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replace implementation <cmath> functions to Sprout.Math.Functions

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This commit is contained in:
bolero-MURAKAMI 2012-05-09 10:15:19 +09:00
parent 6ccd6e1cf4
commit 6bb2d0fb87
21 changed files with 212 additions and 106 deletions
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5
sprout/math/asinh.hpp
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@ -1,6 +1,7 @@
#ifndef SPROUT_MATH_ASINH_HPP
#define SPROUT_MATH_ASINH_HPP
#include <limits>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/math/log.hpp>
@ -19,7 +20,9 @@ namespace sprout {
>
inline SPROUT_CONSTEXPR FloatType
asinh(FloatType x) {
return sprout::math::detail::log(x + sprout::math::detail::sqrt(x * x + 1))
return x == std::numeric_limits<FloatType>::infinity() ? std::numeric_limits<FloatType>::infinity()
: x == -std::numeric_limits<FloatType>::infinity() ? -std::numeric_limits<FloatType>::infinity()
: sprout::math::detail::log(x + sprout::math::detail::sqrt(x * x + 1))
;
}