//
public void Update()
{
if (currentSound == null)
{
return;
}
if ((currentSound.Mode & SoundMode.Mode3D) != 0)
{
UpdateVolume2();
}
DirectSampleSound currentSampleSound = currentSound as DirectSampleSound;
if (currentSampleSound != null)
{
UpdateSample();
return;
}
DirectDataStreamSound currentDataStreamSound = currentSound as DirectDataStreamSound;
if (currentDataStreamSound != null)
{
UpdateStream();
}
if (needStopVirtualChannel)
{
CurrentVirtualChannel.Stop();
needStopVirtualChannel = false;
}
}
void UpdateSample()
{
int state;
Al.alGetSourcei(alSource, Al.AL_SOURCE_STATE, out state);
OpenALSoundWorld.CheckError();
if (state == Al.AL_STOPPED)
{
CurrentVirtualChannel.Stop();
}
}
unsafe void UpdateSample()
{
uint status;
int hr = IDirectSoundBuffer.GetStatus(currentSoundBuffer, out status);
if (Wrapper.FAILED(hr))
{
DirectSoundWorld.Warning("IDirectSoundBuffer.GetStatus", hr);
return;
}
if ((status & DSound.DSBSTATUS_PLAYING) == 0)
{
CurrentVirtualChannel.Stop();
}
}
public void UpdateFileStreamFromThread()
{
if (currentSound == null)
{
return;
}
//update buffers
int processed;
Al.alGetSourcei(alSource, Al.AL_BUFFERS_PROCESSED, out processed);
OpenALSoundWorld.CheckError();
while (processed != 0)
{
int alStreamBuffer = 0;
Al.alSourceUnqueueBuffers(alSource, 1, ref alStreamBuffer);
OpenALSoundWorld.CheckError();
FileStream(alStreamBuffer);
if (streamDataAvailable)
{
Al.alSourceQueueBuffers(alSource, 1, ref alStreamBuffer);
OpenALSoundWorld.CheckError();
}
processed--;
}
//play if buffer stopped (from behind internal buffers processed)
int state;
Al.alGetSourcei(alSource, Al.AL_SOURCE_STATE, out state);
OpenALSoundWorld.CheckError();
bool stoppedNoQueued = false;
if (state == Al.AL_STOPPED)
{
int queued;
Al.alGetSourcei(alSource, Al.AL_BUFFERS_QUEUED, out queued);
if (queued != 0)
{
Al.alSourcePlay(alSource);
}
else
{
stoppedNoQueued = true;
}
}
//file stream played
OpenALFileStreamSound fileStreamSound = (OpenALFileStreamSound)currentSound;
if (!streamDataAvailable && stoppedNoQueued)
{
if ((currentSound.Mode & SoundMode.Loop) != 0)
{
//loop play. we need recreate vorbis file
//stop and unqueues sources
Al.alSourceStop(alSource);
Al.alGetSourcei(alSource, Al.AL_BUFFERS_PROCESSED, out processed);
OpenALSoundWorld.CheckError();
while (processed != 0)
{
int alStreamBuffer = 0;
Al.alSourceUnqueueBuffers(alSource, 1, ref alStreamBuffer);
OpenALSoundWorld.CheckError();
processed--;
}
//recreate vorbis file
fileStreamSound.Rewind();
FileStreamStartPlay();
//Pause = false;
Al.alSourcePlay(alSource);
OpenALSoundWorld.CheckError();
}
else
{
CurrentVirtualChannel.Stop();
}
}
}
