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XAudio2: Small optimization to buffer pool.

This commit is contained in:
jdpurcell 2015-02-01 21:27:55 +00:00
parent 837e1053b5
commit 4ff447d9c6
1 changed files with 15 additions and 2 deletions
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17
BizHawk.Client.EmuHawk/Sound/Output/XAudio2SoundOutput.cs
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@ -136,12 +136,25 @@ namespace BizHawk.Client.EmuHawk
public BufferPoolItem Obtain(int length)
{
BufferPoolItem item = _availableItems.Where(n => n.MaxLength >= length).OrderBy(n => n.MaxLength).FirstOrDefault() ?? new BufferPoolItem(length);
_availableItems.Remove(item);
BufferPoolItem item = GetAvailableItem(length) ?? new BufferPoolItem(length);
_obtainedItems.Enqueue(item);
return item;
}
private BufferPoolItem GetAvailableItem(int length)
{
int foundIndex = -1;
for (int i = 0; i < _availableItems.Count; i++)
{
if (_availableItems[i].MaxLength >= length && (foundIndex == -1 || _availableItems[i].MaxLength < _availableItems[foundIndex].MaxLength))
foundIndex = i;
}
if (foundIndex == -1) return null;
BufferPoolItem item = _availableItems[foundIndex];
_availableItems.RemoveAt(foundIndex);
return item;
}
public void Release(int buffersQueued)
{
while (_obtainedItems.Count > buffersQueued)