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StripifierT.hh
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48 
49 //=============================================================================
50 //
51 // CLASS StripifierT
52 //
53 //=============================================================================
54 
55 
56 #ifndef OPENMESH_STRIPIFIERT_HH
57 #define OPENMESH_STRIPIFIERT_HH
58 
59 
60 //== INCLUDES =================================================================
61 
62 #include <vector>
63 #include <OpenMesh/Core/Utils/Property.hh>
64 
65 
66 //== FORWARDDECLARATIONS ======================================================
67 
68 
69 //== NAMESPACES ===============================================================
70 
71 namespace OpenMesh {
72 
73 
74 //== CLASS DEFINITION =========================================================
75 
76 
77 
78 
83 template <class Mesh>
85 {
86 public:
87 
88  typedef unsigned int Index;
89  typedef std::vector<Index> Strip;
90  typedef typename Strip::const_iterator IndexIterator;
91  typedef std::vector<Strip> Strips;
92  typedef typename Strips::const_iterator StripsIterator;
93 
94 
96  StripifierT(Mesh& _mesh);
97 
99  ~StripifierT();
100 
102  size_t stripify();
103 
105  void clear() { Strips().swap(strips_); }
106 
108  size_t n_strips() const { return strips_.size(); }
109 
111  bool is_valid() const { return !strips_.empty(); }
112 
114  StripsIterator begin() const { return strips_.begin(); }
116  StripsIterator end() const { return strips_.end(); }
117 
118 
119 private:
120 
121  typedef std::vector<typename Mesh::FaceHandle> FaceHandles;
122 
123 
125  void build_strips();
126 
128  void build_strip(typename Mesh::HalfedgeHandle _start_hh,
129  Strip& _strip,
130  FaceHandles& _faces);
131 
132  FPropHandleT<bool>::reference processed(typename Mesh::FaceHandle _fh) {
133  return mesh_.property(processed_, _fh);
134  }
135  FPropHandleT<bool>::reference used(typename Mesh::FaceHandle _fh) {
136  return mesh_.property(used_, _fh);
137  }
138 
139 
140 
141 private:
142 
143  Mesh& mesh_;
144  Strips strips_;
145  FPropHandleT<bool> processed_, used_;
146 };
147 
148 
149 //=============================================================================
150 } // namespace OpenMesh
151 //=============================================================================
152 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESH_STRIPIFIERT_C)
153 #define OPENMESH_STRIPIFIERT_TEMPLATES
154 #include "StripifierT.cc"
155 #endif
156 //=============================================================================
157 #endif // OPENMESH_STRIPIFIERT_HH defined
158 //=============================================================================
StripsIterator begin() const
Access strips.
Definition: StripifierT.hh:114
StripifierT(Mesh &_mesh)
Default constructor.
Definition: StripifierT.cc:72
void clear()
delete all strips
Definition: StripifierT.hh:105
StripsIterator end() const
Access strips.
Definition: StripifierT.hh:116
size_t n_strips() const
returns number of strips
Definition: StripifierT.hh:108
size_t stripify()
Compute triangle strips, returns number of strips.
Definition: StripifierT.cc:87
bool is_valid() const
are strips computed?
Definition: StripifierT.hh:111
Handle representing a face property.
Definition: Property.hh:529
This class decomposes a triangle mesh into several triangle strips.
Definition: StripifierT.hh:84
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
~StripifierT()
Destructor.
Definition: StripifierT.cc:80

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