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14<h1 align="left">AXSetVoiceBiquadCoefs</h1>
15
16<h2>C Specification</h2>
17
18<BLOCKQUOTE>
19<pre><code>#include &lt;revolution.h&gt;
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21void AXSetVoiceBiquadCoefs(AXVPB *pvpb, u16 b0, u16 b1, u16 b2, u16 a1, u16 a2);</CODE></pre>
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24<h2>Arguments</h2>
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26<TABLE border="1" cellpadding="3" cellspacing="0.1">
27  <tr>
28<TD width="120" valign="top" bgcolor="#ffffe8"><em><strong><font face="Courier New">AXVPB *pvpb</font></strong></em></TD>
29<TD width="520">Pointer to the specified voice.</TD>
30    </tr>
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32      <TD width="120" valign="top" bgcolor="#ffffe8"><em><strong><font face="Courier New">u16 b0~a2</font></strong></em>
33      </TD>
34      <TD width="520">Filter coefficients (fixed-point values; 2-bit integer part and 14-bit fraction part).
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38
39<h2>Return Values</h2>
40
41<p>None.</p>
42
43<h2>Description</h2>
44
45<p>The <code>AXSetVoiceBiquadCoefs</code> function sets new filter coefficients when Biquad filters are enabled. This function also asserts the  synchronization flag corresponding to <code>axvpb.sync</code>.</p>
46
47<p>To learn about the filter coefficients, see the <code>axvpb.pb.biquad</code> page.</p>
48
49<P>To enable/disable Biquad filters, use the <code>AXSetVoiceBiquad</code> function.</P>
50
51<h2>See Also</h2>
52
53<p>
54<font face="Courier New"><a href="../Parameter_Blocks/AXPBBIQUAD_biquad.html">axvpb.pb.biquad</a><br> <a href="AXSetVoiceBiquad.html">AXSetVoiceBiquad</a><br></font>
55</p>
56
57<h2>Revision History</h2>
58
59<P>
602006/11/14 Initial version.
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63<P>CONFIDENTIAL</p>
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