1 /* 2 Defines the vector component of PETSc. Vectors generally represent 3 degrees of freedom for finite element/finite difference functions 4 on a grid. They have more mathematical structure then simple arrays. 5 */ 6 7 #if !defined(PETSCVEC_H) 8 #define PETSCVEC_H 9 #include <petscsys.h> 10 #include <petscsftypes.h> /* for VecScatter, VecScatterType */ 11 #include <petscis.h> 12 #include <petscviewer.h> 13 14 /*S 15 Vec - Abstract PETSc vector object 16 17 Level: beginner 18 19 .seealso: VecCreate(), VecType, VecSetType() 20 S*/ 21 typedef struct _p_Vec* Vec; 22 23 /*E 24 ScatterMode - Determines the direction of a scatter 25 26 Level: beginner 27 28 .seealso: VecScatter, VecScatterBegin(), VecScatterEnd() 29 E*/ 30 typedef enum {SCATTER_FORWARD=0, SCATTER_REVERSE=1, SCATTER_FORWARD_LOCAL=2, SCATTER_REVERSE_LOCAL=3, SCATTER_LOCAL=2} ScatterMode; 31 32 /*MC 33 SCATTER_FORWARD - Scatters the values as dictated by the VecScatterCreate() call 34 35 Level: beginner 36 37 .seealso: VecScatter, ScatterMode, VecScatterCreate(), VecScatterBegin(), VecScatterEnd(), SCATTER_REVERSE, SCATTER_FORWARD_LOCAL, 38 SCATTER_REVERSE_LOCAL 39 40 M*/ 41 42 /*MC 43 SCATTER_REVERSE - Moves the values in the opposite direction then the directions indicated in 44 in the VecScatterCreate() 45 46 Level: beginner 47 48 .seealso: VecScatter, ScatterMode, VecScatterCreate(), VecScatterBegin(), VecScatterEnd(), SCATTER_FORWARD, SCATTER_FORWARD_LOCAL, 49 SCATTER_REVERSE_LOCAL 50 51 M*/ 52 53 /*MC 54 SCATTER_FORWARD_LOCAL - Scatters the values as dictated by the VecScatterCreate() call except NO parallel communication 55 is done. Any variables that have be moved between processes are ignored 56 57 Level: developer 58 59 .seealso: VecScatter, ScatterMode, VecScatterCreate(), VecScatterBegin(), VecScatterEnd(), SCATTER_REVERSE, SCATTER_FORWARD, 60 SCATTER_REVERSE_LOCAL 61 62 M*/ 63 64 /*MC 65 SCATTER_REVERSE_LOCAL - Moves the values in the opposite direction then the directions indicated in 66 in the VecScatterCreate() except NO parallel communication 67 is done. Any variables that have be moved between processes are ignored 68 69 Level: developer 70 71 .seealso: VecScatter, ScatterMode, VecScatterCreate(), VecScatterBegin(), VecScatterEnd(), SCATTER_FORWARD, SCATTER_FORWARD_LOCAL, 72 SCATTER_REVERSE 73 74 M*/ 75 76 /*J 77 VecType - String with the name of a PETSc vector 78 79 Level: beginner 80 81 .seealso: VecSetType(), Vec, VecCreate(), VecDestroy() 82 J*/ 83 typedef const char* VecType; 84 #define VECSEQ "seq" 85 #define VECMPI "mpi" 86 #define VECSTANDARD "standard" /* seq on one process and mpi on several */ 87 #define VECSHARED "shared" 88 #define VECSEQVIENNACL "seqviennacl" 89 #define VECMPIVIENNACL "mpiviennacl" 90 #define VECVIENNACL "viennacl" /* seqviennacl on one process and mpiviennacl on several */ 91 #define VECSEQCUDA "seqcuda" 92 #define VECMPICUDA "mpicuda" 93 #define VECCUDA "cuda" /* seqcuda on one process and mpicuda on several */ 94 #define VECSEQHIP "seqhip" 95 #define VECMPIHIP "mpihip" 96 #define VECHIP "hip" /* seqcuda on one process and mpicuda on several */ 97 #define VECNEST "nest" 98 #define VECSEQKOKKOS "seqkokkos" 99 #define VECMPIKOKKOS "mpikokkos" 100 #define VECKOKKOS "kokkos" /* seqkokkos on one process and mpikokkos on several */ 101 102 /* Dynamic creation and loading functions */ 103 PETSC_EXTERN PetscErrorCode VecScatterSetType(VecScatter, VecScatterType); 104 PETSC_EXTERN PetscErrorCode