1 // Copyright (c) 2017-2023, 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 #ifndef petsc_ops_h 9 #define petsc_ops_h 10 11 #include <ceed.h> 12 #include <petscdm.h> 13 14 typedef struct OperatorApplyContext_ *OperatorApplyContext; 15 struct OperatorApplyContext_ { 16 DM dm_x, dm_y; 17 Vec X_loc, Y_loc; 18 CeedVector x_ceed, y_ceed; 19 CeedOperator op; 20 Ceed ceed; 21 }; 22 23 PetscErrorCode OperatorApplyContextCreate(DM dm_x, DM dm_y, Ceed ceed, CeedOperator op_apply, CeedVector x_ceed, CeedVector y_ceed, Vec X_loc, 24 Vec Y_loc, OperatorApplyContext *op_apply_ctx); 25 PetscErrorCode OperatorApplyContextDestroy(OperatorApplyContext op_apply_ctx); 26 PetscErrorCode MatGetDiag_Ceed(Mat A, Vec D); 27 PetscErrorCode MatMult_Ceed(Mat A, Vec X, Vec Y); 28 PetscErrorCode CreateMatShell_Ceed(OperatorApplyContext ctx, Mat *mat); 29 30 PetscErrorCode VecP2C(Vec X_petsc, PetscMemType *mem_type, CeedVector x_ceed); 31 PetscErrorCode VecC2P(CeedVector x_ceed, PetscMemType mem_type, Vec X_petsc); 32 PetscErrorCode VecReadP2C(Vec X_petsc, PetscMemType *mem_type, CeedVector x_ceed); 33 PetscErrorCode VecReadC2P(CeedVector x_ceed, PetscMemType mem_type, Vec X_petsc); 34 PetscErrorCode VecCopyP2C(Vec X_petsc, CeedVector x_ceed); 35 PetscErrorCode CeedOperatorCreateLocalVecs(CeedOperator op, VecType vec_type, MPI_Comm comm, Vec *input, Vec *output); 36 VecType DMReturnVecType(DM dm); 37 38 PetscErrorCode ApplyCeedOperatorGlobalToGlobal(Vec X, Vec Y, OperatorApplyContext ctx); 39 PetscErrorCode ApplyCeedOperatorGlobalToLocal(Vec X, Vec Y_loc, OperatorApplyContext ctx); 40 PetscErrorCode ApplyCeedOperatorLocalToGlobal(Vec X_loc, Vec Y, OperatorApplyContext ctx); 41 PetscErrorCode ApplyCeedOperatorLocalToLocal(Vec X_loc, Vec Y_loc, OperatorApplyContext ctx); 42 PetscErrorCode ApplyAddCeedOperatorLocalToLocal(Vec X_loc, Vec Y_loc, OperatorApplyContext ctx); 43 44 PetscErrorCode DMGetLocalVectorInfo(DM dm, PetscInt *local_size, PetscInt *global_size, VecType *vec_type); 45 PetscErrorCode DMGetGlobalVectorInfo(DM dm, PetscInt *local_size, PetscInt *global_size, VecType *vec_type); 46 #endif // petsc_ops_h 47