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** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;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 Unpublished -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