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/* Copyright 2022. Uecker Lab, University Medical Center Göttingen.
* All rights reserved. Use of this source code is governed by
* a BSD-style license which can be found in the LICENSE file.
*
* Authors:
* 2022 Moritz Blumenthal
*/
#include <complex.h>
#include <assert.h>
#include "num/multind.h"
#include "num/rand.h"
#include "num/init.h"
#include "num/flpmath.h"
#include "utest.h"
static bool test_cuda_compress(void)
{
enum { N = 5 };
const long dims[N] = { 4, 1, 9, 2, 2 };
complex float* _ptr1 = md_alloc_gpu(N, dims, CFL_SIZE);
md_gaussian_rand(N, dims, _ptr1);
float* ptr1 = (float*)_ptr1;
md_sgreatequal(N, dims, ptr1, ptr1, 0.);
void* compress = md_compress(N, dims, ptr1);
float* ptr2 = md_alloc_gpu(N, dims, FL_SIZE);
md_decompress(N, dims, ptr2, compress);
float err = md_nrmse(N, dims, ptr2, ptr1);
md_free(ptr1);
md_free(ptr2);
md_free(compress);
UT_ASSERT(err < UT_TOL);
}
UT_GPU_REGISTER_TEST(test_cuda_compress);
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