1*3d8e8822SJeremy L Thompson // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. 2*3d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 31d102b48SJeremy L Thompson // 4*3d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause 51d102b48SJeremy L Thompson // 6*3d8e8822SJeremy L Thompson // This file is part of CEED: http://github.com/ceed 71d102b48SJeremy L Thompson 81d102b48SJeremy L Thompson CEED_QFUNCTION(setup)(void *ctx, const CeedInt Q, 91d102b48SJeremy L Thompson const CeedScalar *const *in, 101d102b48SJeremy L Thompson CeedScalar *const *out) { 111d102b48SJeremy L Thompson const CeedScalar *weight = in[0], *J = in[1]; 121d102b48SJeremy L Thompson CeedScalar *rho = out[0]; 131d102b48SJeremy L Thompson for (CeedInt i=0; i<Q; i++) { 141d102b48SJeremy L Thompson rho[i] = weight[i] * (J[i+Q*0]*J[i+Q*3] - J[i+Q*1]*J[i+Q*2]); 151d102b48SJeremy L Thompson } 161d102b48SJeremy L Thompson return 0; 171d102b48SJeremy L Thompson } 181d102b48SJeremy L Thompson 191d102b48SJeremy L Thompson CEED_QFUNCTION(mass)(void *ctx, const CeedInt Q, const CeedScalar *const *in, 201d102b48SJeremy L Thompson CeedScalar *const *out) { 211d102b48SJeremy L Thompson const CeedScalar *rho = in[0], *u = in[1]; 221d102b48SJeremy L Thompson CeedScalar *v = out[0]; 231d102b48SJeremy L Thompson for (CeedInt i=0; i<Q; i++) { 241d102b48SJeremy L Thompson v[i] = rho[i] * u[i]; 251d102b48SJeremy L Thompson } 261d102b48SJeremy L Thompson return 0; 271d102b48SJeremy L Thompson } 28