1 // Copyright (c) 2017, Lawrence Livermore National Security, LLC. Produced at 2 // the Lawrence Livermore National Laboratory. LLNL-CODE-734707. All Rights 3 // reserved. See files LICENSE and NOTICE for details. 4 // 5 // This file is part of CEED, a collection of benchmarks, miniapps, software 6 // libraries and APIs for efficient high-order finite element and spectral 7 // element discretizations for exascale applications. For more information and 8 // source code availability see http://github.com/ceed. 9 // 10 // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC, 11 // a collaborative effort of two U.S. Department of Energy organizations (Office 12 // of Science and the National Nuclear Security Administration) responsible for 13 // the planning and preparation of a capable exascale ecosystem, including 14 // software, applications, hardware, advanced system engineering and early 15 // testbed platforms, in support of the nation's exascale computing imperative. 16 17 /// @file 18 /// Linear elasticity manufactured solution true solution for solid mechanics example using PETSc 19 20 #ifndef MANUFACTURED_TRUE_H 21 #define MANUFACTURED_TRUE_H 22 23 #include <math.h> 24 25 // ----------------------------------------------------------------------------- 26 // True solution for linear elasticity manufactured solution 27 // ----------------------------------------------------------------------------- 28 CEED_QFUNCTION(MMSTrueSoln)(void *ctx, const CeedInt Q, 29 const CeedScalar *const *in, 30 CeedScalar *const *out) { 31 // Inputs 32 const CeedScalar *coords = in[0]; 33 34 // Outputs 35 CeedScalar *true_soln = out[0]; 36 37 // Quadrature Point Loop 38 CeedPragmaSIMD 39 for (CeedInt i=0; i<Q; i++) { 40 // Setup 41 CeedScalar x = coords[i+0*Q], y = coords[i+1*Q], z = coords[i+2*Q]; 42 43 // True solution 44 // -- Component 1 45 true_soln[i+0*Q] = exp(2*x)*sin(3*y)*cos(4*z)/1e8; 46 47 // -- Component 2 48 true_soln[i+1*Q] = exp(3*y)*sin(4*z)*cos(2*x)/1e8; 49 50 // -- Component 3 51 true_soln[i+2*Q] = exp(4*z)*sin(2*x)*cos(3*y)/1e8; 52 53 } // End of Quadrature Point Loop 54 55 return 0; 56 } 57 // ----------------------------------------------------------------------------- 58 59 #endif // End MANUFACTURED_TRUE_H 60