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DelayUGens.cpp
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DelayUGens.cpp
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/*
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef NOVA_SIMD
#include "simd_memory.hpp"
#endif
#include "SC_PlugIn.h"
#include <cstdio>
using namespace std; // for math functions
const int kMAXMEDIANSIZE = 32;
static InterfaceTable *ft;
struct ScopeOut : public Unit
{
SndBuf *m_buf;
SndBufUpdates *m_bufupdates;
float m_fbufnum;
uint32 m_framepos, m_framecount;
float **mIn;
};
struct PlayBuf : public Unit
{
double m_phase;
float m_prevtrig;
float m_fbufnum;
SndBuf *m_buf;
};
struct Grain
{
double phase, rate;
double b1, y1, y2; // envelope
float pan1, pan2;
int counter;
int bufnum;
int chan;
int interp;
};
const int kMaxGrains = 64;
struct TGrains : public Unit
{
float mPrevTrig;
int mNumActive;
Grain mGrains[kMaxGrains];
};
#if NOTYET
struct SimpleLoopBuf : public Unit
{
int m_phase;
float m_prevtrig;
float m_fbufnum;
SndBuf *m_buf;
};
#endif
struct BufRd : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
};
struct BufWr : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
};
struct RecordBuf : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
int32 m_writepos;
float m_recLevel, m_preLevel;
float m_prevtrig;
float **mIn;
};
struct Pitch : public Unit
{
float m_values[kMAXMEDIANSIZE];
int m_ages[kMAXMEDIANSIZE];
float *m_buffer;
float m_freq, m_minfreq, m_maxfreq, m_hasfreq, m_srate, m_ampthresh, m_peakthresh;
int m_minperiod, m_maxperiod, m_execPeriod, m_index, m_readp, m_size;
int m_downsamp, m_maxlog2bins, m_medianSize;
int m_state;
bool m_getClarity;
};
struct InterpolationUnit
{
static const int minDelaySamples = 1;
};
struct CubicInterpolationUnit
{
static const int minDelaySamples = 2;
};
struct BufDelayUnit : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
float m_dsamp;
float m_delaytime;
int m_iwrphase;
uint32 m_numoutput;
};
struct BufDelayN : public BufDelayUnit, InterpolationUnit
{};
struct BufDelayL : public BufDelayUnit, InterpolationUnit
{};
struct BufDelayC : public BufDelayUnit, CubicInterpolationUnit
{};
struct BufFeedbackDelay : public BufDelayUnit
{
float m_feedbk, m_decaytime;
};
struct BufCombN : public BufFeedbackDelay, InterpolationUnit
{};
struct BufCombL : public BufFeedbackDelay, InterpolationUnit
{};
struct BufCombC : public BufFeedbackDelay, CubicInterpolationUnit
{};
struct BufAllpassN : public BufFeedbackDelay, InterpolationUnit
{};
struct BufAllpassL : public BufFeedbackDelay, InterpolationUnit
{};
struct BufAllpassC : public BufFeedbackDelay, CubicInterpolationUnit
{};
struct DelayUnit : public Unit
{
float *m_dlybuf;
float m_dsamp, m_fdelaylen;
float m_delaytime, m_maxdelaytime;
long m_iwrphase, m_idelaylen, m_mask;
long m_numoutput;
};
struct DelayN : public DelayUnit, InterpolationUnit
{};
struct DelayL : public DelayUnit, InterpolationUnit
{};
struct DelayC : public DelayUnit, InterpolationUnit
{};
struct FeedbackDelay : public DelayUnit
{
float m_feedbk, m_decaytime;
