/usr/include/boost/geometry/core
Edit: /usr/include/boost/geometry/core/coordinate_dimension.hpp (3613B)
// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
// Copyright (c) 2008-2012 Barend Gehrels, Amsterdam, the Netherlands.
// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
// Use, modification and distribution is subject to the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_GEOMETRY_CORE_COORDINATE_DIMENSION_HPP
#define BOOST_GEOMETRY_CORE_COORDINATE_DIMENSION_HPP
#include
#include
#include
#include
#include
namespace boost { namespace geometry
{
namespace traits
{
/*!
\brief Traits class indicating the number of dimensions of a point
\par Geometries:
- point
\par Specializations should provide:
- value (should be derived from boost::mpl::int_
\ingroup traits
*/
template
struct dimension
{
BOOST_MPL_ASSERT_MSG
(
false, NOT_IMPLEMENTED_FOR_THIS_POINT_TYPE, (types)
);
};
} // namespace traits
#ifndef DOXYGEN_NO_DISPATCH
namespace core_dispatch
{
// Base class derive from its own specialization of point-tag
template
struct dimension : dimension::type> {};
template
struct dimension
: traits::dimension::type>
{
BOOST_MPL_ASSERT_MSG(
(traits::dimension::type>::value > 0),
INVALID_DIMENSION_VALUE,
(traits::dimension::type>)
);
};
} // namespace core_dispatch
#endif
/*!
\brief \brief_meta{value, number of coordinates (the number of axes of any geometry), \meta_point_type}
\tparam Geometry \tparam_geometry
\ingroup core
\qbk{[include reference/core/coordinate_dimension.qbk]}
*/
template
struct dimension
: core_dispatch::dimension
<
typename tag::type,
typename geometry::util::bare_type::type
>
{};
/*!
\brief assert_dimension, enables compile-time checking if coordinate dimensions are as expected
\ingroup utility
*/
template
inline void assert_dimension()
{
BOOST_STATIC_ASSERT(( static_cast(dimension::value) == Dimensions ));
}
/*!
\brief assert_dimension, enables compile-time checking if coordinate dimensions are as expected
\ingroup utility
*/
template
inline void assert_dimension_less_equal()
{
BOOST_STATIC_ASSERT(( static_cast(dimension::type::value) <= Dimensions ));
}
template
inline void assert_dimension_greater_equal()
{
BOOST_STATIC_ASSERT(( static_cast(dimension::type::value) >= Dimensions ));
}
/*!
\brief assert_dimension_equal, enables compile-time checking if coordinate dimensions of two geometries are equal
\ingroup utility
*/
template
inline void assert_dimension_equal()
{
BOOST_STATIC_ASSERT(( static_cast(dimension::type::value) == static_cast(dimension::type::value) ));
}
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_CORE_COORDINATE_DIMENSION_HPP