1 /* 2 * Copyright 2010, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 // This header is a skeleton substitute for GL/glu.h which contains 33 // only the definitions, constants and function declarations necessary 34 // to compile the GLU tessellator. 35 36 #ifndef SK_GLU_H_ 37 #define SK_GLU_H_ 38 39 #include "gluos.h" 40 41 /* Primitives */ 42 #define GL_LINE_LOOP 0x0002 43 #define GL_TRIANGLES 0x0004 44 #define GL_TRIANGLE_STRIP 0x0005 45 #define GL_TRIANGLE_FAN 0x0006 46 47 /* ErrorCode */ 48 #define GLU_INVALID_ENUM 100900 49 #define GLU_INVALID_VALUE 100901 50 #define GLU_OUT_OF_MEMORY 100902 51 52 /* TessCallback */ 53 #define GLU_TESS_BEGIN 100100 54 #define GLU_BEGIN 100100 55 #define GLU_TESS_VERTEX 100101 56 #define GLU_VERTEX 100101 57 #define GLU_TESS_END 100102 58 #define GLU_END 100102 59 #define GLU_TESS_ERROR 100103 60 #define GLU_TESS_EDGE_FLAG 100104 61 #define GLU_EDGE_FLAG 100104 62 #define GLU_TESS_COMBINE 100105 63 #define GLU_TESS_BEGIN_DATA 100106 64 #define GLU_TESS_VERTEX_DATA 100107 65 #define GLU_TESS_END_DATA 100108 66 #define GLU_TESS_ERROR_DATA 100109 67 #define GLU_TESS_EDGE_FLAG_DATA 100110 68 #define GLU_TESS_COMBINE_DATA 100111 69 70 /* TessContour */ 71 #define GLU_CW 100120 72 #define GLU_CCW 100121 73 #define GLU_INTERIOR 100122 74 #define GLU_EXTERIOR 100123 75 #define GLU_UNKNOWN 100124 76 77 /* TessProperty */ 78 #define GLU_TESS_WINDING_RULE 100140 79 #define GLU_TESS_BOUNDARY_ONLY 100141 80 #define GLU_TESS_TOLERANCE 100142 81 82 /* TessError */ 83 #define GLU_TESS_ERROR1 100151 84 #define GLU_TESS_ERROR2 100152 85 #define GLU_TESS_ERROR3 100153 86 #define GLU_TESS_ERROR4 100154 87 #define GLU_TESS_ERROR5 100155 88 #define GLU_TESS_ERROR6 100156 89 #define GLU_TESS_ERROR7 100157 90 #define GLU_TESS_ERROR8 100158 91 #define GLU_TESS_MISSING_BEGIN_POLYGON 100151 92 #define GLU_TESS_MISSING_BEGIN_CONTOUR 100152 93 #define GLU_TESS_MISSING_END_POLYGON 100153 94 #define GLU_TESS_MISSING_END_CONTOUR 100154 95 #define GLU_TESS_COORD_TOO_LARGE 100155 96 #define GLU_TESS_NEED_COMBINE_CALLBACK 100156 97 98 /* TessWinding */ 99 #define GLU_TESS_WINDING_ODD 100130 100 #define GLU_TESS_WINDING_NONZERO 100131 101 #define GLU_TESS_WINDING_POSITIVE 100132 102 #define GLU_TESS_WINDING_NEGATIVE 100133 103 #define GLU_TESS_WINDING_ABS_GEQ_TWO 100134 104 105 #define GLU_TESS_MAX_COORD 1.0e150 106 107 typedef struct GLUtesselator GLUtesselator; 108 109 #ifdef __cplusplus 110 extern "C" { 111 #endif 112 113 extern GLUtesselator * GLAPIENTRY Sk_gluNewTess(void); 114 extern void GLAPIENTRY Sk_gluDeleteTess(GLUtesselator *tess); 115 extern void GLAPIENTRY Sk_gluTessProperty(GLUtesselator *tess, 116 GLenum which, 117 GLdouble value); 118 extern void GLAPIENTRY Sk_gluGetTessProperty(GLUtesselator *tess, 119 GLenum which, 120 GLdouble *value); 121 extern void GLAPIENTRY Sk_gluTessNormal(GLUtesselator *tess, 122 GLdouble x, 123 GLdouble y, 124 GLdouble z); 125 extern void GLAPIENTRY Sk_gluTessCallback(GLUtesselator *tess, 126 GLenum which, 127 void (GLAPIENTRY *fn)()); 128 extern void GLAPIENTRY Sk_gluTessVertex(GLUtesselator *tess, 129 GLdouble coords[3], 130 void *data); 131 extern void GLAPIENTRY Sk_gluTessBeginPolygon(GLUtesselator *tess, 132 void *data); 133 extern void GLAPIENTRY Sk_gluTessBeginContour(GLUtesselator *tess); 134 extern void GLAPIENTRY Sk_gluTessEndContour(GLUtesselator *tess); 135 extern void GLAPIENTRY Sk_gluTessEndPolygon(GLUtesselator *tess); 136 137 #ifdef __cplusplus 138 } 139 #endif 140 141 #endif // SK_GLU_H_ 142