VecScatterGetType(VecScatter, VecScatterType*); 105 PETSC_EXTERN PetscErrorCode VecScatterSetFromOptions(VecScatter); 106 PETSC_EXTERN PetscErrorCode VecScatterRegister(const char[],PetscErrorCode (*)(VecScatter)); 107 PETSC_EXTERN PetscErrorCode VecScatterCreate(Vec,IS,Vec,IS,VecScatter*); 108 109 /* Logging support */ 110 #define REAL_FILE_CLASSID 1211213 111 #define VEC_FILE_CLASSID 1211214 112 PETSC_EXTERN PetscClassId VEC_CLASSID; 113 PETSC_EXTERN PetscClassId PETSCSF_CLASSID; 114 115 PETSC_EXTERN PetscErrorCode VecInitializePackage(void); 116 PETSC_EXTERN PetscErrorCode VecFinalizePackage(void); 117 118 PETSC_EXTERN PetscErrorCode VecCreate(MPI_Comm,Vec*); 119 PETSC_EXTERN PetscErrorCode VecCreateSeq(MPI_Comm,PetscInt,Vec*); 120 PETSC_EXTERN PetscErrorCode VecCreateMPI(MPI_Comm,PetscInt,PetscInt,Vec*); 121 PETSC_EXTERN PetscErrorCode VecCreateSeqWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar[],Vec*); 122 PETSC_EXTERN PetscErrorCode VecCreateMPIWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar[],Vec*); 123 PETSC_EXTERN PetscErrorCode VecCreateShared(MPI_Comm,PetscInt,PetscInt,Vec*); 124 PETSC_EXTERN PetscErrorCode VecCreateNode(MPI_Comm,PetscInt,PetscInt,Vec*); 125 126 PETSC_EXTERN PetscErrorCode VecSetFromOptions(Vec); 127 PETSC_EXTERN PetscErrorCode VecViewFromOptions(Vec,PetscObject,const char[]); 128 129 PETSC_EXTERN PetscErrorCode VecSetUp(Vec); 130 PETSC_EXTERN PetscErrorCode VecDestroy(Vec*); 131 PETSC_EXTERN PetscErrorCode VecZeroEntries(Vec); 132 PETSC_EXTERN PetscErrorCode VecSetOptionsPrefix(Vec,const char[]); 133 PETSC_EXTERN PetscErrorCode VecAppendOptionsPrefix(Vec,const char[]); 134 PETSC_EXTERN PetscErrorCode VecGetOptionsPrefix(Vec,const char*[]); 135 136 PETSC_EXTERN PetscErrorCode VecSetSizes(Vec,PetscInt,PetscInt); 137 138 PETSC_EXTERN PetscErrorCode VecDotNorm2(Vec,Vec,PetscScalar*,PetscReal*); 139 PETSC_EXTERN PetscErrorCode VecDot(Vec,Vec,PetscScalar*); 140 PETSC_EXTERN PetscErrorCode VecDotRealPart(Vec,Vec,PetscReal*); 141 PETSC_EXTERN PetscErrorCode VecTDot(Vec,Vec,PetscScalar*); 142 PETSC_EXTERN PetscErrorCode VecMDot(Vec,PetscInt,const Vec[],PetscScalar[]); 143 PETSC_EXTERN PetscErrorCode VecMTDot(Vec,PetscInt,const Vec[],PetscScalar[]); 144 PETSC_EXTERN PetscErrorCode VecGetSubVector(Vec,IS,Vec*); 145 PETSC_EXTERN PetscErrorCode VecRestoreSubVector(Vec,IS,Vec*); 146 PETSC_EXTERN PetscErrorCode VecConcatenate(PetscInt,const Vec[],Vec*,IS*[]); 147 148 /*E 149 NormType - determines what type of norm to compute 150 151 Level: beginner 152 153 .seealso: VecNorm(), VecNormBegin(), VecNormEnd(), MatNorm() 154 E*/ 155 typedef enum {NORM_1=0,NORM_2=1,NORM_FROBENIUS=2,NORM_INFINITY=3,NORM_1_AND_2=4} NormType; 156 PETSC_EXTERN const char *const NormTypes[]; 157 #define NORM_MAX NORM_INFINITY 158 159 /*MC 160 NORM_1 - the one norm, ||v|| = sum_i | v_i |. ||A|| = max_j || v_*j ||, maximum column sum 161 162 Level: beginner 163 164 .seealso: NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_2, NORM_FROBENIUS, 165 NORM_INFINITY, NORM_1_AND_2 166 167 M*/ 168 169 /*MC 170 NORM_2 - the two norm, ||v|| = sqrt(sum_i |v_i|^2) (vectors only) 171 172 Level: beginner 173 174 .seealso: NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_1, NORM_FROBENIUS, 175 NORM_INFINITY, NORM_1_AND_2 176 177 M*/ 178 179 /*MC 180 NORM_FROBENIUS - ||A|| = sqrt(sum_ij |A_ij|^2), same as NORM_2 for vectors 181 182 Level: beginner 183 184 .seealso: NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_1, NORM_2, 