Chris@102: /*
Chris@102:   [auto_generated]
Chris@102:   boost/numeric/odeint/external/vexcl/vexcl_abs.hpp
Chris@102: 
Chris@102:   [begin_description]
Chris@102:   abs() specialization for vexcl
Chris@102:   [end_description]
Chris@102: 
Chris@102:   Copyright 2009-2013 Karsten Ahnert
Chris@102:   Copyright 2009-2013 Mario Mulansky
Chris@102: 
Chris@102:   Distributed under the Boost Software License, Version 1.0.
Chris@102:   (See accompanying file LICENSE_1_0.txt or
Chris@102:   copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@102: */
Chris@102: 
Chris@102: 
Chris@102: #ifndef BOOST_NUMERIC_ODEINT_EXTERNAL_VEXCL_VEXCL_ABS_HPP_DEFINED
Chris@102: #define BOOST_NUMERIC_ODEINT_EXTERNAL_VEXCL_VEXCL_ABS_HPP_DEFINED
Chris@102: 
Chris@102: #include <vexcl/vector.hpp>
Chris@102: #include <vexcl/multivector.hpp>
Chris@102: #include <vexcl/operations.hpp>
Chris@102: 
Chris@102: namespace vex {
Chris@102: 
Chris@102: template <typename T, size_t N>
Chris@102: typename std::enable_if<
Chris@102:     std::is_integral<T>::value,
Chris@102:     typename boost::proto::result_of::make_expr<
Chris@102:         boost::proto::tag::function,
Chris@102:         abs_func,
Chris@102:         const vex::multivector<T, N>&
Chris@102:     >::type const
Chris@102: >::type
Chris@102: abs(const multivector<T, N> &arg) {
Chris@102:     return boost::proto::make_expr<boost::proto::tag::function>(
Chris@102:             abs_func(),
Chris@102:             boost::ref(arg)
Chris@102:             );
Chris@102: }
Chris@102: 
Chris@102: template <typename T, size_t N>
Chris@102: typename std::enable_if<
Chris@102:     !std::is_integral<T>::value,
Chris@102:     typename boost::proto::result_of::make_expr<
Chris@102:         boost::proto::tag::function,
Chris@102:         fabs_func,
Chris@102:         const vex::multivector<T, N>&
Chris@102:     >::type const
Chris@102: >::type
Chris@102: abs(const multivector<T, N> &arg) {
Chris@102:     return boost::proto::make_expr<boost::proto::tag::function>(
Chris@102:             fabs_func(),
Chris@102:             boost::ref(arg)
Chris@102:             );
Chris@102: }
Chris@102: 
Chris@102: } // namespace vex
Chris@102: 
Chris@102: #endif // BOOST_NUMERIC_ODEINT_EXTERNAL_VEXCL_VEXCL_ABS_HPP_DEFINED