44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
//---------------------------------------------------------------------------//
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// Copyright (c) 2013 Muhammad Junaid Muzammil <mjunaidmuzammil@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://kylelutz.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#include <boost/compute/random/threefry_engine.hpp>
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#include <boost/compute/container/vector.hpp>
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#include <boost/compute/command_queue.hpp>
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#include <boost/compute/context.hpp>
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#include <boost/compute/device.hpp>
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#include <boost/compute/system.hpp>
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#include <iostream>
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int main()
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{
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using boost::compute::uint_;
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boost::compute::device device = boost::compute::system::default_device();
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boost::compute::context context(device);
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boost::compute::command_queue queue(context, device);
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boost::compute::threefry_engine<> rng(queue);
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boost::compute::vector<uint_> vector_ctr(20, context);
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uint32_t ctr[20];
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for(int i = 0; i < 10; i++) {
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ctr[i*2] = i;
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ctr[i*2+1] = 0;
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}
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boost::compute::copy(ctr, ctr+20, vector_ctr.begin(), queue);
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rng.generate(vector_ctr.begin(), vector_ctr.end(), queue);
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boost::compute::copy(vector_ctr.begin(), vector_ctr.end(), ctr, queue);
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for(int i = 0; i < 10; i++) {
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std::cout << std::hex << ctr[i*2] << " " << ctr[i*2+1] << std::endl;
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}
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return 0;
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}
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