_paramf; + float y1 = m_y1; + float y2 = m_y2; + float y0; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = y0 = fabs(y1 * paramf - y2 - 0.05f); + y2 = y1; + y1 = y0; + } + + m_y1=y1; + m_y2=y2; +} + + +/* ------------------------ Crackle ---------------------------------*/ + +class Crackle_kr: + public flext_base +{ + FLEXT_HEADER(Crackle_kr,flext_base); + +public: + Crackle_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + + void m_set(float f) + { + m_paramf = f; + } + +private: + float m_paramf; + float m_y1, m_y2; + FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("Crackle",Crackle_kr); + +Crackle_kr::Crackle_kr(int argc, t_atom *argv) + : m_y1(0.3f),m_y2(0.f) +{ + FLEXT_ADDBANG(0,m_perform); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + m_paramf=sc_getfloatarg(Args,0); + + if (m_paramf == 0) + m_paramf = 1; + + AddOutFloat(); +} + +void Crackle_kr::m_perform() +{ + float y0 = fabs(m_y1 * m_paramf - m_y2 - 0.05f); + m_y2 = m_y1; + m_y1 = y0; + + ToOutFloat(0,y0); +} diff --git a/sc4pd/source/Dust.cpp b/sc4pd/source/Dust.cpp new file mode 100644 index 0000000..19b6312 --- /dev/null +++ b/sc4pd/source/Dust.cpp @@ -0,0 +1,179 @@ +/* sc4pd: + Dust, Dust~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Assif Tsahar & Tatsuya Nakatani: Come Sunday +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ Dust~ -------------------------------------*/ + +class Dust_ar: + public flext_dsp +{ + FLEXT_HEADER(Dust_ar,flext_dsp); + +public: + Dust_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp (int n,t_signalvec const * insigs, + t_signalvec const * outsigs); + + void m_set(float f) + { + m_density = f; + m_thresh = m_density/Samplerate(); + m_scale = m_thresh > 0.f ? 1.f / m_thresh : 0.f; + } + +private: + FLEXT_CALLBACK_F(m_set); + float m_density, m_thresh, m_scale; + RGen rgen; + +}; + +FLEXT_LIB_DSP_V("Dust~",Dust_ar); + +Dust_ar::Dust_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + m_density=sc_getfloatarg(Args,0); + + rgen.init(0); //set seed to 0 + + AddOutSignal(); +} + +void Dust_ar::m_dsp(int n,t_signalvec const * insigs, + t_signalvec const * outsigs) +{ + m_thresh = m_density/Samplerate(); + m_scale = m_thresh > 0.f ? 1.f / m_thresh : 0.f; +} + +void Dust_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + float thresh = m_thresh; + float scale = m_scale; + + for (int i = 0; i!= n;++i) + { + float z = frand(s1,s2,s3); + if (z < thresh) + (*(nout)++) = z * scale; + else + (*(nout)++) = 0.f; + } + + RPUT; +} + + +/* ------------------------ Dust ---------------------------------------*/ + +class Dust_kr: + public flext_base +{ + FLEXT_HEADER(Dust_kr,flext_base); + +public: + Dust_kr(int argc, t_atom *argv); + +protected: + void m_set(float f); + Timer Dust_timer; + void m_doit(); + +private: + float m_density, m_scale; + float mtbt; //medium time between trigger + RGen rgen; + FLEXT_CALLBACK_1(m_set,float); + FLEXT_CALLBACK_T(m_doit); +}; + +FLEXT_LIB_V("Dust",Dust_kr); + +Dust_kr::Dust_kr(int argc, t_atom *argv) + : Dust_timer(false) +{ + FLEXT_ADDMETHOD(0,m_set); + + //parse arguments + AtomList Args(argc,argv); + m_density=sc_getfloatarg(Args,0); + + rgen.init(0); //set seed to 0 + AddOutFloat(); + + FLEXT_ADDTIMER(Dust_timer,m_doit); + + m_set(m_density); +} + +void Dust_kr::m_set(float f) +{ + Dust_timer.Reset(); + + if(f==0) + { + return; + } + m_density = f; + mtbt = 1/f*1000; + + Dust_timer.Delay(mtbt * 0.002 * rgen.frand()); +} + +void Dust_kr::m_doit() +{ + ToOutFloat(0,rgen.frand()); + + Dust_timer.Delay(mtbt * 0.002 * rgen.frand()); +} diff --git a/sc4pd/source/Dust2.cpp b/sc4pd/source/Dust2.cpp new file mode 100644 index 0000000..a8cbbc3 --- /dev/null +++ b/sc4pd/source/Dust2.cpp @@ -0,0 +1,180 @@ +/* sc4pd: + Dust2, Dust2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Herbert Eimert: Epitaph für Aikichi Kuboyama + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ Dust2~ -------------------------------------*/ + +class Dust2_ar: + public flext_dsp +{ + FLEXT_HEADER(Dust2_ar,flext_dsp); + +public: + Dust2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp (int n,t_signalvec const * insigs, + t_signalvec const * outsigs); + + void m_set(float f) + { + m_density = f; + m_thresh = m_density/Samplerate(); + m_scale = m_thresh > 0.f ? 1.f / m_thresh : 0.f; + } + +private: + FLEXT_CALLBACK_F(m_set); + float m_density, m_thresh, m_scale; + RGen rgen; + +}; + +FLEXT_LIB_DSP_V("Dust2~",Dust2_ar); + +Dust2_ar::Dust2_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + m_density=sc_getfloatarg(Args,0); + + rgen.init(0); //set seed to 0 + + AddOutSignal(); +} + +void Dust2_ar::m_dsp(int n,t_signalvec const * insigs, + t_signalvec const * outsigs) +{ + m_thresh = m_density/Samplerate(); + m_scale = m_thresh > 0.f ? 2.f / m_thresh : 0.f; +} + +void Dust2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + float thresh = m_thresh; + float scale = m_scale; + + for (int i = 0; i!= n;++i) + { + float z = frand(s1,s2,s3); + if (z < thresh) + (*(nout)++) = z * scale - 1.f; + else + (*(nout)++) = 0.f; + } + + RPUT; +} + + +/* ------------------------ Dust2 ---------------------------------------*/ + +class Dust2_kr: + public flext_base +{ + FLEXT_HEADER(Dust2_kr,flext_base); + +public: + Dust2_kr(int argc, t_atom *argv); + +protected: + void m_set(float f); + Timer Dust2_timer; + void m_doit(); + +private: + float m_density, m_scale; + float mtbt; //medium time between trigger + RGen rgen; + FLEXT_CALLBACK_1(m_set,float); + FLEXT_CALLBACK_T(m_doit); +}; + +FLEXT_LIB_V("Dust2",Dust2_kr); + +Dust2_kr::Dust2_kr(int argc, t_atom *argv) + : Dust2_timer(false) +{ + FLEXT_ADDMETHOD(0,m_set); + + //parse arguments + AtomList Args(argc,argv); + m_density=sc_getfloatarg(Args,0); + + rgen.init(0); //set seed to 0 + AddOutFloat(); + + FLEXT_ADDTIMER(Dust2_timer,m_doit); + + m_set(m_density); +} + +void Dust2_kr::m_set(float f) +{ + Dust2_timer.Reset(); + + if(f==0) + { + return; + } + m_density = f; + mtbt = 1/f*1000; + + Dust2_timer.Delay(mtbt * 0.002 * rgen.frand()); +} + +void Dust2_kr::m_doit() +{ + ToOutFloat(0,2*rgen.frand() - 1 ); + + Dust2_timer.Delay(mtbt * 0.002 * rgen.frand()); +} diff --git a/sc4pd/source/GrayNoise.cpp b/sc4pd/source/GrayNoise.cpp new file mode 100644 index 0000000..8628bca --- /dev/null +++ b/sc4pd/source/GrayNoise.cpp @@ -0,0 +1,137 @@ +/* sc4pd + GrayNoise, GrayNoise~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe: Harsh + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ GrayNoise~ -------------------------------*/ + +class GrayNoise_ar: + public flext_dsp +{ + FLEXT_HEADER(GrayNoise_ar,flext_dsp); + +public: + GrayNoise_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + int m_counter; + RGen rgen; +}; + +FLEXT_LIB_DSP_V("GrayNoise~",GrayNoise_ar); + +GrayNoise_ar::GrayNoise_ar(int argc, t_atom *argv) +{ + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + AddOutSignal(); +} + + +void GrayNoise_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + int counter = m_counter; + + for (int i = 0; i!= n;++i) + { + counter ^= 1L << (trand(s1,s2,s3) & 31); + (*(nout)++) = counter * 4.65661287308e-10f; + } + + m_counter=counter; + RPUT; +} + + +/* ------------------------ GrayNoise ---------------------------------*/ + +class GrayNoise_kr: + public flext_base +{ + FLEXT_HEADER(GrayNoise_kr,flext_base); + +public: + GrayNoise_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + +private: + int m_counter; + RGen rgen; + FLEXT_CALLBACK(m_perform); +}; + +FLEXT_LIB_V("GrayNoise",GrayNoise_kr); + +GrayNoise_kr::GrayNoise_kr(int argc, t_atom *argv) +{ + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + AddOutFloat(); +} + +void GrayNoise_kr::m_perform() +{ + m_counter ^= 1L << (rgen.trand() & 31); + m_counter * 4.65661287308e-10f; + ToOutFloat(0,m_counter * 4.65661287308e-10f); +} diff --git a/sc4pd/source/Hasher.cpp b/sc4pd/source/Hasher.cpp new file mode 100644 index 0000000..9fc2f48 --- /dev/null +++ b/sc4pd/source/Hasher.cpp @@ -0,0 +1,122 @@ +/* sc4pd + Hasher~, Hasher + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Philip Jeck: Stoke + +*/ + +#include +#include "support.hpp" +#include "SC_PlugIn.h" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ Hasher~ -----------------------------------*/ + +class Hasher_ar + :public flext_dsp +{ + FLEXT_HEADER(Hasher_ar,flext_dsp); + +public: + Hasher_ar(); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); +private: + +}; + +FLEXT_LIB_DSP("Hasher~",Hasher_ar); + +Hasher_ar::Hasher_ar() +{ + AddOutSignal(); +} + +void Hasher_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + int32 *nin = (int32*)*in; + t_sample *nout = *out; + + for (int i = 0; i!= n;++i) + { + union { float f; int i; } u; + int z = (*(nin)++); + u.i = 0x40000000 | ((uint32)Hash(z) >> 9); + (*(nout)++) = u.f -3.f; + } +} + + +/* ------------------------ Hasher ------------------------------------*/ + +class Hasher_kr + :public flext_base +{ + FLEXT_HEADER(Hasher_kr,flext_base); + +public: + Hasher_kr(); + +protected: + void m_perform(float f); + +private: + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB("Hasher",Hasher_kr); + +Hasher_kr::Hasher_kr() +{ + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); +} + +void Hasher_kr::m_perform(float f) +{ + int32 * fi = (int32*) &f; + + union { float f; int i; } u; + int z = *fi; + u.i = 0x40000000 | ((uint32)Hash(z) >> 9); + + ToOutFloat(0,u.f -3.f); +} diff --git a/sc4pd/source/MantissaMask.cpp b/sc4pd/source/MantissaMask.cpp new file mode 100644 index 0000000..d3a867d --- /dev/null +++ b/sc4pd/source/MantissaMask.cpp @@ -0,0 +1,160 @@ +/* sc4pd + MantissaMask~, MantissaMask + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Wolfgang Mitterer: Amusie + +*/ + +#include +#include "support.hpp" +#include "SC_PlugIn.h" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ MantissaMask~ -----------------------------*/ + +class MantissaMask_ar + :public flext_dsp +{ + FLEXT_HEADER(MantissaMask_ar,flext_dsp); + +public: + MantissaMask_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + void m_set(float f); + +private: + FLEXT_CALLBACK_F(m_set); + int32 mask; + +}; + +FLEXT_LIB_DSP_V("MantissaMask~",MantissaMask_ar); + +MantissaMask_ar::MantissaMask_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + + AtomList Args(argc,argv); + int bits = sc_getfloatarg(Args,0); + + AddOutSignal(); + + mask = -1 << (23 - bits); + +} + +void MantissaMask_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + int32 *nout = (int32*)*out; + int32 *nin = (int32*)*in; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = mask & (*(nin)++); + } +} + +void MantissaMask_ar::m_set(float f) +{ + int bits = (int) f; + if ( bits < 0 || bits > 23) + { + post("value doesn't make sense"); + return; + } + mask = -1 << (23 - bits); +} + +/* ------------------------ MantissaMask ------------------------------*/ + +class MantissaMask_kr + :public flext_base +{ + FLEXT_HEADER(MantissaMask_kr,flext_base); + +public: + MantissaMask_kr(int argc,t_atom * argv); + +protected: + void m_set(float f); + void m_perform(float f); + +private: + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_perform); + int32 mask; +}; + +FLEXT_LIB_V("MantissaMask",MantissaMask_kr); + +MantissaMask_kr::MantissaMask_kr(int argc,t_atom * argv) +{ + + AtomList Args(argc,argv); + int bits = sc_getfloatarg(Args,0); + + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD_(0,"set",m_set); + mask = -1 << (23 - bits); +} + +void MantissaMask_kr::m_perform(float f) +{ + float g; + int32 *gp = (int32*) &g; + + *(gp) = mask & *((int32*) &f); + + ToOutFloat(0,g); +} + +void MantissaMask_kr::m_set(float f) +{ + int bits = (int) f; + if ( bits < 0 || bits > 23) + { + post("value doesn't make sense"); + return; + } + mask = -1 << (23 - bits); +} diff --git a/sc4pd/source/Median.cpp b/sc4pd/source/Median.cpp new file mode 100644 index 0000000..77b0a5d --- /dev/null +++ b/sc4pd/source/Median.cpp @@ -0,0 +1,220 @@ +/* sc4pd + Median, Median~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Morton Feldman: For John Cage + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ Median(~) ---------------------------------*/ + + +const int kMAXMEDIANSIZE = 32; + +class median_shared +{ +public: + + inline void Init(long size, float value); + inline float Insert(float value); + +private: + float m_medianValue[kMAXMEDIANSIZE]; + long m_medianAge[kMAXMEDIANSIZE]; + long m_medianSize, m_medianIndex; +}; + +void median_shared::Init(long size, float value) +{ + // initialize the arrays with the first value + m_medianSize = size; + for (int i=0; i>1] + + last = m_medianSize - 1; + // find oldest bin and age the other bins. + for (i=0; i m_medianValue[pos+1]) { + m_medianValue[pos] = m_medianValue[pos+1]; + m_medianAge[pos] = m_medianAge[pos+1]; + pos++; + } + m_medianValue[pos] = value; + m_medianAge[pos] = 0; // this is the newest bin, age = 0 + return m_medianValue[m_medianSize>>1]; +} + + +/* ------------------------ Median~ -----------------------------------*/ + +class Median_ar + :public flext_dsp +{ + FLEXT_HEADER(Median_ar,flext_dsp); + +public: + Median_ar(int argc, t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp (int n,t_signalvec const * insigs, + t_signalvec const * outsigs); + + void m_set(float f) + { + m_size=(int)f; + Median.Init(m_size,Median.Insert(0)); /* this is not beautiful, but i'm not + aware of a nicer way */ + } + +private: + FLEXT_CALLBACK_F(m_set); + + median_shared Median; //median + int m_size; //median size +}; + +FLEXT_LIB_DSP_V("Median~",Median_ar); + +Median_ar::Median_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + + AtomList Args(argc,argv); + m_size=sc_getfloatarg(Args,0); + + AddOutSignal(); +} + +void Median_ar::m_dsp(int n,t_signalvec const * insigs, + t_signalvec const * outsigs) +{ + Median.Init(m_size,0); //how is this done in SuperCollider? +} + +void Median_ar::m_signal(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = Median.Insert(*(nin)++); + } +} + + +/* ------------------------ Median ------------------------------------*/ + +class Median_kr + :public flext_dsp +{ + FLEXT_HEADER(Median_kr,flext_dsp); + +public: + Median_kr(int argc, t_atom * argv); + +protected: + void m_set(float f) + { + m_size=(int)f; + Median.Init(m_size,Median.Insert(0)); /* this is not beautiful, but i'm not + aware of a nicer way */ + } + void m_perform(float f); + +private: + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_perform); + + median_shared Median; //median + int m_size; //median size +}; + +FLEXT_LIB_V("Median",Median_kr); + +Median_kr::Median_kr(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDMETHOD(0,m_perform); + + + AtomList Args(argc,argv); + m_size=sc_getfloatarg(Args,0); + + float m_set=sc_getfloatarg(Args,1); + + Median.Init(m_size,m_set); + AddOutSignal(); +} + +void Median_kr::m_perform(float f) +{ + ToOutFloat(0,Median.Insert(f)); +} diff --git a/sc4pd/source/PinkNoise.cpp b/sc4pd/source/PinkNoise.cpp new file mode 100644 index 0000000..bf6db62 --- /dev/null +++ b/sc4pd/source/PinkNoise.cpp @@ -0,0 +1,168 @@ +/* sc4pd + PinkNoise, PinkNoise~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Gottfried Michael Koenig: Klangfiguren II + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ PinkNoise~ -------------------------------*/ + +class PinkNoise_ar: + public flext_dsp +{ + FLEXT_HEADER(PinkNoise_ar,flext_dsp); + +public: + PinkNoise_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + uint32 m_dice[16]; + int32 m_total; + RGen rgen; +}; + +FLEXT_LIB_DSP_V("PinkNoise~",PinkNoise_ar); + +PinkNoise_ar::PinkNoise_ar(int argc, t_atom *argv) + : m_total(0) +{ + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + for (int i=0; i<16; ++i) + { + uint32 newrand = rgen.trand() >> 13; + m_total += newrand; + m_dice[i] = newrand; + } + + AddOutSignal(); +} + + +void PinkNoise_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + uint32 total = m_total; + uint32 *dice = m_dice; + + for (int i = 0; i!= n;++i) + { + uint32 counter = trand(s1,s2,s3); // Magnus Jonsson's suggestion. + uint32 newrand = counter >> 13; + int k = (CTZ(counter)) & 15; + uint32 prevrand = dice[k]; + dice[k] = newrand; + total += (newrand - prevrand); + newrand = trand(s1,s2,s3) >> 13; + uint32 ifval = (total + newrand) | 0x40000000; + (*(nout)++) = ((*(float*)&ifval) - 3.0f); + } + RPUT; +} + + +/* ------------------------ PinkNoise ---------------------------------*/ + +class PinkNoise_kr: + public flext_base +{ + FLEXT_HEADER(PinkNoise_kr,flext_base); + +public: + PinkNoise_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + +private: + uint32 m_dice[16]; + int32 m_total; + RGen rgen; + FLEXT_CALLBACK(m_perform); +}; + +FLEXT_LIB_V("PinkNoise",PinkNoise_kr); + +PinkNoise_kr::PinkNoise_kr(int argc, t_atom *argv) + : m_total(0) +{ + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + for (int i=0; i<16; ++i) + { + uint32 newrand = rgen.trand() >> 13; + m_total += newrand; + m_dice[i] = newrand; + } + + AddOutFloat(); +} + +void PinkNoise_kr::m_perform() +{ + uint32 counter = rgen.trand(); // Magnus Jonsson's suggestion. + uint32 newrand = counter >> 13; + int k = (CTZ(counter)) & 15; + uint32 prevrand = m_dice[k]; + m_dice[k] = newrand; + m_total += (newrand - prevrand); + newrand = rgen.trand() >> 13; + uint32 ifval = (m_total + newrand) | 0x40000000; + + ToOutFloat(0,((*(float*)&ifval) - 3.0f)); +} diff --git a/sc4pd/source/WhiteNoise.cpp b/sc4pd/source/WhiteNoise.cpp new file mode 100644 index 0000000..ecedf3d --- /dev/null +++ b/sc4pd/source/WhiteNoise.cpp @@ -0,0 +1,130 @@ +/* sc4pd + WhiteNoise, WhiteNoise~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Otomo Yoshihide: Ensemble Cathode + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ WhiteNoise~ -------------------------------*/ + +class WhiteNoise_ar: + public flext_dsp +{ + FLEXT_HEADER(WhiteNoise_ar,flext_dsp); + +public: + WhiteNoise_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + RGen rgen; +}; + +FLEXT_LIB_DSP_V("WhiteNoise~",WhiteNoise_ar); + +WhiteNoise_ar::WhiteNoise_ar(int argc, t_atom *argv) +{ + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + AddOutSignal(); +} + + +void WhiteNoise_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + RGET; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = frand2(s1, s2, s3); + } + + RPUT +} + + +/* ------------------------ WhiteNoise ---------------------------------*/ + +class WhiteNoise_kr: + public flext_base +{ + FLEXT_HEADER(WhiteNoise_kr,flext_base); + +public: + WhiteNoise_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + +private: + RGen rgen; + FLEXT_CALLBACK(m_perform); +}; + +FLEXT_LIB_V("WhiteNoise",WhiteNoise_kr); + +WhiteNoise_kr::WhiteNoise_kr(int argc, t_atom *argv) +{ + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(0); //set seed to 0 + + AddOutFloat(); +} + +void WhiteNoise_kr::m_perform() +{ + ToOutFloat(0,rgen.frand2()); +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp new file mode 100644 index 0000000..d7b187b --- /dev/null +++ b/sc4pd/source/main.cpp @@ -0,0 +1,91 @@ +/* sc4pd library initialization + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phosphor + +*/ + +#include + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +#define SC4PD_VERSION "0.01" + +void sc4pd_library_setup() +{ + post("\nsc4pd: by tim blechmann"); + post("based on SuperCollider by James McCartney"); + post("version "SC4PD_VERSION); + post("compiled on "__DATE__); + post("contains: Dust(~), MantissaMask(~), Hasher(~), Median(~), " + "BrownNoise(~),"); + post(" ClipNoise(~), GrayNoise(~), Dust2(~), WhiteNoise(~), " + "PinkNoise(~)\n"); + + //initialize objects + FLEXT_DSP_SETUP(Dust_ar); + FLEXT_SETUP(Dust_kr); + + FLEXT_DSP_SETUP(MantissaMask_ar); + FLEXT_SETUP(MantissaMask_kr); + + FLEXT_DSP_SETUP(Hasher_ar); + FLEXT_SETUP(Hasher_kr); + + FLEXT_DSP_SETUP(Median_ar); + FLEXT_SETUP(Median_kr); + + FLEXT_DSP_SETUP(BrownNoise_ar); + FLEXT_SETUP(BrownNoise_kr); + + FLEXT_DSP_SETUP(ClipNoise_ar); + FLEXT_SETUP(ClipNoise_kr); + + FLEXT_DSP_SETUP(GrayNoise_ar); + FLEXT_SETUP(GrayNoise_kr); + + FLEXT_DSP_SETUP(WhiteNoise_ar); + FLEXT_SETUP(WhiteNoise_kr); + + FLEXT_DSP_SETUP(PinkNoise_ar); + FLEXT_SETUP(PinkNoise_kr); + + FLEXT_DSP_SETUP(Dust2_ar); + FLEXT_SETUP(Dust2_kr); + + FLEXT_DSP_SETUP(Crackle_ar); + FLEXT_SETUP(Crackle_kr); +} + +FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp new file mode 100644 index 0000000..8456f4d --- /dev/null +++ b/sc4pd/source/support.hpp @@ -0,0 +1,80 @@ +/* sc4pd: + support functions + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phosphor + +*/ + +#include +#include + +#include +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline bool sc_add (flext::AtomList a) +{ + for (int i = 0; i!=a.Count();++i) + { + if ( flext::IsSymbol(a[i]) ) + { + const char * teststring; + teststring = flext::GetString(a[i]); + if((strcmp(teststring,"add"))==0) + return true; + } + } + return false; +} + +inline float sc_getfloatarg (flext::AtomList a,int i) +{ + if (a.Count() >0 || a.Count() + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + -- cgit v1.2.1 From c51398d4fcc43ac9d72888191d65f44609f7eb5f Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 14 Jul 2004 18:29:52 +0000 Subject: update & bugfix svn path=/trunk/externals/tb/; revision=1859 --- sc4pd/source/Dust.cpp | 4 ++-- sc4pd/source/Dust2.cpp | 4 ++-- sc4pd/source/main.cpp | 10 +++++++--- sc4pd/source/support.hpp | 16 +++++++++++++++- 4 files changed, 26 insertions(+), 8 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/Dust.cpp b/sc4pd/source/Dust.cpp index 19b6312..58decd8 100644 --- a/sc4pd/source/Dust.cpp +++ b/sc4pd/source/Dust.cpp @@ -128,7 +128,7 @@ public: protected: void m_set(float f); Timer Dust_timer; - void m_doit(); + void m_doit(void*); private: float m_density, m_scale; @@ -171,7 +171,7 @@ void Dust_kr::m_set(float f) Dust_timer.Delay(mtbt * 0.002 * rgen.frand()); } -void Dust_kr::m_doit() +void Dust_kr::m_doit(void*) { ToOutFloat(0,rgen.frand()); diff --git a/sc4pd/source/Dust2.cpp b/sc4pd/source/Dust2.cpp index a8cbbc3..ef41d9a 100644 --- a/sc4pd/source/Dust2.cpp +++ b/sc4pd/source/Dust2.cpp @@ -129,7 +129,7 @@ public: protected: void m_set(float f); Timer Dust2_timer; - void m_doit(); + void m_doit(void*); private: float m_density, m_scale; @@ -172,7 +172,7 @@ void Dust2_kr::m_set(float f) Dust2_timer.Delay(mtbt * 0.002 * rgen.frand()); } -void Dust2_kr::m_doit() +void Dust2_kr::m_doit(void*) { ToOutFloat(0,2*rgen.frand() - 1 ); diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index d7b187b..d9198db 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -49,9 +49,9 @@ void sc4pd_library_setup() post("version "SC4PD_VERSION); post("compiled on "__DATE__); post("contains: Dust(~), MantissaMask(~), Hasher(~), Median(~), " - "BrownNoise(~),"); - post(" ClipNoise(~), GrayNoise(~), Dust2(~), WhiteNoise(~), " - "PinkNoise(~)\n"); + "BrownNoise(~),\n" + " ClipNoise(~), GrayNoise(~), Dust2(~), WhiteNoise(~), " + "PinkNoise(~), \n Crackle(~), Rand(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -86,6 +86,10 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(Crackle_ar); FLEXT_SETUP(Crackle_kr); + + FLEXT_DSP_SETUP(Rand_ar); + FLEXT_SETUP(Rand_kr); + } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index 8456f4d..b6d67a8 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -60,12 +60,26 @@ inline bool sc_add (flext::AtomList a) inline float sc_getfloatarg (flext::AtomList a,int i) { - if (a.Count() >0 || a.Count() 0 && a.Count() > i) return flext::GetAFloat(a[i]); else return 0; } +inline bool sc_ar(flext::AtomList a) +{ + for (int i = 0; i!=a.Count();++i) + { + if ( flext::IsSymbol(a[i]) ) + { + const char * teststring; + teststring = flext::GetString(a[i]); + if((strcmp(teststring,"ar"))==0) + return true; + } + } + return false; +} // macros to put rgen state in registers #define RGET \ -- cgit v1.2.1 From 6745d3a2fe6e45e54587bec5afe86fc7c171bb85 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 14 Jul 2004 18:34:35 +0000 Subject: checking in svn path=/trunk/externals/tb/; revision=1860 --- sc4pd/source/Rand.cpp | 151 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 151 insertions(+) create mode 100644 sc4pd/source/Rand.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Rand.cpp b/sc4pd/source/Rand.cpp new file mode 100644 index 0000000..1601be9 --- /dev/null +++ b/sc4pd/source/Rand.cpp @@ -0,0 +1,151 @@ +/* sc4pd + Rand, Rand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: the sounds coming through my open window + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ Rand~ -------------------------------*/ + +class Rand_ar: + public flext_dsp +{ + FLEXT_HEADER(Rand_ar,flext_dsp); + +public: + Rand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + +private: + float m_sample; + float lo; + float hi; + RGen rgen; +}; + +FLEXT_LIB_DSP_V("Rand~",Rand_ar); + +Rand_ar::Rand_ar(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + + rgen.init(0); //this should be changed + + AddOutSignal(); +} + +void Rand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + float range = hi - lo; + m_sample = rgen.frand() * range + lo; +} + + +void Rand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + + +/* ------------------------ Rand ---------------------------------*/ + +class Rand_kr: + public flext_base +{ + FLEXT_HEADER(Rand_kr,flext_base); + +public: + Rand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + +private: + float lo; + float hi; + RGen rgen; +}; + +FLEXT_LIB_V("Rand",Rand_kr); + +Rand_kr::Rand_kr(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + + rgen.init(0); + + AddOutFloat(); +} + +void Rand_kr::m_loadbang() +{ + float range = hi - lo; + + ToOutFloat(0,rgen.frand() * range + lo); +} -- cgit v1.2.1 From ff2ee8fd80cce2c7102799169c6e272457b011ba Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 14 Jul 2004 22:07:27 +0000 Subject: check in svn path=/trunk/externals/tb/; revision=1862 --- sc4pd/source/IRand.cpp | 151 ++++++++++++++++++++++++++++++++++ sc4pd/source/TExpRand.cpp | 203 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/TIRand.cpp | 204 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/TRand.cpp | 204 ++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 762 insertions(+) create mode 100644 sc4pd/source/IRand.cpp create mode 100644 sc4pd/source/TExpRand.cpp create mode 100644 sc4pd/source/TIRand.cpp create mode 100644 sc4pd/source/TRand.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/IRand.cpp b/sc4pd/source/IRand.cpp new file mode 100644 index 0000000..05cc5f0 --- /dev/null +++ b/sc4pd/source/IRand.cpp @@ -0,0 +1,151 @@ +/* sc4pd + IRand, IRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Assif Tsahar: Open Systems + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ IRand~ -------------------------------*/ + +class IRand_ar: + public flext_dsp +{ + FLEXT_HEADER(IRand_ar,flext_dsp); + +public: + IRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + +private: + float m_sample; + int lo; + int hi; + RGen rgen; +}; + +FLEXT_LIB_DSP_V("IRand~",IRand_ar); + +IRand_ar::IRand_ar(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=int(sc_getfloatarg(Args,0)); + hi=int(sc_getfloatarg(Args,1)); + + rgen.init(0); //this should be changed + + AddOutSignal(); +} + +void IRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + int range = hi - lo; + m_sample = float(rgen.irand(range) + lo); +} + + +void IRand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + + +/* ------------------------ IRand ---------------------------------*/ + +class IRand_kr: + public flext_base +{ + FLEXT_HEADER(IRand_kr,flext_base); + +public: + IRand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + +private: + int lo; + int hi; + RGen rgen; +}; + +FLEXT_LIB_V("IRand",IRand_kr); + +IRand_kr::IRand_kr(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=int(sc_getfloatarg(Args,0)); + hi=int(sc_getfloatarg(Args,1)); + + rgen.init(0); + + AddOutInt(); +} + +void IRand_kr::m_loadbang() +{ + int range = hi - lo; + + ToOutInt(0,rgen.irand(range) + lo); +} diff --git a/sc4pd/source/TExpRand.cpp b/sc4pd/source/TExpRand.cpp new file mode 100644 index 0000000..806fba1 --- /dev/null +++ b/sc4pd/source/TExpRand.cpp @@ -0,0 +1,203 @@ +/* sc4pd + TExpRand, TExpRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Assif Tsahar: Open Systems + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ TExpRand~ -------------------------------*/ + +class TExpRand_ar: + public flext_dsp +{ + FLEXT_HEADER(TExpRand_ar,flext_dsp); + +public: + TExpRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_bang(); + + void m_sethi(float f) + { + hi = f; + ratio = hi / lo; + } + + void m_setlo(float f) + { + lo = f; + ratio = hi / lo; + } + +private: + float m_sample; + float lo; + float hi; + float ratio; + RGen rgen; + + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_F(m_setlo); + FLEXT_CALLBACK_F(m_sethi); +}; + +FLEXT_LIB_DSP_V("TExpRand~",TExpRand_ar); + +TExpRand_ar::TExpRand_ar(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + ratio = hi / lo; + + rgen.init(0); //this should be changed + + AddOutSignal(); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"setlo",m_setlo); + FLEXT_ADDMETHOD_(0,"sethi",m_sethi); +} + +void TExpRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + m_sample = pow(ratio, rgen.frand()) * lo; +} + + +void TExpRand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + +void TExpRand_ar::m_bang() +{ + m_sample = pow(ratio, rgen.frand()) * lo; +} + +/* ------------------------ TExpRand ---------------------------------*/ + +class TExpRand_kr: + public flext_base +{ + FLEXT_HEADER(TExpRand_kr,flext_base); + +public: + TExpRand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + void m_bang(); + + void m_sethi(float f) + { + hi = f; + ratio = hi / lo; + } + + void m_setlo(float f) + { + lo = f; + ratio = hi / lo; + } + +private: + float lo; + float hi; + float ratio; + RGen rgen; + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_F(m_setlo); + FLEXT_CALLBACK_F(m_sethi); +}; + +FLEXT_LIB_V("TExpRand",TExpRand_kr); + +TExpRand_kr::TExpRand_kr(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + ratio = hi / lo; + + rgen.init(0); + + AddOutFloat(); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"setlo",m_setlo); + FLEXT_ADDMETHOD_(0,"sethi",m_sethi); +} + +void TExpRand_kr::m_loadbang() +{ + ToOutFloat(0,pow(ratio, rgen.frand()) * lo); +} + +void TExpRand_kr::m_bang() +{ + ToOutFloat(0,pow(ratio, rgen.frand()) * lo); +} diff --git a/sc4pd/source/TIRand.cpp b/sc4pd/source/TIRand.cpp new file mode 100644 index 0000000..b68278e --- /dev/null +++ b/sc4pd/source/TIRand.cpp @@ -0,0 +1,204 @@ +/* sc4pd + TIRand, TIRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Sachiko M: Debris + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ TIRand~ -------------------------------*/ + +class TIRand_ar: + public flext_dsp +{ + FLEXT_HEADER(TIRand_ar,flext_dsp); + +public: + TIRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_bang(); + + void m_sethi(int i) + { + hi = i; + range = hi - lo; + } + + void m_setlo(int i) + { + lo = i; + range = hi - lo; + } + + +private: + float m_sample; + int lo; + int hi; + int range; + RGen rgen; + + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_I(m_setlo); + FLEXT_CALLBACK_I(m_sethi); +}; + +FLEXT_LIB_DSP_V("TIRand~",TIRand_ar); + +TIRand_ar::TIRand_ar(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=int(sc_getfloatarg(Args,0)); + hi=int(sc_getfloatarg(Args,1)); + range = hi - lo; + + rgen.init(0); //this should be changed + + AddOutSignal(); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"setlo",m_setlo); + FLEXT_ADDMETHOD_(0,"sethi",m_sethi); +} + +void TIRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + m_sample = float(rgen.irand(range) + lo); +} + + +void TIRand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + +void TIRand_ar::m_bang() +{ + m_sample = float(rgen.irand(range) + lo); +} + +/* ------------------------ TIRand ---------------------------------*/ + +class TIRand_kr: + public flext_base +{ + FLEXT_HEADER(TIRand_kr,flext_base); + +public: + TIRand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + void m_bang(); + + void m_sethi(int i) + { + hi = i; + range = hi - lo; + } + + void m_setlo(int i) + { + lo = i; + range = hi - lo; + } + +private: + int lo; + int hi; + int range; + RGen rgen; + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_I(m_setlo); + FLEXT_CALLBACK_I(m_sethi); +}; + +FLEXT_LIB_V("TIRand",TIRand_kr); + +TIRand_kr::TIRand_kr(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=int(sc_getfloatarg(Args,0)); + hi=int(sc_getfloatarg(Args,1)); + range = hi - lo; + + rgen.init(0); + + AddOutInt(); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"setlo",m_setlo); + FLEXT_ADDMETHOD_(0,"sethi",m_sethi); +} + +void TIRand_kr::m_loadbang() +{ + ToOutInt(0,rgen.irand(range) + lo); +} + +void TIRand_kr::m_bang() +{ + ToOutInt(0,rgen.irand(range) + lo); +} diff --git a/sc4pd/source/TRand.cpp b/sc4pd/source/TRand.cpp new file mode 100644 index 0000000..f1ca9b2 --- /dev/null +++ b/sc4pd/source/TRand.cpp @@ -0,0 +1,204 @@ +/* sc4pd + TRand, TRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Annette Krebs & Taku Sugimoto: A Duo In Berlin + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ TRand~ -------------------------------*/ + +class TRand_ar: + public flext_dsp +{ + FLEXT_HEADER(TRand_ar,flext_dsp); + +public: + TRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_bang(); + + void m_sethi(float f) + { + hi = f; + range = hi - lo; + } + + void m_setlo(float f) + { + lo = f; + range = hi - lo; + } + + +private: + float m_sample; + float lo; + float hi; + float range; + RGen rgen; + + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_F(m_setlo); + FLEXT_CALLBACK_F(m_sethi); +}; + +FLEXT_LIB_DSP_V("TRand~",TRand_ar); + +TRand_ar::TRand_ar(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + range = hi - lo; + + rgen.init(0); //this should be changed + + AddOutSignal(); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"setlo",m_setlo); + FLEXT_ADDMETHOD_(0,"sethi",m_sethi); +} + +void TRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + m_sample = rgen.frand() * range + lo; +} + + +void TRand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + +void TRand_ar::m_bang() +{ + m_sample = rgen.frand() * range + lo; +} + +/* ------------------------ TRand ---------------------------------*/ + +class TRand_kr: + public flext_base +{ + FLEXT_HEADER(TRand_kr,flext_base); + +public: + TRand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + void m_bang(); + + void m_sethi(float f) + { + hi = f; + range = hi - lo; + } + + void m_setlo(float f) + { + lo = f; + range = hi - lo; + } + +private: + float lo; + float hi; + float range; + RGen rgen; + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_F(m_setlo); + FLEXT_CALLBACK_F(m_sethi); +}; + +FLEXT_LIB_V("TRand",TRand_kr); + +TRand_kr::TRand_kr(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + range = hi - lo; + + rgen.init(0); + + AddOutFloat(); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"setlo",m_setlo); + FLEXT_ADDMETHOD_(0,"sethi",m_sethi); +} + +void TRand_kr::m_loadbang() +{ + ToOutFloat(0,rgen.frand() * range + lo); +} + +void TRand_kr::m_bang() +{ + ToOutFloat(0,rgen.frand() * range + lo); +} -- cgit v1.2.1 From 7efe253bff93c1214cc84ef16255af39351a7606 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 14 Jul 2004 22:09:37 +0000 Subject: some more ugens svn path=/trunk/externals/tb/; revision=1863 --- sc4pd/source/main.cpp | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index d9198db..3ae9108 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -1,4 +1,5 @@ -/* sc4pd library initialization +/* sc4pd + library initialization Copyright (c) 2004 Tim Blechmann. @@ -51,7 +52,8 @@ void sc4pd_library_setup() post("contains: Dust(~), MantissaMask(~), Hasher(~), Median(~), " "BrownNoise(~),\n" " ClipNoise(~), GrayNoise(~), Dust2(~), WhiteNoise(~), " - "PinkNoise(~), \n Crackle(~), Rand(~)\n"); + "PinkNoise(~), \n Crackle(~), Rand(~), TRand(~), " + "TExpRand(~), IRand(~), TIRand(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -90,6 +92,17 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(Rand_ar); FLEXT_SETUP(Rand_kr); + FLEXT_DSP_SETUP(TRand_ar); + FLEXT_SETUP(TRand_kr); + + FLEXT_DSP_SETUP(TExpRand_ar); + FLEXT_SETUP(TExpRand_kr); + + FLEXT_DSP_SETUP(IRand_ar); + FLEXT_SETUP(IRand_kr); + + FLEXT_DSP_SETUP(TIRand_ar); + FLEXT_SETUP(TIRand_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 0f1258611b064b215d1dd877f69e694fedf0d109 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Thu, 15 Jul 2004 19:03:22 +0000 Subject: further checkins svn path=/trunk/externals/tb/; revision=1866 --- sc4pd/source/CoinGate.cpp | 92 +++++++++++++++++++++++ sc4pd/source/LinRand.cpp | 184 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/NRand.cpp | 180 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/support.cpp | 102 +++++++++++++++++++++++++ 4 files changed, 558 insertions(+) create mode 100644 sc4pd/source/CoinGate.cpp create mode 100644 sc4pd/source/LinRand.cpp create mode 100644 sc4pd/source/NRand.cpp create mode 100644 sc4pd/source/support.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/CoinGate.cpp b/sc4pd/source/CoinGate.cpp new file mode 100644 index 0000000..27961c2 --- /dev/null +++ b/sc4pd/source/CoinGate.cpp @@ -0,0 +1,92 @@ +/* sc4pd + CoinGate + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: the sounds coming through my open window + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ CoinGate ---------------------------------*/ + +class CoinGate_kr: + public flext_base +{ + FLEXT_HEADER(CoinGate_kr,flext_base); + +public: + CoinGate_kr(int argc, t_atom *argv); + +protected: + void m_bang(); + + void m_seed(int i) + { + rgen.init(i); + } + +private: + float prob; + FLEXT_CALLBACK(m_bang); + FLEXT_CALLBACK_I(m_seed); + RGen rgen; +}; + +FLEXT_LIB_V("CoinGate",CoinGate_kr); + +CoinGate_kr::CoinGate_kr(int argc, t_atom *argv) +{ + AtomList Args(argc,argv); + + rgen.init(timeseed()); + + prob = sc_getfloatarg(Args,0); + + FLEXT_ADDBANG(0,m_bang); + FLEXT_ADDMETHOD_(0,"seed",m_seed); + AddOutBang(); +} + +void CoinGate_kr::m_bang() +{ + if(rgen.frand() < prob) + ToOutBang(0); +} diff --git a/sc4pd/source/LinRand.cpp b/sc4pd/source/LinRand.cpp new file mode 100644 index 0000000..3ebc458 --- /dev/null +++ b/sc4pd/source/LinRand.cpp @@ -0,0 +1,184 @@ +/* sc4pd + LinRand, LinRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Jim O'Rourke & Loren Mazzacane Connors: In Bern + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LinRand~ -------------------------------*/ + +class LinRand_ar: + public flext_dsp +{ + FLEXT_HEADER(LinRand_ar,flext_dsp); + +public: + LinRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + +private: + float m_sample; + float lo; + float hi; + int sc_n; + RGen rgen; + FLEXT_CALLBACK_I(m_seed); +}; + +FLEXT_LIB_DSP_V("LinRand~",LinRand_ar); + +LinRand_ar::LinRand_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + sc_n=sc_getfloatarg(Args,2); + + rgen.init(timeseed()); + + AddOutSignal(); +} + +void LinRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + float range = hi - lo; + float a, b; + a = rgen.frand(); + b = rgen.frand(); + if (sc_n <= 0) { + m_sample = sc_min(a, b) * range + lo; + } else { + m_sample = sc_max(a, b) * range + lo; + } +} + + +void LinRand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + + +/* ------------------------ LinRand ---------------------------------*/ + +class LinRand_kr: + public flext_base +{ + FLEXT_HEADER(LinRand_kr,flext_base); + +public: + LinRand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + + void m_seed(int i) + { + rgen.init(i); + } + +private: + float lo; + float hi; + int sc_n; + RGen rgen; + FLEXT_CALLBACK_I(m_seed); +}; + +FLEXT_LIB_V("LinRand",LinRand_kr); + +LinRand_kr::LinRand_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + + AtomList Args(argc,argv); + if (Args.Count() != 3) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + sc_n=sc_getfloatarg(Args,2); + + rgen.init(timeseed()); + + AddOutFloat(); +} + +void LinRand_kr::m_loadbang() +{ + float range = hi - lo; + float a, b; + a = rgen.frand(); + b = rgen.frand(); + if (sc_n <= 0) { + ToOutFloat(0,sc_min(a, b) * range + lo); + } else { + ToOutFloat(0,sc_max(a, b) * range + lo); + } +} diff --git a/sc4pd/source/NRand.cpp b/sc4pd/source/NRand.cpp new file mode 100644 index 0000000..9921c82 --- /dev/null +++ b/sc4pd/source/NRand.cpp @@ -0,0 +1,180 @@ +/* sc4pd + NRand, NRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Jim O'Rourke & Loren Mazzacane Connors: In Bern + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ NRand~ -------------------------------*/ + +class NRand_ar: + public flext_dsp +{ + FLEXT_HEADER(NRand_ar,flext_dsp); + +public: + NRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + +private: + float m_sample; + float lo; + float hi; + int sc_n; + RGen rgen; + FLEXT_CALLBACK_I(m_seed); +}; + +FLEXT_LIB_DSP_V("NRand~",NRand_ar); + +NRand_ar::NRand_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + sc_n=sc_getfloatarg(Args,2); + + rgen.init(timeseed()); + + AddOutSignal(); +} + +void NRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + float range = hi - lo; + float sum = 0; + for (int i=0; i +#include "SC_PlugIn.h" + +#include + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +bool sc_add (flext::AtomList a) +{ + for (int i = 0; i!=a.Count();++i) + { + if ( flext::IsSymbol(a[i]) ) + { + const char * teststring; + teststring = flext::GetString(a[i]); + if((strcmp(teststring,"add"))==0) + return true; + } + } + return false; +} + +float sc_getfloatarg (flext::AtomList a,int i) +{ + if (a.Count() > 0 && a.Count() > i) + return flext::GetAFloat(a[i]); + else + return 0; +} + +bool sc_ar(flext::AtomList a) +{ + for (int i = 0; i!=a.Count();++i) + { + if ( flext::IsSymbol(a[i]) ) + { + const char * teststring; + teststring = flext::GetString(a[i]); + if((strcmp(teststring,"ar"))==0) + return true; + } + } + return false; +} + +// macros to put rgen state in registers +#define RGET \ + uint32 s1 = rgen.s1; \ + uint32 s2 = rgen.s2; \ + uint32 s3 = rgen.s3; + +#define RPUT \ + rgen.s1 = s1; \ + rgen.s2 = s2; \ + rgen.s3 = s3; + +int32 timeseed() +{ + static int32 count = 0; + struct timeval tv; + gettimeofday(&tv, 0); + return (int32)tv.tv_sec ^ (int32)tv.tv_usec ^ count--; +} -- cgit v1.2.1 From 9ecfff90135ec05498f9f55a39cd386c855a8571 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Thu, 15 Jul 2004 19:05:05 +0000 Subject: rng have setable seed and other changes svn path=/trunk/externals/tb/; revision=1867 --- sc4pd/source/BrownNoise.cpp | 22 ++++-- sc4pd/source/ClipNoise.cpp | 19 ++++- sc4pd/source/Dust.cpp | 19 ++++- sc4pd/source/Dust2.cpp | 18 ++++- sc4pd/source/ExpRand.cpp | 168 ++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/GrayNoise.cpp | 18 ++++- sc4pd/source/IRand.cpp | 20 +++++- sc4pd/source/PinkNoise.cpp | 18 ++++- sc4pd/source/Rand.cpp | 22 +++++- sc4pd/source/TExpRand.cpp | 18 ++++- sc4pd/source/TIRand.cpp | 17 ++++- sc4pd/source/TRand.cpp | 17 ++++- sc4pd/source/WhiteNoise.cpp | 18 ++++- sc4pd/source/main.cpp | 16 ++++- sc4pd/source/support.hpp | 48 +++---------- 15 files changed, 391 insertions(+), 67 deletions(-) create mode 100644 sc4pd/source/ExpRand.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/BrownNoise.cpp b/sc4pd/source/BrownNoise.cpp index 39cbc26..b9bc138 100644 --- a/sc4pd/source/BrownNoise.cpp +++ b/sc4pd/source/BrownNoise.cpp @@ -58,22 +58,29 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + void m_seed(int i) + { + rgen.init(i); + } + private: float m_level; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("BrownNoise~",BrownNoise_ar); BrownNoise_ar::BrownNoise_ar(int argc, t_atom *argv) { - //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); m_level=rgen.frand2(); - + + FLEXT_ADDMETHOD_(0,"seed",m_seed); + AddOutSignal(); } @@ -115,11 +122,17 @@ public: protected: void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } private: float m_level; RGen rgen; FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("BrownNoise",BrownNoise_kr); @@ -127,11 +140,12 @@ FLEXT_LIB_V("BrownNoise",BrownNoise_kr); BrownNoise_kr::BrownNoise_kr(int argc, t_atom *argv) { FLEXT_ADDBANG(0,m_perform); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); m_level=rgen.frand2(); AddOutFloat(); diff --git a/sc4pd/source/ClipNoise.cpp b/sc4pd/source/ClipNoise.cpp index 14b5101..891342c 100644 --- a/sc4pd/source/ClipNoise.cpp +++ b/sc4pd/source/ClipNoise.cpp @@ -57,20 +57,27 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } private: RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("ClipNoise~",ClipNoise_ar); ClipNoise_ar::ClipNoise_ar(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutSignal(); } @@ -104,10 +111,16 @@ public: protected: void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } private: RGen rgen; FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("ClipNoise",ClipNoise_kr); @@ -115,11 +128,11 @@ FLEXT_LIB_V("ClipNoise",ClipNoise_kr); ClipNoise_kr::ClipNoise_kr(int argc, t_atom *argv) { FLEXT_ADDBANG(0,m_perform); - + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutFloat(); } diff --git a/sc4pd/source/Dust.cpp b/sc4pd/source/Dust.cpp index 58decd8..0acd45f 100644 --- a/sc4pd/source/Dust.cpp +++ b/sc4pd/source/Dust.cpp @@ -63,9 +63,15 @@ protected: m_thresh = m_density/Samplerate(); m_scale = m_thresh > 0.f ? 1.f / m_thresh : 0.f; } + + void m_seed(int i) + { + rgen.init(i); + } private: FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_I(m_seed); float m_density, m_thresh, m_scale; RGen rgen; @@ -76,12 +82,14 @@ FLEXT_LIB_DSP_V("Dust~",Dust_ar); Dust_ar::Dust_ar(int argc, t_atom *argv) { FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); m_density=sc_getfloatarg(Args,0); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); + AddOutSignal(); } @@ -129,6 +137,11 @@ protected: void m_set(float f); Timer Dust_timer; void m_doit(void*); + + void m_seed(int i) + { + rgen.init(i); + } private: float m_density, m_scale; @@ -136,6 +149,7 @@ private: RGen rgen; FLEXT_CALLBACK_1(m_set,float); FLEXT_CALLBACK_T(m_doit); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("Dust",Dust_kr); @@ -144,12 +158,13 @@ Dust_kr::Dust_kr(int argc, t_atom *argv) : Dust_timer(false) { FLEXT_ADDMETHOD(0,m_set); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); m_density=sc_getfloatarg(Args,0); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutFloat(); FLEXT_ADDTIMER(Dust_timer,m_doit); diff --git a/sc4pd/source/Dust2.cpp b/sc4pd/source/Dust2.cpp index ef41d9a..cb5d509 100644 --- a/sc4pd/source/Dust2.cpp +++ b/sc4pd/source/Dust2.cpp @@ -64,9 +64,15 @@ protected: m_thresh = m_density/Samplerate(); m_scale = m_thresh > 0.f ? 1.f / m_thresh : 0.f; } + + void m_seed(int i) + { + rgen.init(i); + } private: FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_I(m_seed); float m_density, m_thresh, m_scale; RGen rgen; @@ -77,12 +83,13 @@ FLEXT_LIB_DSP_V("Dust2~",Dust2_ar); Dust2_ar::Dust2_ar(int argc, t_atom *argv) { FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); m_density=sc_getfloatarg(Args,0); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutSignal(); } @@ -130,12 +137,18 @@ protected: void m_set(float f); Timer Dust2_timer; void m_doit(void*); + + void m_seed(int i) + { + rgen.init(i); + } private: float m_density, m_scale; float mtbt; //medium time between trigger RGen rgen; FLEXT_CALLBACK_1(m_set,float); + FLEXT_CALLBACK_I(m_seed); FLEXT_CALLBACK_T(m_doit); }; @@ -145,12 +158,13 @@ Dust2_kr::Dust2_kr(int argc, t_atom *argv) : Dust2_timer(false) { FLEXT_ADDMETHOD(0,m_set); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); m_density=sc_getfloatarg(Args,0); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutFloat(); FLEXT_ADDTIMER(Dust2_timer,m_doit); diff --git a/sc4pd/source/ExpRand.cpp b/sc4pd/source/ExpRand.cpp new file mode 100644 index 0000000..e0718c8 --- /dev/null +++ b/sc4pd/source/ExpRand.cpp @@ -0,0 +1,168 @@ +/* sc4pd + ExpRand, ExpRand~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Jim O'Rourke & Loren Mazzacane Connors: In Bern + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ ExpRand~ -------------------------------*/ + +class ExpRand_ar: + public flext_dsp +{ + FLEXT_HEADER(ExpRand_ar,flext_dsp); + +public: + ExpRand_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + +private: + float m_sample; + float lo; + float hi; + int sc_n; + RGen rgen; + FLEXT_CALLBACK_I(m_seed); +}; + +FLEXT_LIB_DSP_V("ExpRand~",ExpRand_ar); + +ExpRand_ar::ExpRand_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + + rgen.init(timeseed()); + + AddOutSignal(); +} + +void ExpRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + float ratio = hi / lo; + m_sample = pow(ratio,rgen.frand()) * lo); +} + + +void ExpRand_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float sample = m_sample; + + for (int i = 0; i!