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/scaleneg.cpp | 130 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 sc4pd/source/scaleneg.cpp (limited to 'sc4pd/source/sc*.cpp') 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; +} -- 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/scaleneg.cpp | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'sc4pd/source/sc*.cpp') 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~ -----------------------------*/ -- 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/scaleneg.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'sc4pd/source/sc*.cpp') 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); -- 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/sc*.cpp | 113 +++++++++++++++++++++++++++++++++++++++ sc4pd/source/sc+.cpp | 113 +++++++++++++++++++++++++++++++++++++++ sc4pd/source/sc-.cpp | 142 +++++++++++++++++++++++++++++++++++++++++++++++++ sc4pd/source/scdiv.cpp | 142 +++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 510 insertions(+) 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/sc*.cpp') 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/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; + } + } + } +} + -- 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/sc*.cpp | 113 ------------------------------------------------- sc4pd/source/scmul.cpp | 113 +++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 113 insertions(+), 113 deletions(-) delete mode 100644 sc4pd/source/sc*.cpp create mode 100644 sc4pd/source/scmul.cpp (limited to 'sc4pd/source/sc*.cpp') 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; + } + } +} + + -- cgit v1.2.1