185 NORM_INFINITY, NORM_1_AND_2 186 187 M*/ 188 189 /*MC 190 NORM_INFINITY - ||v|| = max_i |v_i|. ||A|| = max_i || v_i* ||, maximum row sum 191 192 Level: beginner 193 194 .seealso: NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_1, NORM_2, 195 NORM_FROBENIUS, NORM_1_AND_2 196 197 M*/ 198 199 /*MC 200 NORM_1_AND_2 - computes both the 1 and 2 norm of a vector 201 202 Level: beginner 203 204 .seealso: NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_1, NORM_2, 205 NORM_FROBENIUS, NORM_INFINITY 206 207 M*/ 208 209 /*MC 210 NORM_MAX - see NORM_INFINITY 211 212 Level: beginner 213 214 M*/ 215 216 PETSC_EXTERN PetscErrorCode VecNorm(Vec,NormType,PetscReal *); 217 PETSC_EXTERN PetscErrorCode VecNormAvailable(Vec,NormType,PetscBool *,PetscReal *); 218 PETSC_EXTERN PetscErrorCode VecNormalize(Vec,PetscReal *); 219 PETSC_EXTERN PetscErrorCode VecSum(Vec,PetscScalar*); 220 PETSC_EXTERN PetscErrorCode VecMax(Vec,PetscInt*,PetscReal *); 221 PETSC_EXTERN PetscErrorCode VecMin(Vec,PetscInt*,PetscReal *); 222 PETSC_EXTERN PetscErrorCode VecScale(Vec,PetscScalar); 223 PETSC_EXTERN PetscErrorCode VecCopy(Vec,Vec); 224 PETSC_EXTERN PetscErrorCode VecSetRandom(Vec,PetscRandom); 225 PETSC_EXTERN PetscErrorCode VecSet(Vec,PetscScalar); 226 PETSC_EXTERN PetscErrorCode VecSetInf(Vec); 227 PETSC_EXTERN PetscErrorCode VecSwap(Vec,Vec); 228 PETSC_EXTERN PetscErrorCode VecAXPY(Vec,PetscScalar,Vec); 229 PETSC_EXTERN PetscErrorCode VecAXPBY(Vec,PetscScalar,PetscScalar,Vec); 230 PETSC_EXTERN PetscErrorCode VecMAXPY(Vec,PetscInt,const PetscScalar[],Vec[]); 231 PETSC_EXTERN PetscErrorCode VecAYPX(Vec,PetscScalar,Vec); 232 PETSC_EXTERN PetscErrorCode VecWAXPY(Vec,PetscScalar,Vec,Vec); 233 PETSC_EXTERN PetscErrorCode VecAXPBYPCZ(Vec,PetscScalar,PetscScalar,PetscScalar,Vec,Vec); 234 PETSC_EXTERN PetscErrorCode VecPointwiseMax(Vec,Vec,Vec); 235 PETSC_EXTERN PetscErrorCode VecPointwiseMaxAbs(Vec,Vec,Vec); 236 PETSC_EXTERN PetscErrorCode VecPointwiseMin(Vec,Vec,Vec); 237 PETSC_EXTERN PetscErrorCode VecPointwiseMult(Vec,Vec,Vec); 238 PETSC_EXTERN PetscErrorCode VecPointwiseDivide(Vec,Vec,Vec); 239 PETSC_EXTERN PetscErrorCode VecMaxPointwiseDivide(Vec,Vec,PetscReal*); 240 PETSC_EXTERN PetscErrorCode VecShift(Vec,PetscScalar); 241 PETSC_EXTERN PetscErrorCode VecReciprocal(Vec); 242 PETSC_EXTERN PetscErrorCode VecPermute(Vec, IS, PetscBool); 243 PETSC_EXTERN PetscErrorCode VecSqrtAbs(Vec); 244 PETSC_EXTERN PetscErrorCode VecLog(Vec); 245 PETSC_EXTERN PetscErrorCode VecExp(Vec); 246 PETSC_EXTERN PetscErrorCode VecAbs(Vec); 247 PETSC_EXTERN PetscErrorCode VecDuplicate(Vec,Vec*); 248 PETSC_EXTERN PetscErrorCode VecDuplicateVecs(Vec,PetscInt,Vec*[]); 249 PETSC_EXTERN PetscErrorCode VecDestroyVecs(PetscInt, Vec*[]); 250 PETSC_EXTERN PetscErrorCode VecStrideNormAll(Vec,NormType,PetscReal[]); 251 PETSC_EXTERN PetscErrorCode VecStrideMaxAll(Vec,PetscInt [],PetscReal []); 252 PETSC_EXTERN PetscErrorCode VecStrideMinAll(Vec,PetscInt [],PetscReal []); 253 PETSC_EXTERN PetscErrorCode VecStrideScaleAll(Vec,const PetscScalar[]); 254 PETSC_EXTERN PetscErrorCode VecUniqueEntries(Vec,PetscInt*,PetscScalar**); 255 256 PETSC_EXTERN PetscErrorCode VecStrideNorm(Vec,PetscInt,NormType,PetscReal*); 257 PETSC_EXTERN PetscErrorCode VecStrideMax(Vec,PetscInt,PetscInt *,PetscReal *); 258 PETSC_EXTERN PetscErrorCode VecStrideMin(Vec,PetscInt,PetscInt *,PetscReal *); 259 PETSC_EXTERN PetscErrorCode VecStrideScale(Vec,PetscInt,PetscScalar); 260 