private void Process()
{
_processing = true;
try {
while (_processing)
{
lock (_frameBufferLock) {
ulong remove = 0;
foreach (KeyValuePair <ulong, SequencedFrame> sequencedFrame in _frameBuffer)
{
if (sequencedFrame.Key < _lastSequenceRendered)
{
remove = sequencedFrame.Key;
//Debug.Log("A newer frame has already been rendered: "+remove);
break;
}
if (sequencedFrame.Value.IsComplete())
{
sequencedFrame.Value.cameraPos = FrameSource.cameraPosition;
sequencedFrame.Value.cameraRot = FrameSource.cameraRotation;
_lastSequenceRendered = sequencedFrame.Key;
remove = sequencedFrame.Key;
break;
}
}
if (remove > 0)
{
SequencedFrame removeFrame = _frameBuffer[remove];
_frameBuffer.Remove(remove);
if (remove == _lastSequenceRendered)
{
FrameSource.frameQueue.Enqueue(removeFrame);
}
else
{
lock (_unusedQueueLock) {
_unusedQueue.Enqueue(removeFrame);
}
}
}
}
}
} catch (Exception e) {
Debug.Log(e);
} finally {
_processing = false;
}
Debug.Log("Process Thread Closed");
}
public override void HandleDepthData(ushort sr, ushort er, ulong timestamp, ref byte[] data, int dataOffset)
{
if (timestamp < _lastSequenceRendered)
{
return;
}
lock (_frameBufferLock)
lock (_unusedQueueLock) {
if (_frameBuffer.ContainsKey(timestamp))
{
_frameBuffer[timestamp].LoadDepthData(sr, er, ref data, dataOffset);
_frameBuffer[timestamp].MarkAsLoaded(sr, er);
//Debug.Log("Using old frame: "+seq);
}
else if (_unusedQueue.Count > 0)
{
_frameBuffer[timestamp] = _unusedQueue.Dequeue();
_frameBuffer[timestamp].Reset();
_frameBuffer[timestamp].LoadDepthData(sr, er, ref data, dataOffset);
_frameBuffer[timestamp].MarkAsLoaded(sr, er);
//Debug.Log("Dequeued for: "+seq);
}
else if (_frameBuffer.Count > 0)
{
ulong oldest = _frameBuffer.Keys.Min();
SequencedFrame old = _frameBuffer[oldest];
_frameBuffer.Remove(oldest);
Debug.LogWarning("Dropping frame with seq: " + oldest + ", missing: " +
old.CountMissing() + " of " + TotalHeight);
old.Reset();
_frameBuffer[timestamp] = old;
_frameBuffer[timestamp].LoadDepthData(sr, er, ref data, dataOffset);
_frameBuffer[timestamp].MarkAsLoaded(sr, er);
}
else
{
Debug.LogWarning("Not enough (unused) framebuffers.");
}
}
}
public void ReturnFromRender(SequencedFrame s)
{
lock (_unusedQueueLock) {
_unusedQueue.Enqueue(s);
}
}
