45 |
Voice::Voice() { |
Voice::Voice() { |
46 |
pEngine = NULL; |
pEngine = NULL; |
47 |
pDiskThread = NULL; |
pDiskThread = NULL; |
48 |
Active = false; |
PlaybackState = playback_state_end; |
49 |
pEG1 = NULL; |
pEG1 = NULL; |
50 |
pEG2 = NULL; |
pEG2 = NULL; |
51 |
pEG3 = NULL; |
pEG3 = NULL; |
103 |
* Initializes and triggers the voice, a disk stream will be launched if |
* Initializes and triggers the voice, a disk stream will be launched if |
104 |
* needed. |
* needed. |
105 |
* |
* |
106 |
* @param pNoteOnEvent - event that caused triggering of this voice |
* @param itNoteOnEvent - event that caused triggering of this voice |
107 |
* @param PitchBend - MIDI detune factor (-8192 ... +8191) |
* @param PitchBend - MIDI detune factor (-8192 ... +8191) |
108 |
* @param pInstrument - points to the loaded instrument which provides sample wave(s) and articulation data |
* @param pInstrument - points to the loaded instrument which provides sample wave(s) and articulation data |
109 |
* @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) |
110 |
* @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) |
111 |
|
* @param VoiceStealing - wether the voice is allowed to steal voices for further subvoices |
112 |
* @returns 0 on success, a value < 0 if something failed |
* @returns 0 on success, a value < 0 if something failed |
113 |
*/ |
*/ |
114 |
int Voice::Trigger(Event* pNoteOnEvent, int PitchBend, ::gig::Instrument* pInstrument, int iLayer, bool ReleaseTriggerVoice) { |
int Voice::Trigger(Pool<Event>::Iterator& itNoteOnEvent, int PitchBend, ::gig::Instrument* pInstrument, int iLayer, bool ReleaseTriggerVoice, bool VoiceStealing) { |
115 |
if (!pInstrument) { |
if (!pInstrument) { |
116 |
dmsg(1,("voice::trigger: !pInstrument\n")); |
dmsg(1,("voice::trigger: !pInstrument\n")); |
117 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
118 |
} |
} |
119 |
|
|
120 |
Type = type_normal; |
Type = type_normal; |
121 |
Active = true; |
MIDIKey = itNoteOnEvent->Param.Note.Key; |
|
MIDIKey = pNoteOnEvent->Param.Note.Key; |
|
122 |
pRegion = pInstrument->GetRegion(MIDIKey); |
pRegion = pInstrument->GetRegion(MIDIKey); |
123 |
PlaybackState = playback_state_ram; // we always start playback from RAM cache and switch then to disk if needed |
PlaybackState = playback_state_ram; // we always start playback from RAM cache and switch then to disk if needed |
124 |
Delay = pNoteOnEvent->FragmentPos(); |
Delay = itNoteOnEvent->FragmentPos(); |
125 |
pTriggerEvent = pNoteOnEvent; |
itTriggerEvent = itNoteOnEvent; |
126 |
pKillEvent = NULL; |
itKillEvent = Pool<Event>::Iterator(); |
127 |
|
itChildVoice = Pool<Voice>::Iterator(); |
128 |
|
|
129 |
if (!pRegion) { |
if (!pRegion) { |
130 |
std::cerr << "gig::Voice: No Region defined for MIDI key " << MIDIKey << std::endl << std::flush; |
std::cerr << "gig::Voice: No Region defined for MIDI key " << MIDIKey << std::endl << std::flush; |
147 |
// if this is the 1st layer then spawn further voices for all the other layers |
// if this is the 1st layer then spawn further voices for all the other layers |
148 |
if (iLayer == 0) |
if (iLayer == 0) |
149 |
for (int iNewLayer = 1; iNewLayer < pRegion->pDimensionDefinitions[i].zones; iNewLayer++) |
for (int iNewLayer = 1; iNewLayer < pRegion->pDimensionDefinitions[i].zones; iNewLayer++) |
