diff options
Diffstat (limited to 'src/third_party/boost-1.56.0/boost/math/tools/detail/rational_horner3_5.hpp')
-rw-r--r-- | src/third_party/boost-1.56.0/boost/math/tools/detail/rational_horner3_5.hpp | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/src/third_party/boost-1.56.0/boost/math/tools/detail/rational_horner3_5.hpp b/src/third_party/boost-1.56.0/boost/math/tools/detail/rational_horner3_5.hpp deleted file mode 100644 index 23a606855b6..00000000000 --- a/src/third_party/boost-1.56.0/boost/math/tools/detail/rational_horner3_5.hpp +++ /dev/null @@ -1,86 +0,0 @@ -// (C) Copyright John Maddock 2007. -// Use, modification and distribution are subject to 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) -// -// This file is machine generated, do not edit by hand - -// Polynomial evaluation using second order Horners rule -#ifndef BOOST_MATH_TOOLS_RAT_EVAL_5_HPP -#define BOOST_MATH_TOOLS_RAT_EVAL_5_HPP - -namespace boost{ namespace math{ namespace tools{ namespace detail{ - -template <class T, class U, class V> -inline V evaluate_rational_c_imp(const T*, const U*, const V&, const mpl::int_<0>*) -{ - return static_cast<V>(0); -} - -template <class T, class U, class V> -inline V evaluate_rational_c_imp(const T* a, const U* b, const V&, const mpl::int_<1>*) -{ - return static_cast<V>(a[0]) / static_cast<V>(b[0]); -} - -template <class T, class U, class V> -inline V evaluate_rational_c_imp(const T* a, const U* b, const V& x, const mpl::int_<2>*) -{ - return static_cast<V>((a[1] * x + a[0]) / (b[1] * x + b[0])); -} - -template <class T, class U, class V> -inline V evaluate_rational_c_imp(const T* a, const U* b, const V& x, const mpl::int_<3>*) -{ - return static_cast<V>(((a[2] * x + a[1]) * x + a[0]) / ((b[2] * x + b[1]) * x + b[0])); -} - -template <class T, class U, class V> -inline V evaluate_rational_c_imp(const T* a, const U* b, const V& x, const mpl::int_<4>*) -{ - return static_cast<V>((((a[3] * x + a[2]) * x + a[1]) * x + a[0]) / (((b[3] * x + b[2]) * x + b[1]) * x + b[0])); -} - -template <class T, class U, class V> -inline V evaluate_rational_c_imp(const T* a, const U* b, const V& x, const mpl::int_<5>*) -{ - if(x <= 1) - { - V x2 = x * x; - V t[4]; - t[0] = a[4] * x2 + a[2]; - t[1] = a[3] * x2 + a[1]; - t[2] = b[4] * x2 + b[2]; - t[3] = b[3] * x2 + b[1]; - t[0] *= x2; - t[2] *= x2; - t[0] += static_cast<V>(a[0]); - t[2] += static_cast<V>(b[0]); - t[1] *= x; - t[3] *= x; - return (t[0] + t[1]) / (t[2] + t[3]); - } - else - { - V z = 1 / x; - V z2 = 1 / (x * x); - V t[4]; - t[0] = a[0] * z2 + a[2]; - t[1] = a[1] * z2 + a[3]; - t[2] = b[0] * z2 + b[2]; - t[3] = b[1] * z2 + b[3]; - t[0] *= z2; - t[2] *= z2; - t[0] += static_cast<V>(a[4]); - t[2] += static_cast<V>(b[4]); - t[1] *= z; - t[3] *= z; - return (t[0] + t[1]) / (t[2] + t[3]); - } -} - - -}}}} // namespaces - -#endif // include guard - |