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Plane3d.hh
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34 
35 /*===========================================================================*\
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37  * $Revision: 1188 $ *
38  * $Date: 2015-01-05 16:34:10 +0100 (Mo, 05 Jan 2015) $ *
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40 \*===========================================================================*/
41 
42 //=============================================================================
43 //
44 // CLASS Plane3D
45 //
46 //=============================================================================
47 
48 
49 #ifndef OPENMESH_PLANE3D_HH
50 #define OPENMESH_PLANE3D_HH
51 
52 
53 //== INCLUDES =================================================================
54 
55 #include <OpenMesh/Core/Geometry/VectorT.hh>
56 
57 
58 //== FORWARDDECLARATIONS ======================================================
59 
60 //== NAMESPACES ===============================================================
61 
62 namespace OpenMesh {
63 namespace VDPM {
64 
65 //== CLASS DEFINITION =========================================================
66 
67 
74 class OPENMESHDLLEXPORT Plane3d
75 {
76 public:
77 
78  typedef OpenMesh::Vec3f vector_type;
79  typedef vector_type::value_type value_type;
80 
81 public:
82 
83  Plane3d()
84  : d_(0)
85  { }
86 
87  Plane3d(const vector_type &_dir, const vector_type &_pnt)
88  : n_(_dir), d_(0)
89  {
90  n_.normalize();
91  d_ = -dot(n_,_pnt);
92  }
93 
94  value_type signed_distance(const OpenMesh::Vec3f &_p)
95  {
96  return dot(n_ , _p) + d_;
97  }
98 
99  // back compatibility
100  value_type singed_distance(const OpenMesh::Vec3f &point)
101  { return signed_distance( point ); }
102 
103 public:
104 
105  vector_type n_;
106  value_type d_;
107 
108 };
109 
110 //=============================================================================
111 } // namespace VDPM
112 } // namespace OpenMesh
113 //=============================================================================
114 #endif // OPENMESH_PLANE3D_HH defined
115 //=============================================================================
osg::Vec3f::ValueType dot(const osg::Vec3f &_v1, const osg::Vec3f &_v2)
Adapter for osg vector member computing a scalar product.
Definition: VectorAdapter.hh:174
ax + by + cz + d = 0
Definition: Plane3d.hh:74
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:56

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