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 8 #include <petscsys.h> 9 #include <petscsftypes.h> 10 #include <petscsectiontypes.h> 11 #include <petscistypes.h> /*I "petscis.h" I*/ 12 13 /* SUBMANSEC = IS */ 14 15 #define IS_FILE_CLASSID 1211218 16 PETSC_EXTERN PetscClassId IS_CLASSID; 17 18 PETSC_EXTERN PetscErrorCode ISInitializePackage(void); 19 20 /*J 21 ISType - String with the name of a PETSc index set type 22 23 Level: beginner 24 25 .seealso: `ISSetType()`, `IS`, `ISCreate()`, `ISRegister()` 26 J*/ 27 typedef const char* ISType; 28 #define ISGENERAL "general" 29 #define ISSTRIDE "stride" 30 #define ISBLOCK "block" 31 32 /* Dynamic creation and loading functions */ 33 PETSC_EXTERN PetscFunctionList ISList; 34 PETSC_EXTERN PetscErrorCode ISSetType(IS,ISType); 35 PETSC_EXTERN PetscErrorCode ISGetType(IS,ISType*); 36 PETSC_EXTERN PetscErrorCode ISRegister(const char[],PetscErrorCode (*)(IS)); 37 PETSC_EXTERN PetscErrorCode ISCreate(MPI_Comm,IS*); 38 39 PETSC_EXTERN PetscErrorCode ISDestroy(IS*); 40 PETSC_EXTERN PetscErrorCode ISSetPermutation(IS); 41 PETSC_EXTERN PetscErrorCode ISPermutation(IS,PetscBool*); 42 PETSC_EXTERN PetscErrorCode ISSetIdentity(IS); 43 PETSC_EXTERN PetscErrorCode ISIdentity(IS,PetscBool*); 44 PETSC_EXTERN PetscErrorCode ISContiguousLocal(IS,PetscInt,PetscInt,PetscInt*,PetscBool*); 45 46 /*E 47 ISInfo - Info that may either be computed or set as known for an index set 48 49 Level: beginner 50 51 Any additions/changes here MUST also be made in include/petsc/finclude/petscis.h 52 Any additions/changes here must also be made in src/vec/vec/interface/dlregisvec.c in ISInfos[] 53 54 Developer Notes: 55 Entries that are negative need not be called collectively by all processes. 56 57 .seealso: `ISSetInfo()` 58 E*/ 59 typedef enum {IS_INFO_MIN = -1, 60 IS_SORTED = 0, 61 IS_UNIQUE = 1, 62 IS_PERMUTATION = 2, 63 IS_INTERVAL = 3, 64 IS_IDENTITY = 4, 65 IS_INFO_MAX = 5} ISInfo; 66 67 typedef enum {IS_LOCAL, IS_GLOBAL} ISInfoType; 68 69 PETSC_EXTERN PetscErrorCode ISSetInfo(IS,ISInfo,ISInfoType,PetscBool,PetscBool); 70 PETSC_EXTERN PetscErrorCode ISGetInfo(IS,ISInfo,ISInfoType,PetscBool,PetscBool*); 71 PETSC_EXTERN PetscErrorCode ISClearInfoCache(IS,PetscBool); 72 PETSC_EXTERN PetscErrorCode ISGetIndices(IS,const PetscInt*[]); 73 PETSC_EXTERN PetscErrorCode ISRestoreIndices(IS,const PetscInt*[]); 74 PETSC_EXTERN PetscErrorCode ISGetTotalIndices(IS,const PetscInt*[]); 75 PETSC_EXTERN PetscErrorCode ISRestoreTotalIndices(IS,const PetscInt*[]); 76 PETSC_EXTERN PetscErrorCode ISGetNonlocalIndices(IS,const PetscInt*[]); 77 PETSC_EXTERN PetscErrorCode ISRestoreNonlocalIndices(IS,const PetscInt*[]); 78 PETSC_EXTERN PetscErrorCode ISGetNonlocalIS(IS,IS*); 79 PETSC_EXTERN PetscErrorCode ISRestoreNonlocalIS(IS,IS*); 80 PETSC_EXTERN PetscErrorCode ISGetSize(IS,PetscInt*); 81 PETSC_EXTERN PetscErrorCode ISGetLocalSize(IS,PetscInt*); 82 PETSC_EXTERN PetscErrorCode ISInvertPermutation(IS,PetscInt,IS*); 83 PETSC_EXTERN PetscErrorCode ISView(IS,PetscViewer); 84 PETSC_EXTERN PetscErrorCode ISViewFromOptions(IS,PetscObject,const char[]); 85 PETSC_EXTERN PetscErrorCode ISLoad(IS,PetscViewer); 