public static RenderTarget2D GetTarget(GraphicsDevice device, RenderTargetInfo info, string name = null)
{
RenderTargetInfo mapped;
bool wasMapped = infoMappings.TryGetValue(info, out mapped);
if (!wasMapped)
{
mapped = info;
}
var stack = GetPool(mapped);
if (stack.Count > 0)
{
var t = stack.Pop();
t.Tag = name;
#if DEBUG
active.Add(t.Tag as string);
#endif
return(t);
}
var target = new RenderTarget2D(device, mapped.Width, mapped.Height, mapped.MipMap, mapped.SurfaceFormat, mapped.DepthFormat, mapped.MultiSampleCount, mapped.Usage);
target.Tag = name;
if (!wasMapped)
{
var targetInfo = RenderTargetInfo.FromRenderTarget(target);
infoMappings[info] = targetInfo;
}
#if PROFILE
numRenderTargets.Value++;
var resolution = target.Width * target.Height;
float size = resolution * target.Format.FormatSize();
if (target.MultiSampleCount > 0)
{
size *= target.MultiSampleCount;
}
if (info.MipMap)
{
size *= 1.33f;
}
size += resolution * target.DepthStencilFormat.FormatSize();
renderTargetMemory.Value += size / (1024 * 1024);
#endif
#if DEBUG
active.Add(target.Tag as string);
#endif
return(target);
}
public static void RecycleTarget(RenderTarget2D target)
{
var info = RenderTargetInfo.FromRenderTarget(target);
#if DEBUG
if (GetPool(info).Contains(target))
{
throw new InvalidOperationException("Render target has already been freed.");
}
active.Remove(target.Tag as string);
#endif
GetPool(info).Push(target);
target.Tag = null;
}