58 |
pLFO2 = NULL; |
pLFO2 = NULL; |
59 |
pLFO3 = NULL; |
pLFO3 = NULL; |
60 |
KeyGroup = 0; |
KeyGroup = 0; |
61 |
|
SynthesisMode = 0; // set all mode bits to 0 first |
62 |
// select synthesis implementation (currently either pure C++ or MMX+SSE(1)) |
// select synthesis implementation (currently either pure C++ or MMX+SSE(1)) |
63 |
|
#if ARCH_X86 |
64 |
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE()); |
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE()); |
65 |
|
#else |
66 |
|
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, false); |
67 |
|
#endif |
68 |
|
SYNTHESIS_MODE_SET_PROFILING(SynthesisMode, true); |
69 |
|
|
70 |
|
FilterLeft.Reset(); |
71 |
|
FilterRight.Reset(); |
72 |
} |
} |
73 |
|
|
74 |
Voice::~Voice() { |
Voice::~Voice() { |
122 |
* @param iLayer - layer number this voice refers to (only if this is a layered sound of course) |
* @param iLayer - layer number this voice refers to (only if this is a layered sound of course) |
123 |
* @param ReleaseTriggerVoice - if this new voice is a release trigger voice (optional, default = false) |
* @param ReleaseTriggerVoice - if this new voice is a release trigger voice (optional, default = false) |
124 |
* @param VoiceStealing - wether the voice is allowed to steal voices for further subvoices |
* @param VoiceStealing - wether the voice is allowed to steal voices for further subvoices |
125 |
* @returns 0 on success, a value < 0 if something failed |
* @returns 0 on success, a value < 0 if the voice wasn't triggered |
126 |
|
* (either due to an error or e.g. because no region is |
127 |
|
* defined for the given key) |
128 |
*/ |
*/ |
129 |
int Voice::Trigger(Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::Instrument* pInstrument, int iLayer, bool ReleaseTriggerVoice, bool VoiceStealing) { |
int Voice::Trigger(Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::Instrument* pInstrument, int iLayer, bool ReleaseTriggerVoice, bool VoiceStealing) { |
130 |
if (!pInstrument) { |
if (!pInstrument) { |
145 |
itChildVoice = Pool<Voice>::Iterator(); |
itChildVoice = Pool<Voice>::Iterator(); |
146 |
|
|
147 |
if (!pRegion) { |
if (!pRegion) { |
148 |
std::cerr << "gig::Voice: No Region defined for MIDI key " << MIDIKey << std::endl << std::flush; |
dmsg(4, ("gig::Voice: No Region defined for MIDI key %d\n", MIDIKey)); |
|
KillImmediately(); |
|
149 |
return -1; |
return -1; |
150 |
} |
} |
151 |
|
|
153 |
|
|
154 |
// get current dimension values to select the right dimension region |
// get current dimension values to select the right dimension region |
155 |
//FIXME: controller values for selecting the dimension region here are currently not sample accurate |
//FIXME: controller values for selecting the dimension region here are currently not sample accurate |
156 |
uint DimValues[5] = {0,0,0,0,0}; |
uint DimValues[8] = { 0 }; |
157 |
for (int i = pRegion->Dimensions - 1; i >= 0; i--) { |
for (int i = pRegion->Dimensions - 1; i >= 0; i--) { |
158 |
switch (pRegion->pDimensionDefinitions[i].dimension) { |
switch (pRegion->pDimensionDefinitions[i].dimension) { |
159 |
case ::gig::dimension_samplechannel: |
case ::gig::dimension_samplechannel: |
177 |
DimValues[i] = (uint) ReleaseTriggerVoice; |
DimValues[i] = (uint) ReleaseTriggerVoice; |
178 |
break; |
break; |
179 |
case ::gig::dimension_keyboard: |
case ::gig::dimension_keyboard: |
180 |
DimValues[i] = (uint) itNoteOnEvent->Param.Note.Key; |
DimValues[i] = (uint) pEngine->CurrentKeyDimension; |
181 |
break; |
break; |
182 |
case ::gig::dimension_modwheel: |
case ::gig::dimension_modwheel: |
183 |
DimValues[i] = pEngine->ControllerTable[1]; |
DimValues[i] = pEngine->ControllerTable[1]; |
255 |
std::cerr << "gig::Voice::Trigger() Error: Unknown dimension\n" << std::flush; |
std::cerr << "gig::Voice::Trigger() Error: Unknown dimension\n" << std::flush; |
256 |
} |
} |
257 |
} |
} |
258 |
pDimRgn = pRegion->GetDimensionRegionByValue(DimValues[4],DimValues[3],DimValues[2],DimValues[1],DimValues[0]); |
pDimRgn = pRegion->GetDimensionRegionByValue(DimValues); |
