Bug 1175751 - Apply playback rate to compositor animations. r=bbirtles

2015-07-06 19:05:00 +02:00
parent 153895959a
commit 69ab73575e
6 changed files with 89 additions and 1 deletions
--- a/gfx/layers/composite/AsyncCompositionManager.cpp
+++ b/gfx/layers/composite/AsyncCompositionManager.cpp
@@ -441,7 +441,8 @@ SampleAnimations(Layer* aLayer, TimeStamp aPoint)

    MOZ_ASSERT(!animation.startTime().IsNull(),
               "Failed to resolve start time of pending animations");
-    TimeDuration elapsedDuration = aPoint - animation.startTime();
+    TimeDuration elapsedDuration =
+      (aPoint - animation.startTime()).MultDouble(animation.playbackRate());
    // Skip animations that are yet to start.
    //
    // Currently, this should only happen when the refresh driver is under test