1 /* 2 An index set is a generalization of a subset of integers. Index sets 3 are used for defining scatters and gathers. 4 */ 5 #if !defined(__PETSCIS_H) 6 #define __PETSCIS_H 7 #include <petscsys.h> 8 #include <petscsftypes.h> 9 #include <petscistypes.h> 10 11 #define IS_FILE_CLASSID 1211218 12 PETSC_EXTERN PetscClassId IS_CLASSID; 13 14 PETSC_EXTERN PetscErrorCode ISInitializePackage(void); 15 16 /*J 17 ISType - String with the name of a PETSc index set type 18 19 Level: beginner 20 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" 27 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*); 34 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); 44 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*); 51 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*); 74 75 PETSC_EXTERN PetscErrorCode ISLocate(IS,PetscInt,PetscInt*); 76 77 PETSC_EXTERN PetscErrorCode ISBlockGetIndices(IS,const PetscInt *[]); 78 PETSC_EXTERN PetscErrorCode ISBlockRestoreIndices(IS,const PetscInt *[]); 79 PETSC_EXTERN PetscErrorCode ISBlockGetLocalSize(IS,PetscInt *); 80 PETSC_EXTERN PetscErrorCode ISBlockGetSize(IS,PetscInt *); 81 PETSC_EXTERN PetscErrorCode ISGetBlockSize(IS,PetscInt*); 82 PETSC_EXTERN PetscErrorCode ISSetBlockSize(IS,PetscInt); 83 84 PETSC_EXTERN PetscErrorCode ISStrideGetInfo(IS,PetscInt *,PetscInt*); 85 86 PETSC_EXTERN PetscErrorCode ISToGeneral(IS); 87 88 PETSC_EXTERN PetscErrorCode ISDuplicate(IS,IS*); 89 PETSC_EXTERN PetscErrorCode ISCopy(IS,IS); 90 PETSC_EXTERN PetscErrorCode ISAllGather(IS,IS*); 91 PETSC_EXTERN PetscErrorCode ISComplement(IS,PetscInt,PetscInt,IS*); 92 PETSC_EXTERN PetscErrorCode ISConcatenate(MPI_Comm,PetscInt,const IS[],IS*); 93 PETSC_EXTERN PetscErrorCode ISListToPair(MPI_Comm,PetscInt, IS[],IS*,IS*); 94 PETSC_EXTERN PetscErrorCode ISPairToList(IS,IS,PetscInt*, IS *[]); 95 PETSC_EXTERN PetscErrorCode ISEmbed(IS,IS,PetscBool,IS*); 96 PETSC_EXTERN PetscErrorCode ISSortPermutation(IS,PetscBool,IS*); 97 PETSC_EXTERN PetscErrorCode ISOnComm(IS,MPI_Comm,PetscCopyMode,IS*); 98 PETSC_EXTERN PetscErrorCode ISRenumber(IS,IS,PetscInt*,IS*); 99 100 /* --------------------------------------------------------------------------*/ 101 PETSC_EXTERN PetscClassId IS_LTOGM_CLASSID; 102 103 /*E 104 ISGlobalToLocalMappingMode - Indicates if missing global indices are 105 106 IS_GTOLM_MASK - missing global indices are replaced with -1 107 IS_GTOLM_DROP - missing global indices are dropped 108 109 Level: beginner 110 111 .seealso: ISGlobalToLocalMappingApplyBlock(), ISGlobalToLocalMappingApply() 112 113 E*/ 114 typedef enum {IS_GTOLM_MASK,IS_GTOLM_DROP} ISGlobalToLocalMappingMode; 115 116 /*J 117 ISLocalToGlobalMappingType - String with the name of a mapping method 118 119 Level: beginner 120 121 .seealso: ISLocalToGlobalMappingSetType(), ISLocalToGlobalSetFromOptions() 122 J*/ 123 typedef const char* ISLocalToGlobalMappingType; 124 #define ISLOCALTOGLOBALMAPPINGBASIC "basic" 125 #define ISLOCALTOGLOBALMAPPINGHASH "hash" 126 127 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetType(ISLocalToGlobalMapping,ISLocalToGlobalMappingType); 128 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRegisterAll(void); 129 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreate(MPI_Comm,PetscInt,PetscInt,const PetscInt[],PetscCopyMode,ISLocalToGlobalMapping*); 130 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreateIS(IS,ISLocalToGlobalMapping *); 131 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreateSF(PetscSF,PetscInt,ISLocalToGlobalMapping*); 