mirror of https://github.com/CGAL/cgal
Split test_meshing into 3 files (less compilation memory consumption).\nDo not exude to verify mesher idempotence.
This commit is contained in:
Stéphane Tayeb
parent
bad136d454
commit
772f0ecd6b
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@ -977,12 +977,15 @@ print_stats(const double sliver_bound) const
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}
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}
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double min_angle_before = min_angle;
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double min_angle_before = min_angle;
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min_angle = (std::min)(minimum_dihedral_angle(tr_.tetrahedron(cit)), min_angle);
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min_angle = (std::min)(CGAL::to_double(minimum_dihedral_angle(tr_.tetrahedron(cit))),
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min_angle);
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if ( min_angle < min_angle_before )
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if ( min_angle < min_angle_before )
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min_cell_handle_angle = cit;
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min_cell_handle_angle = cit;
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double min_ratio_before = min_ratio;
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double min_ratio_before = min_ratio;
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min_ratio = (std::min)(radius_ratio(tr_.tetrahedron(cit)), min_ratio);
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min_ratio = (std::min)(CGAL::to_double(radius_ratio(tr_.tetrahedron(cit))),
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min_ratio);
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if ( min_ratio < min_ratio_before )
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if ( min_ratio < min_ratio_before )
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min_cell_handle = cit;
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min_cell_handle = cit;
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}
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}
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@ -35,7 +35,8 @@ namespace CGAL {
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*/
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*/
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template<class C3T3, class MeshDomain, class MeshCriteria>
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template<class C3T3, class MeshDomain, class MeshCriteria>
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C3T3 make_mesh_3(const MeshDomain& domain,
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C3T3 make_mesh_3(const MeshDomain& domain,
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const MeshCriteria& criteria)
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const MeshCriteria& criteria,
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bool exude = true)
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{
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{
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typedef typename MeshDomain::Point_3 Point_3;
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typedef typename MeshDomain::Point_3 Point_3;
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typedef typename MeshDomain::Index Index;
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typedef typename MeshDomain::Index Index;
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@ -59,7 +60,7 @@ C3T3 make_mesh_3(const MeshDomain& domain,
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}
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}
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// Build mesher and launch refinement process
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// Build mesher and launch refinement process
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refine_mesh_3(c3t3, domain, criteria);
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refine_mesh_3(c3t3, domain, criteria, exude);
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return c3t3;
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return c3t3;
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};
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};
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@ -35,7 +35,8 @@ namespace CGAL {
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template<class C3T3, class MeshDomain, class MeshCriteria>
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template<class C3T3, class MeshDomain, class MeshCriteria>
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void refine_mesh_3(C3T3& c3t3,
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void refine_mesh_3(C3T3& c3t3,
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const MeshDomain& domain,
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const MeshDomain& domain,
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const MeshCriteria& criteria)
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const MeshCriteria& criteria,
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bool exude = true)
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{
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{
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typedef Mesh_3::Mesher_3<C3T3, MeshCriteria, MeshDomain> Mesher;
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typedef Mesh_3::Mesher_3<C3T3, MeshCriteria, MeshDomain> Mesher;
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typedef typename C3T3::Triangulation::Geom_traits Gt;
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typedef typename C3T3::Triangulation::Geom_traits Gt;
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@ -48,17 +49,20 @@ void refine_mesh_3(C3T3& c3t3,
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mesher.refine_mesh();
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mesher.refine_mesh();
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// Exudation
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// Exudation
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Exuder exuder(c3t3);
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if ( exude )
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{
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Exuder exuder(c3t3);
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#ifdef CGAL_MESH_3_VERBOSE
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#ifdef CGAL_MESH_3_VERBOSE
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exuder.print_stats(10);
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exuder.print_stats(10);
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#endif // CGAL_MESH_3_VERBOSE
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#endif // CGAL_MESH_3_VERBOSE
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exuder.pump_vertices();
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exuder.pump_vertices();
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#ifdef CGAL_MESH_3_VERBOSE
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#ifdef CGAL_MESH_3_VERBOSE
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exuder.print_stats(10);
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exuder.print_stats(10);
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#endif // CGAL_MESH_3_VERBOSE
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#endif // CGAL_MESH_3_VERBOSE
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}
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};
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};
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@ -23,7 +23,9 @@ if ( CGAL_FOUND )
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include( CGAL_CreateSingleSourceCGALProgram )
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include( CGAL_CreateSingleSourceCGALProgram )
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# Test
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# Test
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create_single_source_cgal_program("test_meshing.cpp")
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create_single_source_cgal_program("test_meshing_polyhedron.cpp")
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create_single_source_cgal_program("test_meshing_3D_image.cpp")
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create_single_source_cgal_program("test_meshing_implicit_function.cpp")
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create_single_source_cgal_program("test_c3t3.cpp")
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create_single_source_cgal_program("test_c3t3.cpp")
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create_single_source_cgal_program("test_criteria.cpp")
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create_single_source_cgal_program("test_criteria.cpp")
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create_single_source_cgal_program("test_robust_weighted_circumcenter.cpp")
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create_single_source_cgal_program("test_robust_weighted_circumcenter.cpp")
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@ -1,319 +0,0 @@
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// Copyright (c) 2009 INRIA Sophia-Antipolis (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) : Stephane Tayeb
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//
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//******************************************************************************
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// File Description : Tests meshing.
