1 // Copyright (c) 2017-2026, 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 /** 9 @brief Identity QFunction that copies inputs directly into outputs 10 **/ 11 #include <ceed/types.h> 12 13 typedef struct { 14 CeedInt size; 15 } IdentityCtx; 16 17 CEED_QFUNCTION(Identity)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) { 18 // Ctx holds field size 19 IdentityCtx identity_ctx = *(IdentityCtx *)ctx; 20 const CeedInt size = identity_ctx.size; 21 22 // in[0] is input, size (Q*size) 23 const CeedScalar *input = in[0]; 24 // out[0] is output, size (Q*size) 25 CeedScalar *output = out[0]; 26 27 // Quadrature point loop 28 CeedPragmaSIMD for (CeedInt i = 0; i < Q * size; i++) { output[i] = input[i]; } // End of Quadrature Point Loop 29 return CEED_ERROR_SUCCESS; 30 } 31