= n;++i) + { + (*(nout)++) = sample; + } +} + + +/* ------------------------ ExpRand ---------------------------------*/ + +class ExpRand_kr: + public flext_base +{ + FLEXT_HEADER(ExpRand_kr,flext_base); + +public: + ExpRand_kr(int argc, t_atom *argv); + +protected: + void m_loadbang(); + + void m_seed(int i) + { + rgen.init(i); + } + +private: + float lo; + float hi; + int sc_n; + RGen rgen; + FLEXT_CALLBACK_I(m_seed); +}; + +FLEXT_LIB_V("ExpRand",ExpRand_kr); + +ExpRand_kr::ExpRand_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + + AtomList Args(argc,argv); + if (Args.Count() != 2) + { + post("not enough arguments"); + return; + } + lo=sc_getfloatarg(Args,0); + hi=sc_getfloatarg(Args,1); + + rgen.init(timeseed()); + + AddOutFloat(); +} + +void ExpRand_kr::m_loadbang() +{ + float ratio = hi / lo; + ToOutFloat(0,pow(ratio,rgen.frand()) * lo); +} diff --git a/sc4pd/source/GrayNoise.cpp b/sc4pd/source/GrayNoise.cpp index 8628bca..6c76217 100644 --- a/sc4pd/source/GrayNoise.cpp +++ b/sc4pd/source/GrayNoise.cpp @@ -57,21 +57,28 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } private: int m_counter; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("GrayNoise~",GrayNoise_ar); GrayNoise_ar::GrayNoise_ar(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutSignal(); } @@ -108,11 +115,17 @@ public: protected: void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } private: int m_counter; RGen rgen; FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("GrayNoise",GrayNoise_kr); @@ -120,11 +133,12 @@ FLEXT_LIB_V("GrayNoise",GrayNoise_kr); GrayNoise_kr::GrayNoise_kr(int argc, t_atom *argv) { FLEXT_ADDBANG(0,m_perform); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutFloat(); } diff --git a/sc4pd/source/IRand.cpp b/sc4pd/source/IRand.cpp index 05cc5f0..095df92 100644 --- a/sc4pd/source/IRand.cpp +++ b/sc4pd/source/IRand.cpp @@ -58,18 +58,26 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } private: float m_sample; int lo; int hi; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("IRand~",IRand_ar); IRand_ar::IRand_ar(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); + AtomList Args(argc,argv); if (Args.Count() != 2) @@ -80,7 +88,7 @@ IRand_ar::IRand_ar(int argc, t_atom *argv) lo=int(sc_getfloatarg(Args,0)); hi=int(sc_getfloatarg(Args,1)); - rgen.init(0); //this should be changed + rgen.init(timeseed()); AddOutSignal(); } @@ -119,16 +127,24 @@ public: protected: void m_loadbang(); + void m_seed(int i) + { + rgen.init(i); + } + private: int lo; int hi; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("IRand",IRand_kr); IRand_kr::IRand_kr(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); + AtomList Args(argc,argv); if (Args.Count() != 2) { @@ -138,7 +154,7 @@ IRand_kr::IRand_kr(int argc, t_atom *argv) lo=int(sc_getfloatarg(Args,0)); hi=int(sc_getfloatarg(Args,1)); - rgen.init(0); + rgen.init(timeseed()); AddOutInt(); } diff --git a/sc4pd/source/PinkNoise.cpp b/sc4pd/source/PinkNoise.cpp index bf6db62..9a1c5bc 100644 --- a/sc4pd/source/PinkNoise.cpp +++ b/sc4pd/source/PinkNoise.cpp @@ -57,11 +57,17 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } private: uint32 m_dice[16]; int32 m_total; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("PinkNoise~",PinkNoise_ar); @@ -69,11 +75,12 @@ FLEXT_LIB_DSP_V("PinkNoise~",PinkNoise_ar); PinkNoise_ar::PinkNoise_ar(int argc, t_atom *argv) : m_total(0) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); for (int i=0; i<16; ++i) { @@ -123,12 +130,18 @@ public: protected: void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } private: uint32 m_dice[16]; int32 m_total; RGen rgen; FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("PinkNoise",PinkNoise_kr); @@ -137,11 +150,12 @@ PinkNoise_kr::PinkNoise_kr(int argc, t_atom *argv) : m_total(0) { FLEXT_ADDBANG(0,m_perform); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); for (int i=0; i<16; ++i) { diff --git a/sc4pd/source/Rand.cpp b/sc4pd/source/Rand.cpp index 1601be9..243cc5e 100644 --- a/sc4pd/source/Rand.cpp +++ b/sc4pd/source/Rand.cpp @@ -58,18 +58,26 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } private: float m_sample; float lo; float hi; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("Rand~",Rand_ar); Rand_ar::Rand_ar(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); + AtomList Args(argc,argv); if (Args.Count() != 2) @@ -80,7 +88,7 @@ Rand_ar::Rand_ar(int argc, t_atom *argv) lo=sc_getfloatarg(Args,0); hi=sc_getfloatarg(Args,1); - rgen.init(0); //this should be changed + rgen.init(timeseed()); AddOutSignal(); } @@ -119,16 +127,24 @@ public: protected: void m_loadbang(); + void m_seed(int i) + { + rgen.init(i); + } + private: float lo; float hi; RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("Rand",Rand_kr); Rand_kr::Rand_kr(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); + AtomList Args(argc,argv); if (Args.Count() != 2) { @@ -138,8 +154,8 @@ Rand_kr::Rand_kr(int argc, t_atom *argv) lo=sc_getfloatarg(Args,0); hi=sc_getfloatarg(Args,1); - rgen.init(0); - + rgen.init(timeseed()); + AddOutFloat(); } diff --git a/sc4pd/source/TExpRand.cpp b/sc4pd/source/TExpRand.cpp index 806fba1..b7ee16e 100644 --- a/sc4pd/source/TExpRand.cpp +++ b/sc4pd/source/TExpRand.cpp @@ -72,6 +72,11 @@ protected: lo = f; ratio = hi / lo; } + + void m_seed(int i) + { + rgen.init(i); + } private: float m_sample; @@ -83,6 +88,7 @@ private: FLEXT_CALLBACK(m_bang); FLEXT_CALLBACK_F(m_setlo); FLEXT_CALLBACK_F(m_sethi); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("TExpRand~",TExpRand_ar); @@ -100,13 +106,14 @@ TExpRand_ar::TExpRand_ar(int argc, t_atom *argv) hi=sc_getfloatarg(Args,1); ratio = hi / lo; - rgen.init(0); //this should be changed + rgen.init(timeseed()); AddOutSignal(); FLEXT_ADDBANG(0,m_bang); FLEXT_ADDMETHOD_(0,"setlo",m_setlo); FLEXT_ADDMETHOD_(0,"sethi",m_sethi); + FLEXT_ADDMETHOD_(0,"seed",m_seed); } void TExpRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) @@ -159,6 +166,11 @@ protected: ratio = hi / lo; } + void m_seed(int i) + { + rgen.init(i); + } + private: float lo; float hi; @@ -167,6 +179,7 @@ private: FLEXT_CALLBACK(m_bang); FLEXT_CALLBACK_F(m_setlo); FLEXT_CALLBACK_F(m_sethi); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("TExpRand",TExpRand_kr); @@ -183,13 +196,14 @@ TExpRand_kr::TExpRand_kr(int argc, t_atom *argv) hi=sc_getfloatarg(Args,1); ratio = hi / lo; - rgen.init(0); + rgen.init(timeseed()); AddOutFloat(); FLEXT_ADDBANG(0,m_bang); FLEXT_ADDMETHOD_(0,"setlo",m_setlo); FLEXT_ADDMETHOD_(0,"sethi",m_sethi); + FLEXT_ADDMETHOD_(0,"seed",m_seed); } void TExpRand_kr::m_loadbang() diff --git a/sc4pd/source/TIRand.cpp b/sc4pd/source/TIRand.cpp index b68278e..93fdd09 100644 --- a/sc4pd/source/TIRand.cpp +++ b/sc4pd/source/TIRand.cpp @@ -73,6 +73,10 @@ protected: range = hi - lo; } + void m_seed(int i) + { + rgen.init(i); + } private: float m_sample; @@ -84,6 +88,7 @@ private: FLEXT_CALLBACK(m_bang); FLEXT_CALLBACK_I(m_setlo); FLEXT_CALLBACK_I(m_sethi); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("TIRand~",TIRand_ar); @@ -101,13 +106,14 @@ TIRand_ar::TIRand_ar(int argc, t_atom *argv) hi=int(sc_getfloatarg(Args,1)); range = hi - lo; - rgen.init(0); //this should be changed + rgen.init(timeseed()); AddOutSignal(); FLEXT_ADDBANG(0,m_bang); FLEXT_ADDMETHOD_(0,"setlo",m_setlo); FLEXT_ADDMETHOD_(0,"sethi",m_sethi); + FLEXT_ADDMETHOD_(0,"seed",m_seed); } void TIRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) @@ -160,6 +166,11 @@ protected: range = hi - lo; } + void m_seed(int i) + { + rgen.init(i); + } + private: int lo; int hi; @@ -168,6 +179,7 @@ private: FLEXT_CALLBACK(m_bang); FLEXT_CALLBACK_I(m_setlo); FLEXT_CALLBACK_I(m_sethi); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("TIRand",TIRand_kr); @@ -184,13 +196,14 @@ TIRand_kr::TIRand_kr(int argc, t_atom *argv) hi=int(sc_getfloatarg(Args,1)); range = hi - lo; - rgen.init(0); + rgen.init(timeseed()); AddOutInt(); FLEXT_ADDBANG(0,m_bang); FLEXT_ADDMETHOD_(0,"setlo",m_setlo); FLEXT_ADDMETHOD_(0,"sethi",m_sethi); + FLEXT_ADDMETHOD_(0,"seed",m_seed); } void TIRand_kr::m_loadbang() diff --git a/sc4pd/source/TRand.cpp b/sc4pd/source/TRand.cpp index f1ca9b2..b18704f 100644 --- a/sc4pd/source/TRand.cpp +++ b/sc4pd/source/TRand.cpp @@ -73,6 +73,10 @@ protected: range = hi - lo; } + void m_seed(int i) + { + rgen.init(i); + } private: float m_sample; @@ -84,6 +88,7 @@ private: FLEXT_CALLBACK(m_bang); FLEXT_CALLBACK_F(m_setlo); FLEXT_CALLBACK_F(m_sethi); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("TRand~",TRand_ar); @@ -101,13 +106,14 @@ TRand_ar::TRand_ar(int argc, t_atom *argv) hi=sc_getfloatarg(Args,1); range = hi - lo; - rgen.init(0); //this should be changed + rgen.init(timeseed()); AddOutSignal(); FLEXT_ADDBANG(0,m_bang); FLEXT_ADDMETHOD_(0,"setlo",m_setlo); FLEXT_ADDMETHOD_(0,"sethi",m_sethi); + FLEXT_ADDMETHOD_(0,"seed",m_seed); } void TRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) @@ -160,6 +166,11 @@ protected: range = hi - lo; } + void m_seed(int i) + { + rgen.init(i); + } + private: float lo; float hi; @@ -168,6 +179,7 @@ private: FLEXT_CALLBACK(m_bang); FLEXT_CALLBACK_F(m_setlo); FLEXT_CALLBACK_F(m_sethi); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("TRand",TRand_kr); @@ -184,13 +196,14 @@ TRand_kr::TRand_kr(int argc, t_atom *argv) hi=sc_getfloatarg(Args,1); range = hi - lo; - rgen.init(0); + rgen.init(timeseed()); AddOutFloat(); FLEXT_ADDBANG(0,m_bang); FLEXT_ADDMETHOD_(0,"setlo",m_setlo); FLEXT_ADDMETHOD_(0,"sethi",m_sethi); + FLEXT_ADDMETHOD_(0,"seed",m_seed); } void TRand_kr::m_loadbang() diff --git a/sc4pd/source/WhiteNoise.cpp b/sc4pd/source/WhiteNoise.cpp index ecedf3d..6d308db 100644 --- a/sc4pd/source/WhiteNoise.cpp +++ b/sc4pd/source/WhiteNoise.cpp @@ -57,20 +57,27 @@ public: protected: virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } private: RGen rgen; + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_DSP_V("WhiteNoise~",WhiteNoise_ar); WhiteNoise_ar::WhiteNoise_ar(int argc, t_atom *argv) { + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutSignal(); } @@ -104,10 +111,16 @@ public: protected: void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } private: RGen rgen; FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_I(m_seed); }; FLEXT_LIB_V("WhiteNoise",WhiteNoise_kr); @@ -115,11 +128,12 @@ FLEXT_LIB_V("WhiteNoise",WhiteNoise_kr); WhiteNoise_kr::WhiteNoise_kr(int argc, t_atom *argv) { FLEXT_ADDBANG(0,m_perform); + FLEXT_ADDMETHOD_(0,"seed",m_seed); //parse arguments AtomList Args(argc,argv); - rgen.init(0); //set seed to 0 + rgen.init(timeseed()); AddOutFloat(); } diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 3ae9108..2de28fa 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -36,6 +36,7 @@ */ #include +#include "SC_PlugIn.h" #if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) #error You need at least FLEXT version 0.4.6 @@ -43,6 +44,7 @@ #define SC4PD_VERSION "0.01" + void sc4pd_library_setup() { post("\nsc4pd: by tim blechmann"); @@ -53,7 +55,8 @@ void sc4pd_library_setup() "BrownNoise(~),\n" " ClipNoise(~), GrayNoise(~), Dust2(~), WhiteNoise(~), " "PinkNoise(~), \n Crackle(~), Rand(~), TRand(~), " - "TExpRand(~), IRand(~), TIRand(~)\n"); + "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " + "LinRand(~), NRand(~), ExpRand(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -103,6 +106,17 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(TIRand_ar); FLEXT_SETUP(TIRand_kr); + + FLEXT_SETUP(CoinGate_kr); + + FLEXT_DSP_SETUP(LinRand_ar); + FLEXT_SETUP(LinRand_kr); + + FLEXT_DSP_SETUP(NRand_ar); + FLEXT_SETUP(NRand_kr); + + FLEXT_DSP_SETUP(ExpRand_ar); + FLEXT_SETUP(ExpRand_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index b6d67a8..79faff5 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -35,51 +35,22 @@ */ #include -#include +//#include +#include "SC_PlugIn.h" -#include + +//#include #if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) #error You need at least FLEXT version 0.4.6 #endif +/* for argument parsing */ +bool sc_add (flext::AtomList a); +float sc_getfloatarg (flext::AtomList a,int i); +bool sc_ar(flext::AtomList a); -inline bool sc_add (flext::AtomList a) -{ - for (int i = 0; i!=a.Count();++i) - { - if ( flext::IsSymbol(a[i]) ) - { - const char * teststring; - teststring = flext::GetString(a[i]); - if((strcmp(teststring,"add"))==0) - return true; - } - } - return false; -} - -inline float sc_getfloatarg (flext::AtomList a,int i) -{ - if (a.Count() > 0 && a.Count() > i) - return flext::GetAFloat(a[i]); - else - return 0; -} -inline bool sc_ar(flext::AtomList a) -{ - for (int i = 0; i!=a.Count();++i) - { - if ( flext::IsSymbol(a[i]) ) - { - const char * teststring; - teststring = flext::GetString(a[i]); - if((strcmp(teststring,"ar"))==0) - return true; - } - } - return false; -} +/* for rngs */ // macros to put rgen state in registers #define RGET \ @@ -92,3 +63,4 @@ inline bool sc_ar(flext::AtomList a) rgen.s2 = s2; \ rgen.s3 = s3; +int32 timeseed(); -- cgit v1.2.1 From 2bc701fec065db8d399498a8c2f4f4145acf3369 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Thu, 15 Jul 2004 21:34:12 +0000 Subject: the work of this evening ... svn path=/trunk/externals/tb/; revision=1868 --- sc4pd/source/ClipNoise.cpp | 4 +- sc4pd/source/ExpRand.cpp | 2 +- sc4pd/source/LFClipNoise.cpp | 202 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/LFNoise0.cpp | 202 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 9 +- sc4pd/source/support.cpp | 18 ++-- 6 files changed, 428 insertions(+), 9 deletions(-) create mode 100644 sc4pd/source/LFClipNoise.cpp create mode 100644 sc4pd/source/LFNoise0.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/ClipNoise.cpp b/sc4pd/source/ClipNoise.cpp index 891342c..761fbb6 100644 --- a/sc4pd/source/ClipNoise.cpp +++ b/sc4pd/source/ClipNoise.cpp @@ -134,10 +134,10 @@ ClipNoise_kr::ClipNoise_kr(int argc, t_atom *argv) rgen.init(timeseed()); - AddOutFloat(); + AddOutInt(); } void ClipNoise_kr::m_perform() { - ToOutFloat(0,rgen.fcoin()); + ToOutInt(0,rgen.fcoin()); } diff --git a/sc4pd/source/ExpRand.cpp b/sc4pd/source/ExpRand.cpp index e0718c8..3b17aef 100644 --- a/sc4pd/source/ExpRand.cpp +++ b/sc4pd/source/ExpRand.cpp @@ -97,7 +97,7 @@ ExpRand_ar::ExpRand_ar(int argc, t_atom *argv) void ExpRand_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) { float ratio = hi / lo; - m_sample = pow(ratio,rgen.frand()) * lo); + m_sample = pow(ratio,rgen.frand()) * lo; } diff --git a/sc4pd/source/LFClipNoise.cpp b/sc4pd/source/LFClipNoise.cpp new file mode 100644 index 0000000..9aa6dfc --- /dev/null +++ b/sc4pd/source/LFClipNoise.cpp @@ -0,0 +1,202 @@ +/* sc4pd + LFClipNoise, LFClipNoise~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Elliott Sharp: Revenge Of The Stuttering Child + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LFClipNoise~ -------------------------------*/ + +class LFClipNoise_ar: + public flext_dsp +{ + FLEXT_HEADER(LFClipNoise_ar,flext_dsp); + +public: + LFClipNoise_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_level; + int m_counter; + int m_sr; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFClipNoise~",LFClipNoise_ar); + +LFClipNoise_ar::LFClipNoise_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + m_counter=0; + m_level=0; + + rgen.init(timeseed()); + + AddOutSignal(); +} + +void LFClipNoise_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_sr = Samplerate(); +} + + +void LFClipNoise_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float level = m_level; + int32 counter = m_counter; + + RGET; + + int remain = n; + do + { + if (counter<=0) + { + counter = (int)(m_sr / sc_max(m_freq, .001f)); + counter = sc_max(1, counter); + level = fcoin(s1,s2,s3); + } + int nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + for (int i = 0; i!= nsmps;++i) + { + (*(nout)++)=level; + } + } + while(remain); + + m_level = level; + m_counter = counter; + + RPUT; +} + + +/* ------------------------ LFClipNoise ---------------------------------*/ + +class LFClipNoise_kr: + public flext_base +{ + FLEXT_HEADER(LFClipNoise_kr,flext_base); + +public: + LFClipNoise_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + double dt = sc_min(1/f, .001f); + m_timer.Reset(); + m_timer.Periodic(1000*dt); + } + +private: + RGen rgen; + Timer m_timer; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_T(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("LFClipNoise",LFClipNoise_kr); + +LFClipNoise_kr::LFClipNoise_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDTIMER(m_timer,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + double dt = sc_min(1/sc_getfloatarg(Args,0), .001f); + + rgen.init(timeseed()); + + m_timer.Periodic(1000*dt); + + AddOutFloat(); +} + +void LFClipNoise_kr::m_perform() +{ + ToOutFloat(0,rgen.fcoin()); +} diff --git a/sc4pd/source/LFNoise0.cpp b/sc4pd/source/LFNoise0.cpp new file mode 100644 index 0000000..6e9c5bb --- /dev/null +++ b/sc4pd/source/LFNoise0.cpp @@ -0,0 +1,202 @@ +/* sc4pd + LFNoise0, LFNoise0~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Elliott Sharp: Revenge Of The Stuttering Child + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LFNoise0~ -------------------------------*/ + +class LFNoise0_ar: + public flext_dsp +{ + FLEXT_HEADER(LFNoise0_ar,flext_dsp); + +public: + LFNoise0_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_level; + int m_counter; + int m_sr; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFNoise0~",LFNoise0_ar); + +LFNoise0_ar::LFNoise0_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + m_counter=0; + m_level=0; + + rgen.init(timeseed()); + + AddOutSignal(); +} + +void LFNoise0_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_sr = Samplerate(); +} + + +void LFNoise0_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float level = m_level; + int32 counter = m_counter; + + RGET; + + int remain = n; + do + { + if (counter<=0) + { + counter = (int)(m_sr / sc_max(m_freq, .001f)); + counter = sc_max(1, counter); + level = frand2(s1,s2,s3); + } + int nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + for (int i = 0; i!= nsmps;++i) + { + (*(nout)++)=level; + } + } + while(remain); + + m_level = level; + m_counter = counter; + + RPUT; +} + + +/* ------------------------ LFNoise0 ---------------------------------*/ + +class LFNoise0_kr: + public flext_base +{ + FLEXT_HEADER(LFNoise0_kr,flext_base); + +public: + LFNoise0_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + double dt = sc_min(1/f, .001f); + m_timer.Reset(); + m_timer.Periodic(1000*dt); + } + +private: + RGen rgen; + Timer m_timer; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_T(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("LFNoise0",LFNoise0_kr); + +LFNoise0_kr::LFNoise0_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDTIMER(m_timer,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + double dt = sc_min(1/sc_getfloatarg(Args,0), .001f); + + rgen.init(timeseed()); + + m_timer.Periodic(1000*dt); + + AddOutFloat(); +} + +void LFNoise0_kr::m_perform() +{ + ToOutFloat(0,rgen.frand2()); +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 2de28fa..5940253 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -56,7 +56,8 @@ void sc4pd_library_setup() " ClipNoise(~), GrayNoise(~), Dust2(~), WhiteNoise(~), " "PinkNoise(~), \n Crackle(~), Rand(~), TRand(~), " "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " - "LinRand(~), NRand(~), ExpRand(~)\n"); + "LinRand(~), NRand(~), ExpRand(~), LFClipNoise(~),\n" + " LFNoise0(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -117,6 +118,12 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(ExpRand_ar); FLEXT_SETUP(ExpRand_kr); + + FLEXT_DSP_SETUP(LFClipNoise_ar); + FLEXT_SETUP(LFClipNoise_kr); + + FLEXT_DSP_SETUP(LFNoise0_ar); + FLEXT_SETUP(LFNoise0_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp index 2e06e9e..8d80bbe 100644 --- a/sc4pd/source/support.cpp +++ b/sc4pd/source/support.cpp @@ -35,15 +35,14 @@ */ #include +#include #include "SC_PlugIn.h" -#include #if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) #error You need at least FLEXT version 0.4.6 #endif - bool sc_add (flext::AtomList a) { for (int i = 0; i!=a.Count();++i) @@ -96,7 +95,16 @@ bool sc_ar(flext::AtomList a) int32 timeseed() { static int32 count = 0; - struct timeval tv; - gettimeofday(&tv, 0); - return (int32)tv.tv_sec ^ (int32)tv.tv_usec ^ count--; + + double time = flext::GetOSTime(); + + double sec = trunc(time); + double usec = (time-sec)*1e6; + + time_t tsec = sec; + suseconds_t tusec =usec; /* not exacty the way, it's calculated + in SuperCollider, but it's only + the seed */ + + return (int32)tsec ^ (int32)tusec ^ count--; } -- cgit v1.2.1 From c1f0c701a5b598e665b0e884081c9a02c44a2550 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Fri, 16 Jul 2004 16:43:48 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1869 --- sc4pd/source/LFClipNoise.cpp | 12 +- sc4pd/source/LFNoise0.cpp | 14 +-- sc4pd/source/LFNoise1.cpp | 239 +++++++++++++++++++++++++++++++++++++ sc4pd/source/LFNoise2.cpp | 278 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 8 +- 5 files changed, 537 insertions(+), 14 deletions(-) create mode 100644 sc4pd/source/LFNoise1.cpp create mode 100644 sc4pd/source/LFNoise2.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/LFClipNoise.cpp b/sc4pd/source/LFClipNoise.cpp index 9aa6dfc..18f95ee 100644 --- a/sc4pd/source/LFClipNoise.cpp +++ b/sc4pd/source/LFClipNoise.cpp @@ -154,7 +154,7 @@ public: LFClipNoise_kr(int argc, t_atom *argv); protected: - void m_perform(); + void m_perform(void*); void m_seed(int i) { @@ -163,9 +163,9 @@ protected: void m_set(float f) { - double dt = sc_min(1/f, .001f); + double dt = sc_max(1/f, .001f); m_timer.Reset(); - m_timer.Periodic(1000*dt); + m_timer.Periodic(dt); } private: @@ -187,16 +187,16 @@ LFClipNoise_kr::LFClipNoise_kr(int argc, t_atom *argv) //parse arguments AtomList Args(argc,argv); - double dt = sc_min(1/sc_getfloatarg(Args,0), .001f); + double dt = sc_max(1/sc_getfloatarg(Args,0), .001f); rgen.init(timeseed()); - m_timer.Periodic(1000*dt); + m_timer.Periodic(dt); AddOutFloat(); } -void LFClipNoise_kr::m_perform() +void LFClipNoise_kr::m_perform(void*) { ToOutFloat(0,rgen.fcoin()); } diff --git a/sc4pd/source/LFNoise0.cpp b/sc4pd/source/LFNoise0.cpp index 6e9c5bb..c0f8abd 100644 --- a/sc4pd/source/LFNoise0.cpp +++ b/sc4pd/source/LFNoise0.cpp @@ -154,8 +154,8 @@ public: LFNoise0_kr(int argc, t_atom *argv); protected: - void m_perform(); - + void m_perform(void*); + void m_seed(int i) { rgen.init(i); @@ -163,9 +163,9 @@ protected: void m_set(float f) { - double dt = sc_min(1/f, .001f); + double dt = sc_max(1/f, .001f); m_timer.Reset(); - m_timer.Periodic(1000*dt); + m_timer.Periodic(dt); } private: @@ -187,16 +187,16 @@ LFNoise0_kr::LFNoise0_kr(int argc, t_atom *argv) //parse arguments AtomList Args(argc,argv); - double dt = sc_min(1/sc_getfloatarg(Args,0), .001f); + double dt = sc_max(1/sc_getfloatarg(Args,0), .001f); rgen.init(timeseed()); - m_timer.Periodic(1000*dt); + m_timer.Periodic(dt); AddOutFloat(); } -void LFNoise0_kr::m_perform() +void LFNoise0_kr::m_perform(void*) { ToOutFloat(0,rgen.frand2()); } diff --git a/sc4pd/source/LFNoise1.cpp b/sc4pd/source/LFNoise1.cpp new file mode 100644 index 0000000..e48d3bb --- /dev/null +++ b/sc4pd/source/LFNoise1.cpp @@ -0,0 +1,239 @@ +/* sc4pd + LFNoise1, LFNoise1~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Fred Frith: Gravity + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LFNoise1~ -------------------------------*/ + +class LFNoise1_ar: + public flext_dsp +{ + FLEXT_HEADER(LFNoise1_ar,flext_dsp); + +public: + LFNoise1_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_level; + float m_slope; + int m_counter; + int m_sr; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFNoise1~",LFNoise1_ar); + +LFNoise1_ar::LFNoise1_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + rgen.init(timeseed()); + + m_counter=0; + m_level=rgen.frand2(); + m_slope=0; + + AddOutSignal(); +} + +void LFNoise1_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_sr = Samplerate(); +} + + +void LFNoise1_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float level = m_level; + int32 counter = m_counter; + float slope = m_slope; + + RGET; + + int remain = n; + do + { + if (counter<=0) + { + counter = (int)(m_sr / sc_max(m_freq, .001f)); + counter = sc_max(1, counter); + float nextlevel = frand2(s1,s2,s3); + slope = (nextlevel - level) / counter; + } + int nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + for (int i = 0; i!= nsmps;++i) + { + (*(nout)++)=level; + level+=slope; + } + } + while(remain); + + m_level = level; + m_counter = counter; + m_slope = slope; + + RPUT; +} + + +/* ------------------------ LFNoise1 ---------------------------------*/ + +class LFNoise1_kr: + public flext_base +{ + FLEXT_HEADER(LFNoise1_kr,flext_base); + +public: + LFNoise1_kr(int argc, t_atom *argv); + +protected: + void m_perform(void*); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float); + +private: + RGen rgen; + float m_level; + float m_slope; + + float dt; //in s + float tick; //in s + int counter; + + Timer m_timer; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_T(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("LFNoise1",LFNoise1_kr); + +LFNoise1_kr::LFNoise1_kr(int argc, t_atom *argv) + : tick(0.01) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDTIMER(m_timer,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(timeseed()); + + m_level=rgen.frand2(); + + AddOutFloat(); + + m_set(sc_getfloatarg(Args,0)); +} + +void LFNoise1_kr::m_set(float f) +{ + dt = sc_max(1/f, .001f); + counter = (dt/tick); + + float nextlevel = rgen.frand2(); + m_slope = (nextlevel - m_level) / counter; + + m_timer.Reset(); + m_timer.Delay(tick); +} + +void LFNoise1_kr::m_perform(void*) +{ + m_level+=m_slope; + ToOutFloat(0,m_level); + if (--counter) + { + m_timer.Reset(); + m_timer.Delay(tick); + } + else + { + counter = (dt/tick); + float nextlevel = rgen.frand2(); + m_slope = (nextlevel - m_level) / counter; + + m_timer.Reset(); + m_timer.Delay(tick); + + } +} diff --git a/sc4pd/source/LFNoise2.cpp b/sc4pd/source/LFNoise2.cpp new file mode 100644 index 0000000..71aff7d --- /dev/null +++ b/sc4pd/source/LFNoise2.cpp @@ -0,0 +1,278 @@ +/* sc4pd + LFNoise2, LFNoise2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Guenther Mueller & Toshimaru Nakamura: Tint + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LFNoise2~ -------------------------------*/ + +class LFNoise2_ar: + public flext_dsp +{ + FLEXT_HEADER(LFNoise2_ar,flext_dsp); + +public: + LFNoise2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_level; + float m_slope; + float m_curve; + int m_counter; + int m_sr; + float m_nextvalue; + float m_nextmidpt; + + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFNoise2~",LFNoise2_ar); + +LFNoise2_ar::LFNoise2_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + rgen.init(timeseed()); + + m_counter=0; + m_level=rgen.frand2(); + m_slope=0; + m_curve=0; + m_nextvalue=0; + m_nextmidpt=0; + + AddOutSignal(); +} + +void LFNoise2_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_sr = Samplerate(); +} + + +void LFNoise2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float level = m_level; + int32 counter = m_counter; + float slope = m_slope; + float curve = m_curve; + + RGET; + + int remain = n; + do + { + if (counter<=0) + { + float value = m_nextvalue; + m_nextvalue = frand2(s1,s2,s3); + level = m_nextmidpt; + m_nextmidpt = (m_nextvalue + value) * .5; + + counter = (int32)(m_sr / sc_max(m_freq, .001f)); + counter = sc_max(2, counter); + float fseglen = (float)counter; + curve = 2.f * (m_nextmidpt - level - fseglen * slope) + / (fseglen * fseglen + fseglen); + } + int nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + for (int i = 0; i!= nsmps;++i) + { + (*(nout)++)=level; + slope+=curve; + level+=slope; + } + } + while(remain); + + m_level = level; + m_counter = counter; + m_slope = slope; + m_curve = curve; + + RPUT; +} + + +/* ------------------------ LFNoise2 ---------------------------------*/ + +class LFNoise2_kr: + public flext_base +{ + FLEXT_HEADER(LFNoise2_kr,flext_base); + +public: + LFNoise2_kr(int argc, t_atom *argv); + +protected: + void m_perform(void*); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float); + +private: + RGen rgen; + float m_level; + float m_slope; + float m_curve; + float m_nextvalue; + float m_nextmidpt; + + float dt; //in s + float tick; //in s + int counter; + + Timer m_timer; + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_T(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("LFNoise2",LFNoise2_kr); + +LFNoise2_kr::LFNoise2_kr(int argc, t_atom *argv) + : tick(0.01) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDTIMER(m_timer,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + rgen.init(timeseed()); + + m_level=rgen.frand2(); + + AddOutFloat(); + + m_set(sc_getfloatarg(Args,0)); +} + + +void LFNoise2_kr::m_set(float f) +{ + dt = sc_max(1/f, .001f); + counter = (dt/tick); + counter = sc_max(2, counter); + + float value = m_nextvalue; + m_nextvalue = rgen.frand2(); + m_level = m_nextmidpt; + m_nextmidpt = (m_nextvalue + value) * .5; + + float fseglen = (float)counter; + m_curve = 2.f * (m_nextmidpt - m_level - fseglen * m_slope) + / (fseglen * fseglen + fseglen); + + + m_timer.Reset(); + m_timer.Delay(tick); +} + +void LFNoise2_kr::m_perform(void*) +{ + m_slope+=m_curve; + m_level+=m_slope; + ToOutFloat(0,m_level); + if (--counter) + { + m_timer.Reset(); + m_timer.Delay(tick); + } + else + { + counter = (dt/tick); + + counter = sc_max(2, counter); + + float value = m_nextvalue; + m_nextvalue = rgen.frand2(); + m_level = m_nextmidpt; + m_nextmidpt = (m_nextvalue + value) * .5; + + float fseglen = (float)counter; + m_curve = 2.f * (m_nextmidpt - m_level - fseglen * m_slope) / + (fseglen * fseglen + fseglen); + + m_timer.Reset(); + m_timer.Delay(tick); + + } +} + diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 5940253..0ce8b16 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -57,7 +57,7 @@ void sc4pd_library_setup() "PinkNoise(~), \n Crackle(~), Rand(~), TRand(~), " "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " "LinRand(~), NRand(~), ExpRand(~), LFClipNoise(~),\n" - " LFNoise0(~)\n"); + " LFNoise0(~), LFNoise1(~), LFNoise2\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -124,6 +124,12 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(LFNoise0_ar); FLEXT_SETUP(LFNoise0_kr); + + FLEXT_DSP_SETUP(LFNoise1_ar); + FLEXT_SETUP(LFNoise1_kr); + + FLEXT_DSP_SETUP(LFNoise2_ar); + FLEXT_SETUP(LFNoise2_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 96b9d4ab74d9b0d9bb073932f7e804585f1a7c80 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sat, 17 Jul 2004 17:27:17 +0000 Subject: one more object and some changes svn path=/trunk/externals/tb/; revision=1870 --- sc4pd/source/Crackle.cpp | 4 +- sc4pd/source/Logistic.cpp | 205 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 5 +- 3 files changed, 211 insertions(+), 3 deletions(-) create mode 100644 sc4pd/source/Logistic.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Crackle.cpp b/sc4pd/source/Crackle.cpp index a86ea18..0bc9ae0 100644 --- a/sc4pd/source/Crackle.cpp +++ b/sc4pd/source/Crackle.cpp @@ -74,7 +74,7 @@ FLEXT_LIB_DSP_V("Crackle~",Crackle_ar); Crackle_ar::Crackle_ar(int argc, t_atom *argv) : m_y1(0.3f),m_y2(0.f) { - FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDMETHOD_(0,"parameter",m_set); //parse arguments AtomList Args(argc,argv); m_paramf=sc_getfloatarg(Args,0); @@ -139,7 +139,7 @@ Crackle_kr::Crackle_kr(int argc, t_atom *argv) : m_y1(0.3f),m_y2(0.f) { FLEXT_ADDBANG(0,m_perform); - FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDMETHOD_(0,"parameter",m_set); //parse arguments AtomList Args(argc,argv); diff --git a/sc4pd/source/Logistic.cpp b/sc4pd/source/Logistic.cpp new file mode 100644 index 0000000..9a475e0 --- /dev/null +++ b/sc4pd/source/Logistic.cpp @@ -0,0 +1,205 @@ +/* sc4pd + Logistic, Logistic~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Fred Frith: Gravity + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ Logistic~ -------------------------------*/ + +class Logistic_ar: + public flext_dsp +{ + FLEXT_HEADER(Logistic_ar,flext_dsp); + +public: + Logistic_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_freq = sc_min(f,m_sr); + } + + void m_param(float f) + { + m_paramf = f; + } + +private: + int m_freq; + float m_paramf; + + int m_sr; + double m_y1; + int m_counter; + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_param); +}; + +FLEXT_LIB_DSP_V("Logistic~",Logistic_ar); + +Logistic_ar::Logistic_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"set",m_set); + FLEXT_ADDMETHOD_(0,"parameter",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_paramf = sc_getfloatarg(Args,1); + m_y1 = sc_getfloatarg(Args,2); + + m_sr=48000; // this is just a guess (i'll think about this later) + + AddOutSignal(); +} + +void Logistic_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_sr = Samplerate(); + m_paramf = sc_min(m_paramf,m_sr); +} + + +void Logistic_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + if(m_sr == m_paramf) + { + /* it might be possible to implement this without the branch */ + + double y1 = m_y1; + double paramf = m_paramf; + for (int i = 0; i!= n;++i) + { + (*(nout)++)= y1 = paramf * y1 * (1.0 - y1); + } + m_y1 = y1; + } + else + { + double y1 = m_y1; + double paramf = m_paramf; + int counter = m_counter; + int remain = n; + do + { + if (counter<=0) + { + counter = (int)(m_sr / sc_max(m_freq, .001f)); + counter = sc_max(1, counter); + y1 = paramf * y1 * (1.0 - y1); + } + + int nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + for (int i = 0; i!= nsmps;++i) + { + (*(nout)++)=y1; + } + } + while(remain); + m_y1 = y1; + m_counter = counter; + } +} + + +/* ------------------------ Logistic ---------------------------------*/ + +class Logistic_kr: + public flext_base +{ + FLEXT_HEADER(Logistic_kr,flext_base); + +public: + Logistic_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + + void m_param(float f) + { + m_paramf = f; + } + +private: + float m_paramf; + double m_y1; + + FLEXT_CALLBACK(m_perform); + FLEXT_CALLBACK_F(m_param); +}; + +FLEXT_LIB_V("Logistic",Logistic_kr); + +Logistic_kr::Logistic_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"parameter",m_param); + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + + m_paramf = sc_getfloatarg(Args,0); + m_y1 = sc_getfloatarg(Args,1); + + AddOutFloat(); +} + +void Logistic_kr::m_perform() +{ + m_y1 = m_paramf * m_y1 * (1.0 - m_y1); + ToOutFloat(0,m_y1); +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 0ce8b16..6294cbb 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -57,7 +57,7 @@ void sc4pd_library_setup() "PinkNoise(~), \n Crackle(~), Rand(~), TRand(~), " "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " "LinRand(~), NRand(~), ExpRand(~), LFClipNoise(~),\n" - " LFNoise0(~), LFNoise1(~), LFNoise2\n"); + " LFNoise0(~), LFNoise1(~), LFNoise2(~), Logistic(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -130,6 +130,9 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(LFNoise2_ar); FLEXT_SETUP(LFNoise2_kr); + + FLEXT_DSP_SETUP(Logistic_ar); + FLEXT_SETUP(Logistic_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 1975cbb20fda8e57b3d923358cf5007605af421c Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Mon, 19 Jul 2004 21:28:04 +0000 Subject: another object svn path=/trunk/externals/tb/; revision=1872 --- sc4pd/source/Latoocarfian.cpp | 226 ++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 6 +- 2 files changed, 231 insertions(+), 1 deletion(-) create mode 100644 sc4pd/source/Latoocarfian.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Latoocarfian.cpp b/sc4pd/source/Latoocarfian.cpp new file mode 100644 index 0000000..f831c27 --- /dev/null +++ b/sc4pd/source/Latoocarfian.cpp @@ -0,0 +1,226 @@ +/* sc4pd + Latoocarfian, Latoocarfian~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & John Tilbury: Duos For Doris + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ Latoocarfian~ -------------------------------*/ + +class Latoocarfian_ar: + public flext_dsp +{ + FLEXT_HEADER(Latoocarfian_ar,flext_dsp); + +public: + Latoocarfian_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set_a(float f) + { + m_a = f; + } + + void m_set_b(float f) + { + m_b = f; + } + + void m_set_c(float f) + { + m_c = f; + } + + void m_set_d(float f) + { + m_d = f; + } + +private: + float m_x, m_y; //state + float m_a, m_b, m_c, m_d; //parameters + + FLEXT_CALLBACK_F(m_set_a); + FLEXT_CALLBACK_F(m_set_b); + FLEXT_CALLBACK_F(m_set_c); + FLEXT_CALLBACK_F(m_set_d); +}; + +FLEXT_LIB_DSP_V("Latoocarfian~",Latoocarfian_ar); + +Latoocarfian_ar::Latoocarfian_ar(int argc, t_atom *argv) + :m_x(0.4),m_y(1) +{ + FLEXT_ADDMETHOD_(0,"a",m_set_a); + FLEXT_ADDMETHOD_(0,"b",m_set_b); + FLEXT_ADDMETHOD_(0,"c",m_set_c); + FLEXT_ADDMETHOD_(0,"d",m_set_d); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count()!=4) + { + post("4 arguments needed"); + } + + m_a = sc_getfloatarg(Args,0); + m_b = sc_getfloatarg(Args,1); + m_c = sc_getfloatarg(Args,2); + m_d = sc_getfloatarg(Args,3); + + AddOutSignal(); + AddOutSignal(); // supercollider is only using the x coordinate +} + + +void Latoocarfian_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *xout = *out; + t_sample *yout = *(out+1); + + float a = m_a; + float b = m_b; + float c = m_c; + float d = m_d; + + float x = m_x; + float y = m_y; + + for (int i = 0; i!= n;++i) + { + float x_new=sin(y*b)+c*sin(x*b); + float y_new=sin(x*a)+d*sin(y*a); + (*(xout)++)=x=x_new; + (*(yout)++)=y=y_new; + } + m_x = x; + m_y = y; +} + + + +/* ------------------------ Latoocarfian ---------------------------------*/ + +class Latoocarfian_kr: + public flext_base +{ + FLEXT_HEADER(Latoocarfian_kr,flext_base); + +public: + Latoocarfian_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + + void m_set_a(float f) + { + m_a = f; + } + + void m_set_b(float f) + { + m_b = f; + } + + void m_set_c(float f) + { + m_c = f; + } + + void m_set_d(float f) + { + m_d = f; + } + +private: + float m_x, m_y; //state + float m_a, m_b, m_c, m_d; //parameters + + FLEXT_CALLBACK_F(m_set_a); + FLEXT_CALLBACK_F(m_set_b); + FLEXT_CALLBACK_F(m_set_c); + FLEXT_CALLBACK_F(m_set_d); + FLEXT_CALLBACK(m_perform); +}; + + +FLEXT_LIB_V("Latoocarfian",Latoocarfian_kr); + +Latoocarfian_kr::Latoocarfian_kr(int argc, t_atom *argv) + :m_x(1),m_y(1) +{ + FLEXT_ADDMETHOD_(0,"a",m_set_a); + FLEXT_ADDMETHOD_(0,"b",m_set_b); + FLEXT_ADDMETHOD_(0,"c",m_set_c); + FLEXT_ADDMETHOD_(0,"d",m_set_d); + + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + if (Args.Count()!=4) + { + post("4 arguments needed"); + } + m_a = sc_getfloatarg(Args,0); + m_b = sc_getfloatarg(Args,1); + m_c = sc_getfloatarg(Args,2); + m_d = sc_getfloatarg(Args,3); + + + AddOutFloat(); + AddOutFloat(); // one outlet more than sc +} + +void Latoocarfian_kr::m_perform() +{ + m_x=sin(m_y*m_b)+m_c*sin(m_x*m_b); + m_y=sin(m_x*m_a)+m_d*sin(m_y*m_a); + + ToOutFloat(0,m_x); + ToOutFloat(1,m_y); +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 6294cbb..668c300 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -57,7 +57,8 @@ void sc4pd_library_setup() "PinkNoise(~), \n Crackle(~), Rand(~), TRand(~), " "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " "LinRand(~), NRand(~), ExpRand(~), LFClipNoise(~),\n" - " LFNoise0(~), LFNoise1(~), LFNoise2(~), Logistic(~)\n"); + " LFNoise0(~), LFNoise1(~), LFNoise2(~), Logistic(~), " + "Latoocarfian(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -133,6 +134,9 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(Logistic_ar); FLEXT_SETUP(Logistic_kr); + + FLEXT_DSP_SETUP(Latoocarfian_ar); + FLEXT_SETUP(Latoocarfian_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 9b76d2cfe25558b3f1951fcf8ee26982beca1e48 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Fri, 23 Jul 2004 10:01:56 +0000 Subject: added LinCong ugen svn path=/trunk/externals/tb/; revision=1887 --- sc4pd/source/Latoocarfian.cpp | 4 +- sc4pd/source/LinCong.cpp | 218 ++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 5 +- 3 files changed, 223 insertions(+), 4 deletions(-) create mode 100644 sc4pd/source/LinCong.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Latoocarfian.cpp b/sc4pd/source/Latoocarfian.cpp index f831c27..c509711 100644 --- a/sc4pd/source/Latoocarfian.cpp +++ b/sc4pd/source/Latoocarfian.cpp @@ -91,7 +91,7 @@ private: FLEXT_LIB_DSP_V("Latoocarfian~",Latoocarfian_ar); Latoocarfian_ar::Latoocarfian_ar(int argc, t_atom *argv) - :m_x(0.4),m_y(1) + :m_x(4),m_y(1) { FLEXT_ADDMETHOD_(0,"a",m_set_a); FLEXT_ADDMETHOD_(0,"b",m_set_b); @@ -100,12 +100,10 @@ Latoocarfian_ar::Latoocarfian_ar(int argc, t_atom *argv) //parse arguments AtomList Args(argc,argv); - if (Args.Count()!=4) { post("4 arguments needed"); } - m_a = sc_getfloatarg(Args,0); m_b = sc_getfloatarg(Args,1); m_c = sc_getfloatarg(Args,2); diff --git a/sc4pd/source/LinCong.cpp b/sc4pd/source/LinCong.cpp new file mode 100644 index 0000000..0da0df7 --- /dev/null +++ b/sc4pd/source/LinCong.cpp @@ -0,0 +1,218 @@ +/* sc4pd + LinCong, LinCong~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & John Tilbury: Duos For Doris + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LinCong~ -------------------------------*/ + +class LinCong_ar: + public flext_dsp +{ + FLEXT_HEADER(LinCong_ar,flext_dsp); + +public: + LinCong_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set_seed(float f) + { + m_seed = (int)f; + } + + void m_set_mul(float f) + { + m_mul = (int)f; + } + + void m_set_add(float f) + { + m_add = (int)f; + } + + void m_set_mod(float f) + { + m_mod = (int)f; + m_scale = 2/f; //output between -1 and 1 + } + +private: + unsigned int m_seed; //seed + unsigned int m_mul, m_add, m_mod; //parameters + + float m_scale; + + FLEXT_CALLBACK_F(m_set_seed); + FLEXT_CALLBACK_F(m_set_mul); + FLEXT_CALLBACK_F(m_set_add); + FLEXT_CALLBACK_F(m_set_mod); +}; + +FLEXT_LIB_DSP_V("LinCong~",LinCong_ar); + +LinCong_ar::LinCong_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_set_seed); + FLEXT_ADDMETHOD_(0,"mul",m_set_mul); + FLEXT_ADDMETHOD_(0,"add",m_set_add); + FLEXT_ADDMETHOD_(0,"mod",m_set_mod); + + //parse arguments + AtomList Args(argc,argv); + if (Args.Count()!=4) + { + post("4 arguments needed"); + } + m_seed = sc_getfloatarg(Args,0); + m_mul = sc_getfloatarg(Args,1); + m_add = sc_getfloatarg(Args,2); + m_set_mod(sc_getfloatarg(Args,3)); + + AddOutSignal(); +} + + +void LinCong_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *xout = *out; + + + unsigned int seed = m_seed; + unsigned int mul = m_mul; + unsigned int add = m_add; + unsigned int mod = m_mod; + + float scale = m_scale; + + for (int i = 0; i!= n;++i) + { + seed=(seed * mul + add) % mod; + (*(xout)++)=float(seed)*scale - 1; + } + + m_seed = seed; +} + + + +/* ------------------------ LinCong ---------------------------------*/ + +class LinCong_kr: + public flext_base +{ + FLEXT_HEADER(LinCong_kr,flext_base); + +public: + LinCong_kr(int argc, t_atom *argv); + +protected: + void m_perform(); + + void m_set_seed(float f) + { + m_seed = (int)f; + } + + void m_set_mul(float f) + { + m_mul = (int)f; + } + + void m_set_add(float f) + { + m_add = (int)f; + } + + void m_set_mod(float f) + { + m_mod = (int)f; + m_scale = 2/f; //output between -1 and 1 + } + +private: + unsigned int m_seed; //seed + unsigned int m_mul, m_add, m_mod; //parameters + + float m_scale; + + FLEXT_CALLBACK_F(m_set_seed); + FLEXT_CALLBACK_F(m_set_mul); + FLEXT_CALLBACK_F(m_set_add); + FLEXT_CALLBACK_F(m_set_mod); + FLEXT_CALLBACK(m_perform); +}; + + +FLEXT_LIB_V("LinCong",LinCong_kr); + +LinCong_kr::LinCong_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_set_seed); + FLEXT_ADDMETHOD_(0,"mul",m_set_mul); + FLEXT_ADDMETHOD_(0,"add",m_set_add); + FLEXT_ADDMETHOD_(0,"mod",m_set_mod); + FLEXT_ADDBANG(0,m_perform); + + //parse arguments + AtomList Args(argc,argv); + if (Args.Count()!=4) + { + post("4 arguments needed"); + } + m_seed = sc_getfloatarg(Args,0); + m_mul = sc_getfloatarg(Args,1); + m_add = sc_getfloatarg(Args,2); + m_set_mod(sc_getfloatarg(Args,3)); + + AddOutFloat(); +} + +void LinCong_kr::m_perform() +{ + m_seed=(m_seed * m_mul + m_add) % m_mod; + ToOutFloat(0,float(m_seed) * m_scale - 1); +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 668c300..9f2287a 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -58,7 +58,7 @@ void sc4pd_library_setup() "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " "LinRand(~), NRand(~), ExpRand(~), LFClipNoise(~),\n" " LFNoise0(~), LFNoise1(~), LFNoise2(~), Logistic(~), " - "Latoocarfian(~)\n"); + "Latoocarfian(~), LinCong(~)\n"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -137,6 +137,9 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(Latoocarfian_ar); FLEXT_SETUP(Latoocarfian_kr); + + FLEXT_DSP_SETUP(LinCong_ar); + FLEXT_SETUP(LinCong_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 5a8caf3981072a2184a17bd9a23c4b7b6f07feb7 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Fri, 30 Jul 2004 08:43:43 +0000 Subject: 0001's fixes svn path=/trunk/externals/tb/; revision=1898 --- sc4pd/source/support.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp index 8d80bbe..5211b71 100644 --- a/sc4pd/source/support.cpp +++ b/sc4pd/source/support.cpp @@ -102,7 +102,7 @@ int32 timeseed() double usec = (time-sec)*1e6; time_t tsec = sec; - suseconds_t tusec =usec; /* not exacty the way, it's calculated + useconds_t tusec =usec; /* not exacty the way, it's calculated in SuperCollider, but it's only the seed */ -- cgit v1.2.1 From 0aa3917ce03265d942b86fcc0b0d224b0e46627f Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Fri, 30 Jul 2004 21:27:07 +0000 Subject: Binary Operators svn path=/trunk/externals/tb/; revision=1899 --- sc4pd/source/absdif.cpp | 137 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/amclip.cpp | 133 ++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/difsqr.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/excess.cpp | 130 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/hypot.cpp | 130 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 46 +++++++++++++++- sc4pd/source/ring1.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring1.cpp~ | 130 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring2.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring2.cpp~ | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring3.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring3.cpp~ | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring4.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/ring4.cpp~ | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/scaleneg.cpp | 130 +++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/sqrdif.cpp | 137 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/sqrdif.cpp~ | 136 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/sqrsum.cpp | 137 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/sqrsum.cpp~ | 137 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/sumsqr.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++ 20 files changed, 2606 insertions(+), 1 deletion(-) create mode 100644 sc4pd/source/absdif.cpp create mode 100644 sc4pd/source/amclip.cpp create mode 100644 sc4pd/source/difsqr.cpp create mode 100644 sc4pd/source/excess.cpp create mode 100644 sc4pd/source/hypot.cpp create mode 100644 sc4pd/source/ring1.cpp create mode 100644 sc4pd/source/ring1.cpp~ create mode 100644 sc4pd/source/ring2.cpp create mode 100644 sc4pd/source/ring2.cpp~ create mode 100644 sc4pd/source/ring3.cpp create mode 100644 sc4pd/source/ring3.cpp~ create mode 100644 sc4pd/source/ring4.cpp create mode 100644 sc4pd/source/ring4.cpp~ create mode 100644 sc4pd/source/scaleneg.cpp create mode 100644 sc4pd/source/sqrdif.cpp create mode 100644 sc4pd/source/sqrdif.cpp~ create mode 100644 sc4pd/source/sqrsum.cpp create mode 100644 sc4pd/source/sqrsum.cpp~ create mode 100644 sc4pd/source/sumsqr.