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Sprout/sprout/darkroom/tracers/calculate.hpp
2017-07-29 14:20:01 +09:00

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3.4 KiB
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/*=============================================================================
Copyright (c) 2011-2017 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_TRACERS_CALCULATE_HPP
#define SPROUT_DARKROOM_TRACERS_CALCULATE_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/type_traits/identity.hpp>
#include <sprout/darkroom/renderers/calculate.hpp>
namespace sprout {
namespace darkroom {
namespace tracers {
//
// calculate_result
//
template<typename Tracer, typename Renderer, typename Camera, typename Objects, typename Lights, typename Unit2D>
struct calculate_result
: public sprout::identity<typename Tracer::color_type>
{};
template<typename Tracer, typename Renderer, typename Camera, typename Objects, typename Lights, typename Unit2D>
struct calculate_result<Tracer const, Renderer, Camera, Objects, Lights, Unit2D>
: public sprout::darkroom::tracers::calculate_result<Tracer, Renderer, Camera, Objects, Lights, Unit2D>
{};
template<typename Tracer, typename Renderer, typename Camera, typename Objects, typename Lights, typename Unit2D>
struct calculate_result<Tracer volatile, Renderer, Camera, Objects, Lights, Unit2D>
: public sprout::darkroom::tracers::calculate_result<Tracer, Renderer, Camera, Objects, Lights, Unit2D>
{};
template<typename Tracer, typename Renderer, typename Camera, typename Objects, typename Lights, typename Unit2D>
struct calculate_result<Tracer const volatile, Renderer, Camera, Objects, Lights, Unit2D>
: public sprout::darkroom::tracers::calculate_result<Tracer, Renderer, Camera, Objects, Lights, Unit2D>
{};
//
// calculate
//
template<typename Tracer, typename Renderer, typename Camera, typename Objects, typename Lights, typename Unit2D, typename Refractions>
inline SPROUT_CONSTEXPR typename sprout::darkroom::tracers::calculate_result<Tracer, Renderer, Camera, Objects, Lights, Unit2D>::type
calculate(
Tracer const& tracer,
Renderer const& renderer, Camera const& camera, Objects const& objs, Lights const& lights,
Unit2D const& x, Unit2D const& y, Unit2D const& width, Unit2D const& height,
std::size_t depth_max, Refractions const& refracs
)
{
return tracer(renderer, camera, objs, lights, x, y, width, height, depth_max, refracs);
}
template<typename Tracer, typename Renderer, typename Camera, typename Objects, typename Lights, typename Unit2D>
inline SPROUT_CONSTEXPR typename sprout::darkroom::tracers::calculate_result<Tracer, Renderer, Camera, Objects, Lights, Unit2D>::type
calculate(
Tracer const& tracer,
Renderer const& renderer, Camera const& camera, Objects const& objs, Lights const& lights,
Unit2D const& x, Unit2D const& y, Unit2D const& width, Unit2D const& height,
std::size_t depth_max = sprout::darkroom::renderers::default_depth
)
{
return tracer(renderer, camera, objs, lights, x, y, width, height, depth_max);
}
} // namespace tracers
} // namespace darkroom
} // namespace sprout
#endif // #ifndef SPROUT_DARKROOM_TRACERS_CALCULATE_HPP