cc/picture_layer_tiling.h - Issue 11414238: implement the logic to set tile priorities based on current matrix

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Unified Diff: cc/picture_layer_tiling.h

Issue 11414238: implement the logic to set tile priorities based on current matrix (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: move all the math from picture_layer_tiling to tile_prority Created 8 years, 1 month ago

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Index: cc/picture_layer_tiling.h

diff --git a/cc/picture_layer_tiling.h b/cc/picture_layer_tiling.h

index d1ccc8213afdae1988f8a51ce266077916c5c05e..49ebc0551a57b1dbf8385ea4eb5bb76c761eea15 100644

--- a/cc/picture_layer_tiling.h

+++ b/cc/picture_layer_tiling.h

@@ -86,6 +86,12 @@ class CC_EXPORT PictureLayerTiling {

void Reset() { return tiles_.clear(); }

+ void UpdateTilePriorities(const gfx::Size& view_port,

+ float layer_content_scale,

+ const gfx::Transform& last_screen_transform,

+ const gfx::Transform& current_screen_transform,

+ double time_delta);

protected:

typedef std::pair<int, int> TileMapKey;

typedef base::hash_map<TileMapKey, scoped_refptr<Tile> > TileMap;