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/absdif.cpp b/sc4pd/source/absdif.cpp new file mode 100644 index 0000000..34f41db --- /dev/null +++ b/sc4pd/source/absdif.cpp @@ -0,0 +1,137 @@ +/* sc4pd + absdif, absdif~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_absdif (float a, float b) +{ + float f=a-b; + return fabsf(f); +} + + +/* ------------------------ absdif~ -----------------------------*/ + +class absdif_ar + :public flext_dsp +{ + FLEXT_HEADER(absdif_ar,flext_dsp); + +public: + absdif_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("absdif~",absdif_ar); + +absdif_ar::absdif_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void absdif_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_absdif( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ absdif ------------------------------*/ + +class absdif_kr + :public flext_base +{ + FLEXT_HEADER(absdif_kr,flext_base); + +public: + absdif_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("absdif",absdif_kr); + +absdif_kr::absdif_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void absdif_kr::m_perform(float f) +{ + ToOutFloat(0,sc_absdif(f,b)); +} + +void absdif_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/amclip.cpp b/sc4pd/source/amclip.cpp new file mode 100644 index 0000000..9d4a936 --- /dev/null +++ b/sc4pd/source/amclip.cpp @@ -0,0 +1,133 @@ +/* sc4pd + amclip, amclip(~) + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Toshimaru Nakamura: Weather Sky + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ amclip~ -----------------------------*/ + +class amclip_ar + :public flext_dsp +{ + FLEXT_HEADER(amclip_ar,flext_dsp); + +public: + amclip_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("amclip~",amclip_ar); + +amclip_ar::amclip_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void amclip_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_amclip( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ amclip ------------------------------*/ + +class amclip_kr + :public flext_base +{ + FLEXT_HEADER(amclip_kr,flext_base); + +public: + amclip_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("amclip",amclip_kr); + +amclip_kr::amclip_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void amclip_kr::m_perform(float f) +{ + ToOutFloat(0,f*b); +} + +void amclip_kr::m_set(float f) +{ + if (f>0) + b=f; + else + b=0; +} diff --git a/sc4pd/source/difsqr.cpp b/sc4pd/source/difsqr.cpp new file mode 100644 index 0000000..823f266 --- /dev/null +++ b/sc4pd/source/difsqr.cpp @@ -0,0 +1,136 @@ +/* sc4pd + difsqr, difsqr~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_difsqr (float a, float b) +{ + return a*a-b*b; +} + + +/* ------------------------ difsqr~ -----------------------------*/ + +class difsqr_ar + :public flext_dsp +{ + FLEXT_HEADER(difsqr_ar,flext_dsp); + +public: + difsqr_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("difsqr~",difsqr_ar); + +difsqr_ar::difsqr_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void difsqr_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_difsqr( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ difsqr ------------------------------*/ + +class difsqr_kr + :public flext_base +{ + FLEXT_HEADER(difsqr_kr,flext_base); + +public: + difsqr_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("difsqr",difsqr_kr); + +difsqr_kr::difsqr_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void difsqr_kr::m_perform(float f) +{ + ToOutFloat(0,sc_difsqr(f,b)); +} + +void difsqr_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/excess.cpp b/sc4pd/source/excess.cpp new file mode 100644 index 0000000..00f8666 --- /dev/null +++ b/sc4pd/source/excess.cpp @@ -0,0 +1,130 @@ +/* sc4pd + excess, excess~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Toshimaru Nakamura: Weather Sky + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ excess~ -----------------------------*/ + +class excess_ar + :public flext_dsp +{ + FLEXT_HEADER(excess_ar,flext_dsp); + +public: + excess_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("excess~",excess_ar); + +excess_ar::excess_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void excess_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_excess( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ excess ------------------------------*/ + +class excess_kr + :public flext_base +{ + FLEXT_HEADER(excess_kr,flext_base); + +public: + excess_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("excess",excess_kr); + +excess_kr::excess_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void excess_kr::m_perform(float f) +{ + ToOutFloat(0,sc_excess(f,b)); +} + +void excess_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/hypot.cpp b/sc4pd/source/hypot.cpp new file mode 100644 index 0000000..b096e48 --- /dev/null +++ b/sc4pd/source/hypot.cpp @@ -0,0 +1,130 @@ +/* sc4pd + hypot, hypot~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Toshimaru Nakamura: Weather Sky + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ hypot~ -----------------------------*/ + +class hypot_ar + :public flext_dsp +{ + FLEXT_HEADER(hypot_ar,flext_dsp); + +public: + hypot_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("hypot~",hypot_ar); + +hypot_ar::hypot_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void hypot_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = hypot( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ hypot ------------------------------*/ + +class hypot_kr + :public flext_base +{ + FLEXT_HEADER(hypot_kr,flext_base); + +public: + hypot_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("hypot",hypot_kr); + +hypot_kr::hypot_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void hypot_kr::m_perform(float f) +{ + ToOutFloat(0,hypot(f,b)); +} + +void hypot_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 9f2287a..df430f9 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -58,7 +58,12 @@ void sc4pd_library_setup() "TExpRand(~), IRand(~), TIRand(~),\n CoinGate, " "LinRand(~), NRand(~), ExpRand(~), LFClipNoise(~),\n" " LFNoise0(~), LFNoise1(~), LFNoise2(~), Logistic(~), " - "Latoocarfian(~), LinCong(~)\n"); + "Latoocarfian(~),\n" + " LinCong(~), amclip(~), scaleneg(~), excess(~), hypot(~), " + "ring1(~),\n" + " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~)\n" + "sqrdif(~), sqrsum(~),\n" + " absdif(~)"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -140,6 +145,45 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(LinCong_ar); FLEXT_SETUP(LinCong_kr); + + FLEXT_DSP_SETUP(amclip_ar); + FLEXT_SETUP(amclip_kr); + + FLEXT_DSP_SETUP(scaleneg_ar); + FLEXT_SETUP(scaleneg_kr); + + FLEXT_DSP_SETUP(excess_ar); + FLEXT_SETUP(excess_kr); + + FLEXT_DSP_SETUP(hypot_ar); + FLEXT_SETUP(hypot_kr); + + FLEXT_DSP_SETUP(ring1_ar); + FLEXT_SETUP(ring1_kr); + + FLEXT_DSP_SETUP(ring2_ar); + FLEXT_SETUP(ring2_kr); + + FLEXT_DSP_SETUP(ring3_ar); + FLEXT_SETUP(ring3_kr); + + FLEXT_DSP_SETUP(ring4_ar); + FLEXT_SETUP(ring4_kr); + + FLEXT_DSP_SETUP(difsqr_ar); + FLEXT_SETUP(difsqr_kr); + + FLEXT_DSP_SETUP(sumsqr_ar); + FLEXT_SETUP(sumsqr_kr); + + FLEXT_DSP_SETUP(sqrsum_ar); + FLEXT_SETUP(sqrsum_kr); + + FLEXT_DSP_SETUP(sqrdif_ar); + FLEXT_SETUP(sqrdif_kr); + + FLEXT_DSP_SETUP(absdif_ar); + FLEXT_SETUP(absdif_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/ring1.cpp b/sc4pd/source/ring1.cpp new file mode 100644 index 0000000..b9aee15 --- /dev/null +++ b/sc4pd/source/ring1.cpp @@ -0,0 +1,136 @@ +/* sc4pd + ring1, ring1~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring1 (float a, float b) +{ + return a*b+a; +} + + +/* ------------------------ ring1~ -----------------------------*/ + +class ring1_ar + :public flext_dsp +{ + FLEXT_HEADER(ring1_ar,flext_dsp); + +public: + ring1_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring1~",ring1_ar); + +ring1_ar::ring1_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring1_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring1( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring1 ------------------------------*/ + +class ring1_kr + :public flext_base +{ + FLEXT_HEADER(ring1_kr,flext_base); + +public: + ring1_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring1",ring1_kr); + +ring1_kr::ring1_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring1_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring1(f,b)); +} + +void ring1_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring1.cpp~ b/sc4pd/source/ring1.cpp~ new file mode 100644 index 0000000..00f8666 --- /dev/null +++ b/sc4pd/source/ring1.cpp~ @@ -0,0 +1,130 @@ +/* sc4pd + excess, excess~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Toshimaru Nakamura: Weather Sky + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ excess~ -----------------------------*/ + +class excess_ar + :public flext_dsp +{ + FLEXT_HEADER(excess_ar,flext_dsp); + +public: + excess_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("excess~",excess_ar); + +excess_ar::excess_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void excess_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_excess( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ excess ------------------------------*/ + +class excess_kr + :public flext_base +{ + FLEXT_HEADER(excess_kr,flext_base); + +public: + excess_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("excess",excess_kr); + +excess_kr::excess_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void excess_kr::m_perform(float f) +{ + ToOutFloat(0,sc_excess(f,b)); +} + +void excess_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring2.cpp b/sc4pd/source/ring2.cpp new file mode 100644 index 0000000..02e9a18 --- /dev/null +++ b/sc4pd/source/ring2.cpp @@ -0,0 +1,136 @@ +/* sc4pd + ring2, ring2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring2 (float a, float b) +{ + return a*b+a+b; +} + + +/* ------------------------ ring2~ -----------------------------*/ + +class ring2_ar + :public flext_dsp +{ + FLEXT_HEADER(ring2_ar,flext_dsp); + +public: + ring2_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring2~",ring2_ar); + +ring2_ar::ring2_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring2( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring2 ------------------------------*/ + +class ring2_kr + :public flext_base +{ + FLEXT_HEADER(ring2_kr,flext_base); + +public: + ring2_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring2",ring2_kr); + +ring2_kr::ring2_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring2_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring2(f,b)); +} + +void ring2_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring2.cpp~ b/sc4pd/source/ring2.cpp~ new file mode 100644 index 0000000..b9aee15 --- /dev/null +++ b/sc4pd/source/ring2.cpp~ @@ -0,0 +1,136 @@ +/* sc4pd + ring1, ring1~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring1 (float a, float b) +{ + return a*b+a; +} + + +/* ------------------------ ring1~ -----------------------------*/ + +class ring1_ar + :public flext_dsp +{ + FLEXT_HEADER(ring1_ar,flext_dsp); + +public: + ring1_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring1~",ring1_ar); + +ring1_ar::ring1_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring1_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring1( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring1 ------------------------------*/ + +class ring1_kr + :public flext_base +{ + FLEXT_HEADER(ring1_kr,flext_base); + +public: + ring1_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring1",ring1_kr); + +ring1_kr::ring1_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring1_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring1(f,b)); +} + +void ring1_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring3.cpp b/sc4pd/source/ring3.cpp new file mode 100644 index 0000000..1887066 --- /dev/null +++ b/sc4pd/source/ring3.cpp @@ -0,0 +1,136 @@ +/* sc4pd + ring3, ring3~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring3 (float a, float b) +{ + return a*a*b; +} + + +/* ------------------------ ring3~ -----------------------------*/ + +class ring3_ar + :public flext_dsp +{ + FLEXT_HEADER(ring3_ar,flext_dsp); + +public: + ring3_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring3~",ring3_ar); + +ring3_ar::ring3_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring3_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring3( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring3 ------------------------------*/ + +class ring3_kr + :public flext_base +{ + FLEXT_HEADER(ring3_kr,flext_base); + +public: + ring3_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring3",ring3_kr); + +ring3_kr::ring3_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring3_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring3(f,b)); +} + +void ring3_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring3.cpp~ b/sc4pd/source/ring3.cpp~ new file mode 100644 index 0000000..02e9a18 --- /dev/null +++ b/sc4pd/source/ring3.cpp~ @@ -0,0 +1,136 @@ +/* sc4pd + ring2, ring2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring2 (float a, float b) +{ + return a*b+a+b; +} + + +/* ------------------------ ring2~ -----------------------------*/ + +class ring2_ar + :public flext_dsp +{ + FLEXT_HEADER(ring2_ar,flext_dsp); + +public: + ring2_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring2~",ring2_ar); + +ring2_ar::ring2_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring2( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring2 ------------------------------*/ + +class ring2_kr + :public flext_base +{ + FLEXT_HEADER(ring2_kr,flext_base); + +public: + ring2_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring2",ring2_kr); + +ring2_kr::ring2_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring2_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring2(f,b)); +} + +void ring2_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring4.cpp b/sc4pd/source/ring4.cpp new file mode 100644 index 0000000..b343f67 --- /dev/null +++ b/sc4pd/source/ring4.cpp @@ -0,0 +1,136 @@ +/* sc4pd + ring4, ring4~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring4 (float a, float b) +{ + return (a*a*b)-(a*b*b); +} + + +/* ------------------------ ring4~ -----------------------------*/ + +class ring4_ar + :public flext_dsp +{ + FLEXT_HEADER(ring4_ar,flext_dsp); + +public: + ring4_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring4~",ring4_ar); + +ring4_ar::ring4_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring4_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring4( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring4 ------------------------------*/ + +class ring4_kr + :public flext_base +{ + FLEXT_HEADER(ring4_kr,flext_base); + +public: + ring4_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring4",ring4_kr); + +ring4_kr::ring4_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring4_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring4(f,b)); +} + +void ring4_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/ring4.cpp~ b/sc4pd/source/ring4.cpp~ new file mode 100644 index 0000000..1887066 --- /dev/null +++ b/sc4pd/source/ring4.cpp~ @@ -0,0 +1,136 @@ +/* sc4pd + ring3, ring3~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_ring3 (float a, float b) +{ + return a*a*b; +} + + +/* ------------------------ ring3~ -----------------------------*/ + +class ring3_ar + :public flext_dsp +{ + FLEXT_HEADER(ring3_ar,flext_dsp); + +public: + ring3_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("ring3~",ring3_ar); + +ring3_ar::ring3_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void ring3_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_ring3( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ ring3 ------------------------------*/ + +class ring3_kr + :public flext_base +{ + FLEXT_HEADER(ring3_kr,flext_base); + +public: + ring3_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("ring3",ring3_kr); + +ring3_kr::ring3_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void ring3_kr::m_perform(float f) +{ + ToOutFloat(0,sc_ring3(f,b)); +} + +void ring3_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/scaleneg.cpp b/sc4pd/source/scaleneg.cpp new file mode 100644 index 0000000..f6e69db --- /dev/null +++ b/sc4pd/source/scaleneg.cpp @@ -0,0 +1,130 @@ +/* sc4pd + scaleneg, scaleneg(~) + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Toshimaru Nakamura: Weather Sky + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ scaleneg~ -----------------------------*/ + +class scaleneg_ar + :public flext_dsp +{ + FLEXT_HEADER(scaleneg_ar,flext_dsp); + +public: + scaleneg_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("scaleneg~",scaleneg_ar); + +scaleneg_ar::scaleneg_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void scaleneg_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_scaleneg( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ scaleneg ------------------------------*/ + +class scaleneg_kr + :public flext_base +{ + FLEXT_HEADER(scaleneg_kr,flext_base); + +public: + scaleneg_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("scaleneg",scaleneg_kr); + +scaleneg_kr::scaleneg_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void scaleneg_kr::m_perform(float f) +{ + ToOutFloat(0,sc_scaleneg(f,b)); +} + +void scaleneg_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/sqrdif.cpp b/sc4pd/source/sqrdif.cpp new file mode 100644 index 0000000..617f987 --- /dev/null +++ b/sc4pd/source/sqrdif.cpp @@ -0,0 +1,137 @@ +/* sc4pd + sqrdif, sqrdif~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_sqrdif (float a, float b) +{ + float f=a-b; + return f*f; +} + + +/* ------------------------ sqrdif~ -----------------------------*/ + +class sqrdif_ar + :public flext_dsp +{ + FLEXT_HEADER(sqrdif_ar,flext_dsp); + +public: + sqrdif_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("sqrdif~",sqrdif_ar); + +sqrdif_ar::sqrdif_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void sqrdif_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_sqrdif( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ sqrdif ------------------------------*/ + +class sqrdif_kr + :public flext_base +{ + FLEXT_HEADER(sqrdif_kr,flext_base); + +public: + sqrdif_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("sqrdif",sqrdif_kr); + +sqrdif_kr::sqrdif_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void sqrdif_kr::m_perform(float f) +{ + ToOutFloat(0,sc_sqrdif(f,b)); +} + +void sqrdif_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/sqrdif.cpp~ b/sc4pd/source/sqrdif.cpp~ new file mode 100644 index 0000000..7e5d431 --- /dev/null +++ b/sc4pd/source/sqrdif.cpp~ @@ -0,0 +1,136 @@ +/* sc4pd + sqrdif, sqrdif~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_sqrdif (float a, float b) +{ + return a*a+b*b; +} + + +/* ------------------------ sqrdif~ -----------------------------*/ + +class sqrdif_ar + :public flext_dsp +{ + FLEXT_HEADER(sqrdif_ar,flext_dsp); + +public: + sqrdif_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("sqrdif~",sqrdif_ar); + +sqrdif_ar::sqrdif_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void sqrdif_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_sqrdif( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ sqrdif ------------------------------*/ + +class sqrdif_kr + :public flext_base +{ + FLEXT_HEADER(sqrdif_kr,flext_base); + +public: + sqrdif_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("sqrdif",sqrdif_kr); + +sqrdif_kr::sqrdif_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void sqrdif_kr::m_perform(float f) +{ + ToOutFloat(0,sc_sqrdif(f,b)); +} + +void sqrdif_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/sqrsum.cpp b/sc4pd/source/sqrsum.cpp new file mode 100644 index 0000000..8a39b68 --- /dev/null +++ b/sc4pd/source/sqrsum.cpp @@ -0,0 +1,137 @@ +/* sc4pd + sqrsum, sqrsum~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_sqrsum (float a, float b) +{ + float f=a+b; + return f*f; +} + + +/* ------------------------ sqrsum~ -----------------------------*/ + +class sqrsum_ar + :public flext_dsp +{ + FLEXT_HEADER(sqrsum_ar,flext_dsp); + +public: + sqrsum_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("sqrsum~",sqrsum_ar); + +sqrsum_ar::sqrsum_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void sqrsum_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_sqrsum( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ sqrsum ------------------------------*/ + +class sqrsum_kr + :public flext_base +{ + FLEXT_HEADER(sqrsum_kr,flext_base); + +public: + sqrsum_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("sqrsum",sqrsum_kr); + +sqrsum_kr::sqrsum_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void sqrsum_kr::m_perform(float f) +{ + ToOutFloat(0,sc_sqrsum(f,b)); +} + +void sqrsum_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/sqrsum.cpp~ b/sc4pd/source/sqrsum.cpp~ new file mode 100644 index 0000000..617f987 --- /dev/null +++ b/sc4pd/source/sqrsum.cpp~ @@ -0,0 +1,137 @@ +/* sc4pd + sqrdif, sqrdif~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_sqrdif (float a, float b) +{ + float f=a-b; + return f*f; +} + + +/* ------------------------ sqrdif~ -----------------------------*/ + +class sqrdif_ar + :public flext_dsp +{ + FLEXT_HEADER(sqrdif_ar,flext_dsp); + +public: + sqrdif_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("sqrdif~",sqrdif_ar); + +sqrdif_ar::sqrdif_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void sqrdif_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_sqrdif( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ sqrdif ------------------------------*/ + +class sqrdif_kr + :public flext_base +{ + FLEXT_HEADER(sqrdif_kr,flext_base); + +public: + sqrdif_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("sqrdif",sqrdif_kr); + +sqrdif_kr::sqrdif_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void sqrdif_kr::m_perform(float f) +{ + ToOutFloat(0,sc_sqrdif(f,b)); +} + +void sqrdif_kr::m_set(float f) +{ + b=f; +} diff --git a/sc4pd/source/sumsqr.cpp b/sc4pd/source/sumsqr.cpp new file mode 100644 index 0000000..5eb5726 --- /dev/null +++ b/sc4pd/source/sumsqr.cpp @@ -0,0 +1,136 @@ +/* sc4pd + sumsqr, sumsqr~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Evan Parker & Keith Rowe: Dark Rags + +*/ + +#include +#include "SC_PlugIn.h" + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +inline float sc_sumsqr (float a, float b) +{ + return a*a+b*b; +} + + +/* ------------------------ sumsqr~ -----------------------------*/ + +class sumsqr_ar + :public flext_dsp +{ + FLEXT_HEADER(sumsqr_ar,flext_dsp); + +public: + sumsqr_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + +}; + +FLEXT_LIB_DSP_V("sumsqr~",sumsqr_ar); + +sumsqr_ar::sumsqr_ar(int argc,t_atom * argv) +{ + AddInSignal(); + AddInSignal(); + AddOutSignal(); +} + +void sumsqr_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin1 = *in; + t_sample *nin2 = *(in+1); + + for (int i = 0; i!= n;++i) + { + if( *nin2 > 0) + (*(nout)++) = sc_sumsqr( (*(nin1)++), (*(nin2)++) ); + } +} + + + +/* ------------------------ sumsqr ------------------------------*/ + +class sumsqr_kr + :public flext_base +{ + FLEXT_HEADER(sumsqr_kr,flext_base); + +public: + sumsqr_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + void m_set(float f); + +private: + float b; + FLEXT_CALLBACK_F(m_perform); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_V("sumsqr",sumsqr_kr); + +sumsqr_kr::sumsqr_kr(int argc,t_atom * argv) + :b(0) +{ + + AddInFloat(); + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD(1,m_set); +} + +void sumsqr_kr::m_perform(float f) +{ + ToOutFloat(0,sc_sumsqr(f,b)); +} + +void sumsqr_kr::m_set(float f) +{ + b=f; +} -- cgit v1.2.1 From 5a6affc4fcaaa5dbac6f29c6638084c77146c8f5 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Fri, 30 Jul 2004 21:35:05 +0000 Subject: oops ... removed temporary files svn path=/trunk/externals/tb/; revision=1900 --- sc4pd/source/ring1.cpp~ | 130 -------------------------------------------- sc4pd/source/ring2.cpp~ | 136 ---------------------------------------------- sc4pd/source/ring3.cpp~ | 136 ---------------------------------------------- sc4pd/source/ring4.cpp~ | 136 ---------------------------------------------- sc4pd/source/sqrdif.cpp~ | 136 ---------------------------------------------- sc4pd/source/sqrsum.cpp~ | 137 ----------------------------------------------- 6 files changed, 811 deletions(-) delete mode 100644 sc4pd/source/ring1.cpp~ delete mode 100644 sc4pd/source/ring2.cpp~ delete mode 100644 sc4pd/source/ring3.cpp~ delete mode 100644 sc4pd/source/ring4.cpp~ delete mode 100644 sc4pd/source/sqrdif.cpp~ delete mode 100644 sc4pd/source/sqrsum.cpp~ (limited to 'sc4pd/source') diff --git a/sc4pd/source/ring1.cpp~ b/sc4pd/source/ring1.cpp~ deleted file mode 100644 index 00f8666..0000000 --- a/sc4pd/source/ring1.cpp~ +++ /dev/null @@ -1,130 +0,0 @@ -/* sc4pd - excess, excess~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Keith Rowe & Toshimaru Nakamura: Weather Sky - -*/ - -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - -/* ------------------------ excess~ -----------------------------*/ - -class excess_ar - :public flext_dsp -{ - FLEXT_HEADER(excess_ar,flext_dsp); - -public: - excess_ar(int argc,t_atom * argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - -private: - -}; - -FLEXT_LIB_DSP_V("excess~",excess_ar); - -excess_ar::excess_ar(int argc,t_atom * argv) -{ - AddInSignal(); - AddInSignal(); - AddOutSignal(); -} - -void excess_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nout = *out; - t_sample *nin1 = *in; - t_sample *nin2 = *(in+1); - - for (int i = 0; i!= n;++i) - { - if( *nin2 > 0) - (*(nout)++) = sc_excess( (*(nin1)++), (*(nin2)++) ); - } -} - - - -/* ------------------------ excess ------------------------------*/ - -class excess_kr - :public flext_base -{ - FLEXT_HEADER(excess_kr,flext_base); - -public: - excess_kr(int argc,t_atom * argv); - -protected: - void m_perform(float f); - void m_set(float f); - -private: - float b; - FLEXT_CALLBACK_F(m_perform); - FLEXT_CALLBACK_F(m_set); -}; - -FLEXT_LIB_V("excess",excess_kr); - -excess_kr::excess_kr(int argc,t_atom * argv) - :b(0) -{ - - AddInFloat(); - AddInFloat(); - AddOutFloat(); - - FLEXT_ADDMETHOD(0,m_perform); - FLEXT_ADDMETHOD(1,m_set); -} - -void excess_kr::m_perform(float f) -{ - ToOutFloat(0,sc_excess(f,b)); -} - -void excess_kr::m_set(float f) -{ - b=f; -} diff --git a/sc4pd/source/ring2.cpp~ b/sc4pd/source/ring2.cpp~ deleted file mode 100644 index b9aee15..0000000 --- a/sc4pd/source/ring2.cpp~ +++ /dev/null @@ -1,136 +0,0 @@ -/* sc4pd - ring1, ring1~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Evan Parker & Keith Rowe: Dark Rags - -*/ - -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - -inline float sc_ring1 (float a, float b) -{ - return a*b+a; -} - - -/* ------------------------ ring1~ -----------------------------*/ - -class ring1_ar - :public flext_dsp -{ - FLEXT_HEADER(ring1_ar,flext_dsp); - -public: - ring1_ar(int argc,t_atom * argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - -private: - -}; - -FLEXT_LIB_DSP_V("ring1~",ring1_ar); - -ring1_ar::ring1_ar(int argc,t_atom * argv) -{ - AddInSignal(); - AddInSignal(); - AddOutSignal(); -} - -void ring1_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nout = *out; - t_sample *nin1 = *in; - t_sample *nin2 = *(in+1); - - for (int i = 0; i!= n;++i) - { - if( *nin2 > 0) - (*(nout)++) = sc_ring1( (*(nin1)++), (*(nin2)++) ); - } -} - - - -/* ------------------------ ring1 ------------------------------*/ - -class ring1_kr - :public flext_base -{ - FLEXT_HEADER(ring1_kr,flext_base); - -public: - ring1_kr(int argc,t_atom * argv); - -protected: - void m_perform(float f); - void m_set(float f); - -private: - float b; - FLEXT_CALLBACK_F(m_perform); - FLEXT_CALLBACK_F(m_set); -}; - -FLEXT_LIB_V("ring1",ring1_kr); - -ring1_kr::ring1_kr(int argc,t_atom * argv) - :b(0) -{ - - AddInFloat(); - AddInFloat(); - AddOutFloat(); - - FLEXT_ADDMETHOD(0,m_perform); - FLEXT_ADDMETHOD(1,m_set); -} - -void ring1_kr::m_perform(float f) -{ - ToOutFloat(0,sc_ring1(f,b)); -} - -void ring1_kr::m_set(float f) -{ - b=f; -} diff --git a/sc4pd/source/ring3.cpp~ b/sc4pd/source/ring3.cpp~ deleted file mode 100644 index 02e9a18..0000000 --- a/sc4pd/source/ring3.cpp~ +++ /dev/null @@ -1,136 +0,0 @@ -/* sc4pd - ring2, ring2~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Evan Parker & Keith Rowe: Dark Rags - -*/ - -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - -inline float sc_ring2 (float a, float b) -{ - return a*b+a+b; -} - - -/* ------------------------ ring2~ -----------------------------*/ - -class ring2_ar - :public flext_dsp -{ - FLEXT_HEADER(ring2_ar,flext_dsp); - -public: - ring2_ar(int argc,t_atom * argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - -private: - -}; - -FLEXT_LIB_DSP_V("ring2~",ring2_ar); - -ring2_ar::ring2_ar(int argc,t_atom * argv) -{ - AddInSignal(); - AddInSignal(); - AddOutSignal(); -} - -void ring2_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nout = *out; - t_sample *nin1 = *in; - t_sample *nin2 = *(in+1); - - for (int i = 0; i!= n;++i) - { - if( *nin2 > 0) - (*(nout)++) = sc_ring2( (*(nin1)++), (*(nin2)++) ); - } -} - - - -/* ------------------------ ring2 ------------------------------*/ - -class ring2_kr - :public flext_base -{ - FLEXT_HEADER(ring2_kr,flext_base); - -public: - ring2_kr(int argc,t_atom * argv); - -protected: - void m_perform(float f); - void m_set(float f); - -private: - float b; - FLEXT_CALLBACK_F(m_perform); - FLEXT_CALLBACK_F(m_set); -}; - -FLEXT_LIB_V("ring2",ring2_kr); - -ring2_kr::ring2_kr(int argc,t_atom * argv) - :b(0) -{ - - AddInFloat(); - AddInFloat(); - AddOutFloat(); - - FLEXT_ADDMETHOD(0,m_perform); - FLEXT_ADDMETHOD(1,m_set); -} - -void ring2_kr::m_perform(float f) -{ - ToOutFloat(0,sc_ring2(f,b)); -} - -void ring2_kr::m_set(float f) -{ - b=f; -} diff --git a/sc4pd/source/ring4.cpp~ b/sc4pd/source/ring4.cpp~ deleted file mode 100644 index 1887066..0000000 --- a/sc4pd/source/ring4.cpp~ +++ /dev/null @@ -1,136 +0,0 @@ -/* sc4pd - ring3, ring3~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Evan Parker & Keith Rowe: Dark Rags - -*/ - -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - -inline float sc_ring3 (float a, float b) -{ - return a*a*b; -} - - -/* ------------------------ ring3~ -----------------------------*/ - -class ring3_ar - :public flext_dsp -{ - FLEXT_HEADER(ring3_ar,flext_dsp); - -public: - ring3_ar(int argc,t_atom * argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - -private: - -}; - -FLEXT_LIB_DSP_V("ring3~",ring3_ar); - -ring3_ar::ring3_ar(int argc,t_atom * argv) -{ - AddInSignal(); - AddInSignal(); - AddOutSignal(); -} - -void ring3_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nout = *out; - t_sample *nin1 = *in; - t_sample *nin2 = *(in+1); - - for (int i = 0; i!= n;++i) - { - if( *nin2 > 0) - (*(nout)++) = sc_ring3( (*(nin1)++), (*(nin2)++) ); - } -} - - - -/* ------------------------ ring3 ------------------------------*/ - -class ring3_kr - :public flext_base -{ - FLEXT_HEADER(ring3_kr,flext_base); - -public: - ring3_kr(int argc,t_atom * argv); - -protected: - void m_perform(float f); - void m_set(float f); - -private: - float b; - FLEXT_CALLBACK_F(m_perform); - FLEXT_CALLBACK_F(m_set); -}; - -FLEXT_LIB_V("ring3",ring3_kr); - -ring3_kr::ring3_kr(int argc,t_atom * argv) - :b(0) -{ - - AddInFloat(); - AddInFloat(); - AddOutFloat(); - - FLEXT_ADDMETHOD(0,m_perform); - FLEXT_ADDMETHOD(1,m_set); -} - -void ring3_kr::m_perform(float f) -{ - ToOutFloat(0,sc_ring3(f,b)); -} - -void ring3_kr::m_set(float f) -{ - b=f; -} diff --git a/sc4pd/source/sqrdif.cpp~ b/sc4pd/source/sqrdif.cpp~ deleted file mode 100644 index 7e5d431..0000000 --- a/sc4pd/source/sqrdif.cpp~ +++ /dev/null @@ -1,136 +0,0 @@ -/* sc4pd - sqrdif, sqrdif~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Evan Parker & Keith Rowe: Dark Rags - -*/ - -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - -inline float sc_sqrdif (float a, float b) -{ - return a*a+b*b; -} - - -/* ------------------------ sqrdif~ -----------------------------*/ - -class sqrdif_ar - :public flext_dsp -{ - FLEXT_HEADER(sqrdif_ar,flext_dsp); - -public: - sqrdif_ar(int argc,t_atom * argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - -private: - -}; - -FLEXT_LIB_DSP_V("sqrdif~",sqrdif_ar); - -sqrdif_ar::sqrdif_ar(int argc,t_atom * argv) -{ - AddInSignal(); - AddInSignal(); - AddOutSignal(); -} - -void sqrdif_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nout = *out; - t_sample *nin1 = *in; - t_sample *nin2 = *(in+1); - - for (int i = 0; i!= n;++i) - { - if( *nin2 > 0) - (*(nout)++) = sc_sqrdif( (*(nin1)++), (*(nin2)++) ); - } -} - - - -/* ------------------------ sqrdif ------------------------------*/ - -class sqrdif_kr - :public flext_base -{ - FLEXT_HEADER(sqrdif_kr,flext_base); - -public: - sqrdif_kr(int argc,t_atom * argv); - -protected: - void m_perform(float f); - void m_set(float f); - -private: - float b; - FLEXT_CALLBACK_F(m_perform); - FLEXT_CALLBACK_F(m_set); -}; - -FLEXT_LIB_V("sqrdif",sqrdif_kr); - -sqrdif_kr::sqrdif_kr(int argc,t_atom * argv) - :b(0) -{ - - AddInFloat(); - AddInFloat(); - AddOutFloat(); - - FLEXT_ADDMETHOD(0,m_perform); - FLEXT_ADDMETHOD(1,m_set); -} - -void sqrdif_kr::m_perform(float f) -{ - ToOutFloat(0,sc_sqrdif(f,b)); -} - -void sqrdif_kr::m_set(float f) -{ - b=f; -} diff --git a/sc4pd/source/sqrsum.cpp~ b/sc4pd/source/sqrsum.cpp~ deleted file mode 100644 index 617f987..0000000 --- a/sc4pd/source/sqrsum.cpp~ +++ /dev/null @@ -1,137 +0,0 @@ -/* sc4pd - sqrdif, sqrdif~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Evan Parker & Keith Rowe: Dark Rags - -*/ - -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - -inline float sc_sqrdif (float a, float b) -{ - float f=a-b; - return f*f; -} - - -/* ------------------------ sqrdif~ -----------------------------*/ - -class sqrdif_ar - :public flext_dsp -{ - FLEXT_HEADER(sqrdif_ar,flext_dsp); - -public: - sqrdif_ar(int argc,t_atom * argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - -private: - -}; - -FLEXT_LIB_DSP_V("sqrdif~",sqrdif_ar); - -sqrdif_ar::sqrdif_ar(int argc,t_atom * argv) -{ - AddInSignal(); - AddInSignal(); - AddOutSignal(); -} - -void sqrdif_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nout = *out; - t_sample *nin1 = *in; - t_sample *nin2 = *(in+1); - - for (int i = 0; i!= n;++i) - { - if( *nin2 > 0) - (*(nout)++) = sc_sqrdif( (*(nin1)++), (*(nin2)++) ); - } -} - - - -/* ------------------------ sqrdif ------------------------------*/ - -class sqrdif_kr - :public flext_base -{ - FLEXT_HEADER(sqrdif_kr,flext_base); - -public: - sqrdif_kr(int argc,t_atom * argv); - -protected: - void m_perform(float f); - void m_set(float f); - -private: - float b; - FLEXT_CALLBACK_F(m_perform); - FLEXT_CALLBACK_F(m_set); -}; - -FLEXT_LIB_V("sqrdif",sqrdif_kr); - -sqrdif_kr::sqrdif_kr(int argc,t_atom * argv) - :b(0) -{ - - AddInFloat(); - AddInFloat(); - AddOutFloat(); - - FLEXT_ADDMETHOD(0,m_perform); - FLEXT_ADDMETHOD(1,m_set); -} - -void sqrdif_kr::m_perform(float f) -{ - ToOutFloat(0,sc_sqrdif(f,b)); -} - -void sqrdif_kr::m_set(float f) -{ - b=f; -} -- cgit v1.2.1 From 732d85194f69cc1d6b72d67e48211799cd5583e3 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sun, 1 Aug 2004 19:00:30 +0000 Subject: checkin: lfpulse, lfsaw svn path=/trunk/externals/tb/; revision=1901 --- sc4pd/source/LFPulse.cpp | 299 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/LFSaw.cpp | 263 +++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 13 ++- sc4pd/source/support.hpp | 29 +++++ 4 files changed, 600 insertions(+), 4 deletions(-) create mode 100644 sc4pd/source/LFPulse.cpp create mode 100644 sc4pd/source/LFSaw.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/LFPulse.cpp b/sc4pd/source/LFPulse.cpp new file mode 100644 index 0000000..76abc2c --- /dev/null +++ b/sc4pd/source/LFPulse.cpp @@ -0,0 +1,299 @@ +/* sc4pd + LFPulse, LFPulse~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Oren Ambarchi: Flypaper + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LFPulse~ -------------------------------*/ + +class LFPulse_ar: + public flext_dsp +{ + FLEXT_HEADER(LFPulse_ar,flext_dsp); + +public: + LFPulse_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_freq=f; + } + + void m_ar() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + } + + void m_kr() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + } + + void m_width (float f) + { + nextDuty = f; + } + + +private: + double mPhase; + float mFreqMul; + float m_freq; //for kr arguments + float mDuty; + float nextDuty; + + DEFSIGCALL (m_signal_fun); + DEFSIGFUN (m_signal_ar); + DEFSIGFUN (m_signal_kr); + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_width); + FLEXT_CALLBACK(m_ar); + FLEXT_CALLBACK(m_kr); +}; + +FLEXT_LIB_DSP_V("LFPulse~",LFPulse_ar); + +LFPulse_ar::LFPulse_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"freq",m_set); + FLEXT_ADDMETHOD_(0,"width",m_width); + FLEXT_ADDMETHOD_(0,"ar",m_ar); + FLEXT_ADDMETHOD_(0,"kr",m_kr); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + nextDuty = sc_getfloatarg(Args,1); + + if(sc_ar(Args)) + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + else // if not given, use control rate + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + + AddOutSignal(); +} + +void LFPulse_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + mFreqMul = 1 / Samplerate(); + +} + +void LFPulse_ar::m_signal_ar(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *freq = *in; + t_sample *xout = *out; + + float freqmul = mFreqMul; + double phase = mPhase; + float duty = mDuty; + + for (int i = 0; i!= n;++i) + { + float z; + if (phase >= 1.f) + { + phase -= 1.f; + duty = mDuty = nextDuty; + // output at least one sample from the opposite polarity + z = duty < 0.5 ? 1.f : 0.f; + } + else + { + z = phase < duty ? 1.f : 0.f; + } + + phase += (*(freq)++) * freqmul; + (*(xout)++) = z; + } + + mPhase=phase; +} + + +void LFPulse_ar::m_signal_kr(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *xout = *out; + + double phase = mPhase; + float duty = mDuty; + float freq = m_freq * mFreqMul; + + for (int i = 0; i!= n;++i) + { + float z; + if (phase >= 1.f) + { + phase -= 1.f; + duty = mDuty = nextDuty; + // output at least one sample from the opposite polarity + z = duty < 0.5 ? 1.f : 0.f; + } + else + { + z = phase < duty ? 1.f : 0.f; + } + + phase += freq; + (*(xout)++) = z; + } + mPhase=phase; +} + +/* ------------------------ LFPulse ---------------------------------*/ + +/* todo: remove obsolete messages */ + +class LFPulse_kr: + public flext_base +{ + FLEXT_HEADER(LFPulse_kr,flext_base); + +public: + LFPulse_kr(int argc, t_atom *argv); + +protected: + void m_perform(void*); + + void m_set(float f) + { + m_freq_set = f; + m_freq = f * mFreqMul; + } + + void m_set_kr(float f) + { + if (f != 0) + { + dt = f * 0.001; + mFreqMul = dt; + m_freq = m_freq_set * mFreqMul; + m_timer.Reset(); + m_timer.Periodic(dt); + } + } + + void m_set_width(float f) + { + nextDuty=f; + } + +private: + double mPhase; + float mFreqMul; + float mDuty; + float nextDuty; + float m_freq; + float dt; + float m_freq_set; + + Timer m_timer; + + FLEXT_CALLBACK_F(m_set_kr); + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_set_width); + FLEXT_CALLBACK_T(m_perform); +}; + + +FLEXT_LIB_V("LFPulse",LFPulse_kr); + +LFPulse_kr::LFPulse_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_set); + FLEXT_ADDMETHOD_(0,"kr",m_set_kr); + FLEXT_ADDMETHOD_(0,"width",m_set_width); + + FLEXT_ADDTIMER(m_timer,m_perform); + + AddOutFloat(); + + //parse arguments + AtomList Args(argc,argv); + + m_freq_set = sc_getfloatarg(Args,0); + + nextDuty = sc_getfloatarg(Args,1); + + dt = sc_getfloatarg(Args,2) * 0.001; + + if (dt == 0) + dt = 0.02; // 20 ms as default control rate as in line + mFreqMul = dt; + + m_freq = m_freq_set * mFreqMul; + + m_timer.Periodic(dt); + +} + +void LFPulse_kr::m_perform(void*) +{ + float z; + if (mPhase >= 1.f) + { + mPhase -= 1.f; + mDuty = nextDuty; + // output at least one sample from the opposite polarity + z = mDuty < 0.5 ? 1.f : 0.f; + } + else + { + z = mPhase < mDuty ? 1.f : 0.f; + } + mPhase += m_freq; + ToOutFloat(0,z); +} diff --git a/sc4pd/source/LFSaw.cpp b/sc4pd/source/LFSaw.cpp new file mode 100644 index 0000000..358cb2f --- /dev/null +++ b/sc4pd/source/LFSaw.cpp @@ -0,0 +1,263 @@ +/* sc4pd + LFSaw, LFSaw~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & Oren Ambarchi: Flypaper + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + + +/* ------------------------ LFSaw~ -------------------------------*/ + +class LFSaw_ar: + public flext_dsp +{ + FLEXT_HEADER(LFSaw_ar,flext_dsp); + +public: + LFSaw_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_freq=f; + } + + void m_ar() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + } + + void m_kr() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + } + +private: + double mPhase; + float mFreqMul; + float m_freq; //for kr arguments + + DEFSIGCALL (m_signal_fun); + DEFSIGFUN (m_signal_ar); + DEFSIGFUN (m_signal_kr); + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK(m_ar); + FLEXT_CALLBACK(m_kr); +}; + +FLEXT_LIB_DSP_V("LFSaw~",LFSaw_ar); + +LFSaw_ar::LFSaw_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"freq",m_set); + FLEXT_ADDMETHOD_(0,"ar",m_ar); + FLEXT_ADDMETHOD_(0,"kr",m_kr); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + if(sc_ar(Args)) + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + else // if not given, use control rate + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + + AddOutSignal(); +} + +void LFSaw_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + mFreqMul = 2 / Samplerate(); +} + +void LFSaw_ar::m_signal_ar(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *freq = *in; + t_sample *xout = *out; + + float freqmul = mFreqMul; + double phase = mPhase; + + for (int i = 0; i!= n;++i) + { + float z = phase; // out must be written last for in place operation + phase += (*(freq)++) * freqmul; + if (phase >= 1.f) + phase -= 2.f; + else + if (phase <= -1.f) + phase += 2.f; + (*(xout)++) = z; + } + + mPhase=phase; +} + + +void LFSaw_ar::m_signal_kr(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *xout = *out; + + float freq = m_freq * mFreqMul; + double phase = mPhase; + + if (freq >= 0.f) + { + for (int i = 0; i!= n;++i) + { + (*(xout)++) = phase; + phase += freq; + if (phase >= 1.f) phase -= 2.f; + } + } + else + { + for (int i = 0; i!= n;++i) + { + (*(xout)++) = phase; + phase += freq; + if (phase <= -1.f) phase += 2.f; + } + } + + mPhase=phase; +} + +/* ------------------------ LFSaw ---------------------------------*/ + +class LFSaw_kr: + public flext_base +{ + FLEXT_HEADER(LFSaw_kr,flext_base); + +public: + LFSaw_kr(int argc, t_atom *argv); + +protected: + void m_perform(void*); + + void m_set(float f) + { + m_freq_set = f; + m_freq = f * mFreqMul; + } + + void m_set_kr(float f) + { + if (f != 0) + { + dt = f * 0.001; + mFreqMul = 2*dt; + m_freq = m_freq_set * mFreqMul; + m_timer.Reset(); + m_timer.Periodic(dt); + } + } + +private: + double mPhase; + float mFreqMul; + float m_freq; + float dt; + float m_freq_set; + + Timer m_timer; + + FLEXT_CALLBACK_F(m_set_kr); + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_T(m_perform); +}; + + +FLEXT_LIB_V("LFSaw",LFSaw_kr); + +LFSaw_kr::LFSaw_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_set); + FLEXT_ADDMETHOD_(0,"kr",m_set_kr); + // FLEXT_ADDBANG(0,m_perform); + FLEXT_ADDTIMER(m_timer,m_perform); + + AddOutFloat(); + + //parse arguments + AtomList Args(argc,argv); + + m_freq_set = sc_getfloatarg(Args,0); + + dt = sc_getfloatarg(Args,1) * 0.001; + + if (dt == 0 ) + dt = 0.02; // 20 ms as default control rate as in line + mFreqMul = 2 * dt; /* test this !!! */ + + m_freq = m_freq_set * mFreqMul; + + m_timer.Periodic(dt); + +} + +void LFSaw_kr::m_perform(void*) +{ + if (m_freq >= 0.f) + { + ToOutFloat(0,mPhase); + mPhase += m_freq; + if (mPhase >= 1.f) mPhase -= 2.f; + } + else + { + ToOutFloat(0,mPhase); + mPhase += m_freq; + if (mPhase <= -1.f) mPhase += 2.f; + } +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index df430f9..7b16ccb 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -32,7 +32,6 @@ http://www.audiosynth.com Coded while listening to: Phosphor - */ #include @@ -61,9 +60,9 @@ void sc4pd_library_setup() "Latoocarfian(~),\n" " LinCong(~), amclip(~), scaleneg(~), excess(~), hypot(~), " "ring1(~),\n" - " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~)\n" - "sqrdif(~), sqrsum(~),\n" - " absdif(~)"); + " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~), " + "sqrdif(~),\n" + " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~)"); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -184,6 +183,12 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(absdif_ar); FLEXT_SETUP(absdif_kr); + + FLEXT_DSP_SETUP(LFSaw_ar); + FLEXT_SETUP(LFSaw_kr); + + FLEXT_DSP_SETUP(LFPulse_ar); + FLEXT_SETUP(LFPulse_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index 79faff5..d05497e 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -64,3 +64,32 @@ bool sc_ar(flext::AtomList a); rgen.s3 = s3; int32 timeseed(); + + +/* this is copied from thomas grill's xsample: +xsample - extended sample objects for Max/MSP and pd (pure data) + +Copyright (c) 2001-2004 Thomas Grill (xovo@gmx.net) +For information on usage and redistribution, and for a DISCLAIMER OF ALL +WARRANTIES, see the file, "license.txt," in this distribution. +*/ + +#define F float +#define D double +#define I int +#define L long +#define C char +#define V void +#define BL bool +#define S t_sample + +#define SETSIGFUN(VAR,FUN) v_##VAR = FUN + +#define DEFSIGFUN(NAME) V NAME(I n,S *const *in,S *const *out) + +#define DEFSIGCALL(NAME) \ + inline V NAME(I n,S *const *in,S *const *out) \ + { (this->*v_##NAME)(n,in,out); } \ + V (thisType::*v_##NAME)(I n,S *const *invecs,S *const *outvecs) + +#define SIGFUN(FUN) &thisType::FUN -- cgit v1.2.1 From 0d2a4d810fdc7ecbe67de784d4eb901cd5699c38 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sun, 1 Aug 2004 20:51:11 +0000 Subject: some more ugens svn path=/trunk/externals/tb/; revision=1902 --- sc4pd/source/Decay.cpp | 218 +++++++++++++++++++++++++++++++++++ sc4pd/source/Impulse.cpp | 271 ++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/Integrator.cpp | 206 +++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 12 +- sc4pd/source/support.hpp | 8 ++ 5 files changed, 714 insertions(+), 1 deletion(-) create mode 100644 sc4pd/source/Decay.cpp create mode 100644 sc4pd/source/Impulse.cpp create mode 100644 sc4pd/source/Integrator.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Decay.cpp b/sc4pd/source/Decay.cpp new file mode 100644 index 0000000..95bc22e --- /dev/null +++ b/sc4pd/source/Decay.cpp @@ -0,0 +1,218 @@ +/* sc4pd + Decay~, Decay + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: AMM: AMMMusic 1966 + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ Decay~ -----------------------------*/ + +class Decay_ar + :public flext_dsp +{ + FLEXT_HEADER(Decay_ar,flext_dsp); + +public: + Decay_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + void m_set(float f); + +private: + FLEXT_CALLBACK_F(m_set); + float m_b1; //leak + float m_y1; //z-1 + float decayTime; +}; + +FLEXT_LIB_DSP_V("Decay~",Decay_ar); + +Decay_ar::Decay_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"decayTime",m_set); + + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + + AddOutSignal(); + + m_y1 = 0.f; +} + +void Decay_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float b1 = m_b1; + float y1 = m_y1; + + if (b1 == m_b1) + { + if (b1 == 1.f) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + y1; + } + + } + else if (b1 == 0.f) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + b1 * y1; + } + } + } + else + { + float b1_slope = CALCSLOPE(m_b1, b1); + if (b1 >= 0.f && m_b1 >= 0) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + b1 * (y1 - y0); + b1 += b1_slope; + } + } + else if (b1 <= 0.f && m_b1 <= 0) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + b1 * (y1 + y0); + b1 += b1_slope; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = (1.f - fabs(b1)) * y0 + b1 * y1; + b1 += b1_slope; + } + } + } + m_y1 = zapgremlins(y1); +} + +void Decay_ar::m_set(float f) +{ + decayTime = f; + m_b1= 0.f ? 0.f : exp(log001 / (decayTime * Samplerate())); +} + +void Decay_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + m_b1= 0.f ? 0.f : exp(log001 / (decayTime * Samplerate())); +} + +/* todo: does it make sense to implement a message-based Decay? + Probably not... */ + + +/* ------------------------ Decay ------------------------------*/ + +// class Decay_kr +// :public flext_base +// { +// FLEXT_HEADER(Decay_kr,flext_base); + +// public: +// Decay_kr(int argc,t_atom * argv); + +// protected: +// void m_set(float f); +// void m_perform(float f); + +// private: +// float m_b1; //leak +// float m_y1; //z-1 + +// FLEXT_CALLBACK_F(m_set); +// FLEXT_CALLBACK_F(m_perform); +// }; + +// FLEXT_LIB_V("Decay",Decay_kr); + +// Decay_kr::Decay_kr(int argc,t_atom * argv) +// { +// AtomList Args(argc,argv); + +// m_b1 = sc_getfloatarg(Args,0); +// m_y1 = 0.f; + + +// AddInFloat(); +// AddOutFloat(); + +// FLEXT_ADDMETHOD(0,m_perform); +// FLEXT_ADDMETHOD_(0,"leak",m_set); +// } + +// void Decay_kr::m_perform(float f) +// { +// m_y1 = f + m_y1 * m_b1; +// ToOutFloat(0,m_y1); +// } + +// void Decay_kr::m_set(float f) +// { +// m_b1=f; +// } diff --git a/sc4pd/source/Impulse.cpp b/sc4pd/source/Impulse.cpp new file mode 100644 index 0000000..277ad34 --- /dev/null +++ b/sc4pd/source/Impulse.cpp @@ -0,0 +1,271 @@ +/* sc4pd + Impulse, Impulse~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: AMM: AMMMusic 1966 + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* todo: implement phase offset as in sc3 +/* ------------------------ Impulse~ -------------------------------*/ + +class Impulse_ar: + public flext_dsp +{ + FLEXT_HEADER(Impulse_ar,flext_dsp); + +public: + Impulse_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_freq=f; + } + + void m_ar() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + } + + void m_kr() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + } + +private: + double mPhase, mPhaseOffset; + float mFreqMul; + float m_freq; //for kr arguments + + DEFSIGCALL (m_signal_fun); + DEFSIGFUN (m_signal_ar); + DEFSIGFUN (m_signal_kr); + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK(m_ar); + FLEXT_CALLBACK(m_kr); +}; + +FLEXT_LIB_DSP_V("Impulse~",Impulse_ar); + +Impulse_ar::Impulse_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"freq",m_set); + FLEXT_ADDMETHOD_(0,"ar",m_ar); + FLEXT_ADDMETHOD_(0,"kr",m_kr); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + if(sc_ar(Args)) + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + else // if not given, use control rate + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + + AddOutSignal(); +} + +void Impulse_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + mFreqMul = 1 / Samplerate(); + +} + +void Impulse_ar::m_signal_ar(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *freq = *in; + t_sample *xout = *out; + + float freqmul = mFreqMul; + double phase = mPhase; + + for (int i = 0; i!= n;++i) + { + float z; + if (phase >= 1.f) + { + phase -= 1.f; + z = 1.f; + } + else + { + z = 0.f; + } + phase += (*(freq)++) * freqmul; + (*(xout)++) = z; + } + + mPhase=phase; +} + + +void Impulse_ar::m_signal_kr(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *xout = *out; + + float freq = m_freq * mFreqMul; + float freqmul = mFreqMul; + double phase = mPhase; + + for (int i = 0; i!= n;++i) + { + float z; + if (phase >= 1.f) + { + phase -= 1.f; + z = 1.f; + } + else + { + z = 0.f; + } + phase += freq; + (*(xout)++) = z; + } + + mPhase=phase; +} + +/* ------------------------ Impulse ---------------------------------*/ + +/* todo: remove obsolete messages */ + +class Impulse_kr: + public flext_base +{ + FLEXT_HEADER(Impulse_kr,flext_base); + +public: + Impulse_kr(int argc, t_atom *argv); + +protected: + void m_perform(void*); + + void m_set(float f) + { + m_freq_set = f; + m_freq = f * mFreqMul; + } + + void m_set_kr(float f) + { + if (f != 0) + { + dt = f * 0.001; + mFreqMul = dt; + m_freq = m_freq_set * mFreqMul; + m_timer.Reset(); + m_timer.Periodic(dt); + } + } + +private: + + double mPhase, mPhaseOffset; + float mFreqMul; + float m_freq; //for kr arguments + + float dt; + float m_freq_set; + + Timer m_timer; + + FLEXT_CALLBACK_F(m_set_kr); + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_T(m_perform); +}; + + +FLEXT_LIB_V("Impulse",Impulse_kr); + +Impulse_kr::Impulse_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_set); + FLEXT_ADDMETHOD_(0,"kr",m_set_kr); + + FLEXT_ADDTIMER(m_timer,m_perform); + + AddOutFloat(); + + //parse arguments + AtomList Args(argc,argv); + + m_freq_set = sc_getfloatarg(Args,0); + + dt = sc_getfloatarg(Args,1) * 0.001; + + if (dt == 0) + dt = 0.02; // 20 ms as default control rate as in line + mFreqMul = dt; + + m_freq = m_freq_set * mFreqMul; + + m_timer.Periodic(dt); + +} + +void Impulse_kr::m_perform(void*) +{ + float z; + if (mPhase >= 1.f) + { + mPhase -= 1.f; + z = 1.f; + } + else + { + z = 0.f; + } + + mPhase += m_freq; + ToOutFloat(0,z); +} diff --git a/sc4pd/source/Integrator.cpp b/sc4pd/source/Integrator.cpp new file mode 100644 index 0000000..75bb350 --- /dev/null +++ b/sc4pd/source/Integrator.cpp @@ -0,0 +1,206 @@ +/* sc4pd + Integrator~, Integrator + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: AMM: AMMMusic 1966 + +*/ + +#include +#include "SC_PlugIn.h" +#include "support.hpp" + + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +/* ------------------------ Integrator~ -----------------------------*/ + +class Integrator_ar + :public flext_dsp +{ + FLEXT_HEADER(Integrator_ar,flext_dsp); + +public: + Integrator_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + void m_set(float f); + +private: + FLEXT_CALLBACK_F(m_set); + float m_b1; //leak + float m_y1; //z-1 +}; + +FLEXT_LIB_DSP_V("Integrator~",Integrator_ar); + +Integrator_ar::Integrator_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"leak",m_set); + + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + + AddOutSignal(); + + m_y1 = 0.f; +} + +void Integrator_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float b1 = m_b1; + float y1 = m_y1; + + if (b1 == m_b1) + { + if (b1 == 1.f) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + y1; + } + + } + else if (b1 == 0.f) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + b1 * y1; + } + } + } + else + { + float b1_slope = CALCSLOPE(m_b1, b1); + if (b1 >= 0.f && m_b1 >= 0) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + b1 * (y1 - y0); + b1 += b1_slope; + } + } + else if (b1 <= 0.f && m_b1 <= 0) + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = y0 + b1 * (y1 + y0); + b1 += b1_slope; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = (*(nin)++); + (*(nout)++) = y1 = (1.f - fabs(b1)) * y0 + b1 * y1; + b1 += b1_slope; + } + } + } + m_y1 = zapgremlins(y1); +} + +void Integrator_ar::m_set(float f) +{ + m_b1=f; +} + +/* ------------------------ Integrator ------------------------------*/ + +class Integrator_kr + :public flext_base +{ + FLEXT_HEADER(Integrator_kr,flext_base); + +public: + Integrator_kr(int argc,t_atom * argv); + +protected: + void m_set(float f); + void m_perform(float f); + +private: + float m_b1; //leak + float m_y1; //z-1 + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("Integrator",Integrator_kr); + +Integrator_kr::Integrator_kr(int argc,t_atom * argv) +{ + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + m_y1 = 0.f; + + + AddInFloat(); + AddOutFloat(); + + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD_(0,"leak",m_set); +} + +void Integrator_kr::m_perform(float f) +{ + m_y1 = f + m_y1 * m_b1; + ToOutFloat(0,m_y1); +} + +void Integrator_kr::m_set(float f) +{ + m_b1=f; +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 7b16ccb..bc8af2a 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -62,7 +62,9 @@ void sc4pd_library_setup() "ring1(~),\n" " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~), " "sqrdif(~),\n" - " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~)"); + " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" + " Integrator(~), Decay~\n" + ); //initialize objects FLEXT_DSP_SETUP(Dust_ar); @@ -189,6 +191,14 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(LFPulse_ar); FLEXT_SETUP(LFPulse_kr); + + FLEXT_DSP_SETUP(Impulse_ar); + FLEXT_SETUP(Impulse_kr); + + FLEXT_DSP_SETUP(Integrator_ar); + FLEXT_SETUP(Integrator_kr); + + FLEXT_DSP_SETUP(Decay_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index d05497e..bb5537a 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -93,3 +93,11 @@ WARRANTIES, see the file, "license.txt," in this distribution. V (thisType::*v_##NAME)(I n,S *const *invecs,S *const *outvecs) #define SIGFUN(FUN) &thisType::FUN + + +/* this macro has to be redefined to work with flext */ + +// calculate a slope for control rate interpolation to audio rate. +//#define CALCSLOPE(next,prev) ((next - prev) * unit->mRate->mSlopeFactor) +#undef CALCSLOPE +#define CALCSLOPE(next,prev) ((next - prev) * 1/Blocksize()) -- cgit v1.2.1 From 5e1268fb9920b248ee377797b130605f669c6dee Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Mon, 2 Aug 2004 19:18:22 +0000 Subject: main header file svn path=/trunk/externals/tb/; revision=1903 --- sc4pd/source/BrownNoise.cpp | 10 +--------- sc4pd/source/ClipNoise.cpp | 9 +-------- sc4pd/source/CoinGate.cpp | 10 +--------- sc4pd/source/Crackle.cpp | 10 +--------- sc4pd/source/Decay.cpp | 9 +-------- sc4pd/source/Dust.cpp | 8 +------- sc4pd/source/Dust2.cpp | 8 +------- sc4pd/source/ExpRand.cpp | 10 +--------- sc4pd/source/GrayNoise.cpp | 10 +--------- sc4pd/source/Hasher.cpp | 7 ------- sc4pd/source/IRand.cpp | 10 +--------- sc4pd/source/Impulse.cpp | 9 +-------- sc4pd/source/Integrator.cpp | 9 +-------- sc4pd/source/LFClipNoise.cpp | 9 +-------- sc4pd/source/LFNoise0.cpp | 9 +-------- sc4pd/source/LFNoise1.cpp | 9 +-------- sc4pd/source/LFNoise2.cpp | 9 +-------- sc4pd/source/LFPulse.cpp | 9 +-------- sc4pd/source/LFSaw.cpp | 9 +-------- sc4pd/source/Latoocarfian.cpp | 9 +-------- sc4pd/source/LinCong.cpp | 9 +-------- sc4pd/source/LinRand.cpp | 9 +-------- sc4pd/source/Logistic.cpp | 9 +-------- sc4pd/source/MantissaMask.cpp | 7 ------- sc4pd/source/Median.cpp | 9 +-------- sc4pd/source/NRand.cpp | 9 +-------- sc4pd/source/PinkNoise.cpp | 10 +--------- sc4pd/source/Rand.cpp | 9 +-------- sc4pd/source/TExpRand.cpp | 9 +-------- sc4pd/source/TIRand.cpp | 9 +-------- sc4pd/source/TRand.cpp | 9 +-------- sc4pd/source/WhiteNoise.cpp | 9 +-------- sc4pd/source/absdif.cpp | 7 +------ sc4pd/source/amclip.cpp | 7 +------ sc4pd/source/difsqr.cpp | 7 +------ sc4pd/source/excess.cpp | 8 +------- sc4pd/source/hypot.cpp | 7 +------ sc4pd/source/main.cpp | 7 +------ sc4pd/source/ring2.cpp | 8 +------- sc4pd/source/ring3.cpp | 8 +------- sc4pd/source/ring4.cpp | 7 +------ sc4pd/source/scaleneg.cpp | 7 +------ sc4pd/source/sqrdif.cpp | 7 +------ sc4pd/source/sqrsum.cpp | 7 +------ sc4pd/source/sumsqr.cpp | 7 +------ sc4pd/source/support.cpp | 8 ++------ sc4pd/source/support.hpp | 6 ------ 47 files changed, 45 insertions(+), 352 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/BrownNoise.cpp b/sc4pd/source/BrownNoise.cpp index b9bc138..ad8a275 100644 --- a/sc4pd/source/BrownNoise.cpp +++ b/sc4pd/source/BrownNoise.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ BrownNoise~ -------------------------------*/ diff --git a/sc4pd/source/ClipNoise.cpp b/sc4pd/source/ClipNoise.cpp index 761fbb6..32d8c94 100644 --- a/sc4pd/source/ClipNoise.cpp +++ b/sc4pd/source/ClipNoise.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ ClipNoise~ -------------------------------*/ diff --git a/sc4pd/source/CoinGate.cpp b/sc4pd/source/CoinGate.cpp index 27961c2..fc47aca 100644 --- a/sc4pd/source/CoinGate.cpp +++ b/sc4pd/source/CoinGate.