1*a0154adeSJed Brown // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. 2*a0154adeSJed Brown // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 3*a0154adeSJed Brown // 4*a0154adeSJed Brown // SPDX-License-Identifier: BSD-2-Clause 5*a0154adeSJed Brown // 6*a0154adeSJed Brown // This file is part of CEED: http://github.com/ceed 7*a0154adeSJed Brown 8*a0154adeSJed Brown /** 9*a0154adeSJed Brown @brief Ceed QFunction for applying the mass matrix on a vector system 10*a0154adeSJed Brown with three components 11*a0154adeSJed Brown **/ 12*a0154adeSJed Brown 13*a0154adeSJed Brown #ifndef vectormassapply_h 14*a0154adeSJed Brown #define vectormassapply_h 15*a0154adeSJed Brown 16*a0154adeSJed Brown CEED_QFUNCTION(Vector3MassApply)(void *ctx, const CeedInt Q, 17*a0154adeSJed Brown const CeedScalar *const *in, CeedScalar *const *out) { 18*a0154adeSJed Brown // *INDENT-OFF* 19*a0154adeSJed Brown // in[0] is u, size (Q) 20*a0154adeSJed Brown // in[1] is quadrature data, size (Q) 21*a0154adeSJed Brown const CeedScalar (*u)[CEED_Q_VLA] = (const CeedScalar(*)[CEED_Q_VLA])in[0], 22*a0154adeSJed Brown *q_data = in[1]; 23*a0154adeSJed Brown // out[0] is v, size (Q) 24*a0154adeSJed Brown CeedScalar (*v)[CEED_Q_VLA] = (CeedScalar(*)[CEED_Q_VLA])out[0]; 25*a0154adeSJed Brown // *INDENT-ON* 26*a0154adeSJed Brown 27*a0154adeSJed Brown const CeedInt num_comp = 3; 28*a0154adeSJed Brown 29*a0154adeSJed Brown // Quadrature point loop 30*a0154adeSJed Brown CeedPragmaSIMD 31*a0154adeSJed Brown for (CeedInt i=0; i<Q; i++) { 32*a0154adeSJed Brown for (CeedInt c=0; c<num_comp; c++) { 33*a0154adeSJed Brown v[c][i] = u[c][i] * q_data[i]; 34*a0154adeSJed Brown } 35*a0154adeSJed Brown } // End of Quadrature Point Loop 36*a0154adeSJed Brown 37*a0154adeSJed Brown return CEED_ERROR_SUCCESS; 38*a0154adeSJed Brown } 39*a0154adeSJed Brown 40*a0154adeSJed Brown #endif // vectormassapply_h 41