3 |
* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
4 |
* * |
* * |
5 |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
6 |
* Copyright (C) 2005, 2006 Christian Schoenebeck * |
* Copyright (C) 2005 - 2007 Christian Schoenebeck * |
7 |
* * |
* * |
8 |
* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
9 |
* it under the terms of the GNU General Public License as published by * |
* it under the terms of the GNU General Public License as published by * |
38 |
pLFO3 = new LFOSigned(1200.0f); // pitch EG (-1200..+1200 range) |
pLFO3 = new LFOSigned(1200.0f); // pitch EG (-1200..+1200 range) |
39 |
KeyGroup = 0; |
KeyGroup = 0; |
40 |
SynthesisMode = 0; // set all mode bits to 0 first |
SynthesisMode = 0; // set all mode bits to 0 first |
41 |
// select synthesis implementation (currently either pure C++ or MMX+SSE(1)) |
// select synthesis implementation (asm core is not supported ATM) |
42 |
#if CONFIG_ASM && ARCH_X86 |
#if 0 // CONFIG_ASM && ARCH_X86 |
43 |
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE()); |
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, Features::supportsMMX() && Features::supportsSSE()); |
44 |
#else |
#else |
45 |
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, false); |
SYNTHESIS_MODE_SET_IMPLEMENTATION(SynthesisMode, false); |
79 |
int Voice::Trigger(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::DimensionRegion* pDimRgn, type_t VoiceType, int iKeyGroup) { |
int Voice::Trigger(EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::DimensionRegion* pDimRgn, type_t VoiceType, int iKeyGroup) { |
80 |
this->pEngineChannel = pEngineChannel; |
this->pEngineChannel = pEngineChannel; |
81 |
this->pDimRgn = pDimRgn; |
this->pDimRgn = pDimRgn; |
82 |
|
Orphan = false; |
83 |
|
|
84 |
#if CONFIG_DEVMODE |
#if CONFIG_DEVMODE |
85 |
if (itNoteOnEvent->FragmentPos() > pEngine->MaxSamplesPerCycle) { // just a sanity check for debugging |
if (itNoteOnEvent->FragmentPos() > pEngine->MaxSamplesPerCycle) { // just a sanity check for debugging |
104 |
// -1.0..1.0). For 24 bit, we downscale from int32. |
// -1.0..1.0). For 24 bit, we downscale from int32. |
105 |
float volume = velocityAttenuation / (pSample->BitDepth == 16 ? 32768.0f : 32768.0f * 65536.0f); |
float volume = velocityAttenuation / (pSample->BitDepth == 16 ? 32768.0f : 32768.0f * 65536.0f); |
106 |
|
|
107 |
volume *= pDimRgn->SampleAttenuation; |
volume *= pDimRgn->SampleAttenuation * pEngineChannel->GlobalVolume * GLOBAL_VOLUME; |
108 |
|
|
109 |
// the volume of release triggered samples depends on note length |
// the volume of release triggered samples depends on note length |
110 |
if (Type == type_release_trigger) { |
if (Type == type_release_trigger) { |
142 |
|
|
143 |
float subfragmentRate = pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE; |
float subfragmentRate = pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE; |
144 |
CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate); |
CrossfadeSmoother.trigger(crossfadeVolume, subfragmentRate); |
145 |
VolumeSmoother.trigger(pEngineChannel->GlobalVolume, subfragmentRate); |
VolumeSmoother.trigger(pEngineChannel->MidiVolume, subfragmentRate); |
146 |
PanLeftSmoother.trigger(pEngineChannel->GlobalPanLeft, subfragmentRate); |
PanLeftSmoother.trigger(pEngineChannel->GlobalPanLeft, subfragmentRate); |
147 |
PanRightSmoother.trigger(pEngineChannel->GlobalPanRight, subfragmentRate); |