};
struct CombN : public FeedbackDelay, InterpolationUnit
{};
struct CombL : public FeedbackDelay, InterpolationUnit
{};
struct CombC : public FeedbackDelay, CubicInterpolationUnit
{};
struct AllpassN : public FeedbackDelay, InterpolationUnit
{};
struct AllpassL : public FeedbackDelay, InterpolationUnit
{};
struct AllpassC : public FeedbackDelay, CubicInterpolationUnit
{};
struct BufInfoUnit : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
};
struct Pluck : public FeedbackDelay, CubicInterpolationUnit
{
float m_lastsamp, m_prevtrig, m_coef;
long m_inputsamps;
};
struct LocalBuf : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
};
struct MaxLocalBufs : public Unit
{
};
struct SetBuf : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
};
struct ClearBuf : public Unit
{
float m_fbufnum;
SndBuf *m_buf;
};
struct DelTapWr : public Unit
{
SndBuf *m_buf;
float m_fbufnum;
uint32 m_phase;
};
struct DelTapRd : public Unit
{
SndBuf *m_buf;
float m_fbufnum, m_delTime;
};
//////////////////////////////////////////////////////////////////////////////////////////////////
extern "C"
{
void SampleRate_Ctor(Unit *unit, int inNumSamples);
void ControlRate_Ctor(Unit *unit, int inNumSamples);
void SampleDur_Ctor(Unit *unit, int inNumSamples);
void ControlDur_Ctor(Unit *unit, int inNumSamples);
void SubsampleOffset_Ctor(Unit *unit, int inNumSamples);
void RadiansPerSample_Ctor(Unit *unit, int inNumSamples);
void NumInputBuses_Ctor(Unit *unit, int inNumSamples);
void NumOutputBuses_Ctor(Unit *unit, int inNumSamples);
void NumAudioBuses_Ctor(Unit *unit, int inNumSamples);
void NumControlBuses_Ctor(Unit *unit, int inNumSamples);
void NumBuffers_Ctor(Unit *unit, int inNumSamples);
void NumRunningSynths_Ctor(Unit *unit, int inNumSamples);
void NumRunningSynths_next(Unit *unit, int inNumSamples);
void BufSampleRate_next(BufInfoUnit *unit, int inNumSamples);
void BufSampleRate_Ctor(BufInfoUnit *unit, int inNumSamples);
void BufFrames_next(BufInfoUnit *unit, int inNumSamples);
void BufFrames_Ctor(BufInfoUnit *unit, int inNumSamples);
void BufDur_next(BufInfoUnit *unit, int inNumSamples);
void BufDur_Ctor(BufInfoUnit *unit, int inNumSamples);
void BufChannels_next(BufInfoUnit *unit, int inNumSamples);
void BufChannels_Ctor(BufInfoUnit *unit, int inNumSamples);
void BufSamples_next(BufInfoUnit *unit, int inNumSamples);
void BufSamples_Ctor(BufInfoUnit *unit, int inNumSamples);
void BufRateScale_next(BufInfoUnit *unit, int inNumSamples);
void BufRateScale_Ctor(BufInfoUnit *unit, int inNumSamples);
void PlayBuf_next_aa(PlayBuf *unit, int inNumSamples);
void PlayBuf_next_ak(PlayBuf *unit, int inNumSamples);
void PlayBuf_next_ka(PlayBuf *unit, int inNumSamples);
void PlayBuf_next_kk(PlayBuf *unit, int inNumSamples);
void PlayBuf_Ctor(PlayBuf* unit);
void TGrains_next(TGrains *unit, int inNumSamples);
void TGrains_Ctor(TGrains* unit);
#if NOTYET
void SimpleLoopBuf_next_kk(SimpleLoopBuf *unit, int inNumSamples);
void SimpleLoopBuf_Ctor(SimpleLoopBuf* unit);
void SimpleLoopBuf_Dtor(SimpleLoopBuf* unit);
#endif
