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7<title>glGetBufferParameteriv</title>
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10<h1><CODE>glGetBufferParameteriv</CODE> Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14GL_APICALL void GL_APIENTRY glGetBufferParameteriv(
15     GLenum target,
16     GLenum pname,
17     GLint * params
18);
19</pre>
20    </div>
21<h2>Parameters</h2>
22    <div class="section">
23      <table class="arguments">
24        <thead>
25          <tr>
26            <td width="15" />
27<th>Name</th>
28<td>Description</td>
29          </tr>
30        </thead>
31        <tr>
32<td>in</td>
33<th>target</th>
34<td>Target vertex buffer object.</td>
35        </tr>
36        <tr>
37<td>in</td>
38<th>pname</th>
39<td>Name of the parameter(s) to get.</td>
40        </tr>
41        <tr>
42<td>out</td>
43<th>params</th>
44<td>Region storing the obtained parameters.</td>
45        </tr> </table>
46    </div>
47<h2>Return Values</h2>
48<div class="section">No values are returned. </div>
49<h2>Description</h2>
50    <div class="section">
51<p>Gets vertex buffer object parameters.</p><P>
52You can set <span class="argument">target</span> to the following values.
53<TABLE><TR><TH><CODE>GL_ARRAY_BUFFER</CODE></TH><TD> Vertex buffer.</TD></TR><TR><TH><CODE>GL_ELEMENT_ARRAY_BUFFER</CODE></TH><TD> Index buffer. </TD></TR></TABLE><!-- source                                      targetにはGL_ARRAY_BUFFER、GL_ELEMENT_ARRAY_BUFFERを指定します。                 --></P><P>
54You can set <span class="argument">pname</span> to the following values.
55<TABLE><TR><TH><CODE>GL_BUFFER_SIZE</CODE></TH><TD>Gets the vertex buffer size.</TD></TR><TR><TH><CODE>GL_BUFFER_USAGE</CODE></TH><TD>Gets the vertex buffer's <span class="argument">usage</span> (only <code>GL_STATIC_DRAW</code> is supported).</TD></TR><TR><TH><CODE>GL_BUFFER_DATA_ADDR_DMP</CODE></TH><TD>Gets the address of vertex data for the bound vertex buffer object(s).</TD></TR></TABLE><!-- source                      pnameにはGL_BUFFER_SIZE、GL_BUFFER_USAGEを指定します。GL_BUFFER_SIZEを指定した場合、頂点バッファのサイズを取得します。 GL_BUFFER_USAGEを指定した場合、頂点バッファのusage(GL_STATIC_DRAWのみサポート)を取得します。                  --></P><P>
56The following errors occur in this function.
57<TABLE><TR><TH><CODE>GL_INVALID_OPERATION</CODE></TH><TD>0 is bound to the current buffer object.</TD></TR><TR><TH><CODE>GL_INVALID_ENUM</CODE></TH><TD>The <span class="argument">target</span> or <span class="argument">pname</span> argument was set to an invalid value.</TD></TR></TABLE><!-- source                      カレントのバッファオブジェクトに0がバインドされている場合エラーGL_INVALID_OPERATIONを生成します。 target、pnameに不正な値を指定した場合エラーGL_INVALID_ENUMを生成します。                 --></P></div>
58<h2>Revision History</h2>
59    <div class="section">
60      <dl class="history">
61        <dt>2010/05/12</dt>
62<dd>Added a value, <CODE>GL_BUFFER_DATA_ADDR_DMP</CODE>, that can be specified for <SPAN class="argument">pname</SPAN>.<br />
63        </dd>
64        <dt>2010/01/07</dt>
65<dd>Initial version.<br />
66        </dd>
67      </dl>
68    </div>
69  <hr><p>CONFIDENTIAL</p></body>
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