PanRightSmoother.trigger(pEngineChannel->GlobalPanRight, subfragmentRate); |
148 |
|
|
184 |
// calculate initial pitch value |
// calculate initial pitch value |
185 |
{ |
{ |
186 |
double pitchbasecents = pDimRgn->FineTune + (int) pEngine->ScaleTuning[MIDIKey % 12]; |
double pitchbasecents = pDimRgn->FineTune + (int) pEngine->ScaleTuning[MIDIKey % 12]; |
187 |
if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100; |
|
188 |
|
// GSt behaviour: maximum transpose up is 40 semitones. If |
189 |
|
// MIDI key is more than 40 semitones above unity note, |
190 |
|
// the transpose is not done. |
191 |
|
if (pDimRgn->PitchTrack && (MIDIKey - (int) pDimRgn->UnityNote) < 40) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100; |
192 |
|
|
193 |
this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->SampleRate)); |
this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->SampleRate)); |
194 |
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 |
195 |
} |
} |
247 |
else |
else |
248 |
#else |
#else |
249 |
{ |
{ |
250 |
float finalVolume = pEngineChannel->GlobalVolume * crossfadeVolume * EG1.getLevel(); |
float finalVolume = pEngineChannel->MidiVolume * crossfadeVolume * EG1.getLevel(); |
251 |
|
|
252 |
finalSynthesisParameters.fFinalVolumeLeft = finalVolume * VolumeLeft * pEngineChannel->GlobalPanLeft; |
finalSynthesisParameters.fFinalVolumeLeft = finalVolume * VolumeLeft * pEngineChannel->GlobalPanLeft; |
253 |
finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight; |
finalSynthesisParameters.fFinalVolumeRight = finalVolume * VolumeRight * pEngineChannel->GlobalPanRight; |
520 |
finalSynthesisParameters.filterLeft.SetType(pDimRgn->VCFType); |
finalSynthesisParameters.filterLeft.SetType(pDimRgn->VCFType); |
521 |
finalSynthesisParameters.filterRight.SetType(pDimRgn->VCFType); |
finalSynthesisParameters.filterRight.SetType(pDimRgn->VCFType); |
522 |
#else // override filter type |
#else // override filter type |
523 |
FilterLeft.SetType(CONFIG_OVERRIDE_FILTER_TYPE); |
finalSynthesisParameters.filterLeft.SetType(CONFIG_OVERRIDE_FILTER_TYPE); |
524 |
FilterRight.SetType(CONFIG_OVERRIDE_FILTER_TYPE); |
finalSynthesisParameters.filterRight.SetType(CONFIG_OVERRIDE_FILTER_TYPE); |
525 |
#endif // CONFIG_OVERRIDE_FILTER_TYPE |
#endif // CONFIG_OVERRIDE_FILTER_TYPE |
526 |
|
|
527 |
VCFCutoffCtrl.value = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller]; |
VCFCutoffCtrl.value = pEngineChannel->ControllerTable[VCFCutoffCtrl.controller]; |
725 |
CrossfadeSmoother.update(Engine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]); |
CrossfadeSmoother.update(Engine::CrossfadeCurve[CrossfadeAttenuation(itEvent->Param.CC.Value)]); |
726 |
} |
} |
727 |
if (itEvent->Param.CC.Controller == 7) { // volume |
if (itEvent->Param.CC.Controller == 7) { // volume |
728 |
VolumeSmoother.update(Engine::VolumeCurve[itEvent->Param.CC.Value] * CONFIG_GLOBAL_ATTENUATION); |
VolumeSmoother.update(Engine::VolumeCurve[itEvent->Param.CC.Value]); |
729 |
} else if (itEvent->Param.CC.Controller == 10) { // panpot |
} else if (itEvent->Param.CC.Controller == 10) { // panpot |
730 |
PanLeftSmoother.update(Engine::PanCurve[128 - itEvent->Param.CC.Value]); |
PanLeftSmoother.update(Engine::PanCurve[128 - itEvent->Param.CC.Value]); |
731 |
PanRightSmoother.update(Engine::PanCurve[itEvent->Param.CC.Value]); |
PanRightSmoother.update(Engine::PanCurve[itEvent->Param.CC.Value]); |
774 |
* @param Skip - number of sample points to skip in output buffer |
