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sprout/darkroom/* 追加

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bolero-MURAKAMI 2011-11-26 15:20:35 +09:00
parent 1c898f8b93
commit 212e9ea652
27 changed files with 1692 additions and 4 deletions
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44
sprout/darkroom/cameras/simple_camera.hpp Normal file
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#ifndef SPROUT_DARKROOM_CAMERAS_SIMPLE_CAMERA_HPP
#define SPROUT_DARKROOM_CAMERAS_SIMPLE_CAMERA_HPP
#include <sprout/config.hpp>
#include <sprout/tuple/tuple.hpp>
#include <sprout/darkroom/coords/vector.hpp>
namespace sprout {
namespace darkroom {
namespace cameras {
template<typename Unit = double>
class basic_simple_camera {
public:
typedef Unit unit_type;
typedef sprout::tuples::tuple<unit_type, unit_type, unit_type> position_type;
typedef sprout::tuples::tuple<position_type, position_type> ray_type;
private:
unit_type far_plane_;
public:
SPROUT_CONSTEXPR explicit basic_simple_camera(
unit_type const& far_plane
)
: far_plane_(far_plane)
{}
SPROUT_CONSTEXPR ray_type operator()(unit_type const& u, unit_type const& v) const {
return ray_type(
position_type(0, 0, 0),
sprout::darkroom::coords::normalize(position_type(u, v, far_plane_))
);
}
};
//
// make_simple_camera
//
template<typename Unit>
SPROUT_CONSTEXPR inline sprout::darkroom::cameras::basic_simple_camera<Unit>
make_simple_camera(Unit const& far_plane) {
return sprout::darkroom::cameras::basic_simple_camera<Unit>(far_plane);
}
} // namespace cameras
} // namespace darkroom
} // namespace sprout
#endif // #ifndef SPROUT_DARKROOM_CAMERAS_SIMPLE_CAMERA_HPP