OpenMesh
ModAspectRatioT.hh
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46//=============================================================================
47//
48// CLASS ModAspectRatioT
49//
50//=============================================================================
51
52#ifndef OPENMESH_DECIMATER_MODASPECTRATIOT_HH
53#define OPENMESH_DECIMATER_MODASPECTRATIOT_HH
54
55//== INCLUDES =================================================================
56
58#include <OpenMesh/Core/Utils/Property.hh>
59
60//== NAMESPACES ===============================================================
61
62namespace OpenMesh {
63namespace Decimater {
64
65//== CLASS DEFINITION =========================================================
66
80template<class MeshT>
81class ModAspectRatioT: public ModBaseT<MeshT> {
82 public:
83
84 DECIMATING_MODULE( ModAspectRatioT, MeshT, AspectRatio )
85 ;
86
87 typedef typename Mesh::Scalar Scalar;
88 typedef typename Mesh::Point Point;
89
91 explicit ModAspectRatioT(MeshT& _mesh, float _min_aspect = 5.0, bool _is_binary =
92 true) :
93 Base(_mesh, _is_binary), mesh_(Base::mesh()), min_aspect_(
94 1.f / _min_aspect) {
95 mesh_.add_property(aspect_);
96 }
97
100 mesh_.remove_property(aspect_);
101 }
102
104 float aspect_ratio() const {
105 return 1.f / min_aspect_;
106 }
107
109 void set_aspect_ratio(float _f) {
110 min_aspect_ = 1.f / _f;
111 }
112
114 void initialize() override;
115
117 float collapse_priority(const CollapseInfo& _ci) override;
118
120 void preprocess_collapse(const CollapseInfo& _ci) override;
121
123 void set_error_tolerance_factor(double _factor) override;
124
125 private:
126
130 Scalar aspectRatio(const Point& _v0, const Point& _v1, const Point& _v2);
131
132 private:
133
134 Mesh& mesh_;
135 float min_aspect_;
136 FPropHandleT<float> aspect_;
137};
138
139//=============================================================================
140}// END_NS_DECIMATER
141} // END_NS_OPENMESH
142//=============================================================================
143#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_DECIMATER_MODASPECTRATIOT_C)
144#define OPENMESH_DECIMATER_MODASPECTRATIOT_TEMPLATES
146#endif
147//=============================================================================
148#endif // OPENMESH_DECIMATER_MODASPECTRATIOT_HH defined
149//=============================================================================
150
Base class for all decimation modules.
#define DECIMATING_MODULE(Classname, MeshT, Name)
Convenience macro, to be used in derived modules The macro defines the types.
Definition: ModBaseT.hh:149
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
Polygonal mesh based on the ArrayKernel.
Definition: PolyMesh_ArrayKernelT.hh:96
Kernel::Scalar Scalar
Scalar type.
Definition: PolyMeshT.hh:110
Use aspect ratio to control decimation.
Definition: ModAspectRatioT.hh:81
float aspect_ratio() const
get aspect ratio
Definition: ModAspectRatioT.hh:104
ModAspectRatioT(MeshT &_mesh, float _min_aspect=5.0, bool _is_binary=true)
constructor
Definition: ModAspectRatioT.hh:91
~ModAspectRatioT()
destructor
Definition: ModAspectRatioT.hh:99
void preprocess_collapse(const CollapseInfo &_ci) override
update aspect ratio of one-ring
Definition: ModAspectRatioT_impl.hh:113
float collapse_priority(const CollapseInfo &_ci) override
Returns the collapse priority.
Definition: ModAspectRatioT_impl.hh:133
void set_aspect_ratio(float _f)
set aspect ratio
Definition: ModAspectRatioT.hh:109
void set_error_tolerance_factor(double _factor) override
set percentage of aspect ratio
Definition: ModAspectRatioT_impl.hh:183
void initialize() override
precompute face aspect ratio
Definition: ModAspectRatioT_impl.hh:96
Base class for all decimation modules.
Definition: ModBaseT.hh:193
MeshT & mesh()
Access the mesh associated with the decimater.
Definition: ModBaseT.hh:277

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