internal void Unregister(OpenALHardwareDeviceSession session)
{
lock (_lock)
{
_sessions.Remove(session);
}
}
public IHardwareDeviceSession OpenDeviceSession(Direction direction, IVirtualMemoryManager memoryManager, SampleFormat sampleFormat, uint sampleRate, uint channelCount)
{
if (channelCount == 0)
{
channelCount = 2;
}
if (sampleRate == 0)
{
sampleRate = Constants.TargetSampleRate;
}
if (direction != Direction.Output)
{
throw new ArgumentException($"{direction}");
}
else if (!SupportsChannelCount(channelCount))
{
throw new ArgumentException($"{channelCount}");
}
lock (_lock)
{
OpenALHardwareDeviceSession session = new OpenALHardwareDeviceSession(this, memoryManager, sampleFormat, sampleRate, channelCount);
_sessions.Add(session);
return(session);
}
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
_stillRunning = false;
int sessionCount = 0;
// NOTE: This is done in a way to avoid possible situations when the OpenALHardwareDeviceSession is already being dispose in another thread but doesn't hold the lock and tries to Unregister.
do
{
lock (_lock)
{
if (_sessions.Count == 0)
{
break;
}
OpenALHardwareDeviceSession session = _sessions[_sessions.Count - 1];
session.Dispose();
sessionCount = _sessions.Count;
}
}while (sessionCount > 0);
ALC.DestroyContext(_context);
ALC.CloseDevice(_device);
}
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
lock (_lock)
{
_stillRunning = false;
_updaterThread.Join();
// Loop against all sessions to dispose them (they will unregister themself)
while (_sessions.Count > 0)
{
OpenALHardwareDeviceSession session = _sessions[0];
session.Dispose();
}
}
_context.Dispose();
}
}
internal bool Unregister(OpenALHardwareDeviceSession session)
{
return(_sessions.TryRemove(session, out _));
}
