xref: /petsc/src/mat/impls/sbaij/seq/sbaij.h (revision f349cc8147fd8be7fc2bb8bc6274b020a4c1628f)
149b5e25fSSatish Balay 
249b5e25fSSatish Balay #if !defined(__SBAIJ_H)
349b5e25fSSatish Balay #define __SBAIJ_H
4c833c1fbSBarry Smith #include "src/mat/matimpl.h"
56c6c5352SBarry Smith #include "src/mat/impls/baij/seq/baij.h"
649b5e25fSSatish Balay 
749b5e25fSSatish Balay /*
849b5e25fSSatish Balay   MATSEQSBAIJ format - Block compressed row storage. The i[] and j[]
949b5e25fSSatish Balay   arrays start at 0.
1049b5e25fSSatish Balay */
1149b5e25fSSatish Balay 
1249b5e25fSSatish Balay typedef struct {
136c6c5352SBarry Smith   SEQBAIJHEADER
146c6c5352SBarry Smith 
1513f74950SBarry Smith   PetscInt         *inew;        /* pointer to beginning of each row of reordered matrix */
1613f74950SBarry Smith   PetscInt         *jnew;        /* column values: jnew + i[k] is start of row k */
17a6175056SHong Zhang   MatScalar        *anew;        /* nonzero diagonal and superdiagonal elements of reordered matrix */
18d59c15a7SBarry Smith   PetscScalar      *solves_work; /* work space used in MatSolves */
1913f74950SBarry Smith   PetscInt         solves_work_n;/* size of solves_work */
2013f74950SBarry Smith   PetscInt         *a2anew;        /* map used for symm permutation */
21d36791b2SHong Zhang   PetscTruth       permute;        /* if true, a non-trivial permutation is used for factorization */
22941593c8SHong Zhang   PetscTruth       ignore_ltriangular; /* if true, ignore the lower triangular values inserted by users */
23b00f7748SHong Zhang 
24b45a75daSHong Zhang   /* carry MatFactorInfo from symbolic factor to numeric factor */
2513f74950SBarry Smith   PetscInt         factor_levels;
26b45a75daSHong Zhang   PetscReal        factor_damping;
27f4cce38bSHong Zhang   PetscReal        factor_shift;
28b45a75daSHong Zhang   PetscReal        factor_zeropivot;
2949b5e25fSSatish Balay } Mat_SeqSBAIJ;
3049b5e25fSSatish Balay 
31*f349cc81SSatish Balay EXTERN_C_BEGIN
32ab93d7beSBarry Smith EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation_SeqSBAIJ(Mat,PetscInt,PetscInt,PetscInt*);
33*f349cc81SSatish Balay EXTERN_C_END
34dfbe8321SBarry Smith EXTERN PetscErrorCode MatICCFactorSymbolic_SeqSBAIJ(Mat,IS,MatFactorInfo*,Mat *);
35dfbe8321SBarry Smith EXTERN PetscErrorCode MatDuplicate_SeqSBAIJ(Mat,MatDuplicateOption,Mat*);
36dfbe8321SBarry Smith EXTERN PetscErrorCode MatMarkDiagonal_SeqSBAIJ(Mat);
3749b5e25fSSatish Balay 
38af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
39dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_1_NaturalOrdering(Mat,Vec,Vec);
40266135f8SHong Zhang 
41af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_2_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
42dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_2_NaturalOrdering(Mat,Vec,Vec);
43266135f8SHong Zhang 
44af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_3_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
45dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_3_NaturalOrdering(Mat,Vec,Vec);
46266135f8SHong Zhang 
47af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_4_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
48dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_4_NaturalOrdering(Mat,Vec,Vec);
49266135f8SHong Zhang 
50af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_5_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
51dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_5_NaturalOrdering(Mat,Vec,Vec);
52266135f8SHong Zhang 
53af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_6_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
54dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_6_NaturalOrdering(Mat,Vec,Vec);
55266135f8SHong Zhang 
56af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_7_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
57dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_7_NaturalOrdering(Mat,Vec,Vec);
5849b5e25fSSatish Balay 
59af281ebdSHong Zhang EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_N_NaturalOrdering(Mat,MatFactorInfo*,Mat*);
60dfbe8321SBarry Smith EXTERN PetscErrorCode MatSolve_SeqSBAIJ_N_NaturalOrdering(Mat,Vec,Vec);
61671cb588SHong Zhang 
6213f74950SBarry Smith EXTERN PetscErrorCode MatRelax_SeqSBAIJ(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec);
63dfbe8321SBarry Smith EXTERN PetscErrorCode MatLoad_SeqSBAIJ(PetscViewer,const MatType,Mat*);
64d06b337dSHong Zhang 
6549b5e25fSSatish Balay #endif
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