VectorAdapter.hh
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// ----------------------------------------------------------------------------
#ifndef OPENMESH_KERNEL_OSG_VECTORADAPTER_HH
#define OPENMESH_KERNEL_OSG_VECTORADAPTER_HH
//== INCLUDES =================================================================
#include <osg/Geometry>
#include <OpenMesh/Core/Utils/vector_cast.hh>
//== NAMESPACES ===============================================================
namespace OpenMesh {
//== CLASS DEFINITION =========================================================
// ----------------------------------------------------------------- class ----
#define OSG_VECTOR_TRAITS( VecType ) \
template <> struct vector_traits< VecType > { \
typedef VecType vector_type; \
typedef vector_type::ValueType value_type; \
typedef GenProg::Int2Type< vector_type::_iSize > typed_size; \
\
static const size_t size_ = vector_type::_iSize; \
static size_t size() { return size_; } \
}
OSG_VECTOR_TRAITS( osg::Pnt4f );
OSG_VECTOR_TRAITS( osg::Pnt3f );
OSG_VECTOR_TRAITS( osg::Pnt2f );
OSG_VECTOR_TRAITS( osg::Vec4f );
OSG_VECTOR_TRAITS( osg::Vec3f );
OSG_VECTOR_TRAITS( osg::Vec2f );
OSG_VECTOR_TRAITS( osg::Pnt4d );
OSG_VECTOR_TRAITS( osg::Pnt3d );
OSG_VECTOR_TRAITS( osg::Pnt2d );
OSG_VECTOR_TRAITS( osg::Vec4d );
OSG_VECTOR_TRAITS( osg::Vec3d );
OSG_VECTOR_TRAITS( osg::Vec4ub );
// ----------------------------------------------------------------------------
#define OSG_COLOR_TRAITS( VecType, N ) \
template <> struct vector_traits< VecType > { \
typedef VecType vector_type; \
typedef vector_type::ValueType value_type; \
typedef GenProg::Int2Type< N > typed_size; \
\
static const size_t size_ = N; \
static size_t size() { return size_; } \
}
OSG_COLOR_TRAITS( osg::Color3ub, 3 );
OSG_COLOR_TRAITS( osg::Color4ub, 4 );
OSG_COLOR_TRAITS( osg::Color3f, 3 );
OSG_COLOR_TRAITS( osg::Color4f, 4 );
#undef OSG_VECTOR_TRAITS
// ----------------------------------------
#if 1
#define PNT2VEC_CASTER( DST, SRC ) \
template <> struct vector_caster< DST, SRC > { \
typedef DST dst_t; \
typedef SRC src_t; \
typedef const dst_t& return_type; \
inline static return_type cast( const src_t& _src ) {\
return _src.subZero(); \
} \
}
PNT2VEC_CASTER( osg::Vec3f, osg::Pnt3f );
PNT2VEC_CASTER( osg::Vec4f, osg::Pnt4f );
PNT2VEC_CASTER( osg::Vec3d, osg::Pnt3d );
PNT2VEC_CASTER( osg::Vec4d, osg::Pnt4d );
#undef PNT2VEC
#else
template <>
struct vector_caster< osg::Vec3f, osg::Pnt3f >
{
typedef osg::Vec3f dst_t;
typedef osg::Pnt3f src_t;
typedef const dst_t& return_type;
inline static return_type cast( const src_t& _src )
{
std::cout << "casting Pnt3f to Vec3f\n";
return _src.subZero();
}
};
#endif
// ----------------------------------------
inline
osg::Vec3f::ValueType dot( const osg::Vec3f &_v1, const osg::Vec3f &_v2 )
{ return _v1.dot(_v2); }
inline
osg::Vec3f::ValueType dot( const osg::Vec3f &_v1, const osg::Pnt3f &_v2 )
{ return _v1.dot(_v2); }
inline
osg::Vec2f::ValueType dot( const osg::Vec2f &_v1, const osg::Vec2f &_v2 )
{ return _v1.dot(_v2); }
inline
osg::Vec3f cross( const osg::Vec3f &_v1, const osg::Vec3f &_v2 )
{ return _v1.cross(_v2); }
//=============================================================================
} // namespace OpenMesh
//=============================================================================
#endif // OPENMESH_VECTORADAPTER_HH defined
//=============================================================================
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::VectorT< float, 3 >
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:181
OpenMesh::cross
osg::Vec3f cross(const osg::Vec3f &_v1, const osg::Vec3f &_v2)
Adapter for osg vector member computing a scalar product.
Definition: VectorAdapter.hh:196