/// <summary>
/// Recycles unused resource with the specified recycle policy.
/// </summary>
/// <param name="recyclePolicy">The recycle policy.</param>
/// <exception cref="System.ArgumentNullException">recyclePolicy</exception>
public void Recycle(GraphicsResourceRecyclePolicyDelegate recyclePolicy)
{
if (recyclePolicy == null)
{
throw new ArgumentNullException("recyclePolicy");
}
// Global lock to be threadsafe.
lock (thisLock)
{
Recycle(textureCache, recyclePolicy);
Recycle(bufferCache, recyclePolicy);
}
}
/// <summary>
/// Recycles the specified cache.
/// </summary>
/// <typeparam name="TKey">The type of the t key.</typeparam>
/// <param name="cache">The cache.</param>
/// <param name="recyclePolicy">The recycle policy.</param>
private void Recycle <TKey>(Dictionary <TKey, List <GraphicsResourceLink> > cache, GraphicsResourceRecyclePolicyDelegate recyclePolicy)
{
foreach (var resourceList in cache.Values)
{
for (int i = resourceList.Count - 1; i >= 0; i--)
{
var resourceLink = resourceList[i];
if (resourceLink.ReferenceCount == 0)
{
if (recyclePolicy(resourceLink))
{
resourceLink.Resource.Dispose();
resourceList.RemoveAt(i);
}
// Reset the access count
resourceLink.AccessCountSinceLastRecycle = 0;
}
}
}
}
