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1 | <?xml version="1.0" encoding="UTF-8"?> |
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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>glActiveShaderProgram - OpenGL 4 Reference Pages</title><meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glActiveShaderProgram"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glActiveShaderProgram — set the active program object for a program pipeline object</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0"><tr><td><code class="funcdef">void <b class="fsfunc">glActiveShaderProgram</b>(</code></td><td>GLuint </td><td><var class="pdparam">pipeline</var>, </td></tr><tr><td> </td><td>GLuint </td><td><var class="pdparam">program</var><code>)</code>;</td></tr></table></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>pipeline</code></em></span></dt><dd><p> | |
5 | Specifies the program pipeline object to set the active program object for. | |
6 | </p></dd><dt><span class="term"><em class="parameter"><code>program</code></em></span></dt><dd><p> | |
7 | Specifies the program object to set as the active program pipeline object <em class="parameter"><code>pipeline</code></em>. | |
8 | </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p> | |
9 | <code class="function">glActiveShaderProgram</code> sets the linked program named by <em class="parameter"><code>program</code></em> | |
10 | to be the active program for the program pipeline object <em class="parameter"><code>pipeline</code></em>. The active | |
11 | program in the active program pipeline object is the target of calls to <a href="glUniform.xml"><span class="citerefentry"><span class="refentrytitle">glUniform</span></span></a> | |
12 | when no program has been made current through a call to <a href="glUseProgram.xml"><span class="citerefentry"><span class="refentrytitle">glUseProgram</span></span></a>. | |
13 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p> | |
14 | <code class="constant">GL_INVALID_OPERATION</code> is generated if <em class="parameter"><code>pipeline</code></em> is not | |
15 | a name previously returned from a call to <a href="glGenProgramPipelines.xml"><span class="citerefentry"><span class="refentrytitle">glGenProgramPipelines</span></span></a> | |
16 | or if such a name has been deleted by a call to | |
17 | <a href="glDeleteProgramPipelines.xml"><span class="citerefentry"><span class="refentrytitle">glDeleteProgramPipelines</span></span></a>. | |
18 | </p><p> | |
19 | <code class="constant">GL_INVALID_OPERATION</code> is generated if <em class="parameter"><code>program</code></em> refers | |
20 | to a program object that has not been successfully linked. | |
21 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p> | |
22 | <a href="glGenProgramPipelines.xml"><span class="citerefentry"><span class="refentrytitle">glGenProgramPipelines</span></span></a>, | |
23 | <a href="glDeleteProgramPipelines.xml"><span class="citerefentry"><span class="refentrytitle">glDeleteProgramPipelines</span></span></a>, | |
24 | <a href="glIsProgramPipeline.xml"><span class="citerefentry"><span class="refentrytitle">glIsProgramPipeline</span></span></a>, | |
25 | <a href="glUseProgram.xml"><span class="citerefentry"><span class="refentrytitle">glUseProgram</span></span></a>, | |
26 | <a href="glUniform.xml"><span class="citerefentry"><span class="refentrytitle">glUniform</span></span></a> | |
27 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p> | |
28 | Copyright <span class="trademark"></span>© 2010 Khronos Group. | |
29 | This material may be distributed subject to the terms and conditions set forth in | |
30 | the Open Publication License, v 1.0, 8 June 1999. | |
31 | <a href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>. | |
32 | </p></div></div></body></html> |