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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