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1 | <?xml version="1.0" encoding="UTF-8"?>\r |
2 | <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"\r | |
3 | "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">\r | |
4 | <refentry id="glRenderbufferStorage">\r | |
5 | <refmeta>\r | |
6 | <refmetainfo>\r | |
7 | <copyright>\r | |
8 | <year>2010</year>\r | |
9 | <holder>Khronos Group</holder>\r | |
10 | </copyright>\r | |
11 | </refmetainfo>\r | |
12 | <refentrytitle>glRenderbufferStorage</refentrytitle>\r | |
13 | <manvolnum>3G</manvolnum>\r | |
14 | </refmeta>\r | |
15 | <refnamediv>\r | |
16 | <refname>glRenderbufferStorage</refname>\r | |
17 | <refpurpose>establish data storage, format and dimensions of a renderbuffer object's image</refpurpose>\r | |
18 | </refnamediv>\r | |
19 | <refsynopsisdiv><title>C Specification</title>\r | |
20 | <funcsynopsis>\r | |
21 | <funcprototype>\r | |
22 | <funcdef>void <function>glRenderbufferStorage</function></funcdef>\r | |
23 | <paramdef>GLenum <parameter>target</parameter></paramdef>\r | |
24 | <paramdef>GLenum <parameter>internalformat</parameter></paramdef>\r | |
25 | <paramdef>GLsizei <parameter>width</parameter></paramdef>\r | |
26 | <paramdef>GLsizei <parameter>height</parameter></paramdef>\r | |
27 | </funcprototype>\r | |
28 | </funcsynopsis>\r | |
29 | </refsynopsisdiv>\r | |
30 | <refsect1 id="parameters"><title>Parameters</title>\r | |
31 | <variablelist>\r | |
32 | <varlistentry>\r | |
33 | <term><parameter>target</parameter></term>\r | |
34 | <listitem>\r | |
35 | <para>\r | |
36 | Specifies a binding to which the target of the allocation and must be <constant>GL_RENDERBUFFER</constant>.\r | |
37 | </para>\r | |
38 | </listitem>\r | |
39 | </varlistentry>\r | |
40 | <varlistentry>\r | |
41 | <term><parameter>internalformat</parameter></term>\r | |
42 | <listitem>\r | |
43 | <para>\r | |
44 | Specifies the internal format to use for the renderbuffer object's image.\r | |
45 | </para>\r | |
46 | </listitem>\r | |
47 | </varlistentry>\r | |
48 | <varlistentry>\r | |
49 | <term><parameter>width</parameter></term>\r | |
50 | <listitem>\r | |
51 | <para>\r | |
52 | Specifies the width of the renderbuffer, in pixels.\r | |
53 | </para>\r | |
54 | </listitem>\r | |
55 | </varlistentry>\r | |
56 | <varlistentry>\r | |
57 | <term><parameter>height</parameter></term>\r | |
58 | <listitem>\r | |
59 | <para>\r | |
60 | Specifies the height of the renderbuffer, in pixels.\r | |
61 | </para>\r | |
62 | </listitem>\r | |
63 | </varlistentry>\r | |
64 | </variablelist>\r | |
65 | </refsect1>\r | |
66 | <refsect1 id="description"><title>Description</title>\r | |
67 | <para>\r | |
68 | <function>glRenderbufferStorage</function> is equivalent to calling\r | |
69 | <citerefentry><refentrytitle>glRenderbufferStorageMultisample</refentrytitle></citerefentry> with the\r | |
70 | <parameter>samples</parameter> set to zero.\r | |
71 | </para>\r | |
72 | <para>\r | |
73 | The target of the operation, specified by <parameter>target</parameter> must be <constant>GL_RENDERBUFFER</constant>.\r | |
74 | <parameter>internalformat</parameter> specifies the internal format to be used for the renderbuffer object's storage and\r | |
75 | must be a color-renderable, depth-renderable, or stencil-renderable format.\r | |
76 | <parameter>width</parameter> and <parameter>height</parameter> are the dimensions, in pixels, of the renderbuffer.\r | |
77 | Both <parameter>width</parameter> and <parameter>height</parameter> must be less than or equal to the value of\r | |
78 | <constant>GL_MAX_RENDERBUFFER_SIZE</constant>.\r | |
79 | </para>\r | |
80 | <para>\r | |
81 | Upon success, <function>glRenderbufferStorage</function> deletes any existing data store for the renderbuffer\r | |
82 | image and the contents of the data store after calling <function>glRenderbufferStorage</function> are undefined.\r | |
83 | </para>\r | |
84 | </refsect1>\r | |
85 | <refsect1 id="errors"><title>Errors</title>\r | |
86 | <para>\r | |
87 | <constant>GL_INVALID_ENUM</constant> is generated if <parameter>target</parameter> is not <constant>GL_RENDERBUFFER</constant>.\r | |
88 | </para>\r | |
89 | <para>\r | |
90 | <constant>GL_INVALID_VALUE</constant> is generated if either of <parameter>width</parameter> or <parameter>height</parameter> is negative,\r | |
91 | or greater than the value of <constant>GL_MAX_RENDERBUFFER_SIZE</constant>.\r | |
92 | </para>\r | |
93 | <para>\r | |
94 | <constant>GL_INVALID_ENUM</constant> is generated if <parameter>internalformat</parameter> is not a color-renderable, depth-renderable,\r | |
95 | or stencil-renderable format.\r | |
96 | </para>\r | |
97 | <para>\r | |
98 | <constant>GL_OUT_OF_MEMORY</constant> is generated if the GL is unable to create a data store of the requested size.\r | |
99 | </para>\r | |
100 | </refsect1>\r | |
101 | <refsect1 id="seealso"><title>See Also</title>\r | |
102 | <para>\r | |
103 | <citerefentry><refentrytitle>glGenRenderbuffers</refentrytitle></citerefentry>,\r | |
104 | <citerefentry><refentrytitle>glBindRenderbuffer</refentrytitle></citerefentry>,\r | |
105 | <citerefentry><refentrytitle>glRenderbufferStorageMultisample</refentrytitle></citerefentry>,\r | |
106 | <citerefentry><refentrytitle>glFramebufferRenderbuffer</refentrytitle></citerefentry>,\r | |
107 | <citerefentry><refentrytitle>glDeleteRenderbuffers</refentrytitle></citerefentry>\r | |
108 | </para>\r | |
109 | </refsect1>\r | |
110 | <refsect1 id="Copyright"><title>Copyright</title>\r | |
111 | <para>\r | |
112 | Copyright <trademark class="copyright"></trademark> 2010 Khronos Group. \r | |
113 | This material may be distributed subject to the terms and conditions set forth in \r | |
114 | the Open Publication License, v 1.0, 8 June 1999.\r | |
115 | <ulink url="http://opencontent.org/openpub/">http://opencontent.org/openpub/</ulink>.\r | |
116 | </para>\r | |
117 | </refsect1>\r | |
118 | </refentry>\r |