1 // Copyright (c) 2017-2026, 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 /// @file
9 /// Linear elasticity manufactured solution true solution for solid mechanics example using PETSc
10
11 #include <ceed/types.h>
12 #ifndef CEED_RUNNING_JIT_PASS
13 #include <math.h>
14 #endif
15
16 // -----------------------------------------------------------------------------
17 // True solution for linear elasticity manufactured solution
18 // -----------------------------------------------------------------------------
MMSTrueSoln(void * ctx,const CeedInt Q,const CeedScalar * const * in,CeedScalar * const * out)19 CEED_QFUNCTION(MMSTrueSoln)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) {
20 // Inputs
21 const CeedScalar *coords = in[0];
22
23 // Outputs
24 CeedScalar *true_soln = out[0];
25
26 // Quadrature Point Loop
27 CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) {
28 // Setup
29 CeedScalar x = coords[i + 0 * Q], y = coords[i + 1 * Q], z = coords[i + 2 * Q];
30
31 // True solution
32 // -- Component 1
33 true_soln[i + 0 * Q] = exp(2 * x) * sin(3 * y) * cos(4 * z) / 1e8;
34
35 // -- Component 2
36 true_soln[i + 1 * Q] = exp(3 * y) * sin(4 * z) * cos(2 * x) / 1e8;
37
38 // -- Component 3
39 true_soln[i + 2 * Q] = exp(4 * z) * sin(2 * x) * cos(3 * y) / 1e8;
40
41 } // End of Quadrature Point Loop
42
43 return 0;
44 }
45 // -----------------------------------------------------------------------------
46