mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-12-23 21:25:49 +00:00
sprout/darkroom/materials/plaid.hpp 追加
sprout/string.hpp make_string 追加, operator basic_string 追加
This commit is contained in:
parent
3aee992fc9
commit
c0309c22ed
6 changed files with 235 additions and 47 deletions
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@ -248,7 +248,7 @@ namespace sprout {
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//
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template<typename T, typename... Types>
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SPROUT_CONSTEXPR inline sprout::array<T, sizeof...(Types)> make_array(Types&&... args) {
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return sprout::array<typename std::decay<T>::type, sizeof...(Types)>{{sprout::forward<Types>(args)...}};
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return sprout::array<T, sizeof...(Types)>{{sprout::forward<Types>(args)...}};
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}
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//
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@ -3,5 +3,7 @@
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#include <sprout/config.hpp>
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#include <sprout/darkroom/materials/material.hpp>
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#include <sprout/darkroom/materials/uniform.hpp>
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#include <sprout/darkroom/materials/plaid.hpp>
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#endif // #ifndef SPROUT_DARKROOM_MATERIALS_HPP
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@ -77,46 +77,6 @@ namespace sprout {
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// material
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//
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typedef sprout::tuples::tuple<sprout::darkroom::colors::rgb_f, double> material;
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//
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// uniform_element
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//
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template<typename Element>
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class uniform_element {
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public:
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typedef Element result_type;
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private:
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result_type elem_;
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public:
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SPROUT_CONSTEXPR explicit uniform_element(result_type const& elem)
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: elem_(elem)
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{}
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template<typename Unit>
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SPROUT_CONSTEXPR result_type operator()(Unit const&, Unit const&) const {
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return elem_;
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}
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};
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//
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// make_uniform
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//
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template<typename Element>
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SPROUT_CONSTEXPR sprout::darkroom::materials::uniform_element<Element>
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make_uniform(Element const& elem) {
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return sprout::darkroom::materials::uniform_element<Element>(elem);
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}
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//
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// make_uniform_material_image
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//
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template<typename Color, typename Reflection>
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SPROUT_CONSTEXPR sprout::tuples::tuple<
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sprout::darkroom::materials::uniform_element<Color>,
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sprout::darkroom::materials::uniform_element<Reflection>
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> make_uniform_material_image(Color const& col, Reflection const& ref) {
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return sprout::tuples::make_tuple(
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sprout::darkroom::materials::make_uniform(col),
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sprout::darkroom::materials::make_uniform(ref)
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);
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}
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} // namespace materials
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} // namespace darkroom
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} // namespace sprout
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115
sprout/darkroom/materials/plaid.hpp
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115
sprout/darkroom/materials/plaid.hpp
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@ -0,0 +1,115 @@
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#ifndef SPROUT_DARKROOM_MATERIALS_PLAID_HPP
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#define SPROUT_DARKROOM_MATERIALS_PLAID_HPP
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#include <cstdint>
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#include <sprout/config.hpp>
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#include <sprout/tuple/tuple.hpp>
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namespace sprout {
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namespace darkroom {
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namespace materials {
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//
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// plaid_element
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//
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template<typename Element, typename Scale = double>
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class plaid_element {
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public:
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typedef Element result_type;
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typedef Scale unit_type;
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private:
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static SPROUT_CONSTEXPR unit_type fmod(unit_type const& n, unit_type const& d) {
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return n - std::intmax_t(n / d) * d;
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}
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private:
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result_type elem1_;
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result_type elem2_;
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unit_type scale_;
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private:
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template<typename Unit>
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SPROUT_CONSTEXPR result_type calc_1(Unit const& u, Unit const& v) const {
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return (u >= 0 && v >= 0) || (u < 0 && v < 0)
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? elem1_
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: elem2_
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;
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}
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public:
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SPROUT_CONSTEXPR plaid_element(
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result_type const& elem1,
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result_type const& elem2,
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unit_type const& scale = 1
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)
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: elem1_(elem1)
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, elem2_(elem2)
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, scale_(scale)
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{}
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template<typename Unit>
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SPROUT_CONSTEXPR result_type operator()(Unit const& u, Unit const& v) const {
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return calc_1(
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(u < 0
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? scale_ + fmod(u, scale_)
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: fmod(u, scale_)
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)
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- scale_ / 2
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,
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(v < 0
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? scale_ + fmod(v, scale_)
