Method Process

Source/KarplusStrong.cpp:92–129

}

void KarplusStrong::Process(double time)
{
   PROFILER(KarplusStrong);

   IAudioReceiver* target = GetTarget();

   if (!mEnabled || target == nullptr)
      return;

   SyncBuffers(mWriteBuffer.NumActiveChannels());

   mNoteInputBuffer.Process(time);

   ComputeSliders(0);

   int bufferSize = target->GetBuffer()->BufferSize();
   assert(bufferSize == gBufferSize);

   mWriteBuffer.Clear();
   mPolyMgr.Process(time, &mWriteBuffer, bufferSize);

   for (int ch = 0; ch < mWriteBuffer.NumActiveChannels(); ++ch)
   {
      Mult(mWriteBuffer.GetChannel(ch), mVolume, bufferSize);
      if (!mVoiceParams.mInvert) //unnecessary if inversion is eliminating dc offset
         mDCRemover[ch].Filter(mWriteBuffer.GetChannel(ch), bufferSize);
   }

   mBiquad.ProcessAudio(time, &mWriteBuffer);

   for (int ch = 0; ch < mWriteBuffer.NumActiveChannels(); ++ch)
   {
      GetVizBuffer()->WriteChunk(mWriteBuffer.GetChannel(ch), mWriteBuffer.BufferSize(), ch);
      Add(target->GetBuffer()->GetChannel(ch), mWriteBuffer.GetChannel(ch), gBufferSize);
   }

   GetBuffer()->Reset();
}

void KarplusStrong::PlayNote(double time, int pitch, int velocity, int voiceIdx, ModulationParameters modulation)
{