d>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>control</b></td><td>
<p>An intermediate control point between the last position and the new target in &lsquo;to&rsquo;.</p>
</td></tr>
<tr valign=top><td><b>to</b></td><td>
<p>A pointer to the target end point of the conic arc.</p>
</td></tr>
<tr valign=top><td><b>user</b></td><td>
<p>A typeless pointer which is passed from the caller of the decomposition function.</p>
</td></tr>
</table>
</td></tr></table>
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