132 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetFromOptions(ISLocalToGlobalMapping); 133 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetUp(ISLocalToGlobalMapping); 134 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingView(ISLocalToGlobalMapping,PetscViewer); 135 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingDestroy(ISLocalToGlobalMapping*); 136 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApply(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]); 137 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApplyBlock(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]); 138 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApplyIS(ISLocalToGlobalMapping,IS,IS*); 139 PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApply(ISLocalToGlobalMapping,ISGlobalToLocalMappingMode,PetscInt,const PetscInt[],PetscInt*,PetscInt[]); 140 PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApplyBlock(ISLocalToGlobalMapping,ISGlobalToLocalMappingMode,PetscInt,const PetscInt[],PetscInt*,PetscInt[]); 141 PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApplyIS(ISLocalToGlobalMapping,ISGlobalToLocalMappingMode,IS,IS*); 142 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetSize(ISLocalToGlobalMapping,PetscInt*); 143 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 144 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 145 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 146 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreBlockInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 147 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetIndices(ISLocalToGlobalMapping,const PetscInt**); 148 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreIndices(ISLocalToGlobalMapping,const PetscInt**); 149 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockIndices(ISLocalToGlobalMapping,const PetscInt**); 150 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreBlockIndices(ISLocalToGlobalMapping,const PetscInt**); 151 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingConcatenate(MPI_Comm,PetscInt,const ISLocalToGlobalMapping[],ISLocalToGlobalMapping*); 152 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockSize(ISLocalToGlobalMapping,PetscInt*); 153 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetBlockSize(ISLocalToGlobalMapping,PetscInt); 154 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingDuplicate(ISLocalToGlobalMapping,ISLocalToGlobalMapping*); 155 156 157 /* --------------------------------------------------------------------------*/ 158 /*E 159 ISColoringType - determines if the coloring is for the entire parallel grid/graph/matrix 160 or for just the local ghosted portion 161 162 Level: beginner 163 164 $ IS_COLORING_GLOBAL - does not include the colors for ghost points, this is used when the function 165 $ is called synchronously in parallel. This requires generating a "parallel coloring". 166 $ IS_COLORING_LOCAL - includes colors for ghost points, this is used when the function can be called 167 $ separately on individual processes with the ghost points already filled in. Does not 168 $ require a "parallel coloring", rather each process colors its local + ghost part. 169 $ Using this can result in much less parallel communication. Currently only works 170 $ with DMDA and if you call MatFDColoringSetFunction() with the local function. 