Track the cost of impl-side painting.

cc/tile_manager.h

Index: cc/tile_manager.h
===================================================================
--- cc/tile_manager.h	(revision 170195)
+++ cc/tile_manager.h	(working copy)
@@ -20,6 +20,7 @@
 
 class Tile;
 class TileVersion;
+class RenderingStats;
 class ResourceProvider;
 
 class CC_EXPORT TileManagerClient {
@@ -74,6 +75,8 @@
 
   void ManageTiles();
 
+  void renderingStats(RenderingStats*);
+
  protected:
   // Methods called by Tile
   friend class Tile;
@@ -104,6 +107,8 @@
   typedef std::vector<Tile*> TileVector;
   TileVector tiles_;
   TileVector tiles_that_need_to_be_rasterized_;
+

[nduca, 2012/11/29 18:16:30]

Here, you could consider just a RenderingStats object, by value.

Then we can copy the rendering time value into the rendering stats pointer
during ::renderingStats  call. Or you could make a TileManagerStats object that
we put both rasterized time and pixel count inside.

[Tom Hudson, 2012/11/29 20:30:31]

Done.

+  double rasterize_time_in_seconds_;
 };
 
 }  // namespace cc