xref: /libCEED/examples/solids/qfunctions/manufactured-true.h (revision 5aed82e4fa97acf4ba24a7f10a35f5303a6798e0)
1*5aed82e4SJeremy 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.
35754ecacSJeremy L Thompson //
43d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause
55754ecacSJeremy L Thompson //
63d8e8822SJeremy L Thompson // This file is part of CEED:  http://github.com/ceed
75754ecacSJeremy L Thompson 
85754ecacSJeremy L Thompson /// @file
95754ecacSJeremy L Thompson /// Linear elasticity manufactured solution true solution for solid mechanics example using PETSc
105754ecacSJeremy L Thompson 
115754ecacSJeremy L Thompson #ifndef MANUFACTURED_TRUE_H
125754ecacSJeremy L Thompson #define MANUFACTURED_TRUE_H
135754ecacSJeremy L Thompson 
14c9c2c079SJeremy L Thompson #include <ceed.h>
155754ecacSJeremy L Thompson #include <math.h>
165754ecacSJeremy L Thompson 
175754ecacSJeremy L Thompson // -----------------------------------------------------------------------------
185754ecacSJeremy L Thompson // True solution for linear elasticity manufactured solution
195754ecacSJeremy L Thompson // -----------------------------------------------------------------------------
202b730f8bSJeremy L Thompson CEED_QFUNCTION(MMSTrueSoln)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) {
215754ecacSJeremy L Thompson   // Inputs
225754ecacSJeremy L Thompson   const CeedScalar *coords = in[0];
235754ecacSJeremy L Thompson 
245754ecacSJeremy L Thompson   // Outputs
255754ecacSJeremy L Thompson   CeedScalar *true_soln = out[0];
265754ecacSJeremy L Thompson 
275754ecacSJeremy L Thompson   // Quadrature Point Loop
282b730f8bSJeremy L Thompson   CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) {
295754ecacSJeremy L Thompson     // Setup
305754ecacSJeremy L Thompson     CeedScalar x = coords[i + 0 * Q], y = coords[i + 1 * Q], z = coords[i + 2 * Q];
315754ecacSJeremy L Thompson 
325754ecacSJeremy L Thompson     // True solution
335754ecacSJeremy L Thompson     // -- Component 1
345754ecacSJeremy L Thompson     true_soln[i + 0 * Q] = exp(2 * x) * sin(3 * y) * cos(4 * z) / 1e8;
355754ecacSJeremy L Thompson 
365754ecacSJeremy L Thompson     // -- Component 2
375754ecacSJeremy L Thompson     true_soln[i + 1 * Q] = exp(3 * y) * sin(4 * z) * cos(2 * x) / 1e8;
385754ecacSJeremy L Thompson 
395754ecacSJeremy L Thompson     // -- Component 3
405754ecacSJeremy L Thompson     true_soln[i + 2 * Q] = exp(4 * z) * sin(2 * x) * cos(3 * y) / 1e8;
415754ecacSJeremy L Thompson 
425754ecacSJeremy L Thompson   }  // End of Quadrature Point Loop
435754ecacSJeremy L Thompson 
445754ecacSJeremy L Thompson   return 0;
455754ecacSJeremy L Thompson }
465754ecacSJeremy L Thompson // -----------------------------------------------------------------------------
475754ecacSJeremy L Thompson 
485754ecacSJeremy L Thompson #endif  // End MANUFACTURED_TRUE_H
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