83 lines
3.8 KiB
C++
83 lines
3.8 KiB
C++
/*==============================================================================
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Copyright (c) 2011 Steven Watanabe
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#ifndef BOOST_PHOENIX_CMATH_HPP_INCLUDED
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#define BOOST_PHOENIX_CMATH_HPP_INCLUDED
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#include <boost/phoenix/core/limits.hpp>
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#include <cmath>
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#include <boost/phoenix/function/adapt_callable.hpp>
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#include <boost/type_traits/declval.hpp>
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#include <boost/phoenix/support/iterate.hpp>
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namespace boost {
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#if (defined (BOOST_NO_CXX11_DECLTYPE) || \
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defined (BOOST_INTEL_CXX_VERSION) || \
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(BOOST_GCC_VERSION < 40500) )
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#define BOOST_PHOENIX_MATH_FUNCTION_RESULT_TYPE(name, n) \
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typename proto::detail::uncvref<A0>::type
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#else
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#define BOOST_PHOENIX_MATH_FUNCTION_RESULT_TYPE(name, n) \
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decltype(name(BOOST_PP_ENUM_BINARY_PARAMS( \
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n \
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, boost::declval<typename proto::detail::uncvref<A \
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, >::type>() BOOST_PP_INTERCEPT)))
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#endif
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#define BOOST_PHOENIX_MATH_FUNCTION(name, n) \
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namespace phoenix_impl { \
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struct name ## _impl { \
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template<class Sig> \
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struct result; \
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template<class This, BOOST_PHOENIX_typename_A(n)> \
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struct result<This(BOOST_PHOENIX_A(n))> \
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{ \
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typedef \
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BOOST_PHOENIX_MATH_FUNCTION_RESULT_TYPE(name, n) \
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type; \
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}; \
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template<BOOST_PHOENIX_typename_A(n)> \
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typename result<name ## _impl(BOOST_PHOENIX_A(n))>::type \
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operator()(BOOST_PHOENIX_A_const_ref_a(n)) const { \
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using namespace std; \
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return name(BOOST_PHOENIX_a(n)); \
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} \
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}; \
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} \
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namespace phoenix { \
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BOOST_PHOENIX_ADAPT_CALLABLE(name, phoenix_impl::name ## _impl, n) \
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}
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BOOST_PHOENIX_MATH_FUNCTION(acos, 1)
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BOOST_PHOENIX_MATH_FUNCTION(asin, 1)
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BOOST_PHOENIX_MATH_FUNCTION(atan, 1)
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BOOST_PHOENIX_MATH_FUNCTION(atan2, 2)
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BOOST_PHOENIX_MATH_FUNCTION(ceil, 1)
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BOOST_PHOENIX_MATH_FUNCTION(cos, 1)
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BOOST_PHOENIX_MATH_FUNCTION(cosh, 1)
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BOOST_PHOENIX_MATH_FUNCTION(exp, 1)
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BOOST_PHOENIX_MATH_FUNCTION(fabs, 1)
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BOOST_PHOENIX_MATH_FUNCTION(floor, 1)
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BOOST_PHOENIX_MATH_FUNCTION(fmod, 2)
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BOOST_PHOENIX_MATH_FUNCTION(frexp, 2)
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BOOST_PHOENIX_MATH_FUNCTION(ldexp, 2)
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BOOST_PHOENIX_MATH_FUNCTION(log, 1)
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BOOST_PHOENIX_MATH_FUNCTION(log10, 1)
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BOOST_PHOENIX_MATH_FUNCTION(modf, 2)
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BOOST_PHOENIX_MATH_FUNCTION(pow, 2)
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BOOST_PHOENIX_MATH_FUNCTION(sin, 1)
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BOOST_PHOENIX_MATH_FUNCTION(sinh, 1)
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BOOST_PHOENIX_MATH_FUNCTION(sqrt, 1)
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BOOST_PHOENIX_MATH_FUNCTION(tan, 1)
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BOOST_PHOENIX_MATH_FUNCTION(tanh, 1)
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#undef BOOST_PHOENIX_MATH_FUNCTION
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}
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#endif
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