PETSC_EXTERN PetscErrorCode VecStrideSet(Vec,PetscInt,PetscScalar); 261 262 263 PETSC_EXTERN PetscErrorCode VecStrideGather(Vec,PetscInt,Vec,InsertMode); 264 PETSC_EXTERN PetscErrorCode VecStrideScatter(Vec,PetscInt,Vec,InsertMode); 265 PETSC_EXTERN PetscErrorCode VecStrideGatherAll(Vec,Vec[],InsertMode); 266 PETSC_EXTERN PetscErrorCode VecStrideScatterAll(Vec[],Vec,InsertMode); 267 268 PETSC_EXTERN PetscErrorCode VecStrideSubSetScatter(Vec,PetscInt,const PetscInt[],const PetscInt[],Vec,InsertMode); 269 PETSC_EXTERN PetscErrorCode VecStrideSubSetGather(Vec,PetscInt,const PetscInt[],const PetscInt[],Vec,InsertMode); 270 271 PETSC_EXTERN PetscErrorCode VecSetValues(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 272 PETSC_EXTERN PetscErrorCode VecGetValues(Vec,PetscInt,const PetscInt[],PetscScalar[]); 273 PETSC_EXTERN PetscErrorCode VecAssemblyBegin(Vec); 274 PETSC_EXTERN PetscErrorCode VecAssemblyEnd(Vec); 275 PETSC_EXTERN PetscErrorCode VecStashSetInitialSize(Vec,PetscInt,PetscInt); 276 PETSC_EXTERN PetscErrorCode VecStashView(Vec,PetscViewer); 277 PETSC_EXTERN PetscErrorCode VecStashViewFromOptions(Vec,PetscObject,const char[]); 278 PETSC_EXTERN PetscErrorCode VecStashGetInfo(Vec,PetscInt*,PetscInt*,PetscInt*,PetscInt*); 279 280 /*MC 281 VecSetValue - Set a single entry into a vector. 282 283 Synopsis: 284 #include <petscvec.h> 285 PetscErrorCode VecSetValue(Vec v,PetscInt row,PetscScalar value, InsertMode mode); 286 287 Not Collective 288 289 Input Parameters: 290 + v - the vector 291 . row - the row location of the entry 292 . value - the value to insert 293 - mode - either INSERT_VALUES or ADD_VALUES 294 295 Notes: 296 For efficiency one should use VecSetValues() and set several or 297 many values simultaneously if possible. 298 299 These values may be cached, so VecAssemblyBegin() and VecAssemblyEnd() 300 MUST be called after all calls to VecSetValue() have been completed. 301 302 VecSetValue() uses 0-based indices in Fortran as well as in C. 303 304 Level: beginner 305 306 .seealso: VecSetValues(), VecAssemblyBegin(), VecAssemblyEnd(), VecSetValuesBlockedLocal(), VecSetValueLocal() 307 M*/ 308 PETSC_STATIC_INLINE PetscErrorCode VecSetValue(Vec v,PetscInt i,PetscScalar va,InsertMode mode) {return VecSetValues(v,1,&i,&va,mode);} 309 310 311 PETSC_EXTERN PetscErrorCode VecSetBlockSize(Vec,PetscInt); 312 PETSC_EXTERN PetscErrorCode VecGetBlockSize(Vec,PetscInt*); 313 PETSC_EXTERN PetscErrorCode VecSetValuesBlocked(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 314 315 /* Dynamic creation and loading functions */ 316 PETSC_EXTERN PetscFunctionList VecList; 317 PETSC_EXTERN PetscErrorCode VecSetType(Vec,VecType); 318 PETSC_EXTERN PetscErrorCode VecGetType(Vec,VecType*); 319 PETSC_EXTERN PetscErrorCode VecRegister(const char[],PetscErrorCode (*)(Vec)); 320 321 PETSC_EXTERN PetscErrorCode VecScatterBegin(VecScatter,Vec,Vec,InsertMode,ScatterMode); 322 PETSC_EXTERN PetscErrorCode VecScatterEnd(VecScatter,Vec,Vec,InsertMode,ScatterMode); 323 PETSC_EXTERN PetscErrorCode VecScatterDestroy(VecScatter*); 324 PETSC_EXTERN PetscErrorCode VecScatterSetUp(VecScatter); 325 PETSC_EXTERN PetscErrorCode VecScatterCopy(VecScatter,VecScatter *); 326 PETSC_EXTERN PetscErrorCode VecScatterView(VecScatter,PetscViewer); 327 PETSC_EXTERN PetscErrorCode VecScatterViewFromOptions(VecScatter,PetscObject,const char[]); 328 PETSC_EXTERN PetscErrorCode VecScatterRemap(VecScatter,PetscInt[],PetscInt[]); 329 PETSC_EXTERN