Actual source code: petscis.h
petsc-3.7.3 2016-08-01
1: /*
2: An index set is a generalization of a subset of integers. Index sets
3: are used for defining scatters and gathers.
4: */
7: #include <petscsys.h>
8: #include <petscsftypes.h>
9: #include <petscistypes.h>
11: #define IS_FILE_CLASSID 1211218
12: PETSC_EXTERN PetscClassId IS_CLASSID;
14: PETSC_EXTERN PetscErrorCode ISInitializePackage(void);
16: /*J
17: ISType - String with the name of a PETSc index set type
19: Level: beginner
21: .seealso: ISSetType(), IS, ISCreate(), ISRegister()
22: J*/
23: typedef const char* ISType;
24: #define ISGENERAL "general"
25: #define ISSTRIDE "stride"
26: #define ISBLOCK "block"
28: /* Dynamic creation and loading functions */
29: PETSC_EXTERN PetscFunctionList ISList;
30: PETSC_EXTERN PetscErrorCode ISSetType(IS, ISType);
31: PETSC_EXTERN PetscErrorCode ISGetType(IS, ISType *);
32: PETSC_EXTERN PetscErrorCode ISRegister(const char[],PetscErrorCode (*)(IS));
33: PETSC_EXTERN PetscErrorCode ISCreate(MPI_Comm,IS*);
35: /*
36: Default index set data structures that PETSc provides.
37: */
38: PETSC_EXTERN PetscErrorCode ISCreateGeneral(MPI_Comm,PetscInt,const PetscInt[],PetscCopyMode,IS *);
39: PETSC_EXTERN PetscErrorCode ISGeneralSetIndices(IS,PetscInt,const PetscInt[],PetscCopyMode);
40: PETSC_EXTERN PetscErrorCode ISCreateBlock(MPI_Comm,PetscInt,PetscInt,const PetscInt[],PetscCopyMode,IS *);
41: PETSC_EXTERN PetscErrorCode ISBlockSetIndices(IS,PetscInt,PetscInt,const PetscInt[],PetscCopyMode);
42: PETSC_EXTERN PetscErrorCode ISCreateStride(MPI_Comm,PetscInt,PetscInt,PetscInt,IS *);
43: PETSC_EXTERN PetscErrorCode ISStrideSetStride(IS,PetscInt,PetscInt,PetscInt);
45: PETSC_EXTERN PetscErrorCode ISDestroy(IS*);
46: PETSC_EXTERN PetscErrorCode ISSetPermutation(IS);
47: PETSC_EXTERN PetscErrorCode ISPermutation(IS,PetscBool *);
48: PETSC_EXTERN PetscErrorCode ISSetIdentity(IS);
49: PETSC_EXTERN PetscErrorCode ISIdentity(IS,PetscBool *);
50: PETSC_EXTERN PetscErrorCode ISContiguousLocal(IS,PetscInt,PetscInt,PetscInt*,PetscBool*);
52: PETSC_EXTERN PetscErrorCode ISGetIndices(IS,const PetscInt *[]);
53: PETSC_EXTERN PetscErrorCode ISRestoreIndices(IS,const PetscInt *[]);
54: PETSC_EXTERN PetscErrorCode ISGetTotalIndices(IS,const PetscInt *[]);
55: PETSC_EXTERN PetscErrorCode ISRestoreTotalIndices(IS,const PetscInt *[]);
56: PETSC_EXTERN PetscErrorCode ISGetNonlocalIndices(IS,const PetscInt *[]);
57: PETSC_EXTERN PetscErrorCode ISRestoreNonlocalIndices(IS,const PetscInt *[]);
58: PETSC_EXTERN PetscErrorCode ISGetNonlocalIS(IS, IS *is);
59: PETSC_EXTERN PetscErrorCode ISRestoreNonlocalIS(IS, IS *is);
60: PETSC_EXTERN PetscErrorCode ISGetSize(IS,PetscInt *);
61: PETSC_EXTERN PetscErrorCode ISGetLocalSize(IS,PetscInt *);
62: PETSC_EXTERN PetscErrorCode ISInvertPermutation(IS,PetscInt,IS*);
63: PETSC_EXTERN PetscErrorCode ISView(IS,PetscViewer);
64: PETSC_STATIC_INLINE PetscErrorCode ISViewFromOptions(IS A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
65: PETSC_EXTERN PetscErrorCode ISLoad(IS,PetscViewer);
66: PETSC_EXTERN PetscErrorCode ISEqual(IS,IS,PetscBool *);
67: PETSC_EXTERN PetscErrorCode ISSort(IS);
68: PETSC_EXTERN PetscErrorCode ISSortRemoveDups(IS);
69: PETSC_EXTERN PetscErrorCode ISSorted(IS,PetscBool *);
70: PETSC_EXTERN PetscErrorCode ISDifference(IS,IS,IS*);
71: PETSC_EXTERN PetscErrorCode ISSum(IS,IS,IS*);
