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First checkin for OpenMesh 2.0

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git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@2 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Jan Möbius
2009-02-06 13:37:46 +00:00
parent c3321ebdd9
commit 97f515985d
417 changed files with 76182 additions and 0 deletions
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Core/Utils/vector_cast.hh Normal file
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//=============================================================================
//
// OpenMesh
// Copyright (C) 2003 by Computer Graphics Group, RWTH Aachen
// www.openmesh.org
//
//-----------------------------------------------------------------------------
//
// License
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation, version 2.1.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
//-----------------------------------------------------------------------------
//
// $Revision: 1801 $
// $Date: 2008-05-19 11:53:56 +0200 (Mo, 19. Mai 2008) $
//
//=============================================================================
//=============================================================================
//
// Helper Functions for binary reading / writing
//
//=============================================================================
#ifndef OPENMESH_VECTORCAST_HH
#define OPENMESH_VECTORCAST_HH
//== INCLUDES =================================================================
#include <OpenMesh/Core/System/config.h>
#include <OpenMesh/Core/Utils/vector_traits.hh>
#include <OpenMesh/Core/Utils/GenProg.hh>
#include <iostream>
#include <algorithm>
#include <OpenMesh/Core/Geometry/VectorT.hh>
//== NAMESPACES ===============================================================
namespace OpenMesh {
//=============================================================================
/** \name Cast vector type to another vector type.
*/
//@{
//-----------------------------------------------------------------------------
template <typename src_t, typename dst_t>
inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<1> )
{
_dst[0] = _src[0];
}
template <typename src_t, typename dst_t>
inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<2> )
{
_dst[0] = _src[0];
_dst[1] = _src[1];
}
template <typename src_t, typename dst_t>
inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<3> )
{
_dst[0] = _src[0];
_dst[1] = _src[1];
_dst[2] = _src[2];
}
template <typename src_t, typename dst_t>
inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<4> )
{
_dst[0] = _src[0];
_dst[1] = _src[1];
_dst[2] = _src[2];
_dst[3] = _src[3];
}
template <typename src_t, typename dst_t>
inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<5> )
{
_dst[0] = _src[0];
_dst[1] = _src[1];
_dst[2] = _src[2];
_dst[3] = _src[3];
_dst[4] = _src[4];
}
template <typename src_t, typename dst_t>
inline void vector_copy( const src_t &_src, dst_t &_dst, GenProg::Int2Type<6> )
{
_dst[0] = _src[0];
_dst[1] = _src[1];
_dst[2] = _src[2];
_dst[3] = _src[3];
_dst[4] = _src[4];
_dst[5] = _src[5];
}
//-----------------------------------------------------------------------------
#ifndef DOXY_IGNORE_THIS
template <typename dst_t, typename src_t>
struct vector_caster
{
typedef dst_t return_type;
inline static return_type cast(const src_t& _src)
{
dst_t dst;
vector_copy(_src, dst, GenProg::Int2Type<vector_traits<dst_t>::size_>());
return dst;
}
};
#if !defined(OM_CC_MSVC)
template <typename dst_t>
struct vector_caster<dst_t,dst_t>
{
typedef const dst_t& return_type;
inline static return_type cast(const dst_t& _src)
{
return _src;
}
};
#endif
#endif
//-----------------------------------------------------------------------------
/// Cast vector type to another vector type by copying the vector elements
template <typename dst_t, typename src_t>
inline
typename vector_caster<dst_t, src_t>::return_type
vector_cast(const src_t& _src )
{
return vector_caster<dst_t, src_t>::cast(_src);
}
//@}
//=============================================================================
} // namespace OpenMesh
//=============================================================================
#endif // OPENMESH_MESHREADER_HH defined
//=============================================================================