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ CoinGate ---------------------------------*/ diff --git a/sc4pd/source/Crackle.cpp b/sc4pd/source/Crackle.cpp index 0bc9ae0..a013a1a 100644 --- a/sc4pd/source/Crackle.cpp +++ b/sc4pd/source/Crackle.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ Crackle~ -------------------------------*/ diff --git a/sc4pd/source/Decay.cpp b/sc4pd/source/Decay.cpp index 95bc22e..38112aa 100644 --- a/sc4pd/source/Decay.cpp +++ b/sc4pd/source/Decay.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Decay~ -----------------------------*/ diff --git a/sc4pd/source/Dust.cpp b/sc4pd/source/Dust.cpp index 0acd45f..c44572e 100644 --- a/sc4pd/source/Dust.cpp +++ b/sc4pd/source/Dust.cpp @@ -34,13 +34,7 @@ Coded while listening to: Assif Tsahar & Tatsuya Nakatani: Come Sunday */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Dust~ -------------------------------------*/ diff --git a/sc4pd/source/Dust2.cpp b/sc4pd/source/Dust2.cpp index cb5d509..19013ee 100644 --- a/sc4pd/source/Dust2.cpp +++ b/sc4pd/source/Dust2.cpp @@ -35,13 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Dust2~ -------------------------------------*/ diff --git a/sc4pd/source/ExpRand.cpp b/sc4pd/source/ExpRand.cpp index 3b17aef..9f1f4a7 100644 --- a/sc4pd/source/ExpRand.cpp +++ b/sc4pd/source/ExpRand.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ ExpRand~ -------------------------------*/ diff --git a/sc4pd/source/GrayNoise.cpp b/sc4pd/source/GrayNoise.cpp index 6c76217..4fa7b23 100644 --- a/sc4pd/source/GrayNoise.cpp +++ b/sc4pd/source/GrayNoise.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ GrayNoise~ -------------------------------*/ diff --git a/sc4pd/source/Hasher.cpp b/sc4pd/source/Hasher.cpp index 9fc2f48..8c43c8c 100644 --- a/sc4pd/source/Hasher.cpp +++ b/sc4pd/source/Hasher.cpp @@ -35,14 +35,7 @@ */ -#include #include "support.hpp" -#include "SC_PlugIn.h" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif /* ------------------------ Hasher~ -----------------------------------*/ diff --git a/sc4pd/source/IRand.cpp b/sc4pd/source/IRand.cpp index 095df92..18cf125 100644 --- a/sc4pd/source/IRand.cpp +++ b/sc4pd/source/IRand.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ IRand~ -------------------------------*/ diff --git a/sc4pd/source/Impulse.cpp b/sc4pd/source/Impulse.cpp index 277ad34..dbb07e2 100644 --- a/sc4pd/source/Impulse.cpp +++ b/sc4pd/source/Impulse.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* todo: implement phase offset as in sc3 /* ------------------------ Impulse~ -------------------------------*/ diff --git a/sc4pd/source/Integrator.cpp b/sc4pd/source/Integrator.cpp index 75bb350..97d2766 100644 --- a/sc4pd/source/Integrator.cpp +++ b/sc4pd/source/Integrator.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Integrator~ -----------------------------*/ diff --git a/sc4pd/source/LFClipNoise.cpp b/sc4pd/source/LFClipNoise.cpp index 18f95ee..60f5049 100644 --- a/sc4pd/source/LFClipNoise.cpp +++ b/sc4pd/source/LFClipNoise.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LFClipNoise~ -------------------------------*/ diff --git a/sc4pd/source/LFNoise0.cpp b/sc4pd/source/LFNoise0.cpp index c0f8abd..a548e9e 100644 --- a/sc4pd/source/LFNoise0.cpp +++ b/sc4pd/source/LFNoise0.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LFNoise0~ -------------------------------*/ diff --git a/sc4pd/source/LFNoise1.cpp b/sc4pd/source/LFNoise1.cpp index e48d3bb..d80b55b 100644 --- a/sc4pd/source/LFNoise1.cpp +++ b/sc4pd/source/LFNoise1.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LFNoise1~ -------------------------------*/ diff --git a/sc4pd/source/LFNoise2.cpp b/sc4pd/source/LFNoise2.cpp index 71aff7d..891a0f3 100644 --- a/sc4pd/source/LFNoise2.cpp +++ b/sc4pd/source/LFNoise2.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LFNoise2~ -------------------------------*/ diff --git a/sc4pd/source/LFPulse.cpp b/sc4pd/source/LFPulse.cpp index 76abc2c..020fb57 100644 --- a/sc4pd/source/LFPulse.cpp +++ b/sc4pd/source/LFPulse.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LFPulse~ -------------------------------*/ diff --git a/sc4pd/source/LFSaw.cpp b/sc4pd/source/LFSaw.cpp index 358cb2f..c442a89 100644 --- a/sc4pd/source/LFSaw.cpp +++ b/sc4pd/source/LFSaw.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LFSaw~ -------------------------------*/ diff --git a/sc4pd/source/Latoocarfian.cpp b/sc4pd/source/Latoocarfian.cpp index c509711..3fdb0b2 100644 --- a/sc4pd/source/Latoocarfian.cpp +++ b/sc4pd/source/Latoocarfian.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Latoocarfian~ -------------------------------*/ diff --git a/sc4pd/source/LinCong.cpp b/sc4pd/source/LinCong.cpp index 0da0df7..4f0b327 100644 --- a/sc4pd/source/LinCong.cpp +++ b/sc4pd/source/LinCong.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LinCong~ -------------------------------*/ diff --git a/sc4pd/source/LinRand.cpp b/sc4pd/source/LinRand.cpp index 3ebc458..f5acb00 100644 --- a/sc4pd/source/LinRand.cpp +++ b/sc4pd/source/LinRand.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ LinRand~ -------------------------------*/ diff --git a/sc4pd/source/Logistic.cpp b/sc4pd/source/Logistic.cpp index 9a475e0..89c6c2e 100644 --- a/sc4pd/source/Logistic.cpp +++ b/sc4pd/source/Logistic.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Logistic~ -------------------------------*/ diff --git a/sc4pd/source/MantissaMask.cpp b/sc4pd/source/MantissaMask.cpp index d3a867d..dfbf605 100644 --- a/sc4pd/source/MantissaMask.cpp +++ b/sc4pd/source/MantissaMask.cpp @@ -35,14 +35,7 @@ */ -#include #include "support.hpp" -#include "SC_PlugIn.h" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif /* ------------------------ MantissaMask~ -----------------------------*/ diff --git a/sc4pd/source/Median.cpp b/sc4pd/source/Median.cpp index 77b0a5d..f15ce63 100644 --- a/sc4pd/source/Median.cpp +++ b/sc4pd/source/Median.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Median(~) ---------------------------------*/ diff --git a/sc4pd/source/NRand.cpp b/sc4pd/source/NRand.cpp index 9921c82..84a4374 100644 --- a/sc4pd/source/NRand.cpp +++ b/sc4pd/source/NRand.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ NRand~ -------------------------------*/ diff --git a/sc4pd/source/PinkNoise.cpp b/sc4pd/source/PinkNoise.cpp index 9a1c5bc..513d02a 100644 --- a/sc4pd/source/PinkNoise.cpp +++ b/sc4pd/source/PinkNoise.cpp @@ -35,15 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ PinkNoise~ -------------------------------*/ diff --git a/sc4pd/source/Rand.cpp b/sc4pd/source/Rand.cpp index 243cc5e..791db68 100644 --- a/sc4pd/source/Rand.cpp +++ b/sc4pd/source/Rand.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ Rand~ -------------------------------*/ diff --git a/sc4pd/source/TExpRand.cpp b/sc4pd/source/TExpRand.cpp index b7ee16e..6e2b1c6 100644 --- a/sc4pd/source/TExpRand.cpp +++ b/sc4pd/source/TExpRand.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ TExpRand~ -------------------------------*/ diff --git a/sc4pd/source/TIRand.cpp b/sc4pd/source/TIRand.cpp index 93fdd09..1995e46 100644 --- a/sc4pd/source/TIRand.cpp +++ b/sc4pd/source/TIRand.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ TIRand~ -------------------------------*/ diff --git a/sc4pd/source/TRand.cpp b/sc4pd/source/TRand.cpp index b18704f..d761dc4 100644 --- a/sc4pd/source/TRand.cpp +++ b/sc4pd/source/TRand.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ TRand~ -------------------------------*/ diff --git a/sc4pd/source/WhiteNoise.cpp b/sc4pd/source/WhiteNoise.cpp index 6d308db..779cb2f 100644 --- a/sc4pd/source/WhiteNoise.cpp +++ b/sc4pd/source/WhiteNoise.cpp @@ -35,14 +35,7 @@ */ -#include -#include "SC_PlugIn.h" -#include "support.hpp" - - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ WhiteNoise~ -------------------------------*/ diff --git a/sc4pd/source/absdif.cpp b/sc4pd/source/absdif.cpp index 34f41db..1af9473 100644 --- a/sc4pd/source/absdif.cpp +++ b/sc4pd/source/absdif.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" inline float sc_absdif (float a, float b) diff --git a/sc4pd/source/amclip.cpp b/sc4pd/source/amclip.cpp index 9d4a936..4a3b194 100644 --- a/sc4pd/source/amclip.cpp +++ b/sc4pd/source/amclip.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ amclip~ -----------------------------*/ diff --git a/sc4pd/source/difsqr.cpp b/sc4pd/source/difsqr.cpp index 823f266..807eefc 100644 --- a/sc4pd/source/difsqr.cpp +++ b/sc4pd/source/difsqr.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" inline float sc_difsqr (float a, float b) diff --git a/sc4pd/source/excess.cpp b/sc4pd/source/excess.cpp index 00f8666..2aca853 100644 --- a/sc4pd/source/excess.cpp +++ b/sc4pd/source/excess.cpp @@ -35,13 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" /* ------------------------ excess~ -----------------------------*/ diff --git a/sc4pd/source/hypot.cpp b/sc4pd/source/hypot.cpp index b096e48..1e2dd1a 100644 --- a/sc4pd/source/hypot.cpp +++ b/sc4pd/source/hypot.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ hypot~ -----------------------------*/ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index bc8af2a..cbec3c3 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -34,12 +34,7 @@ Coded while listening to: Phosphor */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" #define SC4PD_VERSION "0.01" diff --git a/sc4pd/source/ring2.cpp b/sc4pd/source/ring2.cpp index 02e9a18..e5c48cf 100644 --- a/sc4pd/source/ring2.cpp +++ b/sc4pd/source/ring2.cpp @@ -35,13 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" inline float sc_ring2 (float a, float b) { diff --git a/sc4pd/source/ring3.cpp b/sc4pd/source/ring3.cpp index 1887066..adb13c2 100644 --- a/sc4pd/source/ring3.cpp +++ b/sc4pd/source/ring3.cpp @@ -35,13 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" inline float sc_ring3 (float a, float b) { diff --git a/sc4pd/source/ring4.cpp b/sc4pd/source/ring4.cpp index b343f67..5bd2af4 100644 --- a/sc4pd/source/ring4.cpp +++ b/sc4pd/source/ring4.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" inline float sc_ring4 (float a, float b) diff --git a/sc4pd/source/scaleneg.cpp b/sc4pd/source/scaleneg.cpp index f6e69db..abd316f 100644 --- a/sc4pd/source/scaleneg.cpp +++ b/sc4pd/source/scaleneg.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" /* ------------------------ scaleneg~ -----------------------------*/ diff --git a/sc4pd/source/sqrdif.cpp b/sc4pd/source/sqrdif.cpp index 617f987..2762fe5 100644 --- a/sc4pd/source/sqrdif.cpp +++ b/sc4pd/source/sqrdif.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" inline float sc_sqrdif (float a, float b) diff --git a/sc4pd/source/sqrsum.cpp b/sc4pd/source/sqrsum.cpp index 8a39b68..265c909 100644 --- a/sc4pd/source/sqrsum.cpp +++ b/sc4pd/source/sqrsum.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" inline float sc_sqrsum (float a, float b) diff --git a/sc4pd/source/sumsqr.cpp b/sc4pd/source/sumsqr.cpp index 5eb5726..4b2564d 100644 --- a/sc4pd/source/sumsqr.cpp +++ b/sc4pd/source/sumsqr.cpp @@ -35,12 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif +#include "sc4pd.hpp" inline float sc_sumsqr (float a, float b) diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp index 5211b71..fd87c86 100644 --- a/sc4pd/source/support.cpp +++ b/sc4pd/source/support.cpp @@ -34,14 +34,10 @@ */ -#include -#include -#include "SC_PlugIn.h" +#include "sc4pd.hpp" +#include -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif bool sc_add (flext::AtomList a) { diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index bb5537a..34e260a 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -95,9 +95,3 @@ WARRANTIES, see the file, "license.txt," in this distribution. #define SIGFUN(FUN) &thisType::FUN -/* this macro has to be redefined to work with flext */ - -// calculate a slope for control rate interpolation to audio rate. -//#define CALCSLOPE(next,prev) ((next - prev) * unit->mRate->mSlopeFactor) -#undef CALCSLOPE -#define CALCSLOPE(next,prev) ((next - prev) * 1/Blocksize()) -- cgit v1.2.1 From 1bf32780fe1281eda6deb51f661f2f234a16fd1f Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Mon, 2 Aug 2004 20:13:59 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1904 --- sc4pd/source/Decay.cpp | 7 ++- sc4pd/source/Decay2.cpp | 153 ++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 4 +- sc4pd/source/ring1.cpp | 8 +-- sc4pd/source/sc4pd.hpp | 60 +++++++++++++++++++ 5 files changed, 221 insertions(+), 11 deletions(-) create mode 100644 sc4pd/source/Decay2.cpp create mode 100644 sc4pd/source/sc4pd.hpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Decay.cpp b/sc4pd/source/Decay.cpp index 38112aa..467611c 100644 --- a/sc4pd/source/Decay.cpp +++ b/sc4pd/source/Decay.cpp @@ -37,6 +37,7 @@ #include "sc4pd.hpp" +/* todo: linear interpolation is broken */ /* ------------------------ Decay~ -----------------------------*/ class Decay_ar @@ -67,7 +68,7 @@ Decay_ar::Decay_ar(int argc,t_atom * argv) AtomList Args(argc,argv); - m_b1 = sc_getfloatarg(Args,0); + decayTime = sc_getfloatarg(Args,0); AddOutSignal(); @@ -148,12 +149,12 @@ void Decay_ar::m_signal(int n, t_sample *const *in, void Decay_ar::m_set(float f) { decayTime = f; - m_b1= 0.f ? 0.f : exp(log001 / (decayTime * Samplerate())); + m_b1= f == 0.f ? 0.f : exp(log001 / (decayTime * Samplerate())); } void Decay_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) { - m_b1= 0.f ? 0.f : exp(log001 / (decayTime * Samplerate())); + m_b1= decayTime == 0.f ? 0.f : exp(log001 / (decayTime * Samplerate())); } /* todo: does it make sense to implement a message-based Decay? diff --git a/sc4pd/source/Decay2.cpp b/sc4pd/source/Decay2.cpp new file mode 100644 index 0000000..557f057 --- /dev/null +++ b/sc4pd/source/Decay2.cpp @@ -0,0 +1,153 @@ +/* sc4pd + Decay2~, Decay2 + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: AMM: AMMMusic 1966 + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ Decay2~ -----------------------------*/ + +class Decay2_ar + :public flext_dsp +{ + FLEXT_HEADER(Decay2_ar,flext_dsp); + +public: + Decay2_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + void m_attack(float f); + void m_decay(float f); + +private: + FLEXT_CALLBACK_F(m_decay); + FLEXT_CALLBACK_F(m_attack); + float m_attackTime, m_y1a, m_b1a, n_b1a; + float m_decayTime, m_y1b, m_b1b, n_b1b; + bool changed; +}; + +FLEXT_LIB_DSP_V("Decay2~",Decay2_ar); + +Decay2_ar::Decay2_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"decayTime",m_decay); + FLEXT_ADDMETHOD_(0,"attackTime",m_attack); + + AtomList Args(argc,argv); + + m_decayTime = sc_getfloatarg(Args,1); //decay + m_attackTime = sc_getfloatarg(Args,0);//attack + + AddOutSignal(); + + m_y1a = m_y1b = 0.f; //different than in sc + +} + +void Decay2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float y1a = m_y1a; + float y1b = m_y1b; + float b1a = m_b1a; + float b1b = m_b1b; + + if(changed) + { + float b1a_slope = CALCSLOPE(n_b1a, b1a); + float b1b_slope = CALCSLOPE(n_b1b, b1b); + m_b1a = n_b1a; + m_b1b = n_b1b; + + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + y1a = y0 + b1a * y1a; + y1b = y0 + b1b * y1b; + + ZXP (nout) = y1a - y1b; + b1a += b1a_slope; + b1b += b1b_slope; + } + changed = false; + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + y1a = y0 + b1a * y1a; + y1b = y0 + b1b * y1b; + + ZXP (nout) = y1a - y1b; + } + } + + m_y1a = zapgremlins(y1a); + m_y1b = zapgremlins(y1b); +} + +void Decay2_ar::m_decay(float f) +{ + m_decayTime = f; + n_b1a = f == 0.f ? 0.f : exp(log001 / (f * Samplerate())); + changed = true; +} + +void Decay2_ar::m_attack(float f) +{ + m_attackTime = f; + n_b1b = f == 0.f ? 0.f : exp(log001 / (f * Samplerate())); + changed = true; +} + +void Decay2_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + m_b1a = m_decayTime == 0.f ? 0.f : exp(log001 / + (m_decayTime * Samplerate())); + m_b1b = m_attackTime == 0.f ? 0.f : exp(log001 / + (m_attackTime * Samplerate())); +} + +/* todo: does it make sense to implement a message-based Decay2? + Probably not... */ + diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index cbec3c3..1f76f4c 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -58,7 +58,7 @@ void sc4pd_library_setup() " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~), " "sqrdif(~),\n" " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" - " Integrator(~), Decay~\n" + " Integrator(~), Decay~, Decay2~\n" ); //initialize objects @@ -194,6 +194,8 @@ void sc4pd_library_setup() FLEXT_SETUP(Integrator_kr); FLEXT_DSP_SETUP(Decay_ar); + + FLEXT_DSP_SETUP(Decay2_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/ring1.cpp b/sc4pd/source/ring1.cpp index b9aee15..f3bce43 100644 --- a/sc4pd/source/ring1.cpp +++ b/sc4pd/source/ring1.cpp @@ -35,13 +35,7 @@ */ -#include -#include "SC_PlugIn.h" - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - +#include "sc4pd.hpp" inline float sc_ring1 (float a, float b) { diff --git a/sc4pd/source/sc4pd.hpp b/sc4pd/source/sc4pd.hpp new file mode 100644 index 0000000..214b80c --- /dev/null +++ b/sc4pd/source/sc4pd.hpp @@ -0,0 +1,60 @@ +/* sc4pd: + support functions + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Morton Feldman: For John Cage + +*/ + +#include + +#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) +#error You need at least FLEXT version 0.4.6 +#endif + +#include "SC_PlugIn.h" +#include "support.hpp" + +/* this macro has to be redefined to work with flext */ + +// calculate a slope for control rate interpolation to audio rate. +//#define CALCSLOPE(next,prev) ((next - prev) * unit->mRate->mSlopeFactor) +#undef CALCSLOPE +#define CALCSLOPE(next,prev) ((next - prev) * 1/Blocksize()) + + + + +/* to make sure the behaviour is consistent: */ + +#undef ZXP +#define ZXP(z) (*(z)++) + -- cgit v1.2.1 From 78431322cc77b9654fa4a2e2b1b42a9310cb9141 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Mon, 2 Aug 2004 21:13:50 +0000 Subject: lag svn path=/trunk/externals/tb/; revision=1905 --- sc4pd/source/Decay2.cpp | 1 + sc4pd/source/Lag.cpp | 124 ++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 4 +- sc4pd/source/sc4pd.hpp | 4 +- 4 files changed, 129 insertions(+), 4 deletions(-) create mode 100644 sc4pd/source/Lag.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Decay2.cpp b/sc4pd/source/Decay2.cpp index 557f057..001eb31 100644 --- a/sc4pd/source/Decay2.cpp +++ b/sc4pd/source/Decay2.cpp @@ -146,6 +146,7 @@ void Decay2_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) (m_decayTime * Samplerate())); m_b1b = m_attackTime == 0.f ? 0.f : exp(log001 / (m_attackTime * Samplerate())); + changed = false; } /* todo: does it make sense to implement a message-based Decay2? diff --git a/sc4pd/source/Lag.cpp b/sc4pd/source/Lag.cpp new file mode 100644 index 0000000..81482a8 --- /dev/null +++ b/sc4pd/source/Lag.cpp @@ -0,0 +1,124 @@ +/* sc4pd + Lag~, Lag + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: VA: Live from the Vision Festival + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ Lag~ -----------------------------*/ + +class Lag_ar + :public flext_dsp +{ + FLEXT_HEADER(Lag_ar,flext_dsp); + +public: + Lag_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + void m_set(float f); + +private: + FLEXT_CALLBACK_F(m_set); + float m_b1, n_b1; + float m_y1; + float m_lag; + bool changed; +}; + +FLEXT_LIB_DSP_V("Lag~",Lag_ar); + +Lag_ar::Lag_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"lagTime",m_set); + + AtomList Args(argc,argv); + + m_lag = sc_getfloatarg(Args,0); + + AddOutSignal(); + + m_y1 = 0.f; +} + +void Lag_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + changed = false; + m_b1 = m_lag == 0.f ? 0.f : exp(log001 / (m_lag * Samplerate())); +} + +void Lag_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float y1 = m_y1; + float b1 = m_b1; + + if (changed) + { + float b1_slope = CALCSLOPE(m_b1, n_b1); + m_b1 = n_b1; + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = y0 + b1 * (y1 - y0); + b1 += b1_slope; + } + changed = false; + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = y0 + b1 * (y1 - y0); + } + } + m_y1 = zapgremlins(y1); +} + +void Lag_ar::m_set(float f) +{ + m_lag = f; + n_b1 = m_lag == 0.f ? 0.f : exp(log001 / (m_lag * Samplerate())); + changed = true; +} + +/* todo: does a control rate Lag make sense? */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 1f76f4c..681c165 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -58,7 +58,7 @@ void sc4pd_library_setup() " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~), " "sqrdif(~),\n" " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" - " Integrator(~), Decay~, Decay2~\n" + " Integrator(~), Decay~, Decay2~, Lag~\n" ); //initialize objects @@ -196,6 +196,8 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(Decay_ar); FLEXT_DSP_SETUP(Decay2_ar); + + FLEXT_DSP_SETUP(Lag_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/sc4pd.hpp b/sc4pd/source/sc4pd.hpp index 214b80c..d26e09e 100644 --- a/sc4pd/source/sc4pd.hpp +++ b/sc4pd/source/sc4pd.hpp @@ -48,9 +48,7 @@ // calculate a slope for control rate interpolation to audio rate. //#define CALCSLOPE(next,prev) ((next - prev) * unit->mRate->mSlopeFactor) #undef CALCSLOPE -#define CALCSLOPE(next,prev) ((next - prev) * 1/Blocksize()) - - +#define CALCSLOPE(next,prev) ((next - prev) * 1/ Blocksize()) /* to make sure the behaviour is consistent: */ -- cgit v1.2.1 From b85f8bc7af3fda0f31af1c79a9f25145b8004705 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Tue, 3 Aug 2004 09:56:19 +0000 Subject: works of one morning svn path=/trunk/externals/tb/; revision=1906 --- sc4pd/source/DelayN.cpp | 239 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/DelayUnit.cpp | 77 +++++++++++++++ sc4pd/source/DelayUnit.hpp | 58 +++++++++++ sc4pd/source/Lag2.cpp | 132 +++++++++++++++++++++++++ sc4pd/source/Lag3.cpp | 137 ++++++++++++++++++++++++++ sc4pd/source/LinExp.cpp | 223 ++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 12 ++- sc4pd/source/sc4pd.hpp | 19 ++++ sc4pd/source/template.cpp | 8 +- 9 files changed, 897 insertions(+), 8 deletions(-) create mode 100644 sc4pd/source/DelayN.cpp create mode 100644 sc4pd/source/DelayUnit.cpp create mode 100644 sc4pd/source/DelayUnit.hpp create mode 100644 sc4pd/source/Lag2.cpp create mode 100644 sc4pd/source/Lag3.cpp create mode 100644 sc4pd/source/LinExp.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/DelayN.cpp b/sc4pd/source/DelayN.cpp new file mode 100644 index 0000000..176c6c3 --- /dev/null +++ b/sc4pd/source/DelayN.cpp @@ -0,0 +1,239 @@ +/* sc4pd + DelayN~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class DelayN_ar : private DelayUnit_ar +{ + FLEXT_HEADER(DelayN_ar,DelayUnit_ar); + + DelayN_ar (int argc, t_atom *argv); + ~DelayN_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + changed = false; + DelayUnit_Reset(m_maxdelaytime, m_delaytime); + post("start"); + } + + void m_set(float f) + { + m_delaytime=f; + changed = true; + } + +private: + bool changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("DelayN~",DelayN_ar); + +DelayN_ar::DelayN_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_set); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("2 arguments are needed"); + return; + } + + m_delaytime = sc_getfloatarg(Args,0); + m_maxdelaytime = sc_getfloatarg(Args,1); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +DelayN_ar::~DelayN_ar () +{ + DelayUnit_Dtor(); +} + +void DelayN_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + long mask = m_mask; + + if (changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long irdphase = iwrphase - (long)dsamp; + + dlybuf[iwrphase & mask] = ZXP(nin); + if (irdphase < 0) + { + ZXP(nout) = 0.f; + } + else + { + ZXP(nout) = dlybuf[irdphase & mask]; + } + iwrphase++; + } + m_dsamp = dsamp; + changed = false; + } + else + { + long irdphase = iwrphase - (long)dsamp; + float* dlybuf1 = dlybuf - ZOFF; + float* dlyN = dlybuf1 + m_idelaylen; + long remain = n; + + while (remain) + { + float* dlywr = dlybuf1 + (iwrphase & mask); + float* dlyrd = dlybuf1 + (irdphase & mask); + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + if (irdphase < 0) + { + for (int i = 0; i!= nsmps;++i) + { + ZXP(dlywr) = ZXP(nin); + ZXP(nout) = 0.f; + } + } + else + { + for (int i = 0; i!= nsmps;++i) + { + ZXP(dlywr) = ZXP(nin); + ZXP(nout) = ZXP(dlyrd); + } + } + iwrphase += nsmps; + irdphase += nsmps; + } + } + + m_iwrphase = iwrphase; + + m_numoutput += n; + + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void DelayN_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + long mask = m_mask; + + if (changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + for (int i = 0; i!= n;++i) + { + dlybuf[iwrphase & mask] = ZXP(nin); + dsamp += dsamp_slope; + ++iwrphase; + long irdphase = iwrphase - (long)dsamp; + ZXP(nout) = dlybuf[irdphase & mask]; + } + m_dsamp = dsamp; + changed = false; + } + else + { + long irdphase = iwrphase - (long)dsamp; + float* dlybuf1 = dlybuf - ZOFF; + float* dlyrd = dlybuf1 + (irdphase & mask); + float* dlywr = dlybuf1 + (iwrphase & mask); + float* dlyN = dlybuf1 + m_idelaylen; + long remain = n; + while (remain) + { + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + for (int i = 0; i!= nsmps;++i) + { + ZXP(dlywr) = ZXP(nin); + ZXP(nout) = ZXP(dlyrd); + } + if (dlyrd == dlyN) dlyrd = dlybuf1; + if (dlywr == dlyN) dlywr = dlybuf1; + } + iwrphase += n; + } + m_iwrphase = iwrphase; +} + +/* todo: DelayN for control rate ? */ diff --git a/sc4pd/source/DelayUnit.cpp b/sc4pd/source/DelayUnit.cpp new file mode 100644 index 0000000..7f96677 --- /dev/null +++ b/sc4pd/source/DelayUnit.cpp @@ -0,0 +1,77 @@ +/* sc4pd + public class for several delay objects + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: + + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +void DelayUnit_ar::DelayUnit_AllocDelayLine() +{ + long delaybufsize = (long)ceil(m_maxdelaytime * Samplerate() + 1.f); + delaybufsize = delaybufsize + Blocksize(); + delaybufsize = NEXTPOWEROFTWO(delaybufsize); // round up to next power of two + m_fdelaylen = m_idelaylen = delaybufsize; + + delete m_dlybuf; + m_dlybuf = new float[delaybufsize] ; + m_mask = delaybufsize - 1; +} + +void DelayUnit_ar::DelayUnit_Dtor() +{ + delete m_dlybuf; +} + +float DelayUnit_ar::CalcDelay(float delaytime) +{ + float next_dsamp = delaytime * Samplerate(); + return sc_clip(next_dsamp, 1.f, m_fdelaylen); +} + +void DelayUnit_ar::DelayUnit_Reset(float f, float g) +{ + m_maxdelaytime = f; + m_delaytime = g; + m_dlybuf = 0; + + DelayUnit_AllocDelayLine(); + + m_dsamp = CalcDelay(m_delaytime); + + m_numoutput = 0; + m_iwrphase = 0; +} diff --git a/sc4pd/source/DelayUnit.hpp b/sc4pd/source/DelayUnit.hpp new file mode 100644 index 0000000..d794031 --- /dev/null +++ b/sc4pd/source/DelayUnit.hpp @@ -0,0 +1,58 @@ +/* sc4pd + public class for several delay objects + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: + +*/ + +#include "sc4pd.hpp" + +class DelayUnit_ar : public flext_dsp +{ + FLEXT_HEADER(DelayUnit_ar, flext_dsp); +public: + /* functions */ + void DelayUnit_AllocDelayLine(); + void DelayUnit_Reset(float maxdelaytime, float delaytime); + float CalcDelay(float delaytime); + void DelayUnit_Dtor(); + + /* data */ + float *m_dlybuf; + float m_dsamp, m_fdelaylen; + float m_delaytime, m_maxdelaytime; + long m_iwrphase, m_idelaylen, m_mask; + long m_numoutput; +}; + +/* todo: a delay for control messages? */ diff --git a/sc4pd/source/Lag2.cpp b/sc4pd/source/Lag2.cpp new file mode 100644 index 0000000..2e3096b --- /dev/null +++ b/sc4pd/source/Lag2.cpp @@ -0,0 +1,132 @@ +/* sc4pd + Lag2~, Lag2 + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: DKV Trio: Baraka + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ Lag2~ -----------------------------*/ + +class Lag2_ar + :public flext_dsp +{ + FLEXT_HEADER(Lag2_ar,flext_dsp); + +public: + Lag2_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + void m_set(float f); + +private: + FLEXT_CALLBACK_F(m_set); + float m_b1, n_b1; + float m_y1a, m_y1b; + float m_lag; + bool changed; +}; + +FLEXT_LIB_DSP_V("Lag2~",Lag2_ar); + +Lag2_ar::Lag2_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"lagTime",m_set); + + AtomList Args(argc,argv); + + m_lag = sc_getfloatarg(Args,0); + + AddOutSignal(); + + m_b1 = 0.f; + m_y1a = 0.f; + m_y1b = 0.f; +} + +void Lag2_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + changed = false; + m_b1 = m_lag == 0.f ? 0.f : exp(log001 / (m_lag * Samplerate())); +} + +void Lag2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float y1a = m_y1a; + float y1b = m_y1b; + float b1 = m_b1; + + if (changed) + { + float b1_slope = CALCSLOPE(m_b1, n_b1); + m_b1 = n_b1; + for (int i = 0; i!= n;++i) + { + float y0a = ZXP(nin); + y1a = y0a + b1 * (y1a - y0a); + y1b = y1a + b1 * (y1b - y1a); + ZXP(nout) = y1b; + b1 += b1_slope; + } + changed = false; + } + else + { + for (int i = 0; i!= n;++i) + { + float y0a = ZXP(nin); + y1a = y0a + b1 * (y1a - y0a); + y1b = y1a + b1 * (y1b - y1a); + ZXP(nout) = y1b; + } + } + m_y1a = zapgremlins(y1a); + m_y1b = zapgremlins(y1b); +} + +void Lag2_ar::m_set(float f) +{ + m_lag = f; + n_b1 = m_lag == 0.f ? 0.f : exp(log001 / (m_lag * Samplerate())); + changed = true; +} + +/* todo: does a control rate Lag2 make sense? */ diff --git a/sc4pd/source/Lag3.cpp b/sc4pd/source/Lag3.cpp new file mode 100644 index 0000000..bedd625 --- /dev/null +++ b/sc4pd/source/Lag3.cpp @@ -0,0 +1,137 @@ +/* sc4pd + Lag3~, Lag3 + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: DKV Trio: Baraka + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ Lag3~ -----------------------------*/ + +class Lag3_ar + :public flext_dsp +{ + FLEXT_HEADER(Lag3_ar,flext_dsp); + +public: + Lag3_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + void m_set(float f); + +private: + FLEXT_CALLBACK_F(m_set); + float m_b1, n_b1; + float m_y1a, m_y1b,m_y1c; + float m_lag; + bool changed; +}; + +FLEXT_LIB_DSP_V("Lag3~",Lag3_ar); + +Lag3_ar::Lag3_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"lagTime",m_set); + + AtomList Args(argc,argv); + + m_lag = sc_getfloatarg(Args,0); + + AddOutSignal(); + + m_b1 = 0.f; + m_y1a = 0.f; + m_y1b = 0.f; + m_y1c = 0.f; +} + +void Lag3_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + changed = false; + m_b1 = m_lag == 0.f ? 0.f : exp(log001 / (m_lag * Samplerate())); +} + +void Lag3_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float y1a = m_y1a; + float y1b = m_y1b; + float y1c = m_y1c; + float b1 = m_b1; + + if (changed) + { + float b1_slope = CALCSLOPE(m_b1, n_b1); + m_b1 = n_b1; + for (int i = 0; i!= n;++i) + { + float y0a = ZXP(nin); + y1a = y0a + b1 * (y1a - y0a); + y1b = y1a + b1 * (y1b - y1a); + y1c = y1b + b1 * (y1c - y1b); + ZXP(nout) = y1c; + b1 += b1_slope; + } + changed = false; + } + else + { + for (int i = 0; i!= n;++i) + { + float y0a = ZXP(nin); + y1a = y0a + b1 * (y1a - y0a); + y1b = y1a + b1 * (y1b - y1a); + y1c = y1b + b1 * (y1c - y1b); + ZXP(nout) = y1c; + } + } + m_y1a = zapgremlins(y1a); + m_y1b = zapgremlins(y1b); + m_y1b = zapgremlins(y1c); +} + +void Lag3_ar::m_set(float f) +{ + m_lag = f; + n_b1 = m_lag == 0.f ? 0.f : exp(log001 / (m_lag * Samplerate())); + changed = true; +} + +/* todo: does a control rate Lag3 make sense? */ diff --git a/sc4pd/source/LinExp.cpp b/sc4pd/source/LinExp.cpp new file mode 100644 index 0000000..6be19f3 --- /dev/null +++ b/sc4pd/source/LinExp.cpp @@ -0,0 +1,223 @@ +/* sc4pd + LinExp~, LinExp + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: The Ex & Tom Cora - And The Weathermen Shrug + Their Shoulders + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ LinExp~ -----------------------------*/ + +class LinExp_ar + :public flext_dsp +{ + FLEXT_HEADER(LinExp_ar,flext_dsp); + +public: + LinExp_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set_srclo(float f) + { + m_srclo = f; + m_reset(); + } + + void m_set_srchi(float f) + { + m_srchi = f; + m_reset(); + } + + void m_set_dstlo(float f) + { + m_dstlo = f; + m_reset(); + } + + void m_set_dsthi(float f) + { + m_dsthi = f; + m_reset(); + } + + void m_reset() + { + m_dstratio = m_dsthi/m_dstlo; + m_rsrcrange = 1. / (m_srchi - m_srclo); + m_rrminuslo = m_rsrcrange * -m_srclo; + } + +private: + FLEXT_CALLBACK_F(m_set_srclo); + FLEXT_CALLBACK_F(m_set_srchi); + FLEXT_CALLBACK_F(m_set_dstlo); + FLEXT_CALLBACK_F(m_set_dsthi); + float m_dstratio, m_rsrcrange, m_rrminuslo, m_dstlo; + float m_srclo, m_srchi, m_dsthi; //we will be able to reset the values +}; + +FLEXT_LIB_DSP_V("LinExp~",LinExp_ar); + +LinExp_ar::LinExp_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"srclo",m_set_srclo); + FLEXT_ADDMETHOD_(0,"srchi",m_set_srchi); + FLEXT_ADDMETHOD_(0,"dstlo",m_set_dstlo); + FLEXT_ADDMETHOD_(0,"dsthi",m_set_dsthi); + + AtomList Args(argc,argv); + + if (Args.Count() != 4) + post("4 arguments are required"); + else + { + m_srclo = sc_getfloatarg(Args,0); + m_srchi = sc_getfloatarg(Args,1); + m_dstlo = sc_getfloatarg(Args,2); + m_dsthi = sc_getfloatarg(Args,3); + + m_reset(); + AddOutSignal(); + } +} + +void LinExp_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float dstlo = m_dstlo; + float dstratio = m_dstratio; + float rsrcrange = m_rsrcrange; + float rrminuslo = m_rrminuslo; + + for (int i = 0; i!= n;++i) + { + ZXP(nout) = dstlo * pow(dstratio, ZXP(nin) * rsrcrange + rrminuslo); + } +} + +/* ------------------------ LinExp ------------------------------*/ + +class LinExp_kr + :public flext_base +{ + FLEXT_HEADER(LinExp_kr,flext_base); + +public: + LinExp_kr(int argc,t_atom * argv); + +protected: + void m_perform(float f); + + void m_set_srclo(float f) + { + m_srclo = f; + m_reset(); + } + + void m_set_srchi(float f) + { + m_srchi = f; + m_reset(); + } + + void m_set_dstlo(float f) + { + m_dstlo = f; + m_reset(); + } + + void m_set_dsthi(float f) + { + m_dsthi = f; + m_reset(); + } + + void m_reset() + { + m_dstratio = m_dsthi/m_dstlo; + m_rsrcrange = 1. / (m_srchi - m_srclo); + m_rrminuslo = m_rsrcrange * -m_srclo; + } + +private: + FLEXT_CALLBACK_F(m_set_srclo); + FLEXT_CALLBACK_F(m_set_srchi); + FLEXT_CALLBACK_F(m_set_dstlo); + FLEXT_CALLBACK_F(m_set_dsthi); + float m_dstratio, m_rsrcrange, m_rrminuslo, m_dstlo; + float m_srclo, m_srchi, m_dsthi; //we will be able to reset the values + + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("LinExp",LinExp_kr); + +LinExp_kr::LinExp_kr(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD_(0,"srclo",m_set_srclo); + FLEXT_ADDMETHOD_(0,"srchi",m_set_srchi); + FLEXT_ADDMETHOD_(0,"dstlo",m_set_dstlo); + FLEXT_ADDMETHOD_(0,"dsthi",m_set_dsthi); + + AtomList Args(argc,argv); + + if (Args.Count() != 4) + post("4 arguments are required"); + else + { + m_srclo = sc_getfloatarg(Args,0); + m_srchi = sc_getfloatarg(Args,1); + m_dstlo = sc_getfloatarg(Args,2); + m_dsthi = sc_getfloatarg(Args,3); + + m_reset(); + + AddInFloat(); + AddOutFloat(); + } +} + +void LinExp_kr::m_perform(float f) +{ + ToOutFloat(0,m_dstlo * pow(m_dstratio, f * m_rsrcrange + m_rrminuslo)); +} diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 681c165..568d130 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -58,7 +58,8 @@ void sc4pd_library_setup() " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~), " "sqrdif(~),\n" " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" - " Integrator(~), Decay~, Decay2~, Lag~\n" + " Integrator(~), Decay~, Decay2~, Lag~, Lag2~, LinExp(~)" + "DelayN~\n" ); //initialize objects @@ -198,6 +199,15 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(Decay2_ar); FLEXT_DSP_SETUP(Lag_ar); + + FLEXT_DSP_SETUP(Lag2_ar); + + FLEXT_DSP_SETUP(Lag3_ar); + + FLEXT_DSP_SETUP(LinExp_ar); + FLEXT_SETUP(LinExp_kr); + + FLEXT_DSP_SETUP(DelayN_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/sc4pd.hpp b/sc4pd/source/sc4pd.hpp index d26e09e..f1f90e2 100644 --- a/sc4pd/source/sc4pd.hpp +++ b/sc4pd/source/sc4pd.hpp @@ -34,6 +34,9 @@ */ +#ifndef _SC4PD_HPP +#define _SC$PD_HPP + #include #if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) @@ -51,8 +54,24 @@ #define CALCSLOPE(next,prev) ((next - prev) * 1/ Blocksize()) + +//#define SAMPLERATE (unit->mRate->mSampleRate) +#undef SAMPLERATE +#define SAMPLERATE Samplerate() + +//#define BUFLENGTH (unit->mBufLength) +#undef BUFLENGTH +#define BUFLENGTH Blocksize() + + + /* to make sure the behaviour is consistent: */ #undef ZXP #define ZXP(z) (*(z)++) + + + + +#endif diff --git a/sc4pd/source/template.cpp b/sc4pd/source/template.cpp index 0682c24..15d9f06 100644 --- a/sc4pd/source/template.cpp +++ b/sc4pd/source/template.cpp @@ -34,10 +34,4 @@ */ -#include - -#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) -#error You need at least FLEXT version 0.4.6 -#endif - - +#include "sc4pd.hpp" -- cgit v1.2.1 From f91b27f71b88c45202afe0baf9776e30c4177e19 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Tue, 3 Aug 2004 17:51:51 +0000 Subject: small changes svn path=/trunk/externals/tb/; revision=1907 --- sc4pd/source/DelayN.cpp | 5 ++--- sc4pd/source/DelayUnit.cpp | 19 ++++++++++++------- sc4pd/source/DelayUnit.hpp | 9 ++++++++- sc4pd/source/main.cpp | 9 +++++++-- sc4pd/source/support.hpp | 33 +++++++++++++++++++++++++++++++-- 5 files changed, 60 insertions(+), 15 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/DelayN.cpp b/sc4pd/source/DelayN.cpp index 176c6c3..6bbbb18 100644 --- a/sc4pd/source/DelayN.cpp +++ b/sc4pd/source/DelayN.cpp @@ -32,7 +32,7 @@ http://www.audiosynth.com Coded while listening to: - + */ #include "sc4pd.hpp" @@ -54,8 +54,7 @@ protected: virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) { changed = false; - DelayUnit_Reset(m_maxdelaytime, m_delaytime); - post("start"); + DelayUnit_Reset(); } void m_set(float f) diff --git a/sc4pd/source/DelayUnit.cpp b/sc4pd/source/DelayUnit.cpp index 7f96677..5b11f96 100644 --- a/sc4pd/source/DelayUnit.cpp +++ b/sc4pd/source/DelayUnit.cpp @@ -46,26 +46,24 @@ void DelayUnit_ar::DelayUnit_AllocDelayLine() delaybufsize = NEXTPOWEROFTWO(delaybufsize); // round up to next power of two m_fdelaylen = m_idelaylen = delaybufsize; - delete m_dlybuf; + delete[] m_dlybuf; m_dlybuf = new float[delaybufsize] ; m_mask = delaybufsize - 1; } void DelayUnit_ar::DelayUnit_Dtor() { - delete m_dlybuf; + delete[] m_dlybuf; } float DelayUnit_ar::CalcDelay(float delaytime) { - float next_dsamp = delaytime * Samplerate(); - return sc_clip(next_dsamp, 1.f, m_fdelaylen); + float next_dsamp = delaytime * Samplerate(); + return sc_clip(next_dsamp, 1.f, m_fdelaylen); } -void DelayUnit_ar::DelayUnit_Reset(float f, float g) +void DelayUnit_ar::DelayUnit_Reset() { - m_maxdelaytime = f; - m_delaytime = g; m_dlybuf = 0; DelayUnit_AllocDelayLine(); @@ -75,3 +73,10 @@ void DelayUnit_ar::DelayUnit_Reset(float f, float g) m_numoutput = 0; m_iwrphase = 0; } + +void FeedbackDelay_ar::FeedbackDelay_Reset() +{ + DelayUnit_Reset(); + + m_feedbk = CalcFeedback(m_delaytime, m_decaytime); +} diff --git a/sc4pd/source/DelayUnit.hpp b/sc4pd/source/DelayUnit.hpp index d794031..a15a8c3 100644 --- a/sc4pd/source/DelayUnit.hpp +++ b/sc4pd/source/DelayUnit.hpp @@ -43,7 +43,7 @@ class DelayUnit_ar : public flext_dsp public: /* functions */ void DelayUnit_AllocDelayLine(); - void DelayUnit_Reset(float maxdelaytime, float delaytime); + void DelayUnit_Reset(); float CalcDelay(float delaytime); void DelayUnit_Dtor(); @@ -56,3 +56,10 @@ public: }; /* todo: a delay for control messages? */ + +class FeedbackDelay_ar : public DelayUnit_ar +{ + FLEXT_HEADER(FeedbackDelay_ar,DelayUnit_ar); + float m_feedbk, m_decaytime; + void FeedbackDelay_Reset(); +}; diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 568d130..126cf50 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -58,8 +58,9 @@ void sc4pd_library_setup() " ring2(~), ring3(~), ring4(~), difsqr(~), sumsqr(~), " "sqrdif(~),\n" " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" - " Integrator(~), Decay~, Decay2~, Lag~, Lag2~, LinExp(~)" - "DelayN~\n" + " Integrator(~), Decay~, Decay2~, Lag~, Lag2~, LinExp(~), " + "DelayN~,\n" + " DelayL~, DelayC~" ); //initialize objects @@ -208,6 +209,10 @@ void sc4pd_library_setup() FLEXT_SETUP(LinExp_kr); FLEXT_DSP_SETUP(DelayN_ar); + + FLEXT_DSP_SETUP(DelayL_ar); + + FLEXT_DSP_SETUP(DelayC_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index 34e260a..6b51f2b 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -34,16 +34,18 @@ */ +#ifndef _SUPPORT_HPP +#define _SUPPORT_HPP + #include -//#include #include "SC_PlugIn.h" -//#include #if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406) #error You need at least FLEXT version 0.4.6 #endif + /* for argument parsing */ bool sc_add (flext::AtomList a); float sc_getfloatarg (flext::AtomList a,int i); @@ -65,6 +67,32 @@ bool sc_ar(flext::AtomList a); int32 timeseed(); +/* cubic interpolation from DelayUGens.cpp */ +inline float cubicinterp(float x, float y0, float y1, float y2, float y3) +{ + // 4-point, 3rd-order Hermite (x-form) + float c0 = y1; + float c1 = 0.5f * (y2 - y0); + float c2 = y0 - 2.5f * y1 + 2.f * y2 - 0.5f * y3; + float c3 = 0.5f * (y3 - y0) + 1.5f * (y1 - y2); + + return ((c3 * x + c2) * x + c1) * x + c0; +} + +/* feedback calculation from DelayUGens.cpp */ +inline float CalcFeedback(float delaytime, float decaytime) +{ + if (delaytime == 0.f) { + return 0.f; + } else if (decaytime > 0.f) { + return exp(log001 * delaytime / decaytime); + } else if (decaytime < 0.f) { + return -exp(log001 * delaytime / -decaytime); + } else { + return 0.f; + } +} + /* this is copied from thomas grill's xsample: xsample - extended sample objects for Max/MSP and pd (pure data) @@ -95,3 +123,4 @@ WARRANTIES, see the file, "license.txt," in this distribution. #define SIGFUN(FUN) &thisType::FUN +#endif -- cgit v1.2.1 From dfed9bb41f3da99644213f11edbef530b2df1ee2 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 4 Aug 2004 16:46:55 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1908 --- sc4pd/source/CombL.cpp | 272 ++++++++++++++++++++++++++++++++++++ sc4pd/source/CombN.cpp | 341 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/DelayC.cpp | 287 ++++++++++++++++++++++++++++++++++++++ sc4pd/source/DelayL.cpp | 236 +++++++++++++++++++++++++++++++ sc4pd/source/DelayUnit.cpp | 3 +- sc4pd/source/main.cpp | 6 +- 6 files changed, 1142 insertions(+), 3 deletions(-) create mode 100644 sc4pd/source/CombL.cpp create mode 100644 sc4pd/source/CombN.cpp create mode 100644 sc4pd/source/DelayC.cpp create mode 100644 sc4pd/source/DelayL.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/CombL.cpp b/sc4pd/source/CombL.cpp new file mode 100644 index 0000000..9af21ae --- /dev/null +++ b/sc4pd/source/CombL.cpp @@ -0,0 +1,272 @@ +/* sc4pd + CombL~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Butcher/Charles/Doerner: The Contest Of Pleasures + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class CombL_ar : public FeedbackDelay_ar +{ + FLEXT_HEADER(CombL_ar,FeedbackDelay_ar); + + CombL_ar (int argc, t_atom *argv); + ~CombL_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + delay_changed = decay_changed = false; + FeedbackDelay_Reset(); + } + + void m_delay(float f) + { + m_delaytime=f; + delay_changed = true; + } + + void m_decay(float f) + { + m_decaytime=f; + decay_changed = true; + } + +private: + bool delay_changed, decay_changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_delay); + FLEXT_CALLBACK_F(m_decay); +}; + +FLEXT_LIB_DSP_V("CombL~",CombL_ar); + +CombL_ar::CombL_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_delay); + FLEXT_ADDMETHOD_(0,"decaytime",m_decay); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("3 arguments are needed"); + return; + } + + m_maxdelaytime = sc_getfloatarg(Args,0); + m_delaytime = sc_getfloatarg(Args,1); + m_decaytime = sc_getfloatarg(Args,2); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +CombL_ar::~CombL_ar () +{ + DelayUnit_Dtor(); +} + +void CombL_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if (delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + + float zin = ZXP(nin); + if (irdphase < 0) + { + dlybuf[iwrphase & mask] = zin; + ZXP(nout) = 0.f; + } + else if (irdphaseb < 0) + { + float d1 = dlybuf[irdphase & mask]; + float value = d1 - frac * d1; + dlybuf[iwrphase & mask] = zin + feedbk * value; + ZXP(nout) = value; + } + else + { + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + dlybuf[iwrphase & mask] = zin + feedbk * value; + ZXP(nout) = value; + } + + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + for (int i = 0; i!= n;++i) + { + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + + float zin = ZXP(nin); + if (irdphase < 0) + { + dlybuf[iwrphase & mask] = zin; + ZXP(nout) = 0.f; + } + else if (irdphaseb < 0) + { + float d1 = dlybuf[irdphase & mask]; + float value = d1 - frac * d1; + dlybuf[iwrphase & mask] = zin + feedbk * value; + ZXP(nout) = value; + } + else + { + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + dlybuf[iwrphase & mask] = zin + feedbk * value; + ZXP(nout) = value; + } + iwrphase++; + } + + + } + + m_iwrphase = iwrphase; + m_numoutput += n; + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void CombL_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if(delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for(int i=0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + for(int i=0; i!= n;++i) + { + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + iwrphase++; + + } + } + m_iwrphase = iwrphase; +} + +/* todo: CombL for control rate ? */ diff --git a/sc4pd/source/CombN.cpp b/sc4pd/source/CombN.cpp new file mode 100644 index 0000000..9c6f33e --- /dev/null +++ b/sc4pd/source/CombN.cpp @@ -0,0 +1,341 @@ +/* sc4pd + CombN~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Keith Rowe & John Tilbury: Duos For Doris + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class CombN_ar : public FeedbackDelay_ar +{ + FLEXT_HEADER(CombN_ar,FeedbackDelay_ar); + + CombN_ar (int argc, t_atom *argv); + ~CombN_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + delay_changed = decay_changed = false; + FeedbackDelay_Reset(); + } + + void m_delay(float f) + { + m_delaytime=f; + delay_changed = true; + } + + void m_decay(float f) + { + m_decaytime=f; + decay_changed = true; + } + +private: + bool delay_changed, decay_changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_delay); + FLEXT_CALLBACK_F(m_decay); +}; + +FLEXT_LIB_DSP_V("CombN~",CombN_ar); + +CombN_ar::CombN_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_delay); + FLEXT_ADDMETHOD_(0,"decaytime",m_decay); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("3 arguments are needed"); + return; + } + + m_maxdelaytime = sc_getfloatarg(Args,0); + m_delaytime = sc_getfloatarg(Args,1); + m_decaytime = sc_getfloatarg(Args,2); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +CombN_ar::~CombN_ar () +{ + DelayUnit_Dtor(); +} + +void CombN_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if (delay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long irdphase = iwrphase - (long)dsamp; + + if (irdphase < 0) + { + dlybuf[iwrphase & mask] = ZXP(nin); + ZXP(nout) = 0.f; + } + else + { + float value = dlybuf[irdphase & mask]; + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + } + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long irdphase = iwrphase - (long)dsamp; + float* dlybuf1 = dlybuf - ZOFF; + float* dlyN = dlybuf1 + m_idelaylen; + if (decay_changed) + { + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + long remain = n; + while (remain) + { + float* dlyrd = dlybuf1 + (irdphase & mask); + float* dlywr = dlybuf1 + (iwrphase & mask); + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + + if (irdphase < 0) + { + feedbk += nsmps * feedbk_slope; + dlyrd += nsmps; + for (int i = 0; i!= nsmps;++i) + { + ZXP(dlywr) = ZXP(nin); + ZXP(nout) = 0.f; + } + } + else + { + for (int i = 0; i!= nsmps;++i) + { + float value = ZXP(dlyrd); + ZXP(dlywr) = value * feedbk + ZXP(nin); + ZXP(nout) = value; + feedbk += feedbk_slope; + } + } + iwrphase += nsmps; + irdphase += nsmps; + } + m_feedbk = feedbk; + decay_changed=false; + } + else + { + long remain = n; + while (remain) + { + float* dlywr = dlybuf1 + (iwrphase & mask); + float* dlyrd = dlybuf1 + (irdphase & mask); + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + if (irdphase < 0) + { + for (int i = 0; i!= nsmps;++i) + { + ZXP(dlywr) = ZXP(nin); + ZXP(nout) = 0.f; + } + } + else + { + for (int i = 0; i!= nsmps;++i) + { + float value = ZXP(dlyrd); + ZXP(dlywr) = value * feedbk + ZXP(nin); + ZXP(nout) = value; + } + } + iwrphase += nsmps; + irdphase += nsmps; + } + + } + } + + m_iwrphase = iwrphase; + m_numoutput += n; + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void CombN_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if(delay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for(int i=0; i!= n;++i) + { + dsamp += dsamp_slope; + ++iwrphase; + long irdphase = iwrphase - (long)dsamp; + float value = dlybuf[irdphase & mask]; + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + feedbk += feedbk_slope; + + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long irdphase = iwrphase - (long)dsamp; + float* dlybuf1 = dlybuf - ZOFF; + float* dlyrd = dlybuf1 + (irdphase & mask); + float* dlywr = dlybuf1 + (iwrphase & mask); + float* dlyN = dlybuf1 + m_idelaylen; + + if(decay_changed) + { + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + long remain = n; + while (remain) + { + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + + for(int i=0; i!= nsmps;++i) + { + float value = ZXP(dlyrd); + ZXP(dlywr) = value * feedbk + ZXP(nin); + ZXP(nout) = value; + feedbk += feedbk_slope; + } + if (dlyrd == dlyN) dlyrd = dlybuf1; + if (dlywr == dlyN) dlywr = dlybuf1; + } + m_feedbk = feedbk; + decay_changed = false; + } + else + { + long remain = n; + while (remain) + { + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + + for (int i = 0; i!= nsmps; ++i) + { + float value = ZXP(dlyrd); + ZXP(dlywr) = value * feedbk + ZXP(nin); + ZXP(nout) = value; + } + if (dlyrd == dlyN) dlyrd = dlybuf1; + if (dlywr == dlyN) dlywr = dlybuf1; + } + + } + iwrphase += n; + + + } + m_iwrphase = iwrphase; +} + +/* todo: CombN for control rate ? */ diff --git a/sc4pd/source/DelayC.cpp b/sc4pd/source/DelayC.cpp new file mode 100644 index 0000000..50ab366 --- /dev/null +++ b/sc4pd/source/DelayC.cpp @@ -0,0 +1,287 @@ +/* sc4pd + DelayC~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Tom Cora: Halleluja, Anyway + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class DelayC_ar : private DelayUnit_ar +{ + FLEXT_HEADER(DelayC_ar,DelayUnit_ar); + + DelayC_ar (int argc, t_atom *argv); + ~DelayC_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + changed = false; + DelayUnit_Reset(); + } + + void m_set(float f) + { + m_delaytime=f; + changed = true; + } + +private: + bool changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("DelayC~",DelayC_ar); + +DelayC_ar::DelayC_ar (int argc, t_atom *argv) +{ + + FLEXT_ADDMETHOD_(0,"delaytime",m_set); + + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("2 arguments are needed"); + return; + } + + m_delaytime = sc_getfloatarg(Args,0); + m_maxdelaytime = sc_getfloatarg(Args,1); + + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +DelayC_ar::~DelayC_ar () +{ + DelayUnit_Dtor(); +} + +void DelayC_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + long mask = m_mask; + float d0, d1, d2, d3; + + if (changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + + dlybuf[iwrphase & mask] = ZXP(nin); + if (irdphase0 < 0) + { + ZXP(nout) = 0.f; + } + else + { + if (irdphase1 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + } + else if (irdphase2 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + } + else if (irdphase3 < 0) + { + d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + } + else + { + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + d3 = dlybuf[irdphase3 & mask]; + } + ZXP(nout) = cubicinterp(frac, d0, d1, d2, d3); + } + iwrphase++; + } + m_dsamp = dsamp; + changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + for (int i = 0; i!