xref: /libCEED/examples/fluids/qfunctions/strong_boundary_conditions.h (revision 9330daecb0fc008043eec1b94c46ef7aecbb00cd)
1 // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3 //
4 // SPDX-License-Identifier: BSD-2-Clause
5 //
6 // This file is part of CEED:  http://github.com/ceed
7 
8 #ifndef strong_boundary_conditions_h
9 #define strong_boundary_conditions_h
10 
11 #include <ceed.h>
12 
13 CEED_QFUNCTION(SetupStrongBC)(void *ctx, CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) {
14   // Inputs
15   const CeedScalar(*coords)[CEED_Q_VLA]       = (const CeedScalar(*)[CEED_Q_VLA])in[0];
16   const CeedScalar(*multiplicity)[CEED_Q_VLA] = (const CeedScalar(*)[CEED_Q_VLA])in[1];
17 
18   // Outputs
19   CeedScalar(*coords_stored)[CEED_Q_VLA] = (CeedScalar(*)[CEED_Q_VLA])out[0];
20   CeedScalar(*scale_stored)              = (CeedScalar(*))out[1];
21 
22   CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) {
23     for (int j = 0; j < 3; j++) coords_stored[j][i] = coords[j][i];
24     scale_stored[i] = 1.0 / multiplicity[0][i];
25   }
26   return 0;
27 }
28 
29 #endif  // strong_boundary_conditions_h
30