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CatmullClarkT.hh
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42 /*===========================================================================*\
43 * *
44 * $Revision: 520 $ *
45 * $Date: 2012-01-20 15:29:31 +0100 (Fr, 20 Jan 2012) $ *
46 * *
47 \*===========================================================================*/
48
52 //=============================================================================
53 //
54 // CLASS CatmullClarkT
55 //
56 //=============================================================================
57
58
59 #ifndef OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
60 #define OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
61
62
63 //== INCLUDES =================================================================
64
65 #include <OpenMesh/Tools/Subdivider/Uniform/SubdividerT.hh>
66
67 // -------------------- STL
68 #if defined(OM_CC_MIPS)
69 # include <math.h>
70 #else
71 # include <cmath>
72 #endif
73
74 //== FORWARDDECLARATIONS ======================================================
75
76 //== NAMESPACES ===============================================================
77
78 namespace OpenMesh { // BEGIN_NS_OPENMESH
79 namespace Subdivider { // BEGIN_NS_SUBVIDER
80 namespace Uniform { // BEGIN_NS_UNIFORM
81
82 //== CLASS DEFINITION =========================================================
83
84
91 template <typename MeshType, typename RealType = float>
92 class CatmullClarkT : public SubdividerT< MeshType, RealType >
93 {
94 public:
95
96 typedef typename MeshType::FaceHandle FaceHandle;
97 typedef typename MeshType::VertexHandle VertexHandle;
98 typedef typename MeshType::EdgeHandle EdgeHandle;
99 typedef typename MeshType::HalfedgeHandle HalfedgeHandle;
100
101 typedef typename MeshType::Point Point;
102 typedef typename MeshType::Normal Normal;
103 typedef typename MeshType::FaceIter FaceIter;
104 typedef typename MeshType::EdgeIter EdgeIter;
105 typedef typename MeshType::VertexIter VertexIter;
106
107 typedef typename MeshType::VertexEdgeIter VertexEdgeIter;
108 typedef typename MeshType::VertexFaceIter VertexFaceIter;
109
110 typedef typename MeshType::VOHIter VOHIter;
111
112 typedef SubdividerT< MeshType, RealType > parent_t;
113
115 CatmullClarkT( ) : parent_t() { }
116
118 CatmullClarkT(MeshType &_m) : parent_t(_m) { }
119
120 virtual ~CatmullClarkT() {}
121
122 public:
123
124 const char *name() const { return "Uniform CatmullClark"; }
125
126 protected:
127
129 virtual bool prepare( MeshType& _m );
130
132 virtual bool cleanup( MeshType& _m );
133
141 virtual bool subdivide( MeshType& _m, size_t _n , const bool _update_points = true);
142
143 private:
144
145 //===========================================================================
148 //===========================================================================
149
150 void split_edge( MeshType& _m, const EdgeHandle& _eh);
151
152 void split_face( MeshType& _m, const FaceHandle& _fh);
153
154 void compute_midpoint( MeshType& _m, const EdgeHandle& _eh, const bool _update_points);
155
156 void update_vertex(MeshType& _m, const VertexHandle& _vh);
157
161 private:
162 OpenMesh::VPropHandleT< Point > vp_pos_; // next vertex pos
163 OpenMesh::EPropHandleT< Point > ep_pos_; // new edge pts
164 OpenMesh::FPropHandleT< Point > fp_pos_; // new face pts
165 OpenMesh::EPropHandleT<double> creaseWeights_;// crease weights
166
167 };
168
169
170 //=============================================================================
171 } // END_NS_UNIFORM
172 } // END_NS_SUBDIVIDER
173 } // END_NS_OPENMESH
174 //=============================================================================
175 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARK_CC)
176 # define OPENMESH_SUBDIVIDER_TEMPLATES
177 # include "CatmullClarkT.cc"
178 #endif
179 //=============================================================================
180 #endif // OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH defined
181 //=============================================================================
182
OpenMesh::Subdivider::Uniform::CatmullClarkT::CatmullClarkT
CatmullClarkT()
Constructor.
Definition: CatmullClarkT.hh:115
OpenMesh::Subdivider::Uniform::CatmullClarkT::cleanup
virtual bool cleanup(MeshType &_m)
Remove properties and weights.
Definition: CatmullClarkT.cc:90
OpenMesh::Subdivider::Uniform::CatmullClarkT::subdivide
virtual bool subdivide(MeshType &_m, size_t _n, const bool _update_points=true)
Execute n subdivision steps.
Definition: CatmullClarkT.cc:103
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::Subdivider::Uniform::CatmullClarkT
Based on code from Leon Kos, CAD lab, Mech.Eng., University of Ljubljana, Slovenia (http://www...
Definition: CatmullClarkT.hh:92
OpenMesh::VPropHandleT< Point >
OpenMesh::Subdivider::Uniform::CatmullClarkT::CatmullClarkT
CatmullClarkT(MeshType &_m)
Constructor.
Definition: CatmullClarkT.hh:118
OpenMesh::EPropHandleT< Point >
OpenMesh::Attributes::Normal
Add normals to mesh item (vertices/faces)
Definition: Attributes.hh:87
OpenMesh::FPropHandleT< Point >
OpenMesh::Subdivider::Uniform::SubdividerT
Abstract base class for uniform subdivision algorithms.
Definition: SubdividerT.hh:94
SubdividerT.hh
OpenMesh::Subdivider::Uniform::CatmullClarkT::prepare
virtual bool prepare(MeshType &_m)
Initialize properties and weights.
Definition: CatmullClarkT.cc:72
OpenMesh::Subdivider::Uniform::CatmullClarkT::name
const char * name() const
Return name of subdivision algorithm.
Definition: CatmullClarkT.hh:124