141 lines
5.3 KiB
Plaintext
141 lines
5.3 KiB
Plaintext
/* Boost interval/rounded_transc.hpp template implementation file
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*
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* Copyright 2002-2003 Hervé Brönnimann, Guillaume Melquiond, Sylvain Pion
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*
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or
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* copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#ifndef BOOST_NUMERIC_INTERVAL_ROUNDED_TRANSC_HPP
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#define BOOST_NUMERIC_INTERVAL_ROUNDED_TRANSC_HPP
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#include <boost/numeric/interval/rounding.hpp>
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#include <boost/numeric/interval/detail/bugs.hpp>
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#include <boost/config/no_tr1/cmath.hpp>
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namespace boost {
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namespace numeric {
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namespace interval_lib {
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template<class T, class Rounding>
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struct rounded_transc_exact: Rounding
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{
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) { BOOST_NUMERIC_INTERVAL_using_math(f); return f(x); } \
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T f##_up (const T& x) { BOOST_NUMERIC_INTERVAL_using_math(f); return f(x); }
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BOOST_NUMERIC_INTERVAL_new_func(exp)
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BOOST_NUMERIC_INTERVAL_new_func(log)
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BOOST_NUMERIC_INTERVAL_new_func(sin)
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BOOST_NUMERIC_INTERVAL_new_func(cos)
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BOOST_NUMERIC_INTERVAL_new_func(tan)
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BOOST_NUMERIC_INTERVAL_new_func(asin)
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BOOST_NUMERIC_INTERVAL_new_func(acos)
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BOOST_NUMERIC_INTERVAL_new_func(atan)
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BOOST_NUMERIC_INTERVAL_new_func(sinh)
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BOOST_NUMERIC_INTERVAL_new_func(cosh)
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BOOST_NUMERIC_INTERVAL_new_func(tanh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) { BOOST_NUMERIC_INTERVAL_using_ahyp(f); return f(x); } \
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T f##_up (const T& x) { BOOST_NUMERIC_INTERVAL_using_ahyp(f); return f(x); }
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BOOST_NUMERIC_INTERVAL_new_func(asinh)
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BOOST_NUMERIC_INTERVAL_new_func(acosh)
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BOOST_NUMERIC_INTERVAL_new_func(atanh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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};
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template<class T, class Rounding>
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struct rounded_transc_std: Rounding
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{
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_math(f); \
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this->downward(); return this->force_rounding(f(x)); } \
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T f##_up (const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_math(f); \
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this->upward(); return this->force_rounding(f(x)); }
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BOOST_NUMERIC_INTERVAL_new_func(exp)
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BOOST_NUMERIC_INTERVAL_new_func(log)
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BOOST_NUMERIC_INTERVAL_new_func(sin)
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BOOST_NUMERIC_INTERVAL_new_func(cos)
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BOOST_NUMERIC_INTERVAL_new_func(tan)
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BOOST_NUMERIC_INTERVAL_new_func(asin)
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BOOST_NUMERIC_INTERVAL_new_func(acos)
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BOOST_NUMERIC_INTERVAL_new_func(atan)
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BOOST_NUMERIC_INTERVAL_new_func(sinh)
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BOOST_NUMERIC_INTERVAL_new_func(cosh)
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BOOST_NUMERIC_INTERVAL_new_func(tanh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_ahyp(f); \
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this->downward(); return this->force_rounding(f(x)); } \
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T f##_up (const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_ahyp(f); \
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this->upward(); return this->force_rounding(f(x)); }
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BOOST_NUMERIC_INTERVAL_new_func(asinh)
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BOOST_NUMERIC_INTERVAL_new_func(acosh)
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BOOST_NUMERIC_INTERVAL_new_func(atanh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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};
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template<class T, class Rounding>
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struct rounded_transc_opp: Rounding
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{
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_math(f); \
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this->downward(); T y = this->force_rounding(f(x)); \
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this->upward(); return y; } \
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T f##_up (const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_math(f); \
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return this->force_rounding(f(x)); }
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BOOST_NUMERIC_INTERVAL_new_func(exp)
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BOOST_NUMERIC_INTERVAL_new_func(log)
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BOOST_NUMERIC_INTERVAL_new_func(cos)
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BOOST_NUMERIC_INTERVAL_new_func(acos)
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BOOST_NUMERIC_INTERVAL_new_func(cosh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_math(f); \
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return -this->force_rounding(-f(x)); } \
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T f##_up (const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_math(f); \
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return this->force_rounding(f(x)); }
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BOOST_NUMERIC_INTERVAL_new_func(sin)
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BOOST_NUMERIC_INTERVAL_new_func(tan)
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BOOST_NUMERIC_INTERVAL_new_func(asin)
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BOOST_NUMERIC_INTERVAL_new_func(atan)
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BOOST_NUMERIC_INTERVAL_new_func(sinh)
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BOOST_NUMERIC_INTERVAL_new_func(tanh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_ahyp(f); \
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this->downward(); T y = this->force_rounding(f(x)); \
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this->upward(); return y; } \
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T f##_up (const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_ahyp(f); \
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return this->force_rounding(f(x)); }
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BOOST_NUMERIC_INTERVAL_new_func(asinh)
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BOOST_NUMERIC_INTERVAL_new_func(atanh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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# define BOOST_NUMERIC_INTERVAL_new_func(f) \
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T f##_down(const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_ahyp(f); \
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return -this->force_rounding(-f(x)); } \
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T f##_up (const T& x) \
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{ BOOST_NUMERIC_INTERVAL_using_ahyp(f); \
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return this->force_rounding(f(x)); }
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BOOST_NUMERIC_INTERVAL_new_func(acosh)
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# undef BOOST_NUMERIC_INTERVAL_new_func
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};
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} // namespace interval_lib
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} // namespace numeric
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} // namespace boost
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#endif // BOOST_NUMERIC_INTERVAL_ROUNDED_TRANSC_HPP
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