void BufRd_Ctor(BufRd *unit);
void BufRd_next_4(BufRd *unit, int inNumSamples);
void BufRd_next_2(BufRd *unit, int inNumSamples);
void BufRd_next_1(BufRd *unit, int inNumSamples);
void BufWr_Ctor(BufWr *unit);
void BufWr_next(BufWr *unit, int inNumSamples);
void RecordBuf_Ctor(RecordBuf *unit);
void RecordBuf_Dtor(RecordBuf *unit);
void RecordBuf_next(RecordBuf *unit, int inNumSamples);
void RecordBuf_next_10(RecordBuf *unit, int inNumSamples);
void Pitch_Ctor(Pitch *unit);
void Pitch_next_a(Pitch *unit, int inNumSamples);
void Pitch_next_k(Pitch *unit, int inNumSamples);
void LocalBuf_Ctor(LocalBuf *unit);
void LocalBuf_Dtor(LocalBuf *unit);
void LocalBuf_next(LocalBuf *unit, int inNumSamples);
void MaxLocalBufs_Ctor(MaxLocalBufs *unit);
void SetBuf_Ctor(SetBuf *unit);
void SetBuf_next(SetBuf *unit, int inNumSamples);
void ClearBuf_Ctor(ClearBuf *unit);
void ClearBuf_next(ClearBuf *unit, int inNumSamples);
void BufDelayN_Ctor(BufDelayN *unit);
void BufDelayN_next(BufDelayN *unit, int inNumSamples);
void BufDelayN_next_z(BufDelayN *unit, int inNumSamples);
void BufDelayN_next_a(BufDelayN *unit, int inNumSamples);
void BufDelayN_next_a_z(BufDelayN *unit, int inNumSamples);
void BufDelayL_Ctor(BufDelayL *unit);
void BufDelayL_next(BufDelayL *unit, int inNumSamples);
void BufDelayL_next_z(BufDelayL *unit, int inNumSamples);
void BufDelayL_next_a(BufDelayL *unit, int inNumSamples);
void BufDelayL_next_a_z(BufDelayL *unit, int inNumSamples);
void BufDelayC_Ctor(BufDelayC *unit);
void BufDelayC_next(BufDelayC *unit, int inNumSamples);
void BufDelayC_next_z(BufDelayC *unit, int inNumSamples);
void BufDelayC_next_a(BufDelayC *unit, int inNumSamples);
void BufDelayC_next_a_z(BufDelayC *unit, int inNumSamples);
void BufCombN_Ctor(BufCombN *unit);
void BufCombN_next(BufCombN *unit, int inNumSamples);
void BufCombN_next_z(BufCombN *unit, int inNumSamples);
void BufCombN_next_a(BufCombN *unit, int inNumSamples);
void BufCombN_next_a_z(BufCombN *unit, int inNumSamples);
void BufCombL_Ctor(BufCombL *unit);
void BufCombL_next(BufCombL *unit, int inNumSamples);
void BufCombL_next_z(BufCombL *unit, int inNumSamples);
void BufCombL_next_a(BufCombL *unit, int inNumSamples);
void BufCombL_next_a_z(BufCombL *unit, int inNumSamples);
void BufCombC_Ctor(BufCombC *unit);
void BufCombC_next(BufCombC *unit, int inNumSamples);
void BufCombC_next_z(BufCombC *unit, int inNumSamples);
void BufCombC_next_a(BufCombC *unit, int inNumSamples);
void BufCombC_next_a_z(BufCombC *unit, int inNumSamples);
void BufAllpassN_Ctor(BufAllpassN *unit);
void BufAllpassN_next(BufAllpassN *unit, int inNumSamples);
void BufAllpassN_next_z(BufAllpassN *unit, int inNumSamples);
void BufAllpassN_next_a(BufAllpassN *unit, int inNumSamples);
void BufAllpassN_next_a_z(BufAllpassN *unit, int inNumSamples);
void BufAllpassL_Ctor(BufAllpassL *unit);
void BufAllpassL_next(BufAllpassL *unit, int inNumSamples);
void BufAllpassL_next_z(BufAllpassL *unit, int inNumSamples);
void BufAllpassL_next_a(BufAllpassL *unit, int inNumSamples);
