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<!DOCTYPE refentry [ <!ENTITY % mathent SYSTEM "math.ent"> %mathent;]>
<refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="glBindTextureUnit">
<info>
<copyright>
<year>2014</year>
<holder>Khronos Group</holder>
</copyright>
</info>
<refmeta>
<refentrytitle>glBindTextureUnit</refentrytitle>
<manvolnum>3G</manvolnum>
</refmeta>
<refnamediv>
<refname>glBindTextureUnit</refname>
<refpurpose>bind an existing texture object to the specified texture unit </refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>C Specification</title>
<funcsynopsis>
<funcprototype>
<funcdef>void <function>glBindTextureUnit</function></funcdef>
<paramdef>GLuint <parameter>unit</parameter></paramdef>
<paramdef>GLuint <parameter>texture</parameter></paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 xml:id="parameters">
<title>Parameters</title>
<variablelist>
<varlistentry>
<term>
<parameter>unit</parameter>
</term>
<listitem>
<para>
Specifies the texture unit, to which the texture object should be bound to.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>
<parameter>texture</parameter>
</term>
<listitem>
<para>
Specifies the name of a texture. </para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 xml:id="description">
<title>Description</title>
<para><function>glBindTextureUnit</function> binds an existing texture object to the texture unit numbered <parameter>unit</parameter>.</para>
<para><parameter>texture</parameter> must be zero or the name of an existing texture object. When <parameter>texture</parameter> is the name of an existing texture object, that object is bound to the target, in the corresponding texture unit, that was specified when the object was created. When <parameter>texture</parameter> is zero, each of the targets enumerated at the beginning of this section is reset to its default texture for the corresponding texture image unit. </para>
</refsect1>
<refsect1 xml:id="associatedgets">
<title>Associated Gets</title>
<para>
<citerefentry><refentrytitle>glGet</refentrytitle></citerefentry>
with argument <constant>GL_TEXTURE_BINDING_1D</constant>,
<constant>GL_TEXTURE_BINDING_2D</constant>,
<constant>GL_TEXTURE_BINDING_3D</constant>,
<constant>GL_TEXTURE_BINDING_1D_ARRAY</constant>,
<constant>GL_TEXTURE_BINDING_2D_ARRAY</constant>,
<constant>GL_TEXTURE_BINDING_RECTANGLE</constant>,
<constant>GL_TEXTURE_BINDING_BUFFER</constant>,
<constant>GL_TEXTURE_BINDING_CUBE_MAP</constant>,
<constant>GL_TEXTURE_BINDING_CUBE_MAP_ARRAY</constant>,
<constant>GL_TEXTURE_BINDING_2D_MULTISAMPLE</constant> or
<constant>GL_TEXTURE_BINDING_2D_MULTISAMPLE_ARRAY</constant>.
</para>
</refsect1>
<refsect1 xml:id="errors">
<title>Errors</title>
<para><constant>GL_INVALID_OPERATION</constant> error is generated if <parameter>texture</parameter> is not zero or the name of an existing texture object.
</para>
</refsect1>
<refsect1 xml:id="versions"><title>Version Support</title>
<informaltable>
<tgroup cols="13" align="left">
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="apifunchead.xml" xpointer="xpointer(/*/*)"/>
<tbody>
<row>
<entry><function>glBindTextureUnit</function></entry>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="apiversion.xml" xpointer="xpointer(/*/*[@role='45']/*)"/>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 xml:id="seealso">
<title>See Also</title>
<para>
<citerefentry><refentrytitle>glDeleteTextures</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glGenTextures</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glGet</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glGetTexParameter</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glIsTexture</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexImage1D</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexImage2D</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexImage2DMultisample</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexImage3D</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexImage3DMultisample</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexBuffer</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>glTexParameter</refentrytitle></citerefentry>
</para>
</refsect1>
<refsect1 xml:id="Copyright">
<title>Copyright</title>
<para>
Copyright <trademark class="copyright"/> 2014 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.
<link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://opencontent.org/openpub/">http://opencontent.org/openpub/</link>.
</para>
</refsect1>
</refentry>
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