upstream-man-pages/man2/xhtml/glDetachShader.xml

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   3 <?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" /><title>glDetachShader</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="glDetachShader"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glDetachShader — Detaches a shader object from a program object to which it is attached</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">glDetachShader</b>(</code></td><td>GLuint  </td><td><var class="pdparam">program</var>, </td></tr><tr><td> </td><td>GLuint  </td><td><var class="pdparam">shader</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>program</code></em></span></dt><dd><p>Specifies the program object from which to
   4                     detach the shader object.</p></dd><dt><span class="term"><em class="parameter"><code>shader</code></em></span></dt><dd><p>Specifies the shader object to be
   5                     detached.</p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p><code class="function">glDetachShader</code> detaches the shader
   6         object specified by <em class="parameter"><code>shader</code></em> from the
   7         program object specified by <em class="parameter"><code>program</code></em>. This
   8         command can be used to undo the effect of the command
   9         <a class="citerefentry" href="glAttachShader.xml"><span class="citerefentry"><span class="refentrytitle">glAttachShader</span></span></a>.</p><p>If <em class="parameter"><code>shader</code></em> has already been flagged
  10         for deletion by a call to
  11         <a class="citerefentry" href="glDeleteShader.xml"><span class="citerefentry"><span class="refentrytitle">glDeleteShader</span></span></a>
  12         and it is not attached to any other program object, it will be
  13         deleted after it has been detached.</p></div><div class="refsect1" lang="en" xml:lang="en"><a id="notes"></a><h2>Notes</h2><p><code class="function">glDetachShader</code> is available only if
  14         the GL version is 2.0 or greater.</p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p><code class="constant">GL_INVALID_VALUE</code> is generated if either
  15         <em class="parameter"><code>program</code></em> or <em class="parameter"><code>shader</code></em>
  16         is a value that was not generated by OpenGL.</p><p><code class="constant">GL_INVALID_OPERATION</code> is generated if
  17         <em class="parameter"><code>program</code></em> is not a program object.</p><p><code class="constant">GL_INVALID_OPERATION</code> is generated if
  18         <em class="parameter"><code>shader</code></em> is not a shader object.</p><p><code class="constant">GL_INVALID_OPERATION</code> is generated if
  19         <em class="parameter"><code>shader</code></em> is not attached to
  20         <em class="parameter"><code>program</code></em>.</p><p><code class="constant">GL_INVALID_OPERATION</code> is generated if
  21         <code class="function">glDetachShader</code> is executed between the
  22         execution of
  23         <a class="citerefentry" href="glBegin.xml"><span class="citerefentry"><span class="refentrytitle">glBegin</span></span></a>
  24         and the corresponding execution of
  25         <a class="citerefentry" href="glEnd.xml"><span class="citerefentry"><span class="refentrytitle">glEnd</span></span></a>.</p></div><div class="refsect1" lang="en" xml:lang="en"><a id="associatedgets"></a><h2>Associated Gets</h2><p><a class="citerefentry" href="glGetAttachedShaders.xml"><span class="citerefentry"><span class="refentrytitle">glGetAttachedShaders</span></span></a>
  26         with the handle of a valid program object</p><p><a class="citerefentry" href="glGetShader.xml"><span class="citerefentry"><span class="refentrytitle">glGetShader</span></span></a>
  27         with arguments <em class="parameter"><code>shader</code></em> and
  28         <code class="constant">GL_DELETE_STATUS</code></p><p><a class="citerefentry" href="glIsProgram.xml"><span class="citerefentry"><span class="refentrytitle">glIsProgram</span></span></a></p><p><a class="citerefentry" href="glIsShader.xml"><span class="citerefentry"><span class="refentrytitle">glIsShader</span></span></a></p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p><a class="citerefentry" href="glAttachShader.xml"><span class="citerefentry"><span class="refentrytitle">glAttachShader</span></span></a></p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p>
  29             Copyright <span class="trademark"></span>© 2003-2005 3Dlabs Inc. Ltd.
  30             This material may be distributed subject to the terms and conditions set forth in
  31             the Open Publication License, v 1.0, 8 June 1999.
  32             <a class="ulink" href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>.
  33         </p></div></div></body></html>