86 PETSC_EXTERN PetscErrorCode ISEqual(IS,IS,PetscBool*); 87 PETSC_EXTERN PetscErrorCode ISEqualUnsorted(IS,IS,PetscBool *); 88 PETSC_EXTERN PetscErrorCode ISSort(IS); 89 PETSC_EXTERN PetscErrorCode ISSortRemoveDups(IS); 90 PETSC_EXTERN PetscErrorCode ISSorted(IS,PetscBool*); 91 PETSC_EXTERN PetscErrorCode ISDifference(IS,IS,IS*); 92 PETSC_EXTERN PetscErrorCode ISSum(IS,IS,IS*); 93 PETSC_EXTERN PetscErrorCode ISExpand(IS,IS,IS*); 94 PETSC_EXTERN PetscErrorCode ISIntersect(IS,IS,IS*); 95 PETSC_EXTERN PetscErrorCode ISGetMinMax(IS,PetscInt*,PetscInt*); 96 97 PETSC_EXTERN PetscErrorCode ISLocate(IS,PetscInt,PetscInt*); 98 PETSC_EXTERN PetscErrorCode ISGetPointRange(IS,PetscInt*,PetscInt*,const PetscInt**); 99 PETSC_EXTERN PetscErrorCode ISRestorePointRange(IS,PetscInt*,PetscInt*,const PetscInt**); 100 PETSC_EXTERN PetscErrorCode ISGetPointSubrange(IS,PetscInt,PetscInt,const PetscInt*); 101 102 PETSC_EXTERN PetscErrorCode ISGetBlockSize(IS,PetscInt*); 103 PETSC_EXTERN PetscErrorCode ISSetBlockSize(IS,PetscInt); 104 105 PETSC_EXTERN PetscErrorCode ISToGeneral(IS); 106 107 PETSC_EXTERN PetscErrorCode ISDuplicate(IS,IS*); 108 PETSC_EXTERN PetscErrorCode ISCopy(IS,IS); 109 PETSC_EXTERN PetscErrorCode ISShift(IS,PetscInt,IS); 110 PETSC_EXTERN PetscErrorCode ISAllGather(IS,IS*); 111 PETSC_EXTERN PetscErrorCode ISComplement(IS,PetscInt,PetscInt,IS*); 112 PETSC_EXTERN PetscErrorCode ISConcatenate(MPI_Comm,PetscInt,const IS[],IS*); 113 PETSC_EXTERN PetscErrorCode ISListToPair(MPI_Comm,PetscInt,IS[],IS*,IS*); 114 PETSC_EXTERN PetscErrorCode ISPairToList(IS,IS,PetscInt*,IS*[]); 115 PETSC_EXTERN PetscErrorCode ISEmbed(IS,IS,PetscBool,IS*); 116 PETSC_EXTERN PetscErrorCode ISSortPermutation(IS,PetscBool,IS*); 117 PETSC_EXTERN PetscErrorCode ISOnComm(IS,MPI_Comm,PetscCopyMode,IS*); 118 PETSC_EXTERN PetscErrorCode ISRenumber(IS,IS,PetscInt*,IS*); 119 PETSC_EXTERN PetscErrorCode ISCreateSubIS(IS,IS,IS*); 120 121 /* ISGENERAL specific */ 122 PETSC_EXTERN PetscErrorCode ISCreateGeneral(MPI_Comm,PetscInt,const PetscInt[],PetscCopyMode,IS*); 123 PETSC_EXTERN PetscErrorCode ISGeneralSetIndices(IS,PetscInt,const PetscInt[],PetscCopyMode); 124 PETSC_EXTERN PetscErrorCode ISGeneralSetIndicesFromMask(IS,PetscInt,PetscInt,const PetscBool[]); 125 PETSC_EXTERN PetscErrorCode ISGeneralFilter(IS,PetscInt,PetscInt); 126 127 /* ISBLOCK specific */ 128 PETSC_EXTERN PetscErrorCode ISCreateBlock(MPI_Comm,PetscInt,PetscInt,const PetscInt[],PetscCopyMode,IS*); 129 PETSC_EXTERN PetscErrorCode ISBlockSetIndices(IS,PetscInt,PetscInt,const PetscInt[],PetscCopyMode); 130 PETSC_EXTERN PetscErrorCode ISBlockGetIndices(IS,const PetscInt*[]); 131 PETSC_EXTERN PetscErrorCode ISBlockRestoreIndices(IS,const PetscInt*[]); 132 PETSC_EXTERN PetscErrorCode ISBlockGetLocalSize(IS,PetscInt*); 133 PETSC_EXTERN PetscErrorCode ISBlockGetSize(IS,PetscInt*); 134 135 /* ISSTRIDE specific */ 136 PETSC_EXTERN PetscErrorCode ISCreateStride(MPI_Comm,PetscInt,PetscInt,PetscInt,IS*); 137 PETSC_EXTERN PetscErrorCode ISStrideSetStride(IS,PetscInt,PetscInt,PetscInt); 138 PETSC_EXTERN PetscErrorCode ISStrideGetInfo(IS,PetscInt*,PetscInt*); 139 140 /* --------------------------------------------------------------------------*/ 141 PETSC_EXTERN PetscClassId IS_LTOGM_CLASSID; 142 143 /*E 144 ISGlobalToLocalMappingMode - Indicates mapping behavior if global indices are missing 145 146 IS_GTOLM_MASK - missing global indices are masked by mapping them to a local index of -1 147 IS_GTOLM_DROP - missing global indices are dropped 148 149 Level: beginner 150 151 .seealso: `ISGlobalToLocalMappingApplyBlock()`, `ISGlobalToLocalMappingApply()` 152 153 E*/ 154 typedef enum {IS_GTOLM_MASK,IS_GTOLM_DROP} ISGlobalToLocalMappingMode; 155 156 /*J 157 ISLocalToGlobalMappingType - String with the name of a mapping method 158 159 Level: beginner 160 161 .seealso: `ISLocalToGlobalMappingSetType()`, `ISLocalToGlobalSetFromOptions()` 162 J*/ 163 typedef const char* ISLocalToGlobalMappingType; 164 #define ISLOCALTOGLOBALMAPPINGBASIC "basic" 165 #define ISLOCALTOGLOBALMAPPINGHASH "hash" 166 167 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetType(ISLocalToGlobalMapping,ISLocalToGlobalMappingType); 168 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetType(ISLocalToGlobalMapping,ISLocalToGlobalMappingType*); 169 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRegister(const char[],PetscErrorCode (*)(ISLocalToGlobalMapping)); 170 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRegisterAll(void); 171 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreate(MPI_Comm,PetscInt,PetscInt,const PetscInt[],PetscCopyMode,ISLocalToGlobalMapping*); 172 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreateIS(IS,ISLocalToGlobalMapping *); 173 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingCreateSF(PetscSF,PetscInt,ISLocalToGlobalMapping*); 174 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetFromOptions(ISLocalToGlobalMapping); 175 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetUp(ISLocalToGlobalMapping); 176 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingView(ISLocalToGlobalMapping,PetscViewer); 177 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingViewFromOptions(ISLocalToGlobalMapping,PetscObject,const char[]); 178 179 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingDestroy(ISLocalToGlobalMapping*); 180 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApply(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]); 181 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApplyBlock(ISLocalToGlobalMapping,PetscInt,const PetscInt[],PetscInt[]); 182 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingApplyIS(ISLocalToGlobalMapping,IS,IS*); 183 PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApply(ISLocalToGlobalMapping,ISGlobalToLocalMappingMode,PetscInt,const PetscInt[],PetscInt*,PetscInt[]); 184 PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApplyBlock(ISLocalToGlobalMapping,ISGlobalToLocalMappingMode,PetscInt,const PetscInt[],PetscInt*,PetscInt[]); 185 PETSC_EXTERN PetscErrorCode ISGlobalToLocalMappingApplyIS(ISLocalToGlobalMapping,ISGlobalToLocalMappingMode,IS,IS*); 186 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetSize(ISLocalToGlobalMapping,PetscInt*); 187 