| OpenMesh

- Main Page
- Related Pages
- Modules
- Namespaces
- Classes
- Files

- File List
- File Members

All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Modules Pages
ModHausdorffT.hh
Go to the documentation of this file.
1 /* ========================================================================= *
2 * *
3 * OpenMesh *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openmesh.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenMesh. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 * ========================================================================= */
41
42 /*===========================================================================*\
43 * *
44 * $Revision$ *
45 * $Date$ *
46 * *
47 \*===========================================================================*/
48
52 //=============================================================================
53 //
54 // CLASS ModHausdorffT
55 //
56 //=============================================================================
57
58 #ifndef OPENMESH_DECIMATER_MODHAUSDORFFT_HH
59 #define OPENMESH_DECIMATER_MODHAUSDORFFT_HH
60
61 //== INCLUDES =================================================================
62
63 #include <OpenMesh/Tools/Decimater/ModBaseT.hh>
64 #include <OpenMesh/Core/Utils/Property.hh>
65 #include <vector>
66 #include <cfloat>
67
68 //== NAMESPACES ===============================================================
69
70 namespace OpenMesh {
71 namespace Decimater {
72
73 //== CLASS DEFINITION =========================================================
74
84 template<class MeshT>
85 class ModHausdorffT: public ModBaseT<MeshT> {
86 public:
87
88 DECIMATING_MODULE( ModHausdorffT, MeshT, Hausdorff );
89
90 typedef typename Mesh::Scalar Scalar;
91 typedef typename Mesh::Point Point;
92 typedef typename Mesh::FaceHandle FaceHandle;
93 typedef std::vector<Point> Points;
94
96 ModHausdorffT(MeshT& _mesh, Scalar _error_tolerance = FLT_MAX) :
97 Base(_mesh, true), mesh_(Base::mesh()), tolerance_(_error_tolerance) {
98 mesh_.add_property(points_);
99 }
100
102 ~ModHausdorffT() {
103 mesh_.remove_property(points_);
104 }
105
107 Scalar tolerance() const {
108 return tolerance_;
109 }
110
112 void set_tolerance(Scalar _e) {
113 tolerance_ = _e;
114 }
115
117 virtual void initialize();
118
129 virtual float collapse_priority(const CollapseInfo& _ci);
130
132 virtual void postprocess_collapse(const CollapseInfo& _ci);
133
135 void set_error_tolerance_factor(double _factor);
136
137 private:
138
140 Scalar distPointTriangleSquared(const Point& _p, const Point& _v0, const Point& _v1, const Point& _v2);
141
143 Scalar compute_sqr_error(FaceHandle _fh, const Point& _p) const;
144
145 private:
146
148 Points tmp_points_;
149
150 Mesh& mesh_;
151 Scalar tolerance_;
152
153 OpenMesh::FPropHandleT<Points> points_;
154 };
155
156 //=============================================================================
157 }// END_NS_DECIMATER
158 } // END_NS_OPENMESH
159 //=============================================================================
160 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_DECIMATER_MODHAUSDORFFT_C)
161 #define OPENMESH_DECIMATER_MODHAUSDORFFT_TEMPLATES
162 #include "ModHausdorffT.cc"
163 #endif
164 //=============================================================================
165 #endif // OPENMESH_DECIMATER_MODHAUSDORFFT_HH defined
166 //=============================================================================
167
OpenMesh::Decimater::ModHausdorffT::postprocess_collapse
virtual void postprocess_collapse(const CollapseInfo &_ci)
re-distribute points
Definition: ModHausdorffT.cc:287
OpenMesh::Decimater::ModHausdorffT
Use Hausdorff distance to control decimation.
Definition: ModHausdorffT.hh:85
OpenMesh::Decimater::ModHausdorffT::ModHausdorffT
ModHausdorffT(MeshT &_mesh, Scalar _error_tolerance=FLT_MAX)
Constructor.
Definition: ModHausdorffT.hh:96
ModBaseT.hh
Base class for all decimation modules.
ModHausdorffT.cc
OpenMesh::Decimater::ModHausdorffT::set_tolerance
void set_tolerance(Scalar _e)
set max error tolerance
Definition: ModHausdorffT.hh:112
OpenMesh::Decimater::ModHausdorffT::set_error_tolerance_factor
void set_error_tolerance_factor(double _factor)
set the percentage of tolerance
Definition: ModHausdorffT.cc:271
OpenMesh::Decimater::ModHausdorffT::~ModHausdorffT
~ModHausdorffT()
Destructor.
Definition: ModHausdorffT.hh:102
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::Decimater::ModHausdorffT::collapse_priority
virtual float collapse_priority(const CollapseInfo &_ci)
compute Hausdorff error for one-ring
Definition: ModHausdorffT.cc:211
OpenMesh::Decimater::ModHausdorffT::tolerance
Scalar tolerance() const
get max error tolerance
Definition: ModHausdorffT.hh:107
OpenMesh::Decimater::ModBaseT::mesh
MeshT & mesh()
Access the mesh associated with the decimater.
Definition: ModBaseT.hh:282
DECIMATING_MODULE
#define DECIMATING_MODULE(Classname, MeshT, Name)
Convenience macro, to be used in derived modules The macro defines the types.
Definition: ModBaseT.hh:154
OpenMesh::FPropHandleT< Points >
OpenMesh::Decimater::ModHausdorffT::initialize
virtual void initialize()
reset per-face point lists
Definition: ModHausdorffT.cc:196
OpenMesh::Decimater::ModBaseT
Base class for all decimation modules.
Definition: ModBaseT.hh:197