OpenMesh
ModEdgeLengthT_impl.hh
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42
46//=============================================================================
47//
48// CLASS ModEdgeLengthT - IMPLEMENTATION
49//
50//=============================================================================
51#define OPENMESH_DECIMATER_MODEDGELENGTHT_C
52
53//== INCLUDES =================================================================
54
55#include "ModEdgeLengthT.hh"
56
57//== NAMESPACES ===============================================================
58
59namespace OpenMesh {
60namespace Decimater {
61
62//== IMPLEMENTATION ==========================================================
63
64template<class MeshT>
65ModEdgeLengthT<MeshT>::ModEdgeLengthT(MeshT &_mesh, float _edge_length,
66 bool _is_binary) :
67 Base(_mesh, _is_binary), mesh_(Base::mesh()) {
68 set_edge_length(_edge_length);
69}
70
71//-----------------------------------------------------------------------------
72
73template<class MeshT>
75 typename Mesh::Scalar sqr_length = sqrnorm(_ci.p0 - _ci.p1);
76
77 return ( (sqr_length <= sqr_edge_length_) ? sqr_length : float(Base::ILLEGAL_COLLAPSE));
78}
79
80//-----------------------------------------------------------------------------
81
82template<class MeshT>
84 if (_factor >= 0.0 && _factor <= 1.0) {
85 // the smaller the factor, the smaller edge_length_ gets
86 // thus creating a stricter constraint
87 // division by error_tolerance_factor_ is for normalization
88 typename Mesh::Scalar new_edge_length = edge_length_ * static_cast<typename Mesh::Scalar>(_factor / this->error_tolerance_factor_);
89 set_edge_length(new_edge_length);
90 this->error_tolerance_factor_ = _factor;
91 }
92}
93
94//=============================================================================
95}
96}
97//=============================================================================
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
Kernel::Scalar Scalar
Scalar type.
Definition: PolyMeshT.hh:110
Stores information about a halfedge collapse.
Definition: CollapseInfoT.hh:74
Mesh::Point p0
Position of removed vertex.
Definition: CollapseInfoT.hh:84
Mesh::Point p1
Positions of remaining vertex.
Definition: CollapseInfoT.hh:85
void set_error_tolerance_factor(double _factor) override
set the percentage of edge length
Definition: ModEdgeLengthT_impl.hh:83
void set_edge_length(typename Mesh::Scalar _f)
set edge_length
Definition: ModEdgeLengthT.hh:91
ModEdgeLengthT(MeshT &_mesh, float _edge_length=FLT_MAX, bool _is_binary=true)
Constructor.
Definition: ModEdgeLengthT_impl.hh:65
float collapse_priority(const CollapseInfo &_ci) override
Compute priority: Binary mode: Don't collapse edges longer then edge_length_ Cont.
Definition: ModEdgeLengthT_impl.hh:74

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