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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/208033">208033</a></dd>
<dt>Author</dt> <dd>simon.fraser@apple.com</dd>
<dt>Date</dt> <dd>2016-10-27 22:34:34 -0700 (Thu, 27 Oct 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Remove RenderStyle::isRunningAcceleratedAnimation()
https://bugs.webkit.org/show_bug.cgi?id=164109

Reviewed by David Hyatt.

RenderStyle::isRunningAcceleratedAnimation() was added in <a href="http://trac.webkit.org/projects/webkit/changeset/40876">r40876</a> to handle interrupted
accelerated transitions, and to allow RenderLayer::currentTransform() to know when it
has to manually get the animated style.

The latter can now use isRunningAcceleratedAnimationOnRenderer(), and interrupting
accelerated transitions seems to work fine without it, so remove it.

* page/animation/ImplicitAnimation.cpp:
(WebCore::ImplicitAnimation::animate):
* page/animation/KeyframeAnimation.cpp:
(WebCore::KeyframeAnimation::animate):
* rendering/RenderLayer.cpp:
(WebCore::RenderLayer::currentTransform):
* rendering/style/RenderStyle.h:
(WebCore::RenderStyle::isRunningAcceleratedAnimation): Deleted.
(WebCore::RenderStyle::setIsRunningAcceleratedAnimation): Deleted.
* rendering/style/StyleRareNonInheritedData.cpp:
(WebCore::StyleRareNonInheritedData::StyleRareNonInheritedData):
(WebCore::StyleRareNonInheritedData::operator==):
* rendering/style/StyleRareNonInheritedData.h:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorepageanimationImplicitAnimationcpp">trunk/Source/WebCore/page/animation/ImplicitAnimation.cpp</a></li>
<li><a href="#trunkSourceWebCorepageanimationKeyframeAnimationcpp">trunk/Source/WebCore/page/animation/KeyframeAnimation.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderLayercpp">trunk/Source/WebCore/rendering/RenderLayer.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingstyleRenderStyleh">trunk/Source/WebCore/rendering/style/RenderStyle.h</a></li>
<li><a href="#trunkSourceWebCorerenderingstyleStyleRareNonInheritedDatacpp">trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingstyleStyleRareNonInheritedDatah">trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/ChangeLog        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -1,3 +1,31 @@
</span><ins>+2016-10-27  Simon Fraser  &lt;simon.fraser@apple.com&gt;
+
+        Remove RenderStyle::isRunningAcceleratedAnimation()
+        https://bugs.webkit.org/show_bug.cgi?id=164109
+
+        Reviewed by David Hyatt.
+
+        RenderStyle::isRunningAcceleratedAnimation() was added in r40876 to handle interrupted
+        accelerated transitions, and to allow RenderLayer::currentTransform() to know when it
+        has to manually get the animated style.
+        
+        The latter can now use isRunningAcceleratedAnimationOnRenderer(), and interrupting
+        accelerated transitions seems to work fine without it, so remove it.
+
+        * page/animation/ImplicitAnimation.cpp:
+        (WebCore::ImplicitAnimation::animate):
+        * page/animation/KeyframeAnimation.cpp:
+        (WebCore::KeyframeAnimation::animate):
+        * rendering/RenderLayer.cpp:
+        (WebCore::RenderLayer::currentTransform):
+        * rendering/style/RenderStyle.h:
+        (WebCore::RenderStyle::isRunningAcceleratedAnimation): Deleted.
+        (WebCore::RenderStyle::setIsRunningAcceleratedAnimation): Deleted.
