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extremetuxracer  0.5beta
hier_util.h
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00001 /* 
00002  * PPRacer 
00003  * Copyright (C) 2004-2005 Volker Stroebel <volker@planetpenguin.de>
00004  *
00005  * Copyright (C) 1999-2001 Jasmin F. Patry
00006  * 
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  * 
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00020  */
00021 
00022 #ifndef _HIER_UTIL_H
00023 #define _HIER_UTIL_H
00024 
00025 #include "pp_types.h"
00026 
00027 #include "ppgltk/alg/poly.h"
00028 
00029 void draw_sphere( int num_divisions );
00030 
00031 void traverse_dag( scene_node_t *node, material_t *mat );
00032 
00033 pp::Vec3d make_normal( pp::Polygon p, pp::Vec3d *v );
00034 
00035 bool intersect_polygon( pp::Polygon p, pp::Vec3d *v );
00036 
00037 bool intersect_polyhedron( pp::Polyhedron p );
00038 
00039 pp::Polyhedron copy_polyhedron( pp::Polyhedron ph );
00040 
00041 void free_polyhedron( pp::Polyhedron ph ) ;
00042 
00043 void trans_polyhedron( pp::Matrix mat, pp::Polyhedron ph );
00044 
00045 bool  check_polyhedron_collision_with_dag( 
00046     scene_node_t *node, pp::Matrix modelMatrix, pp::Matrix invModelMatrix,
00047     pp::Polyhedron ph );
00048 
00049 #endif