<?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>221550</bug_id>
          
          <creation_ts>2021-02-08 06:45:54 -0800</creation_ts>
          <short_desc>A Pattern with an SVG image is not rendered correctly</short_desc>
          <delta_ts>2021-02-10 14:34:07 -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>Images</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=218427</see_also>
    
    <see_also>https://bugs.webkit.org/show_bug.cgi?id=219468</see_also>
          <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>219468</blocked>
          <everconfirmed>1</everconfirmed>
          <reporter name="Said Abou-Hallawa">sabouhallawa</reporter>
          <assigned_to name="Said Abou-Hallawa">sabouhallawa</assigned_to>
          <cc>dino</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>fmalita</cc>
    
    <cc>gyuyoung.kim</cc>
    
    <cc>pdr</cc>
    
    <cc>schenney</cc>
    
    <cc>sergio</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>thorton</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>zimmermann</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1726619</commentid>
    <comment_count>0</comment_count>
    <who name="Said Abou-Hallawa">sabouhallawa</who>
    <bug_when>2021-02-08 06:45:54 -0800</bug_when>
    <thetext>Before r269614, the pattern with SVG image was not rendered at all. After this revision the pattern is drawn as a black rectangle. The reason is with r269614 Pattern::createPlatformPattern() returns a null CGPatternRef if the NativeImage of the SVG is null. Before this change we were returning a non-null CGPatternRef but with an invalid image.

The test imported/blink/svg/canvas/canvas-draw-pattern-size.html did not catch this case before this change or after it, because the expected result page draws a pattern but with a different size. 

The fix of this bug is implement the method SVGImage::nativeImage(). Also we need to change the expected result imported/blink/svg/canvas/canvas-draw-pattern-size-expected.html to not use the pattern in its drawing.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1726621</commentid>
    <comment_count>1</comment_count>
      <attachid>419585</attachid>
    <who name="Said Abou-Hallawa">sabouhallawa</who>
    <bug_when>2021-02-08 06:51:32 -0800</bug_when>
    <thetext>Created attachment 419585
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1726736</commentid>
    <comment_count>2</comment_count>
      <attachid>419611</attachid>
    <who name="Said Abou-Hallawa">sabouhallawa</who>
    <bug_when>2021-02-08 12:26:08 -0800</bug_when>
    <thetext>Created attachment 419611
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1726737</commentid>
    <comment_count>3</comment_count>
    <who name="Said Abou-Hallawa">sabouhallawa</who>
    <bug_when>2021-02-08 12:27:39 -0800</bug_when>
    <thetext>(In reply to Said Abou-Hallawa from comment #2)
&gt; Created attachment 419611 [details]
&gt; Patch

I added this null check in SVGImage::nativeImage()

    if (!imageBuffer)
        return nullptr;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1726770</commentid>
    <comment_count>4</comment_count>
      <attachid>419621</attachid>
    <who name="Said Abou-Hallawa">sabouhallawa</who>
    <bug_when>2021-02-08 13:28:50 -0800</bug_when>
    <thetext>Created attachment 419621
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1726807</commentid>
    <comment_count>5</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2021-02-08 14:23:17 -0800</bug_when>
    <thetext>Committed r272549: &lt;https://commits.webkit.org/r272549&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 419621.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1727792</commentid>
    <comment_count>6</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2021-02-10 14:34:07 -0800</bug_when>
    <thetext>&lt;rdar://problem/74206675&gt;</thetext>
  </long_desc>
      
          <attachment
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            <attachid>419585</attachid>
            <date>2021-02-08 06:51:32 -0800</date>
            <delta_ts>2021-02-08 11:23:47 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-221550-20210208065131.patch</filename>
            <type>text/plain</type>
            <size>9415</size>
            <attacher name="Said Abou-Hallawa">sabouhallawa</attacher>
            
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          </attachment>
          <attachment
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              ispatch="1"
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            <attachid>419611</attachid>
            <date>2021-02-08 12:26:08 -0800</date>
            <delta_ts>2021-02-08 13:14:20 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-221550-20210208122607.patch</filename>
            <type>text/plain</type>
            <size>10234</size>
            <attacher name="Said Abou-Hallawa">sabouhallawa</attacher>
            
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          <attachment
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              ispatch="1"
              isprivate="0"
          >
            <attachid>419621</attachid>
            <date>2021-02-08 13:28:50 -0800</date>
            <delta_ts>2021-02-08 14:23:19 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-221550-20210208132849.patch</filename>
            <type>text/plain</type>
            <size>9444</size>
            <attacher name="Said Abou-Hallawa">sabouhallawa</attacher>
            
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          </attachment>
      

    </bug>

</bugzilla>