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compute/test/test_blas_norm2.cpp
2013-06-24 09:57:22 +02:00

36 lines
1.2 KiB
C++

//---------------------------------------------------------------------------//
// 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://kylelutz.github.com/compute for more information.
//---------------------------------------------------------------------------//
#define BOOST_TEST_MODULE TestBlasNorm2
#include <boost/test/unit_test.hpp>
#include <boost/compute/malloc.hpp>
#include <boost/compute/blas/norm2.hpp>
#include <boost/compute/container/vector.hpp>
#include "context_setup.hpp"
BOOST_AUTO_TEST_CASE(norm2_float)
{
float data[] = { 1.0f, 2.0f, 4.0f, 8.0f, 16.0f };
boost::compute::device_ptr<float> X =
boost::compute::malloc<float>(5, context);
boost::compute::copy(data, data + 5, X, queue);
float norm = boost::compute::blas::norm2(5, X, 1, queue);
BOOST_CHECK_CLOSE(norm, 18.466185312619388f, 1e-4f);
boost::compute::vector<float> vector(data, data + 5, context);
norm = boost::compute::blas::norm2(5, &vector[0], 1, queue);
BOOST_CHECK_CLOSE(norm, 18.466185312619388f, 1e-4f);
}
BOOST_AUTO_TEST_SUITE_END()