device_n.hpp

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/*
    Copyright 2005-2007 Adobe Systems Incorporated
   
    Use, modification and distribution are 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).

    See http://stlab.adobe.com/gil for most recent version including documentation.
*/
/*************************************************************************************************/

#ifndef GIL_DEVICE_N_H
#define GIL_DEVICE_N_H



#include <cstddef>
#include "gil_config.hpp"
#include "utilities.hpp"
#include "metafunctions.hpp"
#include <boost/type_traits.hpp>
#include <boost/mpl/range_c.hpp>
#include <boost/mpl/vector_c.hpp>

namespace boost { namespace gil {

template <int N> struct devicen_color_t {};

template <int N> struct devicen_t;

template <> struct devicen_t<1> : public mpl::vector1<devicen_color_t<0> > {};

template <> struct devicen_t<2> : public mpl::vector2<devicen_color_t<0>, devicen_color_t<1> > {};

template <> struct devicen_t<3> : public mpl::vector3<devicen_color_t<0>, devicen_color_t<1>, devicen_color_t<2> > {};

template <> struct devicen_t<4> : public mpl::vector4<devicen_color_t<0>, devicen_color_t<1>, devicen_color_t<2>, devicen_color_t<3> > {};

template <> struct devicen_t<5> : public mpl::vector5<devicen_color_t<0>, devicen_color_t<1>, devicen_color_t<2>, devicen_color_t<3>, devicen_color_t<4> > {};

template <int N> struct devicen_layout_t : public layout<devicen_t<N> > {};

template <typename IC>
inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<2> > >::view_t
planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, std::ptrdiff_t rowsize_in_bytes) {
    typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<2> > >::view_t view_t;
    return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1), rowsize_in_bytes));
}

template <typename IC>
inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<3> > >::view_t
planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, IC c2, std::ptrdiff_t rowsize_in_bytes) {
    typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<3> > >::view_t view_t;
    return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1,c2), rowsize_in_bytes));
}

template <typename IC>
inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<4> > >::view_t
planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, IC c2, IC c3, std::ptrdiff_t rowsize_in_bytes) {
    typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<4> > >::view_t view_t;
    return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1,c2,c3), rowsize_in_bytes));
}

template <typename IC>
inline typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<5> > >::view_t
planar_devicen_view(std::size_t width, std::size_t height, IC c0, IC c1, IC c2, IC c3, IC c4, std::ptrdiff_t rowsize_in_bytes) {
    typedef typename type_from_x_iterator<planar_pixel_iterator<IC,devicen_t<5> > >::view_t view_t;
    return view_t(width, height, typename view_t::locator(typename view_t::x_iterator(c0,c1,c2,c3,c4), rowsize_in_bytes));
}

} }  // namespace boost::gil

#endif