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