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| author | qinmin@chromium.org <qinmin@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-12-04 08:52:58 +0000 |
|---|---|---|
| committer | qinmin@chromium.org <qinmin@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-12-04 08:52:58 +0000 |
| commit | 4cbadc88bb754d40ab60b01e2a2357660e9cc8af (patch) | |
| tree | 1052f16297e41b8ee8dc07b3b2043314b63f82c6 /cc/picture_layer_tiling_set.h | |
| parent | a9f2a621cdba062410caeafc34c942a471f4bb1f (diff) | |
| download | chromium_src-4cbadc88bb754d40ab60b01e2a2357660e9cc8af.zip chromium_src-4cbadc88bb754d40ab60b01e2a2357660e9cc8af.tar.gz chromium_src-4cbadc88bb754d40ab60b01e2a2357660e9cc8af.tar.bz2 | |
implement the logic to set tile priorities based on current matrix
BUG=163060
Review URL: https://chromiumcodereview.appspot.com/11414238
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@170908 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'cc/picture_layer_tiling_set.h')
| -rw-r--r-- | cc/picture_layer_tiling_set.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/cc/picture_layer_tiling_set.h b/cc/picture_layer_tiling_set.h index d302125..afef495 100644 --- a/cc/picture_layer_tiling_set.h +++ b/cc/picture_layer_tiling_set.h @@ -28,6 +28,13 @@ class CC_EXPORT PictureLayerTilingSet { void AddTiling(float contents_scale, gfx::Size tile_size); size_t num_tilings() const { return tilings_.size(); } + void UpdateTilePriorities(const gfx::Size& device_viewport, + float layer_content_scale_x, + float layer_content_scale_y, + const gfx::Transform& last_screen_transform, + const gfx::Transform& current_screen_transform, + double time_delta); + // For a given rect, iterates through tiles that can fill it. If no // set of tiles with resources can fill the rect, then it will iterate // through null tiles with valid geometry_rect() until the rect is full. |