add boost on mac

macx64/include/boost/compute/algorithm/rotate_copy.hpp

@@ -0,0 +1,43 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2014 Roshan <thisisroshansmail@gmail.com>
+//
+// 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
+//
+// See http://boostorg.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+#ifndef BOOST_COMPUTE_ALGORITHM_ROTATE_COPY_HPP
+#define BOOST_COMPUTE_ALGORITHM_ROTATE_COPY_HPP
+
+#include <boost/compute/system.hpp>
+#include <boost/compute/algorithm/copy.hpp>
+
+namespace boost {
+namespace compute {
+
+/// Performs left rotation such that element at n_first comes to the
+/// beginning and the output is stored in range starting at result.
+///
+/// Space complexity: \Omega(1)
+///
+/// \see rotate()
+template<class InputIterator, class OutputIterator>
+inline void rotate_copy(InputIterator first,
+                        InputIterator n_first,
+                        InputIterator last,
+                        OutputIterator result,
+                        command_queue &queue = system::default_queue())
+{
+    size_t count = detail::iterator_range_size(first, n_first);
+    size_t count2 = detail::iterator_range_size(n_first, last);
+
+    ::boost::compute::copy(first+count, last, result, queue);
+    ::boost::compute::copy(first, first+count, result+count2, queue);
+}
+
+} //end compute namespace
+} //end boost namespace
+
+#endif // BOOST_COMPUTE_ALGORITHM_ROTATE_COPY_HPP