xref: /petsc/src/mat/impls/sbaij/seq/sbaij.h (revision 09f3b4e5628a00a1eaf17d80982cfbcc515cc9c1)
1 
2 #if !defined(__SBAIJ_H)
3 #define __SBAIJ_H
4 #include "src/mat/matimpl.h"
5 #include "src/mat/impls/baij/seq/baij.h"
6 
7 /*
8   MATSEQSBAIJ format - Block compressed row storage. The i[] and j[]
9   arrays start at 0.
10 */
11 
12 typedef struct {
13   SEQBAIJHEADER
14   PetscInt         *inew;        /* pointer to beginning of each row of reordered matrix */
15   PetscInt         *jnew;        /* column values: jnew + i[k] is start of row k */
16   MatScalar        *anew;        /* nonzero diagonal and superdiagonal elements of reordered matrix */
17   PetscScalar      *solves_work; /* work space used in MatSolves */
18   PetscInt         solves_work_n;/* size of solves_work */
19   PetscInt         *a2anew;        /* map used for symm permutation */
20   PetscTruth       permute;        /* if true, a non-trivial permutation is used for factorization */
21   PetscTruth       ignore_ltriangular; /* if true, ignore the lower triangular values inserted by users */
22   PetscTruth       getrow_utriangular; /* if true, MatGetRow_SeqSBAIJ() is enabled to get the upper part of the row */
23 } Mat_SeqSBAIJ;
24 
25 EXTERN_C_BEGIN
26 EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation_SeqSBAIJ(Mat,PetscInt,PetscInt,PetscInt*);
27 EXTERN_C_END
28 EXTERN PetscErrorCode MatICCFactorSymbolic_SeqSBAIJ(Mat,IS,MatFactorInfo*,Mat *);
29 EXTERN PetscErrorCode MatDuplicate_SeqSBAIJ(Mat,MatDuplicateOption,Mat*);
30 EXTERN PetscErrorCode MatMarkDiagonal_SeqSBAIJ(Mat);
31 
32 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
33 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_1_NaturalOrdering(Mat,Vec,Vec);
34 
35 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_2_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
36 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_2_NaturalOrdering(Mat,Vec,Vec);
37 
38 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_3_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
39 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_3_NaturalOrdering(Mat,Vec,Vec);
40 
41 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_4_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
42 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_4_NaturalOrdering(Mat,Vec,Vec);
43 
44 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_5_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
45 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_5_NaturalOrdering(Mat,Vec,Vec);
46 
47 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_6_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
48 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_6_NaturalOrdering(Mat,Vec,Vec);
49 
50 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_7_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
51 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_7_NaturalOrdering(Mat,Vec,Vec);
52 
53 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_N_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
54 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_N_NaturalOrdering(Mat,Vec,Vec);
55 
56 EXTERN PetscErrorCode MatRelax_SeqSBAIJ(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
57 EXTERN PetscErrorCode MatLoad_SeqSBAIJ(PetscViewer, MatType,Mat*);
58 
59 #endif
60