Developer Documentation
fill_props.hh
1 #ifndef FILL_PROPS_HH
2 #define FILL_PROPS_HH
3 
4 #include <OpenMesh/Core/Utils/Property.hh>
5 #include "int2roman.hh"
6 
7 
8 template <typename Mesh>
9 bool
10 fill_props( Mesh& _m, OpenMesh::VPropHandleT<float> _ph, bool _check=false)
11 {
12  static float a[9] = { 1.1f, 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f };
13 
14  for(typename Mesh::VertexIter it=_m.vertices_begin();
15  it != _m.vertices_end(); ++it)
16  {
17  const float v = a[it->idx()%9];
18  if ( _check && !(_m.property( _ph, *it ) == v) )
19  return false;
20  else
21  _m.property( _ph, *it ) = v;
22  }
23  return true;
24 }
25 
26 
27 template <typename Mesh>
28 bool
29 fill_props( Mesh& _m, OpenMesh::EPropHandleT<bool> _ph, bool _check=false )
30 {
31 
32  for( typename Mesh::EdgeIter it=_m.edges_begin();
33  it != _m.edges_end(); ++it)
34  {
35  const size_t n = it->idx();
36  const bool v = ((n&(n-1))==0); // true for 0,1,2,4,8,..
37 
38  if (_check && _m.property( _ph, *it ) != v)
39  {
40  std::cout << " eprop_bool: " << n << " -> "
41  << _m.property(_ph, *it ) << " != " << v << std::endl;
42  return false;
43  }
44  else
45  {
46  _m.property( _ph, *it ) = v;
47  std::cout << " eprop_bool: " << n << " -> " << v << std::endl;
48  }
49  }
50  return true;
51 }
52 
53 
54 
55 template <typename Mesh>
56 bool
57 fill_props(Mesh& _m, OpenMesh::FPropHandleT<std::string> _ph, bool _check=false)
58 {
59 
60  for( typename Mesh::FaceIter it=_m.faces_begin();
61  it != _m.faces_end(); ++it)
62  {
63  const int n = (it->idx()) + 1;
64  _m.property( _ph, *it ) = int2roman(n);
65  }
66  return true;
67 }
68 
69 
70 template <typename Mesh, typename T>
71 bool
72 fill_props( Mesh& _m, OpenMesh::HPropHandleT<T> _ph, bool _check=false)
73 {
74  T v;
75  static float a[9] = { 1.1f, 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f };
76  static float b[9] = { 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f, 1.1f };
77  static float c[9] = { 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f, 1.1f, 2.2f };
78  static float d[9] = { 4.4f, 5.5f, 6.6f, 7.7f, 8.8f, 9.9f, 1.1f, 2.2f, 3.3f };
79  static double values[9] = { 0.1, 0.02, 0.003, 0.0004, 0.00005, 0.000006,
80  0.0000007, 0.00000008, 0.000000009 };
81 
82  for( typename Mesh::HalfedgeIter it=_m.halfedges_begin();
83  it != _m.halfedges_end(); ++it)
84  {
85  const int n = it->idx();
86 
87  v = it->idx()+1; // ival
88  v = values[n%9]; // dval
89  v = ((n&(n-1))==0); // bval
90  v.vec4fval[0] = a[n%9];
91  v.vec4fval[1] = b[n%9];
92  v.vec4fval[2] = c[n%9];
93  v.vec4fval[3] = d[n%9];
94 
95  if ( _check && _m.property( _ph, *it ) != v )
96  return false;
97  else
98  _m.property( _ph, *it ) = v;
99  }
100  return true;
101 }
102 
103 template <typename Mesh, typename T>
104 bool
105 fill_props( Mesh& _m, OpenMesh::MPropHandleT<T> _ph, bool _check=false)
106 {
107  for( typename Mesh::FaceIter it=_m.faces_begin(); it != _m.faces_end(); ++it)
108  {
109  const size_t idx = it->idx();
110  if ( _check && _m.property( _ph )[int2roman(idx+1)] != idx )
111  return false;
112  else
113  _m.property( _ph )[int2roman(idx+1)] = idx;
114  }
115  return true;
116 }
117 
118 
119 #endif