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 /// @file 9 /// libCEED QFunctions for BP examples using PETSc 10 11 #ifndef common_h 12 #define common_h 13 14 #include <ceed.h> 15 16 // ----------------------------------------------------------------------------- 17 CEED_QFUNCTION(Error)(void *ctx, CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) { 18 const CeedScalar *u = in[0], *target = in[1], *q_data = in[2]; 19 CeedScalar *error = out[0]; 20 for (CeedInt i = 0; i < Q; i++) { 21 error[i] = (u[i] - target[i]) * (u[i] - target[i]) * q_data[i]; 22 } 23 return 0; 24 } 25 26 // ----------------------------------------------------------------------------- 27 CEED_QFUNCTION(Error3)(void *ctx, CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) { 28 const CeedScalar *u = in[0], *target = in[1], *q_data = in[2]; 29 CeedScalar *error = out[0]; 30 for (CeedInt i = 0; i < Q; i++) { 31 error[i + 0 * Q] = (u[i + 0 * Q] - target[i + 0 * Q]) * (u[i + 0 * Q] - target[i + 0 * Q]) * q_data[i]; 32 error[i + 1 * Q] = (u[i + 1 * Q] - target[i + 1 * Q]) * (u[i + 1 * Q] - target[i + 1 * Q]) * q_data[i]; 33 error[i + 2 * Q] = (u[i + 2 * Q] - target[i + 2 * Q]) * (u[i + 2 * Q] - target[i + 2 * Q]) * q_data[i]; 34 } 35 return 0; 36 } 37 // ----------------------------------------------------------------------------- 38 39 #endif // common_h 40