xref: /petsc/src/mat/impls/sbaij/seq/cholmod/cholmodimpl.h (revision 2b8d69ca7ea5fe9190df62c1dce3bbd66fce84dd)
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 #else
26 #  define CHOLMOD_INT_TYPE          CHOLMOD_INT
27 #  define cholmod_X_start           cholmod_start
28 #  define cholmod_X_analyze         cholmod_analyze
29 #  define cholmod_X_analyze_p       cholmod_analyze_p
30 #  define cholmod_X_copy            cholmod_copy
31 #  define cholmod_X_factorize       cholmod_factorize
32 #  define cholmod_X_finish          cholmod_finish
33 #  define cholmod_X_free_factor     cholmod_free_factor
34 #  define cholmod_X_free_dense      cholmod_free_dense
35 #  define cholmod_X_resymbol        cholmod_resymbol
36 #  define cholmod_X_solve           cholmod_solve
37 #endif
38 
39 EXTERN_C_BEGIN
40 #include <cholmod.h>
41 EXTERN_C_END
42 
43 typedef struct {
44   PetscErrorCode (*Wrap)(Mat,PetscBool,cholmod_sparse*,PetscBool*);
45   PetscErrorCode (*Destroy)(Mat);
46   cholmod_sparse *matrix;
47   cholmod_factor *factor;
48   cholmod_common *common;
49   PetscBool      pack;
50 } Mat_CHOLMOD;
51 
52 PETSC_INTERN PetscErrorCode CholmodStart(Mat);
53 PETSC_INTERN PetscErrorCode MatView_CHOLMOD(Mat,PetscViewer);
54 PETSC_INTERN PetscErrorCode MatCholeskyFactorSymbolic_CHOLMOD(Mat,Mat,IS,const MatFactorInfo*);
55 PETSC_INTERN PetscErrorCode MatDestroy_CHOLMOD(Mat);
56 
57 #endif /* CHOLMODIMPL_H_ */
58