PetscErrorCode VecScatterGetMerged(VecScatter,PetscBool*); 330 331 PETSC_EXTERN PetscErrorCode VecGetArray4d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 332 PETSC_EXTERN PetscErrorCode VecRestoreArray4d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 333 PETSC_EXTERN PetscErrorCode VecGetArray3d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]); 334 PETSC_EXTERN PetscErrorCode VecRestoreArray3d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]); 335 PETSC_EXTERN PetscErrorCode VecGetArray2d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]); 336 PETSC_EXTERN PetscErrorCode VecRestoreArray2d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]); 337 PETSC_EXTERN PetscErrorCode VecGetArray1d(Vec,PetscInt,PetscInt,PetscScalar*[]); 338 PETSC_EXTERN PetscErrorCode VecRestoreArray1d(Vec,PetscInt,PetscInt,PetscScalar*[]); 339 340 PETSC_EXTERN PetscErrorCode VecGetArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 341 PETSC_EXTERN PetscErrorCode VecGetArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 342 PETSC_EXTERN PetscErrorCode VecRestoreArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 343 PETSC_EXTERN PetscErrorCode VecGetArray3dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]); 344 PETSC_EXTERN PetscErrorCode VecRestoreArray3dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]); 345 PETSC_EXTERN PetscErrorCode VecGetArray2dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]); 346 PETSC_EXTERN PetscErrorCode VecRestoreArray2dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]); 347 PETSC_EXTERN PetscErrorCode VecGetArray1dWrite(Vec,PetscInt,PetscInt,PetscScalar*[]); 348 PETSC_EXTERN PetscErrorCode VecRestoreArray1dWrite(Vec,PetscInt,PetscInt,PetscScalar*[]); 349 350 PETSC_EXTERN PetscErrorCode VecGetArray4dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 351 PETSC_EXTERN PetscErrorCode VecRestoreArray4dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]); 352 PETSC_EXTERN PetscErrorCode VecGetArray3dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]); 353 PETSC_EXTERN PetscErrorCode VecRestoreArray3dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]); 354 PETSC_EXTERN PetscErrorCode VecGetArray2dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]); 355 PETSC_EXTERN PetscErrorCode VecRestoreArray2dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]); 356 PETSC_EXTERN PetscErrorCode VecGetArray1dRead(Vec,PetscInt,PetscInt,PetscScalar*[]); 357 PETSC_EXTERN PetscErrorCode VecRestoreArray1dRead(Vec,PetscInt,PetscInt,PetscScalar*[]); 358 359 PETSC_EXTERN PetscErrorCode VecPlaceArray(Vec,const PetscScalar[]); 360 PETSC_EXTERN PetscErrorCode VecResetArray(Vec); 361 PETSC_EXTERN PetscErrorCode VecReplaceArray(Vec,const PetscScalar[]); 362 363 PETSC_EXTERN PetscErrorCode VecGetArrays(const Vec[],PetscInt,PetscScalar**[]); 364 PETSC_EXTERN PetscErrorCode VecRestoreArrays(const Vec[],PetscInt,PetscScalar**[]); 365 366 PETSC_EXTERN PetscErrorCode VecView(Vec,PetscViewer); 367 PETSC_EXTERN PetscErrorCode VecEqual(Vec,Vec,PetscBool*); 368 PETSC_EXTERN PetscErrorCode VecLoad(Vec,PetscViewer); 369 370 PETSC_EXTERN PetscErrorCode VecGetSize(Vec,PetscInt*); 371 PETSC_EXTERN PetscErrorCode VecGetLocalSize(Vec,PetscInt*); 372 PETSC_EXTERN PetscErrorCode VecGetOwnershipRange(Vec,PetscInt*,PetscInt*); 373 PETSC_EXTERN PetscErrorCode VecGetOwnershipRanges(Vec,const PetscInt*[]); 374 375 PETSC_EXTERN PetscErrorCode VecSetLocalToGlobalMapping(Vec,ISLocalToGlobalMapping); 