150 |
pEngine->LaunchVoice(pNoteOnEvent, iNewLayer, ReleaseTriggerVoice); |
itChildVoice = pEngine->LaunchVoice(itNoteOnEvent, iNewLayer, ReleaseTriggerVoice, VoiceStealing); |
151 |
break; |
break; |
152 |
case ::gig::dimension_velocity: |
case ::gig::dimension_velocity: |
153 |
DimValues[i] = pNoteOnEvent->Param.Note.Velocity; |
DimValues[i] = itNoteOnEvent->Param.Note.Velocity; |
154 |
break; |
break; |
155 |
case ::gig::dimension_channelaftertouch: |
case ::gig::dimension_channelaftertouch: |
156 |
DimValues[i] = 0; //TODO: we currently ignore this dimension |
DimValues[i] = 0; //TODO: we currently ignore this dimension |
160 |
DimValues[i] = (uint) ReleaseTriggerVoice; |
DimValues[i] = (uint) ReleaseTriggerVoice; |
161 |
break; |
break; |
162 |
case ::gig::dimension_keyboard: |
case ::gig::dimension_keyboard: |
163 |
DimValues[i] = (uint) pNoteOnEvent->Param.Note.Key; |
DimValues[i] = (uint) itNoteOnEvent->Param.Note.Key; |
164 |
break; |
break; |
165 |
case ::gig::dimension_modwheel: |
case ::gig::dimension_modwheel: |
166 |
DimValues[i] = pEngine->ControllerTable[1]; |
DimValues[i] = pEngine->ControllerTable[1]; |
246 |
CrossfadeVolume = 1.0f; //TODO: aftertouch not supported yet |
CrossfadeVolume = 1.0f; //TODO: aftertouch not supported yet |
247 |
break; |
break; |
248 |
case ::gig::attenuation_ctrl_t::type_velocity: |
case ::gig::attenuation_ctrl_t::type_velocity: |
249 |
CrossfadeVolume = CrossfadeAttenuation(pNoteOnEvent->Param.Note.Velocity); |
CrossfadeVolume = CrossfadeAttenuation(itNoteOnEvent->Param.Note.Velocity); |
250 |
break; |
break; |
251 |
case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate |
case ::gig::attenuation_ctrl_t::type_controlchange: //FIXME: currently not sample accurate |
252 |
CrossfadeVolume = CrossfadeAttenuation(pEngine->ControllerTable[pDimRgn->AttenuationController.controller_number]); |
CrossfadeVolume = CrossfadeAttenuation(pEngine->ControllerTable[pDimRgn->AttenuationController.controller_number]); |
256 |
CrossfadeVolume = 1.0f; |
CrossfadeVolume = 1.0f; |
257 |
} |
} |
258 |
|
|
259 |
const float fpan = float(RTMath::Max(RTMath::Min(pDimRgn->Pan, 63), -64)) / 64.0f; |
PanLeft = 1.0f - float(RTMath::Max(pDimRgn->Pan, 0)) / 63.0f; |
260 |
PanLeft = 1.0f - fpan; |
PanRight = 1.0f - float(RTMath::Min(pDimRgn->Pan, 0)) / -64.0f; |
|
PanRight = 1.0f + fpan; |
|
261 |
|
|
262 |
pSample = pDimRgn->pSample; // sample won't change until the voice is finished |
pSample = pDimRgn->pSample; // sample won't change until the voice is finished |
263 |
|
|
304 |
} |
} |
305 |
|
|
306 |
|
|
307 |
Volume = pDimRgn->GetVelocityAttenuation(pNoteOnEvent->Param.Note.Velocity) / 32768.0f; // we downscale by 32768 to convert from int16 value range to DSP value range (which is -1.0..1.0) |
Volume = pDimRgn->GetVelocityAttenuation(itNoteOnEvent->Param.Note.Velocity) / 32768.0f; // we downscale by 32768 to convert from int16 value range to DSP value range (which is -1.0..1.0) |
308 |
|
|
309 |
|
|
310 |
// setup EG 1 (VCA EG) |
// setup EG 1 (VCA EG) |
319 |
eg1controllervalue = 0; // TODO: aftertouch not yet supported |
eg1controllervalue = 0; // TODO: aftertouch not yet supported |
320 |
break; |
break; |
321 |
case ::gig::eg1_ctrl_t::type_velocity: |
case ::gig::eg1_ctrl_t::type_velocity: |
