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<book id="index" xmlns:xi="http://www.w3.org/2003/XInclude">

  <bookinfo>
    <title>COGL &version; Reference Manual</title>
    <releaseinfo>Version &version;</releaseinfo>

    <copyright>
      <year>2008</year>
      <holder>OpenedHand LTD</holder>
    </copyright>

    <legalnotice>
      <para>
        Permission is granted to copy, distribute and/or modify this
        document under the terms of the <citetitle>GNU Free
        Documentation License</citetitle>, Version 1.1 or any later
        version published by the Free Software Foundation with no
        Invariant Sections, no Front-Cover Texts, and no Back-Cover
        Texts. You may obtain a copy of the <citetitle>GNU Free
        Documentation License</citetitle> from the Free Software
        Foundation by visiting <ulink type="http"
        url="http://www.fsf.org">their Web site</ulink> or by writing
        to:

        <address>
          The Free Software Foundation, Inc.,
          <street>59 Temple Place</street> - Suite 330,
          <city>Boston</city>, <state>MA</state> <postcode>02111-1307</postcode>
,
          <country>USA</country>
        </address>
      </para>
    </legalnotice>

  </bookinfo>

  <chapter>
    <title>COGL - GL Abstraction API</title>

    <section id="cogl-intro">
      <title>About COGL</title>
      <para>

      COGL is a low level OpenGL abstraction library developed for (and part of) Clutter. It is used primarily by #ClutterActor's to provide a common rendering API that works transparently across OpenGL >=1.4, OpenGL ES 1.1 and OpenGL ES 2.0.

      </para>

    </section>

    <xi:include href="xml/cogl.xml"/>
    <xi:include href="xml/cogl-primitives.xml"/>
    <xi:include href="xml/cogl-util.xml"/>
    <xi:include href="xml/cogl-texture.xml"/>
    <xi:include href="xml/cogl-shaders.xml"/>
    <xi:include href="xml/cogl-offscreen.xml"/>
  </chapter>
</book>