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetNodeInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt**[]); 188 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreNodeInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt**[]); 189 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 190 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 191 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 192 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreBlockInfo(ISLocalToGlobalMapping,PetscInt*,PetscInt*[],PetscInt*[],PetscInt**[]); 193 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetIndices(ISLocalToGlobalMapping,const PetscInt**); 194 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreIndices(ISLocalToGlobalMapping,const PetscInt**); 195 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockIndices(ISLocalToGlobalMapping,const PetscInt**); 196 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingRestoreBlockIndices(ISLocalToGlobalMapping,const PetscInt**); 197 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingConcatenate(MPI_Comm,PetscInt,const ISLocalToGlobalMapping[],ISLocalToGlobalMapping*); 198 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingGetBlockSize(ISLocalToGlobalMapping,PetscInt*); 199 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingSetBlockSize(ISLocalToGlobalMapping,PetscInt); 200 PETSC_EXTERN PetscErrorCode ISLocalToGlobalMappingDuplicate(ISLocalToGlobalMapping,ISLocalToGlobalMapping*); 201 202 /* --------------------------------------------------------------------------*/ 203 /*E 204 ISColoringType - determines if the coloring is for the entire parallel grid/graph/matrix 205 or for just the local ghosted portion 206 207 Level: beginner 208 209 $ IS_COLORING_GLOBAL - does not include the colors for ghost points, this is used when the function 210 $ is called synchronously in parallel. This requires generating a "parallel coloring". 211 $ IS_COLORING_LOCAL - includes colors for ghost points, this is used when the function can be called 212 $ separately on individual processes with the ghost points already filled in. Does not 213 $ require a "parallel coloring", rather each process colors its local + ghost part. 214 $ Using this can result in much less parallel communication. Currently only works 215 $ with DMDA and if you call MatFDColoringSetFunction() with the local function. 216 217 .seealso: `DMCreateColoring()` 218 E*/ 219 typedef enum {IS_COLORING_GLOBAL,IS_COLORING_LOCAL} ISColoringType; 220 PETSC_EXTERN const char *const ISColoringTypes[]; 221 typedef unsigned PETSC_IS_COLORING_VALUE_TYPE ISColoringValue; 222 #define IS_COLORING_MAX PETSC_IS_COLORING_MAX 223 #define MPIU_COLORING_VALUE PETSC_MPIU_IS_COLORING_VALUE_TYPE 224 PETSC_EXTERN PetscErrorCode ISAllGatherColors(MPI_Comm,PetscInt,ISColoringValue*,PetscInt*,ISColoringValue*[]); 225 226 PETSC_EXTERN PetscErrorCode ISColoringCreate(MPI_Comm,PetscInt,PetscInt,const ISColoringValue[],PetscCopyMode,ISColoring*); 227 PETSC_EXTERN PetscErrorCode ISColoringDestroy(ISColoring*); 228 PETSC_EXTERN PetscErrorCode ISColoringView(ISColoring,PetscViewer); 229 PETSC_EXTERN PetscErrorCode