rename upstream-man-pages to upstream-doc

[clinton/guile-figl.git] / upstream-doc / man4 / glIsTexture.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"
+              "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">
+<refentry id="glIsTexture">
+    <refmeta>
+        <refmetainfo>
+            <copyright>
+                <year>1991-2006</year>
+                <holder>Silicon Graphics, Inc.</holder>
+            </copyright>
+        </refmetainfo>
+        <refentrytitle>glIsTexture</refentrytitle>
+        <manvolnum>3G</manvolnum>
+    </refmeta>
+    <refnamediv>
+        <refname>glIsTexture</refname>
+        <refpurpose>determine if a name corresponds to a texture</refpurpose>
+    </refnamediv>
+    <refsynopsisdiv><title>C Specification</title>
+        <funcsynopsis>
+            <funcprototype>
+                <funcdef>GLboolean <function>glIsTexture</function></funcdef>
+                <paramdef>GLuint <parameter>texture</parameter></paramdef>
+            </funcprototype>
+        </funcsynopsis>
+    </refsynopsisdiv>
+    <refsect1 id="parameters"><title>Parameters</title>
+        <variablelist>
+        <varlistentry>
+            <term><parameter>texture</parameter></term>
+            <listitem>
+                <para>
+                    Specifies a value that may be the name of a texture.
+                </para>
+            </listitem>
+        </varlistentry>
+        </variablelist>
+    </refsect1>
+    <refsect1 id="description"><title>Description</title>
+        <para>
+            <function>glIsTexture</function> returns <constant>GL_TRUE</constant> if <parameter>texture</parameter> is currently the name of a texture.
+            If <parameter>texture</parameter> is zero, or is a non-zero value that is not currently the
+            name of a texture, or if an error occurs, <function>glIsTexture</function> returns <constant>GL_FALSE</constant>.
+        </para>
+        <para>
+            A name returned by <citerefentry><refentrytitle>glGenTextures</refentrytitle></citerefentry>, but not yet associated with a texture
+            by calling <citerefentry><refentrytitle>glBindTexture</refentrytitle></citerefentry>, is not the name of a texture.
+        </para>
+    </refsect1>
+    <refsect1 id="seealso"><title>See Also</title>
+        <para>
+            <citerefentry><refentrytitle>glBindTexture</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glCopyTexImage1D</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glCopyTexImage2D</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glDeleteTextures</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glGenTextures</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glGet</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glGetTexParameter</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glTexImage1D</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glTexImage2D</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glTexImage3D</refentrytitle></citerefentry>,
+            <citerefentry><refentrytitle>glTexParameter</refentrytitle></citerefentry>
+        </para>
+    </refsect1>
+    <refsect1 id="Copyright"><title>Copyright</title>
+        <para>
+            Copyright <trademark class="copyright"></trademark> 1991-2006
+            Silicon Graphics, Inc. This document is licensed under the SGI
+            Free Software B License. For details, see
+            <ulink url="http://oss.sgi.com/projects/FreeB/">http://oss.sgi.com/projects/FreeB/</ulink>.
+        </para>
+    </refsect1>
+</refentry>