171 172 .seealso: DMCreateColoring() 173 E*/ 174 typedef enum {IS_COLORING_GLOBAL,IS_COLORING_LOCAL} ISColoringType; 175 PETSC_EXTERN const char *const ISColoringTypes[]; 176 typedef unsigned PETSC_IS_COLOR_VALUE_TYPE ISColoringValue; 177 PETSC_EXTERN PetscErrorCode ISAllGatherColors(MPI_Comm,PetscInt,ISColoringValue*,PetscInt*,ISColoringValue*[]); 178 179 PETSC_EXTERN PetscErrorCode ISColoringCreate(MPI_Comm,PetscInt,PetscInt,const ISColoringValue[],PetscCopyMode,ISColoring*); 180 PETSC_EXTERN PetscErrorCode ISColoringDestroy(ISColoring*); 181 PETSC_EXTERN PetscErrorCode ISColoringView(ISColoring,PetscViewer); 182 PETSC_EXTERN PetscErrorCode ISColoringViewFromOptions(ISColoring,PetscObject,const char[]); 183 PETSC_EXTERN PetscErrorCode ISColoringGetIS(ISColoring,PetscInt*,IS*[]); 184 PETSC_EXTERN PetscErrorCode ISColoringRestoreIS(ISColoring,IS*[]); 185 PETSC_EXTERN PetscErrorCode ISColoringReference(ISColoring); 186 PETSC_EXTERN PetscErrorCode ISColoringSetType(ISColoring,ISColoringType); 187 188 189 /* --------------------------------------------------------------------------*/ 190 PETSC_EXTERN PetscErrorCode ISBuildTwoSided(IS,IS,IS*); 191 PETSC_EXTERN PetscErrorCode ISPartitioningToNumbering(IS,IS*); 192 PETSC_EXTERN PetscErrorCode ISPartitioningCount(IS,PetscInt,PetscInt[]); 193 194 PETSC_EXTERN PetscErrorCode ISCompressIndicesGeneral(PetscInt,PetscInt,PetscInt,PetscInt,const IS[],IS[]); 195 PETSC_EXTERN PetscErrorCode ISCompressIndicesSorted(PetscInt,PetscInt,PetscInt,const IS[],IS[]); 196 PETSC_EXTERN PetscErrorCode ISExpandIndicesGeneral(PetscInt,PetscInt,PetscInt,PetscInt,const IS[],IS[]); 197 198 199 struct _n_PetscLayout{ 200 MPI_Comm comm; 201 PetscInt n,N; /* local, global vector size */ 202 PetscInt rstart,rend; /* local start, local end + 1 */ 203 PetscInt *range; /* the offset of each processor */ 204 PetscInt bs; /* number of elements in each block (generally for multi-component 205 * problems). Defaults to -1 and can be arbitrarily lazy so always use 206 * PetscAbs(map->bs) when accessing directly and expecting result to be 207 * positive. Do NOT multiply above numbers by bs */ 208 PetscInt refcnt; /* MPI Vecs obtained with VecDuplicate() and from MatCreateVecs() reuse map of input object */ 209 ISLocalToGlobalMapping mapping; /* mapping used in Vec/MatSetValuesLocal() */ 210 }; 211 212 /*@C 213 PetscLayoutFindOwner - Find the owning rank for a global index 214 215 Not Collective 216 217 Input Parameters: 218 + map - the layout 219 - idx - global index to find the owner of 220 221 Output Parameter: 222 . owner - the owning rank 223 224 Level: developer 225 226 Fortran Notes: 227 Not available from Fortran 228 229 @*/ 230 PETSC_STATIC_INLINE PetscErrorCode PetscLayoutFindOwner(PetscLayout map,PetscInt idx,PetscInt *owner) 231 { 232 PetscErrorCode ierr; 233 PetscMPIInt lo = 0,hi,t; 234 235 PetscFunctionBegin; 236 *owner = -1; /* GCC erroneously issues warning about possibly uninitialized use when error condition */ 237 if (!((map->n >= 0) && (map->N >= 0) && (map->range))) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"PetscLayoutSetUp() must be called first"); 238 if (idx < 0 || idx > map->N) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index %D is out of range",idx); 239 ierr = MPI_Comm_size(map->comm,&hi);CHKERRQ(ierr); 240 while (hi - lo > 1) { 241 t = lo + (hi - lo) / 2; 242 if (idx < map->range[t]) hi = t; 243 else lo = t; 244 } 245 *owner = lo; 246 PetscFunctionReturn(0); 247 } 248 249 /*@C 250 PetscLayoutFindOwnerIndex - Find the owning rank and the local index for a global index 251 252 Not Collective 253 254 Input Parameters: 255 + map - the layout 256 - idx - global index to find the owner of 257 258 Output Parameter: 259 + owner - the owning rank 260 - lidx - local index used by the owner for idx 261 262 Level: developer 263 264 Fortran Notes: 265 Not available from Fortran 266 267 @*/ 268 PETSC_STATIC_INLINE PetscErrorCode PetscLayoutFindOwnerIndex(PetscLayout map,PetscInt idx,PetscInt *owner, PetscInt *lidx) 269 { 270 PetscErrorCode ierr; 271 PetscMPIInt lo = 0,hi,t; 272 273 PetscFunctionBegin; 274 if (!