mirror of
https://github.com/bolero-MURAKAMI/Sprout
synced 2024-11-12 21:09:01 +00:00
260 lines
7.6 KiB
C++
260 lines
7.6 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2019 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_VALARRAY_EXPONENTIAL_HPP
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#define SPROUT_VALARRAY_EXPONENTIAL_HPP
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#include <utility>
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#include <sprout/config.hpp>
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#include <sprout/workaround/std/cstddef.hpp>
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#include <sprout/valarray/valarray.hpp>
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#include <sprout/algorithm/fixed/transform.hpp>
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#include <sprout/math/exp.hpp>
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#include <sprout/math/exp10.hpp>
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#include <sprout/math/exp2.hpp>
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#include <sprout/math/expm1.hpp>
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#include <sprout/math/log.hpp>
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#include <sprout/math/log10.hpp>
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#include <sprout/math/log1p.hpp>
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#include <sprout/math/log2.hpp>
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#include <sprout/utility/forward.hpp>
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namespace sprout_math_detail {
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using sprout::math::exp;
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using sprout::math::exp10;
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using sprout::math::exp2;
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using sprout::math::expm1;
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using sprout::math::log;
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using sprout::math::log10;
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using sprout::math::log1p;
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using sprout::math::log2;
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(exp(std::declval<T>()))
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call_exp(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(exp(std::declval<T>()))
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{
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return exp(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(exp10(std::declval<T>()))
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call_exp10(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(exp10(std::declval<T>()))
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{
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return exp10(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(exp2(std::declval<T>()))
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call_exp2(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(exp2(std::declval<T>()))
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{
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return exp2(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(expm1(std::declval<T>()))
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call_expm1(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(expm1(std::declval<T>()))
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{
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return expm1(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(log(std::declval<T>()))
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call_log(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(log(std::declval<T>()))
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{
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return log(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(log10(std::declval<T>()))
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call_log10(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(log10(std::declval<T>()))
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{
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return log10(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(log1p(std::declval<T>()))
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call_log1p(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(log1p(std::declval<T>()))
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{
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return log1p(SPROUT_FORWARD(T, x));
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}
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template<typename T>
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inline SPROUT_CONSTEXPR decltype(log2(std::declval<T>()))
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call_log2(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(log2(std::declval<T>()))
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{
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return log2(SPROUT_FORWARD(T, x));
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}
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} // namespace sprout
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namespace sprout {
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namespace detail {
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struct exp_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_exp(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_exp(std::declval<T>()))
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{
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return sprout_math_detail::call_exp(SPROUT_FORWARD(T, x));
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}
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};
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struct exp10_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_exp10(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_exp10(std::declval<T>()))
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{
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return sprout_math_detail::call_exp10(SPROUT_FORWARD(T, x));
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}
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};
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struct exp2_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_exp2(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_exp2(std::declval<T>()))
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{
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return sprout_math_detail::call_exp2(SPROUT_FORWARD(T, x));
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}
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};
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struct expm1_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_expm1(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_expm1(std::declval<T>()))
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{
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return sprout_math_detail::call_expm1(SPROUT_FORWARD(T, x));
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}
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};
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struct log_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_log(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_log(std::declval<T>()))
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{
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return sprout_math_detail::call_log(SPROUT_FORWARD(T, x));
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}
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};
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struct log10_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_log10(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_log10(std::declval<T>()))
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{
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return sprout_math_detail::call_log10(SPROUT_FORWARD(T, x));
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}
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};
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struct log1p_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_log1p(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_log1p(std::declval<T>()))
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{
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return sprout_math_detail::call_log1p(SPROUT_FORWARD(T, x));
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}
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};
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struct log2_f
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: public sprout::transparent<>
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{
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public:
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template<typename T>
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SPROUT_CONSTEXPR decltype(sprout_math_detail::call_log2(std::declval<T>()))
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operator()(T&& x)
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SPROUT_NOEXCEPT_IF_EXPR(sprout_math_detail::call_log2(std::declval<T>()))
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{
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return sprout_math_detail::call_log2(SPROUT_FORWARD(T, x));
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}
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};
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} // namespace detail
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//
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// exp
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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exp(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::exp_f());
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}
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//
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// exp10
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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exp10(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::exp10_f());
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}
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//
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// exp2
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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exp2(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::exp2_f());
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}
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//
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// expm1
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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expm1(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::expm1_f());
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}
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//
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// log
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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log(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::log_f());
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}
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//
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// log10
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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log10(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::log10_f());
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}
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//
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// log1p
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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log1p(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::log1p_f());
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}
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//
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// log2
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//
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template<typename T, std::size_t N>
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inline SPROUT_CONSTEXPR sprout::valarray<T, N>
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log2(sprout::valarray<T, N> const& x) {
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return sprout::fixed::transform(x.begin(), x.end(), x, sprout::detail::log2_f());
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_VALARRAY_EXPONENTIAL_HPP
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