Sprout/sprout/darkroom/tracers/raytracer.hpp
2011-11-26 15:20:35 +09:00

54 lines
1.3 KiB
C++

#ifndef SPROUT_DARKROOM_TRACERS_RAYTRACER_HPP
#define SPROUT_DARKROOM_TRACERS_RAYTRACER_HPP
#include <cstddef>
#include <sprout/config.hpp>
#include <sprout/darkroom/colors/rgb.hpp>
namespace sprout {
namespace darkroom {
namespace tracers {
//
// raytracer
//
template<typename Color = sprout::darkroom::colors::rgb_f>
class raytracer {
public:
typedef Color color_type;
public:
template<
typename Renderer,
typename Camera,
typename Objects,
typename Lights,
typename Unit
>
SPROUT_CONSTEXPR color_type operator()(
Renderer const& renderer,
Camera const& camera,
Objects const& objs,
Lights const& lights,
Unit const& x,
Unit const& y,
Unit const& width,
Unit const& height,
std::size_t depth_max = 8
) const
{
return renderer.template operator()<color_type>(
camera,
objs,
lights,
camera.template operator()(
static_cast<typename Camera::unit_type>(x) / width - 0.5,
static_cast<typename Camera::unit_type>(y) / height - 0.5
),
depth_max
);
}
};
} // namespace tracers
} // namespace darkroom
} // namespace sprout
#endif // #ifndef SPROUT_DARKROOM_TRACERS_RAYTRACER_HPP