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103 lines
4.2 KiB
XML
103 lines
4.2 KiB
XML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"
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"http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">
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<refentry id="glDetachShader">
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<refmeta>
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<refentrytitle>glDetachShader</refentrytitle>
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<manvolnum>3G</manvolnum>
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</refmeta>
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<refnamediv>
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<refname>glDetachShader</refname>
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<refpurpose>Detaches a shader object from a program object to which it is attached</refpurpose>
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</refnamediv>
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<refsynopsisdiv><title>C Specification</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>void <function>glDetachShader</function></funcdef>
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<paramdef>GLuint <parameter>program</parameter></paramdef>
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<paramdef>GLuint <parameter>shader</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsect1 id="parameters"><title>Parameters</title>
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<variablelist>
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<varlistentry>
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<term><parameter>program</parameter></term>
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<listitem>
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<para>Specifies the program object from which to
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detach the shader object.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>shader</parameter></term>
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<listitem>
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<para>Specifies the shader object to be
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detached.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1 id="description"><title>Description</title>
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<para><function>glDetachShader</function> detaches the shader
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object specified by <parameter>shader</parameter> from the
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program object specified by <parameter>program</parameter>. This
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command can be used to undo the effect of the command
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<citerefentry><refentrytitle>glAttachShader</refentrytitle></citerefentry>.</para>
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<para>If <parameter>shader</parameter> has already been flagged
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for deletion by a call to
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<citerefentry><refentrytitle>glDeleteShader</refentrytitle></citerefentry>
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and it is not attached to any other program object, it will be
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deleted after it has been detached.</para>
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</refsect1>
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<refsect1 id="notes"><title>Notes</title>
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<para><function>glDetachShader</function> is available only if
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the GL version is 2.0 or greater.</para>
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</refsect1>
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<refsect1 id="errors"><title>Errors</title>
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<para><constant>GL_INVALID_VALUE</constant> is generated if either
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<parameter>program</parameter> or <parameter>shader</parameter>
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is a value that was not generated by OpenGL.</para>
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<para><constant>GL_INVALID_OPERATION</constant> is generated if
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<parameter>program</parameter> is not a program object.</para>
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<para><constant>GL_INVALID_OPERATION</constant> is generated if
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<parameter>shader</parameter> is not a shader object.</para>
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<para><constant>GL_INVALID_OPERATION</constant> is generated if
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<parameter>shader</parameter> is not attached to
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<parameter>program</parameter>.</para>
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<para><constant>GL_INVALID_OPERATION</constant> is generated if
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<function>glDetachShader</function> is executed between the
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execution of
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<citerefentry><refentrytitle>glBegin</refentrytitle></citerefentry>
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and the corresponding execution of
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<citerefentry><refentrytitle>glEnd</refentrytitle></citerefentry>.</para>
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</refsect1>
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<refsect1 id="associatedgets"><title>Associated Gets</title>
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<para><citerefentry><refentrytitle>glGetAttachedShaders</refentrytitle></citerefentry>
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with the handle of a valid program object</para>
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<para><citerefentry><refentrytitle>glGetShader</refentrytitle></citerefentry>
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with arguments <parameter>shader</parameter> and
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<constant>GL_DELETE_STATUS</constant></para>
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<para><citerefentry><refentrytitle>glIsProgram</refentrytitle></citerefentry></para>
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<para><citerefentry><refentrytitle>glIsShader</refentrytitle></citerefentry></para>
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</refsect1>
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<refsect1 id="seealso"><title>See Also</title>
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<para><citerefentry><refentrytitle>glAttachShader</refentrytitle></citerefentry></para>
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</refsect1>
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<refsect1 id="Copyright"><title>Copyright</title>
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<para>
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Copyright <trademark class="copyright"></trademark> 2003-2005 3Dlabs Inc. Ltd.
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This material may be distributed subject to the terms and conditions set forth in
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the Open Publication License, v 1.0, 8 June 1999.
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<ulink url="http://opencontent.org/openpub/">http://opencontent.org/openpub/</ulink>.
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</para>
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</refsect1>
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</refentry>
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