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Diffstat (limited to 'sc4pd/source/amclip.cpp')
-rw-r--r-- | sc4pd/source/amclip.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/sc4pd/source/amclip.cpp b/sc4pd/source/amclip.cpp new file mode 100644 index 0000000..8bd2edf --- /dev/null +++ b/sc4pd/source/amclip.cpp @@ -0,0 +1,128 @@ +/* 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 "sc4pd.hpp" + + +/* ------------------------ amclip~ -----------------------------*/ + +class amclip_ar + :public sc4pd_dsp +{ + FLEXT_HEADER(amclip_ar,sc4pd_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; +} |