322 |
eg1controllervalue = pNoteOnEvent->Param.Note.Velocity; |
eg1controllervalue = itNoteOnEvent->Param.Note.Velocity; |
323 |
break; |
break; |
324 |
case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller |
case ::gig::eg1_ctrl_t::type_controlchange: // MIDI control change controller |
325 |
eg1controllervalue = pEngine->ControllerTable[pDimRgn->EG1Controller.controller_number]; |
eg1controllervalue = pEngine->ControllerTable[pDimRgn->EG1Controller.controller_number]; |
358 |
eg2controllervalue = 0; // TODO: aftertouch not yet supported |
eg2controllervalue = 0; // TODO: aftertouch not yet supported |
359 |
break; |
break; |
360 |
case ::gig::eg2_ctrl_t::type_velocity: |
case ::gig::eg2_ctrl_t::type_velocity: |
361 |
eg2controllervalue = pNoteOnEvent->Param.Note.Velocity; |
eg2controllervalue = itNoteOnEvent->Param.Note.Velocity; |
362 |
break; |
break; |
363 |
case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller |
case ::gig::eg2_ctrl_t::type_controlchange: // MIDI control change controller |
364 |
eg2controllervalue = pEngine->ControllerTable[pDimRgn->EG2Controller.controller_number]; |
eg2controllervalue = pEngine->ControllerTable[pDimRgn->EG2Controller.controller_number]; |
586 |
|
|
587 |
// calculate cutoff frequency |
// calculate cutoff frequency |
588 |
float cutoff = (!VCFCutoffCtrl.controller) |
float cutoff = (!VCFCutoffCtrl.controller) |
589 |
? exp((float) (127 - pNoteOnEvent->Param.Note.Velocity) * (float) pDimRgn->VCFVelocityScale * 6.2E-5f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX |
? exp((float) (127 - itNoteOnEvent->Param.Note.Velocity) * (float) pDimRgn->VCFVelocityScale * 6.2E-5f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX |
590 |
: exp((float) VCFCutoffCtrl.value * 0.00787402f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX; |
: exp((float) VCFCutoffCtrl.value * 0.00787402f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX; |
591 |
|
|
592 |
// calculate resonance |
// calculate resonance |
593 |
float resonance = (float) VCFResonanceCtrl.value * 0.00787f; // 0.0..1.0 |
float resonance = (float) VCFResonanceCtrl.value * 0.00787f; // 0.0..1.0 |
594 |
if (pDimRgn->VCFKeyboardTracking) { |
if (pDimRgn->VCFKeyboardTracking) { |
595 |
resonance += (float) (pNoteOnEvent->Param.Note.Key - pDimRgn->VCFKeyboardTrackingBreakpoint) * 0.00787f; |
resonance += (float) (itNoteOnEvent->Param.Note.Key - pDimRgn->VCFKeyboardTrackingBreakpoint) * 0.00787f; |
596 |
} |
} |
597 |
Constrain(resonance, 0.0, 1.0); // correct resonance if outside allowed value range (0.0..1.0) |
Constrain(resonance, 0.0, 1.0); // correct resonance if outside allowed value range (0.0..1.0) |
598 |
|
|
640 |
|
|
641 |
|
|
642 |
// Let all modulators write their parameter changes to the synthesis parameter matrix for the current audio fragment |
// Let all modulators write their parameter changes to the synthesis parameter matrix for the current audio fragment |
643 |
pEG1->Process(Samples, pEngine->pMIDIKeyInfo[MIDIKey].pEvents, pTriggerEvent, this->Pos, this->PitchBase * this->PitchBend, pKillEvent); |
pEG1->Process(Samples, pEngine->pMIDIKeyInfo[MIDIKey].pEvents, itTriggerEvent, this->Pos, this->PitchBase * this->PitchBend, itKillEvent); |
644 |
#if ENABLE_FILTER |
#if ENABLE_FILTER |
645 |
