normal.h

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/*
 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
 *
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 * Software is furnished to do so, subject to the following conditions:
 *
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 * http://oss.sgi.com/projects/FreeB/
 * shall be included in all copies or substantial portions of the Software.
 *
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/*
** Author: Eric Veach, July 1994.
**
*/
 
#ifndef __normal_h_
#define __normal_h_
 
#include "tess.h"
 
/* __gl_projectPolygon( tess ) determines the polygon normal
 * and project vertices onto the plane of the polygon.
 */
void __gl_projectPolygon( GLUtesselator *tess );
 
#endif