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//
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//******************************************************************************
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//#define CGAL_MESHER_3_SCAN_VERBOSE
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//#define CGAL_MESH_3_DEBUG_CELL_CRITERIA
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//#define CGAL_SURFACE_MESHER_DEBUG_CRITERIA
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//#define CGAL_MESH_3_VERBOSE
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//#define CGAL_MESH_3_DEBUG_FACET_CRITERIA
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#include <CGAL/Bbox_3.h>
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#include <CGAL/AABB_intersections.h>
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#include <CGAL/Cartesian.h>
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#include <CGAL/Simple_cartesian.h>
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#include "test_utilities.h"
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#include <CGAL/Mesh_criteria_3.h>
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#include <CGAL/Implicit_mesh_domain_3.h>
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#include <CGAL/Polyhedral_mesh_domain_3.h>
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#include <CGAL/Labeled_image_mesh_domain_3.h>
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#include <CGAL/make_mesh_3.h>
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#include <CGAL/refine_mesh_3.h>
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#include <CGAL/Image_3.h>
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#include <vector>
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// IO
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#include <fstream>
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#include <iostream>
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#include <CGAL/IO/Polyhedron_iostream.h>
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#include <CGAL/IO/File_medit.h>
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#include <CGAL/Aff_transformation_3.h>
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#include <CGAL/aff_transformation_tags.h>
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template <typename K>
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struct Tester
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{
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void polyhedron() const
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{
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typedef CGAL::Polyhedron_3<K> Polyhedron;
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typedef CGAL::Polyhedral_mesh_domain_3<Polyhedron, K> Mesh_domain;
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typedef typename CGAL::Mesh_triangulation_3<Mesh_domain>::type Tr;
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typedef CGAL::Mesh_complex_3_in_triangulation_3<Tr> C3t3;
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typedef CGAL::Mesh_criteria_3<Tr> Mesh_criteria;
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typedef typename Mesh_criteria::Facet_criteria Facet_criteria;
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typedef typename Mesh_criteria::Cell_criteria Cell_criteria;
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typedef typename Mesh_domain::Surface_index Surface_index;
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//-------------------------------------------------------
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// Data generation
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//-------------------------------------------------------
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Polyhedron polyhedron;
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std::ifstream input("data/cube.off");
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input >> polyhedron;
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input.close();
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Mesh_domain domain(polyhedron);
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// Set mesh criteria
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Facet_criteria facet_criteria(25, 0.8, 1);
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Cell_criteria cell_criteria(5, 1.2);
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Mesh_criteria criteria(facet_criteria, cell_criteria);
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// Mesh generation
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C3t3 c3t3;
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c3t3.insert_surface_points(polyhedron.points_begin(),
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polyhedron.points_end(),
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domain.index_from_surface_index(Surface_index(0,1)));
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CGAL::refine_mesh_3(c3t3, domain, criteria);
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// Verify
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verify(c3t3,domain,criteria,26,26,48,48);
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}
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typedef typename K::Point_3 Point;
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typedef typename K::FT FT;
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static FT sphere_function (const Point& p)
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{
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const FT x2=p.x()*p.x(), y2=p.y()*p.y(), z2=p.z()*p.z();
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return x2+y2+z2-1;
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}
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void implicit() const
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{
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typedef FT (Function)(const Point&);
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typedef CGAL::Implicit_mesh_domain_3<Function, K> Mesh_domain;
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typedef typename CGAL::Mesh_triangulation_3<Mesh_domain>::type Tr;
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typedef CGAL::Mesh_complex_3_in_triangulation_3<Tr> C3t3;
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typedef CGAL::Mesh_criteria_3<Tr> Mesh_criteria;
