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7<title>glGetError</title>
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10<h1>glGetError Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14GL_APICALL GLenum GL_APIENTRY glGetError(
15     void
16);
17</pre>
18    </div>
19<h2>Parameters</h2>
20    <div class="section">
21<p>None.</p>
22    </div>
23<h2>Return Values</h2>
24<div class="section">Error number. </div>
25<h2>Description</h2>
26    <div class="section">
27<p>Gets the error number.</p><P><UL><LI>A value of <code>GL_NO_ERROR</code> indicates that no errors have occurred.</LI><LI>A value of <code>GL_INVALID_ENUM</code> indicates that an error has occurred because an invalid <code>GLenum</code>-type argument was specified.</LI><LI>A value of <code>GL_INVALID_VALUE</code> indicates that an error has occurred because an out-of-range number was specified as an argument.</LI><LI>A value of <code>GL_INVALID_OPERATION</code> indicates that an error has occurred because of an invalid operation.</LI><LI>A value of <code>GL_INVALID_FRAMEBUFFER_OPERATION</code> indicates that an error has occurred because of an attempt to render to or read from an incorrectly configured framebuffer.</LI><LI>A value of <code>GL_OUT_OF_MEMORY</code> indicates that an error has occurred because memory allocation failed.</LI><LI>A value of <CODE>GL_ERROR_COMMANDBUFFER_FULL_DMP</CODE> indicates that an error has occurred because of an overflow in the current command buffer.</LI><LI>A value of <CODE>GL_ERROR_COMMANDREQUEST_FULL_DMP</CODE> indicates that an error has occurred because of an overflow of command requests accumulated in the current command list.</LI></UL></P><P>
28After an error occurs, its number is not overwritten by any other new errors until <code>glGetError</code> is called. Calling this function clears the error number.
29            </P></div>
30<h2>Revision History</h2>
31    <div class="section">
32      <dl class="history">
33        <dt>2010/10/21</dt>
34<dd>Added information on <CODE>GL_ERROR_COMMANDREQUEST_FULL_DMP</CODE>.<br />
35        </dd>
36        <dt>2010/06/09</dt>
37<dd>Added information on <CODE>GL_ERROR_COMMANDBUFFER_FULL_DMP</CODE>.<br />
38        </dd>
39        <dt>2010/01/07</dt>
40<dd>Initial version.<br />
41        </dd>
42      </dl>
43    </div>
44  <hr><p>CONFIDENTIAL</p></body>
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