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3.3 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=
"glGenQueries"></a><div class=
"titlepage"></div><div class=
"refnamediv"><h2>Name
</h2><p>glGenQueries — generate query object names
</p></div><div class=
"refsynopsisdiv"><h2>C Specification
</h2><div class=
"funcsynopsis"><p><code class=
"funcdef">void
<b class=
"fsfunc">glGenQueries
</b>(
</code>GLsizei
<var class=
"pdparam">n
</var>, GLuint *
<var class=
"pdparam">ids
</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>n
</code></em></span></dt><dd><p>
5 Specifies the number of query object names to be generated.
6 </p></dd><dt><span class=
"term"><em class=
"parameter"><code>ids
</code></em></span></dt><dd><p>
7 Specifies an array in which the generated query object names are stored.
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">glGenQueries
</code> returns
<em class=
"parameter"><code>n
</code></em> query object names in
<em class=
"parameter"><code>ids
</code></em>.
10 There is no guarantee that the names form a contiguous set of integers;
11 however, it is guaranteed that none of the returned names was in use
12 immediately before the call to
<code class=
"function">glGenQueries
</code>.
14 Query object names returned by a call to
<code class=
"function">glGenQueries
</code> are not returned by
15 subsequent calls, unless they are first deleted with
16 <a href=
"glDeleteQueries.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glDeleteQueries
</span></span></a>.
18 No query objects are associated with the returned query object names until they are first used by calling
19 <a href=
"glBeginQuery.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glBeginQuery
</span></span></a>.
20 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"errors"></a><h2>Errors
</h2><p>
21 <code class=
"constant">GL_INVALID_VALUE
</code> is generated if
<em class=
"parameter"><code>n
</code></em> is negative.
22 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"associatedgets"></a><h2>Associated Gets
</h2><p>
23 <a href=
"glIsQuery.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glIsQuery
</span></span></a>
24 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"seealso"></a><h2>See Also
</h2><p>
25 <a href=
"glBeginQuery.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glBeginQuery
</span></span></a>,
26 <a href=
"glDeleteQueries.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glDeleteQueries
</span></span></a>,
27 <a href=
"glEndQuery.xml"><span class=
"citerefentry"><span class=
"refentrytitle">glEndQuery
</span></span></a>
28 </p></div><div class=
"refsect1" lang=
"en" xml:
lang=
"en"><a id=
"Copyright"></a><h2>Copyright
</h2><p>
29 Copyright
<span class=
"trademark"></span>©
2005 Addison-Wesley.
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 href=
"http://opencontent.org/openpub/" target=
"_top">http://opencontent.org/openpub/
</a>.
33 </p></div></div></body></html>