Method Process

Source/EffectChain.cpp:118–172

}

void EffectChain::Process(double time)
{
   IAudioReceiver* target = GetTarget();

   if (target == nullptr)
      return;

   ComputeSliders(0);
   SyncBuffers();
   mDryBuffer.SetNumActiveChannels(GetBuffer()->NumActiveChannels());

   int bufferSize = GetBuffer()->BufferSize();

   if (mEnabled)
   {
      mEffectMutex.lock();

      for (int i = 0; i < mEffects.size(); ++i)
      {
         mDryBuffer.CopyFrom(GetBuffer());

         mEffects[i]->ProcessAudio(time, GetBuffer());

         float* dryWetBuffer = gWorkBuffer;
         float* invDryWetBuffer = gWorkBuffer + bufferSize;
         for (int j = 0; j < bufferSize; ++j)
         {
            ComputeSliders(j);
            dryWetBuffer[j] = mDryWetLevels[i];
            invDryWetBuffer[j] = 1.0f - mDryWetLevels[i];
         }

         for (int ch = 0; ch < GetBuffer()->NumActiveChannels(); ++ch)
         {
            Mult(mDryBuffer.GetChannel(ch), invDryWetBuffer, bufferSize);
            Mult(GetBuffer()->GetChannel(ch), dryWetBuffer, bufferSize);
            Add(GetBuffer()->GetChannel(ch), mDryBuffer.GetChannel(ch), bufferSize);
         }
      }

      mEffectMutex.unlock();
   }

   for (int ch = 0; ch < GetBuffer()->NumActiveChannels(); ++ch)
   {
      float* buffer = GetBuffer()->GetChannel(ch);
      float volSq = mVolume * mVolume;
      for (int i = 0; i < bufferSize; ++i)
         buffer[i] *= volSq;
      Add(target->GetBuffer()->GetChannel(ch), buffer, bufferSize);
      GetVizBuffer()->WriteChunk(buffer, bufferSize, ch);
   }

   GetBuffer()->Reset();
}

void EffectChain::Poll()
{