mirror of
https://github.com/Ryujinx/Opentk.git
synced 2024-12-27 11:05:39 +00:00
103 lines
5 KiB
XML
103 lines
5 KiB
XML
<?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="glIsProgram">
|
|
<refmeta>
|
|
<refentrytitle>glIsProgram</refentrytitle>
|
|
<manvolnum>3G</manvolnum>
|
|
</refmeta>
|
|
<refnamediv>
|
|
<refname>glIsProgram</refname>
|
|
<refpurpose>Determines if a name corresponds to a program object</refpurpose>
|
|
</refnamediv>
|
|
<refsynopsisdiv><title>C Specification</title>
|
|
<funcsynopsis>
|
|
<funcprototype>
|
|
<funcdef>GLboolean <function>glIsProgram</function></funcdef>
|
|
<paramdef>GLuint <parameter>program</parameter></paramdef>
|
|
</funcprototype>
|
|
</funcsynopsis>
|
|
</refsynopsisdiv>
|
|
<refsect1 id="parameters"><title>Parameters</title>
|
|
<variablelist>
|
|
<varlistentry>
|
|
<term><parameter>program</parameter></term>
|
|
<listitem>
|
|
<para>Specifies a potential program object.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refsect1>
|
|
<refsect1 id="description"><title>Description</title>
|
|
<para><function>glIsProgram</function> returns
|
|
<constant>GL_TRUE</constant> if <parameter>program</parameter>
|
|
is the name of a program object previously created with
|
|
<citerefentry><refentrytitle>glCreateProgram</refentrytitle></citerefentry>
|
|
and not yet deleted with <citerefentry><refentrytitle>glDeleteProgram</refentrytitle></citerefentry>.
|
|
If <parameter>program</parameter> is zero or a non-zero value that
|
|
is not the name of a program object, or if an error occurs,
|
|
<function>glIsProgram</function> returns <constant>GL_FALSE</constant>.</para>
|
|
</refsect1>
|
|
<refsect1 id="notes"><title>Notes</title>
|
|
<para>No error is generated if <parameter>program</parameter> is
|
|
not a valid program object name.</para>
|
|
|
|
<para>A program object marked for deletion with <citerefentry><refentrytitle>glDeleteProgram</refentrytitle></citerefentry>
|
|
but still in use as part of current rendering state is still considered
|
|
a program object and <function>glIsProgram</function> will return <constant>GL_TRUE</constant>.</para>
|
|
</refsect1>
|
|
<refsect1 id="associatedgets"><title>Associated Gets</title>
|
|
<para><citerefentry><refentrytitle>glGet</refentrytitle></citerefentry>
|
|
with the argument <constant>GL_CURRENT_PROGRAM</constant></para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetActiveAttrib</refentrytitle></citerefentry>
|
|
with arguments <parameter>program</parameter> and the index of
|
|
an active attribute variable</para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetActiveUniform</refentrytitle></citerefentry>
|
|
with arguments <parameter>program</parameter> and the index of
|
|
an active uniform variable</para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetAttachedShaders</refentrytitle></citerefentry>
|
|
with argument <parameter>program</parameter></para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetAttribLocation</refentrytitle></citerefentry>
|
|
with arguments <parameter>program</parameter> and the name of an
|
|
attribute variable</para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetProgram</refentrytitle></citerefentry>
|
|
with arguments <parameter>program</parameter> and the parameter
|
|
to be queried</para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetProgramInfoLog</refentrytitle></citerefentry>
|
|
with argument <parameter>program</parameter></para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetUniform</refentrytitle></citerefentry>
|
|
with arguments <parameter>program</parameter> and the location
|
|
of a uniform variable</para>
|
|
|
|
<para><citerefentry><refentrytitle>glGetUniformLocation</refentrytitle></citerefentry>
|
|
with arguments <parameter>program</parameter> and the name of a
|
|
uniform variable</para>
|
|
</refsect1>
|
|
<refsect1 id="seealso"><title>See Also</title>
|
|
<para><citerefentry><refentrytitle>glAttachShader</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glBindAttribLocation</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glCreateProgram</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glDeleteProgram</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glDetachShader</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glLinkProgram</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glUniform</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glUseProgram</refentrytitle></citerefentry>,
|
|
<citerefentry><refentrytitle>glValidateProgram</refentrytitle></citerefentry></para>
|
|
</refsect1>
|
|
<refsect1 id="Copyright"><title>Copyright</title>
|
|
<para>
|
|
Copyright <trademark class="copyright"></trademark> 2003-2005 3Dlabs Inc. Ltd.
|
|
This material may be distributed subject to the terms and conditions set forth in
|
|
the Open Publication License, v 1.0, 8 June 1999.
|
|
<ulink url="http://opencontent.org/openpub/">http://opencontent.org/openpub/</ulink>.
|
|
</para>
|
|
</refsect1>
|
|
</refentry>
|