ceph/src/boost/boost/compute/utility/source.hpp

   1 //---------------------------------------------------------------------------//
   2 // Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com>
   3 //
   4 // Distributed under the Boost Software License, Version 1.0
   5 // See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt
   7 //
   8 // See http://boostorg.github.com/compute for more information.
   9 //---------------------------------------------------------------------------//
  10
  11 #ifndef BOOST_COMPUTE_UTILITY_SOURCE_HPP
  12 #define BOOST_COMPUTE_UTILITY_SOURCE_HPP
  13
  14 /// Stringizes OpenCL source code.
  15 ///
  16 /// For example, to create a simple kernel which squares each input value:
  17 /// \code
  18 /// const char source[] = BOOST_COMPUTE_STRINGIZE_SOURCE(
  19 ///     __kernel void square(const float *input, float *output)
  20 ///     {
  21 ///         const uint i = get_global_id(0);
  22 ///         const float x = input[i];
  23 ///         output[i] = x * x;
  24 ///     }
  25 /// );
  26 ///
  27 /// // create and build square program
  28 /// program square_program = program::build_with_source(source, context);
  29 ///
  30 /// // create square kernel
  31 /// kernel square_kernel(square_program, "square");
  32 /// \endcode
  33 #ifdef BOOST_COMPUTE_DOXYGEN_INVOKED
  34 #define BOOST_COMPUTE_STRINGIZE_SOURCE(source)
  35 #else
  36 #define BOOST_COMPUTE_STRINGIZE_SOURCE(...) #__VA_ARGS__
  37 #endif
  38
  39 #endif // BOOST_COMPUTE_UTILITY_SOURCE_HPP