((map->n >= 0) && (map->N >= 0) && (map->range))) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"PetscLayoutSetUp() must be called first"); 275 if (idx < 0 || idx > map->N) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index %D is out of range",idx); 276 ierr = MPI_Comm_size(map->comm,&hi);CHKERRQ(ierr); 277 while (hi - lo > 1) { 278 t = lo + (hi - lo) / 2; 279 if (idx < map->range[t]) hi = t; 280 else lo = t; 281 } 282 if (owner) *owner = lo; 283 if (lidx) *lidx = idx-map->range[lo]; 284 PetscFunctionReturn(0); 285 } 286 287 PETSC_EXTERN PetscErrorCode PetscLayoutCreate(MPI_Comm,PetscLayout*); 288 PETSC_EXTERN PetscErrorCode PetscLayoutSetUp(PetscLayout); 289 PETSC_EXTERN PetscErrorCode PetscLayoutDestroy(PetscLayout*); 290 PETSC_EXTERN PetscErrorCode PetscLayoutDuplicate(PetscLayout,PetscLayout*); 291 PETSC_EXTERN PetscErrorCode PetscLayoutReference(PetscLayout,PetscLayout*); 292 PETSC_EXTERN PetscErrorCode PetscLayoutSetLocalSize(PetscLayout,PetscInt); 293 PETSC_EXTERN PetscErrorCode PetscLayoutGetLocalSize(PetscLayout,PetscInt *); 294 PETSC_EXTERN PetscErrorCode PetscLayoutSetSize(PetscLayout,PetscInt); 295 PETSC_EXTERN PetscErrorCode PetscLayoutGetSize(PetscLayout,PetscInt *); 296 PETSC_EXTERN PetscErrorCode PetscLayoutSetBlockSize(PetscLayout,PetscInt); 297 PETSC_EXTERN PetscErrorCode PetscLayoutGetBlockSize(PetscLayout,PetscInt*); 298 PETSC_EXTERN PetscErrorCode PetscLayoutGetRange(PetscLayout,PetscInt *,PetscInt *); 299 PETSC_EXTERN PetscErrorCode PetscLayoutGetRanges(PetscLayout,const PetscInt *[]); 300 PETSC_EXTERN PetscErrorCode PetscLayoutCompare(PetscLayout,PetscLayout,PetscBool*); 301 PETSC_EXTERN PetscErrorCode PetscLayoutSetISLocalToGlobalMapping(PetscLayout,ISLocalToGlobalMapping); 302 PETSC_EXTERN PetscErrorCode PetscSFSetGraphLayout(PetscSF,PetscLayout,PetscInt,const PetscInt*,PetscCopyMode,const PetscInt*); 303 304 PETSC_EXTERN PetscClassId PETSC_SECTION_CLASSID; 305 306 PETSC_EXTERN PetscErrorCode PetscSectionCreate(MPI_Comm,PetscSection*); 307 PETSC_EXTERN PetscErrorCode PetscSectionClone(PetscSection, PetscSection*); 308 PETSC_EXTERN PetscErrorCode PetscSectionCopy(PetscSection, PetscSection); 309 PETSC_EXTERN PetscErrorCode PetscSectionGetNumFields(PetscSection, PetscInt *); 310 PETSC_EXTERN PetscErrorCode PetscSectionSetNumFields(PetscSection, PetscInt); 311 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldName(PetscSection, PetscInt, const char *[]); 312 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldName(PetscSection, PetscInt, const char []); 313 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldComponents(PetscSection, PetscInt, PetscInt *); 314 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldComponents(PetscSection, PetscInt, PetscInt); 315 PETSC_EXTERN PetscErrorCode PetscSectionGetChart(PetscSection, PetscInt *, PetscInt *); 316 PETSC_EXTERN PetscErrorCode PetscSectionSetChart(PetscSection, PetscInt, PetscInt); 317 PETSC_EXTERN PetscErrorCode PetscSectionGetPermutation(PetscSection, IS *); 318 