1 2 #include <../src/mat/impls/dense/seq/dense.h> 3 4 /* Data stuctures for basic parallel dense matrix */ 5 6 typedef struct { /* used by MatMatMult_MPIDense_MPIDense() */ 7 Mat Ae,Be,Ce; /* matrix in Elemental format */ 8 PetscErrorCode (*destroy)(Mat); 9 } Mat_MatMultDense; 10 11 typedef struct { /* used by MatTransposeMatMult_MPIDense_MPIDense() */ 12 PetscScalar *sendbuf,*atbarray; 13 PetscMPIInt *recvcounts; 14 PetscErrorCode (*destroy)(Mat); 15 } Mat_TransMatMultDense; 16 17 typedef struct { 18 PetscInt nvec; /* this is the n size for the vector one multiplies with */ 19 Mat A; /* local submatrix */ 20 PetscMPIInt size; /* size of communicator */ 21 PetscMPIInt rank; /* rank of proc in communicator */ 22 23 /* The following variables are used for matrix assembly */ 24 PetscBool donotstash; /* Flag indicationg if values should be stashed */ 25 MPI_Request *send_waits; /* array of send requests */ 26 MPI_Request *recv_waits; /* array of receive requests */ 27 PetscInt nsends,nrecvs; /* numbers of sends and receives */ 28 PetscScalar *svalues,*rvalues; /* sending and receiving data */ 29 PetscInt rmax; /* maximum message length */ 30 31 /* The following variables are used for matrix-vector products */ 32 Vec lvec; /* local vector */ 33 VecScatter Mvctx; /* scatter context for vector */ 34 PetscBool roworiented; /* if true, row oriented input (default) */ 35 36 Mat_MatTransMatMult *atb; /* used by MatTransposeMatMult_MPIAIJ_MPIDense */ 37 Mat_TransMatMultDense *atbdense; /* used by MatTransposeMatMult_MPIDense_MPIDense */ 38 Mat_MatMultDense *abdense; /* used by MatMatMult_MPIDense_MPIDense */ 39 } Mat_MPIDense; 40 41 PETSC_INTERN PetscErrorCode MatLoad_MPIDense(Mat,PetscViewer); 42 PETSC_INTERN PetscErrorCode MatSetUpMultiply_MPIDense(Mat); 43 PETSC_INTERN PetscErrorCode MatCreateSubMatrices_MPIDense(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 44 PETSC_INTERN PetscErrorCode MatEqual_MPIDense(Mat,Mat,PetscBool*); 45 PETSC_INTERN PetscErrorCode MatMatMultSymbolic_MPIDense_MPIDense(Mat,Mat,PetscReal,Mat*); 46 PETSC_INTERN PetscErrorCode MatMatMult_MPIAIJ_MPIDense(Mat,Mat,MatReuse,PetscReal,Mat*); 47 PETSC_INTERN PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIDense(Mat,Mat,PetscReal,Mat*); 48 PETSC_INTERN PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIDense(Mat,Mat,Mat); 49 PETSC_INTERN PetscErrorCode MatTransposeMatMult_MPIDense_MPIDense(Mat,Mat,MatReuse,PetscReal,Mat*); 50 PETSC_INTERN PetscErrorCode MatTransposeMatMultSymbolic_MPIDense_MPIDense(Mat,Mat,PetscReal,Mat*); 51 PETSC_INTERN PetscErrorCode MatTransposeMatMultNumeric_MPIDense_MPIDense(Mat,Mat,Mat); 52 53 #if defined(PETSC_HAVE_ELEMENTAL) 54 PETSC_INTERN PetscErrorCode MatMatMult_MPIDense_MPIDense(Mat,Mat,MatReuse,PetscReal,Mat*); 55 PETSC_INTERN PetscErrorCode MatMatMultNumeric_MPIDense_MPIDense(Mat,Mat,Mat); 56 #endif 57