xref: /petsc/src/mat/impls/sbaij/seq/cholmod/cholmodimpl.h (revision a69119a591a03a9d906b29c0a4e9802e4d7c9795)
1 #if !defined(CHOLMODIMPL_H_)
2 #define CHOLMODIMPL_H_
3 
4 #include <petscsys.h>
5 
6 #if defined(PETSC_USE_COMPLEX)
7 #define CHOLMOD_SCALAR_TYPE CHOLMOD_COMPLEX
8 #else
9 #define CHOLMOD_SCALAR_TYPE CHOLMOD_REAL
10 #endif
11 
12 #if defined(PETSC_USE_64BIT_INDICES)
13 #define CHOLMOD_INT_TYPE  CHOLMOD_LONG
14 #define cholmod_X_start   cholmod_l_start
15 #define cholmod_X_analyze cholmod_l_analyze
16 /* the type casts are needed because PetscInt is long long while SuiteSparse_long is long and compilers warn even when they are identical */
17 #define cholmod_X_analyze_p(a, b, c, d, f)   cholmod_l_analyze_p(a, (SuiteSparse_long *)b, (SuiteSparse_long *)c, d, f)
18 #define cholmod_X_copy                       cholmod_l_copy
19 #define cholmod_X_factorize                  cholmod_l_factorize
20 #define cholmod_X_finish                     cholmod_l_finish
21 #define cholmod_X_free_factor                cholmod_l_free_factor
22 #define cholmod_X_free_dense                 cholmod_l_free_dense
23 #define cholmod_X_resymbol(a, b, c, d, f, e) cholmod_l_resymbol(a, (SuiteSparse_long *)b, c, d, f, e)
24 #define cholmod_X_solve                      cholmod_l_solve
25 #define cholmod_X_solve2                     cholmod_l_solve2
26 #define cholmod_X_check_sparse               cholmod_l_check_sparse
27 #else
28 #define CHOLMOD_INT_TYPE       CHOLMOD_INT
29 #define cholmod_X_start        cholmod_start
30 #define cholmod_X_analyze      cholmod_analyze
31 #define cholmod_X_analyze_p    cholmod_analyze_p
32 #define cholmod_X_copy         cholmod_copy
33 #define cholmod_X_factorize    cholmod_factorize
34 #define cholmod_X_finish       cholmod_finish
35 #define cholmod_X_free_factor  cholmod_free_factor
36 #define cholmod_X_free_dense   cholmod_free_dense
37 #define cholmod_X_resymbol     cholmod_resymbol
38 #define cholmod_X_solve        cholmod_solve
39 #define cholmod_X_solve2       cholmod_solve2
40 #define cholmod_X_check_sparse cholmod_check_sparse
41 #endif
42 
43 EXTERN_C_BEGIN
44 #include <cholmod.h>
45 #include <SuiteSparseQR_C.h>
46 EXTERN_C_END
47 
48 typedef struct {
49   PetscErrorCode (*Wrap)(Mat, PetscBool, cholmod_sparse *, PetscBool *, PetscBool *);
50   cholmod_sparse                *matrix;
51   cholmod_factor                *factor;
52   cholmod_common                *common;
53   SuiteSparseQR_C_factorization *spqrfact;
54   PetscBool                      pack;
55   PetscBool                      normal;
56 } Mat_CHOLMOD;
57 
58 PETSC_INTERN PetscErrorCode CholmodStart(Mat);
59 PETSC_INTERN PetscErrorCode MatView_CHOLMOD(Mat, PetscViewer);
60 PETSC_INTERN PetscErrorCode MatCholeskyFactorSymbolic_CHOLMOD(Mat, Mat, IS, const MatFactorInfo *);
61 PETSC_INTERN PetscErrorCode MatGetInfo_CHOLMOD(Mat, MatInfoType, MatInfo *);
62 PETSC_INTERN PetscErrorCode MatDestroy_CHOLMOD(Mat);
63 
64 PETSC_INTERN PetscErrorCode VecWrapCholmod(Vec, PetscInt, cholmod_dense *);
65 PETSC_INTERN PetscErrorCode VecUnWrapCholmod(Vec, PetscInt, cholmod_dense *);
66 PETSC_INTERN PetscErrorCode MatDenseWrapCholmod(Mat, PetscInt, cholmod_dense *);
67 PETSC_INTERN PetscErrorCode MatDenseUnWrapCholmod(Mat, PetscInt, cholmod_dense *);
68 #endif /* CHOLMODIMPL_H_ */
69