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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 TestAsyncWait
- #include <boost/test/unit_test.hpp>
- #include <boost/compute/async/future.hpp>
- #include <boost/compute/async/wait.hpp>
- #include <boost/compute/algorithm/copy.hpp>
- #include <boost/compute/container/vector.hpp>
- #include "check_macros.hpp"
- #include "context_setup.hpp"
- namespace compute = boost::compute;
- BOOST_AUTO_TEST_CASE(empty)
- {
- }
- #ifndef BOOST_COMPUTE_NO_VARIADIC_TEMPLATES
- BOOST_AUTO_TEST_CASE(wait_for_copy)
- {
- // wait list
- compute::wait_list events;
- // create host data array
- int data[] = { 1, 2, 3, 4, 5, 6, 7, 8 };
- // create vector on the device
- compute::vector<int> vector(8, context);
- // fill vector with 9's
- compute::future<void> fill_future =
- compute::fill_async(vector.begin(), vector.end(), 9, queue);
- // wait for fill() to complete
- compute::wait_for_all(fill_future);
- // check data on the device
- CHECK_RANGE_EQUAL(int, 8, vector, (9, 9, 9, 9, 9, 9, 9, 9));
- // copy each pair of values independently and asynchronously
- compute::event copy1 = queue.enqueue_write_buffer_async(
- vector.get_buffer(), 0 * sizeof(int), 2 * sizeof(int), data + 0
- );
- compute::event copy2 = queue.enqueue_write_buffer_async(
- vector.get_buffer(), 2 * sizeof(int), 2 * sizeof(int), data + 2
- );
- compute::event copy3 = queue.enqueue_write_buffer_async(
- vector.get_buffer(), 4 * sizeof(int), 2 * sizeof(int), data + 4
- );
- compute::event copy4 = queue.enqueue_write_buffer_async(
- vector.get_buffer(), 6 * sizeof(int), 2 * sizeof(int), data + 6
- );
- // wait for all copies to complete
- compute::wait_for_all(copy1, copy2, copy3, copy4);
- // check data on the device
- CHECK_RANGE_EQUAL(int, 8, vector, (1, 2, 3, 4, 5, 6, 7, 8));
- }
- #endif // BOOST_COMPUTE_NO_VARIADIC_TEMPLATES
- BOOST_AUTO_TEST_SUITE_END()
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