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fix darkroom: add alpha and refraction material parameter

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This commit is contained in:
bolero-MURAKAMI 2013-12-03 22:17:49 +09:00
parent 4b5dd8ccc5
commit 014d339803
7 changed files with 263 additions and 81 deletions
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62
sprout/darkroom/intersects/intersection.hpp
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@ -11,6 +11,7 @@
#include <sprout/config.hpp>
#include <sprout/tuple/tuple.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/type_traits/enabler_if.hpp>
#include <sprout/darkroom/access/access.hpp>
#include <sprout/darkroom/coords/vector.hpp>
#include <sprout/darkroom/materials/material.hpp>
@ -18,12 +19,33 @@
namespace sprout {
namespace darkroom {
namespace intersects {
//
// intersection
//
typedef sprout::tuples::tuple<
bool,
double,
sprout::darkroom::coords::vector3d_t,
sprout::darkroom::coords::vector3d_t,
sprout::darkroom::materials::material,
bool
> intersection;
//
// has_is_from_inside
//
template<typename T>
struct has_is_from_inside
: public sprout::integral_constant<bool, (sprout::darkroom::access::size<T>::value >= 6)>
{};
//
// does_intersect
// distance
// point_of_intersection
// normal
// material
// is_from_inside
//
template<typename T>
inline SPROUT_CONSTEXPR auto
@ -65,26 +87,36 @@ namespace sprout {
{
return sprout::darkroom::access::get<4>(sprout::forward<T>(t));
}
template<
typename T,
typename sprout::enabler_if<sprout::darkroom::intersects::has_is_from_inside<T>::value>::type = sprout::enabler
>
inline SPROUT_CONSTEXPR auto
is_from_inside(T&& t)
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(sprout::darkroom::access::get<5>(sprout::forward<T>(t))))
-> decltype(sprout::darkroom::access::get<5>(sprout::forward<T>(t)))
{
return sprout::darkroom::access::get<5>(sprout::forward<T>(t));
}
template<
typename T,
typename sprout::enabler_if<!sprout::darkroom::intersects::has_is_from_inside<T>::value>::type = sprout::enabler
>
inline SPROUT_CONSTEXPR typename sprout::darkroom::access::element<5, sprout::darkroom::intersects::intersection>::type
is_from_inside(T&&)
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR((typename sprout::darkroom::access::element<5, sprout::darkroom::intersects::intersection>::type())))
{
return typename sprout::darkroom::access::element<5, sprout::darkroom::intersects::intersection>::type();
}
//
// make_intersection
//
template<typename Distance, typename Point, typename Normal, typename Material>
inline SPROUT_CONSTEXPR sprout::tuples::tuple<bool, Distance, Point, Normal, Material>
make_intersection(bool b, Distance const& dist, Point const& p, Normal const& nor, Material const& mat) {
return sprout::tuples::make_tuple(b, dist, p, nor, mat);
template<typename... Elements>
inline SPROUT_CONSTEXPR sprout::tuples::tuple<Elements...>
make_material_image(Elements const&... elems) {
return sprout::tuples::make_tuple(elems...);
}
//
// intersection
//
typedef sprout::tuples::tuple<
bool,
double,
sprout::darkroom::coords::vector3d_t,
sprout::darkroom::coords::vector3d_t,
sprout::darkroom::materials::material
> intersection;
} // namespace intersects
} // namespace darkroom
} // namespace sprout