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typedef typename Mesh_criteria::Facet_criteria Facet_criteria;
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typedef typename Mesh_criteria::Cell_criteria Cell_criteria;
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typedef typename K::Sphere_3 Sphere_3;
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typedef typename Mesh_domain::Surface_index Surface_index;
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//-------------------------------------------------------
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// Data generation
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//-------------------------------------------------------
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Mesh_domain domain(Tester<K>::sphere_function, Sphere_3(CGAL::ORIGIN,2.));
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// Set mesh criteria
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Facet_criteria facet_criteria(0, 0, 0.3);
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Cell_criteria cell_criteria(0, 0.5);
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Mesh_criteria criteria(facet_criteria, cell_criteria);
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std::vector<Point> initial_points;
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initial_points.push_back(Point(1,0,0));
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initial_points.push_back(Point(0,1,0));
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initial_points.push_back(Point(0,0,1));
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initial_points.push_back(Point(-1,0,0));
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initial_points.push_back(Point(0,-1,0));
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initial_points.push_back(Point(0,0,-1));
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// Mesh generation
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C3t3 c3t3;
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c3t3.insert_surface_points(initial_points.begin(),
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initial_points.end(),
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domain.index_from_surface_index(Surface_index(0,1)));
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CGAL::refine_mesh_3(c3t3, domain, criteria);
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// Verify
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verify(c3t3,domain,criteria,50,58,80,90);
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}
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void image() const
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{
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typedef CGAL::Image_3 Image;
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typedef CGAL::Labeled_image_mesh_domain_3<Image, K> Mesh_domain;
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typedef typename CGAL::Mesh_triangulation_3<Mesh_domain>::type Tr;
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typedef CGAL::Mesh_complex_3_in_triangulation_3<Tr> C3t3;
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typedef CGAL::Mesh_criteria_3<Tr> Mesh_criteria;
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typedef typename Mesh_criteria::Facet_criteria Facet_criteria;
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typedef typename Mesh_criteria::Cell_criteria Cell_criteria;
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typedef typename Mesh_domain::Surface_index Surface_index;
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//-------------------------------------------------------
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// Data generation
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//-------------------------------------------------------
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Image image;
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image.read("data/liver_kidney_gallbladder.inr");
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Mesh_domain domain(image,1e-9);
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// Set mesh criteria
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Facet_criteria facet_criteria(25, 20*image.vx(), 5*image.vx());
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Cell_criteria cell_criteria(4, 25*image.vx());
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Mesh_criteria criteria(facet_criteria, cell_criteria);
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// Mesh generation
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C3t3 c3t3 = make_mesh_3<C3t3>(domain,criteria);
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// Verify
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verify(c3t3,domain,criteria);
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}
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template<typename C3t3, typename Domain, typename Criteria>
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void verify(C3t3& c3t3,
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const Domain& domain,
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const Criteria& criteria,
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const unsigned int min_vertices_expected = 0,
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const unsigned int max_vertices_expected = -1,
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const unsigned int min_facets_expected = 0,
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const unsigned int max_facets_expected = -1,
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const unsigned int min_cells_expected = 0,
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const unsigned int max_cells_expected = -1) const
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{
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typedef typename C3t3::size_type size_type;
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// Store mesh properties
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size_type v = c3t3.triangulation().number_of_vertices();
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size_type f = c3t3.number_of_facets();
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size_type c = c3t3.number_of_cells();
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// Verify
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verify_c3t3(c3t3,
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min_vertices_expected,
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max_vertices_expected,