PETSC_EXTERN PetscErrorCode PetscSectionSetPermutation(PetscSection, IS); 319 PETSC_EXTERN PetscErrorCode PetscSectionGetDof(PetscSection, PetscInt, PetscInt*); 320 PETSC_EXTERN PetscErrorCode PetscSectionSetDof(PetscSection, PetscInt, PetscInt); 321 PETSC_EXTERN PetscErrorCode PetscSectionAddDof(PetscSection, PetscInt, PetscInt); 322 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldDof(PetscSection, PetscInt, PetscInt, PetscInt*); 323 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldDof(PetscSection, PetscInt, PetscInt, PetscInt); 324 PETSC_EXTERN PetscErrorCode PetscSectionAddFieldDof(PetscSection, PetscInt, PetscInt, PetscInt); 325 PETSC_EXTERN PetscErrorCode PetscSectionHasConstraints(PetscSection, PetscBool *); 326 PETSC_EXTERN PetscErrorCode PetscSectionGetConstraintDof(PetscSection, PetscInt, PetscInt*); 327 PETSC_EXTERN PetscErrorCode PetscSectionSetConstraintDof(PetscSection, PetscInt, PetscInt); 328 PETSC_EXTERN PetscErrorCode PetscSectionAddConstraintDof(PetscSection, PetscInt, PetscInt); 329 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldConstraintDof(PetscSection, PetscInt, PetscInt, PetscInt*); 330 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldConstraintDof(PetscSection, PetscInt, PetscInt, PetscInt); 331 PETSC_EXTERN PetscErrorCode PetscSectionAddFieldConstraintDof(PetscSection, PetscInt, PetscInt, PetscInt); 332 PETSC_EXTERN PetscErrorCode PetscSectionGetConstraintIndices(PetscSection, PetscInt, const PetscInt**); 333 PETSC_EXTERN PetscErrorCode PetscSectionSetConstraintIndices(PetscSection, PetscInt, const PetscInt*); 334 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldConstraintIndices(PetscSection, PetscInt, PetscInt, const PetscInt**); 335 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldConstraintIndices(PetscSection, PetscInt, PetscInt, const PetscInt*); 336 PETSC_EXTERN PetscErrorCode PetscSectionSetUpBC(PetscSection); 337 PETSC_EXTERN PetscErrorCode PetscSectionSetUp(PetscSection); 338 PETSC_EXTERN PetscErrorCode PetscSectionGetMaxDof(PetscSection, PetscInt*); 339 PETSC_EXTERN PetscErrorCode PetscSectionGetStorageSize(PetscSection, PetscInt*); 340 PETSC_EXTERN PetscErrorCode PetscSectionGetConstrainedStorageSize(PetscSection, PetscInt*); 341 PETSC_EXTERN PetscErrorCode PetscSectionGetOffset(PetscSection, PetscInt, PetscInt*); 342 PETSC_EXTERN PetscErrorCode PetscSectionSetOffset(PetscSection, PetscInt, PetscInt); 343 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldOffset(PetscSection, PetscInt, PetscInt, PetscInt*); 344 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldOffset(PetscSection, PetscInt, PetscInt, PetscInt); 345 PETSC_EXTERN PetscErrorCode PetscSectionGetOffsetRange(PetscSection, PetscInt *, PetscInt *); 346 PETSC_EXTERN PetscErrorCode PetscSectionView(PetscSection, PetscViewer); 347 PETSC_STATIC_INLINE PetscErrorCode PetscSectionViewFromOptions(PetscSection A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);} 348 PETSC_EXTERN PetscErrorCode PetscSectionReset(PetscSection); 349 PETSC_EXTERN PetscErrorCode PetscSectionDestroy(PetscSection*); 350 PETSC_EXTERN PetscErrorCode PetscSectionCreateGlobalSection(PetscSection, PetscSF, PetscBool, PetscBool, PetscSection *); 351 PETSC_EXTERN PetscErrorCode PetscSectionCreateGlobalSectionCensored(PetscSection, PetscSF, PetscBool, PetscInt, const PetscInt [], PetscSection *); 352 PETSC_EXTERN PetscErrorCode PetscSectionCreateSubsection(PetscSection, PetscInt, PetscInt [], PetscSection *); 353 PETSC_EXTERN PetscErrorCode