* @param Skip - number of sample points to skip in output buffer |
775 |
*/ |
*/ |
776 |
void Voice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) { |
void Voice::Synthesize(uint Samples, sample_t* pSrc, uint Skip) { |
777 |
finalSynthesisParameters.pOutLeft = &pEngineChannel->pOutputLeft[Skip]; |
finalSynthesisParameters.pOutLeft = &pEngineChannel->pChannelLeft->Buffer()[Skip]; |
778 |
finalSynthesisParameters.pOutRight = &pEngineChannel->pOutputRight[Skip]; |
finalSynthesisParameters.pOutRight = &pEngineChannel->pChannelRight->Buffer()[Skip]; |
779 |
finalSynthesisParameters.pSrc = pSrc; |
finalSynthesisParameters.pSrc = pSrc; |
780 |
|
|
781 |
RTList<Event>::Iterator itCCEvent = pEngineChannel->pEvents->first(); |
RTList<Event>::Iterator itCCEvent = pEngineChannel->pEvents->first(); |
809 |
// process transition events (note on, note off & sustain pedal) |
// process transition events (note on, note off & sustain pedal) |
810 |
processTransitionEvents(itNoteEvent, iSubFragmentEnd); |
processTransitionEvents(itNoteEvent, iSubFragmentEnd); |
811 |
|
|
812 |
// if the voice was killed in this subfragment switch EG1 to fade out stage |
// if the voice was killed in this subfragment, or if the |
813 |
if (itKillEvent && killPos <= iSubFragmentEnd) { |
// filter EG is finished, switch EG1 to fade out stage |
814 |
|
if ((itKillEvent && killPos <= iSubFragmentEnd) || |
815 |
|
(SYNTHESIS_MODE_GET_FILTER(SynthesisMode) && |
816 |
|
EG2.getSegmentType() == EGADSR::segment_end)) { |
817 |
EG1.enterFadeOutStage(); |
EG1.enterFadeOutStage(); |
818 |
itKillEvent = Pool<Event>::Iterator(); |
itKillEvent = Pool<Event>::Iterator(); |
819 |
} |
} |
926 |
* fading down the volume level to avoid clicks and regular processing |
* fading down the volume level to avoid clicks and regular processing |
927 |
* until the kill event actually occured! |
* until the kill event actually occured! |
928 |
* |
* |
929 |
* @see Kill() |
* If it's necessary to know when the voice's disk stream was actually |
930 |
|
* deleted, then one can set the optional @a bRequestNotification |
931 |
|
* parameter and this method will then return the handle of the disk |
932 |
|
* stream (unique identifier) and one can use this handle to poll the |
933 |
|
* disk thread if this stream has been deleted. In any case this method |
934 |
|
* will return immediately and will not block until the stream actually |
935 |
|
* was deleted. |
936 |
|
* |
937 |
|
* @param bRequestNotification - (optional) whether the disk thread shall |
938 |
|
* provide a notification once it deleted |
939 |
|
* the respective disk stream |
940 |
|
* (default=false) |
941 |
|
* @returns handle to the voice's disk stream or @c Stream::INVALID_HANDLE |
942 |
|
* if the voice did not use a disk stream at all |
943 |
|
* @see Kill() |
944 |
*/ |
*/ |
945 |
void Voice::KillImmediately() { |
Stream::Handle Voice::KillImmediately(bool bRequestNotification) { |
946 |
|
Stream::Handle hStream = Stream::INVALID_HANDLE; |
947 |
if (DiskVoice && DiskStreamRef.State != Stream::state_unused) { |
if (DiskVoice && DiskStreamRef.State != Stream::state_unused) { |
948 |
pDiskThread->OrderDeletionOfStream(&DiskStreamRef); |
pDiskThread->OrderDeletionOfStream(&DiskStreamRef, bRequestNotification); |
949 |
|
hStream = DiskStreamRef.hStream; |
950 |
} |
} |
951 |
Reset(); |
Reset(); |
952 |
|
return hStream; |
953 |
} |
} |
954 |
|
|
955 |
/** |
/** |