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min_facets_expected,
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max_facets_expected,
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min_cells_expected,
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max_cells_expected);
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// Refine again and verify nothing changed
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std::cerr << "\tRefining again...\n";
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refine_mesh_3(c3t3,domain,criteria);
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verify_c3t3(c3t3,v,v,f,f,c,c);
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}
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template<typename C3t3>
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void verify_c3t3(const C3t3& c3t3,
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const unsigned int min_vertices_expected = 0,
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const unsigned int max_vertices_expected = -1,
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const unsigned int min_facets_expected = 0,
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const unsigned int max_facets_expected = -1,
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const unsigned int min_cells_expected = 0,
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const unsigned int max_cells_expected = -1) const
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{
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//-------------------------------------------------------
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// Verifications
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//-------------------------------------------------------
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std::cerr << "\t\tNumber of cells: " << c3t3.number_of_cells() << "\n";
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std::cerr << "\t\tNumber of facets: " << c3t3.number_of_facets() << "\n";
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std::cerr << "\t\tNumber of vertices: " << c3t3.number_of_vertices() << "\n";
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assert(min_vertices_expected <= c3t3.number_of_vertices());
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assert(max_vertices_expected >= c3t3.number_of_vertices());
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assert(min_facets_expected <= c3t3.number_of_facets());
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assert(max_facets_expected >= c3t3.number_of_facets());
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assert(min_cells_expected <= c3t3.number_of_cells());
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assert(max_cells_expected >= c3t3.number_of_cells());
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}
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};
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int main()
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{
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std::cerr << "TESTING WITH Exact_predicates_inexact_constructions_kernel...\n";
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Tester<K_e_i> test_epic;
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std::cerr << "Mesh generation from a polyhedron:\n";
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test_epic.polyhedron();
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std::cerr << "Mesh generation from an implicit function:\n";
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||||||
test_epic.implicit();
|
|
||||||
std::cerr << "Mesh generation from a 3D image:\n";
|
|
||||||
test_epic.image();
|
|
||||||
|
|
||||||
// std::cerr << "Test trilinear interpolation:\n";
|
|
||||||
// test_epic.test();
|
|
||||||
|
|
||||||
// std::cerr << "TESTING WITH Filtered_kernel<Simple_cartesian<float> > kernel...\n";
|
|
||||||
// Tester<Filtered_kernel<CGAL::Simple_cartesian<float> > > test_scf;
|
|
||||||
// std::cerr << "Mesh generation from a polyhedron:\n";
|
|
||||||
// test_scf.polyhedron();
|
|
||||||
// std::cerr << "Mesh generation from an implicit function:\n";
|
|
||||||
// test_scf.implicit();
|
|
||||||
//
|
|
||||||
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<float> > kernel...\n";
|
|
||||||
// Tester<Filtered_kernel<CGAL::Cartesian<float> > > test_cf;
|
|
||||||
// std::cerr << "Mesh generation from a polyhedron:\n";
|
|
||||||
// test_cf.polyhedron();
|
|
||||||
// std::cerr << "Mesh generation from an implicit function:\n";
|
|
||||||
// test_cf.implicit();
|
|
||||||
//
|
|
||||||
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<double> > kernel...\n";
|
|
||||||
// Tester<Filtered_kernel<CGAL::Cartesian<double> > > test_cd;
|
|
||||||
// std::cerr << "Mesh generation from a polyhedron:\n";
|
|
||||||
// test_cd.polyhedron();
|
|
||||||
// std::cerr << "Mesh generation from an implicit function:\n";
|
|
||||||
// test_cd.implicit();
|
|
||||||
|
|
||||||
// std::cerr << "\nTESTING WITH Exact_predicates_exact_constructions_kernel...\n";
|
|
||||||
// Tester<K_e_e> test_epec;
|
|
||||||
// std::cerr << "Mesh generation from a polyhedron:\n";
|
|
||||||
// test_epec.polyhedron();
|
|
||||||
// std::cerr << "Mesh generation from an implicit function:\n";
|
|
||||||
// test_epec.implicit();
|
|
||||||
// std::cerr << "Mesh generation from a 3D image:\n";
|
|
||||||
// test_epec.image();
|
|
||||||
|
|
||||||
};
|
|
||||||
|
|
||||||
|
|
||||||
// BBox test in AABB_tree...
|
|
||||||
//FT inv_dir_x(1e9);
|
|
||||||
//FT inv_dir_y(1e9);
|
|
||||||
//FT inv_dir_z(1e9);
|
|
||||||
//
|
|
||||||
//if ( 0 != direction.x() )
|
|
||||||
// inv_dir_x = (FT)1.0/direction.x();
|
|
||||||
//if ( 0 != direction.y() )
|
|
||||||
// inv_dir_y = (FT)1.0/direction.y();
|
|
||||||
//if ( 0 != direction.z() )
|
|
||||||
// inv_dir_y = (FT)1.0/direction.z();
|
|
||||||
//
|
|
||||||
//const Vector inv_direction(inv_dir_x, inv_dir_y, inv_dir_z);
|
|
||||||
|
|
@ -0,0 +1,120 @@
|
||||||
|
// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
|
||||||
|
// All rights reserved.
|
||||||
|
//
|
||||||
|
// This file is part of CGAL (www.cgal.org); you may redistribute it under
|
||||||
|
// the terms of the Q Public License version 1.0.
|
||||||
|
// See the file LICENSE.QPL distributed with CGAL.
|
||||||
|
//
|
||||||
|
// Licensees holding a valid commercial license may use this file in
|
||||||
|
// accordance with the commercial license agreement provided with the software.