PetscSectionCreateSubmeshSection(PetscSection, IS, PetscSection *); 354 PETSC_EXTERN PetscErrorCode PetscSectionGetPointLayout(MPI_Comm, PetscSection, PetscLayout *); 355 PETSC_EXTERN PetscErrorCode PetscSectionGetValueLayout(MPI_Comm, PetscSection, PetscLayout *); 356 PETSC_EXTERN PetscErrorCode PetscSectionPermute(PetscSection, IS, PetscSection *); 357 PETSC_EXTERN PetscErrorCode PetscSectionGetField(PetscSection, PetscInt, PetscSection *); 358 359 PETSC_EXTERN PetscErrorCode PetscSectionSetClosureIndex(PetscSection, PetscObject, PetscSection, IS); 360 PETSC_EXTERN PetscErrorCode PetscSectionGetClosureIndex(PetscSection, PetscObject, PetscSection *, IS *); 361 PETSC_EXTERN PetscErrorCode PetscSectionSetClosurePermutation(PetscSection, PetscObject, IS); 362 PETSC_EXTERN PetscErrorCode PetscSectionGetClosurePermutation(PetscSection, PetscObject, IS *); 363 PETSC_EXTERN PetscErrorCode PetscSectionGetClosureInversePermutation(PetscSection, PetscObject, IS *); 364 365 PETSC_EXTERN PetscClassId PETSC_SECTION_SYM_CLASSID; 366 367 /*J 368 PetscSectionSymType - String with the name of a PetscSectionSym type. 369 370 Level: developer 371 372 Notes: PetscSectionSym has no default implementation, but is used by DM in PetscSectionSymCreateLabel(). 373 374 .seealso: PetscSectionSymSetType(), PetscSectionSym, PetscSectionSymCreate(), PetscSectionSymRegister() 375 J*/ 376 typedef const char *PetscSectionSymType; 377 378 PETSC_EXTERN PetscFunctionList PetscSectionSymList; 379 PETSC_EXTERN PetscErrorCode PetscSectionSymSetType(PetscSectionSym, PetscSectionSymType); 380 PETSC_EXTERN PetscErrorCode PetscSectionSymGetType(PetscSectionSym, PetscSectionSymType*); 381 PETSC_EXTERN PetscErrorCode PetscSectionSymRegister(const char[],PetscErrorCode (*)(PetscSectionSym)); 382 383 PETSC_EXTERN PetscErrorCode PetscSectionSymCreate(MPI_Comm, PetscSectionSym*); 384 PETSC_EXTERN PetscErrorCode PetscSectionSymDestroy(PetscSectionSym*); 385 PETSC_EXTERN PetscErrorCode PetscSectionSymView(PetscSectionSym,PetscViewer); 386 387 PETSC_EXTERN PetscErrorCode PetscSectionSetSym(PetscSection, PetscSectionSym); 388 PETSC_EXTERN PetscErrorCode PetscSectionGetSym(PetscSection, PetscSectionSym*); 389 PETSC_EXTERN PetscErrorCode PetscSectionSetFieldSym(PetscSection, PetscInt, PetscSectionSym); 390 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldSym(PetscSection, PetscInt, PetscSectionSym*); 391 392 PETSC_EXTERN PetscErrorCode PetscSectionGetPointSyms(PetscSection, PetscInt, const PetscInt *, const PetscInt ***, const PetscScalar ***); 393 PETSC_EXTERN PetscErrorCode PetscSectionRestorePointSyms(PetscSection, PetscInt, const PetscInt *, const PetscInt ***, const PetscScalar ***); 394 PETSC_EXTERN PetscErrorCode PetscSectionGetFieldPointSyms(PetscSection, PetscInt, PetscInt, const PetscInt *, const PetscInt ***, const PetscScalar ***); 395 PETSC_EXTERN PetscErrorCode PetscSectionRestoreFieldPointSyms(PetscSection, PetscInt, PetscInt, const PetscInt *, const PetscInt ***, const PetscScalar ***); 396 397 398 /* PetscSF support */ 399 PETSC_EXTERN PetscErrorCode PetscSFConvertPartition(PetscSF, PetscSection, IS, ISLocalToGlobalMapping *, PetscSF *); 400 PETSC_EXTERN PetscErrorCode PetscSFCreateRemoteOffsets(PetscSF, PetscSection, PetscSection, PetscInt **); 401 PETSC_EXTERN PetscErrorCode PetscSFDistributeSection(PetscSF, PetscSection, PetscInt **, PetscSection); 402 PETSC_EXTERN PetscErrorCode PetscSFCreateSectionSF(PetscSF, PetscSection, PetscInt [], PetscSection, PetscSF *); 403 404 #endif 405