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3 <?xml-stylesheet type=
"text/xsl" href=
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pref=
"http://www.w3.org/2002/Math/preference" pref:
renderer=
"mathplayer-dl"><head><meta http-equiv=
"Content-Type" content=
"text/html; charset=UTF-8" /><title>glDepthMask
</title><meta name=
"generator" content=
"DocBook XSL Stylesheets V1.73.2" /></head><body><div class=
"refentry" lang=
"en" xml:
lang=
"en"><a id=
"glDepthMask"></a><div class=
"titlepage"></div><div class=
"refnamediv"><h2>Name
</h2><p>glDepthMask — enable or disable writing into the depth buffer
</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">glDepthMask
</b>(
</code></td><td>GLboolean
</td><td><var class=
"pdparam">flag
</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>flag
</code></em></span></dt><dd><p>
4 Specifies whether the depth buffer is enabled for writing.
5 If
<em class=
"parameter"><code>flag
</code></em> is
<code class=
"constant">GL_FALSE
</code>,
6 depth buffer writing is disabled.
7 Otherwise, it is enabled.
8 Initially, depth buffer writing is enabled.
9 </p></dd></dl></div></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"description"></a><h2>Description
</h2><p>
10 <code class=
"function">glDepthMask
</code> specifies whether the depth buffer is enabled for writing.
11 If
<em class=
"parameter"><code>flag
</code></em> is
<code class=
"constant">GL_FALSE
</code>,
12 depth buffer writing is disabled.
13 Otherwise, it is enabled.
14 Initially, depth buffer writing is enabled.
15 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"errors"></a><h2>Errors
</h2><p>
16 <code class=
"constant">GL_INVALID_OPERATION
</code> is generated if
<code class=
"function">glDepthMask
</code>
17 is executed between the execution of
<a class=
"citerefentry" href=
"glBegin.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glBegin
</span></span></a>
18 and the corresponding execution of
<a class=
"citerefentry" href=
"glEnd.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glEnd
</span></span></a>.
19 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"associatedgets"></a><h2>Associated Gets
</h2><p>
20 <a class=
"citerefentry" href=
"glGet.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glGet
</span></span></a> with argument
<code class=
"constant">GL_DEPTH_WRITEMASK
</code>
21 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"seealso"></a><h2>See Also
</h2><p>
22 <a class=
"citerefentry" href=
"glColorMask.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glColorMask
</span></span></a>,
23 <a class=
"citerefentry" href=
"glDepthFunc.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glDepthFunc
</span></span></a>,
24 <a class=
"citerefentry" href=
"glDepthRange.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glDepthRange
</span></span></a>,
25 <a class=
"citerefentry" href=
"glIndexMask.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glIndexMask
</span></span></a>,
26 <a class=
"citerefentry" href=
"glStencilMask.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glStencilMask
</span></span></a>
27 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"Copyright"></a><h2>Copyright
</h2><p>
28 Copyright
<span class=
"trademark"></span>©
1991-
2006
29 Silicon Graphics, Inc. This document is licensed under the SGI
30 Free Software B License. For details, see
31 <a class=
"ulink" href=
"http://oss.sgi.com/projects/FreeB/" target=
"_top">http://oss.sgi.com/projects/FreeB/
</a>.
32 </p></div></div></body></html>