Sprout/sprout/darkroom/materials/uniform.hpp
bolero-MURAKAMI cb1077d247 add copyright
2013-08-08 18:54:33 +09:00

62 lines
1.9 KiB
C++

/*=============================================================================
Copyright (c) 2011-2013 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
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 SPROUT_DARKROOM_MATERIALS_UNIFORM_HPP
#define SPROUT_DARKROOM_MATERIALS_UNIFORM_HPP
#include <sprout/config.hpp>
#include <sprout/tuple/tuple.hpp>
namespace sprout {
namespace darkroom {
namespace materials {
//
// uniform_element
//
template<typename Element>
class uniform_element {
public:
typedef Element result_type;
private:
result_type elem_;
public:
explicit SPROUT_CONSTEXPR uniform_element(result_type const& elem)
: elem_(elem)
{}
template<typename Unit>
SPROUT_CONSTEXPR result_type
operator()(Unit const&, Unit const&) const {
return elem_;
}
};
//
// make_uniform
//
template<typename Element>
inline SPROUT_CONSTEXPR sprout::darkroom::materials::uniform_element<Element>
make_uniform(Element const& elem) {
return sprout::darkroom::materials::uniform_element<Element>(elem);
}
//
// make_uniform_material_image
//
template<typename Color, typename Reflection>
inline SPROUT_CONSTEXPR sprout::tuples::tuple<
sprout::darkroom::materials::uniform_element<Color>,
sprout::darkroom::materials::uniform_element<Reflection>
>
make_uniform_material_image(Color const& col, Reflection const& ref) {
return sprout::tuples::make_tuple(
sprout::darkroom::materials::make_uniform(col),
sprout::darkroom::materials::make_uniform(ref)
);
}
} // namespace materials
} // namespace darkroom
} // namespace sprout
#endif // #ifndef SPROUT_DARKROOM_MATERIALS_UNIFORM_HPP