376 PETSC_EXTERN PetscErrorCode VecSetValuesLocal(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 377 378 PETSC_EXTERN PetscErrorCode VecCUDAGetArray(Vec,PetscScalar**); 379 PETSC_EXTERN PetscErrorCode VecCUDARestoreArray(Vec,PetscScalar**); 380 381 PETSC_EXTERN PetscErrorCode VecCUDAGetArrayRead(Vec,const PetscScalar**); 382 PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayRead(Vec,const PetscScalar**); 383 384 PETSC_EXTERN PetscErrorCode VecCUDAGetArrayWrite(Vec,PetscScalar**); 385 PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayWrite(Vec,PetscScalar**); 386 387 PETSC_EXTERN PetscErrorCode VecCUDAPlaceArray(Vec,const PetscScalar[]); 388 PETSC_EXTERN PetscErrorCode VecCUDAReplaceArray(Vec,const PetscScalar[]); 389 PETSC_EXTERN PetscErrorCode VecCUDAResetArray(Vec); 390 391 PETSC_EXTERN PetscErrorCode VecHIPGetArray(Vec,PetscScalar**); 392 PETSC_EXTERN PetscErrorCode VecHIPRestoreArray(Vec,PetscScalar**); 393 394 PETSC_EXTERN PetscErrorCode VecHIPGetArrayRead(Vec,const PetscScalar**); 395 PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayRead(Vec,const PetscScalar**); 396 397 PETSC_EXTERN PetscErrorCode VecHIPGetArrayWrite(Vec,PetscScalar**); 398 PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayWrite(Vec,PetscScalar**); 399 400 PETSC_EXTERN PetscErrorCode VecHIPPlaceArray(Vec,const PetscScalar[]); 401 PETSC_EXTERN PetscErrorCode VecHIPReplaceArray(Vec,const PetscScalar[]); 402 PETSC_EXTERN PetscErrorCode VecHIPResetArray(Vec); 403 404 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLContext(Vec, PETSC_UINTPTR_T*); 405 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLQueue(Vec, PETSC_UINTPTR_T*); 406 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMemRead(Vec, PETSC_UINTPTR_T*); 407 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMemWrite(Vec, PETSC_UINTPTR_T*); 408 PETSC_EXTERN PetscErrorCode VecViennaCLRestoreCLMemWrite(Vec); 409 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMem(Vec, PETSC_UINTPTR_T*); 410 PETSC_EXTERN PetscErrorCode VecViennaCLRestoreCLMem(Vec); 411 412 /*MC 413 VecSetValueLocal - Set a single entry into a vector using the local numbering 414 415 Synopsis: 416 #include <petscvec.h> 417 PetscErrorCode VecSetValueLocal(Vec v,PetscInt row,PetscScalar value, InsertMode mode); 418 419 Not Collective 420 421 Input Parameters: 422 + v - the vector 423 . row - the row location of the entry 424 . value - the value to insert 425 - mode - either INSERT_VALUES or ADD_VALUES 426 427 Notes: 428 For efficiency one should use VecSetValues() and set several or 429 many values simultaneously if possible. 430 431 These values may be cached, so VecAssemblyBegin() and VecAssemblyEnd() 432 MUST be called after all calls to VecSetValues() have been completed. 433 434 VecSetValues() uses 0-based indices in Fortran as well as in C. 435 436 Level: beginner 437 438 .seealso: VecSetValues(), VecAssemblyBegin(), VecAssemblyEnd(), VecSetValuesBlockedLocal(), VecSetValue() 439 M*/ 440 PETSC_STATIC_INLINE PetscErrorCode VecSetValueLocal(Vec v,PetscInt i,PetscScalar va,InsertMode mode) {return VecSetValuesLocal(v,1,&i,&va,mode);} 441 442 PETSC_EXTERN PetscErrorCode VecSetValuesBlockedLocal(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode); 443 PETSC_EXTERN PetscErrorCode VecGetLocalToGlobalMapping(Vec,ISLocalToGlobalMapping*); 444 445 PETSC_EXTERN PetscErrorCode VecDotBegin(Vec,Vec,PetscScalar *); 446 PETSC_EXTERN PetscErrorCode