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Diffstat (limited to 'src/glu/mesa/tess.h')
-rw-r--r-- | src/glu/mesa/tess.h | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/src/glu/mesa/tess.h b/src/glu/mesa/tess.h deleted file mode 100644 index 4e51ddd..0000000 --- a/src/glu/mesa/tess.h +++ /dev/null @@ -1,107 +0,0 @@ - -/* - * Mesa 3-D graphics library - * Version: 3.3 - * Copyright (C) 1995-2000 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - - -/* - * This file is part of the polygon tesselation code contributed by - * Bogdan Sikorski - */ - - -#ifndef TESS_H -#define TESS_H - - -#include "gluP.h" - -#define EPSILON 1e-06 /* epsilon for double precision compares */ - -typedef enum -{ - OXY, - OYZ, - OXZ -} -projection_type; - -typedef struct callbacks_str -{ - void (GLCALLBACK * begin) (GLenum mode); - void (GLCALLBACK * edgeFlag) (GLboolean flag); - void (GLCALLBACK * vertex) (GLvoid * v); - void (GLCALLBACK * end) (void); - void (GLCALLBACK * error) (GLenum err); -} -tess_callbacks; - -typedef struct vertex_str -{ - void *data; - GLdouble location[3]; - GLdouble x, y; - GLboolean edge_flag; - struct vertex_str *shadow_vertex; - struct vertex_str *next, *previous; -} -tess_vertex; - -typedef struct contour_str -{ - GLenum type; - GLuint vertex_cnt; - GLdouble area; - GLenum orientation; - struct vertex_str *vertices, *last_vertex; - struct contour_str *next, *previous; -} -tess_contour; - -typedef struct polygon_str -{ - GLuint vertex_cnt; - GLdouble A, B, C, D; - GLdouble area; - GLenum orientation; - struct vertex_str *vertices, *last_vertex; -} -tess_polygon; - -struct GLUtesselator -{ - tess_contour *contours, *last_contour; - GLuint contour_cnt; - tess_callbacks callbacks; - tess_polygon *current_polygon; - GLenum error; - GLdouble A, B, C, D; - projection_type projection; -}; - - -extern void tess_call_user_error(GLUtriangulatorObj *, GLenum); -extern void tess_test_polygon(GLUtriangulatorObj *); -extern void tess_find_contour_hierarchies(GLUtriangulatorObj *); -extern void tess_handle_holes(GLUtriangulatorObj *); -extern void tess_tesselate(GLUtriangulatorObj *); -extern void tess_tesselate_with_edge_flag(GLUtriangulatorObj *); - - -#endif |