70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
//---------------------------------------------------------------------------//
|
|
// 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 TestBufferIterator
|
|
#include <boost/test/unit_test.hpp>
|
|
|
|
#include <iterator>
|
|
|
|
#include <boost/type_traits.hpp>
|
|
#include <boost/static_assert.hpp>
|
|
|
|
#include <boost/compute/algorithm/copy.hpp>
|
|
#include <boost/compute/algorithm/reverse.hpp>
|
|
#include <boost/compute/container/vector.hpp>
|
|
#include <boost/compute/iterator/buffer_iterator.hpp>
|
|
|
|
#include "check_macros.hpp"
|
|
#include "context_setup.hpp"
|
|
|
|
namespace compute = boost::compute;
|
|
|
|
BOOST_AUTO_TEST_CASE(value_type)
|
|
{
|
|
BOOST_STATIC_ASSERT((
|
|
boost::is_same<
|
|
compute::buffer_iterator<int>::value_type, int
|
|
>::value
|
|
));
|
|
BOOST_STATIC_ASSERT((
|
|
boost::is_same<
|
|
compute::buffer_iterator<float>::value_type, float
|
|
>::value
|
|
));
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(reverse_external_buffer_doctest)
|
|
{
|
|
int data[] = { 1, 2, 3 };
|
|
compute::buffer buffer(context, 3 * sizeof(int));
|
|
queue.enqueue_write_buffer(buffer, 0, 3 * sizeof(int), data);
|
|
|
|
cl_mem external_mem_obj = buffer.get();
|
|
|
|
//! [reverse_external_buffer]
|
|
// create a buffer object wrapping the cl_mem object
|
|
boost::compute::buffer buf(external_mem_obj);
|
|
|
|
// reverse the values in the buffer
|
|
boost::compute::reverse(
|
|
boost::compute::make_buffer_iterator<int>(buf, 0),
|
|
boost::compute::make_buffer_iterator<int>(buf, 3),
|
|
queue
|
|
);
|
|
//! [reverse_external_buffer]
|
|
|
|
queue.enqueue_read_buffer(buf, 0, 3 * sizeof(int), data);
|
|
BOOST_CHECK_EQUAL(data[0], 3);
|
|
BOOST_CHECK_EQUAL(data[1], 2);
|
|
BOOST_CHECK_EQUAL(data[2], 1);
|
|
}
|
|
|
|
BOOST_AUTO_TEST_SUITE_END()
|