pEG2->Process(Samples, pEngine->pMIDIKeyInfo[MIDIKey].pEvents, pTriggerEvent, this->Pos, this->PitchBase * this->PitchBend); |
pEG2->Process(Samples, pEngine->pMIDIKeyInfo[MIDIKey].pEvents, itTriggerEvent, this->Pos, this->PitchBase * this->PitchBend); |
646 |
#endif // ENABLE_FILTER |
#endif // ENABLE_FILTER |
647 |
pEG3->Process(Samples); |
pEG3->Process(Samples); |
648 |
pLFO1->Process(Samples); |
pLFO1->Process(Samples); |
702 |
break; |
break; |
703 |
|
|
704 |
case playback_state_end: |
case playback_state_end: |
705 |
KillImmediately(); // free voice |
std::cerr << "gig::Voice::Render(): entered with playback_state_end, this is a bug!\n" << std::flush; |
706 |
break; |
break; |
707 |
} |
} |
708 |
|
|
717 |
// Reset delay |
// Reset delay |
718 |
Delay = 0; |
Delay = 0; |
719 |
|
|
720 |
pTriggerEvent = NULL; |
itTriggerEvent = Pool<Event>::Iterator(); |
721 |
|
|
722 |
// If release stage finished, let the voice be killed |
// If sample stream or release stage finished, kill the voice |
723 |
if (pEG1->GetStage() == EGADSR::stage_end) this->PlaybackState = playback_state_end; |
if (PlaybackState == playback_state_end || pEG1->GetStage() == EGADSR::stage_end) KillImmediately(); |
724 |
} |
} |
725 |
|
|
726 |
/** |
/** |
735 |
DiskStreamRef.hStream = 0; |
DiskStreamRef.hStream = 0; |
736 |
DiskStreamRef.State = Stream::state_unused; |
DiskStreamRef.State = Stream::state_unused; |
737 |
DiskStreamRef.OrderID = 0; |
DiskStreamRef.OrderID = 0; |
738 |
Active = false; |
PlaybackState = playback_state_end; |
739 |
|
itTriggerEvent = Pool<Event>::Iterator(); |
740 |
|
itKillEvent = Pool<Event>::Iterator(); |
741 |
} |
} |
742 |
|
|
743 |
/** |
/** |
750 |
void Voice::ProcessEvents(uint Samples) { |
void Voice::ProcessEvents(uint Samples) { |
751 |
|
|
752 |
// dispatch control change events |
// dispatch control change events |
753 |
Event* pCCEvent = pEngine->pCCEvents->first(); |
RTList<Event>::Iterator itCCEvent = pEngine->pCCEvents->first(); |
754 |
if (Delay) { // skip events that happened before this voice was triggered |
if (Delay) { // skip events that happened before this voice was triggered |
755 |
while (pCCEvent && pCCEvent->FragmentPos() <= Delay) pCCEvent = pEngine->pCCEvents->next(); |
while (itCCEvent && itCCEvent->FragmentPos() <= Delay) ++itCCEvent; |
756 |
} |
} |
757 |
while (pCCEvent) { |
while (itCCEvent) { |
758 |
if (pCCEvent->Param.CC.Controller) { // if valid MIDI controller |
if (itCCEvent->Param.CC.Controller) { // if valid MIDI controller |
759 |
#if ENABLE_FILTER |
#if ENABLE_FILTER |
760 |
if (pCCEvent->Param.CC.Controller == VCFCutoffCtrl.controller) { |
if (itCCEvent->Param.CC.Controller == VCFCutoffCtrl.controller) { |
761 |
pEngine->pSynthesisEvents[Event::destination_vcfc]->alloc_assign(*pCCEvent); |
*pEngine->pSynthesisEvents[Event::destination_vcfc]->allocAppend() = *itCCEvent; |
762 |
} |
} |
763 |
if (pCCEvent->Param.CC.Controller == VCFResonanceCtrl.controller) { |
if (itCCEvent->Param.CC.Controller == VCFResonanceCtrl.controller) { |
764 |
pEngine->pSynthesisEvents[Event::destination_vcfr]->alloc_assign(*pCCEvent); |
*pEngine->pSynthesisEvents[Event::destination_vcfr]->allocAppend() = *itCCEvent; |
765 |
} |
} |
766 |
#endif // ENABLE_FILTER |
#endif // ENABLE_FILTER |
767 |
if (pCCEvent->Param.CC.Controller == pLFO1->ExtController) { |
