52 #ifndef OPENMESH_TRIMESH_HH 53 #define OPENMESH_TRIMESH_HH 59 #include <OpenMesh/Core/System/config.h> 60 #include <OpenMesh/Core/Mesh/PolyMeshT.hh> 61 #include <OpenMesh/Core/Mesh/Tags.hh> 90 template <
class Kernel>
102 static constexpr
bool is_polymesh() {
return false; }
106 enum { IsPolyMesh = 0 };
107 enum { IsTriMesh = 1 };
128 typedef typename PolyMesh::HalfedgeHandle HalfedgeHandle;
129 typedef typename PolyMesh::EdgeHandle EdgeHandle;
130 typedef typename PolyMesh::FaceHandle FaceHandle;
135 typedef typename PolyMesh::VertexIter VertexIter;
136 typedef typename PolyMesh::ConstVertexIter ConstVertexIter;
137 typedef typename PolyMesh::EdgeIter EdgeIter;
138 typedef typename PolyMesh::ConstEdgeIter ConstEdgeIter;
139 typedef typename PolyMesh::FaceIter FaceIter;
140 typedef typename PolyMesh::ConstFaceIter ConstFaceIter;
169 explicit TriMeshT(PolyMesh rhs) : PolyMesh((rhs.triangulate(), rhs))
219 VertexHandle _vl, VertexHandle _vr)
220 {
return PolyMesh::vertex_split(this->
add_vertex(_v0_point), _v1, _vl, _vr); }
263 VertexHandle _vl, VertexHandle _vr)
264 {
return PolyMesh::vertex_split(_v0, _v1, _vl, _vr); }
302 inline void split(EdgeHandle _eh, VertexHandle _vh)
305 Kernel::split(_eh, _vh);
318 Kernel::split_copy(_eh, _vh);
353 HalfedgeHandle he0 = this->halfedge_handle(_fh);
354 HalfedgeHandle he1 = this->next_halfedge_handle(he0);
355 HalfedgeHandle he2 = this->next_halfedge_handle(he1);
357 EdgeHandle eh0 = this->edge_handle(he0);
358 EdgeHandle eh1 = this->edge_handle(he1);
359 EdgeHandle eh2 = this->edge_handle(he2);
362 VertexHandle p0 = this->to_vertex_handle(he0);
363 VertexHandle p1 = this->to_vertex_handle(he1);
364 VertexHandle p2 = this->to_vertex_handle(he2);
376 const bool split0 = !this->is_boundary(eh0);
377 const bool split1 = !this->is_boundary(eh1);
378 const bool split2 = !this->is_boundary(eh2);
381 this->delete_face(_fh);
397 this->add_face(v0 , p0, v1);
398 this->add_face(p2, v0 , v2);
399 this->add_face(v2,v1,p1);
400 this->add_face(v2 , v0, v1);
410 inline void split(FaceHandle _fh, VertexHandle _vh)
421 { PolyMesh::split_copy(_fh, _vh); }
429 const HalfedgeHandle heh = this->halfedge_handle(_fh);
447 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_TRIMESH_C) 448 #define OPENMESH_TRIMESH_TEMPLATES 449 #include "TriMeshT_impl.hh" 452 #endif // OPENMESH_TRIMESH_HH defined void split(FaceHandle _fh, VertexHandle _vh)
Face split (= 1-to-3 split, calls corresponding PolyMeshT function).
Definition: TriMeshT.hh:410
Connectivity tag indicating that the tagged mesh has triangle connectivity.
Definition: Tags.hh:49
Kernel::Face Face
Face type.
Definition: PolyMeshT.hh:130
Kernel::Scalar Scalar
Scalar type.
Definition: PolyMeshT.hh:110
virtual ~TriMeshT()
Destructor.
Definition: TriMeshT.hh:174
Kernel::ConstVertexEdgeIter ConstVertexEdgeIter
Circulator.
Definition: PolyMeshT.hh:175
void split_copy(FaceHandle _fh, VertexHandle _vh)
Face split (= 1-to-3 split, calls corresponding PolyMeshT function).
Definition: TriMeshT.hh:420
Kernel::Halfedge Halfedge
Halfedge type.
Definition: PolyMeshT.hh:126
Scalar calc_face_area(FaceHandle _fh) const
Calculates the area of a face.
Definition: TriMeshT.hh:427
static constexpr bool is_polymesh()
Determine whether this is a PolyMeshT or TriMeshT (This function does not check the per face vertex c...
Definition: TriMeshT.hh:103
Kernel::VertexIHalfedgeIter VertexIHalfedgeIter
Circulator.
Definition: PolyMeshT.hh:164
Kernel::TexCoord2D TexCoord2D
TexCoord2D type.
Definition: PolyMeshT.hh:120
Kernel::ConstFaceVertexIter ConstFaceVertexIter
Circulator.
Definition: PolyMeshT.hh:177
Scalar calc_sector_area(HalfedgeHandle _in_heh) const
calculates the area of the face sector defined by the angle <(_in_heh,next_halfedge(_in_heh)) NOTE: s...
Definition: PolyMeshT.hh:527
void split(FaceHandle _fh, const Point &_p)
Face split (= 1-to-n split)
Definition: PolyMeshT.hh:592
Kernel::VertexOHalfedgeIter VertexOHalfedgeIter
Circulator.