void BufAllpassL_next_a_z(BufAllpassL *unit, int inNumSamples);
void BufAllpassC_Ctor(BufAllpassC *unit);
void BufAllpassC_next(BufAllpassC *unit, int inNumSamples);
void BufAllpassC_next_z(BufAllpassC *unit, int inNumSamples);
void BufAllpassC_next_a(BufAllpassC *unit, int inNumSamples);
void BufAllpassC_next_a_z(BufAllpassC *unit, int inNumSamples);
void DelayUnit_Dtor(DelayUnit *unit);
void DelayN_Ctor(DelayN *unit);
void DelayN_next(DelayN *unit, int inNumSamples);
void DelayN_next_z(DelayN *unit, int inNumSamples);
void DelayN_next_a(DelayN *unit, int inNumSamples);
void DelayN_next_a_z(DelayN *unit, int inNumSamples);
void DelayL_Ctor(DelayL *unit);
void DelayL_next(DelayL *unit, int inNumSamples);
void DelayL_next_z(DelayL *unit, int inNumSamples);
void DelayL_next_a(DelayL *unit, int inNumSamples);
void DelayL_next_a_z(DelayL *unit, int inNumSamples);
void DelayC_Ctor(DelayC *unit);
void DelayC_next(DelayC *unit, int inNumSamples);
void DelayC_next_z(DelayC *unit, int inNumSamples);
void DelayC_next_a(DelayC *unit, int inNumSamples);
void DelayC_next_a_z(DelayC *unit, int inNumSamples);
void CombN_Ctor(CombN *unit);
void CombN_next(CombN *unit, int inNumSamples);
void CombN_next_z(CombN *unit, int inNumSamples);
void CombN_next_a(CombN *unit, int inNumSamples);
void CombN_next_a_z(CombN *unit, int inNumSamples);
void CombL_Ctor(CombL *unit);
void CombL_next(CombL *unit, int inNumSamples);
void CombL_next_z(CombL *unit, int inNumSamples);
void CombL_next_a(CombL *unit, int inNumSamples);
void CombL_next_a_z(CombL *unit, int inNumSamples);
void CombC_Ctor(CombC *unit);
void CombC_next(CombC *unit, int inNumSamples);
void CombC_next_z(CombC *unit, int inNumSamples);
void CombC_next_a(CombC *unit, int inNumSamples);
void CombC_next_a_z(CombC *unit, int inNumSamples);
void AllpassN_Ctor(AllpassN *unit);
void AllpassN_next(AllpassN *unit, int inNumSamples);
void AllpassN_next_z(AllpassN *unit, int inNumSamples);
void AllpassN_next_a(AllpassN *unit, int inNumSamples);
void AllpassN_next_a_z(AllpassN *unit, int inNumSamples);
void AllpassL_Ctor(AllpassL *unit);
void AllpassL_next(AllpassL *unit, int inNumSamples);
void AllpassL_next_z(AllpassL *unit, int inNumSamples);
void AllpassL_next_a(AllpassL *unit, int inNumSamples);
void AllpassL_next_a_z(AllpassL *unit, int inNumSamples);
void AllpassC_Ctor(AllpassC *unit);
void AllpassC_next(AllpassC *unit, int inNumSamples);
void AllpassC_next_z(AllpassC *unit, int inNumSamples);
void AllpassC_next_a(AllpassC *unit, int inNumSamples);
void AllpassC_next_a_z(AllpassC *unit, int inNumSamples);
void ScopeOut_next(ScopeOut *unit, int inNumSamples);
void ScopeOut_Ctor(ScopeOut *unit);
void ScopeOut_Dtor(ScopeOut *unit);
void Pluck_Ctor(Pluck* unit);
void Pluck_next_aa(Pluck *unit, int inNumSamples);
void Pluck_next_aa_z(Pluck *unit, int inNumSamples);
void Pluck_next_kk(Pluck *unit, int inNumSamples);
void Pluck_next_kk_z(Pluck *unit, int inNumSamples);
void Pluck_next_ka(Pluck *unit, int inNumSamples);
void Pluck_next_ka_z(Pluck *unit, int inNumSamples);
void Pluck_next_ak(Pluck *unit, int inNumSamples);
