#ifndef __tesselator_h_ #define __tesselator_h_ /* ** Copyright 1994, Silicon Graphics, Inc. ** All Rights Reserved. ** ** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.; ** the contents of this file may not be disclosed to third parties, copied or ** duplicated in any form, in whole or in part, without the prior written ** permission of Silicon Graphics, Inc. ** ** RESTRICTED RIGHTS LEGEND: ** Use, duplication or disclosure by the Government is subject to restrictions ** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data ** and Computer Software clause at DFARS 252.227-7013, and/or in similar or ** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished - ** rights reserved under the Copyright Laws of the United States. ** ** Author: Eric Veach, July 1994. */ /* General polygon tesselation. * * Tesselates polygons consisting of one or more contours, which can * be concave, self-intersecting, or degenerate. */ #include #ifdef NT #include #include #include #else #include "GL/gl.h" #endif /* GLU_TESS_MAX_COORD must be small enough that we can multiply * and add coordinates without overflow. */ #ifdef GLU_TESS_API_FLOAT typedef float GLUcoord; #define GLU_TESS_MAX_COORD 1.0e18 #define GLU_TESS_DEFAULT_TOLERANCE 0.0 #else typedef GLdouble GLUcoord; #define GLU_TESS_MAX_COORD 1.0e150 #define GLU_TESS_DEFAULT_TOLERANCE 0.0 #endif // mesh stuff that is not included in glu.h: typedef struct GLUmesh GLUmesh; // void gluTessDeleteMesh( GLUmesh *mesh ); // #define GLU_TESS_MESH 100106 /* void (*)(GLUmesh *mesh) */ #endif