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<!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>150558</bug_id>
          
          <creation_ts>2015-10-26 09:25:06 -0700</creation_ts>
          <short_desc>[GTK] Allow applications to force Accelerated Compositing mode</short_desc>
          <delta_ts>2016-02-11 18:32:56 -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>WebKitGTK</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=154147</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>Gtk</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Mario Sanchez Prada">mario</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>bugs-noreply</cc>
    
    <cc>cgarcia</cc>
    
    <cc>commit-queue</cc>
    
    <cc>mcatanzaro</cc>
    
    <cc>mrobinson</cc>
    
    <cc>tpopela</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1136526</commentid>
    <comment_count>0</comment_count>
    <who name="Mario Sanchez Prada">mario</who>
    <bug_when>2015-10-26 09:25:06 -0700</bug_when>
    <thetext>As discussed in the mailing list [1], it would be nice in some cases to have a way to tell WebKit to have AC mode enabled all the time, avoiding it to having it repeateadly leaving/re-entering AC mode whenever the conditions that need to be fulfilled change.

Originally proposed as a public API, that&apos;s perhaps too much, so perhaps something simpler like recognizing a environment variable WEBKIT_FORCE_ACCELERATED_COMPOSITING would be a better option.

[1] https://lists.webkit.org/pipermail/webkit-gtk/2015-October/002448.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1136788</commentid>
    <comment_count>1</comment_count>
    <who name="Tomas Popela">tpopela</who>
    <bug_when>2015-10-27 01:59:29 -0700</bug_when>
    <thetext>(In reply to comment #0)
&gt; Originally proposed as a public API, that&apos;s perhaps too much, so perhaps
&gt; something simpler like recognizing a environment variable
&gt; WEBKIT_FORCE_ACCELERATED_COMPOSITING would be a better option.

Wouldn&apos;t be better to use WEBKITGTK_ instead of WEBKIT_ as we are not the only WebKit port there..</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1137492</commentid>
    <comment_count>2</comment_count>
    <who name="Mario Sanchez Prada">mario</who>
    <bug_when>2015-10-29 03:47:25 -0700</bug_when>
    <thetext>(In reply to comment #1)
&gt; (In reply to comment #0)
&gt; &gt; Originally proposed as a public API, that&apos;s perhaps too much, so perhaps
&gt; &gt; something simpler like recognizing a environment variable
&gt; &gt; WEBKIT_FORCE_ACCELERATED_COMPOSITING would be a better option.
&gt; 
&gt; Wouldn&apos;t be better to use WEBKITGTK_ instead of WEBKIT_ as we are not the
&gt; only WebKit port there..

I don&apos;t have a strong opinion on this, but I think WEBKIT_ is the correct prefix here, as this causes a change in behaviour at the level of WebCore, I think, and not just in the port-specific bits.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1137497</commentid>
    <comment_count>3</comment_count>
    <who name="Carlos Garcia Campos">cgarcia</who>
    <bug_when>2015-10-29 04:23:02 -0700</bug_when>
    <thetext>We already use WEBKIT for other thinks like WEBKIT_INSPECTOR_SERVER for example. I don&apos;t think that would conflict with any other port installed anyway, since you set the variable per program, but even if it&apos;s in your env, other ports will just ignore it.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1146812</commentid>
    <comment_count>4</comment_count>
      <attachid>266764</attachid>
    <who name="Mario Sanchez Prada">mario</who>
    <bug_when>2015-12-07 03:23:52 -0800</bug_when>
    <thetext>Created attachment 266764
Patch proposal

Attached patch proposal. I&apos;ve tested this locally and seems to work as expected.

Please review, thanks!</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1146849</commentid>
    <comment_count>5</comment_count>
      <attachid>266764</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2015-12-07 08:24:20 -0800</bug_when>
    <thetext>Comment on attachment 266764
Patch proposal

Clearing flags on attachment: 266764

Committed r193626: &lt;http://trac.webkit.org/changeset/193626&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1146850</commentid>
    <comment_count>6</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2015-12-07 08:24:24 -0800</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
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              isprivate="0"
          >
            <attachid>266764</attachid>
            <date>2015-12-07 03:23:52 -0800</date>
            <delta_ts>2015-12-07 08:24:20 -0800</delta_ts>
            <desc>Patch proposal</desc>
            <filename>0001-2015-12-07-Mario-Sanchez-Prada-mario-endlessm.com.patch</filename>
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            <size>2581</size>
            <attacher name="Mario Sanchez Prada">mario</attacher>
            
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    </bug>

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