= n;++i) + { + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + + dlybuf[iwrphase & mask] = ZXP(nin); + if (irdphase0 < 0) + { + ZXP(nout) = 0.f; + } + else + { + if (irdphase1 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + } + else if (irdphase2 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + } + else if (irdphase3 < 0) + { + d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + } + else + { + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + d3 = dlybuf[irdphase3 & mask]; + } + ZXP(nout) = cubicinterp(frac, d0, d1, d2, d3); + } + iwrphase++; + } + } + + m_iwrphase = iwrphase; + + m_numoutput += n; + + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void DelayC_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + long mask = m_mask; + + if (changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + for (int i = 0; i!= n;++i) + { + dlybuf[iwrphase & mask] = ZXP(nin); + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + float d0 = dlybuf[irdphase0 & mask]; + float d1 = dlybuf[irdphase1 & mask]; + float d2 = dlybuf[irdphase2 & mask]; + float d3 = dlybuf[irdphase3 & mask]; + ZXP(nout) = cubicinterp(frac, d0, d1, d2, d3); + iwrphase++; + } + m_dsamp = dsamp; + changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + for (int i = 0; i!= n;++i) + { + dlybuf[iwrphase & mask] = ZXP(nin); + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + float d0 = dlybuf[irdphase0 & mask]; + float d1 = dlybuf[irdphase1 & mask]; + float d2 = dlybuf[irdphase2 & mask]; + float d3 = dlybuf[irdphase3 & mask]; + ZXP(nout) = cubicinterp(frac, d0, d1, d2, d3); + iwrphase++; + } + } + m_iwrphase = iwrphase; +} + +/* todo: DelayC for control rate ? */ diff --git a/sc4pd/source/DelayL.cpp b/sc4pd/source/DelayL.cpp new file mode 100644 index 0000000..46b5458 --- /dev/null +++ b/sc4pd/source/DelayL.cpp @@ -0,0 +1,236 @@ +/* sc4pd + DelayL~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Tom Cora: Halleluja, Anyway + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class DelayL_ar : private DelayUnit_ar +{ + FLEXT_HEADER(DelayL_ar,DelayUnit_ar); + + DelayL_ar (int argc, t_atom *argv); + ~DelayL_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + changed = false; + DelayUnit_Reset(); + } + + void m_set(float f) + { + m_delaytime=f; + changed = true; + } + +private: + bool changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("DelayL~",DelayL_ar); + +DelayL_ar::DelayL_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_set); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 2) + { + post("2 arguments are needed"); + return; + } + + m_delaytime = sc_getfloatarg(Args,0); + m_maxdelaytime = sc_getfloatarg(Args,1); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +DelayL_ar::~DelayL_ar () +{ + DelayUnit_Dtor(); +} + +void DelayL_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + long mask = m_mask; + + if (changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + + dlybuf[iwrphase & mask] = ZXP(nin); + if (irdphase < 0) + { + ZXP(nout) = 0.f; + } + else if (irdphaseb < 0) + { + float d1 = dlybuf[irdphase & mask]; + ZXP(nout) = d1 - frac * d1; + } + else + { + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + ZXP(nout) = lininterp(frac, d1, d2); + } + iwrphase++; + } + m_dsamp = dsamp; + changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + for (int i = 0; i!= n;++i) + { + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + + dlybuf[iwrphase & mask] = ZXP(nin); + if (irdphase < 0) + { + ZXP(nout) = 0.f; + } + else if (irdphaseb < 0) + { + float d1 = dlybuf[irdphase & mask]; + ZXP(nout) = d1 - frac * d1; + } + else + { + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + ZXP(nout) = lininterp(frac, d1, d2); + } + iwrphase++; + } + } + + m_iwrphase = iwrphase; + + m_numoutput += n; + + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void DelayL_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + long mask = m_mask; + + if (changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + for (int i = 0; i!= n;++i) + { + dlybuf[iwrphase & mask] = ZXP(nin); + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + ZXP(nout) = lininterp(frac, d1, d2); + iwrphase++; + } + m_dsamp = dsamp; + changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + for (int i = 0; i!= n;++i) + { + dlybuf[iwrphase & mask] = ZXP(nin); + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + ZXP(nout) = lininterp(frac, d1, d2); + iwrphase++; + } + + } + m_iwrphase = iwrphase; +} + +/* todo: DelayL for control rate ? */ diff --git a/sc4pd/source/DelayUnit.cpp b/sc4pd/source/DelayUnit.cpp index 5b11f96..45b05d5 100644 --- a/sc4pd/source/DelayUnit.cpp +++ b/sc4pd/source/DelayUnit.cpp @@ -30,8 +30,7 @@ http://www.parasitaere-kapazitaeten.net/ext SuperCollider by James McCartney http://www.audiosynth.com - - Coded while listening to: + Coded while listening to: */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 126cf50..79e67a9 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -60,7 +60,7 @@ void sc4pd_library_setup() " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" " Integrator(~), Decay~, Decay2~, Lag~, Lag2~, LinExp(~), " "DelayN~,\n" - " DelayL~, DelayC~" + " DelayL~, DelayC~, CombN~, CombL~" ); //initialize objects @@ -213,6 +213,10 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(DelayL_ar); FLEXT_DSP_SETUP(DelayC_ar); + + FLEXT_DSP_SETUP(CombN_ar); + + FLEXT_DSP_SETUP(CombL_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 656b72dd1a85069ad57351147553e07226a990b6 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 4 Aug 2004 18:23:15 +0000 Subject: some allpass delay lines svn path=/trunk/externals/tb/; revision=1909 --- sc4pd/source/AllpassC.cpp | 315 +++++++++++++++++++++++++++++++++++++++++ sc4pd/source/AllpassL.cpp | 276 ++++++++++++++++++++++++++++++++++++ sc4pd/source/AllpassN.cpp | 348 ++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 13 +- 4 files changed, 951 insertions(+), 1 deletion(-) create mode 100644 sc4pd/source/AllpassC.cpp create mode 100644 sc4pd/source/AllpassL.cpp create mode 100644 sc4pd/source/AllpassN.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/AllpassC.cpp b/sc4pd/source/AllpassC.cpp new file mode 100644 index 0000000..72c05f5 --- /dev/null +++ b/sc4pd/source/AllpassC.cpp @@ -0,0 +1,315 @@ +/* sc4pd + AllpassC~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Rashid Ali & Frank Lowe: Duo Exchange + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class AllpassC_ar : public FeedbackDelay_ar +{ + FLEXT_HEADER(AllpassC_ar,FeedbackDelay_ar); + + AllpassC_ar (int argc, t_atom *argv); + ~AllpassC_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + delay_changed = decay_changed = false; + FeedbackDelay_Reset(); + } + + void m_delay(float f) + { + m_delaytime=f; + delay_changed = true; + } + + void m_decay(float f) + { + m_decaytime=f; + decay_changed = true; + } + +private: + bool delay_changed, decay_changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_delay); + FLEXT_CALLBACK_F(m_decay); +}; + +FLEXT_LIB_DSP_V("AllpassC~",AllpassC_ar); + +AllpassC_ar::AllpassC_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_delay); + FLEXT_ADDMETHOD_(0,"decaytime",m_decay); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("3 arguments are needed"); + return; + } + + m_maxdelaytime = sc_getfloatarg(Args,0); + m_delaytime = sc_getfloatarg(Args,1); + m_decaytime = sc_getfloatarg(Args,2); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +AllpassC_ar::~AllpassC_ar () +{ + DelayUnit_Dtor(); +} + +void AllpassC_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + float d0, d1, d2, d3; + + if (delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + + if (irdphase0 < 0) + { + dlybuf[iwrphase & mask] = ZXP(nin); + ZXP(nout) = 0.f; + } + else + { + if (irdphase1 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + } + else if (irdphase2 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + } + else if (irdphase3 < 0) + { + d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + } + else + { + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + d3 = dlybuf[irdphase3 & mask]; + } + float value = cubicinterp(frac, d0, d1, d2, d3); + float dwr = ZXP(nin) + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + for (int i = 0; i!= n;++i) + { + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + + if (irdphase0 < 0) + { + dlybuf[iwrphase & mask] = ZXP(nin); + ZXP(nout) = 0.f; + } + else + { + if (irdphase1 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + } + else if (irdphase2 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + } + else if (irdphase3 < 0) + { + d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + } + else + { + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + d3 = dlybuf[irdphase3 & mask]; + } + float value = cubicinterp(frac, d0, d1, d2, d3); + float dwr = ZXP(nin) + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + iwrphase++; + } + } + + m_iwrphase = iwrphase; + m_numoutput += n; + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void AllpassC_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + float d0, d1, d2, d3; + + if(delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for(int i=0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + float d0 = dlybuf[irdphase0 & mask]; + float d1 = dlybuf[irdphase1 & mask]; + float d2 = dlybuf[irdphase2 & mask]; + float d3 = dlybuf[irdphase3 & mask]; + float value = cubicinterp(frac, d0, d1, d2, d3); + float dwr = ZXP(nin) + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + for(int i=0; i!= n;++i) + { + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + float d0 = dlybuf[irdphase0 & mask]; + float d1 = dlybuf[irdphase1 & mask]; + float d2 = dlybuf[irdphase2 & mask]; + float d3 = dlybuf[irdphase3 & mask]; + float value = cubicinterp(frac, d0, d1, d2, d3); + float dwr = ZXP(nin) + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + iwrphase++; + } + } + m_iwrphase = iwrphase; +} + +/* todo: AllpassC for control rate ? */ diff --git a/sc4pd/source/AllpassL.cpp b/sc4pd/source/AllpassL.cpp new file mode 100644 index 0000000..2353df3 --- /dev/null +++ b/sc4pd/source/AllpassL.cpp @@ -0,0 +1,276 @@ +/* sc4pd + AllpassL~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Rashid Ali & Frank Lowe: Duo Exchange + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class AllpassL_ar : public FeedbackDelay_ar +{ + FLEXT_HEADER(AllpassL_ar,FeedbackDelay_ar); + + AllpassL_ar (int argc, t_atom *argv); + ~AllpassL_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + delay_changed = decay_changed = false; + FeedbackDelay_Reset(); + } + + void m_delay(float f) + { + m_delaytime=f; + delay_changed = true; + } + + void m_decay(float f) + { + m_decaytime=f; + decay_changed = true; + } + +private: + bool delay_changed, decay_changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_delay); + FLEXT_CALLBACK_F(m_decay); +}; + +FLEXT_LIB_DSP_V("AllpassL~",AllpassL_ar); + +AllpassL_ar::AllpassL_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_delay); + FLEXT_ADDMETHOD_(0,"decaytime",m_decay); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("3 arguments are needed"); + return; + } + + m_maxdelaytime = sc_getfloatarg(Args,0); + m_delaytime = sc_getfloatarg(Args,1); + m_decaytime = sc_getfloatarg(Args,2); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +AllpassL_ar::~AllpassL_ar () +{ + DelayUnit_Dtor(); +} + +void AllpassL_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if (delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + + float zin = ZXP(nin); + if (irdphase < 0) + { + dlybuf[iwrphase & mask] = zin; + ZXP(nout) = - feedbk * zin; //check: probably a bug = 0? + } + else if (irdphaseb < 0) + { + float d1 = dlybuf[irdphase & mask]; + float value = d1 - frac * d1; + float dwr = zin + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + else + { + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + float dwr = zin + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + float zin = ZXP(nin); + for (int i = 0; i!= n;++i) + { + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + + float zin = ZXP(nin); + if (irdphase < 0) + { + dlybuf[iwrphase & mask] = zin; + ZXP(nout) = - feedbk * zin; + } + else if (irdphaseb < 0) + { + float d1 = dlybuf[irdphase & mask]; + float value = d1 - frac * d1; + float dwr = zin + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + else + { + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + float dwr = zin + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + iwrphase++; + } + } + + m_iwrphase = iwrphase; + m_numoutput += n; + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void AllpassL_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if(delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for(int i=0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + float dwr = ZXP(nin) + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + for(int i=0; i!= n;++i) + { + long irdphase = iwrphase - idsamp; + long irdphaseb = irdphase - 1; + float d1 = dlybuf[irdphase & mask]; + float d2 = dlybuf[irdphaseb & mask]; + float value = lininterp(frac, d1, d2); + float dwr = ZXP(nin) + feedbk * value; + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + iwrphase++; + } + } + m_iwrphase = iwrphase; +} + +/* todo: AllpassL for control rate ? */ diff --git a/sc4pd/source/AllpassN.cpp b/sc4pd/source/AllpassN.cpp new file mode 100644 index 0000000..a03130b --- /dev/null +++ b/sc4pd/source/AllpassN.cpp @@ -0,0 +1,348 @@ +/* sc4pd + AllpassN~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Efzeg: Boogie + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class AllpassN_ar : public FeedbackDelay_ar +{ + FLEXT_HEADER(AllpassN_ar,FeedbackDelay_ar); + + AllpassN_ar (int argc, t_atom *argv); + ~AllpassN_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + delay_changed = decay_changed = false; + FeedbackDelay_Reset(); + } + + void m_delay(float f) + { + m_delaytime=f; + delay_changed = true; + } + + void m_decay(float f) + { + m_decaytime=f; + decay_changed = true; + } + +private: + bool delay_changed, decay_changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_delay); + FLEXT_CALLBACK_F(m_decay); +}; + +FLEXT_LIB_DSP_V("AllpassN~",AllpassN_ar); + +AllpassN_ar::AllpassN_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_delay); + FLEXT_ADDMETHOD_(0,"decaytime",m_decay); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("3 arguments are needed"); + return; + } + + m_maxdelaytime = sc_getfloatarg(Args,0); + m_delaytime = sc_getfloatarg(Args,1); + m_decaytime = sc_getfloatarg(Args,2); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +AllpassN_ar::~AllpassN_ar () +{ + DelayUnit_Dtor(); +} + +void AllpassN_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if (delay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long irdphase = iwrphase - (long)dsamp; + + if (irdphase < 0) + { + float dwr = ZXP(nin); + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = -feedbk * dwr; + } + else + { + float value = dlybuf[irdphase & mask]; + float dwr = feedbk * value + ZXP(nin); + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + } + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long irdphase = iwrphase - (long)dsamp; + float* dlybuf1 = dlybuf - ZOFF; + float* dlyN = dlybuf1 + m_idelaylen; + if (decay_changed) + { + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + long remain = n; + while (remain) + { + float* dlywr = dlybuf1 + (iwrphase & mask); + float* dlyrd = dlybuf1 + (irdphase & mask); + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + if (irdphase < 0) + { + dlyrd += nsmps; + for (int i = 0; i!= nsmps;++i) + { + float dwr = ZXP(nin); + ZXP(dlywr) = dwr; + ZXP(nout) = -feedbk * dwr; + feedbk += feedbk_slope; + } + } + else + { + for (int i = 0; i!= nsmps;++i) + { + float x1 = ZXP(dlyrd); + float dwr = x1 * feedbk + ZXP(nin); + ZXP(dlywr) = dwr; + ZXP(nout) = x1 - feedbk * dwr; + feedbk += feedbk_slope; + } + } + iwrphase += nsmps; + irdphase += nsmps; + } + decay_changed=false; + } + else + { + long remain = n; + while (remain) + { + float* dlyrd = dlybuf1 + (irdphase & mask); + float* dlywr = dlybuf1 + (iwrphase & mask); + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + + if (irdphase < 0) + { + feedbk = -feedbk; + for (int i = 0; i!= nsmps;++i) + { + float dwr = ZXP(nin); + ZXP(dlywr) = dwr; + ZXP(nout) = feedbk * dwr; + } + feedbk = -feedbk; + } + else + { + for (int i = 0; i!= nsmps;++i) + { + float x1 = ZXP(dlyrd); + float dwr = x1 * feedbk + ZXP(nin); + ZXP(dlywr) = dwr; + ZXP(nout) = x1 - feedbk * dwr; + } + } + iwrphase += nsmps; + irdphase += nsmps; + } + m_feedbk = feedbk; + } + } + + m_iwrphase = iwrphase; + m_numoutput += n; + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void AllpassN_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + + if(delay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for(int i=0; i!= n;++i) + { + dsamp += dsamp_slope; + ++iwrphase; + long irdphase = iwrphase - (long)dsamp; + float value = dlybuf[irdphase & mask]; + float dwr = value * feedbk + ZXP(nin); + dlybuf[iwrphase & mask] = dwr; + ZXP(nout) = value - feedbk * dwr; + feedbk += feedbk_slope; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long irdphase = iwrphase - (long)dsamp; + float* dlybuf1 = dlybuf - ZOFF; + float* dlyrd = dlybuf1 + (irdphase & mask); + float* dlywr = dlybuf1 + (iwrphase & mask); + float* dlyN = dlybuf1 + m_idelaylen; + + if(decay_changed) + { + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + long remain = n; + while (remain) + { + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + + for(int i=0; i!= nsmps;++i) + { + float value = ZXP(dlyrd); + float dwr = value * feedbk + ZXP(nin); + ZXP(dlywr) = dwr; + ZXP(nout) = value - feedbk * dwr; + feedbk += feedbk_slope; + } + if (dlyrd == dlyN) dlyrd = dlybuf1; + if (dlywr == dlyN) dlywr = dlybuf1; + } + m_feedbk = feedbk; + decay_changed = false; + } + else + { + long remain = n; + while (remain) + { + long rdspace = dlyN - dlyrd; + long wrspace = dlyN - dlywr; + long nsmps = sc_min(rdspace, wrspace); + nsmps = sc_min(remain, nsmps); + remain -= nsmps; + + for (int i = 0; i!= nsmps; ++i) + { + float value = ZXP(dlyrd); + float dwr = value * feedbk + ZXP(nin); + ZXP(dlywr) = dwr; + ZXP(nout) = value - feedbk * dwr; + } + if (dlyrd == dlyN) dlyrd = dlybuf1; + if (dlywr == dlyN) dlywr = dlybuf1; + } + + } + iwrphase += n; + } + m_iwrphase = iwrphase; +} + +/* todo: AllpassN for control rate ? */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 79e67a9..77a620c 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -60,7 +60,10 @@ void sc4pd_library_setup() " sqrsum(~), absdif(~), LFSaw(~), LFPulse(~), Impulse(~),\n" " Integrator(~), Decay~, Decay2~, Lag~, Lag2~, LinExp(~), " "DelayN~,\n" - " DelayL~, DelayC~, CombN~, CombL~" + " DelayL~, DelayC~, CombN~, CombL~, CombC~, AllpassN~, " + "AllpassL~,\n" + " AllpassC~" + "\n" ); //initialize objects @@ -217,6 +220,14 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(CombN_ar); FLEXT_DSP_SETUP(CombL_ar); + + FLEXT_DSP_SETUP(CombC_ar); + + FLEXT_DSP_SETUP(AllpassN_ar); + + FLEXT_DSP_SETUP(AllpassL_ar); + + FLEXT_DSP_SETUP(AllpassC_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 7aeb7943f00f3331868fdefa082df504e4cd11cd Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Wed, 4 Aug 2004 18:50:54 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1910 --- sc4pd/source/CombC.cpp | 314 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 314 insertions(+) create mode 100644 sc4pd/source/CombC.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/CombC.cpp b/sc4pd/source/CombC.cpp new file mode 100644 index 0000000..bed7384 --- /dev/null +++ b/sc4pd/source/CombC.cpp @@ -0,0 +1,314 @@ +/* sc4pd + CombC~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Butcher/Charles/Doerner: The Contest Of Pleasures + +*/ + +#include "sc4pd.hpp" +#include "DelayUnit.hpp" + +class CombC_ar : public FeedbackDelay_ar +{ + FLEXT_HEADER(CombC_ar,FeedbackDelay_ar); + + CombC_ar (int argc, t_atom *argv); + ~CombC_ar (); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + delay_changed = decay_changed = false; + FeedbackDelay_Reset(); + } + + void m_delay(float f) + { + m_delaytime=f; + delay_changed = true; + } + + void m_decay(float f) + { + m_decaytime=f; + decay_changed = true; + } + +private: + bool delay_changed, decay_changed; + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_delay); + FLEXT_CALLBACK_F(m_decay); +}; + +FLEXT_LIB_DSP_V("CombC~",CombC_ar); + +CombC_ar::CombC_ar (int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"delaytime",m_delay); + FLEXT_ADDMETHOD_(0,"decaytime",m_decay); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count() != 3) + { + post("3 arguments are needed"); + return; + } + + m_maxdelaytime = sc_getfloatarg(Args,0); + m_delaytime = sc_getfloatarg(Args,1); + m_decaytime = sc_getfloatarg(Args,2); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + + AddOutSignal(); +} + +CombC_ar::~CombC_ar () +{ + DelayUnit_Dtor(); +} + +void CombC_ar::m_signal_z(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + float d0, d1, d2, d3; + + if (delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for (int i = 0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + + + if (irdphase0 < 0) + { + dlybuf[iwrphase & mask] = ZXP(nin); + ZXP(nout) = 0.f; + } + else + { + if (irdphase1 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + } + else if (irdphase2 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + } + else if (irdphase3 < 0) + { + d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + } + else + { + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + d3 = dlybuf[irdphase3 & mask]; + } + float value = cubicinterp(frac, d0, d1, d2, d3); + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + } + + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + for (int i = 0; i!= n;++i) + { + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + + if (irdphase0 < 0) + { + dlybuf[iwrphase & mask] = ZXP(nin); + ZXP(nout) = 0.f; + } + else + { + if (irdphase1 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + } + else if (irdphase2 < 0) + { + d1 = d2 = d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + } + else if (irdphase3 < 0) + { + d3 = 0.f; + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + } + else + { + d0 = dlybuf[irdphase0 & mask]; + d1 = dlybuf[irdphase1 & mask]; + d2 = dlybuf[irdphase2 & mask]; + d3 = dlybuf[irdphase3 & mask]; + } + float value = cubicinterp(frac, d0, d1, d2, d3); + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + } + iwrphase++; + } + } + + m_iwrphase = iwrphase; + m_numoutput += n; + if (m_numoutput >= m_idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_)); + } +} + +void CombC_ar::m_signal_(int n, t_sample *const *in, t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float *dlybuf = m_dlybuf; + long iwrphase = m_iwrphase; + float dsamp = m_dsamp; + float feedbk = m_feedbk; + long mask = m_mask; + float d0, d1, d2, d3; + + if(delay_changed || decay_changed) + { + float next_dsamp = CalcDelay(m_delaytime); + float dsamp_slope = CALCSLOPE(next_dsamp, dsamp); + + float next_feedbk = CalcFeedback(m_delaytime, m_decaytime); + float feedbk_slope = CALCSLOPE(next_feedbk, feedbk); + + for(int i=0; i!= n;++i) + { + dsamp += dsamp_slope; + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + float d0 = dlybuf[irdphase0 & mask]; + float d1 = dlybuf[irdphase1 & mask]; + float d2 = dlybuf[irdphase2 & mask]; + float d3 = dlybuf[irdphase3 & mask]; + float value = cubicinterp(frac, d0, d1, d2, d3); + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + feedbk += feedbk_slope; + iwrphase++; + } + m_feedbk = feedbk; + m_dsamp = dsamp; + delay_changed = decay_changed = false; + } + else + { + long idsamp = (long)dsamp; + float frac = dsamp - idsamp; + + for(int i=0; i!= n;++i) + { + long irdphase1 = iwrphase - idsamp; + long irdphase2 = irdphase1 - 1; + long irdphase3 = irdphase1 - 2; + long irdphase0 = irdphase1 + 1; + float d0 = dlybuf[irdphase0 & mask]; + float d1 = dlybuf[irdphase1 & mask]; + float d2 = dlybuf[irdphase2 & mask]; + float d3 = dlybuf[irdphase3 & mask]; + float value = cubicinterp(frac, d0, d1, d2, d3); + dlybuf[iwrphase & mask] = ZXP(nin) + feedbk * value; + ZXP(nout) = value; + iwrphase++; + } + } + m_iwrphase = iwrphase; +} + +/* todo: CombC for control rate ? */ -- cgit v1.2.1 From 305c08085dc742d591640f0078638b44878103be Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Fri, 6 Aug 2004 08:34:42 +0000 Subject: checkin of PitchShift~ svn path=/trunk/externals/tb/; revision=1911 --- sc4pd/source/PitchShift.cpp | 638 ++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 2 +- 2 files changed, 639 insertions(+), 1 deletion(-) create mode 100644 sc4pd/source/PitchShift.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/PitchShift.cpp b/sc4pd/source/PitchShift.cpp new file mode 100644 index 0000000..d182681 --- /dev/null +++ b/sc4pd/source/PitchShift.cpp @@ -0,0 +1,638 @@ +/* sc4pd + PitchShift~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ PitchShift~ -----------------------------*/ + +class PitchShift_ar + :public flext_dsp +{ + FLEXT_HEADER(PitchShift_ar,flext_dsp); + +public: + PitchShift_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_set_windowsize(float f) + { + m_windowsize = f; + } + + void m_set_pitchratio (float f) + { + m_pitchratio = f; + } + + void m_set_pitchdispersion (float f) + { + m_pitchdispersion = f; + } + + void m_set_timedispersion (float f) + { + m_timedispersion = f; + } + +private: + float m_windowsize, m_pitchratio,m_pitchdispersion,m_timedispersion; + RGen rgen; + + + float *m_dlybuf; + float m_dsamp1, m_dsamp1_slope, m_ramp1, m_ramp1_slope; + float m_dsamp2, m_dsamp2_slope, m_ramp2, m_ramp2_slope; + float m_dsamp3, m_dsamp3_slope, m_ramp3, m_ramp3_slope; + float m_dsamp4, m_dsamp4_slope, m_ramp4, m_ramp4_slope; + float m_fdelaylen, m_slope; + long m_iwrphase, m_idelaylen, m_mask; + long m_counter, m_stage, m_numoutput, m_framesize; + + DEFSIGCALL(m_signal_fun); + DEFSIGFUN(m_signal_); + DEFSIGFUN(m_signal_z); + + FLEXT_CALLBACK_F(m_set_windowsize); + FLEXT_CALLBACK_F(m_set_pitchratio); + FLEXT_CALLBACK_F(m_set_pitchdispersion); + FLEXT_CALLBACK_F(m_set_timedispersion); +}; + +FLEXT_LIB_DSP_V("PitchShift~",PitchShift_ar); + +PitchShift_ar::PitchShift_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"windowSize",m_set_windowsize); + FLEXT_ADDMETHOD_(0,"pitchRatio",m_set_pitchratio); + FLEXT_ADDMETHOD_(0,"pitchDispersion",m_set_pitchdispersion); + FLEXT_ADDMETHOD_(0,"timeDispersion",m_set_timedispersion); + + AtomList Args(argc,argv); + + if (Args.Count() != 4) + { + post("4 arguments needed"); + return; + } + m_windowsize = sc_getfloatarg(Args,0); + m_pitchratio = sc_getfloatarg(Args,1); + m_pitchdispersion = sc_getfloatarg(Args,2); + m_timedispersion = sc_getfloatarg(Args,3); + + rgen.init(timeseed()); + + AddOutSignal(); + + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); +} + +void PitchShift_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) +{ + /* initialization from PitchShift_Ctor(PitchShift *unit) */ + + long delaybufsize; + float /* *out, *in,*/ *dlybuf; + float winsize, pchratio; + float fdelaylen, slope; + long framesize, last; + + //out = ZOUT(0); + //in = ZIN(0); + pchratio = m_pitchratio; + winsize = m_windowsize; + + delaybufsize = (long)ceil(winsize * SAMPLERATE * 3.f + 3.f); + fdelaylen = delaybufsize - 3; + + delaybufsize = delaybufsize + BUFLENGTH; + delaybufsize = NEXTPOWEROFTWO(delaybufsize); // round up to next power of two + dlybuf = new float[delaybufsize]; + //(float*)RTAlloc(unit->mWorld, delaybufsize * sizeof(float)); + + *dlybuf = 0; + + m_dlybuf = dlybuf; + m_idelaylen = delaybufsize; + m_fdelaylen = fdelaylen; + m_iwrphase = 0; + m_numoutput = 0; + m_mask = last = (delaybufsize - 1); + + m_framesize = framesize = ((long)(winsize * SAMPLERATE) + 2) & ~3; + m_slope = slope = 2.f / framesize; + m_stage = 3; + m_counter = framesize >> 2; + m_ramp1 = 0.5; + m_ramp2 = 1.0; + m_ramp3 = 0.5; + m_ramp4 = 0.0; + + m_ramp1_slope = -slope; + m_ramp2_slope = -slope; + m_ramp3_slope = slope; + m_ramp4_slope = slope; + + dlybuf[last ] = 0.f; // put a few zeroes where we start the read heads + dlybuf[last-1] = 0.f; + dlybuf[last-2] = 0.f; + + m_numoutput = 0; + + // start all read heads 2 samples behind the write head + m_dsamp1 = m_dsamp2 = m_dsamp3 = m_dsamp4 = 2.f; + // pch ratio is initially zero for the read heads + m_dsamp1_slope = m_dsamp2_slope = m_dsamp3_slope = m_dsamp4_slope = 1.f; +} + + +void PitchShift_ar::m_signal_z(int n, t_sample *const *in, + t_sample *const *out) +{ + + float *nout, *nin, *dlybuf; + float disppchratio, pchratio, pchratio1, value; + float dsamp1, dsamp1_slope, ramp1, ramp1_slope; + float dsamp2, dsamp2_slope, ramp2, ramp2_slope; + float dsamp3, dsamp3_slope, ramp3, ramp3_slope; + float dsamp4, dsamp4_slope, ramp4, ramp4_slope; + float fdelaylen, d1, d2, frac, slope, samp_slope, startpos, + winsize, pchdisp, timedisp; + long remain, nsmps, idelaylen, irdphase, irdphaseb, iwrphase; + long mask, idsamp; + long counter, stage, framesize, numoutput; + + RGET; + + nout = *out; + nin = *in; + + pchratio = m_pitchratio; + winsize = m_windowsize; + pchdisp = m_pitchdispersion; + timedisp = m_timedispersion; + timedisp = sc_clip(timedisp, 0.f, winsize) * SAMPLERATE; + + dlybuf = m_dlybuf; + fdelaylen = m_fdelaylen; + idelaylen = m_idelaylen; + iwrphase = m_iwrphase; + numoutput = m_numoutput; + + counter = m_counter; + stage = m_stage; + mask = m_mask; + framesize = m_framesize; + + dsamp1 = m_dsamp1; + dsamp2 = m_dsamp2; + dsamp3 = m_dsamp3; + dsamp4 = m_dsamp4; + + dsamp1_slope = m_dsamp1_slope; + dsamp2_slope = m_dsamp2_slope; + dsamp3_slope = m_dsamp3_slope; + dsamp4_slope = m_dsamp4_slope; + + ramp1 = m_ramp1; + ramp2 = m_ramp2; + ramp3 = m_ramp3; + ramp4 = m_ramp4; + + ramp1_slope = m_ramp1_slope; + ramp2_slope = m_ramp2_slope; + ramp3_slope = m_ramp3_slope; + ramp4_slope = m_ramp4_slope; + + slope = m_slope; + + remain = n; + while (remain) + { + if (counter <= 0) + { + counter = framesize >> 2; + m_stage = stage = (stage + 1) & 3; + disppchratio = pchratio; + if (pchdisp != 0.f) + { + disppchratio += (pchdisp * frand2(s1,s2,s3)); + } + disppchratio = sc_clip(disppchratio, 0.f, 4.f); + pchratio1 = disppchratio - 1.f; + samp_slope = -pchratio1; + startpos = pchratio1 < 0.f ? 2.f : framesize * pchratio1 + 2.f; + startpos += (timedisp * frand(s1,s2,s3)); + switch(stage) + { + case 0 : + m_dsamp1_slope = dsamp1_slope = samp_slope; + dsamp1 = startpos; + ramp1 = 0.0; + m_ramp1_slope = ramp1_slope = slope; + m_ramp3_slope = ramp3_slope = -slope; + break; + case 1 : + m_dsamp2_slope = dsamp2_slope = samp_slope; + dsamp2 = startpos; + ramp2 = 0.0; + m_ramp2_slope = ramp2_slope = slope; + m_ramp4_slope = ramp4_slope = -slope; + break; + case 2 : + m_dsamp3_slope = dsamp3_slope = samp_slope; + dsamp3 = startpos; + ramp3 = 0.0; + m_ramp3_slope = ramp3_slope = slope; + m_ramp1_slope = ramp1_slope = -slope; + break; + case 3 : + m_dsamp4_slope = dsamp4_slope = samp_slope; + dsamp4 = startpos; + ramp4 = 0.0; + m_ramp2_slope = ramp2_slope = -slope; + m_ramp4_slope = ramp4_slope = slope; + break; + } + } + nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + while (nsmps--) { + numoutput++; + iwrphase = (iwrphase + 1) & mask; + + dsamp1 += dsamp1_slope; + idsamp = (long)dsamp1; + frac = dsamp1 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + if (numoutput < idelaylen) + { + if (irdphase > iwrphase) + { + value = 0.f; + } + else if (irdphaseb > iwrphase) + { + d1 = dlybuf[irdphase]; + value = (d1 - frac * d1) * ramp1; + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value = (d1 + frac * (d2 - d1)) * ramp1; + } + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value = (d1 + frac * (d2 - d1)) * ramp1; + } + ramp1 += ramp1_slope; + + dsamp2 += dsamp2_slope; + idsamp = (long)dsamp2; + frac = dsamp2 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + if (numoutput < idelaylen) + { + if (irdphase > iwrphase) + { + //value += 0.f; + } + else if (irdphaseb > iwrphase) + { + d1 = dlybuf[irdphase]; + value += (d1 - frac * d1) * ramp2; + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp2; + + } + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp2; + } + ramp2 += ramp2_slope; + + dsamp3 += dsamp3_slope; + idsamp = (long)dsamp3; + frac = dsamp3 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + if (numoutput < idelaylen) + { + if (irdphase > iwrphase) + { + //value += 0.f; + } + else if (irdphaseb > iwrphase) + { + d1 = dlybuf[irdphase]; + value += (d1 - frac * d1) * ramp3; + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp3; + } + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp3; + } + ramp3 += ramp3_slope; + + dsamp4 += dsamp4_slope; + idsamp = (long)dsamp4; + frac = dsamp4 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + + if (numoutput < idelaylen) + { + if (irdphase > iwrphase) + { + //value += 0.f; + } else if (irdphaseb > iwrphase) { + d1 = dlybuf[irdphase]; + value += (d1 - frac * d1) * ramp4; + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp4; + } + } + else + { + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp4; + } + ramp4 += ramp4_slope; + + dlybuf[iwrphase] = ZXP(nin); + ZXP(nout) = value *= 0.5; + } + } + + m_counter = counter; + m_stage = stage; + m_mask = mask; + + m_dsamp1 = dsamp1; + m_dsamp2 = dsamp2; + m_dsamp3 = dsamp3; + m_dsamp4 = dsamp4; + + m_ramp1 = ramp1; + m_ramp2 = ramp2; + m_ramp3 = ramp3; + m_ramp4 = ramp4; + + m_numoutput = numoutput; + m_iwrphase = iwrphase; + + if (numoutput >= idelaylen) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_z)); + } + RPUT; +} + +void PitchShift_ar::m_signal_(int n, t_sample *const *in, + t_sample *const *out) +{ + float *nout, *nin, *dlybuf; + float disppchratio, pchratio, pchratio1, value; + float dsamp1, dsamp1_slope, ramp1, ramp1_slope; + float dsamp2, dsamp2_slope, ramp2, ramp2_slope; + float dsamp3, dsamp3_slope, ramp3, ramp3_slope; + float dsamp4, dsamp4_slope, ramp4, ramp4_slope; + float fdelaylen, d1, d2, frac, slope, samp_slope, startpos, + winsize, pchdisp, timedisp; + long remain, nsmps, idelaylen, irdphase, irdphaseb, iwrphase, mask, idsamp; + long counter, stage, framesize; + + RGET; + + nout = *out; + nin = *in; + + pchratio = m_pitchratio; + winsize = m_windowsize; + pchdisp = m_pitchdispersion; + timedisp = m_timedispersion; + + timedisp = sc_clip(timedisp, 0.f, winsize) * SAMPLERATE; + + dlybuf = m_dlybuf; + fdelaylen = m_fdelaylen; + idelaylen = m_idelaylen; + iwrphase = m_iwrphase; + + counter = m_counter; + stage = m_stage; + mask = m_mask; + framesize = m_framesize; + + dsamp1 = m_dsamp1; + dsamp2 = m_dsamp2; + dsamp3 = m_dsamp3; + dsamp4 = m_dsamp4; + + dsamp1_slope = m_dsamp1_slope; + dsamp2_slope = m_dsamp2_slope; + dsamp3_slope = m_dsamp3_slope; + dsamp4_slope = m_dsamp4_slope; + + ramp1 = m_ramp1; + ramp2 = m_ramp2; + ramp3 = m_ramp3; + ramp4 = m_ramp4; + + ramp1_slope = m_ramp1_slope; + ramp2_slope = m_ramp2_slope; + ramp3_slope = m_ramp3_slope; + ramp4_slope = m_ramp4_slope; + + slope = m_slope; + + remain = n; + while (remain) + { + if (counter <= 0) + { + counter = framesize >> 2; + m_stage = stage = (stage + 1) & 3; + disppchratio = pchratio; + if (pchdisp != 0.f) + { + disppchratio += (pchdisp * frand2(s1,s2,s3)); + } + disppchratio = sc_clip(disppchratio, 0.f, 4.f); + pchratio1 = disppchratio - 1.f; + samp_slope = -pchratio1; + startpos = pchratio1 < 0.f ? 2.f : framesize * pchratio1 + 2.f; + startpos += (timedisp * frand(s1,s2,s3)); + switch(stage) + { + case 0 : + m_dsamp1_slope = dsamp1_slope = samp_slope; + dsamp1 = startpos; + ramp1 = 0.0; + m_ramp1_slope = ramp1_slope = slope; + m_ramp3_slope = ramp3_slope = -slope; + break; + case 1 : + m_dsamp2_slope = dsamp2_slope = samp_slope; + dsamp2 = startpos; + ramp2 = 0.0; + m_ramp2_slope = ramp2_slope = slope; + m_ramp4_slope = ramp4_slope = -slope; + break; + case 2 : + m_dsamp3_slope = dsamp3_slope = samp_slope; + dsamp3 = startpos; + ramp3 = 0.0; + m_ramp3_slope = ramp3_slope = slope; + m_ramp1_slope = ramp1_slope = -slope; + break; + case 3 : + m_dsamp4_slope = dsamp4_slope = samp_slope; + dsamp4 = startpos; + ramp4 = 0.0; + m_ramp2_slope = ramp2_slope = -slope; + m_ramp4_slope = ramp4_slope = slope; + break; + } + } + + nsmps = sc_min(remain, counter); + remain -= nsmps; + counter -= nsmps; + + for (int i = 0; i!= nsmps;++i) + { + iwrphase = (iwrphase + 1) & mask; + + dsamp1 += dsamp1_slope; + idsamp = (long)dsamp1; + frac = dsamp1 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value = (d1 + frac * (d2 - d1)) * ramp1; + ramp1 += ramp1_slope; + + dsamp2 += dsamp2_slope; + idsamp = (long)dsamp2; + frac = dsamp2 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp2; + ramp2 += ramp2_slope; + + dsamp3 += dsamp3_slope; + idsamp = (long)dsamp3; + frac = dsamp3 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp3; + ramp3 += ramp3_slope; + + dsamp4 += dsamp4_slope; + idsamp = (long)dsamp4; + frac = dsamp4 - idsamp; + irdphase = (iwrphase - idsamp) & mask; + irdphaseb = (irdphase - 1) & mask; + d1 = dlybuf[irdphase]; + d2 = dlybuf[irdphaseb]; + value += (d1 + frac * (d2 - d1)) * ramp4; + ramp4 += ramp4_slope; + + dlybuf[iwrphase] = ZXP(nin); + ZXP(nout) = value *= 0.5; + } + } + + m_counter = counter; + + m_dsamp1 = dsamp1; + m_dsamp2 = dsamp2; + m_dsamp3 = dsamp3; + m_dsamp4 = dsamp4; + + m_ramp1 = ramp1; + m_ramp2 = ramp2; + m_ramp3 = ramp3; + m_ramp4 = ramp4; + + m_iwrphase = iwrphase; + + RPUT; +} + + +/* todo: does a control rate PitchShift make sense? */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 77a620c..332afa8 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -62,7 +62,7 @@ void sc4pd_library_setup() "DelayN~,\n" " DelayL~, DelayC~, CombN~, CombL~, CombC~, AllpassN~, " "AllpassL~,\n" - " AllpassC~" + " AllpassC~, PitchShift~" "\n" ); -- cgit v1.2.1 From 89f570e5ebeab979202acf679974bafd05072692 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sat, 7 Aug 2004 14:01:31 +0000 Subject: sc4pd_dsp class and other changes svn path=/trunk/externals/tb/; revision=1912 --- sc4pd/source/BrownNoise.cpp | 4 +-- sc4pd/source/ClipNoise.cpp | 4 +-- sc4pd/source/Crackle.cpp | 4 +-- sc4pd/source/Decay.cpp | 4 +-- sc4pd/source/Decay2.cpp | 4 +-- sc4pd/source/DelayUnit.cpp | 4 +-- sc4pd/source/DelayUnit.hpp | 6 +++-- sc4pd/source/Dust.cpp | 4 +-- sc4pd/source/Dust2.cpp | 4 +-- sc4pd/source/ExpRand.cpp | 4 +-- sc4pd/source/GrayNoise.cpp | 4 +-- sc4pd/source/Hasher.cpp | 6 ++--- sc4pd/source/IRand.cpp | 4 +-- sc4pd/source/Impulse.cpp | 4 +-- sc4pd/source/Integrator.cpp | 4 +-- sc4pd/source/LFClipNoise.cpp | 4 +-- sc4pd/source/LFNoise0.cpp | 4 +-- sc4pd/source/LFNoise1.cpp | 4 +-- sc4pd/source/LFNoise2.cpp | 4 +-- sc4pd/source/LFPulse.cpp | 4 +-- sc4pd/source/LFSaw.cpp | 4 +-- sc4pd/source/Lag.cpp | 4 +-- sc4pd/source/Lag2.cpp | 4 +-- sc4pd/source/Lag3.cpp | 4 +-- sc4pd/source/Latoocarfian.cpp | 4 +-- sc4pd/source/LinCong.cpp | 4 +-- sc4pd/source/LinExp.cpp | 4 +-- sc4pd/source/LinRand.cpp | 4 +-- sc4pd/source/Logistic.cpp | 4 +-- sc4pd/source/MantissaMask.cpp | 6 ++--- sc4pd/source/Median.cpp | 8 +++--- sc4pd/source/NRand.cpp | 4 +-- sc4pd/source/PinkNoise.cpp | 4 +-- sc4pd/source/PitchShift.cpp | 37 ++++++++++---------------- sc4pd/source/Rand.cpp | 4 +-- sc4pd/source/TExpRand.cpp | 4 +-- sc4pd/source/TIRand.cpp | 4 +-- sc4pd/source/TRand.cpp | 4 +-- sc4pd/source/WhiteNoise.cpp | 4 +-- sc4pd/source/absdif.cpp | 4 +-- sc4pd/source/amclip.cpp | 4 +-- sc4pd/source/difsqr.cpp | 4 +-- sc4pd/source/excess.cpp | 4 +-- sc4pd/source/hypot.cpp | 4 +-- sc4pd/source/main.cpp | 9 ++++++- sc4pd/source/ring1.cpp | 4 +-- sc4pd/source/ring2.cpp | 4 +-- sc4pd/source/ring3.cpp | 4 +-- sc4pd/source/ring4.cpp | 4 +-- sc4pd/source/sc4pd.hpp | 61 +++++++++++++++++++++++++++++++++++++++---- sc4pd/source/scaleneg.cpp | 4 +-- sc4pd/source/sqrdif.cpp | 4 +-- sc4pd/source/sqrsum.cpp | 4 +-- sc4pd/source/sumsqr.cpp | 4 +-- 54 files changed, 186 insertions(+), 135 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/BrownNoise.cpp b/sc4pd/source/BrownNoise.cpp index ad8a275..316ee42 100644 --- a/sc4pd/source/BrownNoise.cpp +++ b/sc4pd/source/BrownNoise.cpp @@ -40,9 +40,9 @@ /* ------------------------ BrownNoise~ -------------------------------*/ class BrownNoise_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(BrownNoise_ar,flext_dsp); + FLEXT_HEADER(BrownNoise_ar,sc4pd_dsp); public: BrownNoise_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/ClipNoise.cpp b/sc4pd/source/ClipNoise.cpp index 32d8c94..39c0d61 100644 --- a/sc4pd/source/ClipNoise.cpp +++ b/sc4pd/source/ClipNoise.cpp @@ -41,9 +41,9 @@ /* ------------------------ ClipNoise~ -------------------------------*/ class ClipNoise_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(ClipNoise_ar,flext_dsp); + FLEXT_HEADER(ClipNoise_ar,sc4pd_dsp); public: ClipNoise_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Crackle.cpp b/sc4pd/source/Crackle.cpp index a013a1a..8f6c28f 100644 --- a/sc4pd/source/Crackle.cpp +++ b/sc4pd/source/Crackle.cpp @@ -40,9 +40,9 @@ /* ------------------------ Crackle~ -------------------------------*/ class Crackle_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Crackle_ar,flext_dsp); + FLEXT_HEADER(Crackle_ar,sc4pd_dsp); public: Crackle_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Decay.cpp b/sc4pd/source/Decay.cpp index 467611c..c11a7a8 100644 --- a/sc4pd/source/Decay.cpp +++ b/sc4pd/source/Decay.cpp @@ -41,9 +41,9 @@ /* ------------------------ Decay~ -----------------------------*/ class Decay_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Decay_ar,flext_dsp); + FLEXT_HEADER(Decay_ar,sc4pd_dsp); public: Decay_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/Decay2.cpp b/sc4pd/source/Decay2.cpp index 001eb31..a78a180 100644 --- a/sc4pd/source/Decay2.cpp +++ b/sc4pd/source/Decay2.cpp @@ -41,9 +41,9 @@ /* ------------------------ Decay2~ -----------------------------*/ class Decay2_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Decay2_ar,flext_dsp); + FLEXT_HEADER(Decay2_ar,sc4pd_dsp); public: Decay2_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/DelayUnit.cpp b/sc4pd/source/DelayUnit.cpp index 45b05d5..bbd5a2d 100644 --- a/sc4pd/source/DelayUnit.cpp +++ b/sc4pd/source/DelayUnit.cpp @@ -30,12 +30,12 @@ http://www.parasitaere-kapazitaeten.net/ext SuperCollider by James McCartney http://www.audiosynth.com - Coded while listening to: + Coded while listening to: */ -#include "sc4pd.hpp" +// #include "sc4pd.hpp" #include "DelayUnit.hpp" void DelayUnit_ar::DelayUnit_AllocDelayLine() diff --git a/sc4pd/source/DelayUnit.hpp b/sc4pd/source/DelayUnit.hpp index a15a8c3..e9db066 100644 --- a/sc4pd/source/DelayUnit.hpp +++ b/sc4pd/source/DelayUnit.hpp @@ -37,9 +37,11 @@ #include "sc4pd.hpp" -class DelayUnit_ar : public flext_dsp +class DelayUnit_ar + : public sc4pd_dsp { - FLEXT_HEADER(DelayUnit_ar, flext_dsp); + FLEXT_HEADER(DelayUnit_ar,sc4pd_dsp); + public: /* functions */ void DelayUnit_AllocDelayLine(); diff --git a/sc4pd/source/Dust.cpp b/sc4pd/source/Dust.cpp index c44572e..f7b27a1 100644 --- a/sc4pd/source/Dust.cpp +++ b/sc4pd/source/Dust.cpp @@ -39,9 +39,9 @@ /* ------------------------ Dust~ -------------------------------------*/ class Dust_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Dust_ar,flext_dsp); + FLEXT_HEADER(Dust_ar,sc4pd_dsp); public: Dust_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Dust2.cpp b/sc4pd/source/Dust2.cpp index 19013ee..2db7981 100644 --- a/sc4pd/source/Dust2.cpp +++ b/sc4pd/source/Dust2.cpp @@ -40,9 +40,9 @@ /* ------------------------ Dust2~ -------------------------------------*/ class Dust2_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Dust2_ar,flext_dsp); + FLEXT_HEADER(Dust2_ar,sc4pd_dsp); public: Dust2_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/ExpRand.cpp b/sc4pd/source/ExpRand.cpp index 9f1f4a7..a08f6fa 100644 --- a/sc4pd/source/ExpRand.cpp +++ b/sc4pd/source/ExpRand.cpp @@ -40,9 +40,9 @@ /* ------------------------ ExpRand~ -------------------------------*/ class ExpRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(ExpRand_ar,flext_dsp); + FLEXT_HEADER(ExpRand_ar,sc4pd_dsp); public: ExpRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/GrayNoise.cpp b/sc4pd/source/GrayNoise.cpp index 4fa7b23..b9c3e40 100644 --- a/sc4pd/source/GrayNoise.cpp +++ b/sc4pd/source/GrayNoise.cpp @@ -40,9 +40,9 @@ /* ------------------------ GrayNoise~ -------------------------------*/ class GrayNoise_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(GrayNoise_ar,flext_dsp); + FLEXT_HEADER(GrayNoise_ar,sc4pd_dsp); public: GrayNoise_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Hasher.cpp b/sc4pd/source/Hasher.cpp index 8c43c8c..1fc8085 100644 --- a/sc4pd/source/Hasher.cpp +++ b/sc4pd/source/Hasher.cpp @@ -35,14 +35,14 @@ */ -#include "support.hpp" +#include "sc4pd.hpp" /* ------------------------ Hasher~ -----------------------------------*/ class Hasher_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Hasher_ar,flext_dsp); + FLEXT_HEADER(Hasher_ar,sc4pd_dsp); public: Hasher_ar(); diff --git a/sc4pd/source/IRand.cpp b/sc4pd/source/IRand.cpp index 18cf125..8b5c723 100644 --- a/sc4pd/source/IRand.cpp +++ b/sc4pd/source/IRand.cpp @@ -40,9 +40,9 @@ /* ------------------------ IRand~ -------------------------------*/ class IRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(IRand_ar,flext_dsp); + FLEXT_HEADER(IRand_ar,sc4pd_dsp); public: IRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Impulse.cpp b/sc4pd/source/Impulse.cpp index dbb07e2..86ca165 100644 --- a/sc4pd/source/Impulse.cpp +++ b/sc4pd/source/Impulse.cpp @@ -41,9 +41,9 @@ /* ------------------------ Impulse~ -------------------------------*/ class Impulse_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Impulse_ar,flext_dsp); + FLEXT_HEADER(Impulse_ar,sc4pd_dsp); public: Impulse_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Integrator.cpp b/sc4pd/source/Integrator.cpp index 97d2766..85253ee 100644 --- a/sc4pd/source/Integrator.cpp +++ b/sc4pd/source/Integrator.cpp @@ -40,9 +40,9 @@ /* ------------------------ Integrator~ -----------------------------*/ class Integrator_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Integrator_ar,flext_dsp); + FLEXT_HEADER(Integrator_ar,sc4pd_dsp); public: Integrator_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/LFClipNoise.cpp b/sc4pd/source/LFClipNoise.cpp index 60f5049..1583431 100644 --- a/sc4pd/source/LFClipNoise.cpp +++ b/sc4pd/source/LFClipNoise.cpp @@ -41,9 +41,9 @@ /* ------------------------ LFClipNoise~ -------------------------------*/ class LFClipNoise_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LFClipNoise_ar,flext_dsp); + FLEXT_HEADER(LFClipNoise_ar,sc4pd_dsp); public: LFClipNoise_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LFNoise0.cpp b/sc4pd/source/LFNoise0.cpp index a548e9e..9ee9ff6 100644 --- a/sc4pd/source/LFNoise0.cpp +++ b/sc4pd/source/LFNoise0.cpp @@ -41,9 +41,9 @@ /* ------------------------ LFNoise0~ -------------------------------*/ class LFNoise0_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LFNoise0_ar,flext_dsp); + FLEXT_HEADER(LFNoise0_ar,sc4pd_dsp); public: LFNoise0_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LFNoise1.cpp b/sc4pd/source/LFNoise1.cpp index d80b55b..c164942 100644 --- a/sc4pd/source/LFNoise1.cpp +++ b/sc4pd/source/LFNoise1.cpp @@ -41,9 +41,9 @@ /* ------------------------ LFNoise1~ -------------------------------*/ class LFNoise1_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LFNoise1_ar,flext_dsp); + FLEXT_HEADER(LFNoise1_ar,sc4pd_dsp); public: LFNoise1_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LFNoise2.cpp b/sc4pd/source/LFNoise2.cpp index 891a0f3..3b1fd37 100644 --- a/sc4pd/source/LFNoise2.cpp +++ b/sc4pd/source/LFNoise2.cpp @@ -41,9 +41,9 @@ /* ------------------------ LFNoise2~ -------------------------------*/ class LFNoise2_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LFNoise2_ar,flext_dsp); + FLEXT_HEADER(LFNoise2_ar,sc4pd_dsp); public: LFNoise2_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LFPulse.cpp b/sc4pd/source/LFPulse.cpp index 020fb57..ad16e65 100644 --- a/sc4pd/source/LFPulse.cpp +++ b/sc4pd/source/LFPulse.cpp @@ -41,9 +41,9 @@ /* ------------------------ LFPulse~ -------------------------------*/ class LFPulse_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LFPulse_ar,flext_dsp); + FLEXT_HEADER(LFPulse_ar,sc4pd_dsp); public: LFPulse_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LFSaw.cpp b/sc4pd/source/LFSaw.cpp index c442a89..0e406d0 100644 --- a/sc4pd/source/LFSaw.cpp +++ b/sc4pd/source/LFSaw.cpp @@ -41,9 +41,9 @@ /* ------------------------ LFSaw~ -------------------------------*/ class LFSaw_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LFSaw_ar,flext_dsp); + FLEXT_HEADER(LFSaw_ar,sc4pd_dsp); public: LFSaw_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Lag.cpp b/sc4pd/source/Lag.cpp index 81482a8..5daf6d1 100644 --- a/sc4pd/source/Lag.cpp +++ b/sc4pd/source/Lag.cpp @@ -40,9 +40,9 @@ /* ------------------------ Lag~ -----------------------------*/ class Lag_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Lag_ar,flext_dsp); + FLEXT_HEADER(Lag_ar,sc4pd_dsp); public: Lag_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/Lag2.cpp b/sc4pd/source/Lag2.cpp index 2e3096b..dc85fcb 100644 --- a/sc4pd/source/Lag2.cpp +++ b/sc4pd/source/Lag2.cpp @@ -40,9 +40,9 @@ /* ------------------------ Lag2~ -----------------------------*/ class Lag2_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Lag2_ar,flext_dsp); + FLEXT_HEADER(Lag2_ar,sc4pd_dsp); public: Lag2_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/Lag3.cpp b/sc4pd/source/Lag3.cpp index bedd625..8865555 100644 --- a/sc4pd/source/Lag3.cpp +++ b/sc4pd/source/Lag3.cpp @@ -40,9 +40,9 @@ /* ------------------------ Lag3~ -----------------------------*/ class Lag3_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Lag3_ar,flext_dsp); + FLEXT_HEADER(Lag3_ar,sc4pd_dsp); public: Lag3_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/Latoocarfian.cpp b/sc4pd/source/Latoocarfian.cpp index 3fdb0b2..1e20632 100644 --- a/sc4pd/source/Latoocarfian.cpp +++ b/sc4pd/source/Latoocarfian.cpp @@ -41,9 +41,9 @@ /* ------------------------ Latoocarfian~ -------------------------------*/ class Latoocarfian_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Latoocarfian_ar,flext_dsp); + FLEXT_HEADER(Latoocarfian_ar,sc4pd_dsp); public: Latoocarfian_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LinCong.cpp b/sc4pd/source/LinCong.cpp index 4f0b327..fdead9c 100644 --- a/sc4pd/source/LinCong.cpp +++ b/sc4pd/source/LinCong.cpp @@ -41,9 +41,9 @@ /* ------------------------ LinCong~ -------------------------------*/ class LinCong_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LinCong_ar,flext_dsp); + FLEXT_HEADER(LinCong_ar,sc4pd_dsp); public: LinCong_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/LinExp.cpp b/sc4pd/source/LinExp.cpp index 6be19f3..69e9e0a 100644 --- a/sc4pd/source/LinExp.cpp +++ b/sc4pd/source/LinExp.cpp @@ -42,9 +42,9 @@ /* ------------------------ LinExp~ -----------------------------*/ class LinExp_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(LinExp_ar,flext_dsp); + FLEXT_HEADER(LinExp_ar,sc4pd_dsp); public: LinExp_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/LinRand.cpp b/sc4pd/source/LinRand.cpp index f5acb00..80266f1 100644 --- a/sc4pd/source/LinRand.cpp +++ b/sc4pd/source/LinRand.cpp @@ -41,9 +41,9 @@ /* ------------------------ LinRand~ -------------------------------*/ class LinRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(LinRand_ar,flext_dsp); + FLEXT_HEADER(LinRand_ar,sc4pd_dsp); public: LinRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/Logistic.cpp b/sc4pd/source/Logistic.cpp index 89c6c2e..a956fda 100644 --- a/sc4pd/source/Logistic.cpp +++ b/sc4pd/source/Logistic.cpp @@ -41,9 +41,9 @@ /* ------------------------ Logistic~ -------------------------------*/ class Logistic_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Logistic_ar,flext_dsp); + FLEXT_HEADER(Logistic_ar,sc4pd_dsp); public: Logistic_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/MantissaMask.cpp b/sc4pd/source/MantissaMask.cpp index dfbf605..c7c70c2 100644 --- a/sc4pd/source/MantissaMask.cpp +++ b/sc4pd/source/MantissaMask.cpp @@ -35,14 +35,14 @@ */ -#include "support.hpp" +#include "sc4pd.hpp" /* ------------------------ MantissaMask~ -----------------------------*/ class MantissaMask_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(MantissaMask_ar,flext_dsp); + FLEXT_HEADER(MantissaMask_ar,sc4pd_dsp); public: MantissaMask_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/Median.cpp b/sc4pd/source/Median.cpp index f15ce63..f89f934 100644 --- a/sc4pd/source/Median.cpp +++ b/sc4pd/source/Median.cpp @@ -107,9 +107,9 @@ inline float median_shared::Insert(float value) /* ------------------------ Median~ -----------------------------------*/ class Median_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Median_ar,flext_dsp); + FLEXT_HEADER(Median_ar,sc4pd_dsp); public: Median_ar(int argc, t_atom * argv); @@ -166,9 +166,9 @@ void Median_ar::m_signal(int n, t_sample *const *in, t_sample *const *out) /* ------------------------ Median ------------------------------------*/ class Median_kr - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(Median_kr,flext_dsp); + FLEXT_HEADER(Median_kr,sc4pd_dsp); public: Median_kr(int argc, t_atom * argv); diff --git a/sc4pd/source/NRand.cpp b/sc4pd/source/NRand.cpp index 84a4374..e91ad71 100644 --- a/sc4pd/source/NRand.cpp +++ b/sc4pd/source/NRand.cpp @@ -41,9 +41,9 @@ /* ------------------------ NRand~ -------------------------------*/ class NRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(NRand_ar,flext_dsp); + FLEXT_HEADER(NRand_ar,sc4pd_dsp); public: NRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/PinkNoise.cpp b/sc4pd/source/PinkNoise.cpp index 513d02a..296f383 100644 --- a/sc4pd/source/PinkNoise.cpp +++ b/sc4pd/source/PinkNoise.cpp @@ -40,9 +40,9 @@ /* ------------------------ PinkNoise~ -------------------------------*/ class PinkNoise_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(PinkNoise_ar,flext_dsp); + FLEXT_HEADER(PinkNoise_ar,sc4pd_dsp); public: PinkNoise_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/PitchShift.cpp b/sc4pd/source/PitchShift.cpp index d182681..8a3f265 100644 --- a/sc4pd/source/PitchShift.cpp +++ b/sc4pd/source/PitchShift.cpp @@ -31,7 +31,7 @@ SuperCollider by James McCartney http://www.audiosynth.com - Coded while listening to: + Coded while listening to: Bernhard Lang: Differenz / Wiederholung 2 */ @@ -40,9 +40,9 @@ /* ------------------------ PitchShift~ -----------------------------*/ class PitchShift_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(PitchShift_ar,flext_dsp); + FLEXT_HEADER(PitchShift_ar,sc4pd_dsp); public: PitchShift_ar(int argc,t_atom * argv); @@ -55,11 +55,6 @@ protected: virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); - void m_set_windowsize(float f) - { - m_windowsize = f; - } - void m_set_pitchratio (float f) { m_pitchratio = f; @@ -76,7 +71,7 @@ protected: } private: - float m_windowsize, m_pitchratio,m_pitchdispersion,m_timedispersion; + float m_windowsize,m_pitchratio,m_pitchdispersion,m_timedispersion; RGen rgen; @@ -93,7 +88,6 @@ private: DEFSIGFUN(m_signal_); DEFSIGFUN(m_signal_z); - FLEXT_CALLBACK_F(m_set_windowsize); FLEXT_CALLBACK_F(m_set_pitchratio); FLEXT_CALLBACK_F(m_set_pitchdispersion); FLEXT_CALLBACK_F(m_set_timedispersion); @@ -103,7 +97,6 @@ FLEXT_LIB_DSP_V("PitchShift~",PitchShift_ar); PitchShift_ar::PitchShift_ar(int argc,t_atom * argv) { - FLEXT_ADDMETHOD_(0,"windowSize",m_set_windowsize); FLEXT_ADDMETHOD_(0,"pitchRatio",m_set_pitchratio); FLEXT_ADDMETHOD_(0,"pitchDispersion",m_set_pitchdispersion); FLEXT_ADDMETHOD_(0,"timeDispersion",m_set_timedispersion); @@ -115,6 +108,7 @@ PitchShift_ar::PitchShift_ar(int argc,t_atom * argv) post("4 arguments needed"); return; } + m_windowsize = sc_getfloatarg(Args,0); m_pitchratio = sc_getfloatarg(Args,1); m_pitchdispersion = sc_getfloatarg(Args,2); @@ -132,17 +126,16 @@ void PitchShift_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) /* initialization from PitchShift_Ctor(PitchShift *unit) */ long delaybufsize; - float /* *out, *in,*/ *dlybuf; - float winsize, pchratio; + float *dlybuf; + float pchratio; float fdelaylen, slope; long framesize, last; //out = ZOUT(0); //in = ZIN(0); pchratio = m_pitchratio; - winsize = m_windowsize; - delaybufsize = (long)ceil(winsize * SAMPLERATE * 3.f + 3.f); + delaybufsize = (long)ceil(m_windowsize * SAMPLERATE * 3.f + 3.f); fdelaylen = delaybufsize - 3; delaybufsize = delaybufsize + BUFLENGTH; @@ -159,7 +152,7 @@ void PitchShift_ar::m_dsp(int n, t_sample *const *in, t_sample *const *out) m_numoutput = 0; m_mask = last = (delaybufsize - 1); - m_framesize = framesize = ((long)(winsize * SAMPLERATE) + 2) & ~3; + m_framesize = framesize = ((long)(m_windowsize * SAMPLERATE) + 2) & ~3; m_slope = slope = 2.f / framesize; m_stage = 3; m_counter = framesize >> 2; @@ -197,7 +190,7 @@ void PitchShift_ar::m_signal_z(int n, t_sample *const *in, float dsamp3, dsamp3_slope, ramp3, ramp3_slope; float dsamp4, dsamp4_slope, ramp4, ramp4_slope; float fdelaylen, d1, d2, frac, slope, samp_slope, startpos, - winsize, pchdisp, timedisp; + pchdisp, timedisp; long remain, nsmps, idelaylen, irdphase, irdphaseb, iwrphase; long mask, idsamp; long counter, stage, framesize, numoutput; @@ -208,10 +201,9 @@ void PitchShift_ar::m_signal_z(int n, t_sample *const *in, nin = *in; pchratio = m_pitchratio; - winsize = m_windowsize; pchdisp = m_pitchdispersion; timedisp = m_timedispersion; - timedisp = sc_clip(timedisp, 0.f, winsize) * SAMPLERATE; + timedisp = sc_clip(timedisp, 0.f, m_windowsize) * SAMPLERATE; dlybuf = m_dlybuf; fdelaylen = m_fdelaylen; @@ -466,7 +458,7 @@ void PitchShift_ar::m_signal_(int n, t_sample *const *in, float dsamp3, dsamp3_slope, ramp3, ramp3_slope; float dsamp4, dsamp4_slope, ramp4, ramp4_slope; float fdelaylen, d1, d2, frac, slope, samp_slope, startpos, - winsize, pchdisp, timedisp; + pchdisp, timedisp; long remain, nsmps, idelaylen, irdphase, irdphaseb, iwrphase, mask, idsamp; long counter, stage, framesize; @@ -476,11 +468,10 @@ void PitchShift_ar::m_signal_(int n, t_sample *const *in, nin = *in; pchratio = m_pitchratio; - winsize = m_windowsize; pchdisp = m_pitchdispersion; timedisp = m_timedispersion; - timedisp = sc_clip(timedisp, 0.f, winsize) * SAMPLERATE; + timedisp = sc_clip(timedisp, 0.f, m_windowsize) * SAMPLERATE; dlybuf = m_dlybuf; fdelaylen = m_fdelaylen; @@ -635,4 +626,4 @@ void PitchShift_ar::m_signal_(int n, t_sample *const *in, } -/* todo: does a control rate PitchShift make sense? */ +/* a control rate PitchShift doesn't make sense */ diff --git a/sc4pd/source/Rand.cpp b/sc4pd/source/Rand.cpp index 791db68..c310aa9 100644 --- a/sc4pd/source/Rand.cpp +++ b/sc4pd/source/Rand.cpp @@ -41,9 +41,9 @@ /* ------------------------ Rand~ -------------------------------*/ class Rand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(Rand_ar,flext_dsp); + FLEXT_HEADER(Rand_ar,sc4pd_dsp); public: Rand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/TExpRand.cpp b/sc4pd/source/TExpRand.cpp index 6e2b1c6..a0087e7 100644 --- a/sc4pd/source/TExpRand.cpp +++ b/sc4pd/source/TExpRand.cpp @@ -41,9 +41,9 @@ /* ------------------------ TExpRand~ -------------------------------*/ class TExpRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(TExpRand_ar,flext_dsp); + FLEXT_HEADER(TExpRand_ar,sc4pd_dsp); public: TExpRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/TIRand.cpp b/sc4pd/source/TIRand.cpp index 1995e46..1c59a6e 100644 --- a/sc4pd/source/TIRand.cpp +++ b/sc4pd/source/TIRand.cpp @@ -41,9 +41,9 @@ /* ------------------------ TIRand~ -------------------------------*/ class TIRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(TIRand_ar,flext_dsp); + FLEXT_HEADER(TIRand_ar,sc4pd_dsp); public: TIRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/TRand.cpp b/sc4pd/source/TRand.cpp index d761dc4..d54c196 100644 --- a/sc4pd/source/TRand.cpp +++ b/sc4pd/source/TRand.cpp @@ -41,9 +41,9 @@ /* ------------------------ TRand~ -------------------------------*/ class TRand_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(TRand_ar,flext_dsp); + FLEXT_HEADER(TRand_ar,sc4pd_dsp); public: TRand_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/WhiteNoise.cpp b/sc4pd/source/WhiteNoise.cpp index 779cb2f..5def735 100644 --- a/sc4pd/source/WhiteNoise.cpp +++ b/sc4pd/source/WhiteNoise.cpp @@ -41,9 +41,9 @@ /* ------------------------ WhiteNoise~ -------------------------------*/ class WhiteNoise_ar: - public flext_dsp + public sc4pd_dsp { - FLEXT_HEADER(WhiteNoise_ar,flext_dsp); + FLEXT_HEADER(WhiteNoise_ar,sc4pd_dsp); public: WhiteNoise_ar(int argc, t_atom *argv); diff --git a/sc4pd/source/absdif.cpp b/sc4pd/source/absdif.cpp index 1af9473..e31a3dd 100644 --- a/sc4pd/source/absdif.cpp +++ b/sc4pd/source/absdif.cpp @@ -48,9 +48,9 @@ inline float sc_absdif (float a, float b) /* ------------------------ absdif~ -----------------------------*/ class absdif_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(absdif_ar,flext_dsp); + FLEXT_HEADER(absdif_ar,sc4pd_dsp); public: absdif_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/amclip.cpp b/sc4pd/source/amclip.cpp index 4a3b194..8bd2edf 100644 --- a/sc4pd/source/amclip.cpp +++ b/sc4pd/source/amclip.cpp @@ -41,9 +41,9 @@ /* ------------------------ amclip~ -----------------------------*/ class amclip_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(amclip_ar,flext_dsp); + FLEXT_HEADER(amclip_ar,sc4pd_dsp); public: amclip_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/difsqr.cpp b/sc4pd/source/difsqr.cpp index 807eefc..26051f4 100644 --- a/sc4pd/source/difsqr.cpp +++ b/sc4pd/source/difsqr.cpp @@ -47,9 +47,9 @@ inline float sc_difsqr (float a, float b) /* ------------------------ difsqr~ -----------------------------*/ class difsqr_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(difsqr_ar,flext_dsp); + FLEXT_HEADER(difsqr_ar,sc4pd_dsp); public: difsqr_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/excess.cpp b/sc4pd/source/excess.cpp index 2aca853..eeefb3d 100644 --- a/sc4pd/source/excess.cpp +++ b/sc4pd/source/excess.cpp @@ -40,9 +40,9 @@ /* ------------------------ excess~ -----------------------------*/ class excess_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(excess_ar,flext_dsp); + FLEXT_HEADER(excess_ar,sc4pd_dsp); public: excess_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/hypot.cpp b/sc4pd/source/hypot.cpp index 1e2dd1a..83f9a89 100644 --- a/sc4pd/source/hypot.cpp +++ b/sc4pd/source/hypot.cpp @@ -41,9 +41,9 @@ /* ------------------------ hypot~ -----------------------------*/ class hypot_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(hypot_ar,flext_dsp); + FLEXT_HEADER(hypot_ar,sc4pd_dsp); public: hypot_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 332afa8..8f0eafa 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -62,7 +62,7 @@ void sc4pd_library_setup() "DelayN~,\n" " DelayL~, DelayC~, CombN~, CombL~, CombC~, AllpassN~, " "AllpassL~,\n" - " AllpassC~, PitchShift~" + " AllpassC~, PitchShift~, Resonz~, OnePole(~)" "\n" ); @@ -228,6 +228,13 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(AllpassL_ar); FLEXT_DSP_SETUP(AllpassC_ar); + + FLEXT_DSP_SETUP(PitchShift_ar); + + FLEXT_DSP_SETUP(Resonz_ar); + + FLEXT_DSP_SETUP(OnePole_ar); + FLEXT_SETUP(OnePole_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/ring1.cpp b/sc4pd/source/ring1.cpp index f3bce43..9c09e40 100644 --- a/sc4pd/source/ring1.cpp +++ b/sc4pd/source/ring1.cpp @@ -46,9 +46,9 @@ inline float sc_ring1 (float a, float b) /* ------------------------ ring1~ -----------------------------*/ class ring1_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(ring1_ar,flext_dsp); + FLEXT_HEADER(ring1_ar,sc4pd_dsp); public: ring1_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/ring2.cpp b/sc4pd/source/ring2.cpp index e5c48cf..c2432e9 100644 --- a/sc4pd/source/ring2.cpp +++ b/sc4pd/source/ring2.cpp @@ -46,9 +46,9 @@ inline float sc_ring2 (float a, float b) /* ------------------------ ring2~ -----------------------------*/ class ring2_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(ring2_ar,flext_dsp); + FLEXT_HEADER(ring2_ar,sc4pd_dsp); public: ring2_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/ring3.cpp b/sc4pd/source/ring3.cpp index adb13c2..d8de166 100644 --- a/sc4pd/source/ring3.cpp +++ b/sc4pd/source/ring3.cpp @@ -46,9 +46,9 @@ inline float sc_ring3 (float a, float b) /* ------------------------ ring3~ -----------------------------*/ class ring3_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(ring3_ar,flext_dsp); + FLEXT_HEADER(ring3_ar,sc4pd_dsp); public: ring3_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/ring4.cpp b/sc4pd/source/ring4.cpp index 5bd2af4..f9c6035 100644 --- a/sc4pd/source/ring4.cpp +++ b/sc4pd/source/ring4.cpp @@ -47,9 +47,9 @@ inline float sc_ring4 (float a, float b) /* ------------------------ ring4~ -----------------------------*/ class ring4_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(ring4_ar,flext_dsp); + FLEXT_HEADER(ring4_ar,sc4pd_dsp); public: ring4_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/sc4pd.hpp b/sc4pd/source/sc4pd.hpp index f1f90e2..eacbfff 100644 --- a/sc4pd/source/sc4pd.hpp +++ b/sc4pd/source/sc4pd.hpp @@ -35,7 +35,6 @@ */ #ifndef _SC4PD_HPP -#define _SC$PD_HPP #include @@ -63,8 +62,6 @@ #undef BUFLENGTH #define BUFLENGTH Blocksize() - - /* to make sure the behaviour is consistent: */ #undef ZXP @@ -72,6 +69,60 @@ - - +class sc4pd_dsp + : public flext_dsp +{ + FLEXT_HEADER(sc4pd_dsp,flext_dsp); + + +/* some initialisation functions, adapted from SC_Rate.cpp*/ + + inline float sc_sampledur() + { + return 1 / Samplerate(); + } + + inline float sc_radianspersample() + { + return twopi / Samplerate(); + } + + inline float sc_bufduration() + { + return Blocksize() / Samplerate(); + } + + inline float sc_bufrate() + { + return 1 / sc_bufduration(); + } + + inline float sc_slopefactor() + { + return 1 / Blocksize(); + } + + inline float sc_filterloops() + { + return Blocksize() / 3; + } + + inline float sc_filterremain() + { + return Blocksize() % 3; + } + + inline float sc_filterslope() + { + float f = sc_filterloops(); + if (f == 0) + return 0; + else + return 1. / f; + } + +}; + + +#define _SC$PD_HPP #endif diff --git a/sc4pd/source/scaleneg.cpp b/sc4pd/source/scaleneg.cpp index abd316f..d91b324 100644 --- a/sc4pd/source/scaleneg.cpp +++ b/sc4pd/source/scaleneg.cpp @@ -41,9 +41,9 @@ /* ------------------------ scaleneg~ -----------------------------*/ class scaleneg_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(scaleneg_ar,flext_dsp); + FLEXT_HEADER(scaleneg_ar,sc4pd_dsp); public: scaleneg_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/sqrdif.cpp b/sc4pd/source/sqrdif.cpp index 2762fe5..165ee2b 100644 --- a/sc4pd/source/sqrdif.cpp +++ b/sc4pd/source/sqrdif.cpp @@ -48,9 +48,9 @@ inline float sc_sqrdif (float a, float b) /* ------------------------ sqrdif~ -----------------------------*/ class sqrdif_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(sqrdif_ar,flext_dsp); + FLEXT_HEADER(sqrdif_ar,sc4pd_dsp); public: sqrdif_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/sqrsum.cpp b/sc4pd/source/sqrsum.cpp index 265c909..756c07e 100644 --- a/sc4pd/source/sqrsum.cpp +++ b/sc4pd/source/sqrsum.cpp @@ -48,9 +48,9 @@ inline float sc_sqrsum (float a, float b) /* ------------------------ sqrsum~ -----------------------------*/ class sqrsum_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(sqrsum_ar,flext_dsp); + FLEXT_HEADER(sqrsum_ar,sc4pd_dsp); public: sqrsum_ar(int argc,t_atom * argv); diff --git a/sc4pd/source/sumsqr.cpp b/sc4pd/source/sumsqr.cpp index 4b2564d..518eb01 100644 --- a/sc4pd/source/sumsqr.cpp +++ b/sc4pd/source/sumsqr.cpp @@ -47,9 +47,9 @@ inline float sc_sumsqr (float a, float b) /* ------------------------ sumsqr~ -----------------------------*/ class sumsqr_ar - :public flext_dsp + :public sc4pd_dsp { - FLEXT_HEADER(sumsqr_ar,flext_dsp); + FLEXT_HEADER(sumsqr_ar,sc4pd_dsp); public: sumsqr_ar(int argc,t_atom * argv); -- cgit v1.2.1 From 1c90c506bb91c8ba80390d81a168e7425190e2bb Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sat, 7 Aug 2004 14:05:40 +0000 Subject: checkins svn path=/trunk/externals/tb/; revision=1913 --- sc4pd/source/OnePole.cpp | 245 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/Resonz.cpp | 190 ++++++++++++++++++++++++++++++++++++ 2 files changed, 435 insertions(+) create mode 100644 sc4pd/source/OnePole.cpp create mode 100644 sc4pd/source/Resonz.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/OnePole.cpp b/sc4pd/source/OnePole.cpp new file mode 100644 index 0000000..310bf54 --- /dev/null +++ b/sc4pd/source/OnePole.cpp @@ -0,0 +1,245 @@ +/* sc4pd + OnePole, OnePole~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ OnePole~ -------------------------------*/ + +class OnePole_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(OnePole_ar,sc4pd_dsp); + +public: + OnePole_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + void m_set(float f) + { + n_b1=f; + changed = true; + } + + void m_ar() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + } + + void m_kr() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + } + +private: + float m_b1, m_y1; + float n_b1; + bool changed; + + DEFSIGCALL (m_signal_fun); + DEFSIGFUN (m_signal_ar); + DEFSIGFUN (m_signal_kr); + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK(m_ar); + FLEXT_CALLBACK(m_kr); +}; + +FLEXT_LIB_DSP_V("OnePole~",OnePole_ar); + +OnePole_ar::OnePole_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"coef",m_set); + FLEXT_ADDMETHOD_(0,"ar",m_ar); + FLEXT_ADDMETHOD_(0,"kr",m_kr); + + //parse arguments + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + + if(sc_ar(Args)) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + AddInSignal(); + AddInSignal(); + } + else // if not given, use control rate + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + + AddOutSignal(); + + m_y1 = 0.f; +} + +void OnePole_ar::m_signal_ar(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + float *b1p = *(in+1); + + float y1 = m_y1; + + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + float b1 = ZXP(b1p); + ZXP(nout) = y1 = y0 + b1 * (y1 - y0); + } + m_y1 = zapgremlins(y1); +} + + +void OnePole_ar::m_signal_kr(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float b1 = m_b1; + float y1 = m_y1; + + if (changed) + { + m_b1=n_b1; + float b1_slope = CALCSLOPE(m_b1, b1); + if (b1 >= 0.f && m_b1 >= 0) + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = y0 + b1 * (y1 - y0); + b1 += b1_slope; + } + } + else if (b1 <= 0.f && m_b1 <= 0) + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = y0 + b1 * (y1 + y0); + b1 += b1_slope; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = (1.f - fabs(b1)) * y0 + b1 * y1; + b1 += b1_slope; + } + } + changed = false; + } + else + { + if (b1 >= 0.f) + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = y0 + b1 * (y1 - y0); + } + } + else + { + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin); + ZXP(nout) = y1 = y0 + b1 * (y1 + y0); + } + } + + } + m_y1 = zapgremlins(y1); +} + +/* ------------------------ OnePole ---------------------------------*/ + + +class OnePole_kr: + public flext_base +{ + FLEXT_HEADER(OnePole_kr,flext_base); + +public: + OnePole_kr(int argc, t_atom *argv); + +protected: + void m_perform(float f); + + void m_set(float f) + { + m_b1=f; + } + +private: + float m_b1, m_y1; + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_perform); +}; + + +FLEXT_LIB_V("OnePole",OnePole_kr); + +OnePole_kr::OnePole_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD_(0,"set",m_set); + + AddOutFloat(); + + //parse arguments + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + + m_y1=0; +} + +void OnePole_kr::m_perform(float f) +{ + m_y1= f + m_b1 * (m_y1 - f); + ToOutFloat(0,m_y1); +} diff --git a/sc4pd/source/Resonz.cpp b/sc4pd/source/Resonz.cpp new file mode 100644 index 0000000..4561b9a --- /dev/null +++ b/sc4pd/source/Resonz.cpp @@ -0,0 +1,190 @@ +/* sc4pd + Resonz~, Resonz + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: MIMEO: Electric Chair And Table + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ Resonz~ -----------------------------*/ + +class Resonz_ar + :public sc4pd_dsp +{ + FLEXT_HEADER(Resonz_ar,sc4pd_dsp); + +public: + Resonz_ar(int argc,t_atom * argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_set_freq(float f) + { + m_freq = f; + m_ffreq = m_freq * mRadiansPerSample; + changed = true; + } + void m_set_rq(float f) + { + m_rq = f; + changed = true; + } + +private: + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_rq); + float m_y1, m_y2, m_a0, m_b1, m_b2, m_freq, m_rq, m_ffreq; + bool changed; + + float mRadiansPerSample, mFilterSlope, mFilterLoops, mFilterRemain; +}; + +FLEXT_LIB_DSP_V("Resonz~",Resonz_ar); + +Resonz_ar::Resonz_ar(int argc,t_atom * argv) +{ + FLEXT_ADDMETHOD_(0,"freq",m_set_freq); + FLEXT_ADDMETHOD_(0,"rq",m_set_rq); + + AtomList Args(argc,argv); + m_freq = sc_getfloatarg(Args,0); + m_rq = sc_getfloatarg(Args,1); + + AddOutSignal(); + + m_a0 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; + changed = false; +} + +void Resonz_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + + m_ffreq = m_freq * mRadiansPerSample; +} + +void Resonz_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + t_sample *nin = *in; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float b1 = m_b1; + float b2 = m_b2; + + if (changed = true) + { + float B = m_ffreq * m_rq; + float R = 1.f - B * 0.5f; + float twoR = 2.f * R; + float R2 = R * R; + float cost = (twoR * cos(m_ffreq)) / (1.f + R2); + float b1_next = twoR * cost; + float b2_next = -R2; + float a0_next = (1.f - R2) * 0.5f; + float a0_slope = (a0_next - a0) * mFilterSlope; + float b1_slope = (b1_next - b1) * mFilterSlope; + float b2_slope = (b2_next - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 - y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 - y0); + + a0 += a0_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + y2 = y1; + y1 = y0; + } + + m_a0 = a0_next; + m_b1 = b1_next; + m_b2 = b2_next; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 - y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 - y0); + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + + +/* no control rate resonz */ -- cgit v1.2.1 From 13803d97db1f5f234cb2358d255b86571f93cdb9 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sat, 7 Aug 2004 20:45:34 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1914 --- sc4pd/source/OnePole.cpp | 4 +- sc4pd/source/OneZero.cpp | 200 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/TwoPole.cpp | 167 +++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 9 ++- sc4pd/source/sc4pd.hpp | 4 +- 5 files changed, 379 insertions(+), 5 deletions(-) create mode 100644 sc4pd/source/OneZero.cpp create mode 100644 sc4pd/source/TwoPole.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/OnePole.cpp b/sc4pd/source/OnePole.cpp index 310bf54..3de6ef4 100644 --- a/sc4pd/source/OnePole.cpp +++ b/sc4pd/source/OnePole.cpp @@ -31,7 +31,7 @@ SuperCollider by James McCartney http://www.audiosynth.com - Coded while listening to: + Coded while listening to: Goh Lee Kwang: Internal Pleasures */ @@ -240,6 +240,6 @@ OnePole_kr::OnePole_kr(int argc, t_atom *argv) void OnePole_kr::m_perform(float f) { - m_y1= f + m_b1 * (m_y1 - f); + m_y1= ((1-abs(m_b1))*f)+m_b1*m_y1; ToOutFloat(0,m_y1); } diff --git a/sc4pd/source/OneZero.cpp b/sc4pd/source/OneZero.cpp new file mode 100644 index 0000000..82c9ad5 --- /dev/null +++ b/sc4pd/source/OneZero.cpp @@ -0,0 +1,200 @@ +/* sc4pd + OneZero, OneZero~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Goh Lee Kwang: Internal Pleasures + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ OneZero~ -------------------------------*/ + +class OneZero_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(OneZero_ar,sc4pd_dsp); + +public: + OneZero_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + n_b1=f; + changed = true; + } + +private: + float m_b1, m_x1; + float n_b1; + bool changed; + + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("OneZero~",OneZero_ar); + +OneZero_ar::OneZero_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"coef",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + + AddOutSignal(); + + m_x1 = 0.f; +} + +void OneZero_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float b1 = m_b1; + float x1 = m_x1; + + if (changed) + { + m_b1=n_b1; + float b1_slope = CALCSLOPE(m_b1, b1); + if (b1 >= 0.f && m_b1 >= 0) + { + for (int i = 0; i!= n;++i) + { + float x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * (x1 - x0); + x1 = x0; + b1 += b1_slope; + } + } + else if (b1 <= 0.f && m_b1 <= 0) + { + for (int i = 0; i!= n;++i) + { + float x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * (x1 + x0); + x1 = x0; + b1 += b1_slope; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float x0 = ZXP(nin); + ZXP(nout) = (1.f - fabs(b1)) * x0 + b1 * x1; + x1 = x0; + b1 += b1_slope; + } + } + changed = false; + } + else + { + if (b1 >= 0.f) + { + for (int i = 0; i!= n;++i) + { + float x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * (x1 - x0); + x1 = x0; + } + } + else + { + for (int i = 0; i!= n;++i) + { + float x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * (x1 + x0); + x1 = x0; + } + } + } + m_x1 = x1; +} + +/* ------------------------ OneZero ---------------------------------*/ + + +class OneZero_kr: + public flext_base +{ + FLEXT_HEADER(OneZero_kr,flext_base); + +public: + OneZero_kr(int argc, t_atom *argv); + +protected: + void m_perform(float f); + + void m_set(float f) + { + m_b1=f; + } + +private: + float m_b1, m_x1; + + FLEXT_CALLBACK_F(m_set); + FLEXT_CALLBACK_F(m_perform); +}; + + +FLEXT_LIB_V("OneZero",OneZero_kr); + +OneZero_kr::OneZero_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD_(0,"set",m_set); + + AddOutFloat(); + + //parse arguments + AtomList Args(argc,argv); + + m_b1 = sc_getfloatarg(Args,0); + + m_x1=0; +} + +void OneZero_kr::m_perform(float f) +{ + ToOutFloat(0,((1-abs(m_b1))*f)+m_b1*m_x1); + m_x1=f; +} diff --git a/sc4pd/source/TwoPole.cpp b/sc4pd/source/TwoPole.cpp new file mode 100644 index 0000000..b37d17f --- /dev/null +++ b/sc4pd/source/TwoPole.cpp @@ -0,0 +1,167 @@ +/* sc4pd + TwoPole~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: VA: Insight + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ TwoPole~ -------------------------------*/ + +class TwoPole_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(TwoPole_ar,sc4pd_dsp); + +public: + TwoPole_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + + void m_set_radius(float f) + { + m_reson=f; + changed = true; + } + + +private: + float m_b1, m_b2, m_y1, m_y2, m_freq, m_reson; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_radius); +}; + +FLEXT_LIB_DSP_V("TwoPole~",TwoPole_ar); + +TwoPole_ar::TwoPole_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + FLEXT_ADDMETHOD_(0,"kradius",m_set_radius); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_reson = sc_getfloatarg(Args,1); + changed = false; + + AddOutSignal(); + + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void TwoPole_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + + if (changed) + { + float b1 = m_b1; + float b2 = m_b2; + float b1_next = 2.f * m_reson * cos(m_freq * mRadiansPerSample); + float b2_next = -(m_reson * m_reson); + float b1_slope = (b1_next - b1) * mFilterSlope; + float b2_slope = (b2_next - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + ZXP(nout) = y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = y1 = ZXP(nin) + b1 * y2 + b2 * y0; + + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + ZXP(nout) = y0 = ZXP(nin) + b1 * y1 + b2 * y2; + y2 = y1; + y1 = y0; + } + + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + float b1 = m_b1; + float b2 = m_b2; + + for (int i = 0; i!= mFilterLoops;++i) + { + ZXP(nout) = y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = y1 = ZXP(nin) + b1 * y2 + b2 * y0; + } + for (int i = 0; i!= mFilterRemain;++i) + { + ZXP(nout) = y0 = ZXP(nin) + b1 * y1 + b2 * y2; + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate two pole filter */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 8f0eafa..2cac635 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -62,7 +62,9 @@ void sc4pd_library_setup() "DelayN~,\n" " DelayL~, DelayC~, CombN~, CombL~, CombC~, AllpassN~, " "AllpassL~,\n" - " AllpassC~, PitchShift~, Resonz~, OnePole(~)" + " AllpassC~, PitchShift~, Resonz~, OnePole(~), OneZero(~)" + "TwoPole~" + "\n" ); @@ -235,6 +237,11 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(OnePole_ar); FLEXT_SETUP(OnePole_kr); + + FLEXT_DSP_SETUP(OneZero_ar); + FLEXT_SETUP(OneZero_kr); + + FLEXT_DSP_SETUP(TwoPole_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/sc4pd.hpp b/sc4pd/source/sc4pd.hpp index eacbfff..f80b177 100644 --- a/sc4pd/source/sc4pd.hpp +++ b/sc4pd/source/sc4pd.hpp @@ -102,12 +102,12 @@ class sc4pd_dsp return 1 / Blocksize(); } - inline float sc_filterloops() + inline int sc_filterloops() { return Blocksize() / 3; } - inline float sc_filterremain() + inline int sc_filterremain() { return Blocksize() % 3; } -- cgit v1.2.1 From ea10413727c241467ab729cee102dd68534f4db9 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sat, 7 Aug 2004 22:57:36 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1915 --- sc4pd/source/DelayUnit.cpp | 2 +- sc4pd/source/DelayUnit.hpp | 2 +- sc4pd/source/FOS.cpp | 258 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/SOS.cpp | 258 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/TwoZero.cpp | 175 ++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 13 ++- 6 files changed, 703 insertions(+), 5 deletions(-) create mode 100644 sc4pd/source/FOS.cpp create mode 100644 sc4pd/source/SOS.cpp create mode 100644 sc4pd/source/TwoZero.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/DelayUnit.cpp b/sc4pd/source/DelayUnit.cpp index bbd5a2d..bd57f7d 100644 --- a/sc4pd/source/DelayUnit.cpp +++ b/sc4pd/source/DelayUnit.cpp @@ -35,7 +35,7 @@ */ -// #include "sc4pd.hpp" +#include "sc4pd.hpp" #include "DelayUnit.hpp" void DelayUnit_ar::DelayUnit_AllocDelayLine() diff --git a/sc4pd/source/DelayUnit.hpp b/sc4pd/source/DelayUnit.hpp index e9db066..a5951e5 100644 --- a/sc4pd/source/DelayUnit.hpp +++ b/sc4pd/source/DelayUnit.hpp @@ -35,7 +35,7 @@ */ -#include "sc4pd.hpp" +//#include "sc4pd.hpp" class DelayUnit_ar : public sc4pd_dsp diff --git a/sc4pd/source/FOS.cpp b/sc4pd/source/FOS.cpp new file mode 100644 index 0000000..6bd3c26 --- /dev/null +++ b/sc4pd/source/FOS.cpp @@ -0,0 +1,258 @@ +/* sc4pd + FOS, FOS~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Susie Ibarra & Assif Tsahar: Home Cookin' + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ FOS~ -------------------------------*/ + +class FOS_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(FOS_ar,sc4pd_dsp); + +public: + FOS_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + void m_set_a0(float f) + { + next_a0=f; + } + + void m_set_a1(float f) + { + next_a1=f; + } + + void m_set_b1(float f) + { + next_b1=f; + } + + void m_ar() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + } + + void m_kr() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + } + +private: + float next_a0, next_a1, next_b1; + float m_y1, m_a0, m_a1, m_b1; + + DEFSIGCALL (m_signal_fun); + DEFSIGFUN (m_signal_ar); + DEFSIGFUN (m_signal_kr); + + FLEXT_CALLBACK_F(m_set_a0); + FLEXT_CALLBACK_F(m_set_a1); + FLEXT_CALLBACK_F(m_set_b1); + FLEXT_CALLBACK(m_ar); + FLEXT_CALLBACK(m_kr); +}; + +FLEXT_LIB_DSP_V("FOS~",FOS_ar); + +FOS_ar::FOS_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"a0",m_set_a0); + FLEXT_ADDMETHOD_(0,"a1",m_set_a1); + FLEXT_ADDMETHOD_(0,"b1",m_set_b1); + FLEXT_ADDMETHOD_(0,"ar",m_ar); + FLEXT_ADDMETHOD_(0,"kr",m_kr); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count()<3) + { + post("needs at least 3 arguments"); + return; + } + m_a0 = sc_getfloatarg(Args,0); + m_a1 = sc_getfloatarg(Args,1); + m_b1 = sc_getfloatarg(Args,2); + + if(sc_ar(Args)) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + AddInSignal(); + AddInSignal(); + AddInSignal(); + AddInSignal(); + } + else // if not given, use control rate + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + + AddOutSignal(); + + m_y1 = 0.f; + m_a0 = 0.f; + m_a1 = 0.f; + m_b1 = 0.f; +} + +void FOS_ar::m_signal_ar(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + float *a0 = *(in+1); + float *a1 = *(in+2); + float *b1 = *(in+3); + + float y1 = m_y1; + + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin) + ZXP(b1) * y1; + ZXP(nout) = ZXP(a0) * y0 + ZXP(a1) * y1; + y1 = y0; + } + m_y1 = zapgremlins(y1); +} + + +void FOS_ar::m_signal_kr(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y1 = m_y1; + float a0 = m_a0; + float a1 = m_a1; + float b1 = m_b1; + float a0_slope = CALCSLOPE(next_a0, a0); + float a1_slope = CALCSLOPE(next_a1, a1); + float b1_slope = CALCSLOPE(next_b1, b1); + + for (int i = 0; i!= n;++i) + { + float y0 = ZXP(nin) + b1 * y1; + ZXP(nout) = a0 * y0 + a1 * y1; + y1 = y0; + + a0 += a0_slope; + a1 += a1_slope; + b1 += b1_slope; + } +} + +/* ------------------------ FOS ---------------------------------*/ + + +class FOS_kr: + public flext_base +{ + FLEXT_HEADER(FOS_kr,flext_base); + +public: + FOS_kr(int argc, t_atom *argv); + +protected: + void m_perform(float f); + + void m_set_a0(float f) + { + m_a0=f; + } + + void m_set_a1(float f) + { + m_a1=f; + } + + void m_set_b1(float f) + { + m_b1=f; + } + + +private: + float m_y1, m_a0, m_a1, m_b1; + + FLEXT_CALLBACK_F(m_set_a0); + FLEXT_CALLBACK_F(m_set_a1); + FLEXT_CALLBACK_F(m_set_b1); + FLEXT_CALLBACK_F(m_perform); +}; + + +FLEXT_LIB_V("FOS",FOS_kr); + +FOS_kr::FOS_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + FLEXT_ADDMETHOD_(0,"a0",m_set_a0); + FLEXT_ADDMETHOD_(0,"a1",m_set_a1); + FLEXT_ADDMETHOD_(0,"b1",m_set_b1); + + AddOutFloat(); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count()!=3) + { + post("needs 3 arguments"); + return; + } + + m_a0 = sc_getfloatarg(Args,0); + m_a1 = sc_getfloatarg(Args,1); + m_b1 = sc_getfloatarg(Args,2); + + m_y1 = 0.f; + m_a0 = 0.f; + m_a1 = 0.f; + m_b1 = 0.f; +} + +void FOS_kr::m_perform(float f) +{ + m_y1 = m_a0 * (f + m_b1 * m_y1) + m_a1 * m_y1; + ToOutFloat(0,m_y1); +} diff --git a/sc4pd/source/SOS.cpp b/sc4pd/source/SOS.cpp new file mode 100644 index 0000000..996833a --- /dev/null +++ b/sc4pd/source/SOS.cpp @@ -0,0 +1,258 @@ +/* sc4pd + SOS~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Susie Ibarra & Assif Tsahar: Home Cookin' + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ SOS~ -------------------------------*/ + +class SOS_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(SOS_ar,sc4pd_dsp); + +public: + SOS_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out) + { + m_signal_fun(n,in,out); + } + + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + mFilterSlope = sc_filterslope(); + } + + void m_set_a0(float f) + { + next_a0=f; + } + + void m_set_a1(float f) + { + next_a1=f; + } + + void m_set_a2(float f) + { + next_a2=f; + } + + void m_set_b1(float f) + { + next_b1=f; + } + + void m_set_b2(float f) + { + next_b2=f; + } + + void m_ar() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + } + + void m_kr() + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + } + +private: + float next_a0, next_a1, next_a2, next_b1, next_b2; + float m_y1, m_y2, m_a0, m_a1, m_a2, m_b1, m_b2; + + float mFilterSlope; + int mFilterLoops, mFilterRemain; + + DEFSIGCALL (m_signal_fun); + DEFSIGFUN (m_signal_ar); + DEFSIGFUN (m_signal_kr); + + FLEXT_CALLBACK_F(m_set_a0); + FLEXT_CALLBACK_F(m_set_a1); + FLEXT_CALLBACK_F(m_set_a2); + FLEXT_CALLBACK_F(m_set_b1); + FLEXT_CALLBACK_F(m_set_b2); + FLEXT_CALLBACK(m_ar); + FLEXT_CALLBACK(m_kr); +}; + +FLEXT_LIB_DSP_V("SOS~",SOS_ar); + +SOS_ar::SOS_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"a0",m_set_a0); + FLEXT_ADDMETHOD_(0,"a1",m_set_a1); + FLEXT_ADDMETHOD_(0,"a2",m_set_a2); + FLEXT_ADDMETHOD_(0,"b1",m_set_b1); + FLEXT_ADDMETHOD_(0,"b2",m_set_b2); + FLEXT_ADDMETHOD_(0,"ar",m_ar); + FLEXT_ADDMETHOD_(0,"kr",m_kr); + + //parse arguments + AtomList Args(argc,argv); + + if (Args.Count()<5) + { + post("needs at least 5 arguments"); + return; + } + m_a0 = sc_getfloatarg(Args,0); + m_a1 = sc_getfloatarg(Args,1); + m_a2 = sc_getfloatarg(Args,2); + m_b1 = sc_getfloatarg(Args,3); + m_b2 = sc_getfloatarg(Args,4); + + if(sc_ar(Args)) + { + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); + AddInSignal(); + AddInSignal(); + AddInSignal(); + AddInSignal(); + AddInSignal(); + AddInSignal(); + } + else // if not given, use control rate + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); + + AddOutSignal(); + + m_y1 = 0.f; + m_a0 = 0.f; + m_a1 = 0.f; + m_a2 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; +} + +void SOS_ar::m_signal_ar(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + float *a0 = *(in+1); + float *a1 = *(in+2); + float *a2 = *(in+3); + float *b1 = *(in+4); + float *b2 = *(in+5); + + float y0; + float y1 = m_y1; + float y2 = m_y2; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + ZXP(b1) * y1 + ZXP(b2) * y2; + ZXP(nout) = ZXP(a0) * y0 + ZXP(a1) * y1 + ZXP(a2) * y2; + + y2 = ZXP(nin) + ZXP(b1) * y0 + ZXP(b2) * y1; + ZXP(nout) = ZXP(a0) * y2 + ZXP(a1) * y0 + ZXP(a2) * y1; + + y1 = ZXP(nin) + ZXP(b1) * y2 + ZXP(b2) * y0; + ZXP(nout) = ZXP(a0) * y1 + ZXP(a1) * y2 + ZXP(a2) * y0; + } + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + ZXP(b1) * y1 + ZXP(b2) * y2; + ZXP(nout) = ZXP(a0) * y0 + ZXP(a1) * y1 + ZXP(a2) * y2; + y2 = y1; + y1 = y0; + } + + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); + +} + + +void SOS_ar::m_signal_kr(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float a1 = m_a1; + float a2 = m_a2; + float b1 = m_b1; + float b2 = m_b2; + float a0_slope = (next_a0 - a0) * mFilterSlope; + float a1_slope = (next_a1 - a1) * mFilterSlope; + float a2_slope = (next_a2 - a2) * mFilterSlope; + float b1_slope = (next_b1 - b1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * y0 + a1 * y1 + a2 * y2; + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * y2 + a1 * y0 + a2 * y1; + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * y1 + a1 * y2 + a2 * y0; + + a0 += a0_slope; + a1 += a1_slope; + a2 += a2_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * y0 + a1 * y1 + a2 * y2; + y2 = y1; + y1 = y0; + } + + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no kr SOS */ diff --git a/sc4pd/source/TwoZero.cpp b/sc4pd/source/TwoZero.cpp new file mode 100644 index 0000000..85a7633 --- /dev/null +++ b/sc4pd/source/TwoZero.cpp @@ -0,0 +1,175 @@ +/* sc4pd + TwoZero~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: VA: Insight + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ TwoZero~ -------------------------------*/ + +class TwoZero_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(TwoZero_ar,sc4pd_dsp); + +public: + TwoZero_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + + void m_set_radius(float f) + { + m_reson=f; + changed = true; + } + + +private: + float m_b1, m_b2, m_x1, m_x2, m_freq, m_reson; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_radius); +}; + +FLEXT_LIB_DSP_V("TwoZero~",TwoZero_ar); + +TwoZero_ar::TwoZero_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + FLEXT_ADDMETHOD_(0,"kradius",m_set_radius); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_reson = sc_getfloatarg(Args,1); + changed = false; + + AddOutSignal(); + + m_b1 = 0.f; + m_b2 = 0.f; + m_x1 = 0.f; + m_x2 = 0.f; +} + +void TwoZero_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + float x2 = m_x2; + + if (changed) + { + float b1 = m_b1; + float b2 = m_b2; + float b1_next = -2.f * m_reson * cos(m_freq * mRadiansPerSample); + float b2_next = (m_reson * m_reson); + float b1_slope = (b1_next - b1) * mFilterSlope; + float b2_slope = (b2_next - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * x1 + b2 * x2; + x2 = ZXP(nin); + ZXP(nout) = x2 + b1 * x0 + b2 * x1; + x1 = ZXP(nin); + ZXP(nout) = x1 + b1 * x2 + b2 * x0; + + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * x1 + b2 * x2; + x2 = x1; + x1 = x0; + } + + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + float b1 = m_b1; + float b2 = m_b2; + + for (int i = 0; i!= mFilterLoops;++i) + { + x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * x1 + b2 * x2; + x2 = ZXP(nin); + ZXP(nout) = x2 + b1 * x0 + b2 * x1; + x1 = ZXP(nin); + ZXP(nout) = x1 + b1 * x2 + b2 * x0; + } + for (int i = 0; i!= mFilterRemain;++i) + { + x0 = ZXP(nin); + ZXP(nout) = x0 + b1 * x1 + b2 * x2; + x2 = x1; + x1 = x0; + } + } + m_x1 = x1; + m_x2 = x2; +} + +/* no control rate twozero filter */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 2cac635..3430ee4 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -62,9 +62,9 @@ void sc4pd_library_setup() "DelayN~,\n" " DelayL~, DelayC~, CombN~, CombL~, CombC~, AllpassN~, " "AllpassL~,\n" - " AllpassC~, PitchShift~, Resonz~, OnePole(~), OneZero(~)" - "TwoPole~" - + " AllpassC~, PitchShift~, Resonz~, OnePole(~), OneZero(~), " + "TwoPole~, \n" + " TwoZero~, FOS(~), SOS~" "\n" ); @@ -242,6 +242,13 @@ void sc4pd_library_setup() FLEXT_SETUP(OneZero_kr); FLEXT_DSP_SETUP(TwoPole_ar); + + FLEXT_DSP_SETUP(TwoZero_ar); + + FLEXT_DSP_SETUP(FOS_ar); + FLEXT_SETUP(FOS_kr); + + FLEXT_DSP_SETUP(SOS_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From db776d8e3f345623f03c3cc7703b30719304498f Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sun, 8 Aug 2004 11:10:30 +0000 Subject: some filters svn path=/trunk/externals/tb/; revision=1917 --- sc4pd/source/HPF.cpp | 180 ++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/LPF.cpp | 180 ++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/RHPF.cpp | 192 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/RLPF.cpp | 192 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/SOS.cpp | 10 +-- sc4pd/source/main.cpp | 10 ++- sc4pd/source/support.hpp | 9 +++ 7 files changed, 767 insertions(+), 6 deletions(-) create mode 100644 sc4pd/source/HPF.cpp create mode 100644 sc4pd/source/LPF.cpp create mode 100644 sc4pd/source/RHPF.cpp create mode 100644 sc4pd/source/RLPF.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/HPF.cpp b/sc4pd/source/HPF.cpp new file mode 100644 index 0000000..85de643 --- /dev/null +++ b/sc4pd/source/HPF.cpp @@ -0,0 +1,180 @@ +/* sc4pd + HPF~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Peter Kowald & Tatsuya Nakatani: + 13 Definitions of Truth + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ HPF~ -------------------------------*/ + +class HPF_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(HPF_ar,sc4pd_dsp); + +public: + HPF_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + +private: + float m_y1, m_y2, m_a0, m_b1, m_b2, m_freq; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); +}; + +FLEXT_LIB_DSP_V("HPF~",HPF_ar); + +HPF_ar::HPF_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + changed = true; + + AddOutSignal(); + + m_a0 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void HPF_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float b1 = m_b1; + float b2 = m_b2; + + if (changed) + { + float pfreq = m_freq * mRadiansPerSample * 0.5; + + float C = tan(pfreq); + float C2 = C * C; + float sqrt2C = C * sqrt2; + float next_a0 = 1.f / (1.f + sqrt2C + C2); + float next_b1 = 2.f * (1.f - C2) * next_a0 ; + float next_b2 = -(1.f - sqrt2C + C2) * next_a0; + + float a0_slope = (next_a0 - a0) * mFilterSlope; + float b1_slope = (next_b1 - b1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - 2.f * y1 + y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 - 2.f * y0 + y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 - 2.f * y2 + y0); + + a0 += a0_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - 2.f * y1 + y2); + y2 = y1; + y1 = y0; + } + + m_a0 = a0; + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - 2.f * y1 + y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 - 2.f * y0 + y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 - 2.f * y2 + y0); + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - 2.f * y1 + y2); + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate HPF filter */ diff --git a/sc4pd/source/LPF.cpp b/sc4pd/source/LPF.cpp new file mode 100644 index 0000000..a11e784 --- /dev/null +++ b/sc4pd/source/LPF.cpp @@ -0,0 +1,180 @@ +/* sc4pd + LPF~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Peter Kowald & Tatsuya Nakatani: + 13 Definitions of Truth + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ LPF~ -------------------------------*/ + +class LPF_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(LPF_ar,sc4pd_dsp); + +public: + LPF_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + +private: + float m_y1, m_y2, m_a0, m_b1, m_b2, m_freq; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); +}; + +FLEXT_LIB_DSP_V("LPF~",LPF_ar); + +LPF_ar::LPF_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + changed = true; + + AddOutSignal(); + + m_a0 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void LPF_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float b1 = m_b1; + float b2 = m_b2; + + if (changed) + { + float pfreq = m_freq * mRadiansPerSample * 0.5; + + float C = 1.f / tan(pfreq); + float C2 = C * C; + float sqrt2C = C * sqrt2; + float next_a0 = 1.f / (1.f + sqrt2C + C2); + float next_b1 = -2.f * (1.f - C2) * next_a0 ; + float next_b2 = -(1.f - sqrt2C + C2) * next_a0; + + float a0_slope = (next_a0 - a0) * mFilterSlope; + float b1_slope = (next_b1 - b1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 + 2.f * y1 + y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 + 2.f * y0 + y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 + 2.f * y2 + y0); + + a0 += a0_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 + 2.f * y1 + y2); + y2 = y1; + y1 = y0; + } + + m_a0 = a0; + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 + 2.f * y1 + y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 + 2.f * y0 + y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 + 2.f * y2 + y0); + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 + 2.f * y1 + y2); + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate LPF filter */ diff --git a/sc4pd/source/RHPF.cpp b/sc4pd/source/RHPF.cpp new file mode 100644 index 0000000..fb79d2b --- /dev/null +++ b/sc4pd/source/RHPF.cpp @@ -0,0 +1,192 @@ +/* sc4pd + RHPF~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Peter Kowald & Tatsuya Nakatani: + 13 Definitions of Truth + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ RHPF~ -------------------------------*/ + +class RHPF_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(RHPF_ar,sc4pd_dsp); + +public: + RHPF_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + + void m_set_rq(float f) + { + m_reson=f; + changed = true; + } + + +private: + float m_y1, m_y2, m_a0, m_b1, m_b2, m_freq, m_reson; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_rq); +}; + +FLEXT_LIB_DSP_V("RHPF~",RHPF_ar); + +RHPF_ar::RHPF_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + FLEXT_ADDMETHOD_(0,"krq",m_set_rq); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_reson = sc_getfloatarg(Args,1); + changed = true; + + AddOutSignal(); + + m_a0 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void RHPF_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float b1 = m_b1; + float b2 = m_b2; + + if (changed) + { + float qres = sc_max(0.001, m_reson); + float pfreq = m_freq * mRadiansPerSample; + + float D = tan(pfreq * qres * 0.5); + float C = ((1.f-D)/(1.f+D)); + float cosf = cos(pfreq); + + float next_b1 = (1.f + C) * cosf; + float next_b2 = -C; + float next_a0 = (1.f + C + next_b1) * .25; + + float a0_slope = (next_a0 - a0) * mFilterSlope; + float b1_slope = (next_b1 - b1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 - 2.f * y1 + y2; + + y2 = a0 * ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = y2 - 2.f * y0 + y1; + + y1 = a0 * ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = y1 - 2.f * y2 + y0; + + a0 += a0_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 - 2.f * y1 + y2; + y2 = y1; + y1 = y0; + } + + m_a0 = a0; + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 - 2.f * y1 + y2; + + y2 = a0 * ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = y2 - 2.f * y0 + y1; + + y1 = a0 * ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = y1 - 2.f * y2 + y0; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 - 2.f * y1 + y2; + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate RHPF filter */ diff --git a/sc4pd/source/RLPF.cpp b/sc4pd/source/RLPF.cpp new file mode 100644 index 0000000..89fc46c --- /dev/null +++ b/sc4pd/source/RLPF.cpp @@ -0,0 +1,192 @@ +/* sc4pd + RLPF~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Peter Kowald & Tatsuya Nakatani: + 13 Definitions of Truth + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ RLPF~ -------------------------------*/ + +class RLPF_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(RLPF_ar,sc4pd_dsp); + +public: + RLPF_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + + void m_set_rq(float f) + { + m_reson=f; + changed = true; + } + + +private: + float m_y1, m_y2, m_a0, m_b1, m_b2, m_freq, m_reson; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_rq); +}; + +FLEXT_LIB_DSP_V("RLPF~",RLPF_ar); + +RLPF_ar::RLPF_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + FLEXT_ADDMETHOD_(0,"rq",m_set_rq); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_reson = sc_getfloatarg(Args,1); + changed = true; + + AddOutSignal(); + + m_a0 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void RLPF_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float b1 = m_b1; + float b2 = m_b2; + + if (changed) + { + float qres = sc_max(0.001, m_reson); + float pfreq = m_freq * mRadiansPerSample; + + float D = tan(pfreq * qres * 0.5); + float C = ((1.f-D)/(1.f+D)); + float cosf = cos(pfreq); + + float next_b1 = (1.f + C) * cosf; + float next_b2 = -C; + float next_a0 = (1.f + C - next_b1) * .25; + + float a0_slope = (next_a0 - a0) * mFilterSlope; + float b1_slope = (next_b1 - b1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 + 2.f * y1 + y2; + + y2 = a0 * ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = y2 + 2.f * y0 + y1; + + y1 = a0 * ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = y1 + 2.f * y2 + y0; + + a0 += a0_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 + 2.f * y1 + y2; + y2 = y1; + y1 = y0; + } + + m_a0 = a0; + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 + 2.f * y1 + y2; + + y2 = a0 * ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = y2 + 2.f * y0 + y1; + + y1 = a0 * ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = y1 + 2.f * y2 + y0; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = a0 * ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = y0 + 2.f * y1 + y2; + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate RLPF filter */ diff --git a/sc4pd/source/SOS.cpp b/sc4pd/source/SOS.cpp index 996833a..29aaecb 100644 --- a/sc4pd/source/SOS.cpp +++ b/sc4pd/source/SOS.cpp @@ -143,13 +143,13 @@ SOS_ar::SOS_ar(int argc, t_atom *argv) if(sc_ar(Args)) { - SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); AddInSignal(); AddInSignal(); AddInSignal(); AddInSignal(); AddInSignal(); AddInSignal(); + SETSIGFUN(m_signal_fun,SIGFUN(m_signal_ar)); } else // if not given, use control rate SETSIGFUN(m_signal_fun,SIGFUN(m_signal_kr)); @@ -190,15 +190,15 @@ void SOS_ar::m_signal_ar(int n, t_sample *const *in, y1 = ZXP(nin) + ZXP(b1) * y2 + ZXP(b2) * y0; ZXP(nout) = ZXP(a0) * y1 + ZXP(a1) * y2 + ZXP(a2) * y0; } - - for (int i = 0; i!= mFilterLoops;++i) + + for (int i = 0; i!= mFilterRemain;++i) { y0 = ZXP(nin) + ZXP(b1) * y1 + ZXP(b2) * y2; ZXP(nout) = ZXP(a0) * y0 + ZXP(a1) * y1 + ZXP(a2) * y2; y2 = y1; y1 = y0; } - + m_y1 = zapgremlins(y1); m_y2 = zapgremlins(y2); @@ -243,7 +243,7 @@ void SOS_ar::m_signal_kr(int n, t_sample *const *in, b2 += b2_slope; } - for (int i = 0; i!= mFilterLoops;++i) + for (int i = 0; i!