1 #pragma once 2 3 #include <../src/mat/impls/dense/seq/dense.h> 4 #include <petscsf.h> 5 6 /* Data structures for basic parallel dense matrix */ 7 8 typedef struct { /* used by MatMatMultxxx_MPIDense_MPIDense() */ 9 Mat Ae, Be, Ce; /* matrix in Elemental format */ 10 } Mat_MatMultDense; 11 12 typedef struct { /* used by MatTransposeMatMultXXX_MPIDense_MPIDense() */ 13 PetscScalar *sendbuf; 14 Mat atb; 15 PetscMPIInt *recvcounts; 16 PetscMPIInt tag; 17 } Mat_TransMatMultDense; 18 19 typedef struct { /* used by MatMatTransposeMultxxx_MPIDense_MPIDense() */ 20 PetscScalar *buf[2]; 21 PetscMPIInt tag; 22 PetscMPIInt *recvcounts; 23 PetscMPIInt *recvdispls; 24 PetscInt alg; /* algorithm used */ 25 } Mat_MatTransMultDense; 26 27 typedef struct { 28 Mat A; /* local submatrix */ 29 30 /* The following variables are used for matrix assembly */ 31 PetscBool donotstash; /* Flag indicating if values should be stashed */ 32 MPI_Request *send_waits; /* array of send requests */ 33 MPI_Request *recv_waits; /* array of receive requests */ 34 PetscInt nsends, nrecvs; /* numbers of sends and receives */ 35 PetscScalar *svalues, *rvalues; /* sending and receiving data */ 36 PetscInt rmax; /* maximum message length */ 37 38 /* The following variables are used for matrix-vector products */ 39 Vec lvec; /* local vector */ 40 PetscSF Mvctx; /* for mat-mult communications */ 41 PetscBool roworiented; /* if true, row oriented input (default) */ 42 43 /* Support for MatDenseGetColumnVec and MatDenseGetSubMatrix */ 44 Mat cmat; /* matrix representation of a given subset of columns */ 45 Vec cvec; /* vector representation of a given column */ 46 const PetscScalar *ptrinuse; /* holds array to be restored (just a placeholder) */ 47 PetscInt vecinuse; /* if cvec is in use (col = vecinuse-1) */ 48 PetscInt matinuse; /* if cmat is in use (cbegin = matinuse-1) */ 49 } Mat_MPIDense; 50 51 PETSC_INTERN PetscErrorCode MatSetUpMultiply_MPIDense(Mat); 52 PETSC_INTERN PetscErrorCode MatCreateSubMatrices_MPIDense(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *[]); 53 PETSC_INTERN PetscErrorCode MatProductSetFromOptions_MPIAIJ_MPIDense(Mat); 54 55 PETSC_INTERN PetscErrorCode MatProductSetFromOptions_MPIDense_MPIAIJ(Mat); 56 57 #if defined(PETSC_HAVE_ELEMENTAL) 58 PETSC_INTERN PetscErrorCode MatMatMultSymbolic_Elemental(Mat, Mat, PetscReal, Mat); 59 PETSC_INTERN PetscErrorCode MatMatMultNumeric_Elemental(Mat, Mat, Mat); 60 #endif 61 PETSC_INTERN PetscErrorCode MatConvert_SeqDense_SeqAIJ(Mat A, MatType newtype, MatReuse reuse, Mat *newmat); 62 63 PETSC_INTERN PetscErrorCode MatShift_MPIDense(Mat, PetscScalar); 64 PETSC_INTERN PetscErrorCode MatDenseGetColumnVecWrite_MPIDense(Mat, PetscInt, Vec *); 65 PETSC_INTERN PetscErrorCode MatDenseGetColumnVecRead_MPIDense(Mat, PetscInt, Vec *); 66 PETSC_INTERN PetscErrorCode MatDenseGetColumnVec_MPIDense(Mat, PetscInt, Vec *); 67 PETSC_INTERN PetscErrorCode MatDenseRestoreColumnVecWrite_MPIDense(Mat, PetscInt, Vec *); 68 PETSC_INTERN PetscErrorCode MatDenseRestoreColumnVecRead_MPIDense(Mat, PetscInt, Vec *); 69 PETSC_INTERN PetscErrorCode MatDenseRestoreColumnVec_MPIDense(Mat, PetscInt, Vec *); 70 71 PETSC_INTERN PetscErrorCode MatCreate_MPIDense(Mat); 72 PETSC_INTERN PetscErrorCode MatGetDiagonal_MPIDense(Mat, Vec); 73 74 #if PetscDefined(HAVE_CUDA) 75 PETSC_INTERN PetscErrorCode MatConvert_MPIDense_MPIDenseCUDA(Mat, MatType, MatReuse, Mat *); 76 #endif 77 78 #if PetscDefined(HAVE_HIP) 79 PETSC_INTERN PetscErrorCode MatConvert_MPIDense_MPIDenseHIP(Mat, MatType, MatReuse, Mat *); 80 #endif 81