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Sprout/sprout/math/detail/sinp.hpp

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2013-08-08 09:54:33 +00:00
/*=============================================================================
2015-01-10 10:13:57 +00:00
Copyright (c) 2011-2015 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
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#ifndef SPROUT_MATH_DETAIL_SINP_HPP
#define SPROUT_MATH_DETAIL_SINP_HPP
#include <sprout/config.hpp>
namespace sprout {
namespace math {
namespace detail {
template<typename T>
inline SPROUT_CONSTEXPR T
sinp_impl(T x, T x2) {
return x + x * (((((((
1.58962301576546568060e-10) * x2
- 2.50507477628578072866e-8) * x2
+ 2.75573136213857245213e-6) * x2
- 1.98412698295895385996e-4) * x2
+ 8.33333333332211858878e-3) * x2
- 1.66666666666666307295e-1) * x2
);
}
template<typename T>
inline SPROUT_CONSTEXPR T
sinp(T x) {
return sprout::math::detail::sinp_impl(x, x * x);
}
} // namespace detail
} // namespace math
} // namespace sprout
#endif // #ifndef SPROUT_MATH_DETAIL_SINP_HPP