annotate DEPENDENCIES/generic/include/boost/math/special_functions/modf.hpp @ 16:2665513ce2d3

Add boost headers
author Chris Cannam
date Tue, 05 Aug 2014 11:11:38 +0100
parents
children c530137014c0
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Chris@16 1 // Copyright John Maddock 2007.
Chris@16 2 // Use, modification and distribution are subject to the
Chris@16 3 // Boost Software License, Version 1.0. (See accompanying file
Chris@16 4 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16 5
Chris@16 6 #ifndef BOOST_MATH_MODF_HPP
Chris@16 7 #define BOOST_MATH_MODF_HPP
Chris@16 8
Chris@16 9 #ifdef _MSC_VER
Chris@16 10 #pragma once
Chris@16 11 #endif
Chris@16 12
Chris@16 13 #include <boost/math/tools/config.hpp>
Chris@16 14 #include <boost/math/special_functions/trunc.hpp>
Chris@16 15
Chris@16 16 namespace boost{ namespace math{
Chris@16 17
Chris@16 18 template <class T, class Policy>
Chris@16 19 inline T modf(const T& v, T* ipart, const Policy& pol)
Chris@16 20 {
Chris@16 21 *ipart = trunc(v, pol);
Chris@16 22 return v - *ipart;
Chris@16 23 }
Chris@16 24 template <class T>
Chris@16 25 inline T modf(const T& v, T* ipart)
Chris@16 26 {
Chris@16 27 return modf(v, ipart, policies::policy<>());
Chris@16 28 }
Chris@16 29
Chris@16 30 template <class T, class Policy>
Chris@16 31 inline T modf(const T& v, int* ipart, const Policy& pol)
Chris@16 32 {
Chris@16 33 *ipart = itrunc(v, pol);
Chris@16 34 return v - *ipart;
Chris@16 35 }
Chris@16 36 template <class T>
Chris@16 37 inline T modf(const T& v, int* ipart)
Chris@16 38 {
Chris@16 39 return modf(v, ipart, policies::policy<>());
Chris@16 40 }
Chris@16 41
Chris@16 42 template <class T, class Policy>
Chris@16 43 inline T modf(const T& v, long* ipart, const Policy& pol)
Chris@16 44 {
Chris@16 45 *ipart = ltrunc(v, pol);
Chris@16 46 return v - *ipart;
Chris@16 47 }
Chris@16 48 template <class T>
Chris@16 49 inline T modf(const T& v, long* ipart)
Chris@16 50 {
Chris@16 51 return modf(v, ipart, policies::policy<>());
Chris@16 52 }
Chris@16 53
Chris@16 54 #ifdef BOOST_HAS_LONG_LONG
Chris@16 55 template <class T, class Policy>
Chris@16 56 inline T modf(const T& v, boost::long_long_type* ipart, const Policy& pol)
Chris@16 57 {
Chris@16 58 *ipart = lltrunc(v, pol);
Chris@16 59 return v - *ipart;
Chris@16 60 }
Chris@16 61 template <class T>
Chris@16 62 inline T modf(const T& v, boost::long_long_type* ipart)
Chris@16 63 {
Chris@16 64 return modf(v, ipart, policies::policy<>());
Chris@16 65 }
Chris@16 66 #endif
Chris@16 67
Chris@16 68 }} // namespaces
Chris@16 69
Chris@16 70 #endif // BOOST_MATH_MODF_HPP