void Pluck_next_ak_z(Pluck *unit, int inNumSamples);
void DelTapWr_Ctor(DelTapWr* unit);
void DelTapWr_next(DelTapWr *unit, int inNumSamples);
void DelTapWr_next_simd(DelTapWr *unit, int inNumSamples);
void DelTapRd_Ctor(DelTapRd* unit);
void DelTapRd_next1_a(DelTapRd *unit, int inNumSamples);
void DelTapRd_next2_a(DelTapRd *unit, int inNumSamples);
void DelTapRd_next4_a(DelTapRd *unit, int inNumSamples);
void DelTapRd_next1_k(DelTapRd *unit, int inNumSamples);
void DelTapRd_next1_k_simd(DelTapRd *unit, int inNumSamples);
void DelTapRd_next2_k(DelTapRd *unit, int inNumSamples);
void DelTapRd_next4_k(DelTapRd *unit, int inNumSamples);
}
//////////////////////////////////////////////////////////////////////////////////////////////////
void SampleRate_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mSampleRate;
}
void ControlRate_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mBufRate.mSampleRate;
}
void SampleDur_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mFullRate.mSampleDur;
}
void ControlDur_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mFullRate.mBufDuration;
}
void RadiansPerSample_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mFullRate.mRadiansPerSample;
}
void SubsampleOffset_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mParent->mSubsampleOffset;
}
void NumInputBuses_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mNumInputs;
}
void NumOutputBuses_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mNumOutputs;
}
void NumAudioBuses_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mNumAudioBusChannels;
}
void NumControlBuses_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mNumControlBusChannels;
}
void NumBuffers_Ctor(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mNumSndBufs;
}
//////////////////////////////////////////////////////////////////////////////////////////////////
void NumRunningSynths_Ctor(Unit *unit, int inNumSamples)
{
if(INRATE(0) != calc_ScalarRate) { SETCALC(NumRunningSynths_next); }
ZOUT0(0) = unit->mWorld->mNumGraphs;
}
void NumRunningSynths_next(Unit *unit, int inNumSamples)
{
ZOUT0(0) = unit->mWorld->mNumGraphs;
}
//////////////////////////////////////////////////////////////////////////////////////////////////
void BufSampleRate_next(BufInfoUnit *unit, int inNumSamples)
{
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->samplerate;
}
void BufSampleRate_Ctor(BufInfoUnit *unit, int inNumSamples)
{
SETCALC(BufSampleRate_next);
unit->m_fbufnum = -1e9f;
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->samplerate;
}
void BufFrames_next(BufInfoUnit *unit, int inNumSamples)
{
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->frames;
}
void BufFrames_Ctor(BufInfoUnit *unit, int inNumSamples)
{
SETCALC(BufFrames_next);
unit->m_fbufnum = -1.f;
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->frames;
}
void BufDur_next(BufInfoUnit *unit, int inNumSamples)
{
SIMPLE_GET_BUF
ZOUT0(0) = buf->frames * buf->sampledur;
}
void BufDur_Ctor(BufInfoUnit *unit, int inNumSamples)
{
