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File: [Development] / projects / ogl-sample / main / doc / gles / xml / eglGetCurrentSurface.xml (download)

Revision 1.1, Wed Oct 8 06:06:17 2003 UTC (14 years ago) by ljp
Branch: MAIN
CVS Tags: HEAD


OpenGL ES 1.0 and EGL 1.0 reference manual and man pages (written by
Claude Knaus, based on OpenGL SI man pages).

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.2//EN" "DTD/docbook/docbookx.dtd">

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<refentry id="eglGetCurrentSurface">

  <refmeta>
    <refentrytitle>eglGetCurrentSurface</refentrytitle>
    <manvolnum>3G</manvolnum>
  </refmeta>

  <refnamediv>
    <refname>eglGetCurrentSurface</refname>
    <refpurpose>
      return the read or draw surface for the current <acronym>EGL</acronym> rendering context
    </refpurpose>
  </refnamediv>

  <refsynopsisdiv>
    <title>C Specification</title>

    <funcsynopsis>
      <funcprototype>
        <funcdef>EGLSurface <function>eglGetCurrentSurface</function></funcdef>
        <paramdef>EGLint <parameter>readdraw</parameter></paramdef>
      </funcprototype>
    </funcsynopsis>
  </refsynopsisdiv>

  <refsect1>
    <title>Parameters</title>

    <variablelist>
      <varlistentry>
        <term><parameter>readdraw</parameter></term>
        <listitem>
          <para>
            Specifies whether the <acronym>EGL</acronym> read or draw surface
            is to be returned.
          </para>
        </listitem>
      </varlistentry>
    </variablelist>
  </refsect1>

  <refsect1>
    <title>Description</title>

    <para>
      <function>eglGetCurrentSurface</function> returns the read or draw
      surface attached to the current
      <acronym>EGL</acronym> rendering context, as specified by
      <citerefentry><refentrytitle>eglMakeCurrent</refentrytitle></citerefentry>.
      If no context is current, <constant>EGL_NO_SURFACE</constant> is returned.
    </para>
  </refsect1>

  <refsect1>
    <title>See Also</title>

    <para>
      <citerefentry><refentrytitle>eglCreatePbufferSurface</refentrytitle></citerefentry>,
      <citerefentry><refentrytitle>eglCreatePixmapSurface</refentrytitle></citerefentry>,
      <citerefentry><refentrytitle>eglCreateWindowSurface</refentrytitle></citerefentry>,
      <citerefentry><refentrytitle>eglMakeCurrent</refentrytitle></citerefentry>    </para>
  </refsect1>

</refentry>