72: PETSC_EXTERN PetscErrorCode ISExpand(IS,IS,IS*);
73: PETSC_EXTERN PetscErrorCode ISGetMinMax(IS,PetscInt*,PetscInt*);
75: PETSC_EXTERN PetscErrorCode ISBlockGetIndices(IS,const PetscInt *[]);
76: PETSC_EXTERN PetscErrorCode ISBlockRestoreIndices(IS,const PetscInt *[]);
77: PETSC_EXTERN PetscErrorCode ISBlockGetLocalSize(IS,PetscInt *);
78: PETSC_EXTERN PetscErrorCode ISBlockGetSize(IS,PetscInt *);
79: PETSC_EXTERN PetscErrorCode ISGetBlockSize(IS,PetscInt*);
80: PETSC_EXTERN PetscErrorCode ISSetBlockSize(IS,PetscInt);
82: PETSC_EXTERN PetscErrorCode ISStrideGetInfo(IS,PetscInt *,PetscInt*);
84: PETSC_EXTERN PetscErrorCode ISToGeneral(IS);
86: PETSC_EXTERN PetscErrorCode ISDuplicate(IS,IS*);
87: PETSC_EXTERN PetscErrorCode ISCopy(IS,IS);
88: PETSC_EXTERN PetscErrorCode ISAllGather(IS,IS*);
89: PETSC_EXTERN PetscErrorCode ISComplement(IS,PetscInt,PetscInt,IS*);
90: PETSC_EXTERN PetscErrorCode ISConcatenate(MPI_Comm,PetscInt,const IS[],IS*);
91: PETSC_EXTERN PetscErrorCode ISListToPair(MPI_Comm,PetscInt, IS[],IS*,IS*);
92: PETSC_EXTERN PetscErrorCode ISPairToList(IS,IS,PetscInt*, IS *[]);
93: PETSC_EXTERN PetscErrorCode ISEmbed(IS,IS,PetscBool,IS*);
94: PETSC_EXTERN PetscErrorCode ISSortPermutation(IS,PetscBool,IS*);
95: PETSC_EXTERN PetscErrorCode ISOnComm(IS,MPI_Comm,PetscCopyMode,IS*);
97: /* --------------------------------------------------------------------------*/
98: PETSC_EXTERN PetscClassId IS_LTOGM_CLASSID;
100: /*E
101: ISGlobalToLocalMappingType - Indicates if missing global indices are
103: IS_GTOLM_MASK - missing global indices are replaced with -1
104: IS_GTOLM_DROP - missing global indices are dropped
106: Level: beginner
108: .seealso: ISGlobalToLocalMappingApplyBlock()
110: E*/
111: typedef enum {IS_GTOLM_MASK,IS_GTOLM_DROP} ISGlobalToLocalMappingType;
113: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreate(MPI_Comm,PetscInt,PetscInt,const PetscInt[],PetscCopyMode,ISLocalToGlobalMapping*);
114: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreateIS(IS,ISLocalToGlobalMapping *);
115: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreateSF(PetscSF,PetscInt,ISLocalToGlobalMapping*);
116: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingView(ISLocalToGlobalMapping,PetscViewer);
117: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingDestroy(ISLocalToGlobalMapping*);
118: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApply(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]);
119: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApplyBlock(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]);
120: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApplyIS(ISLocalToGlobalMapping,IS,IS*);
121: PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApply(ISLocalToGlobalMapping,ISGlobalToLocalMappingType,PetscInt,const PetscInt[],PetscInt*,PetscInt[]);
122: PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApplyBlock(ISLocalToGlobalMapping,ISGlobalToLocalMappingType,PetscInt,const PetscInt[],PetscInt*,PetscInt[]);
123: PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApplyIS(ISLocalToGlobalMapping,ISGlobalToLocalMappingType,IS,IS*);
124: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetSize(ISLocalToGlobalMapping,PetscInt*);
125: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]);
126: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]);
