diff options
Diffstat (limited to 'muse2/plugins/pandelay')
| -rw-r--r-- | muse2/plugins/pandelay/Makefile.am | 16 | ||||
| -rw-r--r-- | muse2/plugins/pandelay/Makefile.in | 673 | ||||
| -rw-r--r-- | muse2/plugins/pandelay/ladspapandelay.cpp | 100 | ||||
| -rw-r--r-- | muse2/plugins/pandelay/ladspapandelay.h | 55 | ||||
| -rw-r--r-- | muse2/plugins/pandelay/pandelay.cpp | 170 | ||||
| -rw-r--r-- | muse2/plugins/pandelay/pandelaymodel.cpp | 157 | ||||
| -rw-r--r-- | muse2/plugins/pandelay/pandelaymodel.h | 93 |
7 files changed, 1264 insertions, 0 deletions
diff --git a/muse2/plugins/pandelay/Makefile.am b/muse2/plugins/pandelay/Makefile.am new file mode 100644 index 00000000..664b3170 --- /dev/null +++ b/muse2/plugins/pandelay/Makefile.am @@ -0,0 +1,16 @@ +include $(top_srcdir)/common.am +include $(top_srcdir)/plugins/plugins-install.am + +AM_CXXFLAGS += -O3 -fno-exceptions -fno-rtti -ffast-math + +plugins_LTLIBRARIES = pandelay.la + +plugins_DATA = + +pandelay_la_SOURCES = \ + ladspapandelay.cpp ladspapandelay.h \ + pandelay.cpp \ + pandelaymodel.cpp pandelaymodel.h +pandelay_la_LDFLAGS = -module -avoid-version + + diff --git a/muse2/plugins/pandelay/Makefile.in b/muse2/plugins/pandelay/Makefile.in new file mode 100644 index 00000000..bd3f80dd --- /dev/null +++ b/muse2/plugins/pandelay/Makefile.in @@ -0,0 +1,673 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in \ + $(top_srcdir)/common.am \ + $(top_srcdir)/plugins/plugins-install.am +subdir = plugins/pandelay +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/m4/aclocal-include.m4 \ + $(top_srcdir)/m4/alsa.m4 $(top_srcdir)/m4/docbook.m4 \ + $(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltoptions.m4 \ + $(top_srcdir)/m4/ltsugar.m4 $(top_srcdir)/m4/ltversion.m4 \ + $(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/configure.ac +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_HEADER = $(top_builddir)/config.h +CONFIG_CLEAN_FILES = +CONFIG_CLEAN_VPATH_FILES = +am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; +am__vpath_adj = case $$p in \ + $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \ + *) f=$$p;; \ + esac; +am__strip_dir = f=`echo $$p | sed -e 's|^.*/||'`; +am__install_max = 40 +am__nobase_strip_setup = \ + srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*|]/\\\\&/g'` +am__nobase_strip = \ + for p in $$list; do echo "$$p"; done | sed -e "s|$$srcdirstrip/||" +am__nobase_list = $(am__nobase_strip_setup); \ + for p in $$list; do echo "$$p $$p"; done | \ + sed "s| $$srcdirstrip/| |;"' / .*\//!s/ .*/ ./; s,\( .*\)/[^/]*$$,\1,' | \ + $(AWK) 'BEGIN { files["."] = "" } { files[$$2] = files[$$2] " " $$1; \ + if (++n[$$2] == $(am__install_max)) \ + { print $$2, files[$$2]; n[$$2] = 0; files[$$2] = "" } } \ + END { for (dir in files) print dir, files[dir] }' +am__base_list = \ + sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \ + sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g' +am__installdirs = "$(DESTDIR)$(pluginsdir)" "$(DESTDIR)$(pluginsdir)" +LTLIBRARIES = $(plugins_LTLIBRARIES) +pandelay_la_LIBADD = +am_pandelay_la_OBJECTS = ladspapandelay.lo pandelay.lo \ + pandelaymodel.lo +pandelay_la_OBJECTS = $(am_pandelay_la_OBJECTS) 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mostlyclean \ + mostlyclean-compile mostlyclean-generic mostlyclean-libtool \ + pdf pdf-am ps ps-am tags uninstall uninstall-am \ + uninstall-pluginsDATA uninstall-pluginsLTLIBRARIES + + +de: + @for base in $(MOCFILES); do echo -e "\t$${base}.cpp $${base}.h \\"; done + +nde: + @for base in $(MOCFILES); do echo -e "\tmoc_$${base}.cpp \\"; done + +.ui.o: %.h + $(UIC) -L $(top_srcdir)/muse/widgets -o $*.cpp -impl $*.h $*.ui + $(MOC) $*.h >> $*.cpp + $(CXXCOMPILE) -c $*.cpp -o $*.o + $(RM) $*.cpp moc_$*.cpp moc_$*.o + +.ui.lo: %.h + $(UIC) -L $(top_srcdir)/muse/widgets -o $*.cpp -impl $*.h $*.ui + $(MOC) $*.h >> $*.cpp + $(LTCXXCOMPILE) -c $*.cpp -o $*.lo + $(RM) $*.cpp moc_$*.cpp moc_$*.lo moc_$*.o + +moc_%.cpp: %.h + $(MOC) $< -o $@ + +%.h: %.ui + $(UIC) -o $@ $< +# $(UIC) -L $(top_srcdir)/muse/widgets -o $@ $< + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/muse2/plugins/pandelay/ladspapandelay.cpp b/muse2/plugins/pandelay/ladspapandelay.cpp new file mode 100644 index 00000000..b5680d3e --- /dev/null +++ b/muse2/plugins/pandelay/ladspapandelay.cpp @@ -0,0 +1,100 @@ +//=========================================================================== +// +// ladspapandelay +// +// Version 0.0.1 +// +// +// +// +// Copyright (c) 2006 Nil Geisweiller +// +// +// +// 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 or point your web browser to http://www.gnu.org. +//=========================================================================== + +#include "ladspapandelay.h" + +//--------------------------------------------------------- +// PanDelay +//--------------------------------------------------------- + +LADSPAPanDelay::LADSPAPanDelay(unsigned long samplerate) + : PanDelayModel(samplerate) { + //TODO init param +} + +LADSPAPanDelay::~LADSPAPanDelay() { +} + +//--------------------------------------------------------- +// activate +//--------------------------------------------------------- + +void LADSPAPanDelay::activate() { + *port[4] = param[0]; + *port[5] = param[1]; + *port[6] = param[2]; + *port[7] = param[3]; + *port[8] = param[4]; + *port[9] = param[5]; +} + +void LADSPAPanDelay::updateParameters() { + if (param[0] != *port[4]) { + param[0] = *port[4]; + setBPM(param[0]); + } + if (param[1] != *port[5]) { + param[1] = *port[5]; + setBeatRatio(param[1]); + } + if (param[2] != *port[6]) { + param[2] = *port[6]; + setFeedback(param[2]); + } + if (param[3] != *port[7]) { + param[3] = *port[7]; + setPanLFOFreq(param[3]); + } + if (param[4] != *port[8]) { + param[4] = *port[8]; + setPanLFODepth(param[4]); + } + if (param[5] != *port[9]) { + param[5] = *port[9]; + setDryWet(param[5]); + } +} + +//--------------------------------------------------------- +// processReplace +//--------------------------------------------------------- + +void LADSPAPanDelay::processReplace(long n) { + updateParameters(); + PanDelayModel::processReplace(port[0], port[1], port[2], port[3], n); +} + +//--------------------------------------------------------- +// processMix +//--------------------------------------------------------- + +void LADSPAPanDelay::processMix(long n) { + updateParameters(); + PanDelayModel::processMix(port[0], port[1], port[2], port[3], n); +} diff --git a/muse2/plugins/pandelay/ladspapandelay.h b/muse2/plugins/pandelay/ladspapandelay.h new file mode 100644 index 00000000..ab5427a1 --- /dev/null +++ b/muse2/plugins/pandelay/ladspapandelay.h @@ -0,0 +1,55 @@ +//=========================================================================== +// +// ladspapandelay +// +// Version 0.0.1 +// +// +// +// +// Copyright (c) 2006 Nil Geisweiller +// +// +// +// 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 or point your web browser to http://www.gnu.org. +//=========================================================================== + +#ifndef __LADSPAPANDELAY_H +#define __LADSPAPANDELAY_H + +#include "pandelaymodel.h" +#include "../../muse/ladspa.h" + +#define NBRPARAM 6 + +class LADSPAPanDelay : public PanDelayModel { + private: + + public: + LADSPAPanDelay(unsigned long samplerate); + ~LADSPAPanDelay(); + + LADSPA_Data* port[NBRPARAM + 4]; + float param[NBRPARAM]; + + void updateParameters(); + void processMix(long