songsenand
/
cgal
mirror of https://github.com/CGAL/cgal
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Add plane_plus_line_policies to GarlantHeckbert example

This commit is contained in:
lvalque 2025-08-06 16:40:17 +02:00
parent 7e4791ffb2
commit 029fb1b6b3
3 changed files with 67 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
Surface_mesh_simplification/examples/Surface_mesh_simplification/edge_collapse_garland_heckbert.cpp
View File

@ -24,6 +24,7 @@ typedef SMS::GarlandHeckbert_plane_policies<Surface_mesh, Kernel>
typedef SMS::GarlandHeckbert_probabilistic_plane_policies<Surface_mesh, Kernel> Prob_plane;
typedef SMS::GarlandHeckbert_triangle_policies<Surface_mesh, Kernel> Classic_tri;
typedef SMS::GarlandHeckbert_probabilistic_triangle_policies<Surface_mesh, Kernel> Prob_tri;
typedef SMS::GarlandHeckbert_plane_plus_line_policies<Surface_mesh, Kernel> Plane_plus_line;
template <typename GHPolicies>
void collapse_gh(Surface_mesh& mesh,
@ -59,7 +60,7 @@ void collapse_gh(Surface_mesh& mesh,
// Usage:
// ./command [input] [ratio] [policy] [output]
// policy can be "cp" (classic plane), "ct" (classic triangle), "pp" (probabilistic plane), "pt" (probabilistic triangle)
// policy can be "cp" (classic plane), "ct" (classic triangle), "pp" (probabilistic plane), "pt" (probabilistic triangle), "pl" (plane plus line)
int main(int argc, char** argv)
{
Surface_mesh mesh;
@ -91,8 +92,10 @@ int main(int argc, char** argv)
collapse_gh<Classic_tri>(mesh, ratio);
else if(policy == "pp")
collapse_gh<Prob_plane>(mesh, ratio);
else
else if(policy == "pt")
collapse_gh<Prob_tri>(mesh, ratio);
else
collapse_gh<Plane_plus_line>(mesh, ratio);
CGAL::IO::write_polygon_mesh((argc > 4) ? argv[4] : "out.off", mesh, CGAL::parameters::stream_precision(17));

58
Surface_mesh_simplification/include/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_plus_line_policies.h Normal file
View File

@ -0,0 +1,58 @@
// Copyright (c) 2025 GeometryFactory (France). All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
//
// $URL$
// $Id$
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
//
// Author(s) : Leo Valque
#ifndef CGAL_SURFACE_MESH_SIMPLIFICATION_POLICIES_GARLANDHECKBERT_PLANE_PLUS_LINE_POLICIES_H
#define CGAL_SURFACE_MESH_SIMPLIFICATION_POLICIES_GARLANDHECKBERT_PLANE_PLUS_LINE_POLICIES_H
#include <CGAL/license/Surface_mesh_simplification.h>
#include <CGAL/Surface_mesh_simplification/internal/Common.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/internal/GarlandHeckbert_policy_base.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/internal/GarlandHeckbert_functions.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_composed_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_line_policies.h>
namespace CGAL {
namespace Surface_mesh_simplification {
template<typename TriangleMesh, typename GeomTraits>
class GarlandHeckbert_plane_plus_line_policies
: public GarlandHeckbert_composed_policies<TriangleMesh, GeomTraits,
GarlandHeckbert_plane_policies<TriangleMesh, GeomTraits>,
GarlandHeckbert_line_policies<TriangleMesh, GeomTraits> >
{
typedef GarlandHeckbert_composed_policies<TriangleMesh, GeomTraits,
GarlandHeckbert_plane_policies<TriangleMesh, GeomTraits>,
GarlandHeckbert_line_policies<TriangleMesh, GeomTraits> > Base;
public:
typedef typename Base::Quadric_calculator Quadric_calculator;
typedef typename GeomTraits::FT FT;
public:
GarlandHeckbert_plane_plus_line_policies(TriangleMesh& tmesh,
const FT dm = FT(100),
const FT line_weight=FT(0.01))
: Base(tmesh, FT(1.)/line_weight, dm)
{ }
public:
using Base::operator();
using Base::get_cost;
using Base::get_placement;
};
} // namespace Surface_mesh_simplification
} // namespace CGAL
#endif // CGAL_SURFACE_MESH_SIMPLIFICATION_POLICIES_GARLANDHECKBERT_PLANE_PLUS_LINE_POLICIES_H

5
Surface_mesh_simplification/include/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_policies.h
View File

@ -21,12 +21,15 @@
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_triangle_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_plane_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_probabilistic_triangle_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_line_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_composed_policies.h>
#include <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/GarlandHeckbert_plane_plus_line_policies.h>
namespace CGAL {
namespace Surface_mesh_simplification {
template<typename TriangleMesh, typename GeomTraits>
using GarlandHeckbert_policies CGAL_DEPRECATED = GarlandHeckbert_plane_policies<TriangleMesh, GeomTraits>;
using GarlandHeckbert_policies = GarlandHeckbert_plane_plus_line_policies<TriangleMesh, GeomTraits>;
} // namespace Surface_mesh_simplification
} // namespace CGAL