127: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]);
128: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreBlockInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]);
129: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetIndices(ISLocalToGlobalMapping,const PetscInt**);
130: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreIndices(ISLocalToGlobalMapping,const PetscInt**);
131: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockIndices(ISLocalToGlobalMapping,const PetscInt**);
132: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreBlockIndices(ISLocalToGlobalMapping,const PetscInt**);
133: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingConcatenate(MPI_Comm,PetscInt,const ISLocalToGlobalMapping[],ISLocalToGlobalMapping*);
134: PETSC_EXTERN PetscErrorCode ISG2LMapApply(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]);
135: PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockSize(ISLocalToGlobalMapping,PetscInt*);
138: /* --------------------------------------------------------------------------*/
139: /*E
140: ISColoringType - determines if the coloring is for the entire parallel grid/graph/matrix
141: or for just the local ghosted portion
143: Level: beginner
145: $ IS_COLORING_GLOBAL - does not include the colors for ghost points, this is used when the function
146: $ is called synchronously in parallel. This requires generating a "parallel coloring".
147: $ IS_COLORING_GHOSTED - includes colors for ghost points, this is used when the function can be called
148: $ separately on individual processes with the ghost points already filled in. Does not
149: $ require a "parallel coloring", rather each process colors its local + ghost part.
150: $ Using this can result in much less parallel communication. In the paradigm of
151: $ DMGetLocalVector() and DMGetGlobalVector() this could be called IS_COLORING_LOCAL
153: .seealso: DMCreateColoring()
154: E*/
155: typedef enum {IS_COLORING_GLOBAL,IS_COLORING_GHOSTED} ISColoringType;
156: PETSC_EXTERN const char *const ISColoringTypes[];
157: typedef unsigned PETSC_IS_COLOR_VALUE_TYPE ISColoringValue;
158: PETSC_EXTERN PetscErrorCode ISAllGatherColors(MPI_Comm,PetscInt,ISColoringValue*,PetscInt*,ISColoringValue*[]);
160: PETSC_EXTERN PetscErrorCode ISColoringCreate(MPI_Comm,PetscInt,PetscInt,const ISColoringValue[],PetscCopyMode,ISColoring*);
161: PETSC_EXTERN PetscErrorCode ISColoringDestroy(ISColoring*);
162: PETSC_EXTERN PetscErrorCode ISColoringView(ISColoring,PetscViewer);
163: PETSC_EXTERN PetscErrorCode ISColoringViewFromOptions(ISColoring,PetscObject,const char[]);
164: PETSC_EXTERN PetscErrorCode ISColoringGetIS(ISColoring,PetscInt*,IS*[]);
165: PETSC_EXTERN PetscErrorCode ISColoringRestoreIS(ISColoring,IS*[]);
166: PETSC_EXTERN PetscErrorCode ISColoringReference(ISColoring);
167: PETSC_EXTERN PetscErrorCode ISColoringSetType(ISColoring,ISColoringType);
170: /* --------------------------------------------------------------------------*/
171: PETSC_EXTERN PetscErrorCode ISBuildTwoSided(IS,IS,IS*);
172: PETSC_EXTERN PetscErrorCode ISPartitioningToNumbering(IS,IS*);
173: PETSC_EXTERN PetscErrorCode ISPartitioningCount(IS,PetscInt,PetscInt[]);
175: PETSC_EXTERN PetscErrorCode ISCompressIndicesGeneral(PetscInt,PetscInt,PetscInt,PetscInt,const IS[],IS[]);
176: PETSC_EXTERN PetscErrorCode ISCompressIndicesSorted(PetscInt,PetscInt,PetscInt,const IS[],IS[]);