ISColoringViewFromOptions(ISColoring,PetscObject,const char[]); 230 PETSC_EXTERN PetscErrorCode ISColoringGetIS(ISColoring,PetscCopyMode,PetscInt*,IS*[]); 231 PETSC_EXTERN PetscErrorCode ISColoringRestoreIS(ISColoring,PetscCopyMode,IS*[]); 232 PETSC_EXTERN PetscErrorCode ISColoringReference(ISColoring); 233 PETSC_EXTERN PetscErrorCode ISColoringSetType(ISColoring,ISColoringType); 234 PETSC_EXTERN PetscErrorCode ISColoringGetType(ISColoring,ISColoringType*); 235 PETSC_EXTERN PetscErrorCode ISColoringGetColors(ISColoring,PetscInt*,PetscInt*,const ISColoringValue**); 236 237 /* --------------------------------------------------------------------------*/ 238 PETSC_EXTERN PetscErrorCode ISBuildTwoSided(IS,IS,IS*); 239 PETSC_EXTERN PetscErrorCode ISPartitioningToNumbering(IS,IS*); 240 PETSC_EXTERN PetscErrorCode ISPartitioningCount(IS,PetscInt,PetscInt[]); 241 242 PETSC_EXTERN PetscErrorCode ISCompressIndicesGeneral(PetscInt,PetscInt,PetscInt,PetscInt,const IS[],IS[]); 243 PETSC_EXTERN PetscErrorCode ISCompressIndicesSorted(PetscInt,PetscInt,PetscInt,const IS[],IS[]); 244 PETSC_EXTERN PetscErrorCode ISExpandIndicesGeneral(PetscInt,PetscInt,PetscInt,PetscInt,const IS[],IS[]); 245 246 struct _n_PetscLayout{ 247 MPI_Comm comm; 248 PetscMPIInt size; 249 PetscInt n,N; /* local, global vector size */ 250 PetscInt rstart,rend; /* local start, local end + 1 */ 251 PetscInt *range; /* the offset of each processor */ 252 PetscBool range_alloc; /* should range be freed in Destroy? */ 253 PetscInt bs; /* number of elements in each block (generally for multi-component 254 * problems). Defaults to -1 and can be arbitrarily lazy so always use 255 * PetscAbs(map->bs) when accessing directly and expecting result to be 256 * positive. Do NOT multiply above numbers by bs */ 257 PetscInt refcnt; /* MPI Vecs obtained with VecDuplicate() and from MatCreateVecs() reuse map of input object */ 258 ISLocalToGlobalMapping mapping; /* mapping used in Vec/MatSetValuesLocal() */ 259 PetscBool setupcalled; /* Forbid setup more than once */ 260 PetscInt oldn,oldN; /* Checking if setup is allowed */ 261 PetscInt oldbs; /* And again */ 262 }; 263 264 /*@C 265 PetscLayoutFindOwner - Find the owning rank for a global index 266 267 Not Collective 268 269 Input Parameters: 270 + map - the layout 271 - idx - global index to find the owner of 272 273 Output Parameter: 274 . owner - the owning rank 275 276 Level: developer 277 278 Fortran Notes: 279 Not available from Fortran 280 281 @*/ 282 static inline PetscErrorCode PetscLayoutFindOwner(PetscLayout map,PetscInt idx,PetscMPIInt *owner) 283 { 284 PetscMPIInt lo = 0,hi,t; 285 286 PetscFunctionBegin; 287 *owner = -1; /* GCC erroneously issues warning about possibly uninitialized use when error condition */ 288 #if defined(PETSC_USE_DEBUG) 289 PetscCheck((map->n >= 0) && (map->N >= 0) && (map->range),PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"PetscLayoutSetUp() must be called first"); 290 PetscCheck(idx >= 0 && idx <= map->N,PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index %" PetscInt_FMT " is out of range",idx); 291 #endif 292 hi = map->size; 293 while (hi - lo > 