| OpenMesh

Plane3d.hh
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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
82 typedef OpenMesh::Vec3f vector_type;
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 //=============================================================================
OpenMesh::VectorT< float, 3 >
OpenMesh::VectorT::value_type
Scalar value_type
the type of the scalar used in this template
Definition: Vector11T.hh:96
OpenMesh::dot
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
OpenMesh::VDPM::Plane3d
ax + by + cz + d = 0
Definition: Plane3d.hh:78
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59