1*e37c484bSBarry Smith /* $Id: baij.h,v 1.25 2000/05/10 16:40:51 bsmith Exp bsmith $ */ 22593348eSBarry Smith 370f55243SBarry Smith #include "src/mat/matimpl.h" 42593348eSBarry Smith 535aab85fSBarry Smith #if !defined(__BAIJ_H) 635aab85fSBarry Smith #define __BAIJ_H 72593348eSBarry Smith 82593348eSBarry Smith /* 935aab85fSBarry Smith MATSEQBAIJ format - Block compressed row storage. The i[] and j[] 10e24b481bSBarry Smith arrays start at 0. 112593348eSBarry Smith */ 122593348eSBarry Smith 132593348eSBarry Smith typedef struct { 14c4992f7dSBarry Smith PetscTruth sorted; /* if true, rows are sorted by increasing columns */ 15c4992f7dSBarry Smith PetscTruth roworiented; /* if true, row-oriented input, default */ 163369ce9aSBarry Smith int nonew; /* 1 don't add new nonzeros, -1 generate error on new */ 17c4992f7dSBarry Smith PetscTruth singlemalloc; /* if true a, i, and j have been obtained with 182593348eSBarry Smith one big malloc */ 192593348eSBarry Smith int m,n; /* rows, columns */ 202a90d852SSatish Balay int bs,bs2; /* block size, square of block size */ 2135aab85fSBarry Smith int mbs,nbs; /* rows/bs, columns/bs */ 222593348eSBarry Smith int nz,maxnz; /* nonzeros, allocated nonzeros */ 232593348eSBarry Smith int *diag; /* pointers to diagonal elements */ 242593348eSBarry Smith int *i; /* pointer to beginning of each row */ 252593348eSBarry Smith int *imax; /* maximum space allocated for each row */ 262593348eSBarry Smith int *ilen; /* actual length of each row */ 272593348eSBarry Smith int *j; /* column values: j + i[k] - 1 is start of row k */ 283f1db9ecSBarry Smith MatScalar *a; /* nonzero elements */ 29e51c0b9cSSatish Balay IS row,col,icol; /* index sets, used for reorderings */ 302593348eSBarry Smith Scalar *solve_work; /* work space used in MatSolve */ 312593348eSBarry Smith void *spptr; /* pointer for special library like SuperLU */ 322593348eSBarry Smith int reallocs; /* number of mallocs done during MatSetValues() 3347b4a8eaSLois Curfman McInnes as more values are set then were preallocated */ 344eeb42bcSBarry Smith Scalar *mult_work; /* work array for matrix vector product*/ 357fc3c18eSBarry Smith Scalar *saved_values; 36c4992f7dSBarry Smith 37c4992f7dSBarry Smith PetscTruth keepzeroedrows; /* if true, MatZeroRows() will not change nonzero structure */ 38a377f70aSBarry Smith 39a377f70aSBarry Smith #if defined(PETSC_USE_MAT_SINGLE) 40e7592fafSBarry Smith int setvalueslen; 41a377f70aSBarry Smith MatScalar *setvaluescopy; /* area double precision values in MatSetValuesXXX() are copied 42a377f70aSBarry Smith before calling MatSetValuesXXX_SeqBAIJ_MatScalar() */ 43a377f70aSBarry Smith #endif 4435aab85fSBarry Smith } Mat_SeqBAIJ; 452593348eSBarry Smith 46ca44d042SBarry Smith EXTERN int MatILUFactorSymbolic_SeqBAIJ(Mat,IS,IS,MatILUInfo*,Mat *); 47ca44d042SBarry Smith EXTERN int MatConvert_SeqBAIJ(Mat,MatType,Mat *); 48ca44d042SBarry Smith EXTERN int MatDuplicate_SeqBAIJ(Mat,MatDuplicateOption,Mat*); 49ca44d042SBarry Smith EXTERN int MatMarkDiagonal_SeqBAIJ(Mat); 50be3590efSBarry Smith 51*e37c484bSBarry Smith EXTERN int MatSolve_SeqBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 52ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_1_NaturalOrdering(Mat,Vec,Vec); 53ca44d042SBarry Smith EXTERN int MatLUFactorNumeric_SeqBAIJ_2_NaturalOrdering(Mat,Mat*); 54ca44d042SBarry Smith EXTERN int MatSolve_SeqBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 55ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_2_NaturalOrdering(Mat,Vec,Vec); 56ca44d042SBarry Smith EXTERN int MatLUFactorNumeric_SeqBAIJ_3_NaturalOrdering(Mat,Mat*); 57ca44d042SBarry Smith EXTERN int MatSolve_SeqBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 58ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_3_NaturalOrdering(Mat,Vec,Vec); 59ca44d042SBarry Smith EXTERN int MatLUFactorNumeric_SeqBAIJ_4_NaturalOrdering(Mat,Mat*); 60ca44d042SBarry Smith EXTERN int MatSolve_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 61ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_4_NaturalOrdering(Mat,Vec,Vec); 62ca44d042SBarry Smith EXTERN int MatLUFactorNumeric_SeqBAIJ_5_NaturalOrdering(Mat,Mat*); 63ca44d042SBarry Smith EXTERN int MatSolve_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 64ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_5_NaturalOrdering(Mat,Vec,Vec); 65ca44d042SBarry Smith EXTERN int MatLUFactorNumeric_SeqBAIJ_6_NaturalOrdering(Mat,Mat*); 66ca44d042SBarry Smith EXTERN int MatSolve_SeqBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 67ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_6_NaturalOrdering(Mat,Vec,Vec); 68ca44d042SBarry Smith EXTERN int MatLUFactorNumeric_SeqBAIJ_7_NaturalOrdering(Mat,Mat*); 69ca44d042SBarry Smith EXTERN int MatSolve_SeqBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 70ca44d042SBarry Smith EXTERN int MatSolveTranspose_SeqBAIJ_7_NaturalOrdering(Mat,Vec,Vec); 712593348eSBarry Smith 722593348eSBarry Smith #endif 73