xref: /petsc/include/petscbag.h (revision 4e8208cbcbc709572b8abe32f33c78b69c819375)
1a4963045SJacob Faibussowitsch #pragma once
2ac09b921SBarry Smith 
32c8e378dSBarry Smith #include <petscsys.h>
47c307921SBarry Smith 
5ce78bad3SBarry Smith /* MANSEC = Sys */
6ce78bad3SBarry Smith /* SUBMANSEC = Bag */
7ac09b921SBarry Smith 
87c307921SBarry Smith /*S
97c307921SBarry Smith    PetscBag - PETSc object that manages a collection of user data including parameters.
10f588057bSBarry Smith               A bag is essentially a C struct with serialization (you can save it and load it from files).
117c307921SBarry Smith 
127c307921SBarry Smith    Level: beginner
137c307921SBarry Smith 
147c307921SBarry Smith    Sample Usage:
1587497f52SBarry Smith .vb
1687497f52SBarry Smith       typedef struct {
1787497f52SBarry Smith          PetscInt     height;
1887497f52SBarry Smith          PetscScalar  root;
1987497f52SBarry Smith          PetscReal    byebye;
2087497f52SBarry Smith       } MyParameters;
2187497f52SBarry Smith 
2287497f52SBarry Smith       PetscBag     bag;
2387497f52SBarry Smith       MyParameters *params;
2487497f52SBarry Smith 
2587497f52SBarry Smith       PetscCall(PetscBagCreate(PETSC_COMM_WORLD,sizeof(MyParameters),&bag));
26*2a8381b2SBarry Smith       PetscCall(PetscBagGetData(bag,&params));
2787497f52SBarry Smith       PetscCall(PetscBagSetName(bag,"MyParameters"));
2887497f52SBarry Smith       PetscCall(PetscBagRegisterInt(bag,&params.height,22,"height","Height of the water tower"));
2987497f52SBarry Smith .ve
305d83a8b1SBarry Smith    Note:
315d83a8b1SBarry Smith   `PetscBag` is a C struct, it is not a `PetscObject`
327c307921SBarry Smith 
33db781477SPatrick Sanan .seealso: `PetscBagSetName()`, `PetscBagGetName()`, `PetscBagView()`, `PetscBagLoad()`, `PetscBagGetData()`
34db781477SPatrick Sanan           `PetscBagRegisterReal()`, `PetscBagRegisterInt()`, `PetscBagRegisterBool()`, `PetscBagRegisterScalar()`
35db781477SPatrick Sanan           `PetscBagSetFromOptions()`, `PetscBagRegisterVec()`, `PetscBagCreate()`, `PetscBagDestroy()`, `PetscBagRegisterEnum()`
367c307921SBarry Smith S*/
37b29011acSSatish Balay typedef struct _n_PetscBag     *PetscBag;
38b29011acSSatish Balay typedef struct _n_PetscBagItem *PetscBagItem;
39f588057bSBarry Smith 
40014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagCreate(MPI_Comm, size_t, PetscBag *);
41014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagDestroy(PetscBag *);
42*2a8381b2SBarry Smith PETSC_EXTERN PetscErrorCode PetscBagGetData(PetscBag, PetscCtxRt);
43014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterReal(PetscBag, void *, PetscReal, const char *, const char *);
44014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterRealArray(PetscBag, void *, PetscInt, const char *, const char *);
45014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterString(PetscBag, void *, PetscInt, const char *, const char *, const char *);
46014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterScalar(PetscBag, void *, PetscScalar, const char *, const char *);
47014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterInt(PetscBag, void *, PetscInt, const char *, const char *);
48bafee8b4SSatish Balay PETSC_EXTERN PetscErrorCode PetscBagRegisterInt64(PetscBag, void *, PetscInt64, const char *, const char *);
49014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterIntArray(PetscBag, void *, PetscInt, const char *, const char *);
50887c112dSJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterEnum(PetscBag, void *, const char *const *, PetscEnum, const char *, const char *);
51014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagRegisterBool(PetscBag, void *, PetscBool, const char *, const char *);
52dd66f111SBlaise Bourdin PETSC_EXTERN PetscErrorCode PetscBagRegisterBoolArray(PetscBag, void *, PetscInt, const char *, const char *);
53ffb7e86cSMatthew G. Knepley PETSC_EXTERN PetscErrorCode PetscBagGetNames(PetscBag, const char *[]);
54f588057bSBarry Smith 
55014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagSetFromOptions(PetscBag);
56cc4c1da9SBarry Smith PETSC_EXTERN PetscErrorCode PetscBagGetName(PetscBag, const char **);
57014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagSetName(PetscBag, const char *, const char *);
58014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagSetOptionsPrefix(PetscBag, const char *);
598cbb96b3SSatish Balay 
60014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagView(PetscBag, PetscViewer);
61014dd563SJed Brown PETSC_EXTERN PetscErrorCode PetscBagLoad(PetscViewer, PetscBag);
62173f9484SMatthew G. Knepley PETSC_EXTERN PetscErrorCode PetscBagViewFromOptions(PetscBag, PetscObject, const char[]);
63f588057bSBarry Smith 
64bc2bf880SBarry Smith #define PETSC_BAG_FILE_CLASSID 1211219
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