Sprout/sprout/darkroom/renderers/calculate.hpp

70 lines
3.3 KiB
C++

/*=============================================================================
Copyright (c) 2011-2014 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_RENDERERS_CALCULATE_HPP
#define SPROUT_DARKROOM_RENDERERS_CALCULATE_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/type_traits/identity.hpp>
namespace sprout {
namespace darkroom {
namespace renderers {
//
// default_depth
//
SPROUT_STATIC_CONSTEXPR std::size_t default_depth = 4;
//
// calculate_result
//
template<typename Color, typename Renderer, typename Camera, typename Objects, typename Lights, typename Ray, typename Refractions = double>
struct calculate_result
: public sprout::identity<Color>
{};
template<typename Color, typename Renderer, typename Camera, typename Objects, typename Lights, typename Ray, typename Refractions>
struct calculate_result<Color, Renderer const, Camera, Objects, Lights, Ray, Refractions>
: public sprout::darkroom::renderers::calculate_result<Color, Renderer, Camera, Objects, Lights, Ray, Refractions>
{};
template<typename Color, typename Renderer, typename Camera, typename Objects, typename Lights, typename Ray, typename Refractions>
struct calculate_result<Color, Renderer volatile, Camera, Objects, Lights, Ray, Refractions>
: public sprout::darkroom::renderers::calculate_result<Color, Renderer, Camera, Objects, Lights, Ray, Refractions>
{};
template<typename Color, typename Renderer, typename Camera, typename Objects, typename Lights, typename Ray, typename Refractions>
struct calculate_result<Color, Renderer const volatile, Camera, Objects, Lights, Ray, Refractions>
: public sprout::darkroom::renderers::calculate_result<Color, Renderer, Camera, Objects, Lights, Ray, Refractions>
{};
//
// calculate
//
template<typename Color, typename Renderer, typename Camera, typename Objects, typename Lights, typename Ray, typename Refractions>
inline SPROUT_CONSTEXPR typename sprout::darkroom::renderers::calculate_result<Color, Renderer, Camera, Objects, Lights, Ray, Refractions>::type
calculate(
Renderer const& renderer,
Camera const& camera, Objects const& objs, Lights const& lights,
Ray const& ray, std::size_t depth_max, Refractions const& refracs
)
{
return renderer.template operator()<Color>(camera, objs, lights, ray, depth_max, refracs);
}
template<typename Color, typename Renderer, typename Camera, typename Objects, typename Lights, typename Ray>
inline SPROUT_CONSTEXPR typename sprout::darkroom::renderers::calculate_result<Color, Renderer, Camera, Objects, Lights, Ray>::type
calculate(
Renderer const& renderer,
Camera const& camera, Objects const& objs, Lights const& lights,
Ray const& ray, std::size_t depth_max
)
{
return renderer.template operator()<Color>(camera, objs, lights, ray, depth_max);
}
} // namespace renderers
} // namespace darkroom
} // namespace sprout
#endif // #ifndef SPROUT_DARKROOM_RENDERERS_CALCULATE_HPP