SETCALC(BufDur_next);
unit->m_fbufnum = -1e9f;
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->frames * buf->sampledur;
}
void BufChannels_next(BufInfoUnit *unit, int inNumSamples)
{
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->channels;
}
void BufChannels_Ctor(BufInfoUnit *unit, int inNumSamples)
{
SETCALC(BufChannels_next);
unit->m_fbufnum = -1e9f;
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->channels;
}
void BufSamples_next(BufInfoUnit *unit, int inNumSamples)
{
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->samples;
}
void BufSamples_Ctor(BufInfoUnit *unit, int inNumSamples)
{
SETCALC(BufSamples_next);
unit->m_fbufnum = -1e9f;
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->samples;
}
void BufRateScale_next(BufInfoUnit *unit, int inNumSamples)
{
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->samplerate * unit->mWorld->mFullRate.mSampleDur;
}
void BufRateScale_Ctor(BufInfoUnit *unit, int inNumSamples)
{
SETCALC(BufRateScale_next);
unit->m_fbufnum = -1e9f;
SIMPLE_GET_BUF_SHARED
ZOUT0(0) = buf->samplerate * unit->mWorld->mFullRate.mSampleDur;
}
//////////////////////////////////////////////////////////////////////////////////////////////////
inline int32 BUFMASK(int32 x)
{
return (1 << (31 - CLZ(x))) - 1;
}
static void LocalBuf_allocBuffer(LocalBuf *unit, SndBuf *buf, int numChannels, int numFrames)
{
int numSamples = numFrames * numChannels;
// Print("bufnum: %i, allocating %i channels and %i frames. memsize: %i\n", (int)unit->m_fbufnum, numChannels, numFrames, numSamples * sizeof(float));
buf->data = (float*)RTAlloc(unit->mWorld, numSamples * sizeof(float));
if (!buf->data) {
if(unit->mWorld->mVerbosity > -2){
Print("failed to allocate memory for LocalBuffer\n");
}
return;
}
buf->channels = numChannels;
buf->frames = numFrames;
buf->samples = numSamples;
buf->mask = BUFMASK(numSamples); // for delay lines
buf->mask1 = buf->mask - 1; // for oscillators
buf->samplerate = unit->mWorld->mSampleRate;
buf->sampledur = 1. / buf->samplerate;
#if SUPERNOVA
buf->isLocal = true;
#endif
}
void LocalBuf_Ctor(LocalBuf *unit)
{
Graph *parent = unit->mParent;
int offset = unit->mWorld->mNumSndBufs;
int bufnum = parent->localBufNum;
if (parent->localBufNum >= parent->localMaxBufNum) {
unit->m_fbufnum = -1.f;
if(unit->mWorld->mVerbosity > -2){
printf("warning: LocalBuf tried to allocate too many local buffers.\n");
}
} else {
unit->m_fbufnum = (float) (bufnum + offset);
unit->m_buf = parent->mLocalSndBufs + bufnum;
parent->localBufNum = parent->localBufNum + 1;
LocalBuf_allocBuffer(unit, unit->m_buf, (int)IN0(0), (int)IN0(1));
}
OUT0(0) = unit->m_fbufnum;
}
void LocalBuf_Dtor(LocalBuf *unit)
{
RTFree(unit->mWorld, unit->m_buf->data);
if(unit->mParent->localBufNum <= 1) { // only the last time.
for (int i = 0; i != unit->mParent->localMaxBufNum; ++i)
unit->mParent->mLocalSndBufs[i].~SndBuf();
RTFree(unit->mWorld, unit->mParent->mLocalSndBufs);
unit->mParent->localMaxBufNum = 0;
} else {
unit->mParent->localBufNum = unit->mParent->localBufNum - 1;
}
}
// dummy for unit size.
