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 15 PetscInt *inew; /* pointer to beginning of each row of reordered matrix */ 16 PetscInt *jnew; /* column values: jnew + i[k] is start of row k */ 17 MatScalar *anew; /* nonzero diagonal and superdiagonal elements of reordered matrix */ 18 PetscScalar *solves_work; /* work space used in MatSolves */ 19 PetscInt solves_work_n;/* size of solves_work */ 20 PetscInt *a2anew; /* map used for symm permutation */ 21 PetscTruth permute; /* if true, a non-trivial permutation is used for factorization */ 22 PetscTruth ignore_ltriangular; /* if true, ignore the lower triangular values inserted by users */ 23 24 /* carry MatFactorInfo from symbolic factor to numeric factor */ 25 PetscInt factor_levels; 26 PetscReal factor_damping; 27 PetscReal factor_shift; 28 PetscReal factor_zeropivot; 29 } Mat_SeqSBAIJ; 30 31 EXTERN_C_BEGIN 32 EXTERN PetscErrorCode MatSeqSBAIJSetPreallocation_SeqSBAIJ(Mat,PetscInt,PetscInt,PetscInt*); 33 EXTERN_C_END 34 EXTERN PetscErrorCode MatICCFactorSymbolic_SeqSBAIJ(Mat,IS,MatFactorInfo*,Mat *); 35 EXTERN PetscErrorCode MatDuplicate_SeqSBAIJ(Mat,MatDuplicateOption,Mat*); 36 EXTERN PetscErrorCode MatMarkDiagonal_SeqSBAIJ(Mat); 37 38 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 39 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 40 41 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_2_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 42 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 43 44 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_3_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 45 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 46 47 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_4_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 48 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 49 50 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_5_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 51 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 52 53 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_6_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 54 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 55 56 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_7_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 57 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 58 59 EXTERN PetscErrorCode MatCholeskyFactorNumeric_SeqSBAIJ_N_NaturalOrdering(Mat,MatFactorInfo*,Mat*); 60 EXTERN PetscErrorCode MatSolve_SeqSBAIJ_N_NaturalOrdering(Mat,Vec,Vec); 61 62 EXTERN PetscErrorCode MatRelax_SeqSBAIJ(Mat,Vec,PetscReal,MatSORType,PetscReal,PetscInt,PetscInt,Vec); 63 EXTERN PetscErrorCode MatLoad_SeqSBAIJ(PetscViewer, MatType,Mat*); 64 65 #endif 66