VecDotEnd(Vec,Vec,PetscScalar *); 447 PETSC_EXTERN PetscErrorCode VecTDotBegin(Vec,Vec,PetscScalar *); 448 PETSC_EXTERN PetscErrorCode VecTDotEnd(Vec,Vec,PetscScalar *); 449 PETSC_EXTERN PetscErrorCode VecNormBegin(Vec,NormType,PetscReal *); 450 PETSC_EXTERN PetscErrorCode VecNormEnd(Vec,NormType,PetscReal *); 451 452 PETSC_EXTERN PetscErrorCode VecMDotBegin(Vec,PetscInt,const Vec[],PetscScalar[]); 453 PETSC_EXTERN PetscErrorCode VecMDotEnd(Vec,PetscInt,const Vec[],PetscScalar[]); 454 PETSC_EXTERN PetscErrorCode VecMTDotBegin(Vec,PetscInt,const Vec[],PetscScalar[]); 455 PETSC_EXTERN PetscErrorCode VecMTDotEnd(Vec,PetscInt,const Vec[],PetscScalar[]); 456 PETSC_EXTERN PetscErrorCode PetscCommSplitReductionBegin(MPI_Comm); 457 458 PETSC_EXTERN PetscErrorCode VecBindToCPU(Vec,PetscBool); 459 PETSC_DEPRECATED_FUNCTION("Use VecBindToCPU (since v3.13)") PETSC_STATIC_INLINE PetscErrorCode VecPinToCPU(Vec v,PetscBool flg) {return VecBindToCPU(v,flg);} 460 PETSC_EXTERN PetscErrorCode VecSetPinnedMemoryMin(Vec,size_t); 461 PETSC_EXTERN PetscErrorCode VecGetPinnedMemoryMin(Vec,size_t *); 462 463 464 /*E 465 PetscOffloadMask - indicates which memory (CPU, GPU, or none) contains valid data 466 467 PETSC_OFFLOAD_UNALLOCATED - no memory contains valid matrix entries; NEVER used for vectors 468 PETSC_OFFLOAD_GPU - GPU has valid vector/matrix entries 469 PETSC_OFFLOAD_CPU - CPU has valid vector/matrix entries 470 PETSC_OFFLOAD_BOTH - Both GPU and CPU have valid vector/matrix entries and they match 471 PETSC_OFFLOAD_VECKOKKOS - Reserved for Vec_Kokkos. The offload is managed by Kokkos, thus this flag is not used in Vec_Kokkos. 472 473 Level: developer 474 E*/ 475 typedef enum {PETSC_OFFLOAD_UNALLOCATED=0x0,PETSC_OFFLOAD_CPU=0x1,PETSC_OFFLOAD_GPU=0x2,PETSC_OFFLOAD_BOTH=0x3,PETSC_OFFLOAD_VECKOKKOS=0x100} PetscOffloadMask; 476 PETSC_EXTERN PetscErrorCode VecGetOffloadMask(Vec,PetscOffloadMask *); 477 478 typedef enum {VEC_IGNORE_OFF_PROC_ENTRIES,VEC_IGNORE_NEGATIVE_INDICES,VEC_SUBSET_OFF_PROC_ENTRIES} VecOption; 479 PETSC_EXTERN PetscErrorCode VecSetOption(Vec,VecOption,PetscBool); 480 481 PETSC_EXTERN PetscErrorCode VecGetArray(Vec,PetscScalar**); 482 PETSC_EXTERN PetscErrorCode VecGetArrayWrite(Vec,PetscScalar**); 483 PETSC_EXTERN PetscErrorCode VecGetArrayRead(Vec,const PetscScalar**); 484 PETSC_EXTERN PetscErrorCode VecRestoreArray(Vec,PetscScalar**); 485 PETSC_EXTERN PetscErrorCode VecRestoreArrayWrite(Vec,PetscScalar**); 486 PETSC_EXTERN PetscErrorCode VecRestoreArrayRead(Vec,const PetscScalar**); 487 PETSC_EXTERN PetscErrorCode VecGetLocalVector(Vec,Vec); 488 PETSC_EXTERN PetscErrorCode VecRestoreLocalVector(Vec,Vec); 489 PETSC_EXTERN PetscErrorCode VecGetLocalVectorRead(Vec,Vec); 490 PETSC_EXTERN PetscErrorCode VecRestoreLocalVectorRead(Vec,Vec); 491 PETSC_EXTERN PetscErrorCode VecGetArrayAndMemType(Vec,PetscScalar**,PetscMemType*); 492 PETSC_EXTERN PetscErrorCode VecRestoreArrayAndMemType(Vec,PetscScalar**); 493 PETSC_EXTERN PetscErrorCode VecGetArrayReadAndMemType(Vec,const PetscScalar**,PetscMemType*); 494 PETSC_EXTERN PetscErrorCode VecRestoreArrayReadAndMemType(Vec,const PetscScalar**); 495 496 /*@C 497 VecGetArrayPair - Accesses a pair of pointers for two vectors that may be common. When not common the first is read only 498 499 Logically Collective on x 500 501 Input Parameters: 502 + x - the vector 503 - y - the second vector 504 505 Output Parameters: 506 + xv - location to put pointer to the first array 