|
||||||
|
//
|
||||||
|
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
||||||
|
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
//
|
||||||
|
// $URL$
|
||||||
|
// $Id$
|
||||||
|
//
|
||||||
|
//
|
||||||
|
// Author(s) : Stephane Tayeb
|
||||||
|
//
|
||||||
|
//******************************************************************************
|
||||||
|
// File Description :
|
||||||
|
//******************************************************************************
|
||||||
|
|
||||||
|
#define CGAL_MESH_3_VERBOSE
|
||||||
|
|
||||||
|
|
||||||
|
#include "test_meshing_utilities.h"
|
||||||
|
#include <CGAL/Image_3.h>
|
||||||
|
#include <CGAL/Labeled_image_mesh_domain_3.h>
|
||||||
|
|
||||||
|
template <typename K>
|
||||||
|
struct Image_tester : public Tester<K>
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
void image() const
|
||||||
|
{
|
||||||
|
typedef CGAL::Image_3 Image;
|
||||||
|
typedef CGAL::Labeled_image_mesh_domain_3<Image, K> Mesh_domain;
|
||||||
|
|
||||||
|
typedef typename CGAL::Mesh_triangulation_3<Mesh_domain>::type Tr;
|
||||||
|
typedef CGAL::Mesh_complex_3_in_triangulation_3<Tr> C3t3;
|
||||||
|
|
||||||
|
typedef CGAL::Mesh_criteria_3<Tr> Mesh_criteria;
|
||||||
|
typedef typename Mesh_criteria::Facet_criteria Facet_criteria;
|
||||||
|
typedef typename Mesh_criteria::Cell_criteria Cell_criteria;
|
||||||
|
|
||||||
|
typedef typename Mesh_domain::Surface_index Surface_index;
|
||||||
|
|
||||||
|
//-------------------------------------------------------
|
||||||
|
// Data generation
|
||||||
|
//-------------------------------------------------------
|
||||||
|
Image image;
|
||||||
|
image.read("data/liver_kidney_gallbladder.inr");
|
||||||
|
Mesh_domain domain(image,1e-9);
|
||||||
|
|
||||||
|
// Set mesh criteria
|
||||||
|
Facet_criteria facet_criteria(25, 20*image.vx(), 5*image.vx());
|
||||||
|
Cell_criteria cell_criteria(4, 25*image.vx());
|
||||||
|
Mesh_criteria criteria(facet_criteria, cell_criteria);
|
||||||
|
|
||||||
|
// Mesh generation
|
||||||
|
C3t3 c3t3 = make_mesh_3<C3t3>(domain,criteria,false);
|
||||||
|
|
||||||
|
// Verify
|
||||||
|
verify(c3t3,domain,criteria);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
int main()
|
||||||
|
{
|
||||||
|
std::cerr << "TESTING WITH Exact_predicates_inexact_constructions_kernel...\n";
|
||||||
|
Image_tester<K_e_i> test_epic;
|
||||||
|
std::cerr << "Mesh generation from a 3D image:\n";
|
||||||
|
test_epic.image();
|
||||||
|
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<float> > > test_cf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cf.image();
|
||||||
|
|
||||||
|
return EXIT_SUCCESS;
|
||||||
|
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_epic.implicit();
|
||||||
|
|
||||||
|
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Simple_cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Simple_cartesian<float> > > test_scf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_scf.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_scf.implicit();
|
||||||
|
//
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<float> > > test_cf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cf.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cf.implicit();
|
||||||
|
//
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<double> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<double> > > test_cd;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cd.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cd.implicit();
|
||||||
|
|
||||||
|
// std::cerr << "\nTESTING WITH Exact_predicates_exact_constructions_kernel...\n";
|
||||||
|
// Tester<K_e_e> test_epec;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_epec.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_epec.implicit();
|
||||||
|
// std::cerr << "Mesh generation from a 3D image:\n";
|
||||||
|
// test_epec.image();
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
|
@ -0,0 +1,137 @@
|
||||||
|
// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
|
||||||
|
// All rights reserved.
|
||||||
|
//
|
||||||
|
// This file is part of CGAL (www.cgal.org); you may redistribute it under
|
||||||
|
// the terms of the Q Public License version 1.0.
|
||||||
|
// See the file LICENSE.QPL distributed with CGAL.
|
||||||
|
//
|
||||||
|
// Licensees holding a valid commercial license may use this file in
|
||||||
|
// accordance with the commercial license agreement provided with the software.
|
||||||
|
//
|
||||||
|
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
||||||
|
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
//
|
||||||
|
// $URL$
|
||||||
|
// $Id$
|
||||||
|
//
|
||||||
|
//
|
||||||
|
// Author(s) : Stephane Tayeb
|
||||||
|
//
|
||||||
|
//******************************************************************************
|
||||||
|
// File Description :
|
||||||
|