1) { 294 t = lo + (hi - lo) / 2; 295 if (idx < map->range[t]) hi = t; 296 else lo = t; 297 } 298 *owner = lo; 299 PetscFunctionReturn(0); 300 } 301 302 /*@C 303 PetscLayoutFindOwnerIndex - Find the owning rank and the local index for a global index 304 305 Not Collective 306 307 Input Parameters: 308 + map - the layout 309 - idx - global index to find the owner of 310 311 Output Parameters: 312 + owner - the owning rank 313 - lidx - local index used by the owner for idx 314 315 Level: developer 316 317 Fortran Notes: 318 Not available from Fortran 319 320 @*/ 321 static inline PetscErrorCode PetscLayoutFindOwnerIndex(PetscLayout map,PetscInt idx,PetscMPIInt *owner,PetscInt *lidx) 322 { 323 PetscMPIInt lo = 0,hi,t; 324 325 PetscFunctionBegin; 326 #if defined(PETSC_USE_DEBUG) 327 PetscCheck((map->n >= 0) && (map->N >= 0) && (map->range),PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"PetscLayoutSetUp() must be called first"); 328 PetscCheck(idx >= 0 && idx <= map->N,PETSC_COMM_SELF,PETSC_ERR_ARG_OUTOFRANGE,"Index %" PetscInt_FMT " is out of range",idx); 329 #endif 330 hi = map->size; 331 while (hi - lo > 1) { 332 t = lo + (hi - lo) / 2; 333 if (idx < map->range[t]) hi = t; 334 else lo = t; 335 } 336 if (owner) *owner = lo; 337 if (lidx) *lidx = idx - map->range[lo]; 338 PetscFunctionReturn(0); 339 } 340 341 PETSC_EXTERN PetscErrorCode PetscLayoutCreate(MPI_Comm,PetscLayout*); 342 PETSC_EXTERN PetscErrorCode PetscLayoutCreateFromSizes(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscLayout*); 343 PETSC_EXTERN PetscErrorCode PetscLayoutCreateFromRanges(MPI_Comm,const PetscInt[],PetscCopyMode,PetscInt,PetscLayout*); 344 PETSC_EXTERN PetscErrorCode PetscLayoutSetUp(PetscLayout); 345 PETSC_EXTERN PetscErrorCode PetscLayoutDestroy(PetscLayout*); 346 PETSC_EXTERN PetscErrorCode PetscLayoutDuplicate(PetscLayout,PetscLayout*); 347 PETSC_EXTERN PetscErrorCode PetscLayoutReference(PetscLayout,PetscLayout*); 348 PETSC_EXTERN PetscErrorCode PetscLayoutSetLocalSize(PetscLayout,PetscInt); 349 PETSC_EXTERN PetscErrorCode PetscLayoutGetLocalSize(PetscLayout,PetscInt *); 350 PETSC_EXTERN PetscErrorCode PetscLayoutSetSize(PetscLayout,PetscInt); 351 PETSC_EXTERN PetscErrorCode PetscLayoutGetSize(PetscLayout,PetscInt*); 352 PETSC_EXTERN PetscErrorCode PetscLayoutSetBlockSize(PetscLayout,PetscInt); 353 PETSC_EXTERN PetscErrorCode PetscLayoutGetBlockSize(PetscLayout,PetscInt*); 354 PETSC_EXTERN PetscErrorCode PetscLayoutGetRange(PetscLayout,PetscInt*,PetscInt*); 355 PETSC_EXTERN PetscErrorCode PetscLayoutGetRanges(PetscLayout,const PetscInt*[]); 356 PETSC_EXTERN PetscErrorCode PetscLayoutCompare(PetscLayout,PetscLayout,PetscBool*); 357 PETSC_EXTERN PetscErrorCode PetscLayoutSetISLocalToGlobalMapping(PetscLayout,ISLocalToGlobalMapping); 358 PETSC_EXTERN PetscErrorCode PetscLayoutMapLocal(PetscLayout,PetscInt,const PetscInt[],PetscInt*,PetscInt**,PetscInt**); 359 360 PETSC_EXTERN PetscErrorCode PetscParallelSortInt(PetscLayout, PetscLayout, PetscInt*, PetscInt*); 361 362 PETSC_EXTERN PetscErrorCode ISGetLayout(IS,PetscLayout*); 363 PETSC_EXTERN PetscErrorCode ISSetLayout(IS,PetscLayout); 364 365 #endif 366