xref: /petsc/src/mat/impls/baij/mpi/mpibaij.h (revision 06d7d4ca3885978eec1eb4c8301e77ae68b234ab)
1 #pragma once
2 #include <../src/mat/impls/baij/seq/baij.h>
3 #include <../src/mat/impls/aij/mpi/mpiaij.h>
4 #include <petsc/private/hashmapi.h>
5 
6 #define MPIBAIJHEADER \
7   MPIAIJHEADER; \
8   PetscInt *rangebs;                            /* rmap->range/bs */ \
9   PetscInt  rstartbs, rendbs, cstartbs, cendbs; /* map values / bs  */ \
10   PetscInt  bs2;                                /* block size, bs2 = bs*bs */ \
11   PetscInt  Mbs, Nbs;                           /* number block rows/cols in matrix; M/bs, N/bs */ \
12   PetscInt  mbs, nbs;                           /* number block rows/cols on processor; m/bs, n/bs */ \
13 \
14   /* The following variables are used for matrix assembly */ \
15   PetscBool subset_off_proc_entries; /* PETSC_TRUE if assembly will always communicate a subset of the entries communicated the first time */ \
16 \
17   /* The following variable is used by blocked matrix assembly */ \
18   MatScalar *barray; /* Block array of size bs2 */ \
19 \
20   /* Some variables to make MatSetValues and others more efficient */ \
21   PetscInt    rstart_bs, rend_bs; \
22   PetscInt    cstart_bs, cend_bs; \
23   PetscInt   *ht; /* Hash table to speed up matrix assembly */ \
24   MatScalar **hd; /* Hash table data */ \
25   PetscInt    ht_size; \
26   PetscInt    ht_total_ct, ht_insert_ct; /* Hash table statistics */ \
27   PetscBool   ht_flag;                   /* Flag to indicate if hash tables are used */ \
28   double      ht_fact;                   /* Factor to determine the HT size */ \
29 \
30   PetscInt   setvalueslen;  /* only used for single precision computations */ \
31   MatScalar *setvaluescopy; /* area double precision values in MatSetValuesXXX() are copied*/ \
32                             /* before calling MatSetValuesXXX_MPIBAIJ_MatScalar() */ \
33   PetscBool      ijonly;    /* used in  MatCreateSubMatrices_MPIBAIJ_local() for getting ij structure only */ \
34   struct _MatOps cops
35 
36 typedef struct {
37   MPIBAIJHEADER;
38 } Mat_MPIBAIJ;
39 
40 PETSC_INTERN PetscErrorCode MatView_MPIBAIJ(Mat, PetscViewer);
41 PETSC_INTERN PetscErrorCode MatLoad_MPIBAIJ(Mat, PetscViewer);
42 PETSC_INTERN PetscErrorCode MatView_MPIBAIJ_Binary(Mat, PetscViewer);
43 PETSC_INTERN PetscErrorCode MatLoad_MPIBAIJ_Binary(Mat, PetscViewer);
44 
45 PETSC_INTERN PetscErrorCode MatCreateColmap_MPIBAIJ_Private(Mat);
46 PETSC_INTERN PetscErrorCode MatCreateSubMatrices_MPIBAIJ(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *[]);
47 PETSC_INTERN PetscErrorCode MatCreateSubMatrices_MPIBAIJ_local(Mat, PetscInt, const IS[], const IS[], MatReuse, Mat *, PetscBool);
48 PETSC_INTERN PetscErrorCode MatCreateSubMatrix_MPIBAIJ_Private(Mat, IS, IS, PetscInt, MatReuse, Mat *, PetscBool);
49 PETSC_INTERN PetscErrorCode MatGetMultiProcBlock_MPIBAIJ(Mat, MPI_Comm, MatReuse, Mat *);
50 PETSC_INTERN PetscErrorCode MatIncreaseOverlap_MPIBAIJ(Mat, PetscInt, IS[], PetscInt);
51 PETSC_INTERN PetscErrorCode MatIncreaseOverlap_MPIBAIJ_Once(Mat, PetscInt, IS *);
52 PETSC_INTERN PetscErrorCode MatMPIBAIJSetPreallocation_MPIBAIJ(Mat B, PetscInt bs, PetscInt d_nz, const PetscInt *d_nnz, PetscInt o_nz, const PetscInt *o_nnz);
53 PETSC_INTERN PetscErrorCode MatAXPYGetPreallocation_MPIBAIJ(Mat, const PetscInt *, Mat, const PetscInt *, PetscInt *);
54 
55 PETSC_INTERN PetscErrorCode MatConjugate_SeqBAIJ(Mat);
56