+        * rendering/style/StyleRareNonInheritedData.cpp:
+        (WebCore::StyleRareNonInheritedData::StyleRareNonInheritedData):
+        (WebCore::StyleRareNonInheritedData::operator==):
+        * rendering/style/StyleRareNonInheritedData.h:
+
</ins><span class="cx"> 2016-10-27  Myles C. Maxfield  &lt;mmaxfield@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Teach WebGL code about new buffer targets in WebGL2
</span></span></pre></div>
<a id="trunkSourceWebCorepageanimationImplicitAnimationcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/page/animation/ImplicitAnimation.cpp (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/page/animation/ImplicitAnimation.cpp        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/page/animation/ImplicitAnimation.cpp        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -79,17 +79,9 @@
</span><span class="cx">     if (!animatedStyle)
</span><span class="cx">         animatedStyle = RenderStyle::clonePtr(*targetStyle);
</span><span class="cx"> 
</span><del>-    bool needsAnim = CSSPropertyAnimation::blendProperties(this, m_animatingProperty, animatedStyle.get(), m_fromStyle.get(), m_toStyle.get(), progress());
</del><ins>+    CSSPropertyAnimation::blendProperties(this, m_animatingProperty, animatedStyle.get(), m_fromStyle.get(), m_toStyle.get(), progress());
</ins><span class="cx">     // FIXME: we also need to detect cases where we have to software animate for other reasons,
</span><span class="cx">     // such as a child using inheriting the transform. https://bugs.webkit.org/show_bug.cgi?id=23902
</span><del>-    if (!needsAnim) {
-        // If we are running an accelerated animation, set a flag in the style which causes the style
-        // to compare as different to any other style. This ensures that changes to the property
-        // that is animating are correctly detected during the animation (e.g. when a transition
-        // gets interrupted).
-        // FIXME: still need this hack?
-        animatedStyle-&gt;setIsRunningAcceleratedAnimation();
-    }
</del><span class="cx"> 
</span><span class="cx">     // Fire the start timeout if needed
</span><span class="cx">     fireAnimationEventsIfNeeded();
</span></span></pre></div>
<a id="trunkSourceWebCorepageanimationKeyframeAnimationcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/page/animation/KeyframeAnimation.cpp (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/page/animation/KeyframeAnimation.cpp        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/page/animation/KeyframeAnimation.cpp        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -176,13 +176,7 @@
</span><span class="cx">         double progress = 0;
</span><span class="cx">         fetchIntervalEndpointsForProperty(propertyID, fromStyle, toStyle, progress);
</span><span class="cx"> 
</span><del>-        bool needsAnim = CSSPropertyAnimation::blendProperties(this, propertyID, animatedStyle.get(), fromStyle, toStyle, progress);
-        if (!needsAnim)
-            // If we are running an accelerated animation, set a flag in the style
-            // to indicate it. This can be used to make sure we get an updated
-            // style for hit testing, etc.
-            // FIXME: still need this?
-            animatedStyle-&gt;setIsRunningAcceleratedAnimation();
</del><ins>+        CSSPropertyAnimation::blendProperties(this, propertyID, animatedStyle.get(), fromStyle, toStyle, progress);
</ins><span class="cx">     }
</span><span class="cx">     
</span><span class="cx">     return state() != oldState;
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderLayercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderLayer.cpp (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderLayer.cpp        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/rendering/RenderLayer.cpp        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -995,9 +995,8 @@
</span><span class="cx">         return TransformationMatrix();
</span><span class="cx">     
</span><span class="cx">     RenderBox* box = renderBox();
</span><del>-    ASSERT(box);
-    // FIXME: replace with call to AnimationController::isRunningAcceleratedAnimationOnRenderer() and remove RenderStyle::isRunningAcceleratedAnimation().
-    if (renderer().style().isRunningAcceleratedAnimation()) {
</del><ins>+
+    if (renderer().animation().isRunningAcceleratedAnimationOnRenderer(renderer(), CSSPropertyTransform, AnimationBase::Running | AnimationBase::Paused)) {
</ins><span class="cx">         TransformationMatrix currTransform;
</span><span class="cx">         FloatRect pixelSnappedBorderRect = snapRectToDevicePixels(box-&gt;borderBoxRect(), box-&gt;document().deviceScaleFactor());
</span><span class="cx">         std::unique_ptr&lt;RenderStyle&gt; style = renderer().animation().getAnimatedStyleForRenderer(renderer());
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingstyleRenderStyleh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/style/RenderStyle.h (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/style/RenderStyle.h        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/rendering/style/RenderStyle.h        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -1120,9 +1120,6 @@
</span><span class="cx">     const LengthSize&amp; pageSize() const { return rareNonInheritedData-&gt;m_pageSize; }
</span><span class="cx">     PageSizeType pageSizeType() const { return static_cast&lt;PageSizeType&gt;(rareNonInheritedData-&gt;m_pageSizeType); }
</span><span class="cx">     
</span><del>-    // When set, this ensures that styles compare as different. Used during accelerated animations.
