1 // Copyright (c) 2017-2024, 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 10 #ifndef inverse_multiplicity_h 11 #define inverse_multiplicity_h 12 13 #include <ceed.h> 14 15 // @brief Calculate the inverse of the multiplicity, reducing to a single component 16 CEED_QFUNCTION(InverseMultiplicity)(void *ctx, CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) { 17 const CeedScalar(*multiplicity)[CEED_Q_VLA] = (const CeedScalar(*)[CEED_Q_VLA])in[0]; 18 CeedScalar(*inv_multiplicity) = (CeedScalar(*))out[0]; 19 20 CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) inv_multiplicity[i] = 1.0 / multiplicity[0][i]; 21 return 0; 22 } 23 24 #endif // sgs_dd_utils_h 25