public void LockRange(int _lockBeginBytes, int _lockLength)
{
var newRange = new BufferRange{ mStartOffset = _lockBeginBytes, mLength = _lockLength };
IntPtr syncName = GL.FenceSync(SyncCondition.SyncGpuCommandsComplete, 0);
var newLock = new BufferLock{mRange= newRange, mSyncObj = syncName };
mBufferLocks.Add(newLock);
}
private void cleanup(BufferLock _bufferLock)
{
GL.DeleteSync(_bufferLock.mSyncObj);
}