xref: /libCEED/tests/t401-qfunction.h (revision c0b5abf0f23b15c4f0ada76f8abe9f8d2b6fa247)
15aed82e4SJeremy L Thompson // Copyright (c) 2017-2024, Lawrence Livermore National Security, LLC and other CEED contributors.
23d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
34d537eeaSYohann //
43d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause
54d537eeaSYohann //
63d8e8822SJeremy L Thompson // This file is part of CEED:  http://github.com/ceed
74d537eeaSYohann 
8*c0b5abf0SJeremy L Thompson #include <ceed/types.h>
9c9c2c079SJeremy L Thompson 
102b730f8bSJeremy L Thompson CEED_QFUNCTION(setup)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) {
114d537eeaSYohann   const CeedScalar *w      = in[0];
12d1d35e2fSjeremylt   CeedScalar       *q_data = out[0];
134d537eeaSYohann   for (CeedInt i = 0; i < Q; i++) {
14d1d35e2fSjeremylt     q_data[i] = w[i];
154d537eeaSYohann   }
164d537eeaSYohann   return 0;
174d537eeaSYohann }
184d537eeaSYohann 
192b730f8bSJeremy L Thompson CEED_QFUNCTION(mass)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) {
204d537eeaSYohann   CeedScalar       *scale  = (CeedScalar *)ctx;
21d1d35e2fSjeremylt   const CeedScalar *q_data = in[0], *u = in[1];
224d537eeaSYohann   CeedScalar       *v = out[0];
234d537eeaSYohann   for (CeedInt i = 0; i < Q; i++) {
24d1d35e2fSjeremylt     v[i] = scale[4] * q_data[i] * u[i];
254d537eeaSYohann   }
264d537eeaSYohann   return 0;
274d537eeaSYohann }
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