OpenMesh
VectorAdapter.hh
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41
42
43
44// ----------------------------------------------------------------------------
45
46#ifndef OPENMESH_KERNEL_OSG_VECTORADAPTER_HH
47#define OPENMESH_KERNEL_OSG_VECTORADAPTER_HH
48
49
50//== INCLUDES =================================================================
51
52#include <osg/Geometry>
53#include <OpenMesh/Core/Utils/vector_cast.hh>
54
55//== NAMESPACES ===============================================================
56
57namespace OpenMesh {
58
59//== CLASS DEFINITION =========================================================
60
61// ----------------------------------------------------------------- class ----
62
63#define OSG_VECTOR_TRAITS( VecType ) \
64 template <> struct vector_traits< VecType > { \
65 typedef VecType vector_type; \
66 typedef vector_type::ValueType value_type; \
67 typedef GenProg::Int2Type< vector_type::_iSize > typed_size; \
68 \
69 static const size_t size_ = vector_type::_iSize; \
70 static size_t size() { return size_; } \
71 }
72
74OSG_VECTOR_TRAITS( osg::Pnt4f );
76OSG_VECTOR_TRAITS( osg::Pnt3f );
78OSG_VECTOR_TRAITS( osg::Pnt2f );
79
81OSG_VECTOR_TRAITS( osg::Vec4f );
83OSG_VECTOR_TRAITS( osg::Vec3f );
85OSG_VECTOR_TRAITS( osg::Vec2f );
86
88OSG_VECTOR_TRAITS( osg::Pnt4d );
90OSG_VECTOR_TRAITS( osg::Pnt3d );
92OSG_VECTOR_TRAITS( osg::Pnt2d );
93
95OSG_VECTOR_TRAITS( osg::Vec4d );
97OSG_VECTOR_TRAITS( osg::Vec3d );
98
100OSG_VECTOR_TRAITS( osg::Vec4ub );
101
102
103// ----------------------------------------------------------------------------
104
105
106#define OSG_COLOR_TRAITS( VecType, N ) \
107 template <> struct vector_traits< VecType > { \
108 typedef VecType vector_type; \
109 typedef vector_type::ValueType value_type; \
110 typedef GenProg::Int2Type< N > typed_size; \
111 \
112 static const size_t size_ = N; \
113 static size_t size() { return size_; } \
114 }
115
116
118OSG_COLOR_TRAITS( osg::Color3ub, 3 );
120OSG_COLOR_TRAITS( osg::Color4ub, 4 );
122OSG_COLOR_TRAITS( osg::Color3f, 3 );
124OSG_COLOR_TRAITS( osg::Color4f, 4 );
125
126#undef OSG_VECTOR_TRAITS
127
128
129// ----------------------------------------
130#if 1
131#define PNT2VEC_CASTER( DST, SRC ) \
132 template <> struct vector_caster< DST, SRC > { \
133 typedef DST dst_t; \
134 typedef SRC src_t; \
135 typedef const dst_t& return_type; \
136 inline static return_type cast( const src_t& _src ) {\
137 return _src.subZero(); \
138 } \
139 }
140
142PNT2VEC_CASTER( osg::Vec3f, osg::Pnt3f );
143
145PNT2VEC_CASTER( osg::Vec4f, osg::Pnt4f );
146
148PNT2VEC_CASTER( osg::Vec3d, osg::Pnt3d );
149
151PNT2VEC_CASTER( osg::Vec4d, osg::Pnt4d );
152
153#undef PNT2VEC
154#else
155
156 template <>
157 struct vector_caster< osg::Vec3f, osg::Pnt3f >
158 {
159 typedef osg::Vec3f dst_t;
160 typedef osg::Pnt3f src_t;
161
162 typedef const dst_t& return_type;
163 inline static return_type cast( const src_t& _src )
164 {
165 std::cout << "casting Pnt3f to Vec3f\n";
166 return _src.subZero();
167 }
168 };
169
170#endif
171// ----------------------------------------
172
174
175inline
176osg::Vec3f::ValueType dot( const osg::Vec3f &_v1, const osg::Vec3f &_v2 )
177{ return _v1.dot(_v2); }
178
179
180inline
181osg::Vec3f::ValueType dot( const osg::Vec3f &_v1, const osg::Pnt3f &_v2 )
182{ return _v1.dot(_v2); }
183
184
185inline
186osg::Vec2f::ValueType dot( const osg::Vec2f &_v1, const osg::Vec2f &_v2 )
187{ return _v1.dot(_v2); }
188
189
190inline
191osg::Vec3f cross( const osg::Vec3f &_v1, const osg::Vec3f &_v2 )
192{ return _v1.cross(_v2); }
194
195//=============================================================================
196} // namespace OpenMesh
197//=============================================================================
198#endif // OPENMESH_VECTORADAPTER_HH defined
199//=============================================================================
200
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
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

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