Commit | Line | Data |
---|---|---|
7faf1d71 AW |
1 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "xhtml1-transitional.dtd"> |
2 | <!-- saved from url=(0013)about:internet --> | |
3 | <?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" /><title>gluCheckExtension</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="gluCheckExtension"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>gluCheckExtension — determines if an extension name is supported</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">GLboolean <b class="fsfunc">gluCheckExtension</b>(</code></td><td>const GLubyte * </td><td><var class="pdparam">extName</var>, </td></tr><tr><td> </td><td>const GLubyte * </td><td><var class="pdparam">extString</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>extName</code></em></span></dt><dd><p> | |
4 | Specifies an extension name. | |
5 | </p></dd><dt><span class="term"><em class="parameter"><code>extString</code></em></span></dt><dd><p> | |
6 | Specifies a space-separated list of extension names supported. | |
7 | </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p> | |
8 | <code class="function">gluCheckExtension</code> returns <code class="constant">GLU_TRUE</code> if <em class="parameter"><code>extName</code></em> is supported otherwise | |
9 | <code class="constant">GLU_FALSE</code> is returned. | |
10 | </p><p> | |
11 | This is used to check for the presence for OpenGL, GLU, or GLX extension names | |
12 | by passing the extension strings returned by <a class="citerefentry" href="glGetString.xml"><span class="citerefentry"><span class="refentrytitle">glGetString</span></span></a>, | |
13 | <a class="citerefentry" href="gluGetString.xml"><span class="citerefentry"><span class="refentrytitle">gluGetString</span></span></a>, <a class="citerefentry" href="glXGetClientString.xml"><span class="citerefentry"><span class="refentrytitle">glXGetClientString</span></span></a>, | |
14 | <a class="citerefentry" href="glXQueryExtensionsString.xml"><span class="citerefentry"><span class="refentrytitle">glXQueryExtensionsString</span></span></a>, or <a class="citerefentry" href="glXQueryServerString.xml"><span class="citerefentry"><span class="refentrytitle">glXQueryServerString</span></span></a>, | |
15 | respectively, as <em class="parameter"><code>extString</code></em>. | |
16 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="notes"></a><h2>Notes</h2><p> | |
17 | Cases where one extension name is a substring of another are | |
18 | correctly handled. | |
19 | </p><p> | |
20 | There may or may not be leading or trailing blanks in <em class="parameter"><code>extString</code></em>. | |
21 | </p><p> | |
22 | Extension names should not contain embedded spaces. | |
23 | </p><p> | |
24 | All strings are null-terminated. | |
25 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p> | |
26 | <a class="citerefentry" href="gluGetString.xml"><span class="citerefentry"><span class="refentrytitle">gluGetString</span></span></a>, | |
27 | <a class="citerefentry" href="glGetString.xml"><span class="citerefentry"><span class="refentrytitle">glGetString</span></span></a>, | |
28 | <a class="citerefentry" href="glXGetClientString.xml"><span class="citerefentry"><span class="refentrytitle">glXGetClientString</span></span></a>, | |
29 | <a class="citerefentry" href="glXQueryExtensionsString.xml"><span class="citerefentry"><span class="refentrytitle">glXQueryExtensionsString</span></span></a>, | |
30 | <a class="citerefentry" href="glXQueryServerString.xml"><span class="citerefentry"><span class="refentrytitle">glXQueryServerString</span></span></a> | |
31 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p> | |
32 | Copyright <span class="trademark"></span>© 1991-2006 | |
33 | Silicon Graphics, Inc. This document is licensed under the SGI | |
34 | Free Software B License. For details, see | |
35 | <a class="ulink" href="http://oss.sgi.com/projects/FreeB/" target="_top">http://oss.sgi.com/projects/FreeB/</a>. | |
36 | </p></div></div></body></html> |