= mFilterRemain;++i) { y0 = ZXP(nin) + b1 * y1 + b2 * y2; ZXP(nout) = a0 * y0 + a1 * y1 + a2 * y2; diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 3430ee4..f01a7ad 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -64,7 +64,7 @@ void sc4pd_library_setup() "AllpassL~,\n" " AllpassC~, PitchShift~, Resonz~, OnePole(~), OneZero(~), " "TwoPole~, \n" - " TwoZero~, FOS(~), SOS~" + " TwoZero~, FOS(~), SOS~, RLPF~, RHPF~, LPF~, HPF~" "\n" ); @@ -249,6 +249,14 @@ void sc4pd_library_setup() FLEXT_SETUP(FOS_kr); FLEXT_DSP_SETUP(SOS_ar); + + FLEXT_DSP_SETUP(RLPF_ar); + + FLEXT_DSP_SETUP(RHPF_ar); + + FLEXT_DSP_SETUP(LPF_ar); + + FLEXT_DSP_SETUP(HPF_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index 6b51f2b..3972c83 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -122,5 +122,14 @@ WARRANTIES, see the file, "license.txt," in this distribution. #define SIGFUN(FUN) &thisType::FUN +#undef F +#undef D +#undef I +#undef L +#undef C +#undef V +#undef BL +#undef S + #endif -- cgit v1.2.1 From 0929d45ec8791bed5f9e48a9232f30504b77dde9 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sun, 8 Aug 2004 16:29:26 +0000 Subject: brf & bpf svn path=/trunk/externals/tb/; revision=1919 --- sc4pd/source/BPF.cpp | 190 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/BRF.cpp | 199 ++++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 7 +- 3 files changed, 395 insertions(+), 1 deletion(-) create mode 100644 sc4pd/source/BPF.cpp create mode 100644 sc4pd/source/BRF.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/BPF.cpp b/sc4pd/source/BPF.cpp new file mode 100644 index 0000000..f998dd4 --- /dev/null +++ b/sc4pd/source/BPF.cpp @@ -0,0 +1,190 @@ +/* sc4pd + BPF~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Jo Kondo: Works For Piano + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ BPF~ -------------------------------*/ + +class BPF_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(BPF_ar,sc4pd_dsp); + +public: + BPF_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + + void m_set_rq(float f) + { + m_bw=f; + changed = true; + } + + +private: + float m_y1, m_y2, m_a0, m_b1, m_b2, m_freq, m_bw; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_rq); +}; + +FLEXT_LIB_DSP_V("BPF~",BPF_ar); + +BPF_ar::BPF_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + FLEXT_ADDMETHOD_(0,"krq",m_set_rq); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_bw = sc_getfloatarg(Args,1); + changed = true; + + AddOutSignal(); + + m_a0 = 0.f; + m_b1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void BPF_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float b1 = m_b1; + float b2 = m_b2; + + if (changed) + { + float pfreq = m_freq * mRadiansPerSample; + float pbw = m_bw * pfreq * 0.5; + + float C = 1.f / tan(pbw); + float D = 2.f * cos(pfreq); + + float next_a0 = 1.f / (1.f + C); + float next_b1 = C * D * next_a0 ; + float next_b2 = (1.f - C) * next_a0; + + float a0_slope = (next_a0 - a0) * mFilterSlope; + float b1_slope = (next_b1 - b1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 - y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 - y0); + + a0 += a0_slope; + b1 += b1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + y2 = y1; + y1 = y0; + } + + m_a0 = a0; + m_b1 = b1; + m_b2 = b2; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + + y2 = ZXP(nin) + b1 * y0 + b2 * y1; + ZXP(nout) = a0 * (y2 - y1); + + y1 = ZXP(nin) + b1 * y2 + b2 * y0; + ZXP(nout) = a0 * (y1 - y0); + } + + for (int i = 0; i!= mFilterRemain;++i) + { + y0 = ZXP(nin) + b1 * y1 + b2 * y2; + ZXP(nout) = a0 * (y0 - y2); + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate BPF filter */ diff --git a/sc4pd/source/BRF.cpp b/sc4pd/source/BRF.cpp new file mode 100644 index 0000000..e6db680 --- /dev/null +++ b/sc4pd/source/BRF.cpp @@ -0,0 +1,199 @@ +/* sc4pd + BRF~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Jo Kondo: Works For Piano + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ BRF~ -------------------------------*/ + +class BRF_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(BRF_ar,sc4pd_dsp); + +public: + BRF_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mRadiansPerSample = sc_radianspersample(); + mFilterSlope = sc_filterslope(); + mFilterLoops = sc_filterloops(); + mFilterRemain = sc_filterremain(); + } + + void m_set_freq(float f) + { + m_freq=f; + changed = true; + } + + void m_set_rq(float f) + { + m_bw=f; + changed = true; + } + + +private: + float m_y1, m_y2, m_a0, m_a1, m_b2, m_freq, m_bw; + bool changed; + float mRadiansPerSample, mFilterSlope; + int mFilterLoops, mFilterRemain; + + FLEXT_CALLBACK_F(m_set_freq); + FLEXT_CALLBACK_F(m_set_rq); +}; + +FLEXT_LIB_DSP_V("BRF~",BRF_ar); + +BRF_ar::BRF_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"kfreq",m_set_freq); + FLEXT_ADDMETHOD_(0,"krq",m_set_rq); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + m_bw = sc_getfloatarg(Args,1); + changed = true; + + AddOutSignal(); + + m_a0 = 0.f; + m_a1 = 0.f; + m_b2 = 0.f; + m_y1 = 0.f; + m_y2 = 0.f; +} + +void BRF_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float ay; + float y0; + float y1 = m_y1; + float y2 = m_y2; + float a0 = m_a0; + float a1 = m_a1; + float b2 = m_b2; + + if (changed) + { + float pfreq = m_freq * mRadiansPerSample; + float pbw = m_bw * pfreq * 0.5; + + float C = tan(pbw); + float D = 2.f * cos(pfreq); + + float next_a0 = 1.f / (1.f + C); + float next_a1 = -D * next_a0; + float next_b2 = (1.f - C) * next_a0; + + float a0_slope = (next_a0 - a0) * mFilterSlope; + float a1_slope = (next_a1 - a1) * mFilterSlope; + float b2_slope = (next_b2 - b2) * mFilterSlope; + + for (int i = 0; i!= mFilterLoops;++i) + { + ay = a1 * y1; + y0 = ZXP(nin) - ay - b2 * y2; + ZXP(nout) = a0 * (y0 + y2) + ay; + + ay = a1 * y0; + y2 = ZXP(nin) - ay - b2 * y1; + ZXP(nout) = a0 * (y2 + y1) + ay; + + ay = a1 * y2; + y1 = ZXP(nin) - ay - b2 * y0; + ZXP(nout) = a0 * (y1 + y0) + ay; + + a0 += a0_slope; + a1 += a1_slope; + b2 += b2_slope; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + ay = a1 * y1; + y0 = ZXP(nin) - ay - b2 * y2; + ZXP(nout) = a0 * (y0 + y2) + ay; + y2 = y1; + y1 = y0; + } + + m_a0 = a0; + m_a1 = a1; + m_b2 = b2; + changed = false; + } + else + { + for (int i = 0; i!= mFilterLoops;++i) + { + ay = a1 * y1; + y0 = ZXP(nin) - ay - b2 * y2; + ZXP(nout) = a0 * (y0 + y2) + ay; + + ay = a1 * y0; + y2 = ZXP(nin) - ay - b2 * y1; + ZXP(nout) = a0 * (y2 + y1) + ay; + + ay = a1 * y2; + y1 = ZXP(nin) - ay - b2 * y0; + ZXP(nout) = a0 * (y1 + y0) + ay; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + ay = a1 * y1; + y0 = ZXP(nin) - ay - b2 * y2; + ZXP(nout) = a0 * (y0 + y2) + ay; + y2 = y1; + y1 = y0; + } + } + m_y1 = zapgremlins(y1); + m_y2 = zapgremlins(y2); +} + +/* no control rate BRF filter */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index f01a7ad..6d35894 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -64,7 +64,8 @@ void sc4pd_library_setup() "AllpassL~,\n" " AllpassC~, PitchShift~, Resonz~, OnePole(~), OneZero(~), " "TwoPole~, \n" - " TwoZero~, FOS(~), SOS~, RLPF~, RHPF~, LPF~, HPF~" + " TwoZero~, FOS(~), SOS~, RLPF~, RHPF~, LPF~, HPF~, BPF~, " + "BRF~" "\n" ); @@ -257,6 +258,10 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(LPF_ar); FLEXT_DSP_SETUP(HPF_ar); + + FLEXT_DSP_SETUP(BPF_ar); + + FLEXT_DSP_SETUP(BRF_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From df2f875502b072f3e4cadb359bdec2bac8b0619f Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sun, 8 Aug 2004 17:30:20 +0000 Subject: *** empty log message *** svn path=/trunk/externals/tb/; revision=1920 --- sc4pd/source/main.cpp | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 6d35894..8216421 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -65,7 +65,8 @@ void sc4pd_library_setup() " AllpassC~, PitchShift~, Resonz~, OnePole(~), OneZero(~), " "TwoPole~, \n" " TwoZero~, FOS(~), SOS~, RLPF~, RHPF~, LPF~, HPF~, BPF~, " - "BRF~" + "BRF~,\n" + " LPZ1(~), HPZ1(~), LPZ2(~), HPZ2(~), BPZ2(~), BRZ2(~)" "\n" ); @@ -262,6 +263,24 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(BPF_ar); FLEXT_DSP_SETUP(BRF_ar); + + FLEXT_DSP_SETUP(LPZ1_ar); + FLEXT_SETUP(LPZ1_kr); + + FLEXT_DSP_SETUP(HPZ1_ar); + FLEXT_SETUP(HPZ1_kr); + + FLEXT_DSP_SETUP(LPZ2_ar); + FLEXT_SETUP(LPZ2_kr); + + FLEXT_DSP_SETUP(HPZ2_ar); + FLEXT_SETUP(HPZ2_kr); + + FLEXT_DSP_SETUP(BRZ2_ar); + FLEXT_SETUP(BRZ2_kr); + + FLEXT_DSP_SETUP(BPZ2_ar); + FLEXT_SETUP(BPZ2_kr); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); -- cgit v1.2.1 From 7c4d1b479aa72612d9fcab875a88b3ec6c218773 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sun, 8 Aug 2004 17:34:16 +0000 Subject: some filters svn path=/trunk/externals/tb/; revision=1921 --- sc4pd/source/BPZ2.cpp | 140 ++++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/BRZ2.cpp | 140 ++++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/HPZ1.cpp | 132 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/HPZ2.cpp | 140 ++++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/LPZ1.cpp | 132 +++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/LPZ2.cpp | 140 ++++++++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 824 insertions(+) create mode 100644 sc4pd/source/BPZ2.cpp create mode 100644 sc4pd/source/BRZ2.cpp create mode 100644 sc4pd/source/HPZ1.cpp create mode 100644 sc4pd/source/HPZ2.cpp create mode 100644 sc4pd/source/LPZ1.cpp create mode 100644 sc4pd/source/LPZ2.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/BPZ2.cpp b/sc4pd/source/BPZ2.cpp new file mode 100644 index 0000000..a18a9dc --- /dev/null +++ b/sc4pd/source/BPZ2.cpp @@ -0,0 +1,140 @@ +/* sc4pd + BPZ2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: William Parker: Compassion Seizes Bed-Stuy + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ BPZ2~ -------------------------------*/ + +class BPZ2_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(BPZ2_ar,sc4pd_dsp); + +public: + BPZ2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mFilterLoops=sc_filterloops(); + mFilterRemain=sc_filterremain(); + } + +private: + float m_x1, m_x2; + int mFilterLoops, mFilterRemain; +}; + +FLEXT_LIB_DSP_V("BPZ2~",BPZ2_ar); + +BPZ2_ar::BPZ2_ar(int argc, t_atom *argv) +{ + AddOutSignal(); + + m_x1=0; + m_x2=0; +} + +void BPZ2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + float x2 = m_x2; + + for (int i = 0; i!=mFilterLoops ;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 - x2) * 0.5f; + x2 = ZXP(nin); + ZXP(nout) = (x2 - x1) * 0.5f; + x1 = ZXP(nin); + ZXP(nout) = (x1 - x0) * 0.5f; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 - x2) * 0.5f; + x2 = x1; + x1 = x0; + } + m_x1 = x1; + m_x2 = x2; +} + +/* ------------------------ BPZ2 -------------------------------*/ + +class BPZ2_kr: + public flext_base +{ + FLEXT_HEADER(BPZ2_kr,flext_base); + +public: + BPZ2_kr(int argc, t_atom *argv); + +protected: + void m_perform (float f); + +private: + float m_x1; + float m_x2; + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("BPZ2",BPZ2_kr); + +BPZ2_kr::BPZ2_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + + AddOutFloat(); + + m_x2 = m_x1 = 0; +} + +void BPZ2_kr::m_perform(float f) +{ + ToOutFloat(0,(f - m_x2) * 0.5f); + m_x2=m_x1; + m_x1=f; +} + diff --git a/sc4pd/source/BRZ2.cpp b/sc4pd/source/BRZ2.cpp new file mode 100644 index 0000000..4c14fa2 --- /dev/null +++ b/sc4pd/source/BRZ2.cpp @@ -0,0 +1,140 @@ +/* sc4pd + BRZ2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: William Parker: Compassion Seizes Bed-Stuy + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ BRZ2~ -------------------------------*/ + +class BRZ2_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(BRZ2_ar,sc4pd_dsp); + +public: + BRZ2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mFilterLoops=sc_filterloops(); + mFilterRemain=sc_filterremain(); + } + +private: + float m_x1, m_x2; + int mFilterLoops, mFilterRemain; +}; + +FLEXT_LIB_DSP_V("BRZ2~",BRZ2_ar); + +BRZ2_ar::BRZ2_ar(int argc, t_atom *argv) +{ + AddOutSignal(); + + m_x1=0; + m_x2=0; +} + +void BRZ2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + float x2 = m_x2; + + for (int i = 0; i!=mFilterLoops ;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 + x2) * 0.5f; + x2 = ZXP(nin); + ZXP(nout) = (x2 + x1) * 0.5f; + x1 = ZXP(nin); + ZXP(nout) = (x1 + x0) * 0.5f; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 + x2) * 0.5f; + x2 = x1; + x1 = x0; + } + m_x1 = x1; + m_x2 = x2; +} + +/* ------------------------ BRZ2 -------------------------------*/ + +class BRZ2_kr: + public flext_base +{ + FLEXT_HEADER(BRZ2_kr,flext_base); + +public: + BRZ2_kr(int argc, t_atom *argv); + +protected: + void m_perform (float f); + +private: + float m_x1; + float m_x2; + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("BRZ2",BRZ2_kr); + +BRZ2_kr::BRZ2_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + + AddOutFloat(); + + m_x2 = m_x1 = 0; +} + +void BRZ2_kr::m_perform(float f) +{ + ToOutFloat(0,(f + m_x2) * 0.5f); + m_x2=m_x1; + m_x1=f; +} + diff --git a/sc4pd/source/HPZ1.cpp b/sc4pd/source/HPZ1.cpp new file mode 100644 index 0000000..0ab5f91 --- /dev/null +++ b/sc4pd/source/HPZ1.cpp @@ -0,0 +1,132 @@ +/* sc4pd + HPZ1~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: William Parker: Compassion Seizes Bed-Stuy + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ HPZ1~ -------------------------------*/ + +class HPZ1_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(HPZ1_ar,sc4pd_dsp); + +public: + HPZ1_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + float m_x1; +}; + +FLEXT_LIB_DSP_V("HPZ1~",HPZ1_ar); + +HPZ1_ar::HPZ1_ar(int argc, t_atom *argv) +{ + AddOutSignal(); + + m_x1=0; +} + +void HPZ1_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + + int t = n >> 2; + for (int i = 0; i!= t;++i) + { + x0 = ZXP(nin); + ZXP(nout) = 0.5f * (x0 - x1); + x1 = ZXP(nin); + ZXP(nout) = 0.5f * (x1 - x0); + x0 = ZXP(nin); + ZXP(nout) = 0.5f * (x0 - x1); + x1 = ZXP(nin); + ZXP(nout) = 0.5f * (x1 - x0); + } + + t = n & 3; + for (int i = 0; i!= t;++i) + { + x0 = ZXP(nin); + ZXP(nout) = 0.5f * (x0 - x1); + x1 = x0; + } + m_x1 = x1; +} + +/* ------------------------ HPZ1 -------------------------------*/ + +class HPZ1_kr: + public flext_base +{ + FLEXT_HEADER(HPZ1_kr,flext_base); + +public: + HPZ1_kr(int argc, t_atom *argv); + +protected: + void m_perform (float f); + +private: + float m_x1; + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("HPZ1",HPZ1_kr); + +HPZ1_kr::HPZ1_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + + AddOutFloat(); + + m_x1=0; +} + +void HPZ1_kr::m_perform(float f) +{ + ToOutFloat(0,0.5f * (f - m_x1)); + m_x1=f; +} + diff --git a/sc4pd/source/HPZ2.cpp b/sc4pd/source/HPZ2.cpp new file mode 100644 index 0000000..c561455 --- /dev/null +++ b/sc4pd/source/HPZ2.cpp @@ -0,0 +1,140 @@ +/* sc4pd + HPZ2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: William Parker: Compassion Seizes Bed-Stuy + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ HPZ2~ -------------------------------*/ + +class HPZ2_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(HPZ2_ar,sc4pd_dsp); + +public: + HPZ2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mFilterLoops=sc_filterloops(); + mFilterRemain=sc_filterremain(); + } + +private: + float m_x1, m_x2; + int mFilterLoops, mFilterRemain; +}; + +FLEXT_LIB_DSP_V("HPZ2~",HPZ2_ar); + +HPZ2_ar::HPZ2_ar(int argc, t_atom *argv) +{ + AddOutSignal(); + + m_x1=0; + m_x2=0; +} + +void HPZ2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + float x2 = m_x2; + + for (int i = 0; i!=mFilterLoops ;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 - 2.f * x1 + x2) * 0.25f; + x2 = ZXP(nin); + ZXP(nout) = (x2 - 2.f * x0 + x1) * 0.25f; + x1 = ZXP(nin); + ZXP(nout) = (x1 - 2.f * x2 + x0) * 0.25f; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 - 2.f * x1 + x2) * 0.25f; + x2 = x1; + x1 = x0; + } + m_x1 = x1; + m_x2 = x2; +} + +/* ------------------------ HPZ2 -------------------------------*/ + +class HPZ2_kr: + public flext_base +{ + FLEXT_HEADER(HPZ2_kr,flext_base); + +public: + HPZ2_kr(int argc, t_atom *argv); + +protected: + void m_perform (float f); + +private: + float m_x1; + float m_x2; + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("HPZ2",HPZ2_kr); + +HPZ2_kr::HPZ2_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + + AddOutFloat(); + + m_x2 = m_x1 = 0; +} + +void HPZ2_kr::m_perform(float f) +{ + ToOutFloat(0,(f - 2.f * m_x1 + m_x2) * 0.25f); + m_x2=m_x1; + m_x1=f; +} + diff --git a/sc4pd/source/LPZ1.cpp b/sc4pd/source/LPZ1.cpp new file mode 100644 index 0000000..70e495b --- /dev/null +++ b/sc4pd/source/LPZ1.cpp @@ -0,0 +1,132 @@ +/* sc4pd + LPZ1~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: William Parker: Compassion Seizes Bed-Stuy + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ LPZ1~ -------------------------------*/ + +class LPZ1_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(LPZ1_ar,sc4pd_dsp); + +public: + LPZ1_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + +private: + float m_x1; +}; + +FLEXT_LIB_DSP_V("LPZ1~",LPZ1_ar); + +LPZ1_ar::LPZ1_ar(int argc, t_atom *argv) +{ + AddOutSignal(); + + m_x1=0; +} + +void LPZ1_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + + int t = n >> 2; + for (int i = 0; i!= t;++i) + { + x0 = ZXP(nin); + ZXP(nout) = 0.5f * (x0 + x1); + x1 = ZXP(nin); + ZXP(nout) = 0.5f * (x1 + x0); + x0 = ZXP(nin); + ZXP(nout) = 0.5f * (x0 + x1); + x1 = ZXP(nin); + ZXP(nout) = 0.5f * (x1 + x0); + } + + t = n & 3; + for (int i = 0; i!= t;++i) + { + x0 = ZXP(nin); + ZXP(nout) = 0.5f * (x0 + x1); + x1 = x0; + } + m_x1 = x1; +} + +/* ------------------------ LPZ1 -------------------------------*/ + +class LPZ1_kr: + public flext_base +{ + FLEXT_HEADER(LPZ1_kr,flext_base); + +public: + LPZ1_kr(int argc, t_atom *argv); + +protected: + void m_perform (float f); + +private: + float m_x1; + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("LPZ1",LPZ1_kr); + +LPZ1_kr::LPZ1_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + + AddOutFloat(); + + m_x1=0; +} + +void LPZ1_kr::m_perform(float f) +{ + ToOutFloat(0,0.5f * (f + m_x1)); + m_x1=f; +} + diff --git a/sc4pd/source/LPZ2.cpp b/sc4pd/source/LPZ2.cpp new file mode 100644 index 0000000..4165690 --- /dev/null +++ b/sc4pd/source/LPZ2.cpp @@ -0,0 +1,140 @@ +/* sc4pd + LPZ2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: William Parker: Compassion Seizes Bed-Stuy + +*/ + +#include "sc4pd.hpp" + +/* ------------------------ LPZ2~ -------------------------------*/ + +class LPZ2_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(LPZ2_ar,sc4pd_dsp); + +public: + LPZ2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out) + { + mFilterLoops=sc_filterloops(); + mFilterRemain=sc_filterremain(); + } + +private: + float m_x1, m_x2; + int mFilterLoops, mFilterRemain; +}; + +FLEXT_LIB_DSP_V("LPZ2~",LPZ2_ar); + +LPZ2_ar::LPZ2_ar(int argc, t_atom *argv) +{ + AddOutSignal(); + + m_x1=0; + m_x2=0; +} + +void LPZ2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + float x0; + float x1 = m_x1; + float x2 = m_x2; + + for (int i = 0; i!=mFilterLoops ;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 + 2.f * x1 + x2) * 0.25f; + x2 = ZXP(nin); + ZXP(nout) = (x2 + 2.f * x0 + x1) * 0.25f; + x1 = ZXP(nin); + ZXP(nout) = (x1 + 2.f * x2 + x0) * 0.25f; + } + + for (int i = 0; i!= mFilterRemain;++i) + { + x0 = ZXP(nin); + ZXP(nout) = (x0 + 2.f * x1 + x2) * 0.25f; + x2 = x1; + x1 = x0; + } + m_x1 = x1; + m_x2 = x2; +} + +/* ------------------------ LPZ2 -------------------------------*/ + +class LPZ2_kr: + public flext_base +{ + FLEXT_HEADER(LPZ2_kr,flext_base); + +public: + LPZ2_kr(int argc, t_atom *argv); + +protected: + void m_perform (float f); + +private: + float m_x1; + float m_x2; + FLEXT_CALLBACK_F(m_perform); +}; + +FLEXT_LIB_V("LPZ2",LPZ2_kr); + +LPZ2_kr::LPZ2_kr(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(0,m_perform); + + AddOutFloat(); + + m_x2 = m_x1 = 0; +} + +void LPZ2_kr::m_perform(float f) +{ + ToOutFloat(0,(f + 2.f * m_x1 + m_x2) * 0.25f); + m_x2=m_x1; + m_x1=f; +} + -- cgit v1.2.1 From 8e34dec617b67c4b8d8928188d175f850d6a69c4 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Thu, 9 Sep 2004 08:45:18 +0000 Subject: lfdnoises and interpolating vector/scalar operations svn path=/trunk/externals/tb/; revision=2021 --- sc4pd/source/LFDNoise0.cpp | 166 +++++++++++++++++++++++++++++++++++++++ sc4pd/source/LFDNoise1.cpp | 172 +++++++++++++++++++++++++++++++++++++++++ sc4pd/source/LFDNoise2.cpp | 188 +++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/main.cpp | 19 ++++- sc4pd/source/sc*.cpp | 113 +++++++++++++++++++++++++++ sc4pd/source/sc+.cpp | 113 +++++++++++++++++++++++++++ sc4pd/source/sc-.cpp | 142 ++++++++++++++++++++++++++++++++++ sc4pd/source/sc4pd.hpp | 2 +- sc4pd/source/scdiv.cpp | 142 ++++++++++++++++++++++++++++++++++ sc4pd/source/support.cpp | 24 +++--- sc4pd/source/support.hpp | 26 ++----- 11 files changed, 1073 insertions(+), 34 deletions(-) create mode 100644 sc4pd/source/LFDNoise0.cpp create mode 100644 sc4pd/source/LFDNoise1.cpp create mode 100644 sc4pd/source/LFDNoise2.cpp create mode 100644 sc4pd/source/sc*.cpp create mode 100644 sc4pd/source/sc+.cpp create mode 100644 sc4pd/source/sc-.cpp create mode 100644 sc4pd/source/scdiv.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/LFDNoise0.cpp b/sc4pd/source/LFDNoise0.cpp new file mode 100644 index 0000000..316b5a4 --- /dev/null +++ b/sc4pd/source/LFDNoise0.cpp @@ -0,0 +1,166 @@ +/* sc4pd + LFDNoise0~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + * + * DynNoiseUGens.cpp + * xSC3plugins + * + * Created by Alberto de Campo, Sekhar Ramacrishnan, Julian Rohrhuber on Sun May 30 2004. + * Copyright (c) 2004 HfbK. All rights reserved. + * + * + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways Past + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ LFDNoise0~ -------------------------------*/ + +class LFDNoise0_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(LFDNoise0_ar,sc4pd_dsp); + +public: + LFDNoise0_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_level; + float m_phase; + float m_smpdur; + + bool m_ar; + + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFDNoise0~",LFDNoise0_ar); + +LFDNoise0_ar::LFDNoise0_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + m_phase=0.f; + m_level=0.f; + + rgen.init(timeseed()); + + m_ar = sc_ar(Args); + + if (m_ar) + AddInSignal("freqency"); + else + AddInSignal("\"set\" frequency"); + AddOutSignal(); +} + +void LFDNoise0_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_smpdur = sc_sampledur(); +} + + +void LFDNoise0_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float level = m_level; + float phase = m_phase; + + RGET; + + if (m_ar) + { + t_sample *nin = *in; + float smpdur = m_smpdur; + for (int i = 0; i!= n; ++i) + { + phase -= ZXP(nin) * smpdur; + if (phase <= 0) + { + phase = sc_wrap(phase, 0.f, 1.f); + level = frand2(s1,s2,s3); + } + ZXP(nout) = level; + } + } + else + { + float dphase = m_smpdur * m_freq; + for (int i = 0; i!= n; ++i) + { + phase -= dphase; + if (phase <= 0) + { + phase = sc_wrap(phase, 0.f, 1.f); + level = frand2(s1,s2,s3); + } + ZXP(nout) = level; + } + } + + + m_level = level; + m_phase = phase; + + RPUT; +} + + diff --git a/sc4pd/source/LFDNoise1.cpp b/sc4pd/source/LFDNoise1.cpp new file mode 100644 index 0000000..8336b80 --- /dev/null +++ b/sc4pd/source/LFDNoise1.cpp @@ -0,0 +1,172 @@ +/* sc4pd + LFDNoise1~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + * + * DynNoiseUGens.cpp + * xSC3plugins + * + * Created by Alberto de Campo, Sekhar Ramacrishnan, Julian Rohrhuber on Sun May 30 2004. + * Copyright (c) 2004 HfbK. All rights reserved. + * + * + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways Past + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ LFDNoise1~ -------------------------------*/ + +class LFDNoise1_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(LFDNoise1_ar,sc4pd_dsp); + +public: + LFDNoise1_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_prevlevel; + float m_nextlevel; + float m_phase; + float m_smpdur; + + bool m_ar; + + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFDNoise1~",LFDNoise1_ar); + +LFDNoise1_ar::LFDNoise1_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + rgen.init(timeseed()); + + m_phase=0.f; + m_prevlevel=0.f; + m_nextlevel = rgen.frand2(); + + + m_ar = sc_ar(Args); + + if (m_ar) + AddInSignal("freqency"); + else + AddInSignal("\"set\" frequency"); + AddOutSignal(); +} + +void LFDNoise1_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_smpdur = sc_sampledur(); +} + + +void LFDNoise1_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float prevLevel = m_prevlevel; + float nextLevel = m_nextlevel; + float phase = m_phase; + + RGET; + + if (m_ar) + { + t_sample *nin = *in; + float smpdur = m_smpdur; + for (int i = 0; i!= n; ++i) + { + phase -= ZXP(nin) * smpdur; + if (phase <= 0) + { + phase = sc_wrap(phase, 0.f, 1.f); + prevLevel = nextLevel; + nextLevel = frand2(s1,s2,s3); + } + ZXP(nout) = nextLevel + ( phase * (prevLevel - nextLevel) ); + } + } + else + { + float dphase = m_smpdur * m_freq; + for (int i = 0; i!= n; ++i) + { + phase -= dphase; + if (phase <= 0) + { + phase = sc_wrap(phase, 0.f, 1.f); + prevLevel = nextLevel; + nextLevel = frand2(s1,s2,s3); + } + ZXP(nout) = nextLevel + ( phase * (prevLevel - nextLevel) ); + } + } + + m_prevlevel = prevLevel; + m_nextlevel = nextLevel; + m_phase = phase; + + RPUT; +} + + diff --git a/sc4pd/source/LFDNoise2.cpp b/sc4pd/source/LFDNoise2.cpp new file mode 100644 index 0000000..136b1c9 --- /dev/null +++ b/sc4pd/source/LFDNoise2.cpp @@ -0,0 +1,188 @@ +/* sc4pd + LFDNoise2~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + * + * DynNoiseUGens.cpp + * xSC3plugins + * + * Created by Alberto de Campo, Sekhar Ramacrishnan, Julian Rohrhuber on Sun May 30 2004. + * Copyright (c) 2004 HfbK. All rights reserved. + * + * + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways Past + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ LFDNoise2~ -------------------------------*/ + +class LFDNoise2_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(LFDNoise2_ar,sc4pd_dsp); + +public: + LFDNoise2_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + + void m_seed(int i) + { + rgen.init(i); + } + + void m_set(float f) + { + m_freq = f; + } + +private: + RGen rgen; + float m_freq; + float m_levela, m_levelb, m_levelc, m_leveld; + float m_phase; + float m_smpdur; + + bool m_ar; + + FLEXT_CALLBACK_I(m_seed); + FLEXT_CALLBACK_F(m_set); +}; + +FLEXT_LIB_DSP_V("LFDNoise2~",LFDNoise2_ar); + +LFDNoise2_ar::LFDNoise2_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD_(0,"seed",m_seed); + FLEXT_ADDMETHOD_(0,"set",m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_freq = sc_getfloatarg(Args,0); + + rgen.init(timeseed()); + + RGET; + + m_phase=0.f; + m_levela = frand2(s1, s2, s3) * 0.8f;// limits max interpol. overshoot to 1. + m_levelb = frand2(s1, s2, s3) * 0.8f; + m_levelc = frand2(s1, s2, s3) * 0.8f; + m_leveld = frand2(s1, s2, s3) * 0.8f; + + RPUT; + + m_ar = sc_ar(Args); + + if (m_ar) + AddInSignal("freqency"); + else + AddInSignal("\"set\" frequency"); + AddOutSignal(); +} + +void LFDNoise2_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + m_smpdur = sc_sampledur(); +} + + +void LFDNoise2_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nout = *out; + + float a = m_levela; + float b = m_levelb; + float c = m_levelc; + float d = m_leveld; + + float phase = m_phase; + + RGET; + + if (m_ar) + { + t_sample *nin = *in; + float smpdur = m_smpdur; + for (int i = 0; i!= n; ++i) + { + phase -= ZXP(nin) * smpdur; + if (phase <= 0) + { + phase = sc_wrap(phase, 0.f, 1.f); + a = b; + b = c; + c = d; + d = frand2(s1,s2,s3) * 0.8f; // limits max interpol. overshoot to 1. + + } + ZXP(nout) = cubicinterp(1.f - phase, a, b, c, d); + } + } + else + { + float dphase = m_smpdur * m_freq; + for (int i = 0; i!= n; ++i) + { + phase -= dphase; + if (phase <= 0) + { + phase = sc_wrap(phase, 0.f, 1.f); + a = b; + b = c; + c = d; + d = frand2(s1,s2,s3) * 0.8f; // limits max interpol. overshoot to 1. + } + ZXP(nout) = cubicinterp(1.f - phase, a, b, c, d); + } + } + + + m_phase = phase; + + m_levela = a; + m_levelb = b; + m_levelc = c; + m_leveld = d; + + RPUT; +} + + diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 8216421..13fbc90 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -66,8 +66,9 @@ void sc4pd_library_setup() "TwoPole~, \n" " TwoZero~, FOS(~), SOS~, RLPF~, RHPF~, LPF~, HPF~, BPF~, " "BRF~,\n" - " LPZ1(~), HPZ1(~), LPZ2(~), HPZ2(~), BPZ2(~), BRZ2(~)" - "\n" + " LPZ1(~), HPZ1(~), LPZ2(~), HPZ2(~), BPZ2(~), BRZ2(~), " + "LFDNoise0~,\n" + " LFDNoise1~, LFDNoise2~, sc+~, sc-~, sc*~, sc/~\n" ); //initialize objects @@ -281,6 +282,20 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(BPZ2_ar); FLEXT_SETUP(BPZ2_kr); + + FLEXT_DSP_SETUP(LFDNoise0_ar); + + FLEXT_DSP_SETUP(LFDNoise1_ar); + + FLEXT_DSP_SETUP(LFDNoise2_ar); + + FLEXT_DSP_SETUP(scadd_ar); + + FLEXT_DSP_SETUP(scsub_ar); + + FLEXT_DSP_SETUP(scmul_ar); + + FLEXT_DSP_SETUP(scdiv_ar); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/sc*.cpp b/sc4pd/source/sc*.cpp new file mode 100644 index 0000000..55ac074 --- /dev/null +++ b/sc4pd/source/sc*.cpp @@ -0,0 +1,113 @@ +/* sc4pd + sc*~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ sc*~ -------------------------------*/ + +class scmul_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(scmul_ar,sc4pd_dsp); + +public: + scmul_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_nextfactor = f; + changed = true; + } + + float m_nextfactor, m_factor; + bool changed; + +private: + FLEXT_CALLBACK_1(m_set,float); +}; + +FLEXT_LIB_DSP_V("sc*~",scmul_ar); + +scmul_ar::scmul_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(1,m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_factor = sc_getfloatarg(Args,0); + + AddInSignal("signal"); + AddInFloat("scalar"); + AddOutSignal(); + + changed = false; +} + +void scmul_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + if (changed) + { + float xb = m_nextfactor; + float slope = CALCSLOPE(xb, m_factor); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) * xb; + xb += slope; + } + m_factor = xb; + changed = false; + } + else + { + float xb = m_factor; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) * xb; + } + } +} + + diff --git a/sc4pd/source/sc+.cpp b/sc4pd/source/sc+.cpp new file mode 100644 index 0000000..e1a7e26 --- /dev/null +++ b/sc4pd/source/sc+.cpp @@ -0,0 +1,113 @@ +/* sc4pd + sc+~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways Past + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ sc+~ -------------------------------*/ + +class scadd_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(scadd_ar,sc4pd_dsp); + +public: + scadd_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_nextsummand = f; + changed = true; + } + + float m_nextsummand, m_summand; + bool changed; + +private: + FLEXT_CALLBACK_1(m_set,float); +}; + +FLEXT_LIB_DSP_V("sc+~",scadd_ar); + +scadd_ar::scadd_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(1,m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_summand = sc_getfloatarg(Args,0); + + AddInSignal("signal"); + AddInFloat("scalar"); + AddOutSignal(); + + changed = false; +} + +void scadd_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + if (changed) + { + float xb = m_nextsummand; + float slope = CALCSLOPE(xb, m_summand); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) + xb; + xb += slope; + } + m_summand = xb; + changed = false; + } + else + { + float xb = m_summand; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) + xb; + } + } +} + + diff --git a/sc4pd/source/sc-.cpp b/sc4pd/source/sc-.cpp new file mode 100644 index 0000000..0dfd2ce --- /dev/null +++ b/sc4pd/source/sc-.cpp @@ -0,0 +1,142 @@ +/* sc4pd + sc-~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ sc-~ -------------------------------*/ + +class scsub_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(scsub_ar,sc4pd_dsp); + +public: + scsub_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_nextsubtrahend = f; + changed = true; + } + + float m_nextsubtrahend, m_subtrahend; + bool changed; + bool invert; + +private: + FLEXT_CALLBACK_1(m_set,float); +}; + +FLEXT_LIB_DSP_V("sc-~",scsub_ar); + +scsub_ar::scsub_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(1,m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_subtrahend = sc_getfloatarg(Args,0); + + invert = sc_inv(Args); + + AddInSignal("signal"); + AddInFloat("scalar"); + AddOutSignal(); + + changed = false; +} + +void scsub_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + if (invert) + { + if (changed) + { + float xb = m_nextsubtrahend; + float slope = CALCSLOPE(xb, m_subtrahend); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = xb - ZXP(nin); + xb += slope; + } + m_subtrahend = xb; + changed = false; + } + else + { + float xb = m_subtrahend; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = xb - ZXP(nin); + } + } + } + else + { + if (changed) + { + float xb = m_nextsubtrahend; + float slope = CALCSLOPE(xb, m_subtrahend); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) - xb; + xb += slope; + } + m_subtrahend = xb; + changed = false; + } + else + { + float xb = m_subtrahend; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) - xb; + } + } + } +} + diff --git a/sc4pd/source/sc4pd.hpp b/sc4pd/source/sc4pd.hpp index f80b177..13d82c0 100644 --- a/sc4pd/source/sc4pd.hpp +++ b/sc4pd/source/sc4pd.hpp @@ -124,5 +124,5 @@ class sc4pd_dsp }; -#define _SC$PD_HPP +#define _SC4PD_HPP #endif diff --git a/sc4pd/source/scdiv.cpp b/sc4pd/source/scdiv.cpp new file mode 100644 index 0000000..045d1b4 --- /dev/null +++ b/sc4pd/source/scdiv.cpp @@ -0,0 +1,142 @@ +/* sc4pd + sc/~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ sc/~ -------------------------------*/ + +class scdiv_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(scdiv_ar,sc4pd_dsp); + +public: + scdiv_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_nextdivisor = f; + changed = true; + } + + float m_nextdivisor, m_divisor; + bool changed; + bool invert; + +private: + FLEXT_CALLBACK_1(m_set,float); +}; + +FLEXT_LIB_DSP_V("sc/~",scdiv_ar); + +scdiv_ar::scdiv_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(1,m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_divisor = sc_getfloatarg(Args,0); + + invert = sc_inv(Args); + + AddInSignal("signal"); + AddInFloat("scalar"); + AddOutSignal(); + + changed = false; +} + +void scdiv_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + if (invert) + { + if (changed) + { + float xb = m_nextdivisor; + float slope = CALCSLOPE(xb, m_divisor); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = xb / ZXP(nin); + xb += slope; + } + m_divisor = xb; + changed = false; + } + else + { + float xb = m_divisor; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = xb / ZXP(nin); + } + } + } + else + { + if (changed) + { + float xb = m_nextdivisor; + float slope = CALCSLOPE(xb, m_divisor); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) / xb; + xb += slope; + } + m_divisor = xb; + changed = false; + } + else + { + float xb = m_divisor; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) / xb; + } + } + } +} + diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp index fd87c86..077ea45 100644 --- a/sc4pd/source/support.cpp +++ b/sc4pd/source/support.cpp @@ -77,16 +77,20 @@ bool sc_ar(flext::AtomList a) return false; } -// macros to put rgen state in registers -#define RGET \ - uint32 s1 = rgen.s1; \ - uint32 s2 = rgen.s2; \ - uint32 s3 = rgen.s3; - -#define RPUT \ - rgen.s1 = s1; \ - rgen.s2 = s2; \ - rgen.s3 = s3; +bool sc_inv(flext::AtomList a) +{ + for (int i = 0; i!=a.Count();++i) + { + if ( flext::IsSymbol(a[i]) ) + { + const char * teststring; + teststring = flext::GetString(a[i]); + if((strcmp(teststring,"inv"))==0) + return true; + } + } + return false; +} int32 timeseed() { diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index 3972c83..a9258e8 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -50,6 +50,7 @@ bool sc_add (flext::AtomList a); float sc_getfloatarg (flext::AtomList a,int i); bool sc_ar(flext::AtomList a); +bool sc_inv(flext::AtomList a); /* for rngs */ @@ -94,7 +95,7 @@ inline float CalcFeedback(float delaytime, float decaytime) } -/* this is copied from thomas grill's xsample: +/* this is adapted from thomas grill's xsample: xsample - extended sample objects for Max/MSP and pd (pure data) Copyright (c) 2001-2004 Thomas Grill (xovo@gmx.net) @@ -102,34 +103,17 @@ For information on usage and redistribution, and for a DISCLAIMER OF ALL WARRANTIES, see the file, "license.txt," in this distribution. */ -#define F float -#define D double -#define I int -#define L long -#define C char -#define V void -#define BL bool -#define S t_sample - #define SETSIGFUN(VAR,FUN) v_##VAR = FUN -#define DEFSIGFUN(NAME) V NAME(I n,S *const *in,S *const *out) +#define DEFSIGFUN(NAME) void NAME(int n,t_sample *const *in,t_sample *const *out) #define DEFSIGCALL(NAME) \ - inline V NAME(I n,S *const *in,S *const *out) \ + inline void NAME(int n,t_sample *const *in,t_sample *const *out) \ { (this->*v_##NAME)(n,in,out); } \ - V (thisType::*v_##NAME)(I n,S *const *invecs,S *const *outvecs) + void (thisType::*v_##NAME)(int n,t_sample *const *invecs,t_sample *const *outvecs) #define SIGFUN(FUN) &thisType::FUN -#undef F -#undef D -#undef I -#undef L -#undef C -#undef V -#undef BL -#undef S #endif -- cgit v1.2.1 From ba1866d2b465633b6d4b3ebbba2c6dc6c0e25d6b Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Sat, 11 Sep 2004 08:10:45 +0000 Subject: ... svn path=/trunk/externals/tb/; revision=2024 --- sc4pd/source/Convolution.cpp | 222 +++ sc4pd/source/fftlib.c | 3306 ++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/fftlib.h | 62 + sc4pd/source/main.cpp | 9 +- sc4pd/source/sc*.cpp | 113 -- sc4pd/source/scmul.cpp | 113 ++ sc4pd/source/support.cpp | 74 + sc4pd/source/support.hpp | 5 + 8 files changed, 3790 insertions(+), 114 deletions(-) create mode 100644 sc4pd/source/Convolution.cpp create mode 100644 sc4pd/source/fftlib.c create mode 100644 sc4pd/source/fftlib.h delete mode 100644 sc4pd/source/sc*.cpp create mode 100644 sc4pd/source/scmul.cpp (limited to 'sc4pd/source') diff --git a/sc4pd/source/Convolution.cpp b/sc4pd/source/Convolution.cpp new file mode 100644 index 0000000..0026b01 --- /dev/null +++ b/sc4pd/source/Convolution.cpp @@ -0,0 +1,222 @@ +/* sc4pd + Convolution~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Ambarchi/Muller/Voice Crack: Oystered + +*/ + +#include "sc4pd.hpp" +#include "fftlib.h" + +/* ------------------------ Convolution~ -------------------------------*/ + +class Convolution_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(Convolution_ar,sc4pd_dsp); + +public: + Convolution_ar(int argc, t_atom *argv); + ~Convolution_ar(); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + virtual void m_dsp(int n, t_sample *const *in, t_sample *const *out); + +private: + int m_pos, m_insize, m_fftsize,m_mask; + int m_log2n; + + float *m_inbuf1,*m_inbuf2, *m_fftbuf1, *m_fftbuf2, *m_outbuf,*m_overlapbuf; + +}; + +FLEXT_LIB_DSP_V("Convolution~",Convolution_ar); + +Convolution_ar::Convolution_ar(int argc, t_atom *argv) +{ + + //parse arguments + AtomList Args(argc,argv); + + m_insize = sc_getfloatarg(Args,0); + + AddInSignal("signal"); + AddInSignal("kernel"); + AddOutSignal(); + + + //require size N+M-1 to be a power of two + + m_fftsize=2*(m_insize); + + //just use memory for the input buffers and fft buffers + int insize = m_insize * sizeof(float); + int fftsize = m_fftsize * sizeof(float); + + m_inbuf1 = new float[m_insize]; + m_inbuf2 = new float[m_insize]; + + m_fftbuf1 = new float[m_fftsize]; + m_fftbuf2 = new float[m_fftsize]; + + m_outbuf = new float[m_fftsize]; + m_overlapbuf = new float[m_insize]; + + memset(m_outbuf, 0, fftsize); + memset(m_overlapbuf, 0, insize); + + m_log2n = LOG2CEIL(m_fftsize); + + //test for full input buffer + m_mask = m_insize; + m_pos = 0; +} + +Convolution_ar::~Convolution_ar() +{ + delete m_inbuf1; + delete m_inbuf2; + + delete m_fftbuf1; + delete m_fftbuf2; + + delete m_outbuf; + delete m_overlapbuf; +} + +void Convolution_ar::m_dsp(int n, t_sample *const *in, + t_sample *const *out) +{ + +} + +extern float* cosTable[32]; + +void Convolution_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + float *in1 = in[0]; + float *in2 = in[1]; + + float *out1 = m_inbuf1 + m_pos; + float *out2 = m_inbuf2 + m_pos; + + int numSamples = 2*n; //??? mWorld->mFullRate.mBufLength; + + // copy input + CopySamples(out1, in1, numSamples); + CopySamples(out2, in2, numSamples); + + m_pos += numSamples; + + if (m_pos & m_insize) + { + + //have collected enough samples to transform next frame + m_pos = 0; //reset collection counter + + // copy to fftbuf + + uint32 insize=m_insize * sizeof(float); + memcpy(m_fftbuf1, m_inbuf1, insize); + memcpy(m_fftbuf2, m_inbuf2, insize); + + //zero pad second part of buffer to allow for convolution + memset(m_fftbuf1+m_insize, 0, insize); + memset(m_fftbuf2+m_insize, 0, insize); + + int log2n = m_log2n; + + + // do windowing + DoWindowing(log2n, m_fftbuf1, m_fftsize); + DoWindowing(log2n, m_fftbuf2, m_fftsize); + + // do fft +/* #if __VEC__ + ctoz(m_fftbuf1, 2, outbuf1, 1, 1L<> 1; //m_fftsize - 2 >> 1; + + float * p1= m_fftbuf1; + float * p2= m_fftbuf2; + + p1[0] *= p2[0]; + p1[1] *= p2[1]; + + //complex multiply + for (int i=1; ibin[i]; + p1[imagind]= imag; + } + + //copy second part from before to overlap + memcpy(m_overlapbuf, m_outbuf+m_insize, m_insize * sizeof(float)); + + //inverse fft into outbuf + memcpy(m_outbuf, m_fftbuf1, m_fftsize * sizeof(float)); + + //in place + riffts(m_outbuf, log2n, 1, cosTable[log2n]); + + DoWindowing(log2n, m_outbuf, m_fftsize); + } + + //write out samples copied from outbuf, with overlap added in + + float *output = out[0]; + float *nout= m_outbuf+m_pos; + float *overlap= m_overlapbuf+m_pos; + + for (int i=0; i +#include "fftlib.h" + +#define MAXMROOT 9 /* 2^(MAXMROOT-1) = # of elements in BRcnt */ + +/* Bit reversed counter */ +static const unsigned char BRcnt[256] = { + 0, 128, 64, 192, 32, 160, 96, 224, 16, 144, 80, 208, + 48, 176, 112, 240, 8, 136, 72, 200, 40, 168, 104, 232, + 24, 152, 88, 216, 56, 184, 120, 248, 4, 132, 68, 196, + 36, 164, 100, 228, 20, 148, 84, 212, 52, 180, 116, 244, + 12, 140, 76, 204, 44, 172, 108, 236, 28, 156, 92, 220, + 60, 188, 124, 252, 2, 130, 66, 194, 34, 162, 98, 226, + 18, 146, 82, 210, 50, 178, 114, 242, 10, 138, 74, 202, + 42, 170, 106, 234, 26, 154, 90, 218, 58, 186, 122, 250, + 6, 134, 70, 198, 38, 166, 102, 230, 22, 150, 86, 214, + 54, 182, 118, 246, 14, 142, 78, 206, 46, 174, 110, 238, + 30, 158, 94, 222, 62, 190, 126, 254, 1, 129, 65, 193, + 33, 161, 97, 225, 17, 145, 81, 209, 49, 177, 113, 241, + 9, 137, 73, 201, 41, 169, 105, 233, 25, 153, 89, 217, + 57, 185, 121, 249, 5, 133, 69, 197, 37, 165, 101, 229, + 21, 149, 85, 213, 53, 181, 117, 245, 13, 141, 77, 205, + 45, 173, 109, 237, 29, 157, 93, 221, 61, 189, 125, 253, + 3, 131, 67, 195, 35, 163, 99, 227, 19, 147, 83, 211, + 51, 179, 115, 243, 11, 139, 75, 203, 43, 171, 107, 235, + 27, 155, 91, 219, 59, 187, 123, 251, 7, 135, 71, 199, + 39, 167, 103, 231, 23, 151, 87, 215, 55, 183, 119, 247, + 15, 143, 79, 207, 47, 175, 111, 239, 31, 159, 95, 223, + 63, 191, 127, 255 }; + +/* Table of powers of 2 */ +static const long Ntbl[21] = {1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, + 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576}; + +long FFTInit(long *fftMptr, long fftN, float *Utbl){ +/* Compute cosine table and check size for complex ffts */ +/* INPUTS */ +/* fftN = size of fft */ +/* OUTPUTS */ +/* *fftMptr = log2 of fft size */ +/* *Utbl = cosine table with fftN/4 + 1 entries (angles = 0 to pi/2 inclusive) */ +/* RETURNS */ +/* 1 if fftN is invalid, 0 otherwise */ +long i1, ErrVal; +ErrVal = 0; +*fftMptr = (long)(log(fftN)/log(2.0) + 0.5); +if ((*fftMptr >= 3) & (*fftMptr <= 19) & (int)(pow(2,*fftMptr)+.5) == fftN) + for (i1 = 0; i1 <= fftN/4; i1++) + Utbl[i1] = cos( ( 3.1415926535897932384626433832795 * 2.0 * i1 ) / fftN ); +else + ErrVal = 1; +return ErrVal; +} + +long rFFTInit(long *fftMptr, long fftN, float *Utbl){ +/* Compute cosine table and check size for a real input fft */ +/* INPUTS */ +/* fftN = size of fft */ +/* OUTPUTS */ +/* *fftMptr = log2 of fft size */ +/* *Utbl = cosine table with fftN/4 + 1 entries (angles = 0 to pi/2 inclusive) */ +/* RETURNS */ +/* 1 if fftN is invalid, 0 otherwise */ +long i1, ErrVal; +ErrVal = 0; +*fftMptr = (long)(log(fftN)/log(2.0) + 0.5); +if ((*fftMptr >= 4) & (*fftMptr <= 20) & (int)(pow(2,*fftMptr)+.5) == fftN) + + for (i1 = 0; i1 <= fftN/4; i1++) + Utbl[i1] = cos( ( 3.1415926535897932384626433832795 * 2.0 * i1 ) / fftN ); +else + ErrVal = 1; +return ErrVal; +} + +void ffts(float *ioptr, long M, long Rows, float *Utbl){ +/* Compute in-place complex fft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = input data array */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = output data array */ + +long Flyinc; +long FlyOffsetA; +long FlyOffsetAIm; +long FlyOffsetB; +long FlyOffsetBIm; +long NsameU1; +long NsameU2; +long NsameU4; +long diffUcnt; +long LoopCnt; + +float scale; +float fly0r; +float fly0i; +float fly1r; +float fly1i; +float fly2r; +float fly2i; +float fly3r; +float fly3i; +float fly4r; +float fly4i; +float fly5r; +float fly5i; +float fly6r; +float fly6i; +float fly7r; +float fly7i; +float U0r; +float U0i; +float U1r; +float U1i; +float U2r; +float U2i; +float U3r; +float U3i; +float t0r; +float t0i; +float t1r; +float t1i; + +float *fly0P; +float *fly1P; +float *fly2P; +float *fly3P; + +float *U0rP; +float *U0iP; +float *U1rP; +float *U1iP; +float *U2rP; +float *U2iP; +float *IOP; +long U3offset; + +long stage; +long NdiffU; +long LoopN; + +const long BRshift = MAXMROOT - (M>>1); +const long Nrems2 = Ntbl[M-(M>>1)+1]; +const long Nroot_1_ColInc = (Ntbl[M-1]-Ntbl[M-(M>>1)])*2; + +scale = 2.0; +for (;Rows>0;Rows--){ + +FlyOffsetA = Ntbl[M] * (2/2); +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetB = FlyOffsetA + 2; +FlyOffsetBIm = FlyOffsetB + 1; + +/* BitrevR2 ** bit reverse and first radix 2 stage ******/ + +for (stage = 0; stage < Ntbl[M-(M>>1)]*2; stage += Ntbl[M>>1]*2){ + for (LoopN = (Ntbl[(M>>1)-1]-1); LoopN >= 0; LoopN--){ + LoopCnt = (Ntbl[(M>>1)-1]-1); + fly0P = ioptr+ Nroot_1_ColInc + ((int)BRcnt[LoopN] >> BRshift)*(2*2) + stage; + IOP = ioptr + (LoopN<<(M+1)/2) * 2 + stage; + fly1P = IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2); + fly0r = *(fly0P); + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + for (; LoopCnt > LoopN;){ + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + fly4r = *(fly1P); + fly4i = *(fly1P+1); + fly5r = *(fly1P+FlyOffsetA); + fly5i = *(fly1P+FlyOffsetAIm); + fly6r = *(fly1P+2); + fly6i = *(fly1P+(2+1)); + fly7r = *(fly1P+FlyOffsetB); + fly7i = *(fly1P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + fly0r = fly4r + fly5r; + fly0i = fly4i + fly5i; + fly5r = fly4r - fly5r; + fly5i = fly4i - fly5i; + fly2r = fly6r + fly7r; + fly2i = fly6i + fly7i; + fly7r = fly6r - fly7r; + fly7i = fly6i - fly7i; + + *(fly1P) = t0r; + *(fly1P+1) = t0i; + *(fly1P+2) = fly1r; + *(fly1P+(2+1)) = fly1i; + *(fly1P+FlyOffsetA) = t1r; + *(fly1P+FlyOffsetAIm) = t1i; + *(fly1P+FlyOffsetB) = fly3r; + *(fly1P+FlyOffsetBIm) = fly3i; + *(fly0P) = fly0r; + *(fly0P+1) = fly0i; + *(fly0P+2) = fly5r; + *(fly0P+(2+1)) = fly5i; + *(fly0P+FlyOffsetA) = fly2r; + *(fly0P+FlyOffsetAIm) = fly2i; + *(fly0P+FlyOffsetB) = fly7r; + *(fly0P+FlyOffsetBIm) = fly7i; + + fly0P -= Nrems2; + fly0r = *(fly0P); + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + LoopCnt -= 1; + fly1P = (IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2)); + }; + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + + *(fly0P) = t0r; + *(fly0P+1) = t0i; + *(fly0P+2) = fly1r; + *(fly0P+(2+1)) = fly1i; + *(fly0P+FlyOffsetA) = t1r; + *(fly0P+FlyOffsetAIm) = t1i; + *(fly0P+FlyOffsetB) = fly3r; + *(fly0P+FlyOffsetBIm) = fly3i; + + }; +}; + + + +/**** FFTC **************/ + +NdiffU = 2; +Flyinc = (NdiffU); + +NsameU4 = Ntbl[M]/4; +LoopN = Ntbl[M-3]; + +stage = ((M-1)/3); +if ( (M-1-(stage * 3)) != 0 ){ + FlyOffsetA = Flyinc << 2; + FlyOffsetB = FlyOffsetA << 1; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + if ( (M-1-(stage * 3)) == 1 ){ + /* 1 radix 2 stage */ + + IOP = ioptr; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 + t1 - - t1 + f2 - 1- f5 + f1 - -i- f7 + f4 - - f4 + f0 - - f0 + f6 - 1- f2 + f3 - -i- f1 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r - fly1i; + fly7i = t1i + fly1r; + t1r = t1r + fly1i; + t1i = t1i - fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r - fly3i; + fly1i = fly0i + fly3r; + fly0r = fly0r + fly3i; + fly0i = fly0i - fly3r; + + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly0P + FlyOffsetA) = fly4r; + *(fly0P + FlyOffsetAIm) = fly4i; + *(fly3P + FlyOffsetA) = fly1r; + *(fly3P + FlyOffsetAIm) = fly1i; + *(fly1P + FlyOffsetA) = fly0r; + *(fly1P + FlyOffsetAIm) = fly0i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + }; + + NsameU4 >>= 1; + LoopN >>= 1; + NdiffU <<= 1; + Flyinc = Flyinc << 1; + } + else{ + /* 1 radix 4 stage */ + IOP = ioptr; + + U3r = 0.7071067811865475244008443621; /* sqrt(0.5); */ + U3i = U3r; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 - - t0 + t1 - - t1 - - t1 + f2 - 1- f5 - - f5 + f1 - -i- f7 - - f7 + f4 - - f4 - 1- f6 + f0 - - f0 -U3 - f3 + f6 - 1- f2 - -i- f4 + f3 - -i- f1 -U3a- f2 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r - fly1i; + fly7i = t1i + fly1r; + t1r = t1r + fly1i; + t1i = t1i - fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r - fly3i; + fly1i = fly0i + fly3r; + fly0r = fly0r + fly3i; + fly0i = fly0i - fly3r; + + + fly6r = t0r - fly4r; + fly6i = t0i - fly4i; + t0r = t0r + fly4r; + t0i = t0i + fly4i; + + fly3r = fly5r - fly2i; + fly3i = fly5i + fly2r; + fly5r = fly5r + fly2i; + fly5i = fly5i - fly2r; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r - U3i * fly0i; + fly4i = t1i + U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly2r = fly7r + U3i * fly1r; + fly2r = fly2r - U3r * fly1i; + fly2i = fly7i + U3r * fly1r; + fly2i = fly2i + U3i * fly1i; + fly7r = scale * fly7r - fly2r; + fly7i = scale * fly7i - fly2i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P + FlyOffsetA) = fly3r; + *(fly2P + FlyOffsetAIm) = fly3i; + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly3P + FlyOffsetA) = fly2r; + *(fly3P + FlyOffsetAIm) = fly2i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + + }; + + NsameU4 >>= 2; + LoopN >>= 2; + NdiffU <<= 2; + Flyinc = Flyinc << 2; + }; +}; + +NsameU2 = NsameU4 >> 1; +NsameU1 = NsameU2 >> 1; +Flyinc <<= 1; +FlyOffsetA = Flyinc << 2; +FlyOffsetB = FlyOffsetA << 1; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetBIm = FlyOffsetB + 1; +LoopN >>= 1; +/* ****** RADIX 8 Stages */ +for (stage = stage<<1; stage > 0 ; stage--){ + + /* an fft stage is done in two parts to ease use of the single quadrant cos table */ + +/* fftcalc1(iobuf, Utbl, N, NdiffU, LoopN); */ + if(!