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: fmod(v, scale_)
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)
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- scale_ / 2
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);
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}
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};
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//
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// make_plaid
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//
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template<typename Element>
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SPROUT_CONSTEXPR sprout::darkroom::materials::plaid_element<Element>
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make_plaid(Element const& elem1, Element const& elem2) {
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return sprout::darkroom::materials::plaid_element<Element>(elem1, elem2);
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}
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template<typename Element, typename Unit>
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SPROUT_CONSTEXPR sprout::darkroom::materials::plaid_element<Element>
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make_plaid(Element const& elem1, Element const& elem2, Unit const& scale) {
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return sprout::darkroom::materials::plaid_element<Element, Unit>(elem1, elem2, scale);
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}
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//
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// make_plaid_material_image
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//
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template<typename Color, typename Reflection>
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SPROUT_CONSTEXPR sprout::tuples::tuple<
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sprout::darkroom::materials::plaid_element<Color>,
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sprout::darkroom::materials::plaid_element<Reflection>
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> make_plaid_material_image(
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Color const& col1,
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Color const& col2,
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Reflection const& ref1,
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Reflection const& ref2
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)
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{
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return sprout::tuples::make_tuple(
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sprout::darkroom::materials::make_plaid(col1, col2),
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sprout::darkroom::materials::make_plaid(ref1, ref2)
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);
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}
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template<typename Color, typename Reflection, typename Unit>
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SPROUT_CONSTEXPR sprout::tuples::tuple<
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sprout::darkroom::materials::plaid_element<Color, Unit>,
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sprout::darkroom::materials::plaid_element<Reflection, Unit>
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> make_plaid_material_image(
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Color const& col1,
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Color const& col2,
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Reflection const& ref1,
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Reflection const& ref2,
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Unit const& scale
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)
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{
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return sprout::tuples::make_tuple(
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sprout::darkroom::materials::make_plaid(col1, col2, scale),
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sprout::darkroom::materials::make_plaid(ref1, ref2, scale)
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);
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}
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} // namespace materials
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} // namespace darkroom
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} // namespace sprout
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#endif // #ifndef SPROUT_DARKROOM_MATERIALS_PLAID_HPP
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53
sprout/darkroom/materials/uniform.hpp
Normal file
53
sprout/darkroom/materials/uniform.hpp
Normal file
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@ -0,0 +1,53 @@
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#ifndef SPROUT_DARKROOM_MATERIALS_UNIFORM_HPP
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#define SPROUT_DARKROOM_MATERIALS_UNIFORM_HPP
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#include <sprout/config.hpp>
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#include <sprout/tuple/tuple.hpp>
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namespace sprout {
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namespace darkroom {
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namespace materials {
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//
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// uniform_element
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//
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template<typename Element>
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class uniform_element {
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public:
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typedef Element result_type;
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private:
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result_type elem_;
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public:
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SPROUT_CONSTEXPR explicit uniform_element(result_type const& elem)
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: elem_(elem)
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{}
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template<typename Unit>
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SPROUT_CONSTEXPR result_type operator()(Unit const&, Unit const&) const {
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return elem_;
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}
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};
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//
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// make_uniform
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//
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template<typename Element>
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SPROUT_CONSTEXPR sprout::darkroom::materials::uniform_element<Element>
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make_uniform(Element const& elem) {
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return sprout::darkroom::materials::uniform_element<Element>(elem);
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}
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//
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// make_uniform_material_image
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//
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template<typename Color, typename Reflection>
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SPROUT_CONSTEXPR sprout::tuples::tuple<
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sprout::darkroom::materials::uniform_element<Color>,
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sprout::darkroom::materials::uniform_element<Reflection>
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> make_uniform_material_image(Color const& col, Reflection const& ref) {
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return sprout::tuples::make_tuple(
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sprout::darkroom::materials::make_uniform(col),
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sprout::darkroom::materials::make_uniform(ref)
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);
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}
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} // namespace materials
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} // namespace darkroom
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} // namespace sprout
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#endif // #ifndef SPROUT_DARKROOM_MATERIALS_UNIFORM_HPP
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@ -9,6 +9,7 @@
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#include <stdexcept>
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/array.hpp>
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#include <sprout/index_tuple.hpp>
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#include <sprout/fixed_container/traits.hpp>
