OpenMesh
Plane3d.hh
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44 
45 
46 //=============================================================================
47 //
48 // CLASS Plane3D
49 //
50 //=============================================================================
51 
52 
53 #ifndef OPENMESH_PLANE3D_HH
54 #define OPENMESH_PLANE3D_HH
55 
56 
57 //== INCLUDES =================================================================
58 
59 #include <OpenMesh/Core/Geometry/VectorT.hh>
60 
61 
62 //== FORWARDDECLARATIONS ======================================================
63 
64 //== NAMESPACES ===============================================================
65 
66 namespace OpenMesh {
67 namespace VDPM {
68 
69 //== CLASS DEFINITION =========================================================
70 
71 
78 class OPENMESHDLLEXPORT Plane3d
79 {
80 public:
81 
83  typedef vector_type::value_type value_type;
84 
85 public:
86 
87  Plane3d()
88  : d_(0)
89  { }
90 
91  Plane3d(const vector_type &_dir, const vector_type &_pnt)
92  : n_(_dir), d_(0)
93  {
94  n_.normalize();
95  d_ = -dot(n_,_pnt);
96  }
97 
98  value_type signed_distance(const OpenMesh::Vec3f &_p)
99  {
100  return dot(n_ , _p) + d_;
101  }
102 
103  // back compatibility
104  value_type singed_distance(const OpenMesh::Vec3f &point)
105  { return signed_distance( point ); }
106 
107 public:
108 
109  vector_type n_;
110  value_type d_;
111 
112 };
113 
114 //=============================================================================
115 } // namespace VDPM
116 } // namespace OpenMesh
117 //=============================================================================
118 #endif // OPENMESH_PLANE3D_HH defined
119 //=============================================================================
osg::Vec3f::ValueType dot(const osg::Vec3f &_v1, const osg::Vec3f &_v2)
Adapter for osg vector member computing a scalar product.
Definition: VectorAdapter.hh:176
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
Scalar value_type
the type of the scalar used in this template
Definition: Vector11T.hh:96
ax + by + cz + d = 0
Definition: Plane3d.hh:78

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