1*e24b481bSBarry Smith /* $Id: baij.h,v 1.11 1998/10/09 19:22:47 bsmith Exp bsmith $ */ 22593348eSBarry Smith 370f55243SBarry Smith #include "src/mat/matimpl.h" 42593348eSBarry Smith #include <math.h> 52593348eSBarry Smith 635aab85fSBarry Smith #if !defined(__BAIJ_H) 735aab85fSBarry Smith #define __BAIJ_H 82593348eSBarry Smith 92593348eSBarry Smith /* 1035aab85fSBarry Smith MATSEQBAIJ format - Block compressed row storage. The i[] and j[] 11*e24b481bSBarry Smith arrays start at 0. 122593348eSBarry Smith */ 132593348eSBarry Smith 142593348eSBarry Smith typedef struct { 152593348eSBarry Smith int sorted; /* if true, rows are sorted by increasing columns */ 162593348eSBarry Smith int roworiented; /* if true, row-oriented input, default */ 173369ce9aSBarry Smith int nonew; /* 1 don't add new nonzeros, -1 generate error on new */ 182593348eSBarry Smith int singlemalloc; /* if true a, i, and j have been obtained with 192593348eSBarry Smith one big malloc */ 202593348eSBarry Smith int m,n; /* rows, columns */ 212a90d852SSatish Balay int bs,bs2; /* block size, square of block size */ 2235aab85fSBarry Smith int mbs,nbs; /* rows/bs, columns/bs */ 232593348eSBarry Smith int nz,maxnz; /* nonzeros, allocated nonzeros */ 242593348eSBarry Smith int *diag; /* pointers to diagonal elements */ 252593348eSBarry Smith int *i; /* pointer to beginning of each row */ 262593348eSBarry Smith int *imax; /* maximum space allocated for each row */ 272593348eSBarry Smith int *ilen; /* actual length of each row */ 282593348eSBarry Smith int *j; /* column values: j + i[k] - 1 is start of row k */ 292593348eSBarry Smith Scalar *a; /* nonzero elements */ 30e51c0b9cSSatish Balay IS row,col,icol; /* index sets, used for reorderings */ 312593348eSBarry Smith Scalar *solve_work; /* work space used in MatSolve */ 322593348eSBarry Smith void *spptr; /* pointer for special library like SuperLU */ 332593348eSBarry Smith int reallocs; /* number of mallocs done during MatSetValues() 3447b4a8eaSLois Curfman McInnes as more values are set then were preallocated */ 354eeb42bcSBarry Smith Scalar *mult_work; /* work array for matrix vector product*/ 3635aab85fSBarry Smith } Mat_SeqBAIJ; 372593348eSBarry Smith 3835aab85fSBarry Smith extern int MatILUFactorSymbolic_SeqBAIJ(Mat,IS,IS,double,int,Mat *); 3935aab85fSBarry Smith extern int MatConvert_SeqBAIJ(Mat,MatType,Mat *); 402e8a6d31SBarry Smith extern int MatDuplicate_SeqBAIJ(Mat,MatDuplicateOption, Mat*); 4135aab85fSBarry Smith extern int MatMarkDiag_SeqBAIJ(Mat); 42*e24b481bSBarry Smith extern int MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering(Mat,Mat*); 43*e24b481bSBarry Smith extern int MatSolve_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 44*e24b481bSBarry Smith extern int MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering(Mat,Mat*); 45*e24b481bSBarry Smith extern int MatSolve_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 462593348eSBarry Smith 472593348eSBarry Smith 482593348eSBarry Smith #endif 49