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+//---------------------------------------------------------------------------//
+// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@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_REPLACE_COPY_HPP
+#define BOOST_COMPUTE_ALGORITHM_REPLACE_COPY_HPP
+
+#include <iterator>
+
+#include <boost/compute/system.hpp>
+#include <boost/compute/command_queue.hpp>
+#include <boost/compute/algorithm/copy.hpp>
+#include <boost/compute/algorithm/replace.hpp>
+
+namespace boost {
+namespace compute {
+
+/// Copies the value in the range [\p first, \p last) to the range
+/// beginning at \p result while replacing each instance of \p old_value
+/// with \p new_value.
+///
+/// \see replace()
+template<class InputIterator, class OutputIterator, class T>
+inline OutputIterator
+replace_copy(InputIterator first,
+ InputIterator last,
+ OutputIterator result,
+ const T &old_value,
+ const T &new_value,
+ command_queue &queue = system::default_queue())
+{
+ typedef typename std::iterator_traits<OutputIterator>::difference_type difference_type;
+
+ difference_type count = std::distance(first, last);
+ if(count == 0){
+ return result;
+ }
+
+ // copy data to result
+ ::boost::compute::copy(first, last, result, queue);
+
+ // replace in result
+ ::boost::compute::replace(result,
+ result + count,
+ old_value,
+ new_value,
+ queue);
+
+ // return iterator to the end of result
+ return result + count;
+}
+
+} // end compute namespace
+} // end boost namespace
+
+#endif // BOOST_COMPUTE_ALGORITHM_REPLACE_COPY_HPP