if (itCCEvent->Param.CC.Controller == pLFO1->ExtController) { |
768 |
pLFO1->SendEvent(pCCEvent); |
pLFO1->SendEvent(itCCEvent); |
769 |
} |
} |
770 |
#if ENABLE_FILTER |
#if ENABLE_FILTER |
771 |
if (pCCEvent->Param.CC.Controller == pLFO2->ExtController) { |
if (itCCEvent->Param.CC.Controller == pLFO2->ExtController) { |
772 |
pLFO2->SendEvent(pCCEvent); |
pLFO2->SendEvent(itCCEvent); |
773 |
} |
} |
774 |
#endif // ENABLE_FILTER |
#endif // ENABLE_FILTER |
775 |
if (pCCEvent->Param.CC.Controller == pLFO3->ExtController) { |
if (itCCEvent->Param.CC.Controller == pLFO3->ExtController) { |
776 |
pLFO3->SendEvent(pCCEvent); |
pLFO3->SendEvent(itCCEvent); |
777 |
} |
} |
778 |
if (pDimRgn->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange && |
if (pDimRgn->AttenuationController.type == ::gig::attenuation_ctrl_t::type_controlchange && |
779 |
pCCEvent->Param.CC.Controller == pDimRgn->AttenuationController.controller_number) { // if crossfade event |
itCCEvent->Param.CC.Controller == pDimRgn->AttenuationController.controller_number) { // if crossfade event |
780 |
pEngine->pSynthesisEvents[Event::destination_vca]->alloc_assign(*pCCEvent); |
*pEngine->pSynthesisEvents[Event::destination_vca]->allocAppend() = *itCCEvent; |
781 |
} |
} |
782 |
} |
} |
783 |
|
|
784 |
pCCEvent = pEngine->pCCEvents->next(); |
++itCCEvent; |
785 |
} |
} |
786 |
|
|
787 |
|
|
788 |
// process pitch events |
// process pitch events |
789 |
{ |
{ |
790 |
RTEList<Event>* pVCOEventList = pEngine->pSynthesisEvents[Event::destination_vco]; |
RTList<Event>* pVCOEventList = pEngine->pSynthesisEvents[Event::destination_vco]; |
791 |
Event* pVCOEvent = pVCOEventList->first(); |
RTList<Event>::Iterator itVCOEvent = pVCOEventList->first(); |
792 |
if (Delay) { // skip events that happened before this voice was triggered |
if (Delay) { // skip events that happened before this voice was triggered |
793 |
while (pVCOEvent && pVCOEvent->FragmentPos() <= Delay) pVCOEvent = pVCOEventList->next(); |
while (itVCOEvent && itVCOEvent->FragmentPos() <= Delay) ++itVCOEvent; |
794 |
} |
} |
795 |
// apply old pitchbend value until first pitch event occurs |
// apply old pitchbend value until first pitch event occurs |
796 |
if (this->PitchBend != 1.0) { |
if (this->PitchBend != 1.0) { |
797 |
uint end = (pVCOEvent) ? pVCOEvent->FragmentPos() : Samples; |
uint end = (itVCOEvent) ? itVCOEvent->FragmentPos() : Samples; |
798 |
for (uint i = Delay; i < end; i++) { |
for (uint i = Delay; i < end; i++) { |
799 |
pEngine->pSynthesisParameters[Event::destination_vco][i] *= this->PitchBend; |
pEngine->pSynthesisParameters[Event::destination_vco][i] *= this->PitchBend; |
800 |
} |
} |
801 |
} |
} |
802 |
float pitch; |
float pitch; |
803 |
while (pVCOEvent) { |
while (itVCOEvent) { |
804 |
Event* pNextVCOEvent = pVCOEventList->next(); |
RTList<Event>::Iterator itNextVCOEvent = itVCOEvent; |
805 |
|
++itNextVCOEvent; |
806 |
|
|
807 |
// calculate the influence length of this event (in sample points) |
// calculate the influence length of this event (in sample points) |
808 |
uint end = (pNextVCOEvent) ? pNextVCOEvent->FragmentPos() : Samples; |
uint end = (itNextVCOEvent) ? itNextVCOEvent->FragmentPos() : Samples; |
809 |
|
|
810 |
