71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
//---------------------------------------------------------------------------//
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// Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#define BOOST_TEST_MODULE TestMappedView
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#include <boost/test/unit_test.hpp>
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#include <boost/compute/system.hpp>
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#include <boost/compute/algorithm/copy.hpp>
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#include <boost/compute/algorithm/sort.hpp>
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#include <boost/compute/algorithm/reduce.hpp>
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#include <boost/compute/container/mapped_view.hpp>
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#include "check_macros.hpp"
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#include "context_setup.hpp"
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namespace compute = boost::compute;
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BOOST_AUTO_TEST_CASE(fill)
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{
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int data[] = { 1, 2, 3, 4, 5, 6, 7, 8 };
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for(int i = 0; i < 8; i++){
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BOOST_CHECK_EQUAL(data[i], i+1);
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}
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compute::mapped_view<int> view(data, 8, context);
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compute::fill(view.begin(), view.end(), 4, queue);
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view.map(CL_MAP_READ, queue);
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for(int i = 0; i < 8; i++){
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BOOST_CHECK_EQUAL(data[i], 4);
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}
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view.unmap(queue);
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}
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BOOST_AUTO_TEST_CASE(sort)
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{
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int data[] = { 5, 2, 3, 1, 8, 7, 4, 9 };
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compute::mapped_view<int> view(data, 8, context);
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compute::sort(view.begin(), view.end(), queue);
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view.map(CL_MAP_READ, queue);
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BOOST_CHECK_EQUAL(data[0], 1);
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BOOST_CHECK_EQUAL(data[7], 9);
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view.unmap(queue);
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}
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BOOST_AUTO_TEST_CASE(mapped_view_reduce_doctest)
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{
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//! [reduce]
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// create data array on the host
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int data[] = { 5, 2, 3, 1, 8, 7, 4, 9 };
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boost::compute::mapped_view<int> view(data, 8, context);
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// use reduce() to calculate the sum on the device
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int sum = 0;
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boost::compute::reduce(view.begin(), view.end(), &sum, queue);
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//! [reduce]
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BOOST_CHECK_EQUAL(sum, 39);
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}
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BOOST_AUTO_TEST_SUITE_END()
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