xref: /petsc/src/ksp/pc/impls/factor/factor.h (revision 853170213946f745f70941b14c22455e5c54846f)
135bd34faSBarry Smith /*
2e1222f9fSBarry Smith    Private data structure for ILU/ICC/LU/Cholesky preconditioners.
335bd34faSBarry Smith */
435bd34faSBarry Smith #if !defined(__FACTOR_H)
535bd34faSBarry Smith #define __FACTOR_H
635bd34faSBarry Smith 
735bd34faSBarry Smith #include "private/pcimpl.h"                /*I "petscpc.h" I*/
835bd34faSBarry Smith 
935bd34faSBarry Smith typedef struct {
1035bd34faSBarry Smith   Mat               fact;             /* factored matrix */
1135bd34faSBarry Smith   MatFactorInfo     info;
1235bd34faSBarry Smith   MatOrderingType   ordering;         /* matrix reordering */
1335bd34faSBarry Smith   MatSolverPackage  solvertype;
1435bd34faSBarry Smith } PC_Factor;
1535bd34faSBarry Smith 
16*85317021SBarry Smith EXTERN_C_BEGIN
17*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetZeroPivot_Factor(PC,PetscReal);
18*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetShiftNonzero_Factor(PC,PetscReal);
19*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetShiftPd_Factor(PC,PetscTruth);
20*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetUseDropTolerance_Factor(PC,PetscReal,PetscReal,PetscInt);
21*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetFill_Factor(PC,PetscReal);
22*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetMatOrderingType_Factor(PC,const MatOrderingType);
23*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetLevels_Factor(PC,PetscInt);
24*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetAllowDiagonalFill_Factor(PC);
25*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetPivotInBlocks_Factor(PC,PetscTruth);
26*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetShiftInBlocks_Factor(PC,PetscReal);
27*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorGetMatrix_Factor(PC,Mat*);
28*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetMatSolverPackage_Factor(PC,const MatSolverPackage);
29*85317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetPivoting_Factor(PC,PetscReal);
30*85317021SBarry Smith EXTERN_C_END
31*85317021SBarry Smith 
3235bd34faSBarry Smith #endif
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