Method LoadState

Source/BufferShuffler.cpp:514–552

}

void BufferShuffler::LoadState(FileStreamIn& in, int rev)
{
   IDrawableModule::LoadState(in, rev);
   if (rev < 0)
      return;

   LoadStateValidate(rev <= GetModuleSaveStateRev());

   in >> mWidth;
   in >> mHeight;
   Resize(mWidth, mHeight);

   int savedSampleRate;
   in >> savedSampleRate;
   int savedLength;
   in >> savedLength;
   int savedChannelCount;
   in >> savedChannelCount;
   if (savedSampleRate == gSampleRate)
   {
      mInputBuffer.Load(in, savedLength, ChannelBuffer::LoadMode::kAnyBufferSize);
   }
   else
   {
      ChannelBuffer readBuffer(savedLength);
      readBuffer.Load(in, savedLength, ChannelBuffer::LoadMode::kAnyBufferSize);

      float sampleRateRatio = (float)gSampleRate / savedSampleRate;
      int adjustedLength = savedLength * sampleRateRatio;
      mInputBuffer.SetNumActiveChannels(savedChannelCount);
      for (int ch = 0; ch < savedChannelCount; ++ch)
      {
         float* destBuffer = mInputBuffer.GetChannel(ch);
         float* srcBuffer = readBuffer.GetChannel(ch);
         for (int i = 0; i < adjustedLength; ++i)
            destBuffer[i] = GetInterpolatedSample(i / sampleRateRatio, srcBuffer, savedLength);
      }
   }
}