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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.
- //---------------------------------------------------------------------------//
- #define BOOST_TEST_MODULE TestFunctionalUnpack
- #include <boost/test/unit_test.hpp>
- #include <boost/compute/system.hpp>
- #include <boost/compute/algorithm/copy_n.hpp>
- #include <boost/compute/algorithm/transform.hpp>
- #include <boost/compute/container/vector.hpp>
- #include <boost/compute/iterator/zip_iterator.hpp>
- #include <boost/compute/functional/detail/unpack.hpp>
- #include "check_macros.hpp"
- #include "context_setup.hpp"
- namespace compute = boost::compute;
- BOOST_AUTO_TEST_CASE(plus_int)
- {
- int data1[] = { 1, 3, 5, 7 };
- int data2[] = { 2, 4, 6, 8 };
- compute::vector<int> input1(4, context);
- compute::vector<int> input2(4, context);
- compute::copy_n(data1, 4, input1.begin(), queue);
- compute::copy_n(data2, 4, input2.begin(), queue);
- compute::vector<int> output(4, context);
- compute::transform(
- compute::make_zip_iterator(
- boost::make_tuple(input1.begin(), input2.begin())
- ),
- compute::make_zip_iterator(
- boost::make_tuple(input1.end(), input2.end())
- ),
- output.begin(),
- compute::detail::unpack(compute::plus<int>()),
- queue
- );
- CHECK_RANGE_EQUAL(int, 4, output, (3, 7, 11, 15));
- }
- BOOST_AUTO_TEST_CASE(fma_float)
- {
- float data1[] = { 1, 3, 5, 7 };
- float data2[] = { 2, 4, 6, 8 };
- float data3[] = { 0, 9, 1, 2 };
- compute::vector<float> input1(4, context);
- compute::vector<float> input2(4, context);
- compute::vector<float> input3(4, context);
- compute::copy_n(data1, 4, input1.begin(), queue);
- compute::copy_n(data2, 4, input2.begin(), queue);
- compute::copy_n(data3, 4, input3.begin(), queue);
- compute::vector<int> output(4, context);
- compute::transform(
- compute::make_zip_iterator(
- boost::make_tuple(input1.begin(), input2.begin(), input3.begin())
- ),
- compute::make_zip_iterator(
- boost::make_tuple(input1.end(), input2.end(), input3.begin())
- ),
- output.begin(),
- compute::detail::unpack(compute::fma<float>()),
- queue
- );
- }
- BOOST_AUTO_TEST_CASE(subtract_int2)
- {
- using compute::int2_;
- int data[] = { 4, 2, 5, 1, 6, 3, 7, 0 };
- compute::vector<int2_> input(4, context);
- compute::copy_n(reinterpret_cast<int2_ *>(data), 4, input.begin(), queue);
- compute::vector<int> output(4, context);
- compute::transform(
- input.begin(),
- input.end(),
- output.begin(),
- compute::detail::unpack(compute::minus<int>()),
- queue
- );
- CHECK_RANGE_EQUAL(int, 4, output, (2, 4, 3, 7));
- }
- BOOST_AUTO_TEST_SUITE_END()
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