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1 | <?xml version="1.0" encoding="UTF-8"?> |
2 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "xhtml1-transitional.dtd"> | |
3 | <!-- saved from url=(0013)about:internet --> | |
4 | <?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>glIsTexture</title><meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glIsTexture"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glIsTexture — determine if a name corresponds to a texture</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><p><code class="funcdef">GLboolean <b class="fsfunc">glIsTexture</b>(</code>GLuint <var class="pdparam">texture</var><code>)</code>;</p></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>texture</code></em></span></dt><dd><p> | |
5 | Specifies a value that may be the name of a texture. | |
6 | </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p> | |
7 | <code class="function">glIsTexture</code> returns <code class="constant">GL_TRUE</code> if <em class="parameter"><code>texture</code></em> is currently the name of a texture. | |
8 | If <em class="parameter"><code>texture</code></em> is zero, or is a non-zero value that is not currently the | |
9 | name of a texture, or if an error occurs, <code class="function">glIsTexture</code> returns <code class="constant">GL_FALSE</code>. | |
10 | </p><p> | |
11 | A name returned by <a href="glGenTextures.xml"><span class="citerefentry"><span class="refentrytitle">glGenTextures</span></span></a>, but not yet associated with a texture | |
12 | by calling <a href="glBindTexture.xml"><span class="citerefentry"><span class="refentrytitle">glBindTexture</span></span></a>, is not the name of a texture. | |
13 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p> | |
14 | <a href="glBindTexture.xml"><span class="citerefentry"><span class="refentrytitle">glBindTexture</span></span></a>, | |
15 | <a href="glCopyTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage1D</span></span></a>, | |
16 | <a href="glCopyTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glCopyTexImage2D</span></span></a>, | |
17 | <a href="glDeleteTextures.xml"><span class="citerefentry"><span class="refentrytitle">glDeleteTextures</span></span></a>, | |
18 | <a href="glGenTextures.xml"><span class="citerefentry"><span class="refentrytitle">glGenTextures</span></span></a>, | |
19 | <a href="glGet.xml"><span class="citerefentry"><span class="refentrytitle">glGet</span></span></a>, | |
20 | <a href="glGetTexParameter.xml"><span class="citerefentry"><span class="refentrytitle">glGetTexParameter</span></span></a>, | |
21 | <a href="glTexImage1D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage1D</span></span></a>, | |
22 | <a href="glTexImage2D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage2D</span></span></a>, | |
23 | <a href="glTexImage3D.xml"><span class="citerefentry"><span class="refentrytitle">glTexImage3D</span></span></a>, | |
24 | <a href="glTexParameter.xml"><span class="citerefentry"><span class="refentrytitle">glTexParameter</span></span></a> | |
25 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p> | |
26 | Copyright <span class="trademark"></span>© 1991-2006 | |
27 | Silicon Graphics, Inc. This document is licensed under the SGI | |
28 | Free Software B License. For details, see | |
29 | <a href="http://oss.sgi.com/projects/FreeB/" target="_top">http://oss.sgi.com/projects/FreeB/</a>. | |
30 | </p></div></div></body></html> |