1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2<html xml:lang="en-US" lang="en-US" xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <meta http-equiv="Content-Style-Type" content="text/css" /> 6 <link rel="stylesheet" href="../../../../css/manpage.css" type="text/css" /> 7<title>SetSourceAlpha</title> 8 </head> 9 <body> 10<h1><CODE><a href="../../../../nn/Overview.html">nn</a>::<a href="../../../../nn/gd/Overview.html">gd</a>::<a href="../../../../nn/gd/CTR/Overview.html">CTR</a>::<a href="../../../../nn/gd/CTR/CombinerDescription/Overview.html">CombinerDescription</a>::SetSourceAlpha</CODE> Member Function</h1> 11<h2>Syntax</h2> 12 <div class="section"> 13 <pre class="definition"> 14void SetSourceAlpha( 15 <a href="../../../../nn/gd/CTR/CombinerStage/UnitId.html">CombinerStage::UnitId</a> unit, 16 <a href="../../../../nn/gd/CTR/CombinerStage/Source.html">CombinerStage::Source</a> sourceA1, 17 <a href="../../../../nn/gd/CTR/CombinerStage/Source.html">CombinerStage::Source</a> sourceA2, 18 <a href="../../../../nn/gd/CTR/CombinerStage/Source.html">CombinerStage::Source</a> sourceA3 19); 20</pre> 21 </div> 22<h2>Parameters</h2> 23 <div class="section"> 24 <table class="arguments"> 25 <thead> 26 <tr> 27 <td width="15" /> 28<th>Name</th> 29<td>Description</td> 30 </tr> 31 </thead> 32 <tr> 33<td>in</td> 34<th>unit</th> 35<td>Specifies which texture combiner unit to use.</td> 36 </tr> 37 <tr> 38<td>in</td> 39<th>sourceA1</th> 40<td>Specifies input source <CODE>1</CODE>.</td> 41 </tr> 42 <tr> 43<td>in</td> 44<th>sourceA2</th> 45<td>Specifies input source <CODE>2</CODE>.</td> 46 </tr> 47 <tr> 48<td>in</td> 49<th>sourceA3</th> 50<td>Specifies input source <CODE>3</CODE>.</td> 51 </tr> </table> 52 </div> 53<h2>Return Values</h2> 54 <div class="section"> 55None. 56 </div> 57<h2>Description</h2> 58 <div class="section"> 59<p>Sets the input values for the alpha of the three texture combiner sources.</p><p>The default value for texture combiner unit <CODE>0</CODE> is <CODE>SOURCE_CONSTANT</CODE>. The default value for the other units is <CODE>SOURCE_PREVIOUS</CODE>.</p><!-- write here --></div> 60<h2>Revision History</h2> 61 <div class="section"> 62 <dl class="history"> 63 <dt>2011/02/17</dt> 64<dd>Initial version.<br /> 65 </dd> 66 </dl> 67 </div> 68 <hr><p>CONFIDENTIAL</p></body> 69</html> 70