<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>104461</bug_id>
          
          <creation_ts>2012-12-08 18:11:41 -0800</creation_ts>
          <short_desc>Don&apos;t unconditionally repaint compositing layers when their size changes</short_desc>
          <delta_ts>2013-01-03 09:49:42 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>New Bugs</component>
          <version>528+ (Nightly build)</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          <blocked>104637</blocked>
          <everconfirmed>1</everconfirmed>
          <reporter name="Simon Fraser (smfr)">simon.fraser</reporter>
          <assigned_to name="Simon Fraser (smfr)">simon.fraser</assigned_to>
          <cc>bdakin</cc>
    
    <cc>cdumez</cc>
    
    <cc>eric</cc>
    
    <cc>jamesr</cc>
    
    <cc>laszlo.gombos</cc>
    
    <cc>noam</cc>
    
    <cc>ojan.autocc</cc>
    
    <cc>ostap73</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>thorton</cc>
    
    <cc>webkit.review.bot</cc>
    
    <cc>yael</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>786662</commentid>
    <comment_count>0</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-08 18:11:41 -0800</bug_when>
    <thetext>Don&apos;t unconditionally repaint compositing layers when their size changes</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>786664</commentid>
    <comment_count>1</comment_count>
      <attachid>178389</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-08 18:15:27 -0800</bug_when>
    <thetext>Created attachment 178389
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>786665</commentid>
    <comment_count>2</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-08 18:16:11 -0800</bug_when>
    <thetext>&lt;rdar://problem/12842382&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>786918</commentid>
    <comment_count>3</comment_count>
      <attachid>178389</attachid>
    <who name="Sam Weinig">sam</who>
    <bug_when>2012-12-09 17:36:05 -0800</bug_when>
    <thetext>Comment on attachment 178389
Patch

Eek!</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>787794</commentid>
    <comment_count>4</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-10 15:46:35 -0800</bug_when>
    <thetext>http://trac.webkit.org/changeset/137215</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>788083</commentid>
    <comment_count>5</comment_count>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2012-12-10 23:39:19 -0800</bug_when>
    <thetext>The test added in this patch seems to be failing on EFL port:
--- /home/buildslave-1/webkit-buildslave/efl-linux-64-debug-wk2/build/layout-test-results/compositing/repaint/resize-repaint-expected.txt
+++ /home/buildslave-1/webkit-buildslave/efl-linux-64-debug-wk2/build/layout-test-results/compositing/repaint/resize-repaint-actual.txt
@@ -12,9 +12,6 @@
           (position 8.00 8.00)
           (bounds 402.00 207.00)
           (drawsContent 1)
-          (repaint rects
-            (rect 0.00 1.00 402.00 1.00)
-          )
         )
       )
     )</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>788474</commentid>
    <comment_count>6</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-11 08:36:18 -0800</bug_when>
    <thetext>I didn&apos;t think EFL even did compositing. Has that changed? It looks like this port doesn&apos;t have the code to track repaint rects on GraphicsLayers. The test should be marked as failing in TestExpectations.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>788477</commentid>
    <comment_count>7</comment_count>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2012-12-11 08:40:16 -0800</bug_when>
    <thetext>(In reply to comment #6)
&gt; I didn&apos;t think EFL even did compositing. Has that changed? It looks like this port doesn&apos;t have the code to track repaint rects on GraphicsLayers. The test should be marked as failing in TestExpectations.

Yes, we have enabled accelerated compositing in WK2 EFL about 1 month ago (using coordinated graphics). Thank you for the indication about tracking repaint rects.
I have already marked the test as failing in TestExpectations until we implement the missing functionality.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>789220</commentid>
    <comment_count>8</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-11 22:38:33 -0800</bug_when>
    <thetext>The fix for bug 104626 undid most of this optimization.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>789224</commentid>
    <comment_count>9</comment_count>
      <attachid>178971</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-11 22:47:40 -0800</bug_when>
    <thetext>Created attachment 178971
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>789985</commentid>
    <comment_count>10</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2012-12-12 15:35:12 -0800</bug_when>
    <thetext>http://trac.webkit.org/changeset/137526</thetext>
  </long_desc>
      
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            <date>2012-12-08 18:15:27 -0800</date>
            <delta_ts>2012-12-11 22:47:37 -0800</delta_ts>
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            <date>2012-12-11 22:47:40 -0800</date>
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<flag name="review"
          id="195672"
          type_id="1"
          status="+"
          setter="jamesr"
    />
          </attachment>
      

    </bug>

</bugzilla>