pitch = RTMath::CentsToFreqRatio(((double) pVCOEvent->Param.Pitch.Pitch / 8192.0) * 200.0); // +-two semitones = +-200 cents |
pitch = RTMath::CentsToFreqRatio(((double) itVCOEvent->Param.Pitch.Pitch / 8192.0) * 200.0); // +-two semitones = +-200 cents |
811 |
|
|
812 |
// apply pitch value to the pitch parameter sequence |
// apply pitch value to the pitch parameter sequence |
813 |
for (uint i = pVCOEvent->FragmentPos(); i < end; i++) { |
for (uint i = itVCOEvent->FragmentPos(); i < end; i++) { |
814 |
pEngine->pSynthesisParameters[Event::destination_vco][i] *= pitch; |
pEngine->pSynthesisParameters[Event::destination_vco][i] *= pitch; |
815 |
} |
} |
816 |
|
|
817 |
pVCOEvent = pNextVCOEvent; |
itVCOEvent = itNextVCOEvent; |
818 |
} |
} |
819 |
if (pVCOEventList->last()) this->PitchBend = pitch; |
if (!pVCOEventList->isEmpty()) this->PitchBend = pitch; |
820 |
} |
} |
821 |
|
|
822 |
// process volume / attenuation events (TODO: we only handle and _expect_ crossfade events here ATM !) |
// process volume / attenuation events (TODO: we only handle and _expect_ crossfade events here ATM !) |
823 |
{ |
{ |
824 |
RTEList<Event>* pVCAEventList = pEngine->pSynthesisEvents[Event::destination_vca]; |
RTList<Event>* pVCAEventList = pEngine->pSynthesisEvents[Event::destination_vca]; |
825 |
Event* pVCAEvent = pVCAEventList->first(); |
RTList<Event>::Iterator itVCAEvent = pVCAEventList->first(); |
826 |
if (Delay) { // skip events that happened before this voice was triggered |
if (Delay) { // skip events that happened before this voice was triggered |
827 |
while (pVCAEvent && pVCAEvent->FragmentPos() <= Delay) pVCAEvent = pVCAEventList->next(); |
while (itVCAEvent && itVCAEvent->FragmentPos() <= Delay) ++itVCAEvent; |
828 |
} |
} |
829 |
float crossfadevolume; |
float crossfadevolume; |
830 |
while (pVCAEvent) { |
while (itVCAEvent) { |
831 |
Event* pNextVCAEvent = pVCAEventList->next(); |
RTList<Event>::Iterator itNextVCAEvent = itVCAEvent; |
832 |
|
++itNextVCAEvent; |
833 |
|
|
834 |
// calculate the influence length of this event (in sample points) |
// calculate the influence length of this event (in sample points) |
835 |
uint end = (pNextVCAEvent) ? pNextVCAEvent->FragmentPos() : Samples; |
uint end = (itNextVCAEvent) ? itNextVCAEvent->FragmentPos() : Samples; |
836 |
|
|
837 |
crossfadevolume = CrossfadeAttenuation(pVCAEvent->Param.CC.Value); |
crossfadevolume = CrossfadeAttenuation(itVCAEvent->Param.CC.Value); |
838 |
|
|
839 |
float effective_volume = crossfadevolume * this->Volume * pEngine->GlobalVolume; |
float effective_volume = crossfadevolume * this->Volume * pEngine->GlobalVolume; |
840 |
|
|
841 |
// apply volume value to the volume parameter sequence |
// apply volume value to the volume parameter sequence |
842 |
for (uint i = pVCAEvent->FragmentPos(); i < end; i++) { |
for (uint i = itVCAEvent->FragmentPos(); i < end; i++) { |
843 |
pEngine->pSynthesisParameters[Event::destination_vca][i] = effective_volume; |
pEngine->pSynthesisParameters[Event::destination_vca][i] = effective_volume; |
844 |
} |
} |
845 |
|
|
846 |
pVCAEvent = pNextVCAEvent; |
itVCAEvent = itNextVCAEvent; |
847 |
} |
} |
848 |
if (pVCAEventList->last()) this->CrossfadeVolume = crossfadevolume; |
if (!pVCAEventList->isEmpty()) this->CrossfadeVolume = crossfadevolume; |
849 |
} |
} |
850 |
|
|
851 |
#if ENABLE_FILTER |
#if ENABLE_FILTER |
852 |
// process filter cutoff events |
// process filter cutoff events |
853 |
{ |
{ |
854 |
RTEList<Event>* pCutoffEventList = pEngine->pSynthesisEvents[Event::destination_vcfc]; |
RTList<Event>* pCutoffEventList = pEngine->pSynthesisEvents[Event::destination_vcfc]; |
855 |
Event* pCutoffEvent = pCutoffEventList->first(); |
RTList<Event>::Iterator itCutoffEvent = pCutoffEventList->first(); |
856 |
if (Delay) { // skip events that happened before this voice was triggered |
if (Delay) { // skip events that happened before this voice was triggered |
857 |
while (pCutoffEvent && pCutoffEvent->FragmentPos() <= Delay) pCutoffEvent = pCutoffEventList->next(); |
while (itCutoffEvent && itCutoffEvent->FragmentPos() <= Delay) ++itCutoffEvent; |
858 |
} |
} |
859 |
float cutoff; |
float cutoff; |
860 |
while (pCutoffEvent) { |
while (itCutoffEvent) { |
861 |
Event* pNextCutoffEvent = pCutoffEventList->next(); |
RTList<Event>::Iterator itNextCutoffEvent = itCutoffEvent; |
862 |
|
++itNextCutoffEvent; |
863 |
|
|
864 |
// calculate the influence length of this event (in sample points) |
// calculate the influence length of this event (in sample points) |
865 |
uint end = (pNextCutoffEvent) ? pNextCutoffEvent->FragmentPos() : Samples; |
uint end = (itNextCutoffEvent) ? itNextCutoffEvent->FragmentPos() : Samples; |
866 |
|
|
867 |
cutoff = exp((float) pCutoffEvent->Param.CC.Value * 0.00787402f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX - FILTER_CUTOFF_MIN; |
cutoff = exp((float) itCutoffEvent->Param.CC.Value * 0.00787402f * FILTER_CUTOFF_COEFF) * FILTER_CUTOFF_MAX - FILTER_CUTOFF_MIN; |
868 |
|
|
869 |
// apply cutoff frequency to the cutoff parameter sequence |
// apply cutoff frequency to the cutoff parameter sequence |
870 |
for (uint i = pCutoffEvent->FragmentPos(); i < end; i++) { |
for (uint i = itCutoffEvent->FragmentPos(); i < end; i++) { |
871 |
pEngine->pSynthesisParameters[Event::destination_vcfc][i] = cutoff; |
pEngine->pSynthesisParameters[Event::destination_vcfc][i] = cutoff; |
872 |
} |
} |
873 |
|
|
874 |
pCutoffEvent = pNextCutoffEvent; |
itCutoffEvent = itNextCutoffEvent; |
875 |
} |
} |
876 |
if (pCutoffEventList->last()) VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of parameter matrix next time |
if (!pCutoffEventList->isEmpty()) VCFCutoffCtrl.fvalue = cutoff; // needed for initialization of parameter matrix next time |
877 |
} |
} |
878 |
|
|
879 |
// process filter resonance events |
// process filter resonance events |
880 |
{ |
{ |
881 |
RTEList<Event>* pResonanceEventList = pEngine->pSynthesisEvents[Event::destination_vcfr]; |
RTList<Event>* pResonanceEventList = pEngine->pSynthesisEvents[Event::destination_vcfr]; |
882 |
Event* pResonanceEvent = pResonanceEventList->first(); |
RTList<Event>::Iterator itResonanceEvent = pResonanceEventList->first(); |
883 |
if (Delay) { // skip events that happened before this voice was triggered |
if (Delay) { // skip events that happened before this voice was triggered |
884 |
while (pResonanceEvent && pResonanceEvent->FragmentPos() <= Delay) pResonanceEvent = pResonanceEventList->next(); |
while (itResonanceEvent && itResonanceEvent->FragmentPos() <= Delay) ++itResonanceEvent; |
885 |
} |
} |
886 |
while (pResonanceEvent) { |
while (itResonanceEvent) { |
887 |
Event* pNextResonanceEvent = pResonanceEventList->next(); |
RTList<Event>::Iterator itNextResonanceEvent = itResonanceEvent; |
888 |
|
++itNextResonanceEvent; |
889 |
|
|
890 |
// calculate the influence length of this event (in sample points) |
// calculate the influence length of this event (in sample points) |
891 |
uint end = (pNextResonanceEvent) ? pNextResonanceEvent->FragmentPos() : Samples; |
uint end = (itNextResonanceEvent) ? itNextResonanceEvent->FragmentPos() : Samples; |
892 |
|
|
893 |
// convert absolute controller value to differential |
// convert absolute controller value to differential |
894 |
int ctrldelta = pResonanceEvent->Param.CC.Value - VCFResonanceCtrl.value; |
int ctrldelta = itResonanceEvent->Param.CC.Value - VCFResonanceCtrl.value; |
895 |
VCFResonanceCtrl.value = pResonanceEvent->Param.CC.Value; |
VCFResonanceCtrl.value = itResonanceEvent->Param.CC.Value; |
896 |
|
|
897 |
float resonancedelta = (float) ctrldelta * 0.00787f; // 0.0..1.0 |
float resonancedelta = (float) ctrldelta * 0.00787f; // 0.0..1.0 |
898 |
|
|
899 |
// apply cutoff frequency to the cutoff parameter sequence |
// apply cutoff frequency to the cutoff parameter sequence |
900 |
for (uint i = pResonanceEvent->FragmentPos(); i < end; i++) { |
for (uint i = itResonanceEvent->FragmentPos(); i < end; i++) { |
901 |
pEngine->pSynthesisParameters[Event::destination_vcfr][i] += resonancedelta; |
pEngine->pSynthesisParameters[Event::destination_vcfr][i] += resonancedelta; |
902 |
} |
} |
903 |
|
|
904 |
pResonanceEvent = pNextResonanceEvent; |
itResonanceEvent = itNextResonanceEvent; |
905 |
} |
} |
906 |
if (pResonanceEventList->last()) VCFResonanceCtrl.fvalue = pResonanceEventList->last()->Param.CC.Value * 0.00787f; // needed for initialization of parameter matrix next time |
if (!pResonanceEventList->isEmpty()) VCFResonanceCtrl.fvalue = pResonanceEventList->last()->Param.CC.Value * 0.00787f; // needed for initialization of parameter matrix next time |
907 |
} |
} |
908 |
#endif // ENABLE_FILTER |
#endif // ENABLE_FILTER |
909 |
} |
} |
1054 |
* of a voice, a kill process cannot be cancalled and is therefore |
* of a voice, a kill process cannot be cancalled and is therefore |
1055 |
* usually used for voice stealing and key group conflicts. |
* usually used for voice stealing and key group conflicts. |
1056 |
* |
* |
1057 |
* @param pKillEvent - event which caused the voice to be killed |
* @param itKillEvent - event which caused the voice to be killed |
1058 |
*/ |
*/ |
1059 |
void Voice::Kill(Event* pKillEvent) { |
void Voice::Kill(Pool<Event>::Iterator& itKillEvent) { |
1060 |
if (pTriggerEvent && pKillEvent->FragmentPos() <= pTriggerEvent->FragmentPos()) return; |
//FIXME: just two sanity checks for debugging, can be removed |
1061 |
this->pKillEvent = pKillEvent; |
if (!itKillEvent) dmsg(1,("gig::Voice::Kill(): ERROR, !itKillEvent !!!\n")); |
1062 |
|
if (itKillEvent && !itKillEvent.isValid()) dmsg(1,("gig::Voice::Kill(): ERROR, itKillEvent invalid !!!\n")); |
1063 |
|
|
1064 |
|
if (itTriggerEvent && itKillEvent->FragmentPos() <= itTriggerEvent->FragmentPos()) return; |
1065 |
|
this->itKillEvent = itKillEvent; |
1066 |
} |
} |
1067 |
|
|
1068 |
}} // namespace LinuxSampler::gig |
}} // namespace LinuxSampler::gig |