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  <refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="glSampleMaski">
      <info>
          <copyright>
              <year>2010-2014</year>
              <holder>Khronos Group</holder>
          </copyright>
      </info>
      <refmeta>
          <refentrytitle>glSampleMaski</refentrytitle>
          <manvolnum>3G</manvolnum>
      </refmeta>
      <refnamediv>
          <refname>glSampleMaski</refname>
          <refpurpose>set the value of a sub-word of the sample mask</refpurpose>
      </refnamediv>
      <refsynopsisdiv><title>C Specification</title>
          <funcsynopsis>
              <funcprototype>
                  <funcdef>void <function>glSampleMaski</function></funcdef>
                  <paramdef>GLuint <parameter>maskNumber</parameter></paramdef>
                  <paramdef>GLbitfield <parameter>mask</parameter></paramdef>
              </funcprototype>
          </funcsynopsis>
      </refsynopsisdiv>
      <refsect1 xml:id="parameters"><title>Parameters</title>
          <variablelist>
          <varlistentry>
              <term><parameter>maskNumber</parameter></term>
              <listitem>
                  <para>
                      Specifies which 32-bit sub-word of the sample mask to update.
                  </para>
              </listitem>
          </varlistentry>
          <varlistentry>
              <term><parameter>mask</parameter></term>
              <listitem>
                  <para>
                      Specifies the new value of the mask sub-word.
                  </para>
              </listitem>
          </varlistentry>
          </variablelist>
      </refsect1>
      <refsect1 xml:id="description"><title>Description</title>
          <para>
              <function>glSampleMaski</function> sets one 32-bit sub-word of the multi-word sample mask, <constant>GL_SAMPLE_MASK_VALUE</constant>.
          </para>
          <para>
              <parameter>maskIndex</parameter> specifies which 32-bit sub-word of the sample mask to update, and <parameter>mask</parameter> specifies
              the new value to use for that sub-word. <parameter>maskIndex</parameter> must be less than the value of
              <constant>GL_MAX_SAMPLE_MASK_WORDS</constant>. Bit <emphasis>B</emphasis> of mask word <emphasis>M</emphasis> corresponds to sample
              32 x <emphasis>M</emphasis> + <emphasis>B</emphasis>.
          </para>
      </refsect1>
      <refsect1 xml:id="notes"><title>Notes</title>
          <para>
              <function>glSampleMaski</function> is available only if the GL version is 3.2 or greater, or if the <code>ARB_texture_multisample</code>
              extension is supported.
          </para>
      </refsect1>
      <refsect1 xml:id="errors"><title>Errors</title>
          <para>
              <constant>GL_INVALID_VALUE</constant> is generated if <parameter>maskIndex</parameter> is greater than or equal to the value
              of <constant>GL_MAX_SAMPLE_MASK_WORDS</constant>.
          </para>
      </refsect1>
      <refsect1 xml:id="versions"><title>Version Support</title>
          <informaltable>
              <tgroup cols="13" align="left">
                  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="apifunchead.xml" xpointer="xpointer(/*/*)"/>
                  <tbody>
                      <row>
                          <entry><function>glSampleMaski</function></entry>
                          <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="apiversion.xml" xpointer="xpointer(/*/*[@role='32']/*)"/>
                      </row>
                  </tbody>
              </tgroup>
          </informaltable>
      </refsect1>
      <refsect1 xml:id="seealso"><title>See Also</title>
          <para>
              <citerefentry><refentrytitle>glGenRenderbuffers</refentrytitle></citerefentry>,
              <citerefentry><refentrytitle>glBindRenderbuffer</refentrytitle></citerefentry>,
              <citerefentry><refentrytitle>glRenderbufferStorageMultisample</refentrytitle></citerefentry>,
              <citerefentry><refentrytitle>glFramebufferRenderbuffer</refentrytitle></citerefentry>,
              <citerefentry><refentrytitle>glDeleteRenderbuffers</refentrytitle></citerefentry>
          </para>
      </refsect1>
      <refsect1 xml:id="Copyright"><title>Copyright</title>
          <para>
              Copyright <trademark class="copyright"/> 2010-2014 Khronos Group.
              This material may be distributed subject to the terms and conditions set forth in
              the Open Publication License, v 1.0, 8 June 1999.
              <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://opencontent.org/openpub/">http://opencontent.org/openpub/</link>.
          </para>
      </refsect1>
  </refentry>
  