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1 | <?xml version="1.0" encoding="UTF-8"?> |
2 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "xhtml1-transitional.dtd"> | |
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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>glInvalidateBufferData - 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="glInvalidateBufferData"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glInvalidateBufferData — invalidate the content of a buffer object's data store</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><p><code class="funcdef">void <b class="fsfunc">glInvalidateBufferData</b>(</code>GLuint <var class="pdparam">buffer</var><code>)</code>;</p></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>buffer</code></em></span></dt><dd><p> | |
5 | The name of a buffer object whose data store to invalidate. | |
6 | </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p> | |
7 | <code class="function">glInvalidateBufferData</code> invalidates all of the | |
8 | content of the data store of a buffer object. After invalidation, the content | |
9 | of the buffer's data store becomes undefined. | |
10 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="errors"></a><h2>Errors</h2><p> | |
11 | <code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>buffer</code></em> is not the | |
12 | name of an existing buffer object. | |
13 | </p><p> | |
14 | <code class="constant">GL_INVALID_OPERATION</code> is generated if any part of <em class="parameter"><code>buffer</code></em> | |
15 | is currently mapped. | |
16 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="associatedgets"></a><h2>Associated Gets</h2><p> | |
17 | <a href="glGetBufferParameter.xml"><span class="citerefentry"><span class="refentrytitle">glGetBufferParameter</span></span></a> with argument <code class="constant">GL_BUFFER_SIZE</code> | |
18 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p> | |
19 | <a href="glInvalidateTexSubImage.xml"><span class="citerefentry"><span class="refentrytitle">glInvalidateTexSubImage</span></span></a>,, | |
20 | <a href="glInvalidateTexImage.xml"><span class="citerefentry"><span class="refentrytitle">glInvalidateTexImage</span></span></a>, | |
21 | <a href="glInvalidateBufferSubData.xml"><span class="citerefentry"><span class="refentrytitle">glInvalidateBufferSubData</span></span></a>, | |
22 | <a href="glInvalidateFramebuffer.xml"><span class="citerefentry"><span class="refentrytitle">glInvalidateFramebuffer</span></span></a>, | |
23 | <a href="glInvalidateSubFramebuffer.xml"><span class="citerefentry"><span class="refentrytitle">glInvalidateSubFramebuffer</span></span></a>. | |
24 | </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p> | |
25 | Copyright <span class="trademark"></span>© 2012 Khronos Group. | |
26 | This material may be distributed subject to the terms and conditions set forth in | |
27 | the Open Publication License, v 1.0, 8 June 1999. | |
28 | <a href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>. | |
29 | </p></div></div></body></html> |