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- //---------------------------------------------------------------------------//
- // Copyright (c) 2013-2014 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.
- //---------------------------------------------------------------------------//
- #define BOOST_TEST_MODULE TestBufferIterator
- #include <boost/test/unit_test.hpp>
- #include <iterator>
- #include <boost/type_traits.hpp>
- #include <boost/static_assert.hpp>
- #include <boost/compute/algorithm/copy.hpp>
- #include <boost/compute/algorithm/reverse.hpp>
- #include <boost/compute/container/vector.hpp>
- #include <boost/compute/iterator/buffer_iterator.hpp>
- #include "check_macros.hpp"
- #include "context_setup.hpp"
- namespace compute = boost::compute;
- BOOST_AUTO_TEST_CASE(value_type)
- {
- BOOST_STATIC_ASSERT((
- boost::is_same<
- compute::buffer_iterator<int>::value_type, int
- >::value
- ));
- BOOST_STATIC_ASSERT((
- boost::is_same<
- compute::buffer_iterator<float>::value_type, float
- >::value
- ));
- }
- BOOST_AUTO_TEST_CASE(reverse_external_buffer_doctest)
- {
- int data[] = { 1, 2, 3 };
- compute::buffer buffer(context, 3 * sizeof(int));
- queue.enqueue_write_buffer(buffer, 0, 3 * sizeof(int), data);
- cl_mem external_mem_obj = buffer.get();
- //! [reverse_external_buffer]
- // create a buffer object wrapping the cl_mem object
- boost::compute::buffer buf(external_mem_obj);
- // reverse the values in the buffer
- boost::compute::reverse(
- boost::compute::make_buffer_iterator<int>(buf, 0),
- boost::compute::make_buffer_iterator<int>(buf, 3),
- queue
- );
- //! [reverse_external_buffer]
- queue.enqueue_read_buffer(buf, 0, 3 * sizeof(int), data);
- BOOST_CHECK_EQUAL(data[0], 3);
- BOOST_CHECK_EQUAL(data[1], 2);
- BOOST_CHECK_EQUAL(data[2], 1);
- }
- BOOST_AUTO_TEST_SUITE_END()
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