extension.xml - mozsearch

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<?xml version="1.0" encoding="UTF-8"?>

<ratified href="EXT_blend_minmax/">

  <name>EXT_blend_minmax</name>

  <contact> <a href="https://www.khronos.org/webgl/public-mailing-list/">WebGL

  working group</a> (public_webgl 'at' khronos.org) </contact>

  <contributors>

    <contributor>Florian Boesch (pyalot 'at' gmail.com)</contributor>

    <contributor>Members of the WebGL working group</contributor>

  </contributors>

  <number>25</number>

  <depends>

    <api version="1.0"/>

    <core version="2.0" />

  </depends>

  <overview>

    <mirrors href="http://www.khronos.org/registry/gles/extensions/EXT/blend_minmax.txt"

             name="EXT_blend_minmax">

    </mirrors>

    <features>

      <feature>

        The <code>blendEquation</code> and <code>blendEquationSeparate</code>

        entry points are extended to accept <code>MIN_EXT</code> and <code>MAX_EXT</code>

      </feature>

    </features>

  </overview>

  <idl xml:space="preserve">

[NoInterfaceObject]

interface EXT_blend_minmax {

  const GLenum MIN_EXT = 0x8007;

  const GLenum MAX_EXT = 0x8008;

};

  </idl>

  <samplecode xml:space="preserve">

    <pre>

        var ext = gl.getExtension('EXT_blend_minmax');

        gl.blendEquation(ext.MAX_EXT);

        gl.getParameter(gl.BLEND_EQUATION) == ext.MAX_EXT;

    </pre>

  </samplecode>

  <history>

    <revision date="2012/12/12">

      <change>Initial revision.</change>

    </revision>

    <revision date="2014/02/12">

      <change>Moved to draft.</change>

    </revision>

    <revision date="2014/05/12">

      <change>Removed blendEquationEXT function and the BLEND_EQUATION_EXT and

        FUNC_ADD_EXT enums, all of which are already have equivalents in WebGL.</change>

    </revision>

    <revision date="2014/06/27">

      <change>Moved to community approved after discussion on public_webgl list.</change>

    </revision>

    <revision date="2014/07/15">

      <change>Added NoInterfaceObject extended attribute.</change>

    </revision>

    <revision date="2015/05/29">

      <change>Ratified by Khronos Board of Promoters.</change>

    </revision>

  </history>

</ratified>