1 // Copyright John Maddock 2008.
3 // Use, modification and distribution are subject to the
4 // Boost Software License, Version 1.0.
5 // (See accompanying file LICENSE_1_0.txt
6 // or copy at http://www.boost.org/LICENSE_1_0.txt)
8 #ifndef BOOST_MATH_SPECIAL_ROUND_FWD_HPP
9 #define BOOST_MATH_SPECIAL_ROUND_FWD_HPP
11 #include <boost/config.hpp>
12 #include <boost/math/tools/promotion.hpp>
23 template <class T, class Policy>
24 typename tools::promote_args<T>::type trunc(const T& v, const Policy& pol);
26 typename tools::promote_args<T>::type trunc(const T& v);
27 template <class T, class Policy>
28 int itrunc(const T& v, const Policy& pol);
30 int itrunc(const T& v);
31 template <class T, class Policy>
32 long ltrunc(const T& v, const Policy& pol);
34 long ltrunc(const T& v);
35 #ifdef BOOST_HAS_LONG_LONG
36 template <class T, class Policy>
37 boost::long_long_type lltrunc(const T& v, const Policy& pol);
39 boost::long_long_type lltrunc(const T& v);
41 template <class T, class Policy>
42 typename tools::promote_args<T>::type round(const T& v, const Policy& pol);
44 typename tools::promote_args<T>::type round(const T& v);
45 template <class T, class Policy>
46 int iround(const T& v, const Policy& pol);
48 int iround(const T& v);
49 template <class T, class Policy>
50 long lround(const T& v, const Policy& pol);
52 long lround(const T& v);
53 #ifdef BOOST_HAS_LONG_LONG
54 template <class T, class Policy>
55 boost::long_long_type llround(const T& v, const Policy& pol);
57 boost::long_long_type llround(const T& v);
59 template <class T, class Policy>
60 T modf(const T& v, T* ipart, const Policy& pol);
62 T modf(const T& v, T* ipart);
63 template <class T, class Policy>
64 T modf(const T& v, int* ipart, const Policy& pol);
66 T modf(const T& v, int* ipart);
67 template <class T, class Policy>
68 T modf(const T& v, long* ipart, const Policy& pol);
70 T modf(const T& v, long* ipart);
71 #ifdef BOOST_HAS_LONG_LONG
72 template <class T, class Policy>
73 T modf(const T& v, boost::long_long_type* ipart, const Policy& pol);
75 T modf(const T& v, boost::long_long_type* ipart);
81 #undef BOOST_MATH_STD_USING
82 #define BOOST_MATH_STD_USING BOOST_MATH_STD_USING_CORE\
83 using boost::math::round;\
84 using boost::math::iround;\
85 using boost::math::lround;\
86 using boost::math::trunc;\
87 using boost::math::itrunc;\
88 using boost::math::ltrunc;\
89 using boost::math::modf;
92 #endif // BOOST_MATH_SPECIAL_ROUND_FWD_HPP