//******************************************************************************
|
||||||
|
|
||||||
|
#define CGAL_MESH_3_VERBOSE
|
||||||
|
|
||||||
|
#include "test_meshing_utilities.h"
|
||||||
|
#include <CGAL/Implicit_mesh_domain_3.h>
|
||||||
|
|
||||||
|
template <typename K>
|
||||||
|
struct Implicit_tester : public Tester<K>
|
||||||
|
{
|
||||||
|
typedef typename K::Point_3 Point;
|
||||||
|
typedef typename K::FT FT;
|
||||||
|
static FT sphere_function (const Point& p)
|
||||||
|
{
|
||||||
|
const FT x2=p.x()*p.x(), y2=p.y()*p.y(), z2=p.z()*p.z();
|
||||||
|
return x2+y2+z2-1;
|
||||||
|
}
|
||||||
|
|
||||||
|
void implicit() const
|
||||||
|
{
|
||||||
|
|
||||||
|
typedef FT (Function)(const Point&);
|
||||||
|
|
||||||
|
typedef CGAL::Implicit_mesh_domain_3<Function, K> Mesh_domain;
|
||||||
|
|
||||||
|
typedef typename CGAL::Mesh_triangulation_3<Mesh_domain>::type Tr;
|
||||||
|
typedef CGAL::Mesh_complex_3_in_triangulation_3<Tr> C3t3;
|
||||||
|
|
||||||
|
typedef CGAL::Mesh_criteria_3<Tr> Mesh_criteria;
|
||||||
|
typedef typename Mesh_criteria::Facet_criteria Facet_criteria;
|
||||||
|
typedef typename Mesh_criteria::Cell_criteria Cell_criteria;
|
||||||
|
|
||||||
|
typedef typename K::Sphere_3 Sphere_3;
|
||||||
|
|
||||||
|
typedef typename Mesh_domain::Surface_index Surface_index;
|
||||||
|
|
||||||
|
//-------------------------------------------------------
|
||||||
|
// Data generation
|
||||||
|
//-------------------------------------------------------
|
||||||
|
Mesh_domain domain(Implicit_tester<K>::sphere_function,
|
||||||
|
Sphere_3(CGAL::ORIGIN,2.));
|
||||||
|
|
||||||
|
// Set mesh criteria
|
||||||
|
Facet_criteria facet_criteria(0, 0, 0.3);
|
||||||
|
Cell_criteria cell_criteria(0, 0.5);
|
||||||
|
Mesh_criteria criteria(facet_criteria, cell_criteria);
|
||||||
|
|
||||||
|
std::vector<Point> initial_points;
|
||||||
|
initial_points.push_back(Point(1,0,0));
|
||||||
|
initial_points.push_back(Point(0,1,0));
|
||||||
|
initial_points.push_back(Point(0,0,1));
|
||||||
|
initial_points.push_back(Point(-1,0,0));
|
||||||
|
initial_points.push_back(Point(0,-1,0));
|
||||||
|
initial_points.push_back(Point(0,0,-1));
|
||||||
|
|
||||||
|
// Mesh generation
|
||||||
|
C3t3 c3t3;
|
||||||
|
c3t3.insert_surface_points(initial_points.begin(),
|
||||||
|
initial_points.end(),
|
||||||
|
domain.index_from_surface_index(Surface_index(0,1)));
|
||||||
|
|
||||||
|
CGAL::refine_mesh_3(c3t3, domain, criteria,false);
|
||||||
|
|
||||||
|
// Verify
|
||||||
|
verify(c3t3,domain,criteria,50,58,80,90);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
int main()
|
||||||
|
{
|
||||||
|
std::cerr << "TESTING WITH Exact_predicates_inexact_constructions_kernel...\n";
|
||||||
|
Implicit_tester<K_e_i> test_epic;
|
||||||
|
std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
test_epic.implicit();
|
||||||
|
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<float> > kernel...\n";
|
||||||
|
// Implicit_tester<Filtered_kernel<CGAL::Cartesian<float> > > test_cf;
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cf.implicit();
|
||||||
|
|
||||||
|
return EXIT_SUCCESS;
|
||||||
|
|
||||||
|
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Simple_cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Simple_cartesian<float> > > test_scf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_scf.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_scf.implicit();
|
||||||
|
//
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<float> > > test_cf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cf.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cf.implicit();
|
||||||
|
//
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<double> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<double> > > test_cd;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cd.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cd.implicit();
|
||||||
|
|
||||||
|
// std::cerr << "\nTESTING WITH Exact_predicates_exact_constructions_kernel...\n";
|
||||||
|
// Tester<K_e_e> test_epec;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_epec.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_epec.implicit();
|
||||||
|
// std::cerr << "Mesh generation from a 3D image:\n";
|
||||||
|
// test_epec.image();
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
|
@ -0,0 +1,127 @@
|
||||||
|
// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
|
||||||
|
// All rights reserved.
|
||||||
|
//
|
||||||
|
// This file is part of CGAL (www.cgal.org); you may redistribute it under
|
||||||
|
// the terms of the Q Public License version 1.0.
|
||||||
|
// See the file LICENSE.QPL distributed with CGAL.
|
||||||
|
//
|
||||||
|
// Licensees holding a valid commercial license may use this file in
|
||||||
|
// accordance with the commercial license agreement provided with the software.
