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49 lines
1.7 KiB
C++
49 lines
1.7 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2016 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_DARKROOM_MATERIALS_CALCULATE_HPP
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#define SPROUT_DARKROOM_MATERIALS_CALCULATE_HPP
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#include <sprout/config.hpp>
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#include <sprout/type_traits/identity.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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// calculate_result
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//
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template<typename Image, typename Unit>
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struct calculate_result
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: public sprout::identity<typename Image::result_type>
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{};
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template<typename Image, typename Unit>
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struct calculate_result<Image const, Unit>
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: public sprout::darkroom::materials::calculate_result<Image, Unit>
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{};
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template<typename Image, typename Unit>
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struct calculate_result<Image volatile, Unit>
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: public sprout::darkroom::materials::calculate_result<Image, Unit>
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{};
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template<typename Image, typename Unit>
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struct calculate_result<Image const volatile, Unit>
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: public sprout::darkroom::materials::calculate_result<Image, Unit>
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{};
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//
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// calculate
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//
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template<typename Image, typename Unit>
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inline SPROUT_CONSTEXPR typename sprout::darkroom::materials::calculate_result<Image, Unit>::type
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calculate(Image const& image, Unit const& u, Unit const& v) {
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return image(u, v);
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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_CALCULATE_HPP
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