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add math: reminder, rem_quo(same as remquo)

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bolero-MURAKAMI 2013-02-10 17:12:31 +09:00
parent 434aa8d3c5
commit 887dba1849
9 changed files with 189 additions and 35 deletions
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38
sprout/math/integer_part.hpp Normal file
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#ifndef SPROUT_MATH_INTEGER_PART_HPP
#define SPROUT_MATH_INTEGER_PART_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/math/detail/config.hpp>
#include <sprout/math/trunc.hpp>
#include <sprout/type_traits/enabler_if.hpp>
namespace sprout {
namespace math {
namespace detail {
template<
typename FloatType,
typename sprout::enabler_if<std::is_floating_point<FloatType>::value>::type = sprout::enabler
>
inline SPROUT_CONSTEXPR FloatType
integer_part(FloatType x) {
return sprout::math::trunc(x);
}
template<
typename IntType,
typename sprout::enabler_if<std::is_integral<IntType>::value>::type = sprout::enabler
>
inline SPROUT_CONSTEXPR double
integer_part(IntType x) {
return sprout::math::detail::integer_part(static_cast<double>(x));
}
} // namespace detail
using sprout::math::detail::integer_part;
} // namespace math
using sprout::math::integer_part;
} // namespace sprout
#endif // #ifndef SPROUT_MATH_INTEGER_PART_HPP