1a0154adeSJed Brown // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. 2a0154adeSJed Brown // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 3a0154adeSJed Brown // 4a0154adeSJed Brown // SPDX-License-Identifier: BSD-2-Clause 5a0154adeSJed Brown // 6a0154adeSJed Brown // This file is part of CEED: http://github.com/ceed 7a0154adeSJed Brown 8a0154adeSJed Brown /** 9ea61e9acSJeremy L Thompson @brief Ceed QFunction for applying the 1D Poisson operator on a vector system with three components 10a0154adeSJed Brown **/ 11a0154adeSJed Brown 12*94b7b29bSJeremy L Thompson #ifndef CEED_VECTORPOISSON1DAPPLY_H 13*94b7b29bSJeremy L Thompson #define CEED_VECTORPOISSON1DAPPLY_H 14a0154adeSJed Brown 15c9c2c079SJeremy L Thompson #include <ceed.h> 16c9c2c079SJeremy L Thompson 172b730f8bSJeremy L Thompson CEED_QFUNCTION(Vector3Poisson1DApply)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) { 18a0154adeSJed Brown // in[0] is gradient u, shape [1, nc=3, Q] 19a0154adeSJed Brown // in[1] is quadrature data, size (Q) 202b730f8bSJeremy L Thompson const CeedScalar(*ug)[CEED_Q_VLA] = (const CeedScalar(*)[CEED_Q_VLA])in[0], (*q_data) = in[1]; 21a0154adeSJed Brown // out[0] is output to multiply against gradient v, shape [1, nc=3, Q] 22a0154adeSJed Brown CeedScalar(*vg)[CEED_Q_VLA] = (CeedScalar(*)[CEED_Q_VLA])out[0]; 23a0154adeSJed Brown 24a0154adeSJed Brown const CeedInt num_comp = 3; 25a0154adeSJed Brown 26a0154adeSJed Brown // Quadrature point loop 272b730f8bSJeremy L Thompson CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) { 28a0154adeSJed Brown for (CeedInt c = 0; c < num_comp; c++) { 29a0154adeSJed Brown vg[c][i] = ug[c][i] * q_data[i]; 30a0154adeSJed Brown } 31a0154adeSJed Brown } // End of Quadrature Point Loop 32a0154adeSJed Brown 33a0154adeSJed Brown return CEED_ERROR_SUCCESS; 34a0154adeSJed Brown } 35a0154adeSJed Brown 36*94b7b29bSJeremy L Thompson #endif // CEED_VECTORPOISSON1DAPPLY_H 37