(stage&1)){ + U0rP = &Utbl[0]; + U0iP = &Utbl[Ntbl[M-2]]; + U1rP = U0rP; + U1iP = U0iP; + U2rP = U0rP; + U2iP = U0iP; + U3offset = (Ntbl[M]) / 8; + + IOP = ioptr; + + U0r = *U0rP, + U0i = *U0iP; + U1r = *U1rP, + U1i = *U1iP; + U2r = *U2rP, + U2i = *U2iP; + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + } + + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + for (diffUcnt = (NdiffU)>>1; diffUcnt != 0; diffUcnt--){ + + /* Butterflys */ + /* + f0 - - t0 - - t0 - - t0 + f1 -U0 - t1 - - t1 - - t1 + f2 - - f2 -U1 - f5 - - f3 + f3 -U0 - f1 -U1a- f7 - - f7 + f4 - - f4 - - f4 -U2 - f6 + f5 -U0 - f0 - - f0 -U3 - f4 + f6 - - f6 -U1 - f2 -U2a- f2 + f7 -U0 - f3 -U1a- f1 -U3a- f5 + */ + + fly0r = *(IOP); + fly0i = *(IOP+1); + fly1r = *(fly1P); + fly1i = *(fly1P+1); + + for (LoopCnt = LoopN-1; LoopCnt > 0 ; LoopCnt--){ + + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r - U0i * fly1i; + t1i = fly0i + U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r - U0i * fly3i; + fly1i = fly2i + U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r - U0i * fly5i; + fly0i = fly4i + U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r - U0i * fly7i; + fly3i = fly6i + U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r - U1i * fly2i; + fly5i = t0i + U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r - U1r * fly1i; + fly7i = t1i + U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r - U1i * fly6i; + fly2i = fly4i + U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r - U1r * fly3i; + fly1i = fly0i + U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r - U2i * fly4i; + fly6i = t0i + U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r + U2r * fly2i; + fly3i = fly5i - U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r - U3i * fly0i; + fly4i = t1i + U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r - U3r * fly1i; + fly5i = fly7i + U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + + fly0r = *(fly0P + FlyOffsetB); + fly0i = *(fly0P + FlyOffsetBIm); + + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + fly1r = *(fly1P + FlyOffsetB); + fly1i = *(fly1P + FlyOffsetBIm); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + }; + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r - U0i * fly1i; + t1i = fly0i + U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r - U0i * fly3i; + fly1i = fly2i + U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r - U0i * fly5i; + fly0i = fly4i + U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r - U0i * fly7i; + fly3i = fly6i + U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r - U1i * fly2i; + fly5i = t0i + U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r - U1r * fly1i; + fly7i = t1i + U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r - U1i * fly6i; + fly2i = fly4i + U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r - U1r * fly3i; + fly1i = fly0i + U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + U0i = *(U0iP = (U0iP - NsameU4)); + U0r = *(U0rP = (U0rP + NsameU4)); + U1r = *(U1rP = (U1rP + NsameU2)); + U1i = *(U1iP = (U1iP - NsameU2)); + if(stage&1) + U0r = -U0r; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r - U2i * fly4i; + fly6i = t0i + U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r + U2r * fly2i; + fly3i = fly5i - U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r - U3i * fly0i; + fly4i = t1i + U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r - U3r * fly1i; + fly5i = fly7i + U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + + U2r = *(U2rP = (U2rP + NsameU1)); + U2i = *(U2iP = (U2iP - NsameU1)); + + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + IOP = IOP + 2; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + }; + NsameU4 = -NsameU4; + + if(stage&1){ + LoopN >>= 3; + NsameU1 >>= 3; + NsameU2 >>= 3; + NsameU4 >>= 3; + NdiffU <<= 3; + Flyinc <<= 3; + FlyOffsetA <<= 3; + FlyOffsetB <<= 3; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + } +} +ioptr += 2*Ntbl[M]; +} +} + +void iffts(float *ioptr, long M, long Rows, float *Utbl){ +/* Compute in-place inverse complex fft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = input data array */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = output data array */ + +long Flyinc; +long FlyOffsetA; +long FlyOffsetAIm; +long FlyOffsetB; +long FlyOffsetBIm; +long NsameU1; +long NsameU2; +long NsameU4; +long diffUcnt; +long LoopCnt; + +float scale; +float fly0r; +float fly0i; +float fly1r; +float fly1i; +float fly2r; +float fly2i; +float fly3r; +float fly3i; +float fly4r; +float fly4i; +float fly5r; +float fly5i; +float fly6r; +float fly6i; +float fly7r; +float fly7i; +float U0r; +float U0i; +float U1r; +float U1i; +float U2r; +float U2i; +float U3r; +float U3i; +float t0r; +float t0i; +float t1r; +float t1i; + +float *fly0P; +float *fly1P; +float *fly2P; +float *fly3P; +float *U0rP; +float *U0iP; +float *U1rP; +float *U1iP; +float *U2rP; +float *U2iP; +float *IOP; +long U3offset; + +long stage; +long NdiffU; +long LoopN; + +const long BRshift = MAXMROOT - (M>>1); +const long Nrems2 = Ntbl[M-(M>>1)+1]; +const long Nroot_1_ColInc = (Ntbl[M-1]-Ntbl[M-(M>>1)])*2; + +for (;Rows>0;Rows--){ + +FlyOffsetA = Ntbl[M] * 2/2; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetB = FlyOffsetA + 2; +FlyOffsetBIm = FlyOffsetB + 1; + +/* BitrevR2 ** bit reverse and first radix 2 stage ******/ + +scale = 1./Ntbl[M]; +for (stage = 0; stage < Ntbl[M-(M>>1)]*2; stage += Ntbl[M>>1]*2){ + for (LoopN = (Ntbl[(M>>1)-1]-1); LoopN >= 0; LoopN--){ + LoopCnt = (Ntbl[(M>>1)-1]-1); + fly0P = ioptr + Nroot_1_ColInc + ((int)BRcnt[LoopN] >> BRshift)*(2*2) + stage; + IOP = ioptr + (LoopN<<(M+1)/2) * 2 + stage; + fly1P = IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2); + fly0r = *(fly0P); + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + for (; LoopCnt > LoopN;){ + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + fly4r = *(fly1P); + fly4i = *(fly1P+1); + fly5r = *(fly1P+FlyOffsetA); + fly5i = *(fly1P+FlyOffsetAIm); + fly6r = *(fly1P+2); + fly6i = *(fly1P+(2+1)); + fly7r = *(fly1P+FlyOffsetB); + fly7i = *(fly1P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + fly0r = fly4r + fly5r; + fly0i = fly4i + fly5i; + fly5r = fly4r - fly5r; + fly5i = fly4i - fly5i; + fly2r = fly6r + fly7r; + fly2i = fly6i + fly7i; + fly7r = fly6r - fly7r; + fly7i = fly6i - fly7i; + + *(fly1P) = scale*t0r; + *(fly1P+1) = scale*t0i; + *(fly1P+2) = scale*fly1r; + *(fly1P+(2+1)) = scale*fly1i; + *(fly1P+FlyOffsetA) = scale*t1r; + *(fly1P+FlyOffsetAIm) = scale*t1i; + *(fly1P+FlyOffsetB) = scale*fly3r; + *(fly1P+FlyOffsetBIm) = scale*fly3i; + *(fly0P) = scale*fly0r; + *(fly0P+1) = scale*fly0i; + *(fly0P+2) = scale*fly5r; + *(fly0P+(2+1)) = scale*fly5i; + *(fly0P+FlyOffsetA) = scale*fly2r; + *(fly0P+FlyOffsetAIm) = scale*fly2i; + *(fly0P+FlyOffsetB) = scale*fly7r; + *(fly0P+FlyOffsetBIm) = scale*fly7i; + + fly0P -= Nrems2; + fly0r = *(fly0P); + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + LoopCnt -= 1; + fly1P = (IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2)); + }; + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + + *(fly0P) = scale*t0r; + *(fly0P+1) = scale*t0i; + *(fly0P+2) = scale*fly1r; + *(fly0P+(2+1)) = scale*fly1i; + *(fly0P+FlyOffsetA) = scale*t1r; + *(fly0P+FlyOffsetAIm) = scale*t1i; + *(fly0P+FlyOffsetB) = scale*fly3r; + *(fly0P+FlyOffsetBIm) = scale*fly3i; + + }; +}; + +/**** FFTC **************/ + +scale = 2.0; + +NdiffU = 2; +Flyinc = (NdiffU); + +NsameU4 = Ntbl[M]/4; +LoopN = Ntbl[M-3]; + +stage = ((M-1)/3); +if ( (M-1-(stage * 3)) != 0 ){ + FlyOffsetA = Flyinc << 2; + FlyOffsetB = FlyOffsetA << 1; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + if ( (M-1-(stage * 3)) == 1 ){ + /* 1 radix 2 stage */ + + IOP = ioptr; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 + t1 - - t1 + f2 - 1- f5 + f1 - -i- f7 + f4 - - f4 + f0 - - f0 + f6 - 1- f2 + f3 - -i- f1 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r + fly1i; + fly7i = t1i - fly1r; + t1r = t1r - fly1i; + t1i = t1i + fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r + fly3i; + fly1i = fly0i - fly3r; + fly0r = fly0r - fly3i; + fly0i = fly0i + fly3r; + + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly0P + FlyOffsetA) = fly4r; + *(fly0P + FlyOffsetAIm) = fly4i; + *(fly3P + FlyOffsetA) = fly1r; + *(fly3P + FlyOffsetAIm) = fly1i; + *(fly1P + FlyOffsetA) = fly0r; + *(fly1P + FlyOffsetAIm) = fly0i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + }; + + NsameU4 >>= 1; + LoopN >>= 1; + NdiffU <<= 1; + Flyinc = Flyinc << 1; + } + else{ + /* 1 radix 4 stage */ + IOP = ioptr; + + U3r = 0.7071067811865475244008443621; /* sqrt(0.5); */ + U3i = U3r; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 - - t0 + t1 - - t1 - - t1 + f2 - 1- f5 - - f5 + f1 - -i- f7 - - f7 + f4 - - f4 - 1- f6 + f0 - - f0 -U3 - f3 + f6 - 1- f2 - -i- f4 + f3 - -i- f1 -U3a- f2 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r + fly1i; + fly7i = t1i - fly1r; + t1r = t1r - fly1i; + t1i = t1i + fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r + fly3i; + fly1i = fly0i - fly3r; + fly0r = fly0r - fly3i; + fly0i = fly0i + fly3r; + + fly6r = t0r - fly4r; + fly6i = t0i - fly4i; + t0r = t0r + fly4r; + t0i = t0i + fly4i; + + fly3r = fly5r + fly2i; + fly3i = fly5i - fly2r; + fly5r = fly5r - fly2i; + fly5i = fly5i + fly2r; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r + U3i * fly0i; + fly4i = t1i - U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly2r = fly7r + U3i * fly1r; + fly2r = fly2r + U3r * fly1i; + fly2i = fly7i - U3r * fly1r; + fly2i = fly2i + U3i * fly1i; + fly7r = scale * fly7r - fly2r; + fly7i = scale * fly7i - fly2i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P + FlyOffsetA) = fly3r; + *(fly2P + FlyOffsetAIm) = fly3i; + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly3P + FlyOffsetA) = fly2r; + *(fly3P + FlyOffsetAIm) = fly2i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + + }; + + NsameU4 >>= 2; + LoopN >>= 2; + NdiffU <<= 2; + Flyinc = Flyinc << 2; + }; +}; + +NsameU2 = NsameU4 >> 1; +NsameU1 = NsameU2 >> 1; +Flyinc <<= 1; +FlyOffsetA = Flyinc << 2; +FlyOffsetB = FlyOffsetA << 1; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetBIm = FlyOffsetB + 1; +LoopN >>= 1; + +/* ****** RADIX 8 Stages */ +for (stage = stage<<1; stage > 0 ; stage--){ + + /* an fft stage is done in two parts to ease use of the single quadrant cos table */ + +/* fftcalc1(iobuf, Utbl, N, NdiffU, LoopN); */ + if(!(stage&1)){ + U0rP = &Utbl[0]; + U0iP = &Utbl[Ntbl[M-2]]; + U1rP = U0rP; + U1iP = U0iP; + U2rP = U0rP; + U2iP = U0iP; + U3offset = (Ntbl[M]) / 8; + + IOP = ioptr; + + U0r = *U0rP, + U0i = *U0iP; + U1r = *U1rP, + U1i = *U1iP; + U2r = *U2rP, + U2i = *U2iP; + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + } + + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + for (diffUcnt = (NdiffU)>>1; diffUcnt > 0; diffUcnt--){ + + /* Butterflys */ + /* + f0 - - t0 - - t0 - - t0 + f1 -U0 - t1 - - t1 - - t1 + f2 - - f2 -U1 - f5 - - f3 + f3 -U0 - f1 -U1a- f7 - - f7 + f4 - - f4 - - f4 -U2 - f6 + f5 -U0 - f0 - - f0 -U3 - f4 + f6 - - f6 -U1 - f2 -U2a- f2 + f7 -U0 - f3 -U1a- f1 -U3a- f5 + */ + + fly0r = *(IOP); + fly0i = *(IOP+1); + fly1r = *(fly1P); + fly1i = *(fly1P+1); + + for (LoopCnt = LoopN-1; LoopCnt > 0 ; LoopCnt--){ + + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r + U0i * fly1i; + t1i = fly0i - U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r + U0i * fly3i; + fly1i = fly2i - U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r + U0i * fly5i; + fly0i = fly4i - U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r + U0i * fly7i; + fly3i = fly6i - U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r + U1i * fly2i; + fly5i = t0i - U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r + U1r * fly1i; + fly7i = t1i - U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r + U1i * fly6i; + fly2i = fly4i - U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r + U1r * fly3i; + fly1i = fly0i - U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r + U2i * fly4i; + fly6i = t0i - U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r - U2r * fly2i; + fly3i = fly5i + U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r + U3i * fly0i; + fly4i = t1i - U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r + U3r * fly1i; + fly5i = fly7i - U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + + fly0r = *(fly0P + FlyOffsetB); + fly0i = *(fly0P + FlyOffsetBIm); + + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + fly1r = *(fly1P + FlyOffsetB); + fly1i = *(fly1P + FlyOffsetBIm); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + + }; + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r + U0i * fly1i; + t1i = fly0i - U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r + U0i * fly3i; + fly1i = fly2i - U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r + U0i * fly5i; + fly0i = fly4i - U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r + U0i * fly7i; + fly3i = fly6i - U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r + U1i * fly2i; + fly5i = t0i - U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r + U1r * fly1i; + fly7i = t1i - U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r + U1i * fly6i; + fly2i = fly4i - U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r + U1r * fly3i; + fly1i = fly0i - U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + U0i = *(U0iP = (U0iP - NsameU4)); + U0r = *(U0rP = (U0rP + NsameU4)); + U1r = *(U1rP = (U1rP + NsameU2)); + U1i = *(U1iP = (U1iP - NsameU2)); + if(stage&1) + U0r = - U0r; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r + U2i * fly4i; + fly6i = t0i - U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r - U2r * fly2i; + fly3i = fly5i + U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r + U3i * fly0i; + fly4i = t1i - U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r + U3r * fly1i; + fly5i = fly7i - U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + + U2r = *(U2rP = (U2rP + NsameU1)); + U2i = *(U2iP = (U2iP - NsameU1)); + + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + IOP = IOP + 2; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + }; + NsameU4 = -NsameU4; + + if(stage&1){ + LoopN >>= 3; + NsameU1 >>= 3; + NsameU2 >>= 3; + NsameU4 >>= 3; + NdiffU <<= 3; + Flyinc = Flyinc << 3; + FlyOffsetA <<= 3; + FlyOffsetB <<= 3; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + } +} +ioptr += 2*Ntbl[M]; +} +} + +/* rffts */ +/* compute multiple real input FFTs on 'Rows' consecutively stored arrays */ +/* ioptr = pointer to the data in and out */ +/* M = log2 of fft size */ +/* Rows = number of FFTs to compute */ +/* Utbl = Pointer to cosine table */ + +void rffts(float *ioptr, long M, long Rows, float *Utbl){ +/* Compute in-place real fft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = real input data array */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = output data array in the following order */ +/* Re(x[0]), Re(x[N/2]), Re(x[1]), Im(x[1]), Re(x[2]), Im(x[2]), ... Re(x[N/2-1]), Im(x[N/2-1]). */ + +long Flyinc; +long FlyOffsetA; +long FlyOffsetAIm; +long FlyOffsetB; +long FlyOffsetBIm; +long NsameU1; +long NsameU2; +long NsameU4; +long diffUcnt; +long LoopCnt; +float scale; +float fly0r; +float fly0i; +float fly1r; +float fly1i; +float fly2r; +float fly2i; +float fly3r; +float fly3i; +float fly4r; +float fly4i; +float fly5r; +float fly5i; +float fly6r; +float fly6i; +float fly7r; +float fly7i; +float U0r; +float U0i; +float U1r; +float U1i; +float U2r; +float U2i; +float U3r; +float U3i; +float t0r; +float t0i; +float t1r; +float t1i; + +float *fly0P; +float *fly1P; +float *fly2P; +float *fly3P; + +float *U0rP; +float *U0iP; +float *U1rP; +float *U1iP; +float *U2rP; +float *U2iP; +float *IOP; +long U3offset; + +long stage; +long NdiffU; +long LoopN; + +const long BRshift = MAXMROOT - ((M-1)>>1); /* for RFFT */ +const long Nrems2 = Ntbl[(M-1)-((M-1)>>1)+1]; /* for RFFT */ +const long Nroot_1_ColInc = (Ntbl[(M-1)-1]-Ntbl[(M-1)-((M-1)>>1)])*2; /* for RFFT */ + +for (;Rows>0;Rows--){ + +M=M-1; /* for RFFT */ + +FlyOffsetA = Ntbl[M] * 2/2; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetB = FlyOffsetA + 2; +FlyOffsetBIm = FlyOffsetB + 1; + +/* BitrevR2 ** bit reverse shuffle and first radix 2 stage ******/ + +scale = 0.5; +for (stage = 0; stage < Ntbl[M-(M>>1)]*2; stage += Ntbl[M>>1]*2){ + for (LoopN = (Ntbl[(M>>1)-1]-1); LoopN >= 0; LoopN--){ + LoopCnt = (Ntbl[(M>>1)-1]-1); + fly0P = ioptr + Nroot_1_ColInc + ((int)BRcnt[LoopN] >> BRshift)*(2*2) + stage; + IOP = ioptr + (LoopN<<(M+1)/2) * 2 + stage; + fly1P = IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2); + fly0r = *fly0P; + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + for (; LoopCnt > LoopN;){ + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + fly4r = *fly1P; + fly4i = *(fly1P+1); + fly5r = *(fly1P+FlyOffsetA); + fly5i = *(fly1P+FlyOffsetAIm); + fly6r = *(fly1P+2); + fly6i = *(fly1P+(2+1)); + fly7r = *(fly1P+FlyOffsetB); + fly7i = *(fly1P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + fly0r = fly4r + fly5r; + fly0i = fly4i + fly5i; + fly5r = fly4r - fly5r; + fly5i = fly4i - fly5i; + fly2r = fly6r + fly7r; + fly2i = fly6i + fly7i; + fly7r = fly6r - fly7r; + fly7i = fly6i - fly7i; + + *fly1P = scale*t0r; + *(fly1P+1) = scale*t0i; + *(fly1P+2) = scale*fly1r; + *(fly1P+(2+1)) = scale*fly1i; + *(fly1P+FlyOffsetA) = scale*t1r; + *(fly1P+FlyOffsetAIm) = scale*t1i; + *(fly1P+FlyOffsetB) = scale*fly3r; + *(fly1P+FlyOffsetBIm) = scale*fly3i; + *fly0P = scale*fly0r; + *(fly0P+1) = scale*fly0i; + *(fly0P+2) = scale*fly5r; + *(fly0P+(2+1)) = scale*fly5i; + *(fly0P+FlyOffsetA) = scale*fly2r; + *(fly0P+FlyOffsetAIm) = scale*fly2i; + *(fly0P+FlyOffsetB) = scale*fly7r; + *(fly0P+FlyOffsetBIm) = scale*fly7i; + + fly0P -= Nrems2; + fly0r = *fly0P; + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + LoopCnt -= 1; + fly1P = (IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2)); + }; + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + + *fly0P = scale*t0r; + *(fly0P+1) = scale*t0i; + *(fly0P+2) = scale*fly1r; + *(fly0P+(2+1)) = scale*fly1i; + *(fly0P+FlyOffsetA) = scale*t1r; + *(fly0P+FlyOffsetAIm) = scale*t1i; + *(fly0P+FlyOffsetB) = scale*fly3r; + *(fly0P+FlyOffsetBIm) = scale*fly3i; + + }; +}; + + + +/**** FFTC **************/ + +scale = 2.0; + +NdiffU = 2; +Flyinc = (NdiffU); + +NsameU4 = Ntbl[M+1]/4; /* for RFFT */ +LoopN = Ntbl[M-3]; + +stage = ((M-1)/3); +if ( (M-1-(stage * 3)) != 0 ){ + FlyOffsetA = Flyinc << 2; + FlyOffsetB = FlyOffsetA << 1; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + if ( (M-1-(stage * 3)) == 1 ){ + /* 1 radix 2 stage */ + + IOP = ioptr; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 + t1 - - t1 + f2 - 1- f5 + f1 - -i- f7 + f4 - - f4 + f0 - - f0 + f6 - 1- f2 + f3 - -i- f1 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r - fly1i; + fly7i = t1i + fly1r; + t1r = t1r + fly1i; + t1i = t1i - fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r - fly3i; + fly1i = fly0i + fly3r; + fly0r = fly0r + fly3i; + fly0i = fly0i - fly3r; + + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly0P + FlyOffsetA) = fly4r; + *(fly0P + FlyOffsetAIm) = fly4i; + *(fly3P + FlyOffsetA) = fly1r; + *(fly3P + FlyOffsetAIm) = fly1i; + *(fly1P + FlyOffsetA) = fly0r; + *(fly1P + FlyOffsetAIm) = fly0i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + }; + + NsameU4 >>= 1; + LoopN >>= 1; + NdiffU <<= 1; + Flyinc = Flyinc << 1; + } + else{ + /* 1 radix 4 stage */ + IOP = ioptr; + + U3r = 0.7071067811865475244008443621; /* sqrt(0.5); */ + U3i = U3r; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 - - t0 + t1 - - t1 - - t1 + f2 - 1- f5 - - f5 + f1 - -i- f7 - - f7 + f4 - - f4 - 1- f6 + f0 - - f0 -U3 - f3 + f6 - 1- f2 - -i- f4 + f3 - -i- f1 -U3a- f2 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r - fly1i; + fly7i = t1i + fly1r; + t1r = t1r + fly1i; + t1i = t1i - fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r - fly3i; + fly1i = fly0i + fly3r; + fly0r = fly0r + fly3i; + fly0i = fly0i - fly3r; + + fly6r = t0r - fly4r; + fly6i = t0i - fly4i; + t0r = t0r + fly4r; + t0i = t0i + fly4i; + + fly3r = fly5r - fly2i; + fly3i = fly5i + fly2r; + fly5r = fly5r + fly2i; + fly5i = fly5i - fly2r; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r - U3i * fly0i; + fly4i = t1i + U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly2r = fly7r + U3i * fly1r; + fly2r = fly2r - U3r * fly1i; + fly2i = fly7i + U3r * fly1r; + fly2i = fly2i + U3i * fly1i; + fly7r = scale * fly7r - fly2r; + fly7i = scale * fly7i - fly2i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P + FlyOffsetA) = fly3r; + *(fly2P + FlyOffsetAIm) = fly3i; + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly3P + FlyOffsetA) = fly2r; + *(fly3P + FlyOffsetAIm) = fly2i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + + }; + + NsameU4 >>= 2; + LoopN >>= 2; + NdiffU <<= 2; + Flyinc = Flyinc << 2; + }; +}; + +NsameU2 = NsameU4 >> 1; +NsameU1 = NsameU2 >> 1; +Flyinc <<= 1; +FlyOffsetA = Flyinc << 2; +FlyOffsetB = FlyOffsetA << 1; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetBIm = FlyOffsetB + 1; +LoopN >>= 1; + +/* ****** RADIX 8 Stages */ +for (stage = stage<<1; stage > 0 ; stage--){ + + /* an fft stage is done in two parts to ease use of the single quadrant cos table */ + +/* fftcalc1(iobuf, Utbl, N, NdiffU, LoopN); */ + if(!(stage&1)){ + U0rP = &Utbl[0]; + U0iP = &Utbl[Ntbl[M-1]]; /* for RFFT */ + U1rP = U0rP; + U1iP = U0iP; + U2rP = U0rP; + U2iP = U0iP; + U3offset = (Ntbl[M+1]) / 8; /* for RFFT */ + + IOP = ioptr; + + U0r = *U0rP, + U0i = *U0iP; + U1r = *U1rP, + U1i = *U1iP; + U2r = *U2rP, + U2i = *U2iP; + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + } + + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + for (diffUcnt = (NdiffU)>>1; diffUcnt > 0; diffUcnt--){ + + /* Butterflys */ + /* + f0 - - t0 - - t0 - - t0 + f1 -U0 - t1 - - t1 - - t1 + f2 - - f2 -U1 - f5 - - f3 + f3 -U0 - f1 -U1a- f7 - - f7 + f4 - - f4 - - f4 -U2 - f6 + f5 -U0 - f0 - - f0 -U3 - f4 + f6 - - f6 -U1 - f2 -U2a- f2 + f7 -U0 - f3 -U1a- f1 -U3a- f5 + */ + + fly0r = *(IOP); + fly0i = *(IOP+1); + fly1r = *(fly1P); + fly1i = *(fly1P+1); + + for (LoopCnt = LoopN-1; LoopCnt > 0 ; LoopCnt--){ + + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r - U0i * fly1i; + t1i = fly0i + U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r - U0i * fly3i; + fly1i = fly2i + U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r - U0i * fly5i; + fly0i = fly4i + U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r - U0i * fly7i; + fly3i = fly6i + U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r - U1i * fly2i; + fly5i = t0i + U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r - U1r * fly1i; + fly7i = t1i + U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r - U1i * fly6i; + fly2i = fly4i + U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r - U1r * fly3i; + fly1i = fly0i + U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r - U2i * fly4i; + fly6i = t0i + U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r + U2r * fly2i; + fly3i = fly5i - U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r - U3i * fly0i; + fly4i = t1i + U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r - U3r * fly1i; + fly5i = fly7i + U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + + fly0r = *(fly0P + FlyOffsetB); + fly0i = *(fly0P + FlyOffsetBIm); + + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + fly1r = *(fly1P + FlyOffsetB); + fly1i = *(fly1P + FlyOffsetBIm); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + }; + + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r - U0i * fly1i; + t1i = fly0i + U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r - U0i * fly3i; + fly1i = fly2i + U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r - U0i * fly5i; + fly0i = fly4i + U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r - U0i * fly7i; + fly3i = fly6i + U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r - U1i * fly2i; + fly5i = t0i + U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r - U1r * fly1i; + fly7i = t1i + U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r - U1i * fly6i; + fly2i = fly4i + U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r - U1r * fly3i; + fly1i = fly0i + U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + U0i = *(U0iP = (U0iP - NsameU4)); + U0r = *(U0rP = (U0rP + NsameU4)); + U1r = *(U1rP = (U1rP + NsameU2)); + U1i = *(U1iP = (U1iP - NsameU2)); + if(stage&1) + U0r = -U0r; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r - U2i * fly4i; + fly6i = t0i + U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r + U2r * fly2i; + fly3i = fly5i - U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r - U3i * fly0i; + fly4i = t1i + U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r - U3r * fly1i; + fly5i = fly7i + U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + + U2r = *(U2rP = (U2rP + NsameU1)); + U2i = *(U2iP = (U2iP - NsameU1)); + + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + IOP = IOP + 2; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + }; + NsameU4 = -NsameU4; + + if(stage&1){ + LoopN >>= 3; + NsameU1 >>= 3; + NsameU2 >>= 3; + NsameU4 >>= 3; + NdiffU <<= 3; + Flyinc = Flyinc << 3; + FlyOffsetA <<= 3; + FlyOffsetB <<= 3; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + } +} + +/* Finish RFFT */ +M=M+1; + +FlyOffsetA = Ntbl[M] * 2/4; +FlyOffsetAIm = Ntbl[M] * 2/4 + 1; + +IOP = ioptr; + +fly0P = (IOP + Ntbl[M]*2/4); +fly1P = (IOP + Ntbl[M]*2/8); + +U0rP = &Utbl[Ntbl[M-3]]; + +U0r = *U0rP, + +fly0r = *(IOP); +fly0i = *(IOP + 1); +fly1r = *(fly0P); +fly1i = *(fly0P + 1); +fly2r = *(fly1P); +fly2i = *(fly1P + 1); +fly3r = *(fly1P + FlyOffsetA); +fly3i = *(fly1P + FlyOffsetAIm); + + t0r = scale * fly0r + scale * fly0i; /* compute Re(x[0]) */ + t0i = scale * fly0r - scale * fly0i; /* compute Re(x[N/2]) */ + t1r = scale * fly1r; + t1i = -scale * fly1i; + + fly0r = fly2r + fly3r; + fly0i = fly2i - fly3i; + fly1r = fly2i + fly3i; + fly1i = fly3r - fly2r; + + fly2r = fly0r + U0r * fly1r; + fly2r = fly2r + U0r * fly1i; + fly2i = fly0i - U0r * fly1r; + fly2i = fly2i + U0r * fly1i; + fly3r = scale * fly0r - fly2r; + fly3i = fly2i - scale * fly0i; + +*(IOP) = t0r; +*(IOP + 1) = t0i; +*(fly0P) = t1r; +*(fly0P + 1) = t1i; +*(fly1P) = fly2r; +*(fly1P + 1) = fly2i; +*(fly1P + FlyOffsetA) = fly3r; +*(fly1P + FlyOffsetAIm) = fly3i; + +U0rP = &Utbl[1]; +U0iP = &Utbl[Ntbl[M-2]-1]; + +U0r = *U0rP, +U0i = *U0iP; + +fly0P = (IOP + 2); +fly1P = (IOP + (Ntbl[M-2]-1)*2); + + /* Butterflys */ + /* + f0 - t0 - - f2 + f1 - t1 -U0 - f3 + f2 - f0 - - t0 + f3 - f1 -U0a- t1 + */ + +for (diffUcnt = Ntbl[M-3]-1; diffUcnt > 0 ; diffUcnt--){ + + fly0r = *(fly0P); + fly0i = *(fly0P + 1); + fly1r = *(fly1P + FlyOffsetA); + fly1i = *(fly1P + FlyOffsetAIm); + fly2r = *(fly1P); + fly2i = *(fly1P + 1); + fly3r = *(fly0P + FlyOffsetA); + fly3i = *(fly0P + FlyOffsetAIm); + + t0r = fly0r + fly1r; + t0i = fly0i - fly1i; + t1r = fly0i + fly1i; + t1i = fly1r - fly0r; + + fly0r = fly2r + fly3r; + fly0i = fly2i - fly3i; + fly1r = fly2i + fly3i; + fly1i = fly3r - fly2r; + + fly2r = t0r + U0r * t1r; + fly2r = fly2r + U0i * t1i; + fly2i = t0i - U0i * t1r; + fly2i = fly2i + U0r * t1i; + fly3r = scale * t0r - fly2r; + fly3i = fly2i - scale * t0i; + + t0r = fly0r + U0i * fly1r; + t0r = t0r + U0r * fly1i; + t0i = fly0i - U0r * fly1r; + t0i = t0i + U0i * fly1i; + t1r = scale * fly0r - t0r; + t1i = t0i - scale * fly0i; + + *(fly0P) = fly2r; + *(fly0P + 1) = fly2i; + *(fly1P + FlyOffsetA) = fly3r; + *(fly1P + FlyOffsetAIm) = fly3i; + + U0r = *(U0rP = (U0rP + 1)); + U0i = *(U0iP = (U0iP - 1)); + + *(fly1P) = t0r; + *(fly1P + 1) = t0i; + *(fly0P + FlyOffsetA) = t1r; + *(fly0P + FlyOffsetAIm) = t1i; + + fly0P += 2; + fly1P -= 2; +}; + +ioptr += Ntbl[M]; +} +} + +void riffts(float *ioptr, long M, long Rows, float *Utbl){ +/* Compute in-place real ifft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = input data array in the following order */ +/* Re(x[0]), Re(x[N/2]), Re(x[1]), Im(x[1]), Re(x[2]), Im(x[2]), ... Re(x[N/2-1]), Im(x[N/2-1]). */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = real output data array */ + +long Flyinc; +long FlyOffsetA; +long FlyOffsetAIm; +long FlyOffsetB; +long FlyOffsetBIm; +long NsameU1; +long NsameU2; +long NsameU4; +long diffUcnt; +long LoopCnt; +float scale; +float fly0r; +float fly0i; +float fly1r; +float fly1i; +float fly2r; +float fly2i; +float fly3r; +float fly3i; +float fly4r; +float fly4i; +float fly5r; +float fly5i; +float fly6r; +float fly6i; +float fly7r; +float fly7i; +float U0r; +float U0i; +float U1r; +float U1i; +float U2r; +float U2i; +float U3r; +float U3i; +float t0r; +float t0i; +float t1r; +float t1i; + +float *fly0P; +float *fly1P; +float *fly2P; +float *fly3P; + +float *U0rP; +float *U0iP; +float *U1rP; +float *U1iP; +float *U2rP; +float *U2iP; +float *IOP; +long U3offset; + +long stage; +long NdiffU; +long LoopN; + +const long BRshift = MAXMROOT - ((M-1)>>1); /* for RIFFT */ +const long Nrems2 = Ntbl[(M-1)-((M-1)>>1)+1]; /* for RIFFT */ +const long Nroot_1_ColInc = (Ntbl[(M-1)-1]-Ntbl[(M-1)-((M-1)>>1)])*2; /* for RIFFT */ + +for (;Rows>0;Rows--){ + +/* Start RIFFT */ + +FlyOffsetA = Ntbl[M] * 2/4; +FlyOffsetAIm = Ntbl[M] * 2/4 + 1; + +IOP = ioptr; + +fly0P = (IOP + Ntbl[M]*2/4); +fly1P = (IOP + Ntbl[M]*2/8); + +U0rP = &Utbl[Ntbl[M-3]]; + +U0r = *U0rP, + +fly0r = *(IOP); +fly0i = *(IOP + 1); +fly1r = *(fly0P); +fly1i = *(fly0P + 1); +fly2r = *(fly1P); +fly2i = *(fly1P + 1); +fly3r = *(fly1P + FlyOffsetA); +fly3i = *(fly1P + FlyOffsetAIm); + + t0r = fly0r + fly0i; + t0i = fly0r - fly0i; + t1r = fly1r + fly1r; + t1i = -fly1i - fly1i; + + fly0r = fly2r + fly3r; + fly0i = fly2i - fly3i; + fly1r = fly2r - fly3r; + fly1i = fly2i + fly3i; + + fly3r = fly1r * U0r; + fly3r = fly3r - U0r * fly1i; + fly3i = fly1r * U0r; + fly3i = fly3i + U0r * fly1i; + + fly2r = fly0r - fly3i; + fly2i = fly0i + fly3r; + fly1r = fly0r + fly3i; + fly1i = -fly0i + fly3r; + +*(IOP) = t0r; +*(IOP + 1) = t0i; +*(fly0P) = t1r; +*(fly0P + 1) = t1i; +*(fly1P) = fly2r; +*(fly1P + 1) = fly2i; +*(fly1P + FlyOffsetA) = fly1r; +*(fly1P + FlyOffsetAIm) = fly1i; + +U0rP = &Utbl[1]; +U0iP = &Utbl[Ntbl[M-2]-1]; + +U0r = *U0rP, +U0i = *U0iP; + +fly0P = (IOP + 2); +fly1P = (IOP + (Ntbl[M-2]-1)*2); + + /* Butterflys */ + /* + f0 - t0 - f2 + f1 -t1 -U0- f3 - f1 + f2 - f0 - t0 + f3 -f1 -U0a t1 - f3 + */ + +for (diffUcnt = Ntbl[M-3]-1; diffUcnt > 0 ; diffUcnt--){ + + fly0r = *(fly0P); + fly0i = *(fly0P + 1); + fly1r = *(fly1P + FlyOffsetA); + fly1i = *(fly1P + FlyOffsetAIm); + fly2r = *(fly1P); + fly2i = *(fly1P + 1); + fly3r = *(fly0P + FlyOffsetA); + fly3i = *(fly0P + FlyOffsetAIm); + + t0r = fly0r + fly1r; + t0i = fly0i - fly1i; + t1r = fly0r - fly1r; + t1i = fly0i + fly1i; + + fly0r = fly2r + fly3r; + fly0i = fly2i - fly3i; + fly1r = fly2r - fly3r; + fly1i = fly2i + fly3i; + + + fly3r = t1r * U0r; + fly3r = fly3r - U0i * t1i; + fly3i = t1r * U0i; + fly3i = fly3i + U0r * t1i; + + t1r = fly1r * U0i; + t1r = t1r - U0r * fly1i; + t1i = fly1r * U0r; + t1i = t1i + U0i * fly1i; + + + fly2r = t0r - fly3i; + fly2i = t0i + fly3r; + fly1r = t0r + fly3i; + fly1i = -t0i + fly3r; + + t0r = fly0r - t1i; + t0i = fly0i + t1r; + fly3r = fly0r + t1i; + fly3i = -fly0i + t1r; + + + *(fly0P) = fly2r; + *(fly0P + 1) = fly2i; + *(fly1P + FlyOffsetA) = fly1r; + *(fly1P + FlyOffsetAIm) = fly1i; + + U0r = *(U0rP = (U0rP + 1)); + U0i = *(U0iP = (U0iP - 1)); + + *(fly1P) = t0r; + *(fly1P + 1) = t0i; + *(fly0P + FlyOffsetA) = fly3r; + *(fly0P + FlyOffsetAIm) = fly3i; + + fly0P += 2; + fly1P -= 2; +}; + +M=M-1; /* for RIFFT */ + +FlyOffsetA = Ntbl[M] * 2/2; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetB = FlyOffsetA + 2; +FlyOffsetBIm = FlyOffsetB + 1; + +/* BitrevR2 ** bit reverse shuffle and first radix 2 stage ******/ + +scale = 1./Ntbl[M+1]; +for (stage = 0; stage < Ntbl[M-(M>>1)]*2; stage += Ntbl[M>>1]*2){ + for (LoopN = (Ntbl[(M>>1)-1]-1); LoopN >= 0; LoopN--){ + LoopCnt = (Ntbl[(M>>1)-1]-1); + fly0P = ioptr + Nroot_1_ColInc + ((int)BRcnt[LoopN] >> BRshift)*(2*2) + stage; + IOP = ioptr + (LoopN<<(M+1)/2) * 2 + stage; + fly1P = IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2); + fly0r = *(fly0P); + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + for (; LoopCnt > LoopN;){ + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + fly4r = *(fly1P); + fly4i = *(fly1P+1); + fly5r = *(fly1P+FlyOffsetA); + fly5i = *(fly1P+FlyOffsetAIm); + fly6r = *(fly1P+2); + fly6i = *(fly1P+(2+1)); + fly7r = *(fly1P+FlyOffsetB); + fly7i = *(fly1P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + fly0r = fly4r + fly5r; + fly0i = fly4i + fly5i; + fly5r = fly4r - fly5r; + fly5i = fly4i - fly5i; + fly2r = fly6r + fly7r; + fly2i = fly6i + fly7i; + fly7r = fly6r - fly7r; + fly7i = fly6i - fly7i; + + *(fly1P) = scale*t0r; + *(fly1P+1) = scale*t0i; + *(fly1P+2) = scale*fly1r; + *(fly1P+(2+1)) = scale*fly1i; + *(fly1P+FlyOffsetA) = scale*t1r; + *(fly1P+FlyOffsetAIm) = scale*t1i; + *(fly1P+FlyOffsetB) = scale*fly3r; + *(fly1P+FlyOffsetBIm) = scale*fly3i; + *(fly0P) = scale*fly0r; + *(fly0P+1) = scale*fly0i; + *(fly0P+2) = scale*fly5r; + *(fly0P+(2+1)) = scale*fly5i; + *(fly0P+FlyOffsetA) = scale*fly2r; + *(fly0P+FlyOffsetAIm) = scale*fly2i; + *(fly0P+FlyOffsetB) = scale*fly7r; + *(fly0P+FlyOffsetBIm) = scale*fly7i; + + fly0P -= Nrems2; + fly0r = *(fly0P); + fly0i = *(fly0P+1); + fly1r = *(fly0P+FlyOffsetA); + fly1i = *(fly0P+FlyOffsetAIm); + LoopCnt -= 1; + fly1P = (IOP + ((int)BRcnt[LoopCnt] >> BRshift)*(2*2)); + }; + fly2r = *(fly0P+2); + fly2i = *(fly0P+(2+1)); + fly3r = *(fly0P+FlyOffsetB); + fly3i = *(fly0P+FlyOffsetBIm); + + t0r = fly0r + fly1r; + t0i = fly0i + fly1i; + fly1r = fly0r - fly1r; + fly1i = fly0i - fly1i; + t1r = fly2r + fly3r; + t1i = fly2i + fly3i; + fly3r = fly2r - fly3r; + fly3i = fly2i - fly3i; + + *(fly0P) = scale*t0r; + *(fly0P+1) = scale*t0i; + *(fly0P+2) = scale*fly1r; + *(fly0P+(2+1)) = scale*fly1i; + *(fly0P+FlyOffsetA) = scale*t1r; + *(fly0P+FlyOffsetAIm) = scale*t1i; + *(fly0P+FlyOffsetB) = scale*fly3r; + *(fly0P+FlyOffsetBIm) = scale*fly3i; + + }; +}; + +/**** FFTC **************/ + +scale = 2.0; + +NdiffU = 2; +Flyinc = (NdiffU); + +NsameU4 = Ntbl[M+1]/4; /* for RIFFT */ +LoopN = Ntbl[M-3]; + +stage = ((M-1)/3); +if ( (M-1-(stage * 3)) != 0 ){ + FlyOffsetA = Flyinc << 2; + FlyOffsetB = FlyOffsetA << 1; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + if ( (M-1-(stage * 3)) == 1 ){ + /* 1 radix 2 stage */ + + IOP = ioptr; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 + t1 - - t1 + f2 - 1- f5 + f1 - -i- f7 + f4 - - f4 + f0 - - f0 + f6 - 1- f2 + f3 - -i- f1 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r + fly1i; + fly7i = t1i - fly1r; + t1r = t1r - fly1i; + t1i = t1i + fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r + fly3i; + fly1i = fly0i - fly3r; + fly0r = fly0r - fly3i; + fly0i = fly0i + fly3r; + + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly0P + FlyOffsetA) = fly4r; + *(fly0P + FlyOffsetAIm) = fly4i; + *(fly3P + FlyOffsetA) = fly1r; + *(fly3P + FlyOffsetAIm) = fly1i; + *(fly1P + FlyOffsetA) = fly0r; + *(fly1P + FlyOffsetAIm) = fly0i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + }; + + NsameU4 >>= 1; + LoopN >>= 1; + NdiffU <<= 1; + Flyinc = Flyinc << 1; + } + else{ + /* 1 radix 4 stage */ + IOP = ioptr; + + U3r = 0.7071067811865475244008443621; /* sqrt(0.5); */ + U3i = U3r; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + /* Butterflys */ + /* + t0 - - t0 - - t0 + t1 - - t1 - - t1 + f2 - 1- f5 - - f5 + f1 - -i- f7 - - f7 + f4 - - f4 - 1- f6 + f0 - - f0 -U3 - f3 + f6 - 1- f2 - -i- f4 + f3 - -i- f1 -U3a- f2 + */ + + for (LoopCnt = LoopN; LoopCnt > 0 ; LoopCnt--){ + t0r = *(fly0P); + t0i = *(fly0P + 1); + t1r = *(fly1P); + t1i = *(fly1P + 1); + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly1r = *(fly3P); + fly1i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly0r = *(fly1P + FlyOffsetA); + fly0i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly3r = *(fly3P + FlyOffsetA); + fly3i = *(fly3P + FlyOffsetAIm); + + fly5r = t0r - fly2r; + fly5i = t0i - fly2i; + t0r = t0r + fly2r; + t0i = t0i + fly2i; + + fly7r = t1r + fly1i; + fly7i = t1i - fly1r; + t1r = t1r - fly1i; + t1i = t1i + fly1r; + + fly2r = fly4r - fly6r; + fly2i = fly4i - fly6i; + fly4r = fly4r + fly6r; + fly4i = fly4i + fly6i; + + fly1r = fly0r + fly3i; + fly1i = fly0i - fly3r; + fly0r = fly0r - fly3i; + fly0i = fly0i + fly3r; + + fly6r = t0r - fly4r; + fly6i = t0i - fly4i; + t0r = t0r + fly4r; + t0i = t0i + fly4i; + + fly3r = fly5r + fly2i; + fly3i = fly5i - fly2r; + fly5r = fly5r - fly2i; + fly5i = fly5i + fly2r; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r + U3i * fly0i; + fly4i = t1i - U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly2r = fly7r + U3i * fly1r; + fly2r = fly2r + U3r * fly1i; + fly2i = fly7i - U3r * fly1r; + fly2i = fly2i + U3i * fly1i; + fly7r = scale * fly7r - fly2r; + fly7i = scale * fly7i - fly2i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P + FlyOffsetA) = fly3r; + *(fly2P + FlyOffsetAIm) = fly3i; + *(fly2P) = fly5r; + *(fly2P + 1) = fly5i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + *(fly3P + FlyOffsetA) = fly2r; + *(fly3P + FlyOffsetAIm) = fly2i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + + }; + + NsameU4 >>= 2; + LoopN >>= 2; + NdiffU <<= 2; + Flyinc = Flyinc << 2; + }; +}; + +NsameU2 = NsameU4 >> 1; +NsameU1 = NsameU2 >> 1; +Flyinc <<= 1; +FlyOffsetA = Flyinc << 2; +FlyOffsetB = FlyOffsetA << 1; +FlyOffsetAIm = FlyOffsetA + 1; +FlyOffsetBIm = FlyOffsetB + 1; +LoopN >>= 1; + +/* ****** RADIX 8 Stages */ +for (stage = stage<<1; stage > 0 ; stage--){ + + /* an fft stage is done in two parts to ease use of the single quadrant cos table */ + +/* fftcalc1(iobuf, Utbl, N, NdiffU, LoopN); */ + if(!(stage&1)){ + U0rP = &Utbl[0]; + U0iP = &Utbl[Ntbl[M-1]]; /* for RIFFT */ + U1rP = U0rP; + U1iP = U0iP; + U2rP = U0rP; + U2iP = U0iP; + U3offset = (Ntbl[M+1]) / 8; /* for RIFFT */ + + IOP = ioptr; + + U0r = *U0rP, + U0i = *U0iP; + U1r = *U1rP, + U1i = *U1iP; + U2r = *U2rP, + U2i = *U2iP; + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + } + + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + + for (diffUcnt = (NdiffU)>>1; diffUcnt > 0; diffUcnt--){ + + /* Butterflys */ + /* + f0 - - t0 - - t0 - - t0 + f1 -U0 - t1 - - t1 - - t1 + f2 - - f2 -U1 - f5 - - f3 + f3 -U0 - f1 -U1a- f7 - - f7 + f4 - - f4 - - f4 -U2 - f6 + f5 -U0 - f0 - - f0 -U3 - f4 + f6 - - f6 -U1 - f2 -U2a- f2 + f7 -U0 - f3 -U1a- f1 -U3a- f5 + */ + + fly0r = *(IOP); + fly0i = *(IOP+1); + fly1r = *(fly1P); + fly1i = *(fly1P+1); + + for (LoopCnt = LoopN-1; LoopCnt > 0 ; LoopCnt--){ + + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r + U0i * fly1i; + t1i = fly0i - U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r + U0i * fly3i; + fly1i = fly2i - U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r + U0i * fly5i; + fly0i = fly4i - U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r + U0i * fly7i; + fly3i = fly6i - U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r + U1i * fly2i; + fly5i = t0i - U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r + U1r * fly1i; + fly7i = t1i - U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r + U1i * fly6i; + fly2i = fly4i - U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r + U1r * fly3i; + fly1i = fly0i - U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r + U2i * fly4i; + fly6i = t0i - U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r - U2r * fly2i; + fly3i = fly5i + U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r + U3i * fly0i; + fly4i = t1i - U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r + U3r * fly1i; + fly5i = fly7i - U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + + fly0r = *(fly0P + FlyOffsetB); + fly0i = *(fly0P + FlyOffsetBIm); + + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + fly1r = *(fly1P + FlyOffsetB); + fly1i = *(fly1P + FlyOffsetBIm); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + fly0P = (fly0P + FlyOffsetB); + fly1P = (fly1P + FlyOffsetB); + fly2P = (fly2P + FlyOffsetB); + fly3P = (fly3P + FlyOffsetB); + + }; + fly2r = *(fly2P); + fly2i = *(fly2P + 1); + fly3r = *(fly3P); + fly3i = *(fly3P + 1); + fly4r = *(fly0P + FlyOffsetA); + fly4i = *(fly0P + FlyOffsetAIm); + fly5r = *(fly1P + FlyOffsetA); + fly5i = *(fly1P + FlyOffsetAIm); + fly6r = *(fly2P + FlyOffsetA); + fly6i = *(fly2P + FlyOffsetAIm); + fly7r = *(fly3P + FlyOffsetA); + fly7i = *(fly3P + FlyOffsetAIm); + + t1r = fly0r - U0r * fly1r; + t1r = t1r + U0i * fly1i; + t1i = fly0i - U0i * fly1r; + t1i = t1i - U0r * fly1i; + t0r = scale * fly0r - t1r; + t0i = scale * fly0i - t1i; + + fly1r = fly2r - U0r * fly3r; + fly1r = fly1r + U0i * fly3i; + fly1i = fly2i - U0i * fly3r; + fly1i = fly1i - U0r * fly3i; + fly2r = scale * fly2r - fly1r; + fly2i = scale * fly2i - fly1i; + + fly0r = fly4r - U0r * fly5r; + fly0r = fly0r + U0i * fly5i; + fly0i = fly4i - U0i * fly5r; + fly0i = fly0i - U0r * fly5i; + fly4r = scale * fly4r - fly0r; + fly4i = scale * fly4i - fly0i; + + fly3r = fly6r - U0r * fly7r; + fly3r = fly3r + U0i * fly7i; + fly3i = fly6i - U0i * fly7r; + fly3i = fly3i - U0r * fly7i; + fly6r = scale * fly6r - fly3r; + fly6i = scale * fly6i - fly3i; + + fly5r = t0r - U1r * fly2r; + fly5r = fly5r + U1i * fly2i; + fly5i = t0i - U1i * fly2r; + fly5i = fly5i - U1r * fly2i; + t0r = scale * t0r - fly5r; + t0i = scale * t0i - fly5i; + + fly7r = t1r + U1i * fly1r; + fly7r = fly7r + U1r * fly1i; + fly7i = t1i - U1r * fly1r; + fly7i = fly7i + U1i * fly1i; + t1r = scale * t1r - fly7r; + t1i = scale * t1i - fly7i; + + fly2r = fly4r - U1r * fly6r; + fly2r = fly2r + U1i * fly6i; + fly2i = fly4i - U1i * fly6r; + fly2i = fly2i - U1r * fly6i; + fly4r = scale * fly4r - fly2r; + fly4i = scale * fly4i - fly2i; + + fly1r = fly0r + U1i * fly3r; + fly1r = fly1r + U1r * fly3i; + fly1i = fly0i - U1r * fly3r; + fly1i = fly1i + U1i * fly3i; + fly0r = scale * fly0r - fly1r; + fly0i = scale * fly0i - fly1i; + + U0i = *(U0iP = (U0iP - NsameU4)); + U0r = *(U0rP = (U0rP + NsameU4)); + U1r = *(U1rP = (U1rP + NsameU2)); + U1i = *(U1iP = (U1iP - NsameU2)); + if(stage&1) + U0r = - U0r; + + fly6r = t0r - U2r * fly4r; + fly6r = fly6r + U2i * fly4i; + fly6i = t0i - U2i * fly4r; + fly6i = fly6i - U2r * fly4i; + t0r = scale * t0r - fly6r; + t0i = scale * t0i - fly6i; + + fly3r = fly5r - U2i * fly2r; + fly3r = fly3r - U2r * fly2i; + fly3i = fly5i + U2r * fly2r; + fly3i = fly3i - U2i * fly2i; + fly2r = scale * fly5r - fly3r; + fly2i = scale * fly5i - fly3i; + + fly4r = t1r - U3r * fly0r; + fly4r = fly4r + U3i * fly0i; + fly4i = t1i - U3i * fly0r; + fly4i = fly4i - U3r * fly0i; + t1r = scale * t1r - fly4r; + t1i = scale * t1i - fly4i; + + fly5r = fly7r + U3i * fly1r; + fly5r = fly5r + U3r * fly1i; + fly5i = fly7i - U3r * fly1r; + fly5i = fly5i + U3i * fly1i; + fly7r = scale * fly7r - fly5r; + fly7i = scale * fly7i - fly5i; + + *(fly0P + FlyOffsetA) = fly6r; + *(fly0P + FlyOffsetAIm) = fly6i; + *(fly0P) = t0r; + *(fly0P + 1) = t0i; + + U2r = *(U2rP = (U2rP + NsameU1)); + U2i = *(U2iP = (U2iP - NsameU1)); + + *(fly2P) = fly3r; + *(fly2P + 1) = fly3i; + *(fly2P + FlyOffsetA) = fly2r; + *(fly2P + FlyOffsetAIm) = fly2i; + *(fly1P + FlyOffsetA) = fly4r; + *(fly1P + FlyOffsetAIm) = fly4i; + *(fly1P) = t1r; + *(fly1P + 1) = t1i; + + U3r = *( U2rP + U3offset); + U3i = *( U2iP - U3offset); + + *(fly3P + FlyOffsetA) = fly5r; + *(fly3P + FlyOffsetAIm) = fly5i; + *(fly3P) = fly7r; + *(fly3P + 1) = fly7i; + + IOP = IOP + 2; + fly0P = IOP; + fly1P = (IOP+Flyinc); + fly2P = (fly1P+Flyinc); + fly3P = (fly2P+Flyinc); + }; + NsameU4 = -NsameU4; + + if(stage&1){ + LoopN >>= 3; + NsameU1 >>= 3; + NsameU2 >>= 3; + NsameU4 >>= 3; + NdiffU <<= 3; + Flyinc = Flyinc << 3; + FlyOffsetA <<= 3; + FlyOffsetB <<= 3; + FlyOffsetAIm = FlyOffsetA + 1; + FlyOffsetBIm = FlyOffsetB + 1; + } +} +M=M+1; /* for RIFFT */ + +ioptr += Ntbl[M]; +} +} diff --git a/sc4pd/source/fftlib.h b/sc4pd/source/fftlib.h new file mode 100644 index 0000000..b03317d --- /dev/null +++ b/sc4pd/source/fftlib.h @@ -0,0 +1,62 @@ +long FFTInit(long *fftMptr, long fftN, float *Utbl); +/* Compute cosine table and check size for complex ffts */ +/* INPUTS */ +/* fftN = size of fft */ +/* OUTPUTS */ +/* *fftMptr = log2 of fft size */ +/* *Utbl = cosine table with fftN/4 + 1 entries (angles = 0 to pi/2 inclusive) */ +/* RETURNS */ +/* 1 if fftN is invalid, 0 otherwise */ + +long rFFTInit(long *fftMptr, long fftN, float *Utbl); +/* Compute cosine table and check size for a real input fft */ +/* INPUTS */ +/* fftN = size of fft */ +/* OUTPUTS */ +/* *fftMptr = log2 of fft size */ +/* *Utbl = cosine table with fftN/4 + 1 entries (angles = 0 to pi/2 inclusive) */ +/* RETURNS */ +/* 1 if fftN is invalid, 0 otherwise */ + +void ffts(float *ioptr, long M, long Rows, float *Utbl); +/* Compute in-place complex fft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = input data array */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = output data array */ + +void iffts(float *ioptr, long M, long Rows, float *Utbl); +/* Compute in-place inverse complex fft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = input data array */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = output data array */ + +void rffts(float *ioptr, long M, long Rows, float *Utbl); +/* Compute in-place real fft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = real input data array */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = output data array in the following order */ +/* Re(x[0]), Re(x[N/2]), Re(x[1]), Im(x[1]), Re(x[2]), Im(x[2]), ... Re(x[N/2-1]), Im(x[N/2-1]). */ + + +void riffts(float *ioptr, long M, long Rows, float *Utbl); +/* Compute in-place real ifft on the rows of the input array */ +/* INPUTS */ +/* M = log2 of fft size */ +/* *ioptr = input data array in the following order */ +/* Re(x[0]), Re(x[N/2]), Re(x[1]), Im(x[1]), Re(x[2]), Im(x[2]), ... Re(x[N/2-1]), Im(x[N/2-1]). */ +/* *Utbl = cosine table */ +/* Rows = number of rows in ioptr array (use Rows of 1 if ioptr is a 1 dimensional array) */ +/* OUTPUTS */ +/* *ioptr = real output data array */ diff --git a/sc4pd/source/main.cpp b/sc4pd/source/main.cpp index 13fbc90..fa81e2e 100644 --- a/sc4pd/source/main.cpp +++ b/sc4pd/source/main.cpp @@ -1,3 +1,4 @@ + /* sc4pd library initialization @@ -68,7 +69,8 @@ void sc4pd_library_setup() "BRF~,\n" " LPZ1(~), HPZ1(~), LPZ2(~), HPZ2(~), BPZ2(~), BRZ2(~), " "LFDNoise0~,\n" - " LFDNoise1~, LFDNoise2~, sc+~, sc-~, sc*~, sc/~\n" + " LFDNoise1~, LFDNoise2~, sc+~, sc-~, sc*~, sc/~, " + "Convolution~\n" ); //initialize objects @@ -296,6 +298,11 @@ void sc4pd_library_setup() FLEXT_DSP_SETUP(scmul_ar); FLEXT_DSP_SETUP(scdiv_ar); + + FLEXT_DSP_SETUP(Convolution_ar); + + //init ffts + init_ffts(); } FLEXT_LIB_SETUP(sc4pd,sc4pd_library_setup); diff --git a/sc4pd/source/sc*.cpp b/sc4pd/source/sc*.cpp deleted file mode 100644 index 55ac074..0000000 --- a/sc4pd/source/sc*.cpp +++ /dev/null @@ -1,113 +0,0 @@ -/* sc4pd - sc*~ - - Copyright (c) 2004 Tim Blechmann. - - This code is derived from: - SuperCollider real time audio synthesis system - Copyright (c) 2002 James McCartney. All rights reserved. - http://www.audiosynth.com - - This program is free software; you can redistribute it and/or - modify it under the terms of the GNU General Public License - as published by the Free Software Foundation; either version 2 - of the License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Based on: - PureData by Miller Puckette and others. - http://www.crca.ucsd.edu/~msp/software.html - FLEXT by Thomas Grill - http://www.parasitaere-kapazitaeten.net/ext - SuperCollider by James McCartney - http://www.audiosynth.com - - Coded while listening to: Phil Minton & Veryan Weston: Ways - -*/ - -#include "sc4pd.hpp" - - -/* ------------------------ sc*~ -------------------------------*/ - -class scmul_ar: - public sc4pd_dsp -{ - FLEXT_HEADER(scmul_ar,sc4pd_dsp); - -public: - scmul_ar(int argc, t_atom *argv); - -protected: - virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); - - void m_set(float f) - { - m_nextfactor = f; - changed = true; - } - - float m_nextfactor, m_factor; - bool changed; - -private: - FLEXT_CALLBACK_1(m_set,float); -}; - -FLEXT_LIB_DSP_V("sc*~",scmul_ar); - -scmul_ar::scmul_ar(int argc, t_atom *argv) -{ - FLEXT_ADDMETHOD(1,m_set); - - //parse arguments - AtomList Args(argc,argv); - - m_factor = sc_getfloatarg(Args,0); - - AddInSignal("signal"); - AddInFloat("scalar"); - AddOutSignal(); - - changed = false; -} - -void scmul_ar::m_signal(int n, t_sample *const *in, - t_sample *const *out) -{ - t_sample *nin = *in; - t_sample *nout = *out; - - if (changed) - { - float xb = m_nextfactor; - float slope = CALCSLOPE(xb, m_factor); - for (int i = 0; i!=n; ++i) - { - ZXP(nout) = ZXP(nin) * xb; - xb += slope; - } - m_factor = xb; - changed = false; - } - else - { - float xb = m_factor; - - for (int i = 0; i!=n; ++i) - { - ZXP(nout) = ZXP(nin) * xb; - } - } -} - - diff --git a/sc4pd/source/scmul.cpp b/sc4pd/source/scmul.cpp new file mode 100644 index 0000000..55ac074 --- /dev/null +++ b/sc4pd/source/scmul.cpp @@ -0,0 +1,113 @@ +/* sc4pd + sc*~ + + Copyright (c) 2004 Tim Blechmann. + + This code is derived from: + SuperCollider real time audio synthesis system + Copyright (c) 2002 James McCartney. All rights reserved. + http://www.audiosynth.com + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + Based on: + PureData by Miller Puckette and others. + http://www.crca.ucsd.edu/~msp/software.html + FLEXT by Thomas Grill + http://www.parasitaere-kapazitaeten.net/ext + SuperCollider by James McCartney + http://www.audiosynth.com + + Coded while listening to: Phil Minton & Veryan Weston: Ways + +*/ + +#include "sc4pd.hpp" + + +/* ------------------------ sc*~ -------------------------------*/ + +class scmul_ar: + public sc4pd_dsp +{ + FLEXT_HEADER(scmul_ar,sc4pd_dsp); + +public: + scmul_ar(int argc, t_atom *argv); + +protected: + virtual void m_signal(int n, t_sample *const *in, t_sample *const *out); + + void m_set(float f) + { + m_nextfactor = f; + changed = true; + } + + float m_nextfactor, m_factor; + bool changed; + +private: + FLEXT_CALLBACK_1(m_set,float); +}; + +FLEXT_LIB_DSP_V("sc*~",scmul_ar); + +scmul_ar::scmul_ar(int argc, t_atom *argv) +{ + FLEXT_ADDMETHOD(1,m_set); + + //parse arguments + AtomList Args(argc,argv); + + m_factor = sc_getfloatarg(Args,0); + + AddInSignal("signal"); + AddInFloat("scalar"); + AddOutSignal(); + + changed = false; +} + +void scmul_ar::m_signal(int n, t_sample *const *in, + t_sample *const *out) +{ + t_sample *nin = *in; + t_sample *nout = *out; + + if (changed) + { + float xb = m_nextfactor; + float slope = CALCSLOPE(xb, m_factor); + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) * xb; + xb += slope; + } + m_factor = xb; + changed = false; + } + else + { + float xb = m_factor; + + for (int i = 0; i!=n; ++i) + { + ZXP(nout) = ZXP(nin) * xb; + } + } +} + + diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp index 077ea45..69aaf2b 100644 --- a/sc4pd/source/support.cpp +++ b/sc4pd/source/support.cpp @@ -108,3 +108,77 @@ int32 timeseed() return (int32)tsec ^ (int32)tusec ^ count--; } + +/* from Convolution.cpp */ +extern "C" +{ + float *cosTable[32]; + float *fftWindow[32]; +} + + +float* create_cosTable(int log2n) +{ + int size = 1 << log2n; + int size2 = size / 4 + 1; + float *win = (float*)malloc(size2 * sizeof(float)); + double winc = twopi / size; + for (int i=0; i Date: Wed, 12 Jan 2005 11:24:27 +0000 Subject: bugfix svn path=/trunk/externals/tb/; revision=2493 --- sc4pd/source/Median.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/Median.cpp b/sc4pd/source/Median.cpp index f89f934..4383a1b 100644 --- a/sc4pd/source/Median.cpp +++ b/sc4pd/source/Median.cpp @@ -199,12 +199,12 @@ Median_kr::Median_kr(int argc,t_atom * argv) AtomList Args(argc,argv); - m_size=sc_getfloatarg(Args,0); + m_size=(int)sc_getfloatarg(Args,0); float m_set=sc_getfloatarg(Args,1); Median.Init(m_size,m_set); - AddOutSignal(); + AddOutFloat(); } void Median_kr::m_perform(float f) -- cgit v1.2.1 From e50bf5fa3c18516c4bbebb0149cdee83d2c8ae57 Mon Sep 17 00:00:00 2001 From: Tim Blechmann Date: Mon, 2 May 2005 14:48:25 +0000 Subject: fixed compiling failure ... added support for flext build system ... thnx thomas svn path=/trunk/externals/tb/; revision=2881 --- sc4pd/source/support.cpp | 8 ++++---- sc4pd/source/support.hpp | 8 ++++---- 2 files changed, 8 insertions(+), 8 deletions(-) (limited to 'sc4pd/source') diff --git a/sc4pd/source/support.cpp b/sc4pd/source/support.cpp index 69aaf2b..e753056 100644 --- a/sc4pd/source/support.cpp +++ b/sc4pd/source/support.cpp @@ -39,7 +39,7 @@ #include -bool sc_add (flext::AtomList a) +bool sc_add (flext::AtomList& a) { for (int i = 0; i!=a.Count();++i) { @@ -54,7 +54,7 @@ bool sc_add (flext::AtomList a) return false; } -float sc_getfloatarg (flext::AtomList a,int i) +float sc_getfloatarg (flext::AtomList& a,int i) { if (a.Count() > 0 && a.Count() > i) return flext::GetAFloat(a[i]); @@ -62,7 +62,7 @@ float sc_getfloatarg (flext::AtomList a,int i) return 0; } -bool sc_ar(flext::AtomList a) +bool sc_ar(flext::AtomList& a) { for (int i = 0; i!=a.Count();++i) { @@ -77,7 +77,7 @@ bool sc_ar(flext::AtomList a) return false; } -bool sc_inv(flext::AtomList a) +bool sc_inv(flext::AtomList& a) { for (int i = 0; i!=a.Count();++i) { diff --git a/sc4pd/source/support.hpp b/sc4pd/source/support.hpp index c9cedae..12885cb 100644 --- a/sc4pd/source/support.hpp +++ b/sc4pd/source/support.hpp @@ -47,10 +47,10 @@ /* for argument parsing */ -bool sc_add (flext::AtomList a); -float sc_getfloatarg (flext::AtomList a,int i); -bool sc_ar(flext::AtomList a); -bool sc_inv(flext::AtomList a); +bool sc_add (flext::AtomList& a); +float sc_getfloatarg (flext::AtomList& a,int i); +bool sc_ar(flext::AtomList& a); +bool sc_inv(flext::AtomList& a); /* for rngs */ -- cgit v1.2.1