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70 lines
1.5 KiB
70 lines
1.5 KiB
// Copyright John Maddock 2007. |
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// Use, modification and distribution are subject to the |
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// Boost Software License, Version 1.0. (See accompanying file |
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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#ifndef BOOST_MATH_MODF_HPP |
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#define BOOST_MATH_MODF_HPP |
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#ifdef _MSC_VER |
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#pragma once |
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#endif |
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#include <boost/math/tools/config.hpp> |
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#include <boost/math/special_functions/trunc.hpp> |
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namespace boost{ namespace math{ |
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template <class T, class Policy> |
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inline T modf(const T& v, T* ipart, const Policy& pol) |
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{ |
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*ipart = trunc(v, pol); |
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return v - *ipart; |
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} |
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template <class T> |
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inline T modf(const T& v, T* ipart) |
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{ |
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return modf(v, ipart, policies::policy<>()); |
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} |
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template <class T, class Policy> |
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inline T modf(const T& v, int* ipart, const Policy& pol) |
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{ |
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*ipart = itrunc(v, pol); |
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return v - *ipart; |
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} |
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template <class T> |
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inline T modf(const T& v, int* ipart) |
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{ |
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return modf(v, ipart, policies::policy<>()); |
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} |
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template <class T, class Policy> |
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inline T modf(const T& v, long* ipart, const Policy& pol) |
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{ |
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*ipart = ltrunc(v, pol); |
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return v - *ipart; |
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} |
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template <class T> |
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inline T modf(const T& v, long* ipart) |
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{ |
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return modf(v, ipart, policies::policy<>()); |
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} |
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#ifdef BOOST_HAS_LONG_LONG |
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template <class T, class Policy> |
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inline T modf(const T& v, boost::long_long_type* ipart, const Policy& pol) |
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{ |
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*ipart = lltrunc(v, pol); |
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return v - *ipart; |
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} |
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template <class T> |
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inline T modf(const T& v, boost::long_long_type* ipart) |
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{ |
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return modf(v, ipart, policies::policy<>()); |
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} |
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#endif |
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}} // namespaces |
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#endif // BOOST_MATH_MODF_HPP
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