Web Animations CSS: Start running animations on the compositor

Source/core/rendering/CompositedLayerMapping.cpp

 /*
  * Copyright (C) 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 
 #include "core/rendering/CompositedLayerMapping.h"
 
 #include "CSSPropertyNames.h"
 #include "HTMLNames.h"
 #include "RuntimeEnabledFeatures.h"
+#include "core/animation/ActiveAnimations.h"
 #include "core/fetch/ImageResource.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/html/HTMLMediaElement.h"
 #include "core/html/canvas/CanvasRenderingContext.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/page/Chrome.h"
 #include "core/frame/FrameView.h"
 #include "core/page/Settings.h"
 #include "core/frame/animation/AnimationController.h"
 #include "core/page/scrolling/ScrollingCoordinator.h"
@@ skipping 470 matching lines @@
 }
 
 void CompositedLayerMapping::updateGraphicsLayerGeometry()
 {
     // If we haven't built z-order lists yet, wait until later.
     if (m_owningLayer->stackingNode()->isStackingContainer() && m_owningLayer->stackingNode()->zOrderListsDirty())
         return;
 
     // Set transform property, if it is not animating. We have to do this here because the transform
     // is affected by the layer dimensions.
-    if (!renderer()->animation().isRunningAcceleratedAnimationOnRenderer(renderer(), CSSPropertyWebkitTransform))
+    if (!isRunningCompositorAnimation(*renderer(), CSSPropertyWebkitTransform))
         updateTransform(renderer()->style());
 
     // Set opacity, if it is not animating.
-    if (!renderer()->animation().isRunningAcceleratedAnimationOnRenderer(renderer(), CSSPropertyOpacity))
+    if (!isRunningCompositorAnimation(*renderer(), CSSPropertyOpacity))
         updateOpacity(renderer()->style());
 
     if (RuntimeEnabledFeatures::cssCompositingEnabled())
         updateLayerBlendMode(renderer()->style());
 
     bool isSimpleContainer = isSimpleContainerCompositingLayer();
 
     m_owningLayer->updateDescendantDependentFlags();
 
     // m_graphicsLayer is the corresponding GraphicsLayer for this RenderLayer and its non-compositing
@@ skipping 1381 matching lines @@
 
 void CompositedLayerMapping::transitionFinished(CSSPropertyID property)
 {
     int animationId = m_animationProvider->getWebAnimationId(property);
     ASSERT(animationId);
     m_graphicsLayer->removeAnimation(animationId);
 }
 
 void CompositedLayerMapping::notifyAnimationStarted(const GraphicsLayer*, double time)
 {
-    renderer()->animation().notifyAnimationStarted(renderer(), time);
+    if (RuntimeEnabledFeatures::webAnimationsEnabled())
+        renderer()->node()->document().cssPendingAnimations().notifyCompositorAnimationStarted(monotonicallyIncreasingTime() - (currentTime() - time));
+    else
+        renderer()->animation().notifyAnimationStarted(renderer(), time);

[shans, 2013/11/18 01:02:06]

(Not required for this CL): I think we need to draw up a diagram of all the
places that the Web Animations engine is poked by / pokes the rest of Blink

[dstockwell, 2013/11/18 05:30:34]

Will do, but I think we should move as much as we can to places like
CompositorAnimations, DocumentTimelineServicing etc.

 }
 
 IntRect CompositedLayerMapping::compositedBounds() const
 {
     return m_compositedBounds;
 }
 
 void CompositedLayerMapping::setCompositedBounds(const IntRect& bounds)
 {
     m_compositedBounds = bounds;
@@ skipping 66 matching lines @@
     } else if (graphicsLayer == m_scrollingContentsLayer.get()) {
         name = "Scrolling Contents Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore