Added comments in performance sensitive code.

2015-12-04 19:38:20 +00:00
parent aaa82339d1
commit b0619a3e25
22 changed files with 76 additions and 11 deletions
--- a/OpenRA.Game/Renderer.cs
+++ b/OpenRA.Game/Renderer.cs
@@ -111,6 +111,7 @@ namespace OpenRA

 		public void SetViewportParams(int2 scroll, float zoom)
 		{
+			// PERF: Calling SetViewportParams on each renderer is slow. Only call it when things change.
 			var resolutionChanged = lastResolution != Resolution;
 			if (resolutionChanged)
 			{