xref: /petsc/src/ksp/pc/impls/factor/factor.h (revision ace3abfce6818a63371c0ee8fdb525d96915299c)
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;
14879e8a4dSBarry Smith   MatFactorType     factortype;
1535bd34faSBarry Smith } PC_Factor;
1635bd34faSBarry Smith 
1785317021SBarry Smith EXTERN_C_BEGIN
1885317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetZeroPivot_Factor(PC,PetscReal);
19d90ac83dSHong Zhang extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetShiftType_Factor(PC,MatFactorShiftType);
20d90ac83dSHong Zhang extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetShiftAmount_Factor(PC,PetscReal);
21b7c853c4SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetDropTolerance_Factor(PC,PetscReal,PetscReal,PetscInt);
2285317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetFill_Factor(PC,PetscReal);
2385317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetMatOrderingType_Factor(PC,const MatOrderingType);
2485317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetLevels_Factor(PC,PetscInt);
2585317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetAllowDiagonalFill_Factor(PC);
26*ace3abfcSBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetPivotInBlocks_Factor(PC,PetscBool );
2785317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorGetMatrix_Factor(PC,Mat*);
2885317021SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetMatSolverPackage_Factor(PC,const MatSolverPackage);
297112b564SBarry Smith extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorGetMatSolverPackage_Factor(PC,const MatSolverPackage*);
308ff23777SHong Zhang extern PetscErrorCode PETSCKSP_DLLEXPORT PCFactorSetColumnPivot_Factor(PC,PetscReal);
318ff23777SHong Zhang extern PetscErrorCode PETSCKSP_DLLEXPORT PCSetFromOptions_Factor(PC);
32914a5d51SHong Zhang extern PetscErrorCode PCView_Factor(PC,PetscViewer);
3385317021SBarry Smith EXTERN_C_END
3485317021SBarry Smith 
3535bd34faSBarry Smith #endif
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