259 |
|
|
260 |
pSample = pDimRgn->pSample; // sample won't change until the voice is finished |
pSample = pDimRgn->pSample; // sample won't change until the voice is finished |
261 |
|
if (!pSample || !pSample->SamplesTotal) return -1; // no need to continue if sample is silent |
262 |
|
|
263 |
// select channel mode (mono or stereo) |
// select channel mode (mono or stereo) |
264 |
SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->Channels == 2); |
SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->Channels == 2); |
318 |
|
|
319 |
// calculate initial pitch value |
// calculate initial pitch value |
320 |
{ |
{ |
321 |
double pitchbasecents = pDimRgn->FineTune * 10 + (int) pEngine->ScaleTuning[MIDIKey % 12]; |
double pitchbasecents = pDimRgn->FineTune + (int) pEngine->ScaleTuning[MIDIKey % 12]; |
322 |
if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100; |
if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100; |
323 |
this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->pAudioOutputDevice->SampleRate())); |
this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->pAudioOutputDevice->SampleRate())); |
324 |
this->PitchBend = RTMath::CentsToFreqRatio(((double) PitchBend / 8192.0) * 200.0); // pitchbend wheel +-2 semitones = 200 cents |
this->PitchBend = RTMath::CentsToFreqRatio(((double) PitchBend / 8192.0) * 200.0); // pitchbend wheel +-2 semitones = 200 cents |
524 |
|
|
525 |
|
|
526 |
#if FORCE_FILTER_USAGE |
#if FORCE_FILTER_USAGE |
527 |
SYNTHESIS_MODE_SET_FILTER(SynthesisMode, true); |
const bool bUseFilter = true; |
528 |
#else // use filter only if instrument file told so |
#else // use filter only if instrument file told so |
529 |
SYNTHESIS_MODE_SET_FILTER(SynthesisMode, pDimRgn->VCFEnabled); |
const bool bUseFilter = pDimRgn->VCFEnabled; |
530 |
#endif // FORCE_FILTER_USAGE |
#endif // FORCE_FILTER_USAGE |
531 |
if (pDimRgn->VCFEnabled) { |
SYNTHESIS_MODE_SET_FILTER(SynthesisMode, bUseFilter); |
532 |
|
if (bUseFilter) { |
533 |
#ifdef OVERRIDE_FILTER_CUTOFF_CTRL |
#ifdef OVERRIDE_FILTER_CUTOFF_CTRL |
534 |
VCFCutoffCtrl.controller = OVERRIDE_FILTER_CUTOFF_CTRL; |
VCFCutoffCtrl.controller = OVERRIDE_FILTER_CUTOFF_CTRL; |
535 |
#else // use the one defined in the instrument file |
#else // use the one defined in the instrument file |
704 |
} |
} |
705 |
DiskStreamRef.pStream->IncrementReadPos(pSample->Channels * (int(Pos) - MaxRAMPos)); |
DiskStreamRef.pStream->IncrementReadPos(pSample->Channels * (int(Pos) - MaxRAMPos)); |
706 |
Pos -= int(Pos); |
Pos -= int(Pos); |
707 |
|
RealSampleWordsLeftToRead = -1; // -1 means no silence has been added yet |
708 |
} |
} |
709 |
|
|
710 |
const int sampleWordsLeftToRead = DiskStreamRef.pStream->GetReadSpace(); |
const int sampleWordsLeftToRead = DiskStreamRef.pStream->GetReadSpace(); |
713 |
if (DiskStreamRef.State == Stream::state_end) { |
if (DiskStreamRef.State == Stream::state_end) { |
714 |
const int maxSampleWordsPerCycle = (pEngine->MaxSamplesPerCycle << MAX_PITCH) * pSample->Channels + 6; // +6 for the interpolator algorithm |
const int maxSampleWordsPerCycle = (pEngine->MaxSamplesPerCycle << MAX_PITCH) * pSample->Channels + 6; // +6 for the interpolator algorithm |
715 |
if (sampleWordsLeftToRead <= maxSampleWordsPerCycle) { |
if (sampleWordsLeftToRead <= maxSampleWordsPerCycle) { |
716 |
|
// remember how many sample words there are before any silence has been added |
717 |
|
if (RealSampleWordsLeftToRead < 0) RealSampleWordsLeftToRead = sampleWordsLeftToRead; |
718 |
DiskStreamRef.pStream->WriteSilence(maxSampleWordsPerCycle - sampleWordsLeftToRead); |
DiskStreamRef.pStream->WriteSilence(maxSampleWordsPerCycle - sampleWordsLeftToRead); |
719 |
} |
} |
720 |
} |
} |
730 |
Pos -= iPos; // just keep fractional part of Pos |
Pos -= iPos; // just keep fractional part of Pos |
731 |
|
|
732 |
// change state of voice to 'end' if we really reached the end of the sample data |
// change state of voice to 'end' if we really reached the end of the sample data |
733 |
