1 /* $Id: sbaij.h,v 1.21 2001/08/07 03:03:01 balay Exp $ */ 2 3 #if !defined(__SBAIJ_H) 4 #define __SBAIJ_H 5 #include "src/mat/matimpl.h" 6 #include "src/mat/impls/baij/seq/baij.h" 7 8 /* 9 MATSEQSBAIJ format - Block compressed row storage. The i[] and j[] 10 arrays start at 0. 11 */ 12 13 typedef struct { 14 SEQBAIJHEADER 15 16 int *inew; /* pointer to beginning of each row of reordered matrix */ 17 int *jnew; /* column values: jnew + i[k] is start of row k */ 18 MatScalar *anew; /* nonzero diagonal and superdiagonal elements of reordered matrix */ 19 PetscScalar *solves_work; /* work space used in MatSolves */ 20 int solves_work_n;/* size of solves_work */ 21 int *a2anew; /* map used for symm permutation */ 22 PetscTruth permute; /* if true, a non-trivial permutation is used for factorization */ 23 24 /* carry MatFactorInfo from symbolic factor to numeric factor */ 25 int factor_levels; 26 PetscReal factor_damping; 27 PetscReal factor_shift; 28 PetscReal factor_zeropivot; 29 } Mat_SeqSBAIJ; 30 31 EXTERN int MatICCFactorSymbolic_SeqSBAIJ(Mat,IS,MatFactorInfo*,Mat *); 32 EXTERN int MatDuplicate_SeqSBAIJ(Mat,MatDuplicateOption,Mat*); 33 EXTERN int MatMarkDiagonal_SeqSBAIJ(Mat); 34 35 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_1_NaturalOrdering(Mat,Mat*); 36 EXTERN int MatSolve_SeqSBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 37 EXTERN int MatSolveTranspose_SeqSBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 38 39 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_2_NaturalOrdering(Mat,Mat*); 40 EXTERN int MatSolve_SeqSBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 41 EXTERN int MatSolveTranspose_SeqSBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 42 43 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_3_NaturalOrdering(Mat,Mat*); 44 EXTERN int MatSolve_SeqSBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 45 EXTERN int MatSolveTranspose_SeqSBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 46 47 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_4_NaturalOrdering(Mat,Mat*); 48 EXTERN int MatSolve_SeqSBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 49 EXTERN int MatSolveTranspose_SeqSBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 50 51 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_5_NaturalOrdering(Mat,Mat*); 52 EXTERN int MatSolve_SeqSBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 53 EXTERN int MatSolveTranspose_SeqSBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 54 55 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_6_NaturalOrdering(Mat,Mat*); 56 EXTERN int MatSolve_SeqSBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 57 EXTERN int MatSolveTranspose_SeqSBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 58 59 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_7_NaturalOrdering(Mat,Mat*); 60 EXTERN int MatSolve_SeqSBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 61 EXTERN int MatSolveTranspose_SeqSBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 62 63 EXTERN int MatCholeskyFactorNumeric_SeqSBAIJ_N_NaturalOrdering(Mat,Mat*); 64 EXTERN int MatSolve_SeqSBAIJ_N_NaturalOrdering(Mat,Vec,Vec); 65 66 EXTERN int MatRelax_SeqSBAIJ(Mat,Vec,PetscReal,MatSORType,PetscReal,int,int,Vec); 67 EXTERN int MatLoad_SeqSBAIJ(PetscViewer,const MatType,Mat*); 68 69 #endif 70