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 #ifndef __CUDACC__ 24 # include <math.h> 25 #endif 26 27 // ----------------------------------------------------------------------------- 28 // True solution for linear elasticity manufactured solution 29 // ----------------------------------------------------------------------------- 30 CEED_QFUNCTION(MMSTrueSoln)(void *ctx, const CeedInt Q, 31 const CeedScalar *const *in, 32 CeedScalar *const *out) { 33 // Inputs 34 const CeedScalar *coords = in[0]; 35 36 // Outputs 37 CeedScalar *true_soln = out[0]; 38 39 // Quadrature Point Loop 40 CeedPragmaSIMD 41 for (CeedInt i=0; i<Q; i++) { 42 // Setup 43 CeedScalar x = coords[i+0*Q], y = coords[i+1*Q], z = coords[i+2*Q]; 44 45 // True solution 46 // -- Component 1 47 true_soln[i+0*Q] = exp(2*x)*sin(3*y)*cos(4*z)/1e8; 48 49 // -- Component 2 50 true_soln[i+1*Q] = exp(3*y)*sin(4*z)*cos(2*x)/1e8; 51 52 // -- Component 3 53 true_soln[i+2*Q] = exp(4*z)*sin(2*x)*cos(3*y)/1e8; 54 55 } // End of Quadrature Point Loop 56 57 return 0; 58 } 59 // ----------------------------------------------------------------------------- 60 61 #endif // End MANUFACTURED_TRUE_H 62