if (DiskStreamRef.State == Stream::state_end && readSampleWords >= sampleWordsLeftToRead) this->PlaybackState = playback_state_end; |
if (RealSampleWordsLeftToRead >= 0) { |
734 |
|
RealSampleWordsLeftToRead -= readSampleWords; |
735 |
|
if (RealSampleWordsLeftToRead <= 0) this->PlaybackState = playback_state_end; |
736 |
|
} |
737 |
} |
} |
738 |
break; |
break; |
739 |
|
|
951 |
biquad_param_t bqmain; |
biquad_param_t bqmain; |
952 |
float prev_cutoff = pEngine->pSynthesisParameters[Event::destination_vcfc][0]; |
float prev_cutoff = pEngine->pSynthesisParameters[Event::destination_vcfc][0]; |
953 |
float prev_res = pEngine->pSynthesisParameters[Event::destination_vcfr][0]; |
float prev_res = pEngine->pSynthesisParameters[Event::destination_vcfr][0]; |
954 |
FilterLeft.SetParameters(&bqbase, &bqmain, prev_cutoff, prev_res, pEngine->SampleRate); |
FilterLeft.SetParameters( &bqbase, &bqmain, prev_cutoff + FILTER_CUTOFF_MIN, prev_res, pEngine->SampleRate); |
955 |
FilterRight.SetParameters(&bqbase, &bqmain, prev_cutoff, prev_res, pEngine->SampleRate); |
FilterRight.SetParameters(&bqbase, &bqmain, prev_cutoff + FILTER_CUTOFF_MIN, prev_res, pEngine->SampleRate); |
956 |
pEngine->pBasicFilterParameters[0] = bqbase; |
pEngine->pBasicFilterParameters[0] = bqbase; |
957 |
pEngine->pMainFilterParameters[0] = bqmain; |
pEngine->pMainFilterParameters[0] = bqmain; |
958 |
|
|
965 |
{ |
{ |
966 |
prev_cutoff = pEngine->pSynthesisParameters[Event::destination_vcfc][i]; |
prev_cutoff = pEngine->pSynthesisParameters[Event::destination_vcfc][i]; |
967 |
prev_res = pEngine->pSynthesisParameters[Event::destination_vcfr][i]; |
prev_res = pEngine->pSynthesisParameters[Event::destination_vcfr][i]; |
968 |
FilterLeft.SetParameters(&bqbase, &bqmain, prev_cutoff, prev_res, pEngine->SampleRate); |
FilterLeft.SetParameters( &bqbase, &bqmain, prev_cutoff + FILTER_CUTOFF_MIN, prev_res, pEngine->SampleRate); |
969 |
FilterRight.SetParameters(&bqbase, &bqmain, prev_cutoff, prev_res, pEngine->SampleRate); |
FilterRight.SetParameters(&bqbase, &bqmain, prev_cutoff + FILTER_CUTOFF_MIN, prev_res, pEngine->SampleRate); |
970 |
} |
} |
971 |
} |
} |
972 |
|
|
973 |
//same as 'pEngine->pBasicFilterParameters[i] = bqbase;' |
//same as 'pEngine->pBasicFilterParameters[i] = bqbase;' |
974 |
bq = (float*) &pEngine->pBasicFilterParameters[i]; |
bq = (float*) &pEngine->pBasicFilterParameters[i]; |
975 |
bq[0] = bqbase.a1; |
bq[0] = bqbase.b0; |
976 |
bq[1] = bqbase.a2; |
bq[1] = bqbase.b1; |
977 |
bq[2] = bqbase.b0; |
bq[2] = bqbase.b2; |
978 |
bq[3] = bqbase.b1; |
bq[3] = bqbase.a1; |
979 |
bq[4] = bqbase.b2; |
bq[4] = bqbase.a2; |
980 |
|
|
981 |
// same as 'pEngine->pMainFilterParameters[i] = bqmain;' |
// same as 'pEngine->pMainFilterParameters[i] = bqmain;' |
982 |
bq = (float*) &pEngine->pMainFilterParameters[i]; |
bq = (float*) &pEngine->pMainFilterParameters[i]; |
983 |
bq[0] = bqmain.a1; |
bq[0] = bqmain.b0; |
984 |
bq[1] = bqmain.a2; |
bq[1] = bqmain.b1; |
985 |
bq[2] = bqmain.b0; |
bq[2] = bqmain.b2; |
986 |
bq[3] = bqmain.b1; |
bq[3] = bqmain.a1; |
987 |
bq[4] = bqmain.b2; |
bq[4] = bqmain.a2; |
988 |
} |
} |
989 |
} |
} |
990 |
|
|
996 |
* @param pSrc - pointer to input sample data |
* @param pSrc - pointer to input sample data |
997 |
* @param Skip - number of sample points to skip in output buffer |
* @param Skip - number of sample points to skip in output buffer |
998 |
*/ |
*/ |
999 |
void Voice::Synthesize(uint Samples, sample_t* pSrc, int Skip) { |
void Voice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) { |
1000 |
UpdateSynthesisMode(); |
RunSynthesisFunction(SynthesisMode, *this, Samples, pSrc, Skip); |
|
SynthesizeFragment_Fn* f = (SynthesizeFragment_Fn*) SynthesizeFragmentFnPtr; |
|
|
f(*this, Samples, pSrc, Skip); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Determine the respective synthesis function for the given synthesis |
|
|
* mode. |
|
|
*/ |
|
|
void Voice::UpdateSynthesisMode() { |
|
|
SynthesizeFragmentFnPtr = GetSynthesisFunction(SynthesisMode); |
|
1001 |
} |
} |
1002 |
|
|
1003 |
/** |
/** |