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+<?xml-stylesheet type="text/xsl" href="mathml.xsl"?><html xmlns="http://www.w3.org/1999/xhtml" xmlns:pref="http://www.w3.org/2002/Math/preference" pref:renderer="mathplayer-dl"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><link rel="stylesheet" type="text/css" href="opengl-man.css" /><title>glSampleMaski - OpenGL 4 Reference Pages</title><meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glSampleMaski"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glSampleMaski — set the value of a sub-word of the sample mask</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glSampleMaski</b>(</code></td><td>GLuint </td><td><var class="pdparam">maskNumber</var>, </td></tr><tr><td> </td><td>GLbitfield </td><td><var class="pdparam">mask</var><code>)</code>;</td></tr></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>maskNumber</code></em></span></dt><dd><p>
+ Specifies which 32-bit sub-word of the sample mask to update.
+ </p></dd><dt><span class="term"><em class="parameter"><code>mask</code></em></span></dt><dd><p>
+ Specifies the new value of the mask sub-word.
+ </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
+ <code class="function">glSampleMaski</code> sets one 32-bit sub-word of the multi-word sample mask, <code class="constant">GL_SAMPLE_MASK_VALUE</code>.
+ </p><p>
+ <em class="parameter"><code>maskIndex</code></em> specifies which 32-bit sub-word of the sample mask to update, and <em class="parameter"><code>mask</code></em> specifies
+ the new value to use for that sub-word. <em class="parameter"><code>maskIndex</code></em> must be less than the value of
+ <code class="constant">GL_MAX_SAMPLE_MASK_WORDS</code>. Bit <span class="emphasis"><em>B</em></span> of mask word <span class="emphasis"><em>M</em></span> corresponds to sample
+ 32 x <span class="emphasis"><em>M</em></span> + <span class="emphasis"><em>B</em></span>.
+ </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="notes"></a><h2>Notes</h2><p>
+ <code class="function">glSampleMaski</code> is available only if the GL version is 3.2 or greater, or if the <code class="code">ARB_texture_multisample</code>
+ extension is supported.
+ </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p>
+ <code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>maskIndex</code></em> is greater than or equal to the value
+ of <code class="constant">GL_MAX_SAMPLE_MASK_WORDS</code>.
+ </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
+ <a href="glGenRenderbuffers.xml"><span class="citerefentry"><span class="refentrytitle">glGenRenderbuffers</span></span></a>,
+ <a href="glBindRenderbuffer.xml"><span class="citerefentry"><span class="refentrytitle">glBindRenderbuffer</span></span></a>,
+ <a href="glRenderbufferStorageMultisample.xml"><span class="citerefentry"><span class="refentrytitle">glRenderbufferStorageMultisample</span></span></a>,
+ <a href="glFramebufferRenderbuffer.xml"><span class="citerefentry"><span class="refentrytitle">glFramebufferRenderbuffer</span></span></a>,
+ <a href="glDeleteRenderbuffers.xml"><span class="citerefentry"><span class="refentrytitle">glDeleteRenderbuffers</span></span></a>
+ </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p>
+ Copyright <span class="trademark"></span>© 2010 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.
+ <a href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>.
+ </p></div></div></body></html>
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