177: PETSC_EXTERN PetscErrorCode ISExpandIndicesGeneral(PetscInt,PetscInt,PetscInt,PetscInt,const IS[],IS[]);
180: struct _n_PetscLayout{
181: MPI_Comm comm;
182: PetscInt n,N; /* local, global vector size */
183: PetscInt rstart,rend; /* local start, local end + 1 */
184: PetscInt *range; /* the offset of each processor */
185: PetscInt bs; /* number of elements in each block (generally for multi-component
186: * problems). Defaults to -1 and can be arbitrarily lazy so always use
187: * PetscAbs(map->bs) when accessing directly and expecting result to be
188: * positive. Do NOT multiply above numbers by bs */
189: PetscInt refcnt; /* MPI Vecs obtained with VecDuplicate() and from MatCreateVecs() reuse map of input object */
190: ISLocalToGlobalMapping mapping; /* mapping used in Vec/MatSetValuesLocal() */
191: };
195: /*@C
196: PetscLayoutFindOwner - Find the owning rank for a global index
198: Not Collective
200: Input Parameters:
201: + map - the layout
202: - idx - global index to find the owner of
204: Output Parameter:
205: . owner - the owning rank
207: Level: developer
209: Fortran Notes:
210: Not available from Fortran
212: @*/
213: PETSC_STATIC_INLINE PetscErrorCode PetscLayoutFindOwner(PetscLayout map,PetscInt idx,PetscInt *owner)
214: {
216: PetscMPIInt lo = 0,hi,t;
219: *owner = -1; /* GCC erroneously issues warning about possibly uninitialized use when error condition */
220: if (!((map->n >= 0) && (map->N >= 0) && (map->range))) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"PetscLayoutSetUp() must be called first");
221: if (idx < 0 || idx > map->N) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index %D is out of range",idx);
222: MPI_Comm_size(map->comm,&hi);
223: while (hi - lo > 1) {
224: t = lo + (hi - lo) / 2;
225: if (idx < map->range[t]) hi = t;
226: else lo = t;
227: }
228: *owner = lo;
229: return(0);
230: }
234: /*@C
235: PetscLayoutFindOwnerIndex - Find the owning rank and the local index for a global index
237: Not Collective
239: Input Parameters:
240: + map - the layout
241: - idx - global index to find the owner of
243: Output Parameter:
244: + owner - the owning rank
245: - lidx - local index used by the owner for idx
247: Level: developer
249: Fortran Notes:
250: Not available from Fortran
252: @*/
253: PETSC_STATIC_INLINE PetscErrorCode PetscLayoutFindOwnerIndex(PetscLayout map,PetscInt idx,PetscInt *owner, PetscInt *lidx)
254: {
256: PetscMPIInt lo = 0,hi,t;
259: if (!((map->n >= 0) && (map->N >= 0) && (map->range))) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"PetscLayoutSetUp() must be called first");
260: if (idx < 0 || idx > map->N) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index %D is out of range",idx);
261: MPI_Comm_size(map->comm,&hi);
262: while (hi - lo > 1) {
263: t = lo + (hi - lo) / 2;
264: if (idx < map->range[t]) hi = t;
265: else lo = t;
266: }
267: if (owner) *owner = lo;
268: if (lidx) *lidx = idx-map->range[lo];
269: return(0);
270: }
272: PETSC_EXTERN PetscErrorCode PetscLayoutCreate(MPI_Comm,PetscLayout*);
273: PETSC_EXTERN PetscErrorCode PetscLayoutSetUp(PetscLayout);
274: PETSC_EXTERN PetscErrorCode PetscLayoutDestroy(PetscLayout*);
275: PETSC_EXTERN PetscErrorCode PetscLayoutDuplicate(PetscLayout,PetscLayout*);
276: PETSC_EXTERN PetscErrorCode PetscLayoutReference(PetscLayout,PetscLayout*);
