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//
// Copyright (c) 2009 Rutger ter Borg
//
// Distributed under 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_NUMERIC_BINDINGS_MTL_DENSE2D_HPP
#define BOOST_NUMERIC_BINDINGS_MTL_DENSE2D_HPP
#include <boost/numeric/bindings/detail/adaptor.hpp>
#include <boost/numeric/bindings/detail/if_row_major.hpp>
#include <boost/numeric/bindings/mtl/detail/convert_to.hpp>
#include <boost/numeric/mtl/matrix/dense2D.hpp>
namespace boost {
namespace numeric {
namespace bindings {
namespace detail {
template< typename Dimensions, int N >
struct mtl_matrix_size_type {
typedef std::ptrdiff_t type;
};
template< std::size_t Rows, std::size_t Cols >
struct mtl_matrix_size_type< mtl::fixed::dimensions< Rows, Cols >, 1 > {
typedef mpl::int_< Rows > type;
};
template< std::size_t Rows, std::size_t Cols >
struct mtl_matrix_size_type< mtl::fixed::dimensions< Rows, Cols >, 2 > {
typedef mpl::int_< Cols > type;
};
template< typename T, typename Parameters, typename Id, typename Enable >
struct adaptor< mtl::dense2D< T, Parameters >, Id, Enable > {
typedef typename copy_const< Id, T >::type value_type;
typedef typename convert_to<
tag::data_order,
typename Parameters::orientation
>::type data_order;
typedef typename mtl_matrix_size_type<
typename Parameters::dimensions,
1
>::type size_type1;
typedef typename mtl_matrix_size_type<
typename Parameters::dimensions,
2
>::type size_type2;
typedef mpl::map<
mpl::pair< tag::value_type, value_type >,
mpl::pair< tag::entity, tag::matrix >,
mpl::pair< tag::size_type<1>, size_type1 >,
mpl::pair< tag::size_type<2>, size_type2 >,
mpl::pair< tag::data_structure, tag::linear_array >,
mpl::pair< tag::data_order, data_order >,
mpl::pair< tag::stride_type<1>,
typename if_row_major< data_order, size_type2, tag::contiguous >::type >,
mpl::pair< tag::stride_type<2>,
typename if_row_major< data_order, tag::contiguous, size_type1 >::type >
> property_map;
static std::ptrdiff_t size1( const Id& id ) {
return id.num_rows();
}
static std::ptrdiff_t size2( const Id& id ) {
return id.num_cols();
}
static value_type* begin_value( Id& id ) {
return id.elements();
}
static value_type* end_value( Id& id ) {
return id.elements() + id.used_memory();
}
static std::ptrdiff_t stride1( const Id& id ) {
return id.num_cols();
}
static std::ptrdiff_t stride2( const Id& id ) {
return id.num_rows();
}
};
} // namespace detail
} // namespace bindings
} // namespace numeric
} // namespace boost
#endif
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