First checkin for OpenMesh 2.0
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@2 fdac6126-5c0c-442c-9429-916003d36597
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Jan Möbius
182
Tools/Kernel_OSG/VectorAdapter.hh
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182
Tools/Kernel_OSG/VectorAdapter.hh
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/*===========================================================================*\
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* *
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* OpenMesh *
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* Copyright (C) 2001-2003 by Computer Graphics Group, RWTH Aachen *
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* www.openmesh.org *
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* *
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*---------------------------------------------------------------------------*
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* *
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* License *
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* *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation, version 2.1. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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* *
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\*===========================================================================*/
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// ----------------------------------------------------------------------------
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#ifndef OPENMESH_KERNEL_OSG_VECTORADAPTER_HH
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#define OPENMESH_KERNEL_OSG_VECTORADAPTER_HH
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//== INCLUDES =================================================================
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#include <OpenSG/OSGGeometry.h>
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#include <OpenMesh/Core/Utils/vector_cast.hh>
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//== NAMESPACES ===============================================================
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namespace OpenMesh {
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//== CLASS DEFINITION =========================================================
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// ----------------------------------------------------------------- class ----
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#define OSG_VECTOR_TRAITS( VecType ) \
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template <> struct vector_traits< VecType > { \
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typedef VecType vector_type; \
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typedef vector_type::ValueType value_type; \
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typedef GenProg::Int2Type< vector_type::_iSize > typed_size; \
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\
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static const size_t size_ = vector_type::_iSize; \
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static size_t size() { return size_; } \
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}
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Pnt4f );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Pnt3f );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Pnt2f );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Vec4f );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Vec3f );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Vec2f );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Pnt4d );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Pnt3d );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Pnt2d );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Vec4d );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Vec3d );
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/// Vector traits for OpenSG vector type
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OSG_VECTOR_TRAITS( osg::Vec4ub );
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// ----------------------------------------------------------------------------
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#define OSG_COLOR_TRAITS( VecType, N ) \
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template <> struct vector_traits< VecType > { \
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typedef VecType vector_type; \
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typedef vector_type::ValueType value_type; \
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typedef GenProg::Int2Type< N > typed_size; \
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\
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static const size_t size_ = N; \
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static size_t size() { return size_; } \
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}
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/// Vector traits for OpenSG color type
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OSG_COLOR_TRAITS( osg::Color3ub, 3 );
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/// Vector traits for OpenSG color type
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OSG_COLOR_TRAITS( osg::Color4ub, 4 );
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/// Vector traits for OpenSG color type
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OSG_COLOR_TRAITS( osg::Color3f, 3 );
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/// Vector traits for OpenSG color type
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OSG_COLOR_TRAITS( osg::Color4f, 4 );
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#undef OSG_VECTOR_TRAITS
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// ----------------------------------------
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#if 1
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#define PNT2VEC_CASTER( DST, SRC ) \
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template <> struct vector_caster< DST, SRC > { \
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typedef DST dst_t; \
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typedef SRC src_t; \
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typedef const dst_t& return_type; \
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inline static return_type cast( const src_t& _src ) {\
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return _src.subZero(); \
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} \
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}
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/// convert Pnt3f to Vec3f
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PNT2VEC_CASTER( osg::Vec3f, osg::Pnt3f );
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/// convert Pnt4f to Vec4f
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PNT2VEC_CASTER( osg::Vec4f, osg::Pnt4f );
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/// convert Pnt3d to Vec3d
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PNT2VEC_CASTER( osg::Vec3d, osg::Pnt3d );
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/// convert Pnt4d to Vec4d
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PNT2VEC_CASTER( osg::Vec4d, osg::Pnt4d );
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#undef PNT2VEC
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#else
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template <>
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struct vector_caster< osg::Vec3f, osg::Pnt3f >
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{
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typedef osg::Vec3f dst_t;
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typedef osg::Pnt3f src_t;
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typedef const dst_t& return_type;
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inline static return_type cast( const src_t& _src )
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{
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std::cout << "casting Pnt3f to Vec3f\n";
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return _src.subZero();
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}
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};
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#endif
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// ----------------------------------------
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//@{
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/// Adapter for osg vector member computing a scalar product
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inline
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osg::Vec3f::ValueType dot( const osg::Vec3f &_v1, const osg::Vec3f &_v2 )
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{ return _v1.dot(_v2); }
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inline
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osg::Vec3f::ValueType dot( const osg::Vec3f &_v1, const osg::Pnt3f &_v2 )
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{ return _v1.dot(_v2); }
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inline
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osg::Vec2f::ValueType dot( const osg::Vec2f &_v1, const osg::Vec2f &_v2 )
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{ return _v1.dot(_v2); }
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inline
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osg::Vec3f cross( const osg::Vec3f &_v1, const osg::Vec3f &_v2 )
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{ return _v1.cross(_v2); }
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//@}
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//=============================================================================
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} // namespace OpenMesh
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//=============================================================================
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#endif // OPENMESH_VECTORADAPTER_HH defined
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//=============================================================================
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