277: PETSC_EXTERN PetscErrorCode PetscLayoutSetLocalSize(PetscLayout,PetscInt);
278: PETSC_EXTERN PetscErrorCode PetscLayoutGetLocalSize(PetscLayout,PetscInt *);
279: PETSC_EXTERN PetscErrorCode PetscLayoutSetSize(PetscLayout,PetscInt);
280: PETSC_EXTERN PetscErrorCode PetscLayoutGetSize(PetscLayout,PetscInt *);
281: PETSC_EXTERN PetscErrorCode PetscLayoutSetBlockSize(PetscLayout,PetscInt);
282: PETSC_EXTERN PetscErrorCode PetscLayoutGetBlockSize(PetscLayout,PetscInt*);
283: PETSC_EXTERN PetscErrorCode PetscLayoutGetRange(PetscLayout,PetscInt *,PetscInt *);
284: PETSC_EXTERN PetscErrorCode PetscLayoutGetRanges(PetscLayout,const PetscInt *[]);
285: PETSC_EXTERN PetscErrorCode PetscLayoutSetISLocalToGlobalMapping(PetscLayout,ISLocalToGlobalMapping);
286: PETSC_EXTERN PetscErrorCode PetscSFSetGraphLayout(PetscSF,PetscLayout,PetscInt,const PetscInt*,PetscCopyMode,const PetscInt*);
288: PETSC_EXTERN PetscClassId PETSC_SECTION_CLASSID;
290: PETSC_EXTERN PetscErrorCode PetscSectionCreate(MPI_Comm,PetscSection*);
291: PETSC_EXTERN PetscErrorCode PetscSectionClone(PetscSection, PetscSection*);
292: PETSC_EXTERN PetscErrorCode PetscSectionCopy(PetscSection, PetscSection);
293: PETSC_EXTERN PetscErrorCode PetscSectionGetNumFields(PetscSection, PetscInt *);
294: PETSC_EXTERN PetscErrorCode PetscSectionSetNumFields(PetscSection, PetscInt);
295: PETSC_EXTERN PetscErrorCode PetscSectionGetFieldName(PetscSection, PetscInt, const char *[]);
296: PETSC_EXTERN PetscErrorCode PetscSectionSetFieldName(PetscSection, PetscInt, const char []);
297: PETSC_EXTERN PetscErrorCode PetscSectionGetFieldComponents(PetscSection, PetscInt, PetscInt *);
298: PETSC_EXTERN PetscErrorCode PetscSectionSetFieldComponents(PetscSection, PetscInt, PetscInt);
299: PETSC_EXTERN PetscErrorCode PetscSectionGetChart(PetscSection, PetscInt *, PetscInt *);
300: PETSC_EXTERN PetscErrorCode PetscSectionSetChart(PetscSection, PetscInt, PetscInt);
301: PETSC_EXTERN PetscErrorCode PetscSectionGetPermutation(PetscSection, IS *);
302: PETSC_EXTERN PetscErrorCode PetscSectionSetPermutation(PetscSection, IS);
303: PETSC_EXTERN PetscErrorCode PetscSectionGetDof(PetscSection, PetscInt, PetscInt*);
304: PETSC_EXTERN PetscErrorCode PetscSectionSetDof(PetscSection, PetscInt, PetscInt);
305: PETSC_EXTERN PetscErrorCode PetscSectionAddDof(PetscSection, PetscInt, PetscInt);
306: PETSC_EXTERN PetscErrorCode PetscSectionGetFieldDof(PetscSection, PetscInt, PetscInt, PetscInt*);
307: PETSC_EXTERN PetscErrorCode PetscSectionSetFieldDof(PetscSection, PetscInt, PetscInt, PetscInt);
308: PETSC_EXTERN PetscErrorCode PetscSectionAddFieldDof(PetscSection, PetscInt, PetscInt, PetscInt);
309: PETSC_EXTERN PetscErrorCode PetscSectionHasConstraints(PetscSection, PetscBool *);
310: PETSC_EXTERN PetscErrorCode PetscSectionGetConstraintDof(PetscSection, PetscInt, PetscInt*);
311: PETSC_EXTERN PetscErrorCode PetscSectionSetConstraintDof(PetscSection, PetscInt, PetscInt);
312: PETSC_EXTERN PetscErrorCode PetscSectionAddConstraintDof(PetscSection, PetscInt, PetscInt);
313: PETSC_EXTERN PetscErrorCode PetscSectionGetFieldConstraintDof(PetscSection, PetscInt, PetscInt, PetscInt*);
314: PETSC_EXTERN PetscErrorCode PetscSectionSetFieldConstraintDof(PetscSection, PetscInt, PetscInt, PetscInt);
315: PETSC_EXTERN PetscErrorCode PetscSectionAddFieldConstraintDof(PetscSection, PetscInt, PetscInt, PetscInt);