|
||||||
|
//
|
||||||
|
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
||||||
|
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
//
|
||||||
|
// $URL$
|
||||||
|
// $Id$
|
||||||
|
//
|
||||||
|
//
|
||||||
|
// Author(s) : Stephane Tayeb
|
||||||
|
//
|
||||||
|
//******************************************************************************
|
||||||
|
// File Description :
|
||||||
|
//******************************************************************************
|
||||||
|
|
||||||
|
#define CGAL_MESH_3_VERBOSE
|
||||||
|
|
||||||
|
#include <CGAL/AABB_intersections.h>
|
||||||
|
#include "test_meshing_utilities.h"
|
||||||
|
#include <CGAL/Polyhedral_mesh_domain_3.h>
|
||||||
|
#include <CGAL/IO/Polyhedron_iostream.h>
|
||||||
|
|
||||||
|
|
||||||
|
template <typename K>
|
||||||
|
struct Polyhedron_tester : public Tester<K>
|
||||||
|
{
|
||||||
|
void polyhedron() const
|
||||||
|
{
|
||||||
|
typedef CGAL::Polyhedron_3<K> Polyhedron;
|
||||||
|
typedef CGAL::Polyhedral_mesh_domain_3<Polyhedron, K> Mesh_domain;
|
||||||
|
|
||||||
|
typedef typename CGAL::Mesh_triangulation_3<Mesh_domain>::type Tr;
|
||||||
|
typedef CGAL::Mesh_complex_3_in_triangulation_3<Tr> C3t3;
|
||||||
|
|
||||||
|
typedef CGAL::Mesh_criteria_3<Tr> Mesh_criteria;
|
||||||
|
typedef typename Mesh_criteria::Facet_criteria Facet_criteria;
|
||||||
|
typedef typename Mesh_criteria::Cell_criteria Cell_criteria;
|
||||||
|
|
||||||
|
typedef typename Mesh_domain::Surface_index Surface_index;
|
||||||
|
|
||||||
|
//-------------------------------------------------------
|
||||||
|
// Data generation
|
||||||
|
//-------------------------------------------------------
|
||||||
|
Polyhedron polyhedron;
|
||||||
|
std::ifstream input("data/cube.off");
|
||||||
|
input >> polyhedron;
|
||||||
|
input.close();
|
||||||
|
|
||||||
|
Mesh_domain domain(polyhedron);
|
||||||
|
|
||||||
|
// Set mesh criteria
|
||||||
|
Facet_criteria facet_criteria(25, 0.8, 1);
|
||||||
|
Cell_criteria cell_criteria(5, 1.2);
|
||||||
|
Mesh_criteria criteria(facet_criteria, cell_criteria);
|
||||||
|
|
||||||
|
// Mesh generation
|
||||||
|
C3t3 c3t3;
|
||||||
|
c3t3.insert_surface_points(polyhedron.points_begin(),
|
||||||
|
polyhedron.points_end(),
|
||||||
|
domain.index_from_surface_index(Surface_index(0,1)));
|
||||||
|
|
||||||
|
CGAL::refine_mesh_3(c3t3, domain, criteria, false);
|
||||||
|
|
||||||
|
// Verify
|
||||||
|
verify(c3t3,domain,criteria,26,26,48,48);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
int main()
|
||||||
|
{
|
||||||
|
std::cerr << "TESTING WITH Exact_predicates_inexact_constructions_kernel...\n";
|
||||||
|
Polyhedron_tester<K_e_i> test_epic;
|
||||||
|
std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
test_epic.polyhedron();
|
||||||
|
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Simple_cartesian<float> > kernel...\n";
|
||||||
|
// Polyhedron_tester<Filtered_kernel<CGAL::Simple_cartesian<float> > > test_scf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_scf.polyhedron();
|
||||||
|
|
||||||
|
return EXIT_SUCCESS;
|
||||||
|
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_epic.implicit();
|
||||||
|
// std::cerr << "Mesh generation from a 3D image:\n";
|
||||||
|
// test_epic.image();
|
||||||
|
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Simple_cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Simple_cartesian<float> > > test_scf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_scf.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_scf.implicit();
|
||||||
|
//
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<float> > > test_cf;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cf.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cf.implicit();
|
||||||
|
//
|
||||||
|
// std::cerr << "TESTING WITH Filtered_kernel<Cartesian<double> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Cartesian<double> > > test_cd;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_cd.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_cd.implicit();
|
||||||
|
|
||||||
|
// std::cerr << "\nTESTING WITH Exact_predicates_exact_constructions_kernel...\n";
|
||||||
|
// Tester<K_e_e> test_epec;
|
||||||
|
// std::cerr << "Mesh generation from a polyhedron:\n";
|
||||||
|
// test_epec.polyhedron();
|
||||||
|
// std::cerr << "Mesh generation from an implicit function:\n";
|
||||||
|
// test_epec.implicit();
|
||||||
|
// std::cerr << "Mesh generation from a 3D image:\n";
|
||||||
|
// test_epec.image();
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
|
@ -0,0 +1,102 @@
|
||||||
|
// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
|
||||||
|
// All rights reserved.
|
||||||
|
//
|
||||||
|
// This file is part of CGAL (www.cgal.org); you may redistribute it under
|
||||||
|
// the terms of the Q Public License version 1.0.
|
||||||
|
// See the file LICENSE.QPL distributed with CGAL.
|
||||||
|
//
|
||||||
|
// Licensees holding a valid commercial license may use this file in
|
||||||
|
// accordance with the commercial license agreement provided with the software.
|
||||||
|
//
|
||||||
|
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
||||||
|
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
||||||
|
//
|
||||||
|
// $URL$
|
||||||
|
// $Id$
|
||||||
|
//
|
||||||
|
//
|
||||||
|
// Author(s) : Stephane Tayeb
|
||||||
|
//
|
||||||
|
//******************************************************************************
|
||||||
|
// File Description : Test meshing utilities.
