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14<h1 align="left">GXReadDrawSync</h1>
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16
17<h2>C Specification</h2>
18
19<dl>
20<dd><PRE><CODE>#include &lt;revolution/gx.h&gt;</CODE></PRE>
21  </dd>
22<dd><pre><CODE>u16 GXReadDrawSync( void );</CODE></pre>
23  </dd>
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26<h2>Arguments</h2>
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28<p>None.</p>
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30<h2>Return Values</h2>
31
32<P>The value of the token register, u16.</P>
33<H2>Description</H2>
34<P>This function returns the value of the <code>token</code> register, which is written using the <a href="GXSetDrawSync.html"><code>GXSetDrawSync</code></a> function.&nbsp;This allows the application to monitor the completion of graphics rendering tasks.&nbsp;This function is non-blocking.<br></P>
35<P><br> You can also be notified when the token register is written using <code><a href="GXSetDrawSyncCallback.html">GXSetDrawSyncCallback</a></code>.</P>
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37
38<P>This function returns the latest token value set by <a href="GXSetDrawSync.html">GXSetDrawSync</a>.</P>
39<h2>See Also</h2>
40
41<p><a href="GXSetDrawSync.html"><CODE>GXSetDrawSync</CODE></a></p>
42<H2>Revision History</H2>
43<P>03/01/2006 Initial version.</P>
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