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7<title>glGetBooleanv</title>
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10<h1>glGetBooleanv Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14GL_APICALL void GL_APIENTRY glGetBooleanv(
15     GLenum pname,
16     GLboolean * params
17);
18</pre>
19    </div>
20<h2>Arguments</h2>
21    <div class="section">
22      <table class="arguments">
23        <thead>
24          <tr>
25            <td width="15" />
26<th>Name</th>
27<td>Description</td>
28          </tr>
29        </thead>
30        <tr>
31<td>in</td>
32<th>pname</th>
33<td>Name of the parameter to get</td>
34        </tr>
35        <tr>
36<td>out</td>
37<th>params</th>
38<td>Array storing the obtained parameters</td>
39        </tr> </table>
40    </div>
41<h2>Return Values</h2>
42<div class="section">No values are returned. </div>
43<h2>Description</h2>
44    <div class="section">
45<p>Gets GL parameter settings as <code>GLboolean</code>-type values.</p><P>
46Set <span class="argument">pname</span> to one of the following values.
47<TABLE><TR><TH>GL_COLOR_WRITEMASK</TH><TD>Gets the setting that indicates whether color buffer access is enabled.</TD></TR><TR><TH>GL_DEPTH_WRITEMASK</TH><TD>Gets the setting that indicates whether depth buffer access is enabled.</TD></TR><TR><TH>GL_SHADER_COMPILER</TH><TD>Always gets <code>GL_FALSE</code>.</TD></TR><TR><TH>GL_COLOR_LOGIC_OP</TH><TD>Gets a value that indicates whether logical operations are enabled for pixels.</TD></TR><TR><TH>GL_BLEND</TH><TD>Gets a value that indicates whether blend features are enabled.</TD></TR><TR><TH>GL_DEPTH_TEST</TH><TD>Gets a value that indicates whether depth tests are enabled.</TD></TR><TR><TH>GL_STENCIL_TEST</TH><TD>Gets a value that indicates whether stencil tests are enabled.</TD></TR><TR><TH>GL_POLYGON_OFFSET_FILL</TH><TD>Gets a value that indicates whether polygon offsets are enabled.</TD></TR><TR><TH>GL_CULL_FACE</TH><TD>Gets a value that indicates whether culling is enabled.</TD></TR></TABLE><!-- source                     pnameにはGL_COLOR_WRITEMASK、GL_DEPTH_WRITEMASK、GL_SHADER_COMPILER、 GL_COLOR_LOGIC_OP、GL_BLEND、GL_DEPTH_TEST、GL_STENCIL_TEST、GL_SCISSOR_TEST、GL_POLYGON_OFFSET_FILL、GL_CULL_FACEが指定できます。                                       GL_COLOR_WRITEMASKはカラーバッファのアクセス有効・無効の設定を取得します。 GL_DEPTH_WRITEMASKはデプスバッファのアクセス有効・無効の設定を取得します。 GL_SHADER_COMPILERは常にGL_FALSEを取得します。 GL_COLOR_LOGIC_OPはピクセルの論理演算の有効・無効を取得します。 GL_BLENDはブレンド機能の有効・無効を取得します。 GL_DEPTH_TESTはデプステストの有効・無効を取得します。 GL_STENCIL_TESTはステンシルテストの有効・無効を取得します。 GL_POLYGON_OFFSET_FILLはポリゴンオフセットの有効・無効を取得します。 GL_CULL_FACEはカリングの有効・無効を取得します。                 --></P><P>
48You can also specify any setting that can be obtained by <code>glGetIntegerv</code> or <code>glGetFloatv</code>, but you will get <code>GL_FALSE</code> for any setting that has a value of 0 and <code>GL_TRUE</code> for any setting that has a nonzero value.
49            </P><P>
50This function generates the following errors.
51<TABLE><TR><TH>GL_INVALID_ENUM</TH><TD>The <span class="argument">pname</span> argument was set to an invalid value.</TD></TR></TABLE><!-- source                      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>
52<h2>Revision History</h2>
53    <div class="section">
54      <dl class="history">
55        <dt>2010/01/07</dt>
56<dd>Initial version.<br />
57        </dd>
58      </dl>
59    </div>
60  <hr><p>CONFIDENTIAL</p></body>
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