mirror of https://github.com/CGAL/cgal
95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
// Copyright (c) 2008 INRIA Sophia-Antipolis (France), ETHZ (Suisse).
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// Copyrigth (c) 2009 GeometryFactory (France)
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you may redistribute it under
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// the terms of the Q Public License version 1.0.
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// See the file LICENSE.QPL distributed with CGAL.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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//
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// Author(s) : Camille Wormser, Jane Tournois, Pierre Alliez
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#ifndef CGAL_AABB_DRAWING_TRAITS_H
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#define CGAL_AABB_DRAWING_TRAITS_H
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#include <CGAL/Bbox_3.h>
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namespace CGAL {
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namespace AABB {
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template<typename Primitive, typename Node>
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struct Drawing_traits
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{
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typedef CGAL::Bbox_3 Bbox;
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bool go_further() { return true; }
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bool intersection(const int&, const Primitive&)
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{
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// gl_draw(m_psc.compute_bbox(i));
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return true;
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}
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bool do_intersect(const int&, // unused
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const Node& node)
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{
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gl_draw(node.bounding_box());
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return true;
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}
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// draw bbox
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static void gl_draw(const Bbox& bb)
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{
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::glBegin(GL_LINES);
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gl_draw_edge(bb.xmin(), bb.ymin(), bb.zmin(),
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bb.xmax(), bb.ymin(), bb.zmin());
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gl_draw_edge(bb.xmin(), bb.ymin(), bb.zmin(),
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bb.xmin(), bb.ymax(), bb.zmin());
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gl_draw_edge(bb.xmin(), bb.ymin(), bb.zmin(),
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bb.xmin(), bb.ymin(), bb.zmax());
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gl_draw_edge(bb.xmax(), bb.ymin(), bb.zmin(),
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bb.xmax(), bb.ymax(), bb.zmin());
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gl_draw_edge(bb.xmax(), bb.ymin(), bb.zmin(),
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bb.xmax(), bb.ymin(), bb.zmax());
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gl_draw_edge(bb.xmin(), bb.ymax(), bb.zmin(),
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bb.xmax(), bb.ymax(), bb.zmin());
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gl_draw_edge(bb.xmin(), bb.ymax(), bb.zmin(),
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bb.xmin(), bb.ymax(), bb.zmax());
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gl_draw_edge(bb.xmin(), bb.ymin(), bb.zmax(),
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bb.xmax(), bb.ymin(), bb.zmax());
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gl_draw_edge(bb.xmin(), bb.ymin(), bb.zmax(),
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bb.xmin(), bb.ymax(), bb.zmax());
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gl_draw_edge(bb.xmax(), bb.ymax(), bb.zmax(),
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bb.xmin(), bb.ymax(), bb.zmax());
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gl_draw_edge(bb.xmax(), bb.ymax(), bb.zmax(),
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bb.xmax(), bb.ymin(), bb.zmax());
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gl_draw_edge(bb.xmax(), bb.ymax(), bb.zmax(),
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bb.xmax(), bb.ymax(), bb.zmin());
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::glEnd();
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}
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static void gl_draw_edge(double px, double py, double pz,
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double qx, double qy, double qz)
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{
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::glVertex3d(px,py,pz);
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::glVertex3d(qx,qy,qz);
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}
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}; // Drawing_traits
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} // end namespace AABB_tree
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} // end namespace CGAL
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#endif // CGAL_AABB_DRAWING_TRAITS_H
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