Developer Documentation

TetrahedralGeometryKernel.hh
1 /*===========================================================================*\
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3 * OpenVolumeMesh *
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41 \*===========================================================================*/
42
43 #ifndef TETRAHEDRALGEOMETRYKERNEL_HH_
44 #define TETRAHEDRALGEOMETRYKERNEL_HH_
45
46 #include <cassert>
47 #include <iostream>
48
49 #include "../Geometry/VectorT.hh"
50 #include "../Core/GeometryKernel.hh"
51 #include "TetrahedralMeshTopologyKernel.hh"
52
53 namespace OpenVolumeMesh {
54
55 template <class VecT, class TopologyKernelT = TetrahedralMeshTopologyKernel>
56 class TetrahedralGeometryKernel : public GeometryKernel<VecT, TopologyKernelT> {
57 public:
58
59 typedef VecT PointT;
60 typedef TopologyKernelT KernelT;
61 typedef GeometryKernel<VecT, TopologyKernelT> ParentT;
62
64 TetrahedralGeometryKernel() {}
65
67 ~TetrahedralGeometryKernel() {}
68
69 VertexHandle split_edge(HalfEdgeHandle heh, double alpha = 0.5)
70 {
71 OpenVolumeMeshEdge e = TopologyKernelT::halfedge(heh);
72 PointT newPos = alpha*ParentT::vertex(e.from_vertex()) + (1.0-alpha)*ParentT::vertex(e.to_vertex());
73 VertexHandle splitVertex = ParentT::add_vertex(newPos);
74 TopologyKernelT::split_edge(heh, splitVertex);
75 return splitVertex;
76 }
77
78 VertexHandle split_edge(EdgeHandle eh)
79 {
80 return split_edge(TopologyKernelT::halfedge_handle(eh,0));
81 }
82
83 VertexHandle split_face(FaceHandle fh, PointT pos)
84 {
85 VertexHandle splitVertex = ParentT::add_vertex(pos);
86 TopologyKernelT::split_face(fh, splitVertex);
87 return splitVertex;
88 }
89
90 VertexHandle split_face(FaceHandle fh)
91 {
92 VertexHandle splitVertex = ParentT::add_vertex(ParentT::barycenter(fh));
93 TopologyKernelT::split_face(fh, splitVertex);
94 return splitVertex;
95 }
96
97 protected:
98
99 };
100
101 } // Namespace OpenVolumeMesh
102
103 #endif /* TETRAHEDRALGEOMETRYKERNEL_HH_ */
OpenVolumeMesh
Definition: ColorAttrib.hh:53
OpenVolumeMesh::HandleT< Entity::Vertex >
OpenVolumeMesh::TetrahedralGeometryKernel
Definition: TetrahedralGeometryKernel.hh:56
OpenVolumeMesh::TetrahedralGeometryKernel::TetrahedralGeometryKernel
TetrahedralGeometryKernel()
Constructor.
Definition: TetrahedralGeometryKernel.hh:64
OpenVolumeMesh::TetrahedralGeometryKernel::~TetrahedralGeometryKernel
~TetrahedralGeometryKernel()
Destructor.
Definition: TetrahedralGeometryKernel.hh:67
OpenVolumeMesh::OpenVolumeMeshEdge
Definition: BaseEntities.hh:52
OpenVolumeMesh::GeometryKernel::vertex
const VecT & vertex(const VertexHandle &_vh) const
Get point _vh&#39;s coordinates.
Definition: GeometryKernel.hh:87
OpenVolumeMesh::GeometryKernel
Definition: GeometryKernel.hh:47
OpenVolumeMesh::GeometryKernel::add_vertex
VertexHandle add_vertex() override
Override of empty add_vertex function.
Definition: GeometryKernel.hh:66