Definition: PolyMeshT.hh:163
SmartVertexHandle split(FaceHandle _fh, const Point &_p)
Face split (= 1-to-3 split, calls corresponding PolyMeshT function).
Definition: TriMeshT.hh:330
Kernel::Edge Edge
Edge type.
Definition: PolyMeshT.hh:128
Kernel::VertexFaceIter VertexFaceIter
Circulator.
Definition: PolyMeshT.hh:166
Helper class providing information about a vector type.
Definition: vector_traits.hh:88
Kernel::ConstFaceHalfedgeIter ConstFaceHalfedgeIter
Circulator.
Definition: PolyMeshT.hh:178
Kernel::TexCoord1D TexCoord1D
TexCoord1D type.
Definition: PolyMeshT.hh:118
Kernel::VertexVertexIter VertexVertexIter
Circulator.
Definition: PolyMeshT.hh:162
HalfedgeHandle vertex_split(Point _v0_point, VertexHandle _v1, VertexHandle _vl, VertexHandle _vr)
Vertex Split: inverse operation to collapse().
Definition: TriMeshT.hh:218
Kernel::ConstVertexOHalfedgeIter ConstVertexOHalfedgeIter
Circulator.
Definition: PolyMeshT.hh:173
Kernel::Vertex Vertex
Vertex type.
Definition: PolyMeshT.hh:124
Kernel::Normal Normal
Normal type.
Definition: PolyMeshT.hh:114
Kernel::TexCoord3D TexCoord3D
TexCoord3D type.
Definition: PolyMeshT.hh:122
Kernel::ConstVertexFaceIter ConstVertexFaceIter
Circulator.
Definition: PolyMeshT.hh:176
Kernel::ConstFaceEdgeIter ConstFaceEdgeIter
Circulator.
Definition: PolyMeshT.hh:179
Connectivity tag indicating that the tagged mesh has polygon connectivity.
Definition: Tags.hh:47
Kernel::FaceHalfedgeIter FaceHalfedgeIter
Circulator.
Definition: PolyMeshT.hh:168
Kernel::FaceVertexIter FaceVertexIter
Circulator.
Definition: PolyMeshT.hh:167
Kernel::ConstVertexVertexIter ConstVertexVertexIter
Circulator.
Definition: PolyMeshT.hh:172
SmartVertexHandle add_vertex(const Point &_p)
Alias for new_vertex(const Point&).
Definition: PolyMeshT.hh:235
Normal calc_face_normal(FaceHandle _fh) const
Calculate normal vector for face _fh (specialized for TriMesh).
Definition: TriMeshT_impl.hh:74
SmartVertexHandle split_copy(FaceHandle _fh, const Point &_p)
Face split (= 1-to-3 split, calls corresponding PolyMeshT function).
Definition: TriMeshT.hh:342
Kernel::FaceEdgeIter FaceEdgeIter
Circulator.
Definition: PolyMeshT.hh:169
void split_copy(EdgeHandle _eh, VertexHandle _vh)
Edge split (= 2-to-4 split)
Definition: TriMeshT.hh:315
HalfedgeHandle vertex_split(VertexHandle _v0, VertexHandle _v1, VertexHandle _vl, VertexHandle _vr)
Vertex Split: inverse operation to collapse().
Definition: TriMeshT.hh:262
Smart version of VertexHandle contains a pointer to the corresponding mesh and allows easier access t...
Definition: SmartHandles.hh:84
static constexpr bool is_trimesh()
Determine whether this is a PolyMeshT or TriMeshT (This function does not check the per face vertex c...
Definition: TriMeshT.hh:104
Kernel::FaceFaceIter FaceFaceIter
Circulator.
Definition: PolyMeshT.hh:170
Kernel::ConstFaceFaceIter ConstFaceFaceIter
Circulator.
Definition: PolyMeshT.hh:180
SmartVertexHandle split(EdgeHandle _eh, const Point &_p)
Edge split (= 2-to-4 split)
Definition: TriMeshT.hh:275
void split(EdgeHandle _eh, VertexHandle _vh)
Edge split (= 2-to-4 split)
Definition: TriMeshT.hh:302
Kernel::VertexEdgeIter VertexEdgeIter
Circulator.
Definition: PolyMeshT.hh:165
Kernel::Point Point
Coordinate type.
Definition: PolyMeshT.hh:112
Kernel::ConstVertexIHalfedgeIter ConstVertexIHalfedgeIter
Circulator.
Definition: PolyMeshT.hh:174
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
Kernel::VertexHandle VertexHandle
Handle for referencing the corresponding item.
Definition: PolyMeshT.hh:136
TriMeshT()
Default constructor.
Definition: TriMeshT.hh:168
SmartVertexHandle split_copy(EdgeHandle _eh, const Point &_p)
Edge split (= 2-to-4 split)
Definition: TriMeshT.hh:289
void split(FaceHandle _fh)
Face split (= 1-to-4) split, splits edges at midpoints and adds 4 new faces in the interior)...
Definition: TriMeshT.hh:350
Base type for a triangle mesh.
Definition: TriMeshT.hh:91
Base type for a polygonal mesh.
Definition: PolyMeshT.hh:90
Kernel::Color Color
Color type.
Definition: PolyMeshT.hh:116