<?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>131525</bug_id>
          
          <creation_ts>2014-04-10 20:34:39 -0700</creation_ts>
          <short_desc>Subpixel rendering: WK1: Trail of cruft in redraw during animations.</short_desc>
          <delta_ts>2014-04-11 09:51:13 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Layout and Rendering</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, Regression</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="alan">zalan</reporter>
          <assigned_to name="alan">zalan</assigned_to>
          <cc>commit-queue</cc>
    
    <cc>dino</cc>
    
    <cc>esprehn+autocc</cc>
    
    <cc>glenn</cc>
    
    <cc>kondapallykalyan</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>999765</commentid>
    <comment_count>0</comment_count>
    <who name="alan">zalan</who>
    <bug_when>2014-04-10 20:34:39 -0700</bug_when>
    <thetext>Repaint rect is snapped to integral position which can result in cruft. Use enclosing integral rect for now  (until we transition views to device pixel boundaries).</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999768</commentid>
    <comment_count>1</comment_count>
      <attachid>229101</attachid>
    <who name="alan">zalan</who>
    <bug_when>2014-04-10 20:47:29 -0700</bug_when>
    <thetext>Created attachment 229101
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999769</commentid>
    <comment_count>2</comment_count>
    <who name="alan">zalan</who>
    <bug_when>2014-04-10 20:48:17 -0700</bug_when>
    <thetext>&lt;rdar://problem/16359378&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999781</commentid>
    <comment_count>3</comment_count>
      <attachid>229101</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2014-04-10 22:02:35 -0700</bug_when>
    <thetext>Comment on attachment 229101
Patch

Can you explain in the change log why WK1 is different? It&apos;s not clear to me.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999893</commentid>
    <comment_count>4</comment_count>
      <attachid>229137</attachid>
    <who name="alan">zalan</who>
    <bug_when>2014-04-11 09:13:29 -0700</bug_when>
    <thetext>Created attachment 229137
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999895</commentid>
    <comment_count>5</comment_count>
    <who name="alan">zalan</who>
    <bug_when>2014-04-11 09:15:29 -0700</bug_when>
    <thetext>(In reply to comment #3)
&gt; (From update of attachment 229101 [details])
&gt; Can you explain in the change log why WK1 is different? It&apos;s not clear to me.
Done. WK2 has compositing RenderView so RenderLayerBacking takes care of the repaintrects.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999907</commentid>
    <comment_count>6</comment_count>
      <attachid>229137</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2014-04-11 09:51:09 -0700</bug_when>
    <thetext>Comment on attachment 229137
Patch

Clearing flags on attachment: 229137

Committed r167129: &lt;http://trac.webkit.org/changeset/167129&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>999908</commentid>
    <comment_count>7</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2014-04-11 09:51:13 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
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            <delta_ts>2014-04-11 09:13:25 -0700</delta_ts>
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            <filename>bug-131525-20140410204709.patch</filename>
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            <date>2014-04-11 09:13:29 -0700</date>
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</data>

          </attachment>
      

    </bug>

</bugzilla>