numsamples); + void processReplace(long numsamples); + + void activate(); +}; + +#endif diff --git a/muse2/plugins/pandelay/pandelay.cpp b/muse2/plugins/pandelay/pandelay.cpp new file mode 100644 index 00000000..18ce1a41 --- /dev/null +++ b/muse2/plugins/pandelay/pandelay.cpp @@ -0,0 +1,170 @@ +//========================================================= +// PanDelay for MusE +// +// (C) Copyright 2006 Nil Geisweiller +//========================================================= + +#include "ladspapandelay.h" +#include <stdio.h> + +//--------------------------------------------------------- +// instantiate pandelay +// Construct a new plugin instance. +//--------------------------------------------------------- + +LADSPA_Handle instantiate(const LADSPA_Descriptor* /*Descriptor*/, + unsigned long samplerate) +{ + return new LADSPAPanDelay(samplerate); +} + +//--------------------------------------------------------- +// connect PortTo pandelay +// Connect a port to a data location. +//--------------------------------------------------------- + +void connect(LADSPA_Handle Instance, unsigned long port, + LADSPA_Data* data) +{ + ((LADSPAPanDelay*)Instance)->port[port] = data; +} + +//--------------------------------------------------------- +// activate +//--------------------------------------------------------- + +void activate(LADSPA_Handle instance) +{ + ((LADSPAPanDelay*)instance)->activate(); +} + +//--------------------------------------------------------- +// deactivate +//--------------------------------------------------------- + +void deactivate(LADSPA_Handle /*Instance*/) +{ +} + +//--------------------------------------------------------- +// run pandelay +//--------------------------------------------------------- + +void run(LADSPA_Handle Instance, unsigned long n) +{ + ((LADSPAPanDelay*)Instance)->processReplace(n); +} + +//--------------------------------------------------------- +// runAdding pandelay +// *ADD* the output to the output buffer. +//--------------------------------------------------------- + +void runAdding(LADSPA_Handle Instance, unsigned long n) +{ + ((LADSPAPanDelay*)Instance)->processMix(n); +} + +//--------------------------------------------------------- +// set pandelay RunAddingGain +//--------------------------------------------------------- + +void setGain(LADSPA_Handle /*Instance*/, LADSPA_Data /*Gain*/) +{ + printf("TEST setGain\n"); + // ((LADSPAPanDelay*)Instance)->m_fRunAddingGain = Gain; +} + +//--------------------------------------------------------- +// cleanup pandelay +//--------------------------------------------------------- + +void cleanup(LADSPA_Handle Instance) +{ + delete (LADSPAPanDelay*)Instance; +} + +static const char* portNames[] = { + "Input (Left)", + "Input (Right)", + "Output (Left)", + "Output (Right)", + "BMP", + "Beat Ratio", + "Feedback", + "Pan LFO Freq", + "Pan LFO Depth", + "Dry/Wet" +}; + +LADSPA_PortDescriptor portDescriptors[] = { + LADSPA_PORT_INPUT | LADSPA_PORT_AUDIO, + LADSPA_PORT_INPUT | LADSPA_PORT_AUDIO, + LADSPA_PORT_OUTPUT | LADSPA_PORT_AUDIO, + LADSPA_PORT_OUTPUT | LADSPA_PORT_AUDIO, + LADSPA_PORT_INPUT | LADSPA_PORT_CONTROL, + LADSPA_PORT_INPUT | LADSPA_PORT_CONTROL, + LADSPA_PORT_INPUT | LADSPA_PORT_CONTROL, + LADSPA_PORT_INPUT | LADSPA_PORT_CONTROL, + LADSPA_PORT_INPUT | LADSPA_PORT_CONTROL, + LADSPA_PORT_INPUT | LADSPA_PORT_CONTROL +}; + +LADSPA_PortRangeHint portRangeHints[] = { + { 0, 0.0, 0.0 }, + { 0, 0.0, 0.0 }, + { 0, 0.0, 0.0 }, + { 0, 0.0, 0.0 }, + { LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_DEFAULT_100, MINBPM, MAXBPM }, + { LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_DEFAULT_1, MINBEATRATIO, MAXBEATRATIO }, + { LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_DEFAULT_HIGH, -1.0, 1.0 }, + { LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_LOGARITHMIC | LADSPA_HINT_DEFAULT_HIGH, MINFREQ, MAXFREQ }, + { LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_DEFAULT_HIGH, 0.0, 1.0 }, + { LADSPA_HINT_BOUNDED_ABOVE | LADSPA_HINT_BOUNDED_BELOW | LADSPA_HINT_DEFAULT_MIDDLE, 0.0, 1.0 } +}; + +LADSPA_Descriptor descriptor = { + 1052, + "pandelay", + LADSPA_PROPERTY_HARD_RT_CAPABLE, + "PanDelay", + "Nil Geisweiller", + "GPL", + NBRPARAM + 4, + portDescriptors, + portNames, + portRangeHints, + 0, // impl. data + instantiate, + connect, + activate, + run, + runAdding, + setGain, + deactivate, + cleanup +}; + +//--------------------------------------------------------- +// _init +// called automatically when the plugin library is first +// loaded. +//--------------------------------------------------------- +void _init() { +} + +//--------------------------------------------------------- +// _fini +// called automatically when the library is unloaded. +//--------------------------------------------------------- +void _fini() { +} + +//--------------------------------------------------------- +// ladspa_descriptor +// Return a descriptor of the requested plugin type. +//--------------------------------------------------------- +const LADSPA_Descriptor* ladspa_descriptor(unsigned long i) { + return (i == 0) ? &descriptor : 0; +} + diff --git a/muse2/plugins/pandelay/pandelaymodel.cpp b/muse2/plugins/pandelay/pandelaymodel.cpp new file mode 100644 index 00000000..a30d0646 --- /dev/null +++ b/muse2/plugins/pandelay/pandelaymodel.cpp @@ -0,0 +1,157 @@ +//=========================================================================== +// +// PanDelay, panoramic rotating delay +// +// version 0.0.1 +// +// pandelaymodel.cpp +// +// +// Copyright (c) 2006 Nil Geisweiller +// +// +// +// 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 or point your web browser to http://www.gnu.org. +//=========================================================================== + +#include "pandelaymodel.h" +#include <stdio.h> + +PanDelayModel::PanDelayModel(int samplerate) { + for(int i = 0; i < MAXBUFFERLENGTH; i++) { + _leftBuffer[i] = 0.0; + _rightBuffer[i] = 0.0; + } + _bufferPointer = 0; + _inc = 0.0; + _l = 1.0; + _r = 1.0; + + _samplerate = samplerate; + _beatRatio = 4; + setBPM(120); + setPanDelay(); +} + +PanDelayModel::~PanDelayModel() { +} + +void PanDelayModel::setSamplerate(int sr) { + _samplerate = sr; + setPanDelay(); +} + +void PanDelayModel::setBPM(float bpm) { + _BPM = bpm; + _delayTime = _beatRatio * 60.0 / _BPM; + setPanDelay(); +} + +void PanDelayModel::setBeatRatio(float br) { + _beatRatio = br; + _delayTime = _beatRatio * 60.0 / _BPM; + setPanDelay(); +} + +void PanDelayModel::setDelayTime(float dt) { + if(dt < MINDELAYTIME) _delayTime = MINDELAYTIME; + else if(dt > MAXDELAYTIME) _delayTime = MAXDELAYTIME; + else _delayTime = dt; + setPanDelay(); +} + +void PanDelayModel::setFeedback(float fb) { + _feedback = fb; + setPanDelay(); +} + +void PanDelayModel::setPanLFOFreq(float pf) { + _panLFOFreq = pf; + setPanDelay(); +} + +void PanDelayModel::setPanLFODepth(float pd) { + _panLFODepth = pd; + setPanDelay(); +} + +void PanDelayModel::setDryWet(float dw) { + _dryWet = dw; +} + +void PanDelayModel::setPanDelay() { + float numLFOSample = (1.0/_panLFOFreq) * (float)_samplerate; + _inc = 2.0 / numLFOSample; + _delaySampleSize = (int)(_delayTime * (float)_samplerate); + _lBound = 1.0 - _panLFODepth; + _rBound = 1.0 + _panLFODepth; +} + +void PanDelayModel::processMix(float* leftSamplesIn, float* rightSamplesIn, + float* leftSamplesOut, float* rightSamplesOut, + unsigned n) { + float ls, rs, p; + p = 1.0 - _dryWet; + for(unsigned i = 0; i < n; i++) { + //read buffer + ls = _leftBuffer[_bufferPointer]; + rs = _rightBuffer[_bufferPointer]; + //write buffer + _leftBuffer[_bufferPointer] *= _feedback; + _leftBuffer[_bufferPointer] += leftSamplesIn[i]; + _rightBuffer[_bufferPointer] *= _feedback; + _rightBuffer[_bufferPointer] += rightSamplesIn[i]; + //write out + leftSamplesOut[i] += _l * _dryWet * ls + p * leftSamplesIn[i]; + rightSamplesOut[i] += _r * _dryWet * rs + p * rightSamplesIn[i]; + //update _bufferPointer + _bufferPointer++; + _bufferPointer%=_delaySampleSize; + //update _l _r + _r += _inc; + _l -= _inc; + //update _inc + if(_r > _rBound || _r < _lBound) _inc = -_inc; + } +} + +void PanDelayModel::processReplace(float* leftSamplesIn, float* rightSamplesIn, + float* leftSamplesOut, + float* rightSamplesOut, unsigned n) { + float ls, rs, p; + p = 1.0 - _dryWet; + for(unsigned i = 0; i < n; i++) { + //read buffer + ls = _leftBuffer[_bufferPointer]; + rs = _rightBuffer[_bufferPointer]; + //write buffer + _leftBuffer[_bufferPointer] *= _feedback; + _leftBuffer[_bufferPointer] += leftSamplesIn[i]; + _rightBuffer[_bufferPointer] *= _feedback; + _rightBuffer[_bufferPointer] += rightSamplesIn[i]; + //write out + leftSamplesOut[i] = _l * _dryWet * ls + p * leftSamplesIn[i]; + rightSamplesOut[i] = _r * _dryWet * rs + p * rightSamplesIn[i]; + //update _bufferPointer + _bufferPointer++; + _bufferPointer%=_delaySampleSize; + //update _l _r + _r += _inc; + _l -= _inc; + //update _inc + if(_r > _rBound || _r < _lBound) _inc = -_inc; + } +} diff --git a/muse2/plugins/pandelay/pandelaymodel.h b/muse2/plugins/pandelay/pandelaymodel.h new file mode 100644 index 00000000..65983187 --- /dev/null +++ b/muse2/plugins/pandelay/pandelaymodel.h @@ -0,0 +1,93 @@ +//=========================================================================== +// +// PanDelay, panoramic rotating delay +// +// version 0.0.1 +// +// pandelaymodel.h +// +// +// Copyright (c) 2006 Nil Geisweiller +// +// +// +// 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 or point your web browser to http://www.gnu.org. +//=========================================================================== + +#ifndef __PANDELAYMODEL_H +#define __PANDELAYMODEL_H + +#include <math.h> + +#define MAXBUFFERLENGTH 192000 +#define MINFREQ 0.1 //in Hz +#define MAXFREQ 10.0 //in Hz +#define MINBPM 60.0 +#define MAXBPM 255.0 +#define MINBEATRATIO 0.125 +#define MAXBEATRATIO 2.0 +#define MINDELAYTIME 0.01 //in second +#define MAXDELAYTIME 2.0 //in second + +#define NBRPARAM 5 + +class PanDelayModel { + private: + int _samplerate; + + //bool _beatFraction; //if true then the delay is calculated in beat fraction + float _BPM; + float _beatRatio; + float _delayTime; //delay is calculated according to BMP and ratioBMP + float _feedback; + float _panLFOFreq; + float _panLFODepth; + float _dryWet; //0.0 : dry, 1.0 : wet + + int _delaySampleSize; + float _lBound; + float _rBound; + float _inc; + float _l; + float _r; + + float _leftBuffer[MAXBUFFERLENGTH]; + float _rightBuffer[MAXBUFFERLENGTH]; + int _bufferPointer; + + public: + PanDelayModel(int samplerate); + ~PanDelayModel(); + + void setSamplerate(int sr); + void setBeatRatio(float br); + void setBPM(float bpm); + void setDelayTime(float dt); + void setFeedback(float dt); + void setPanLFOFreq(float pf); + void setPanLFODepth(float pd); + void setDryWet(float dw); + void setPanDelay(); + + void processMix(float* leftInSamples, float* rightInSamples, + float* leftOutSamples, float* rightOutSamples, + unsigned n); + void processReplace(float* leftInSamples, float* rightInSamples, + float* leftOutSamples, float* rightOutSamples, + unsigned n); +}; + +#endif /* __PANDELAYMODEL_H */ |