xref: /petsc/src/mat/impls/dense/seq/dense.h (revision 4c8c32f384357201972f9dd67b0f2e901704fd35)
1 
2 #if !defined(__DENSE_H)
3 #define __DENSE_H
4 #include "src/mat/matimpl.h"
5 
6 
7 /*
8   MATSEQDENSE format - conventional dense Fortran storage (by columns)
9 */
10 
11 typedef struct {
12   PetscScalar  *v;                /* matrix elements */
13   PetscTruth   roworiented;       /* if true, row oriented input (default) */
14   int          pad;               /* padding */
15   PetscBLASInt *pivots;           /* pivots in LU factorization */
16   PetscBLASInt lda;               /* Lapack leading dimension of user data */
17   PetscTruth   user_alloc;        /* true if the user provided the dense data */
18 } Mat_SeqDense;
19 
20 EXTERN PetscErrorCode MatMult_SeqDense(Mat A,Vec,Vec);
21 EXTERN PetscErrorCode MatMultAdd_SeqDense(Mat A,Vec,Vec,Vec);
22 EXTERN PetscErrorCode MatMultTranspose_SeqDense(Mat A,Vec,Vec);
23 EXTERN PetscErrorCode MatMultTransposeAdd_SeqDense(Mat A,Vec,Vec,Vec);
24 
25 #endif
26