316: PETSC_EXTERN PetscErrorCode PetscSectionGetConstraintIndices(PetscSection, PetscInt, const PetscInt**);
317: PETSC_EXTERN PetscErrorCode PetscSectionSetConstraintIndices(PetscSection, PetscInt, const PetscInt*);
318: PETSC_EXTERN PetscErrorCode PetscSectionGetFieldConstraintIndices(PetscSection, PetscInt, PetscInt, const PetscInt**);
319: PETSC_EXTERN PetscErrorCode PetscSectionSetFieldConstraintIndices(PetscSection, PetscInt, PetscInt, const PetscInt*);
320: PETSC_EXTERN PetscErrorCode PetscSectionSetUpBC(PetscSection);
321: PETSC_EXTERN PetscErrorCode PetscSectionSetUp(PetscSection);
322: PETSC_EXTERN PetscErrorCode PetscSectionGetMaxDof(PetscSection, PetscInt*);
323: PETSC_EXTERN PetscErrorCode PetscSectionGetStorageSize(PetscSection, PetscInt*);
324: PETSC_EXTERN PetscErrorCode PetscSectionGetConstrainedStorageSize(PetscSection, PetscInt*);
325: PETSC_EXTERN PetscErrorCode PetscSectionGetOffset(PetscSection, PetscInt, PetscInt*);
326: PETSC_EXTERN PetscErrorCode PetscSectionSetOffset(PetscSection, PetscInt, PetscInt);
327: PETSC_EXTERN PetscErrorCode PetscSectionGetFieldOffset(PetscSection, PetscInt, PetscInt, PetscInt*);
328: PETSC_EXTERN PetscErrorCode PetscSectionSetFieldOffset(PetscSection, PetscInt, PetscInt, PetscInt);
329: PETSC_EXTERN PetscErrorCode PetscSectionGetOffsetRange(PetscSection, PetscInt *, PetscInt *);
330: PETSC_EXTERN PetscErrorCode PetscSectionView(PetscSection, PetscViewer);
331: PETSC_STATIC_INLINE PetscErrorCode PetscSectionViewFromOptions(PetscSection A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
332: PETSC_EXTERN PetscErrorCode PetscSectionReset(PetscSection);
333: PETSC_EXTERN PetscErrorCode PetscSectionDestroy(PetscSection*);
334: PETSC_EXTERN PetscErrorCode PetscSectionCreateGlobalSection(PetscSection, PetscSF, PetscBool, PetscBool, PetscSection *);
335: PETSC_EXTERN PetscErrorCode PetscSectionCreateGlobalSectionCensored(PetscSection, PetscSF, PetscBool, PetscInt, const PetscInt [], PetscSection *);
336: PETSC_EXTERN PetscErrorCode PetscSectionCreateSubsection(PetscSection, PetscInt, PetscInt [], PetscSection *);
337: PETSC_EXTERN PetscErrorCode PetscSectionCreateSubmeshSection(PetscSection, IS, PetscSection *);
338: PETSC_EXTERN PetscErrorCode PetscSectionGetPointLayout(MPI_Comm, PetscSection, PetscLayout *);
339: PETSC_EXTERN PetscErrorCode PetscSectionGetValueLayout(MPI_Comm, PetscSection, PetscLayout *);
340: PETSC_EXTERN PetscErrorCode PetscSectionPermute(PetscSection, IS, PetscSection *);
341: PETSC_EXTERN PetscErrorCode PetscSectionGetField(PetscSection, PetscInt, PetscSection *);
343: PETSC_EXTERN PetscErrorCode PetscSectionSetClosureIndex(PetscSection, PetscObject, PetscSection, IS);
344: PETSC_EXTERN PetscErrorCode PetscSectionGetClosureIndex(PetscSection, PetscObject, PetscSection *, IS *);
346: /* PetscSF support */
347: PETSC_EXTERN PetscErrorCode PetscSFConvertPartition(PetscSF, PetscSection, IS, ISLocalToGlobalMapping *, PetscSF *);
348: PETSC_EXTERN PetscErrorCode PetscSFCreateRemoteOffsets(PetscSF, PetscSection, PetscSection, PetscInt **);
349: PETSC_EXTERN PetscErrorCode PetscSFDistributeSection(PetscSF, PetscSection, PetscInt **, PetscSection);
350: PETSC_EXTERN PetscErrorCode PetscSFCreateSectionSF(PetscSF, PetscSection, PetscInt [], PetscSection, PetscSF *);
354: /* Reset __FUNCT__ in case the user does not define it themselves */
358: #endif