|
||||||
|
//******************************************************************************
|
||||||
|
|
||||||
|
#include <CGAL/Cartesian.h>
|
||||||
|
#include <CGAL/Simple_cartesian.h>
|
||||||
|
|
||||||
|
#include "test_utilities.h"
|
||||||
|
|
||||||
|
#include <CGAL/Mesh_criteria_3.h>
|
||||||
|
#include <CGAL/make_mesh_3.h>
|
||||||
|
#include <CGAL/refine_mesh_3.h>
|
||||||
|
|
||||||
|
#include <vector>
|
||||||
|
|
||||||
|
// IO
|
||||||
|
#include <fstream>
|
||||||
|
#include <iostream>
|
||||||
|
|
||||||
|
|
||||||
|
template <typename K>
|
||||||
|
struct Tester
|
||||||
|
{
|
||||||
|
template<typename C3t3, typename Domain, typename Criteria>
|
||||||
|
void verify(C3t3& c3t3,
|
||||||
|
const Domain& domain,
|
||||||
|
const Criteria& criteria,
|
||||||
|
const unsigned int min_vertices_expected = 0,
|
||||||
|
const unsigned int max_vertices_expected = -1,
|
||||||
|
const unsigned int min_facets_expected = 0,
|
||||||
|
const unsigned int max_facets_expected = -1,
|
||||||
|
const unsigned int min_cells_expected = 0,
|
||||||
|
const unsigned int max_cells_expected = -1) const
|
||||||
|
{
|
||||||
|
typedef typename C3t3::size_type size_type;
|
||||||
|
|
||||||
|
// Store mesh properties
|
||||||
|
size_type v = c3t3.triangulation().number_of_vertices();
|
||||||
|
size_type f = c3t3.number_of_facets();
|
||||||
|
size_type c = c3t3.number_of_cells();
|
||||||
|
|
||||||
|
// Verify
|
||||||
|
verify_c3t3(c3t3,
|
||||||
|
min_vertices_expected,
|
||||||
|
max_vertices_expected,
|
||||||
|
min_facets_expected,
|
||||||
|
max_facets_expected,
|
||||||
|
min_cells_expected,
|
||||||
|
max_cells_expected);
|
||||||
|
|
||||||
|
// Refine again and verify nothing changed
|
||||||
|
std::cerr << "\tRefining again...\n";
|
||||||
|
refine_mesh_3(c3t3,domain,criteria,false);
|
||||||
|
verify_c3t3(c3t3,v,v,f,f,c,c);
|
||||||
|
}
|
||||||
|
|
||||||
|
template<typename C3t3>
|
||||||
|
void verify_c3t3(const C3t3& c3t3,
|
||||||
|
const unsigned int min_vertices_expected = 0,
|
||||||
|
const unsigned int max_vertices_expected = -1,
|
||||||
|
const unsigned int min_facets_expected = 0,
|
||||||
|
const unsigned int max_facets_expected = -1,
|
||||||
|
const unsigned int min_cells_expected = 0,
|
||||||
|
const unsigned int max_cells_expected = -1) const
|
||||||
|
{
|
||||||
|
//-------------------------------------------------------
|
||||||
|
// Verifications
|
||||||
|
//-------------------------------------------------------
|
||||||
|
std::cerr << "\t\tNumber of cells: " << c3t3.number_of_cells() << "\n";
|
||||||
|
std::cerr << "\t\tNumber of facets: " << c3t3.number_of_facets() << "\n";
|
||||||
|
std::cerr << "\t\tNumber of vertices: " << c3t3.number_of_vertices() << "\n";
|
||||||
|
|
||||||
|
assert(min_vertices_expected <= c3t3.number_of_vertices());
|
||||||
|
assert(max_vertices_expected >= c3t3.number_of_vertices());
|
||||||
|
|
||||||
|
assert(min_facets_expected <= c3t3.number_of_facets());
|
||||||
|
assert(max_facets_expected >= c3t3.number_of_facets());
|
||||||
|
|
||||||
|
assert(min_cells_expected <= c3t3.number_of_cells());
|
||||||
|
assert(max_cells_expected >= c3t3.number_of_cells());
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
@ -118,6 +118,10 @@ int main()
|
||||||
Tester<K_e_e> test_epec;
|
Tester<K_e_e> test_epec;
|
||||||
test_epec();
|
test_epec();
|
||||||
|
|
||||||
|
// std::cerr << "\nTESTING WITH Filtered_kernel<Simple_cartesian<float> > kernel...\n";
|
||||||
|
// Tester<Filtered_kernel<CGAL::Simple_cartesian<float> > > test_scf;
|
||||||
|
// test_scf();
|
||||||
|
|
||||||
return EXIT_SUCCESS;
|
return EXIT_SUCCESS;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue