/[svn]/linuxsampler/trunk/src/engines/gig/Voice.cpp
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Diff of /linuxsampler/trunk/src/engines/gig/Voice.cpp

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revision 332 by senkov, Sat Jan 1 03:06:06 2005 UTC revision 361 by schoenebeck, Wed Feb 9 01:22:18 2005 UTC
# Line 58  namespace LinuxSampler { namespace gig { Line 58  namespace LinuxSampler { namespace gig {
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          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);          SYNTHESIS_MODE_SET_PROFILING(SynthesisMode, true);
69      }      }
70    
# Line 116  namespace LinuxSampler { namespace gig { Line 119  namespace LinuxSampler { namespace gig {
119       *  @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)
120       *  @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)
121       *  @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
122       *  @returns 0 on success, a value < 0 if something failed       *  @returns 0 on success, a value < 0 if the voice wasn't triggered
123         *           (either due to an error or e.g. because no region is
124         *           defined for the given key)
125       */       */
126      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) {
127          if (!pInstrument) {          if (!pInstrument) {
# Line 137  namespace LinuxSampler { namespace gig { Line 142  namespace LinuxSampler { namespace gig {
142          itChildVoice    = Pool<Voice>::Iterator();          itChildVoice    = Pool<Voice>::Iterator();
143    
144          if (!pRegion) {          if (!pRegion) {
145              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();  
146              return -1;              return -1;
147          }          }
148    
# Line 146  namespace LinuxSampler { namespace gig { Line 150  namespace LinuxSampler { namespace gig {
150    
151          // get current dimension values to select the right dimension region          // get current dimension values to select the right dimension region
152          //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
153          uint DimValues[5] = {0,0,0,0,0};          uint DimValues[8] = { 0 };
154          for (int i = pRegion->Dimensions - 1; i >= 0; i--) {          for (int i = pRegion->Dimensions - 1; i >= 0; i--) {
155              switch (pRegion->pDimensionDefinitions[i].dimension) {              switch (pRegion->pDimensionDefinitions[i].dimension) {
156                  case ::gig::dimension_samplechannel:                  case ::gig::dimension_samplechannel:
# Line 170  namespace LinuxSampler { namespace gig { Line 174  namespace LinuxSampler { namespace gig {
174                      DimValues[i] = (uint) ReleaseTriggerVoice;                      DimValues[i] = (uint) ReleaseTriggerVoice;
175                      break;                      break;
176                  case ::gig::dimension_keyboard:                  case ::gig::dimension_keyboard:
177                      DimValues[i] = (uint) itNoteOnEvent->Param.Note.Key;                      DimValues[i] = (uint) pEngine->CurrentKeyDimension;
178                      break;                      break;
179                  case ::gig::dimension_modwheel:                  case ::gig::dimension_modwheel:
180                      DimValues[i] = pEngine->ControllerTable[1];                      DimValues[i] = pEngine->ControllerTable[1];
# Line 248  namespace LinuxSampler { namespace gig { Line 252  namespace LinuxSampler { namespace gig {
252                      std::cerr << "gig::Voice::Trigger() Error: Unknown dimension\n" << std::flush;                      std::cerr << "gig::Voice::Trigger() Error: Unknown dimension\n" << std::flush;
253              }              }
254          }          }
255          pDimRgn = pRegion->GetDimensionRegionByValue(DimValues[4],DimValues[3],DimValues[2],DimValues[1],DimValues[0]);          pDimRgn = pRegion->GetDimensionRegionByValue(DimValues);
256    
257          pSample = pDimRgn->pSample; // sample won't change until the voice is finished          pSample = pDimRgn->pSample; // sample won't change until the voice is finished
258            if (!pSample || !pSample->SamplesTotal) return -1; // no need to continue if sample is silent
259    
260          // select channel mode (mono or stereo)          // select channel mode (mono or stereo)
261          SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->Channels == 2);          SYNTHESIS_MODE_SET_CHANNELS(SynthesisMode, pSample->Channels == 2);
# Line 310  namespace LinuxSampler { namespace gig { Line 315  namespace LinuxSampler { namespace gig {
315    
316          // calculate initial pitch value          // calculate initial pitch value
317          {          {
318              double pitchbasecents = pDimRgn->FineTune * 10 + (int) pEngine->ScaleTuning[MIDIKey % 12];              double pitchbasecents = pDimRgn->FineTune + (int) pEngine->ScaleTuning[MIDIKey % 12];
319              if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100;              if (pDimRgn->PitchTrack) pitchbasecents += (MIDIKey - (int) pDimRgn->UnityNote) * 100;
320              this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->pAudioOutputDevice->SampleRate()));              this->PitchBase = RTMath::CentsToFreqRatio(pitchbasecents) * (double(pSample->SamplesPerSecond) / double(pEngine->pAudioOutputDevice->SampleRate()));
321              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
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