-    bool isRunningAcceleratedAnimation() const { return rareNonInheritedData-&gt;m_runningAcceleratedAnimation; }
-
</del><span class="cx">     LineBoxContain lineBoxContain() const { return rareInheritedData-&gt;m_lineBoxContain; }
</span><span class="cx">     const LineClampValue&amp; lineClamp() const { return rareNonInheritedData-&gt;lineClamp; }
</span><span class="cx">     const IntSize&amp; initialLetter() const { return rareNonInheritedData-&gt;m_initialLetter; }
</span><span class="lines">@@ -1694,8 +1691,6 @@
</span><span class="cx">     void setPageSizeType(PageSizeType t) { SET_VAR(rareNonInheritedData, m_pageSizeType, t); }
</span><span class="cx">     void resetPageSizeType() { SET_VAR(rareNonInheritedData, m_pageSizeType, PAGE_SIZE_AUTO); }
</span><span class="cx"> 
</span><del>-    void setIsRunningAcceleratedAnimation(bool b = true) { SET_VAR(rareNonInheritedData, m_runningAcceleratedAnimation, b); }
-
</del><span class="cx">     void setLineBoxContain(LineBoxContain c) { SET_VAR(rareInheritedData, m_lineBoxContain, c); }
</span><span class="cx">     void setLineClamp(LineClampValue c) { SET_VAR(rareNonInheritedData, lineClamp, c); }
</span><span class="cx">     
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingstyleStyleRareNonInheritedDatacpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.cpp (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.cpp        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.cpp        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -96,7 +96,6 @@
</span><span class="cx">     , m_borderFit(RenderStyle::initialBorderFit())
</span><span class="cx">     , m_textCombine(RenderStyle::initialTextCombine())
</span><span class="cx">     , m_textDecorationStyle(RenderStyle::initialTextDecorationStyle())
</span><del>-    , m_runningAcceleratedAnimation(false)
</del><span class="cx">     , m_aspectRatioType(RenderStyle::initialAspectRatioType())
</span><span class="cx"> #if ENABLE(CSS_COMPOSITING)
</span><span class="cx">     , m_effectiveBlendMode(RenderStyle::initialBlendMode())
</span><span class="lines">@@ -194,7 +193,6 @@
</span><span class="cx">     , m_borderFit(o.m_borderFit)
</span><span class="cx">     , m_textCombine(o.m_textCombine)
</span><span class="cx">     , m_textDecorationStyle(o.m_textDecorationStyle)
</span><del>-    , m_runningAcceleratedAnimation(o.m_runningAcceleratedAnimation)
</del><span class="cx">     , m_aspectRatioType(o.m_aspectRatioType)
</span><span class="cx"> #if ENABLE(CSS_COMPOSITING)
</span><span class="cx">     , m_effectiveBlendMode(o.m_effectiveBlendMode)
</span><span class="lines">@@ -303,7 +301,6 @@
</span><span class="cx"> #if ENABLE(CSS_SCROLL_SNAP)
</span><span class="cx">         &amp;&amp; m_scrollSnapType == o.m_scrollSnapType
</span><span class="cx"> #endif
</span><del>-        &amp;&amp; !m_runningAcceleratedAnimation &amp;&amp; !o.m_runningAcceleratedAnimation
</del><span class="cx"> #if ENABLE(CSS_COMPOSITING)
</span><span class="cx">         &amp;&amp; m_effectiveBlendMode == o.m_effectiveBlendMode
</span><span class="cx">         &amp;&amp; m_isolation == o.m_isolation
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingstyleStyleRareNonInheritedDatah"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.h (208032 => 208033)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.h        2016-10-28 05:28:55 UTC (rev 208032)
+++ trunk/Source/WebCore/rendering/style/StyleRareNonInheritedData.h        2016-10-28 05:34:34 UTC (rev 208033)
</span><span class="lines">@@ -207,8 +207,6 @@
</span><span class="cx"> 
</span><span class="cx">     unsigned m_textDecorationStyle : 3; // TextDecorationStyle
</span><span class="cx"> 
</span><del>-    unsigned m_runningAcceleratedAnimation : 1;
-
</del><span class="cx">     unsigned m_aspectRatioType : 2;
</span><span class="cx"> 
</span><span class="cx"> #if ENABLE(CSS_COMPOSITING)
</span></span></pre>
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