xref: /petsc/include/petscao.h (revision 010bec48e404682eb1850b482d20a94ac5ea46b4)
1 #pragma once
2 
3 #include <petscis.h>
4 
5 /* SUBMANSEC = AO */
6 
7 /*S
8    AO - Abstract PETSc object that manages mapping between different global numberings
9 
10    Level: intermediate
11 
12    Note:
13    An application ordering is usually a mapping between an application-centric
14    numbering (the ordering that is "natural" for the application) and
15    the parallel numbering ($0$ to $n_0-1$ on the first MPI process, $n_0$ to $n_1 - 1$ on the second MPI process, etc)
16    that PETSc uses.
17 
18 .seealso: `AOCreateBasic()`, `AOCreateBasicIS()`, `AOPetscToApplication()`, `AOView()`, `AOApplicationToPetsc()`, `AOType`, `AOSetType()`
19 S*/
20 typedef struct _p_AO *AO;
21 
22 /*J
23     AOType - String with the name of a PETSc application ordering type
24 
25    Level: beginner
26 
27 .seealso: `AOSetType()`, `AO`, `AOApplicationToPetsc()`, `AOCreateBasic()`, `AOCreate()`
28 J*/
29 typedef const char *AOType;
30 #define AOBASIC          "basic"
31 #define AOADVANCED       "advanced"
32 #define AOMAPPING        "mapping"
33 #define AOMEMORYSCALABLE "memoryscalable"
34 
35 /* Logging support */
36 PETSC_EXTERN PetscClassId AO_CLASSID;
37 
38 PETSC_EXTERN PetscErrorCode AOInitializePackage(void);
39 PETSC_EXTERN PetscErrorCode AOFinalizePackage(void);
40 
41 PETSC_EXTERN PetscErrorCode AOCreate(MPI_Comm, AO *);
42 PETSC_EXTERN PetscErrorCode AOSetIS(AO, IS, IS);
43 PETSC_EXTERN PetscErrorCode AOSetFromOptions(AO);
44 
45 PETSC_EXTERN PetscErrorCode AOCreateBasic(MPI_Comm, PetscInt, const PetscInt[], const PetscInt[], AO *);
46 PETSC_EXTERN PetscErrorCode AOCreateBasicIS(IS, IS, AO *);
47 PETSC_EXTERN PetscErrorCode AOCreateMemoryScalable(MPI_Comm, PetscInt, const PetscInt[], const PetscInt[], AO *);
48 PETSC_EXTERN PetscErrorCode AOCreateMemoryScalableIS(IS, IS, AO *);
49 PETSC_EXTERN PetscErrorCode AOCreateMapping(MPI_Comm, PetscInt, const PetscInt[], const PetscInt[], AO *);
50 PETSC_EXTERN PetscErrorCode AOCreateMappingIS(IS, IS, AO *);
51 
52 PETSC_EXTERN PetscErrorCode AOView(AO, PetscViewer);
53 PETSC_EXTERN PetscErrorCode AOViewFromOptions(AO, PetscObject, const char[]);
54 PETSC_EXTERN PetscErrorCode AODestroy(AO *);
55 
56 /* Dynamic creation and loading functions */
57 PETSC_EXTERN PetscErrorCode AOSetType(AO, AOType);
58 PETSC_EXTERN PetscErrorCode AOGetType(AO, AOType *);
59 
60 PETSC_EXTERN PetscErrorCode AORegister(const char[], PetscErrorCode (*)(AO));
61 PETSC_EXTERN PetscErrorCode AORegisterAll(void);
62 
63 PETSC_EXTERN PetscErrorCode AOPetscToApplication(AO, PetscInt, PetscInt[]);
64 PETSC_EXTERN PetscErrorCode AOApplicationToPetsc(AO, PetscInt, PetscInt[]);
65 PETSC_EXTERN PetscErrorCode AOPetscToApplicationIS(AO, IS);
66 PETSC_EXTERN PetscErrorCode AOApplicationToPetscIS(AO, IS);
67 
68 PETSC_EXTERN PetscErrorCode AOPetscToApplicationPermuteInt(AO, PetscInt, PetscInt[]);
69 PETSC_EXTERN PetscErrorCode AOApplicationToPetscPermuteInt(AO, PetscInt, PetscInt[]);
70 PETSC_EXTERN PetscErrorCode AOPetscToApplicationPermuteReal(AO, PetscInt, PetscReal[]);
71 PETSC_EXTERN PetscErrorCode AOApplicationToPetscPermuteReal(AO, PetscInt, PetscReal[]);
72 
73 PETSC_EXTERN PetscErrorCode AOMappingHasApplicationIndex(AO, PetscInt, PetscBool *);
74 PETSC_EXTERN PetscErrorCode AOMappingHasPetscIndex(AO, PetscInt, PetscBool *);
75