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/MantissaMask.cpp | 160 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 160 insertions(+) create mode 100644 sc4pd/source/MantissaMask.cpp (limited to 'sc4pd/source/MantissaMask.cpp') 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); +} -- 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/MantissaMask.cpp | 7 ------- 1 file changed, 7 deletions(-) (limited to 'sc4pd/source/MantissaMask.cpp') 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~ -----------------------------*/ -- 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/MantissaMask.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'sc4pd/source/MantissaMask.cpp') 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); -- cgit v1.2.1