void LocalBuf_next(LocalBuf *unit, int inNumSamples) {}
//////////////////////////////////////////////////////////////////////////////////////////////////
void MaxLocalBufs_Ctor(MaxLocalBufs *unit)
{
Graph *parent = unit->mParent;
int offset = unit->mWorld->mNumSndBufs;
int bufnum = parent->localBufNum;
int maxBufNum = (int)(IN0(0) + .5f);
if(!parent->localMaxBufNum) {
parent->mLocalSndBufs = (SndBuf*)RTAlloc(unit->mWorld, maxBufNum * sizeof(SndBuf));
#ifdef SUPERNOVA
for (int i = 0; i != maxBufNum; ++i)
new(&parent->mLocalSndBufs[i]) SndBuf();
#endif
parent->localMaxBufNum = maxBufNum;
} else {
printf("warning: MaxLocalBufs - maximum number of local buffers is already declared (%i) and must remain unchanged.\n", parent->localMaxBufNum);
}
}
//////////////////////////////////////////////////////////////////////////////////////////////////
void SetBuf_next(SetBuf *unit, int inNumSamples)
{
GET_BUF
if (!bufData) {
if(unit->mWorld->mVerbosity > -2){
Print("SetBuf: no valid buffer\n");
}
return;
}
int offset = (int)IN0(1);
int numArgs = (int)IN0(2);
int end = sc_min(buf->samples, numArgs + offset);
int j = 3;
for(int i=offset; i<end; ++j, ++i) {
bufData[i] = (float)IN0(j);
}
}
void SetBuf_Ctor(SetBuf *unit)
{
unit->m_fbufnum = -1.f;
SETCALC(SetBuf_next);
OUT0(0) = 0.f;
SetBuf_next(unit, 0);
}
//////////////////////////////////////////////////////////////////////////////////////////////////
void ClearBuf_next(ClearBuf *unit, int inNumSamples)
{
GET_BUF
if (!bufData) {
if(unit->mWorld->mVerbosity > -2){
Print("ClearBuf: no valid buffer\n");
}
return;
}
int n = unit->m_buf->samples;
//bzero(unit->m_buf->data, unit->m_buf->samples * sizeof(float));
for (int i=0; i<n; ++i) {
bufData[i] = 0.f;
}
}
void ClearBuf_Ctor(ClearBuf *unit)
{
unit->m_fbufnum = -1.f;
SETCALC(ClearBuf_next);
OUT0(0) = 0.f;
ClearBuf_next(unit, 0);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
inline double sc_loop(Unit *unit, double in, double hi, int loop)
{
// avoid the divide if possible
if (in >= hi) {
if (!loop) {
unit->mDone = true;
return hi;
}
in -= hi;
if (in < hi) return in;
} else if (in < 0.) {
if (!loop) {
unit->mDone = true;
return 0.;
}
in += hi;
if (in >= 0.) return in;
} else return in;
return in - hi * floor(in/hi);
}
#define CHECK_BUF \
if (!bufData) { \
unit->mDone = true; \
ClearUnitOutputs(unit, inNumSamples); \
return; \
}
static inline bool checkBuffer(Unit * unit, const float * bufData, uint32 bufChannels,
uint32 expectedChannels, int inNumSamples)
{
if (!bufData)
goto handle_failure;
if (expectedChannels > bufChannels) {
if(unit->mWorld->mVerbosity > -1 && !unit->mDone)
Print("Buffer UGen channel mismatch: expected %i, yet buffer has %i channels\n",
expectedChannels, bufChannels);
goto handle_failure;
}
return true;
handle_failure:
unit->mDone = true;
ClearUnitOutputs(unit, inNumSamples);
return false;
}
#define SETUP_IN(offset) \
uint32 numInputs = unit->mNumInputs - (uint32)offset; \
if (numInputs != bufChannels) { \
if(unit->mWorld->mVerbosity > -1 && !unit->mDone){ \
Print("buffer-writing UGen channel mismatch: numInputs %i, yet buffer has %i channels\n", numInputs, bufChannels); \
} \
unit->mDone = true; \
ClearUnitOutputs(unit, inNumSamples); \
return; \
} \
if(!unit->mIn){ \
