1 2 #if !defined(PETSCBAG_H) 3 #define PETSCBAG_H 4 #include <petscsys.h> 5 6 /*S 7 PetscBag - PETSc object that manages a collection of user data including parameters. 8 A bag is essentially a C struct with serialization (you can save it and load it from files). 9 10 Level: beginner 11 12 Sample Usage: 13 $ typedef struct { 14 $ PetscInt height; 15 $ PetscScalar root; 16 $ PetscReal byebye; 17 $ } MyParameters; 18 $ 19 $ PetscBag bag; 20 $ MyParameters *params; 21 $ 22 $ ierr = PetscBagCreate(PETSC_COMM_WORLD,sizeof(MyParameters),&bag); 23 $ ierr = PetscBagGetData(bag,(void **)¶ms); 24 $ ierr = PetscBagSetName(bag,"MyParameters"); 25 $ ierr = PetscBagRegisterInt(bag,¶ms.height,22,"height","Height of the water tower"); 26 $ 27 28 .seealso: PetscBagSetName(), PetscBagGetName(), PetscBagView(), PetscBagLoad(), PetscBagGetData() 29 PetscBagRegisterReal(), PetscBagRegisterInt(), PetscBagRegisterBool(), PetscBagRegisterScalar() 30 PetscBagSetFromOptions(), PetscBagRegisterVec(), PetscBagCreate(), PetscBagDestroy(), PetscBagRegisterEnum() 31 S*/ 32 typedef struct _n_PetscBag* PetscBag; 33 typedef struct _n_PetscBagItem* PetscBagItem; 34 35 PETSC_EXTERN PetscErrorCode PetscBagCreate(MPI_Comm,size_t,PetscBag*); 36 PETSC_EXTERN PetscErrorCode PetscBagDestroy(PetscBag*); 37 PETSC_EXTERN PetscErrorCode PetscBagGetData(PetscBag,void **); 38 PETSC_EXTERN PetscErrorCode PetscBagRegisterReal(PetscBag,void*,PetscReal, const char*, const char*); 39 PETSC_EXTERN PetscErrorCode PetscBagRegisterRealArray(PetscBag,void*,PetscInt, const char*, const char*); 40 PETSC_EXTERN PetscErrorCode PetscBagRegisterString(PetscBag,void*,PetscInt,const char*, const char*, const char*); 41 PETSC_EXTERN PetscErrorCode PetscBagRegisterScalar(PetscBag,void*,PetscScalar,const char*,const char*); 42 PETSC_EXTERN PetscErrorCode PetscBagRegisterInt(PetscBag,void*,PetscInt,const char*,const char*); 43 PETSC_EXTERN PetscErrorCode PetscBagRegisterInt64(PetscBag,void*,PetscInt64,const char*,const char*); 44 PETSC_EXTERN PetscErrorCode PetscBagRegisterIntArray(PetscBag,void*,PetscInt,const char*,const char*); 45 PETSC_EXTERN PetscErrorCode PetscBagRegisterEnum(PetscBag,void*,const char*const*,PetscEnum,const char*,const char*); 46 PETSC_EXTERN PetscErrorCode PetscBagRegisterBool(PetscBag,void*,PetscBool ,const char*,const char*); 47 PETSC_EXTERN PetscErrorCode PetscBagRegisterBoolArray(PetscBag,void*,PetscInt,const char*,const char*); 48 PETSC_EXTERN PetscErrorCode PetscBagGetNames(PetscBag, const char *[]); 49 50 PETSC_EXTERN PetscErrorCode PetscBagSetFromOptions(PetscBag); 51 PETSC_EXTERN PetscErrorCode PetscBagGetName(PetscBag, char **); 52 PETSC_EXTERN PetscErrorCode PetscBagSetName(PetscBag, const char *, const char *); 53 PETSC_EXTERN PetscErrorCode PetscBagSetOptionsPrefix(PetscBag, const char *); 54 55 PETSC_EXTERN PetscErrorCode PetscBagView(PetscBag,PetscViewer); 56 PETSC_EXTERN PetscErrorCode PetscBagLoad(PetscViewer,PetscBag); 57 58 PETSC_EXTERN PetscErrorCode PetscBagSetViewer(PetscBag,PetscErrorCode (*)(PetscBag,PetscViewer)); 59 PETSC_EXTERN PetscErrorCode PetscBagSetLoader(PetscBag,PetscErrorCode (*)(PetscBag,PetscViewer)); 60 PETSC_EXTERN PetscErrorCode PetscBagSetDestroy(PetscBag,PetscErrorCode (*)(PetscBag)); 61 62 #define PETSC_BAG_FILE_CLASSID 1211219 63 64 #endif 65