xref: /petsc/src/mat/impls/aij/mpi/mpiaij.h (revision c0d3702ca30225eeea1ff74c3f774b54b12a6185)
18a729477SBarry Smith 
23369ce9aSBarry Smith #if !defined(__MPIAIJ_H)
33369ce9aSBarry Smith #define __MPIAIJ_H
43369ce9aSBarry Smith 
53369ce9aSBarry Smith #include "src/mat/impls/aij/seq/aij.h"
632b39ab2SSatish Balay #include "src/sys/ctable.h"
78a729477SBarry Smith 
88a729477SBarry Smith typedef struct {
9180e1086SBarry Smith   int           *rowners,*cowners;     /* ranges owned by each processor */
108c386bf4SBarry Smith   int           rstart,rend;           /* starting and ending owned rows */
118c386bf4SBarry Smith   int           cstart,cend;           /* starting and ending owned columns */
128c386bf4SBarry Smith   Mat           A,B;                   /* local submatrices: A (diag part),
138c386bf4SBarry Smith                                            B (off-diag part) */
148c386bf4SBarry Smith   int           size;                   /* size of communicator */
158c386bf4SBarry Smith   int           rank;                   /* rank of proc in communicator */
168c386bf4SBarry Smith 
178c386bf4SBarry Smith   /* The following variables are used for matrix assembly */
188c386bf4SBarry Smith 
197c922b88SBarry Smith   PetscTruth    donotstash;             /* PETSC_TRUE if off processor entries dropped */
208c386bf4SBarry Smith   MPI_Request   *send_waits;            /* array of send requests */
218c386bf4SBarry Smith   MPI_Request   *recv_waits;            /* array of receive requests */
228c386bf4SBarry Smith   int           nsends,nrecvs;         /* numbers of sends and receives */
23ea709b57SSatish Balay   PetscScalar   *svalues,*rvalues;     /* sending and receiving data */
248c386bf4SBarry Smith   int           rmax;                   /* maximum message length */
25ac2a4f0dSBarry Smith #if defined (PETSC_USE_CTABLE)
26ac2a4f0dSBarry Smith   PetscTable    colmap;
2732b39ab2SSatish Balay #else
288c386bf4SBarry Smith   int           *colmap;                /* local col number of off-diag col */
2932b39ab2SSatish Balay #endif
30b0a32e0cSBarry Smith   int           *garray;                /* global index of all off-processor columns */
318c386bf4SBarry Smith 
328c386bf4SBarry Smith   /* The following variables are used for matrix-vector products */
338c386bf4SBarry Smith 
348c386bf4SBarry Smith   Vec           lvec;              /* local vector */
358c386bf4SBarry Smith   VecScatter    Mvctx;             /* scatter context for vector */
367c922b88SBarry Smith   PetscTruth    roworiented;       /* if true, row-oriented input, default true */
373369ce9aSBarry Smith 
383369ce9aSBarry Smith   /* The following variables are for MatGetRow() */
393369ce9aSBarry Smith 
403369ce9aSBarry Smith   int           *rowindices;       /* column indices for row */
41ea709b57SSatish Balay   PetscScalar   *rowvalues;        /* nonzero values in row */
423369ce9aSBarry Smith   PetscTruth    getrowactive;      /* indicates MatGetRow(), not restored */
43b0a32e0cSBarry Smith 
44180e1086SBarry Smith } Mat_MPIAIJ;
453369ce9aSBarry Smith 
463a7fca6bSBarry Smith EXTERN int MatSetColoring_MPIAIJ(Mat,ISColoring);
473a7fca6bSBarry Smith EXTERN int MatSetValuesAdic_MPIAIJ(Mat,void*);
483a7fca6bSBarry Smith EXTERN int MatSetValuesAdifor_MPIAIJ(Mat,int,void*);
4997304618SKris Buschelman EXTERN int MatSetUpMultiply_MPIAIJ(Mat);
5097304618SKris Buschelman EXTERN int DisAssemble_MPIAIJ(Mat);
5197304618SKris Buschelman EXTERN int MatSetValues_SeqAIJ(Mat,int,int*,int,int*,PetscScalar*,InsertMode);
5297304618SKris Buschelman EXTERN int MatGetRow_SeqAIJ(Mat,int,int*,int**,PetscScalar**);
5397304618SKris Buschelman EXTERN int MatRestoreRow_SeqAIJ(Mat,int,int*,int**,PetscScalar**);
5497304618SKris Buschelman EXTERN int MatPrintHelp_SeqAIJ(Mat);
5597304618SKris Buschelman EXTERN int MatDuplicate_MPIAIJ(Mat,MatDuplicateOption,Mat *);
5697304618SKris Buschelman EXTERN int MatIncreaseOverlap_MPIAIJ(Mat,int,IS [],int);
5797304618SKris Buschelman EXTERN int MatFDColoringCreate_MPIAIJ(Mat,ISColoring,MatFDColoring);
5897304618SKris Buschelman EXTERN int MatGetSubMatrices_MPIAIJ (Mat,int,const IS[],const IS[],MatReuse,Mat *[]);
5997304618SKris Buschelman EXTERN int MatGetSubMatrix_MPIAIJ (Mat,IS,IS,int,MatReuse,Mat *);
60f248c16bSBarry Smith EXTERN int MatLoad_MPIAIJ(PetscViewer,const MatType,Mat*);
6197304618SKris Buschelman EXTERN int MatAXPY_SeqAIJ(const PetscScalar[],Mat,Mat,MatStructure);
621c741599SHong Zhang EXTERN int MatMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*);
63*c0d3702cSSatish Balay EXTERN int MatSetValues_MPIAIJ(Mat,int,const int[],int,const int[],const PetscScalar [],InsertMode);
64*c0d3702cSSatish Balay 
653a7fca6bSBarry Smith 
6697304618SKris Buschelman #if !defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_SINGLE)
6797304618SKris Buschelman EXTERN int MatLUFactorSymbolic_MPIAIJ_TFS(Mat,IS,IS,MatFactorInfo*,Mat*);
6897304618SKris Buschelman #endif
6997304618SKris Buschelman 
7097304618SKris Buschelman EXTERN_C_BEGIN
7197304618SKris Buschelman EXTERN int MatGetDiagonalBlock_MPIAIJ(Mat,PetscTruth *,MatReuse,Mat *);
7297304618SKris Buschelman EXTERN int MatDiagonalScaleLocal_MPIAIJ(Mat,Vec);
7397304618SKris Buschelman EXTERN_C_END
743a7fca6bSBarry Smith 
753369ce9aSBarry Smith #endif
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