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https://github.com/bolero-MURAKAMI/Sprout.git
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47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
#ifndef SPROUT_MATH_FMOD_HPP
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#define SPROUT_MATH_FMOD_HPP
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#include <cstdint>
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#include <type_traits>
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#include <stdexcept>
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#include <sprout/config.hpp>
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#include <sprout/math/isinf.hpp>
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#include <sprout/math/trunc.hpp>
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#include <sprout/type_traits/enabler_if.hpp>
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#include <sprout/type_traits/float_promote.hpp>
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namespace sprout {
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namespace math {
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namespace detail {
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template<
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typename FloatType,
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typename sprout::enabler_if<std::is_floating_point<FloatType>::value>::type = sprout::enabler
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>
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inline SPROUT_CONSTEXPR FloatType
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fmod(FloatType x, FloatType y) {
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return y == 0 ? throw std::domain_error("fmod: divide by zero.")
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: x - sprout::math::trunc(x / y) * y
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;
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}
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template<
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typename ArithmeticType1,
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typename ArithmeticType2,
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typename sprout::enabler_if<
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std::is_arithmetic<ArithmeticType1>::value && std::is_arithmetic<ArithmeticType2>::value
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>::type = sprout::enabler
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>
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inline SPROUT_CONSTEXPR typename sprout::float_promote<ArithmeticType1, ArithmeticType2>::type
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fmod(ArithmeticType1 x, ArithmeticType2 y) {
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typedef typename sprout::float_promote<ArithmeticType1, ArithmeticType2>::type type;
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return sprout::math::detail::fmod(static_cast<type>(x), static_cast<type>(y));
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}
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} // namespace detail
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using sprout::math::detail::fmod;
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} // namespace math
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using sprout::math::fmod;
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} // namespace sprout
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#endif // #ifndef SPROUT_MATH_FMOD_HPP
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