1 /* $Id: baij.h,v 1.30 2001/06/22 00:12:08 buschelm Exp $ */ 2 3 #include "src/mat/matimpl.h" 4 5 #if !defined(__BAIJ_H) 6 #define __BAIJ_H 7 8 /* 9 MATSEQBAIJ format - Block compressed row storage. The i[] and j[] 10 arrays start at 0. 11 */ 12 13 typedef struct { 14 PetscTruth sorted; /* if true, rows are sorted by increasing columns */ 15 PetscTruth roworiented; /* if true, row-oriented input, default */ 16 int nonew; /* 1 don't add new nonzeros, -1 generate error on new */ 17 PetscTruth singlemalloc; /* if true a, i, and j have been obtained with 18 one big malloc */ 19 int bs,bs2; /* block size, square of block size */ 20 int mbs,nbs; /* rows/bs, columns/bs */ 21 int nz,maxnz; /* nonzeros, allocated nonzeros */ 22 int *diag; /* pointers to diagonal elements */ 23 int *i; /* pointer to beginning of each row */ 24 int *imax; /* maximum space allocated for each row */ 25 int *ilen; /* actual length of each row */ 26 int *j; /* column values: j + i[k] - 1 is start of row k */ 27 MatScalar *a; /* nonzero elements */ 28 IS row,col,icol; /* index sets, used for reorderings */ 29 Scalar *solve_work; /* work space used in MatSolve */ 30 void *spptr; /* pointer for special library like SuperLU */ 31 int reallocs; /* number of mallocs done during MatSetValues() 32 as more values are set then were preallocated */ 33 Scalar *mult_work; /* work array for matrix vector product*/ 34 Scalar *saved_values; 35 36 PetscTruth keepzeroedrows; /* if true, MatZeroRows() will not change nonzero structure */ 37 PetscTruth single_precision_solves; /* if true, use single precision for triangular solves */ 38 39 #if defined(PETSC_USE_MAT_SINGLE) 40 int setvalueslen; 41 MatScalar *setvaluescopy; /* area double precision values in MatSetValuesXXX() are copied 42 before calling MatSetValuesXXX_SeqBAIJ_MatScalar() */ 43 #endif 44 } Mat_SeqBAIJ; 45 46 EXTERN int MatILUFactorSymbolic_SeqBAIJ(Mat,IS,IS,MatILUInfo*,Mat *); 47 EXTERN int MatDuplicate_SeqBAIJ(Mat,MatDuplicateOption,Mat*); 48 EXTERN int MatMarkDiagonal_SeqBAIJ(Mat); 49 50 EXTERN int MatLUFactorNumeric_SeqBAIJ_1(Mat,Mat*); 51 EXTERN int MatSolve_SeqBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 52 EXTERN int MatSolveTranspose_SeqBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 53 EXTERN int MatLUFactorNumeric_SeqBAIJ_2_NaturalOrdering(Mat,Mat*); 54 EXTERN int MatSolve_SeqBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 55 EXTERN int MatSolveTranspose_SeqBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 56 EXTERN int MatLUFactorNumeric_SeqBAIJ_3_NaturalOrdering(Mat,Mat*); 57 EXTERN int MatSolve_SeqBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 58 EXTERN int MatSolveTranspose_SeqBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 59 EXTERN int MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering(Mat,Mat*); 60 EXTERN int MatSolve_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 61 EXTERN int MatSolveTranspose_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 62 #ifdef PETSC_HAVE_SSE 63 EXTERN int MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering_SSE(Mat,Mat*); 64 EXTERN int MatSolve_SeqBAIJ_4_NaturalOrdering_SSE_Demotion(Mat,Vec,Vec); 65 #endif 66 EXTERN int MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering(Mat,Mat*); 67 EXTERN int MatSolve_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 68 EXTERN int MatSolveTranspose_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 69 EXTERN int MatLUFactorNumeric_SeqBAIJ_6_NaturalOrdering(Mat,Mat*); 70 EXTERN int MatSolve_SeqBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 71 EXTERN int MatSolveTranspose_SeqBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 72 EXTERN int MatLUFactorNumeric_SeqBAIJ_7_NaturalOrdering(Mat,Mat*); 73 EXTERN int MatSolve_SeqBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 74 EXTERN int MatSolveTranspose_SeqBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 75 EXTERN int MatSeqBAIJ_UpdateFactorizerSolver_NaturalOrdering(Mat); 76 77 #endif 78