xref: /petsc/include/petscdmlabel.h (revision 9371c9d470a9602b6d10a8bf50c9b2280a79e45a)
1 #if !defined(PETSCDMLABEL_H)
2 #define PETSCDMLABEL_H
3 #include <petscis.h>
4 
5 /* SUBMANSEC = DMLabel */
6 
7 /*S
8   DMLabel - Object which encapsulates a subset of the mesh from a `DM`
9 
10   Level: developer
11 
12   Note:
13   A label consists of a set of points on a `DM`
14 
15 .seealso: `DM`, `DMPlexCreate()`, `DMLabelCreate()`, `DMLabelView()`, `DMLabelDestroy()`, `DMPlexCreateLabel()`,
16           `DMLabelGetDefaultValue()`, `DMLabelSetDefaultValue()`, `DMLabelDuplicate()`, `DMLabelGetValue()`, `DMLabelSetValue()`,
17           `DMLabelAddStratum()`, `DMLabelAddStrata()`, `DMLabelInsertIS()`, `DMLabelGetNumValues()`, `DMLabelGetValueIS()`,
18           `DMLabelGetStratumSize()`, `DMLabelComputeIndex()`, `DMLabelDestroyIndex()`, `DMLabelDistribute()`, `DMLabelConvertToSection()`
19 S*/
20 typedef struct _p_DMLabel *DMLabel;
21 
22 PETSC_EXTERN PetscErrorCode DMLabelCreate(MPI_Comm, const char[], DMLabel *);
23 PETSC_EXTERN PetscErrorCode DMLabelView(DMLabel, PetscViewer);
24 PETSC_EXTERN PetscErrorCode DMLabelReset(DMLabel);
25 PETSC_EXTERN PetscErrorCode DMLabelDestroy(DMLabel *);
26 PETSC_EXTERN PetscErrorCode DMLabelGetDefaultValue(DMLabel, PetscInt *);
27 PETSC_EXTERN PetscErrorCode DMLabelSetDefaultValue(DMLabel, PetscInt);
28 PETSC_EXTERN PetscErrorCode DMLabelDuplicate(DMLabel, DMLabel *);
29 PETSC_EXTERN PetscErrorCode DMLabelCompare(MPI_Comm, DMLabel, DMLabel, PetscBool *, char **message);
30 PETSC_EXTERN PetscErrorCode DMLabelGetValue(DMLabel, PetscInt, PetscInt *);
31 PETSC_EXTERN PetscErrorCode DMLabelSetValue(DMLabel, PetscInt, PetscInt);
32 PETSC_EXTERN PetscErrorCode DMLabelClearValue(DMLabel, PetscInt, PetscInt);
33 PETSC_EXTERN PetscErrorCode DMLabelAddStratum(DMLabel, PetscInt);
34 PETSC_EXTERN PetscErrorCode DMLabelAddStrata(DMLabel, PetscInt, const PetscInt[]);
35 PETSC_EXTERN PetscErrorCode DMLabelAddStrataIS(DMLabel, IS);
36 PETSC_EXTERN PetscErrorCode DMLabelInsertIS(DMLabel, IS, PetscInt);
37 PETSC_EXTERN PetscErrorCode DMLabelGetNumValues(DMLabel, PetscInt *);
38 PETSC_EXTERN PetscErrorCode DMLabelGetStratumBounds(DMLabel, PetscInt, PetscInt *, PetscInt *);
39 PETSC_EXTERN PetscErrorCode DMLabelGetValueIS(DMLabel, IS *);
40 PETSC_EXTERN PetscErrorCode DMLabelGetNonEmptyStratumValuesIS(DMLabel, IS *);
41 PETSC_EXTERN PetscErrorCode DMLabelGetValueIndex(DMLabel, PetscInt, PetscInt *);
42 PETSC_EXTERN PetscErrorCode DMLabelStratumHasPoint(DMLabel, PetscInt, PetscInt, PetscBool *);
43 PETSC_EXTERN PetscErrorCode DMLabelHasStratum(DMLabel, PetscInt, PetscBool *);
44 PETSC_EXTERN PetscErrorCode DMLabelGetStratumSize(DMLabel, PetscInt, PetscInt *);
45 PETSC_EXTERN PetscErrorCode DMLabelGetStratumIS(DMLabel, PetscInt, IS *);
46 PETSC_EXTERN PetscErrorCode DMLabelSetStratumIS(DMLabel, PetscInt, IS);
47 PETSC_EXTERN PetscErrorCode DMLabelSetStratumBounds(DMLabel, PetscInt, PetscInt, PetscInt);
48 PETSC_EXTERN PetscErrorCode DMLabelClearStratum(DMLabel, PetscInt);
49 PETSC_EXTERN PetscErrorCode DMLabelGetStratumPointIndex(DMLabel, PetscInt, PetscInt, PetscInt *);
50 
51 PETSC_EXTERN PetscErrorCode DMLabelComputeIndex(DMLabel);
52 PETSC_EXTERN PetscErrorCode DMLabelCreateIndex(DMLabel, PetscInt, PetscInt);
53 PETSC_EXTERN PetscErrorCode DMLabelDestroyIndex(DMLabel);
54 PETSC_EXTERN PetscErrorCode DMLabelHasValue(DMLabel, PetscInt, PetscBool *);
55 PETSC_EXTERN PetscErrorCode DMLabelHasPoint(DMLabel, PetscInt, PetscBool *);
56 PETSC_EXTERN PetscErrorCode DMLabelGetBounds(DMLabel, PetscInt *, PetscInt *);
57 PETSC_EXTERN PetscErrorCode DMLabelFilter(DMLabel, PetscInt, PetscInt);
58 PETSC_EXTERN PetscErrorCode DMLabelPermute(DMLabel, IS, DMLabel *);
59 PETSC_EXTERN PetscErrorCode DMLabelDistribute(DMLabel, PetscSF, DMLabel *);
60 PETSC_EXTERN PetscErrorCode DMLabelGather(DMLabel, PetscSF, DMLabel *);
61 PETSC_EXTERN PetscErrorCode DMLabelConvertToSection(DMLabel, PetscSection *, IS *);
62 
63 PETSC_EXTERN PetscErrorCode DMLabelPropagateBegin(DMLabel, PetscSF);
64 PETSC_EXTERN PetscErrorCode DMLabelPropagatePush(DMLabel, PetscSF, PetscErrorCode (*)(DMLabel, PetscInt, PetscInt, void *), void *);
65 PETSC_EXTERN PetscErrorCode DMLabelPropagateEnd(DMLabel, PetscSF);
66 
67 PETSC_EXTERN PetscErrorCode PetscSectionCreateGlobalSectionLabel(PetscSection, PetscSF, PetscBool, DMLabel, PetscInt, PetscSection *);
68 
69 #define PETSCSECTIONSYMLABEL "label"
70 PETSC_EXTERN PetscErrorCode PetscSectionSymCreateLabel(MPI_Comm, DMLabel, PetscSectionSym *);
71 PETSC_EXTERN PetscErrorCode PetscSectionSymLabelSetLabel(PetscSectionSym, DMLabel);
72 PETSC_EXTERN PetscErrorCode PetscSectionSymLabelGetStratum(PetscSectionSym, PetscInt, PetscInt *, PetscInt *, PetscInt *, const PetscInt ***, const PetscScalar ***);
73 PETSC_EXTERN PetscErrorCode PetscSectionSymLabelSetStratum(PetscSectionSym, PetscInt, PetscInt, PetscInt, PetscInt, PetscCopyMode, const PetscInt **, const PetscScalar **);
74 
75 #endif
76