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| author | vmpstr@chromium.org <vmpstr@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-12-11 02:15:54 +0000 |
|---|---|---|
| committer | vmpstr@chromium.org <vmpstr@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2013-12-11 02:15:54 +0000 |
| commit | 08b6be83631442f356e64b465d864d3ea9a9b0e3 (patch) | |
| tree | be070b9d20b8272d59f5bd8102d8afb5cc986ccd /cc | |
| parent | 42210ec24d3de50b9b9a80833d2730be461242f2 (diff) | |
| download | chromium_src-08b6be83631442f356e64b465d864d3ea9a9b0e3.zip chromium_src-08b6be83631442f356e64b465d864d3ea9a9b0e3.tar.gz chromium_src-08b6be83631442f356e64b465d864d3ea9a9b0e3.tar.bz2 | |
cc: Use a rectf manhattan distance for update tile priorities
In order to not regress performance when switching to an int version
of manhattan distance, we should use rectf version.
BUG=326991
R=enne
Review URL: https://codereview.chromium.org/107713005
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@239961 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'cc')
| -rw-r--r-- | cc/resources/picture_layer_tiling.cc | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/cc/resources/picture_layer_tiling.cc b/cc/resources/picture_layer_tiling.cc index 59ebd5d..9ec9293 100644 --- a/cc/resources/picture_layer_tiling.cc +++ b/cc/resources/picture_layer_tiling.cc @@ -555,8 +555,8 @@ void PictureLayerTiling::UpdateTilePriorities( gfx::ScaleRect(bundle_bounds, last_scale, last_scale) + last_offset; - float distance_to_visible_in_pixels = view_rect.ManhattanInternalDistance( - gfx::ToEnclosingRect(current_screen_rect)); + float distance_to_visible_in_pixels = + current_screen_rect.ManhattanInternalDistance(view_rect); float time_to_visible_in_seconds = TilePriority::TimeForBoundsToIntersect( @@ -638,8 +638,8 @@ void PictureLayerTiling::UpdateTilePriorities( last_bundle_origin + last_horizontal + last_vertical, last_bundle_origin + last_vertical).BoundingBox(); - float distance_to_visible_in_pixels = view_rect.ManhattanInternalDistance( - gfx::ToEnclosingRect(current_screen_rect)); + float distance_to_visible_in_pixels = + current_screen_rect.ManhattanInternalDistance(view_rect); float time_to_visible_in_seconds = TilePriority::TimeForBoundsToIntersect( @@ -675,8 +675,8 @@ void PictureLayerTiling::UpdateTilePriorities( gfx::RectF last_screen_rect = MathUtil::MapClippedRect( last_screen_transform, last_layer_content_rect); - float distance_to_visible_in_pixels = view_rect.ManhattanInternalDistance( - gfx::ToEnclosingRect(current_screen_rect)); + float distance_to_visible_in_pixels = + current_screen_rect.ManhattanInternalDistance(view_rect); float time_to_visible_in_seconds = TilePriority::TimeForBoundsToIntersect( |