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#include <sprout/operation/fixed/push_back.hpp>
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@ -214,7 +215,7 @@ namespace sprout {
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n2
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);
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}
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template<std::ptrdiff_t...Indexes>
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template<std::ptrdiff_t... Indexes>
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static SPROUT_CONSTEXPR basic_string<T, N, Traits> from_c_str_impl(
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value_type const* s,
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size_type n,
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@ -254,6 +255,15 @@ namespace sprout {
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);
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}
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#endif
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template<std::size_t M, std::ptrdiff_t... Indexes>
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static SPROUT_CONSTEXPR basic_string<T, sizeof...(Indexes), Traits> implicit_conversion_impl(
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T const(& elems)[M],
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size_type len,
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sprout::index_tuple<Indexes...>
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)
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{
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return sprout::basic_string<T, sizeof...(Indexes), Traits>{{(Indexes < M - 1 ? elems[Indexes] : T())...}, len};
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}
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public:
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static SPROUT_CONSTEXPR basic_string<T, N, Traits> from_c_str(value_type const* s, size_type n) {
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return !(N < n)
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;
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}
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// others:
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template<std::size_t N2>
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SPROUT_CONSTEXPR operator basic_string<T, N2, Traits>() const {
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static_assert(N <= N2, "basic_string<>: implicit conversion to small string");
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return implicit_conversion_impl(
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elems,
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len,
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typename sprout::index_range<0, N2>::type()
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);
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}
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pointer c_array() SPROUT_NOEXCEPT {
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return &elems[0];
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}
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@ -811,8 +830,11 @@ namespace sprout {
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}
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};
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//
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// to_string
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//
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namespace detail {
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template<typename T, std::size_t N, std::ptrdiff_t...Indexes>
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template<typename T, std::size_t N, std::ptrdiff_t... Indexes>
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SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string_impl_1(
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T const(& arr)[N],
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typename sprout::basic_string<T, N - 1>::size_type n,
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@ -821,7 +843,7 @@ namespace sprout {
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{
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return sprout::basic_string<T, N - 1>{{(Indexes < n ? arr[Indexes] : T())...}, n};
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}
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template<typename T, std::size_t N, std::ptrdiff_t...Indexes>
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template<typename T, std::size_t N, std::ptrdiff_t... Indexes>
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SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string_impl(
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T const(& arr)[N],
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sprout::index_tuple<Indexes...>
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@ -830,9 +852,6 @@ namespace sprout {
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return to_string_impl_1(arr, sprout::char_traits<T>::length(arr), sprout::index_tuple<Indexes...>());
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}
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} // namespace detail
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//
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// to_string
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//
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template<typename T, std::size_t N>
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SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string(T const(& arr)[N]) {
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return sprout::detail::to_string_impl(arr, typename sprout::index_range<0, N - 1>::type());
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return sprout::basic_string<T, N>::from_c_str(s);
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}
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//
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// make_string
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//
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namespace detail {
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template<typename T, std::size_t N, std::ptrdiff_t... Indexes>
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SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> make_string_impl_1(
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sprout::array<T, N> const& arr,
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std::size_t n,
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sprout::index_tuple<Indexes...>
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)
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{
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return sprout::basic_string<T, N - 1>{{(Indexes < n ? arr[Indexes] : T())...}, n};
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}
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template<typename T, std::size_t N, std::ptrdiff_t... Indexes>
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SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> make_string_impl(
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sprout::array<T, N> const& arr,
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sprout::index_tuple<Indexes...>
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)
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{
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return sprout::detail::make_string_impl_1(
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arr,
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sprout::char_traits<T>::length(arr.begin()),
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sprout::index_tuple<Indexes...>()
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);
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}
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} // namespace detail
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template<typename T, typename... Types>
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SPROUT_CONSTEXPR inline sprout::basic_string<typename std::decay<T>::type, 1 + sizeof...(Types)>
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make_string(T&& t, Types&&... args) {
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return sprout::detail::make_string_impl(
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sprout::make_array<typename std::decay<T>::type>(
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sprout::forward<T>(t),
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sprout::forward<Types>(args)...,
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T()
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),
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typename sprout::index_range<0, 1 + sizeof...(Types)>::type()
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);
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}
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//
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// operator+
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//
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