unit->mIn = (float**)RTAlloc(unit->mWorld, numInputs * sizeof(float*)); \
if (unit->mIn == NULL) { \
unit->mDone = true; \
ClearUnitOutputs(unit, inNumSamples); \
return; \
} \
} \
float **in = unit->mIn; \
for (uint32 i=0; i<numInputs; ++i) { \
in[i] = ZIN(i+offset); \
}
#define TAKEDOWN_IN \
if(unit->mIn){ \
RTFree(unit->mWorld, unit->mIn); \
}
#define LOOP_BODY_4(SAMPLE_INDEX) \
phase = sc_loop((Unit*)unit, phase, loopMax, loop); \
int32 iphase = (int32)phase; \
const float* table1 = bufData + iphase * bufChannels; \
const float* table0 = table1 - bufChannels; \
const float* table2 = table1 + bufChannels; \
const float* table3 = table2 + bufChannels; \
if (iphase == 0) { \
if (loop) { \
table0 += bufSamples; \
} else { \
table0 += bufChannels; \
} \
} else if (iphase >= guardFrame) { \
if (iphase == guardFrame) { \
if (loop) { \
table3 -= bufSamples; \
} else { \
table3 -= bufChannels; \
} \
} else { \
if (loop) { \
table2 -= bufSamples; \
table3 -= bufSamples; \
} else { \
table2 -= bufChannels; \
table3 -= 2 * bufChannels; \
} \
} \
} \
int32 index = 0; \
float fracphase = phase - (double)iphase; \
for (uint32 channel=0; channel<numOutputs; ++channel) { \
float a = table0[index]; \
float b = table1[index]; \
float c = table2[index]; \
float d = table3[index]; \
OUT(channel)[SAMPLE_INDEX] = cubicinterp(fracphase, a, b, c, d); \
index++; \
}
#define LOOP_BODY_2(SAMPLE_INDEX) \
phase = sc_loop((Unit*)unit, phase, loopMax, loop); \
int32 iphase = (int32)phase; \
const float* table1 = bufData + iphase * bufChannels; \
const float* table2 = table1 + bufChannels; \
if (iphase > guardFrame) { \
if (loop) { \
table2 -= bufSamples; \
} else { \
table2 -= bufChannels; \
} \
} \
int32 index = 0; \
float fracphase = phase - (double)iphase; \
for (uint32 channel=0; channel<numOutputs; ++channel) { \
float b = table1[index]; \
float c = table2[index]; \
OUT(channel)[SAMPLE_INDEX] = b + fracphase * (c - b); \
index++; \
}
#define LOOP_BODY_1(SAMPLE_INDEX) \
phase = sc_loop((Unit*)unit, phase, loopMax, loop); \
int32 iphase = (int32)phase; \
const float* table1 = bufData + iphase * bufChannels; \
int32 index = 0; \
for (uint32 channel=0; channel<numOutputs; ++channel) { \
OUT(channel)[SAMPLE_INDEX] = table1[index++]; \
}
void PlayBuf_Ctor(PlayBuf *unit)
{
if (INRATE(1) == calc_FullRate) {
if (INRATE(2) == calc_FullRate) {
SETCALC(PlayBuf_next_aa);
} else {
SETCALC(PlayBuf_next_ak);
}
} else {
if (INRATE(2) == calc_FullRate) {
SETCALC(PlayBuf_next_ka);
} else {
SETCALC(PlayBuf_next_kk);
}
}
unit->m_fbufnum = -1e9f;
unit->m_prevtrig = 0.;
unit->m_phase = ZIN0(3);
ClearUnitOutputs(unit, 1);
}
void PlayBuf_next_aa(PlayBuf *unit, int inNumSamples)
{
float *ratein = ZIN(1);
float *trigin = ZIN(2);
int32 loop = (int32)ZIN0(4);
float fbufnum = ZIN0(0);
if (fbufnum != unit->m_fbufnum) {
uint32 bufnum = (int)fbufnum;
World *world = unit->mWorld;
if (bufnum >= world->mNumSndBufs) bufnum = 0;
unit->m_fbufnum = fbufnum;
unit->m_buf = world->mSndBufs + bufnum;
}
const SndBuf *buf = unit->m_buf;
ACQUIRE_SNDBUF_SHARED(buf);
const float *bufData __attribute__((__unused__)) = buf->data;
uint32 bufChannels __attribute__((__unused__)) = buf->channels;
uint32 bufSamples __attribute__((__unused__)) = buf->samples;