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89 lines
4.1 KiB
XML
89 lines
4.1 KiB
XML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"
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"http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">
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<refentry id="glSampleMaski">
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<refmeta>
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<refmetainfo>
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<copyright>
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<year>2010</year>
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<holder>Khronos Group</holder>
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</copyright>
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</refmetainfo>
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<refentrytitle>glSampleMaski</refentrytitle>
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<manvolnum>3G</manvolnum>
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</refmeta>
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<refnamediv>
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<refname>glSampleMaski</refname>
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<refpurpose>set the value of a sub-word of the sample mask</refpurpose>
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</refnamediv>
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<refsynopsisdiv><title>C Specification</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>void <function>glSampleMaski</function></funcdef>
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<paramdef>GLuint <parameter>maskNumber</parameter></paramdef>
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<paramdef>GLbitfield <parameter>mask</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsect1 id="parameters"><title>Parameters</title>
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<variablelist>
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<varlistentry>
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<term><parameter>maskNumber</parameter></term>
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<listitem>
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<para>
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Specifies which 32-bit sub-word of the sample mask to update.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>mask</parameter></term>
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<listitem>
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<para>
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Specifies the new value of the mask sub-word.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1 id="description"><title>Description</title>
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<para>
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<function>glSampleMaski</function> sets one 32-bit sub-word of the multi-word sample mask, <constant>GL_SAMPLE_MASK_VALUE</constant>.
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</para>
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<para>
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<parameter>maskIndex</parameter> specifies which 32-bit sub-word of the sample mask to update, and <parameter>mask</parameter> specifies
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the new value to use for that sub-word. <parameter>maskIndex</parameter> must be less than the value of
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<constant>GL_MAX_SAMPLE_MASK_WORDS</constant>. Bit <emphasis>B</emphasis> of mask word <emphasis>M</emphasis> corresponds to sample
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32 x <emphasis>M</emphasis> + <emphasis>B</emphasis>.
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</para>
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</refsect1>
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<refsect1 id="notes"><title>Notes</title>
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<para>
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<function>glSampleMaski</function> is available only if the GL version is 3.2 or greater, or if the <code>ARB_texture_multisample</code>
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extension is supported.
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</para>
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</refsect1>
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<refsect1 id="errors"><title>Errors</title>
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<para>
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<constant>GL_INVALID_VALUE</constant> is generated if <parameter>maskIndex</parameter> is greater than or equal to the value
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of <constant>GL_MAX_SAMPLE_MASK_WORDS</constant>.
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</para>
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</refsect1>
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<refsect1 id="seealso"><title>See Also</title>
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<para>
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<citerefentry><refentrytitle>glGenRenderbuffers</refentrytitle></citerefentry>,
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<citerefentry><refentrytitle>glBindRenderbuffer</refentrytitle></citerefentry>,
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<citerefentry><refentrytitle>glRenderbufferStorageMultisample</refentrytitle></citerefentry>,
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<citerefentry><refentrytitle>glFramebufferRenderbuffer</refentrytitle></citerefentry>,
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<citerefentry><refentrytitle>glDeleteRenderbuffers</refentrytitle></citerefentry>
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</para>
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</refsect1>
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<refsect1 id="Copyright"><title>Copyright</title>
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<para>
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Copyright <trademark class="copyright"></trademark> 2010 Khronos Group.
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This material may be distributed subject to the terms and conditions set forth in
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the Open Publication License, v 1.0, 8 June 1999.
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<ulink url="http://opencontent.org/openpub/">http://opencontent.org/openpub/</ulink>.
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</para>
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</refsect1>
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</refentry>
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