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CatmullClarkT.hh
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33 \*===========================================================================*/
34
35 /*===========================================================================*\
36 * *
37 * $Revision: 520 $ *
38 * $Date: 2012-01-20 15:29:31 +0100 (Fr, 20 Jan 2012) $ *
39 * *
40 \*===========================================================================*/
41
45 //=============================================================================
46 //
47 // CLASS CatmullClarkT
48 //
49 //=============================================================================
50
51
52 #ifndef OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
53 #define OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH
54
55
56 //== INCLUDES =================================================================
57
58 #include <OpenMesh/Tools/Subdivider/Uniform/SubdividerT.hh>
59
60 // -------------------- STL
61 #if defined(OM_CC_MIPS)
62 # include <math.h>
63 #else
64 # include <cmath>
65 #endif
66
67 //== FORWARDDECLARATIONS ======================================================
68
69 //== NAMESPACES ===============================================================
70
71 namespace OpenMesh { // BEGIN_NS_OPENMESH
72 namespace Subdivider { // BEGIN_NS_SUBVIDER
73 namespace Uniform { // BEGIN_NS_UNIFORM
74
75 //== CLASS DEFINITION =========================================================
76
77
84 template <typename MeshType, typename RealType = float>
85 class CatmullClarkT : public SubdividerT< MeshType, RealType >
86 {
87 public:
88
89 typedef typename MeshType::FaceHandle FaceHandle;
90 typedef typename MeshType::VertexHandle VertexHandle;
91 typedef typename MeshType::EdgeHandle EdgeHandle;
92 typedef typename MeshType::HalfedgeHandle HalfedgeHandle;
93
94 typedef typename MeshType::Point Point;
95 typedef typename MeshType::Normal Normal;
96 typedef typename MeshType::FaceIter FaceIter;
97 typedef typename MeshType::EdgeIter EdgeIter;
98 typedef typename MeshType::VertexIter VertexIter;
99
100 typedef typename MeshType::VertexEdgeIter VertexEdgeIter;
101 typedef typename MeshType::VertexFaceIter VertexFaceIter;
102
103 typedef typename MeshType::VOHIter VOHIter;
104
105 typedef SubdividerT< MeshType, RealType > parent_t;
106
108 CatmullClarkT( ) : parent_t() { }
109
111 CatmullClarkT(MeshType &_m) : parent_t(_m) { }
112
113 virtual ~CatmullClarkT() {}
114
115 public:
116
117 const char *name() const { return "Uniform CatmullClark"; }
118
119 protected:
120
122 virtual bool prepare( MeshType& _m );
123
125 virtual bool cleanup( MeshType& _m );
126
134 virtual bool subdivide( MeshType& _m, size_t _n , const bool _update_points = true);
135
136 private:
137
138 //===========================================================================
141 //===========================================================================
142
143 void split_edge( MeshType& _m, const EdgeHandle& _eh);
144
145 void split_face( MeshType& _m, const FaceHandle& _fh);
146
147 void compute_midpoint( MeshType& _m, const EdgeHandle& _eh);
148
149 void update_vertex(MeshType& _m, const VertexHandle& _vh);
150
154 private:
155 OpenMesh::VPropHandleT< Point > vp_pos_; // next vertex pos
156 OpenMesh::EPropHandleT< Point > ep_pos_; // new edge pts
157 OpenMesh::FPropHandleT< Point > fp_pos_; // new face pts
158 OpenMesh::EPropHandleT<double> creaseWeights_;// crease weights
159
160 };
161
162
163 //=============================================================================
164 } // END_NS_UNIFORM
165 } // END_NS_SUBDIVIDER
166 } // END_NS_OPENMESH
167 //=============================================================================
168 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARK_CC)
169 # define OPENMESH_SUBDIVIDER_TEMPLATES
170 # include "CatmullClarkT.cc"
171 #endif
172 //=============================================================================
173 #endif // OPENMESH_SUBDIVIDER_UNIFORM_CATMULLCLARKT_HH defined
174 //=============================================================================
175
OpenMesh::EdgeHandle
Handle for a edge entity.
Definition: Handles.hh:128
OpenMesh::Subdivider::Uniform::CatmullClarkT::prepare
virtual bool prepare(MeshType &_m)
Initialize properties and weights.
Definition: CatmullClarkT.cc:65
OpenMesh::FPropHandleT< Point >
OpenMesh::Subdivider::Uniform::CatmullClarkT::CatmullClarkT
CatmullClarkT(MeshType &_m)
Constructor.
Definition: CatmullClarkT.hh:111
OpenMesh::Subdivider::Uniform::SubdividerT
Abstract base class for uniform subdivision algorithms.
Definition: SubdividerT.hh:87
OpenMesh::Subdivider::Uniform::CatmullClarkT::name
const char * name() const
Return name of subdivision algorithm.
Definition: CatmullClarkT.hh:117
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:96
OpenMesh::VPropHandleT< Point >
OpenMesh::FaceHandle
Handle for a face entity.
Definition: Handles.hh:135
OpenMesh::VertexHandle
Handle for a vertex entity.
Definition: Handles.hh:114
OpenMesh::Attributes::Normal
Add normals to mesh item (vertices/faces)
Definition: Attributes.hh:80
OpenMesh::EPropHandleT< Point >
SubdividerT.hh
OpenMesh::Subdivider::Uniform::CatmullClarkT::CatmullClarkT
CatmullClarkT()
Constructor.
Definition: CatmullClarkT.hh:108
OpenMesh::Subdivider::Uniform::CatmullClarkT
Based on code from Leon Kos, CAD lab, Mech.Eng., University of Ljubljana, Slovenia (http://www...
Definition: CatmullClarkT.hh:85
OpenMesh::Subdivider::Uniform::CatmullClarkT::cleanup
virtual bool cleanup(MeshType &_m)
Remove properties and weights.
Definition: CatmullClarkT.cc:83