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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.
//---------------------------------------------------------------------------//
//[copy_data_example
#include <vector>
#include <boost/compute/algorithm/copy.hpp>
#include <boost/compute/container/vector.hpp>
namespace compute = boost::compute;
int main()
{
// get default device and setup context
compute::device device = compute::system::default_device();
compute::context context(device);
compute::command_queue queue(context, device);
// create data array on host
int host_data[] = { 1, 3, 5, 7, 9 };
// create vector on device
compute::vector<int> device_vector(5, context);
// copy from host to device
compute::copy(
host_data, host_data + 5, device_vector.begin(), queue
);
// create vector on host
std::vector<int> host_vector(5);
// copy data back to host
compute::copy(
device_vector.begin(), device_vector.end(), host_vector.begin(), queue
);
return 0;
}
//]