// 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) | |
#ifndef BOOST_MATH_MODF_HPP | |
#define BOOST_MATH_MODF_HPP | |
#ifdef _MSC_VER | |
#pragma once | |
#endif | |
#include <boost/math/tools/config.hpp> | |
#include <boost/math/special_functions/trunc.hpp> | |
namespace boost{ namespace math{ | |
template <class T, class Policy> | |
inline T modf(const T& v, T* ipart, const Policy& pol) | |
{ | |
*ipart = trunc(v, pol); | |
return v - *ipart; | |
} | |
template <class T> | |
inline T modf(const T& v, T* ipart) | |
{ | |
return modf(v, ipart, policies::policy<>()); | |
} | |
template <class T, class Policy> | |
inline T modf(const T& v, int* ipart, const Policy& pol) | |
{ | |
*ipart = itrunc(v, pol); | |
return v - *ipart; | |
} | |
template <class T> | |
inline T modf(const T& v, int* ipart) | |
{ | |
return modf(v, ipart, policies::policy<>()); | |
} | |
template <class T, class Policy> | |
inline T modf(const T& v, long* ipart, const Policy& pol) | |
{ | |
*ipart = ltrunc(v, pol); | |
return v - *ipart; | |
} | |
template <class T> | |
inline T modf(const T& v, long* ipart) | |
{ | |
return modf(v, ipart, policies::policy<>()); | |
} | |
#ifdef BOOST_HAS_LONG_LONG | |
template <class T, class Policy> | |
inline T modf(const T& v, boost::long_long_type* ipart, const Policy& pol) | |
{ | |
*ipart = lltrunc(v, pol); | |
return v - *ipart; | |
} | |
template <class T> | |
inline T modf(const T& v, boost::long_long_type* ipart) | |
{ | |
return modf(v, ipart, policies::policy<>()); | |
} | |
#endif | |
}} // namespaces | |
#endif // BOOST_MATH_MODF_HPP |