ceph/src/boost/libs/numeric/odeint/include/boost/numeric/odeint/external/vexcl/vexcl_abs.hpp

   1 /*
   2   [auto_generated]
   3   boost/numeric/odeint/external/vexcl/vexcl_abs.hpp
   4
   5   [begin_description]
   6   abs() specialization for vexcl
   7   [end_description]
   8
   9   Copyright 2009-2013 Karsten Ahnert
  10   Copyright 2009-2013 Mario Mulansky
  11
  12   Distributed under the Boost Software License, Version 1.0.
  13   (See accompanying file LICENSE_1_0.txt or
  14   copy at http://www.boost.org/LICENSE_1_0.txt)
  15 */
  16
  17
  18 #ifndef BOOST_NUMERIC_ODEINT_EXTERNAL_VEXCL_VEXCL_ABS_HPP_DEFINED
  19 #define BOOST_NUMERIC_ODEINT_EXTERNAL_VEXCL_VEXCL_ABS_HPP_DEFINED
  20
  21 #include <vexcl/vector.hpp>
  22 #include <vexcl/multivector.hpp>
  23 #include <vexcl/operations.hpp>
  24
  25 namespace vex {
  26
  27 template <typename T, size_t N>
  28 typename std::enable_if<
  29     std::is_integral<T>::value,
  30     typename boost::proto::result_of::make_expr<
  31         boost::proto::tag::function,
  32         abs_func,
  33         const vex::multivector<T, N>&
  34     >::type const
  35 >::type
  36 abs(const multivector<T, N> &arg) {
  37     return boost::proto::make_expr<boost::proto::tag::function>(
  38             abs_func(),
  39             boost::ref(arg)
  40             );
  41 }
  42
  43 template <typename T, size_t N>
  44 typename std::enable_if<
  45     !std::is_integral<T>::value,
  46     typename boost::proto::result_of::make_expr<
  47         boost::proto::tag::function,
  48         fabs_func,
  49         const vex::multivector<T, N>&
  50     >::type const
  51 >::type
  52 abs(const multivector<T, N> &arg) {
  53     return boost::proto::make_expr<boost::proto::tag::function>(
  54             fabs_func(),
  55             boost::ref(arg)
  56             );
  57 }
  58
  59 } // namespace vex
  60
  61 #endif // BOOST_NUMERIC_ODEINT_EXTERNAL_VEXCL_VEXCL_ABS_HPP_DEFINED