507 - yv - location to put pointer to the second array 508 509 Level: developer 510 511 Not available from Fortran 512 513 .seealso: VecGetArray(), VecGetArrayRead(), VecRestoreArrayPair() 514 515 @*/ 516 PETSC_STATIC_INLINE PetscErrorCode VecGetArrayPair(Vec x,Vec y,PetscScalar **xv,PetscScalar **yv) 517 { 518 PetscErrorCode ierr; 519 520 PetscFunctionBegin; 521 ierr = VecGetArray(y,yv);CHKERRQ(ierr); 522 if (x != y) { 523 ierr = VecGetArrayRead(x,(const PetscScalar **)xv);CHKERRQ(ierr); 524 } else { 525 *xv = *yv; 526 } 527 PetscFunctionReturn(0); 528 } 529 530 /*@C 531 VecRestoreArrayPair - Returns a pair of pointers for two vectors that may be common. When not common the first is read only 532 533 Logically Collective on x 534 535 Input Parameters: 536 + x - the vector 537 - y - the second vector 538 539 Output Parameters: 540 + xv - location to put pointer to the first array 541 - yv - location to put pointer to the second array 542 543 Level: developer 544 545 Not available from Fortran 546 547 .seealso: VecGetArray(), VecGetArrayRead(), VecGetArrayPair() 548 549 @*/ 550 PETSC_STATIC_INLINE PetscErrorCode VecRestoreArrayPair(Vec x,Vec y,PetscScalar **xv,PetscScalar **yv) 551 { 552 PetscErrorCode ierr; 553 554 PetscFunctionBegin; 555 ierr = VecRestoreArray(y,yv);CHKERRQ(ierr); 556 if (x != y) { 557 ierr = VecRestoreArrayRead(x,(const PetscScalar **)xv);CHKERRQ(ierr); 558 } 559 PetscFunctionReturn(0); 560 } 561 562 #if defined(PETSC_USE_DEBUG) 563 PETSC_EXTERN PetscErrorCode VecLockReadPush(Vec); 564 PETSC_EXTERN PetscErrorCode VecLockReadPop(Vec); 565 /* We also have a non-public VecLockWriteSet_Private() in vecimpl.h */ 566 PETSC_EXTERN PetscErrorCode VecLockGet(Vec,PetscInt*); 567 PETSC_STATIC_INLINE PetscErrorCode VecSetErrorIfLocked(Vec x,PetscInt arg) 568 { 569 PetscInt state; 570 PetscErrorCode ierr; 571 572 PetscFunctionBegin; 573 ierr = VecLockGet(x,&state);CHKERRQ(ierr); 574 if (state != 0) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE," Vec is already locked for read-only or read/write access, argument # %d",arg); 575 PetscFunctionReturn(0); 576 } 577 /* The three are deprecated */ 578 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use VecLockReadPush() (since version 3.11)") PetscErrorCode VecLockPush(Vec); 579 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use VecLockReadPop() (since version 3.11)") PetscErrorCode VecLockPop(Vec); 580 #define VecLocked(x,arg) VecSetErrorIfLocked(x,arg) PETSC_DEPRECATED_MACRO("GCC warning \"Use VecSetErrorIfLocked() (since version 3.11)\"") 581 #else 582 #define VecLockReadPush(x) 0 583 #define VecLockReadPop(x) 0 584 #define VecLockGet(x,s) *(s) = 0 585 #define VecSetErrorIfLocked(x,arg) 0 586 /* The three are deprecated */ 587 #define VecLockPush(x) 0 588 #define VecLockPop(x) 0 589 #define VecLocked(x,arg) 0 590 #endif 591 592 PETSC_EXTERN PetscErrorCode VecValidValues(Vec,PetscInt,PetscBool); 593 594 /* 595 These numbers need to match the entries in 596 the function table in vecimpl.h 597 */ 598 typedef enum { VECOP_DUPLICATE = 0, VECOP_VIEW = 33, VECOP_LOAD = 41, VECOP_VIEWNATIVE = 68, VECOP_LOADNATIVE = 69 } VecOperation; 599 PETSC_EXTERN PetscErrorCode VecSetOperation(Vec,VecOperation,void(*)(void)); 600 601 /* 602 Routines for dealing with ghosted vectors: 603 vectors with ghost elements at the end of the array. 604 */ 605 PETSC_EXTERN PetscErrorCode VecMPISetGhost(Vec,PetscInt,const PetscInt[]); 606 PETSC_EXTERN PetscErrorCode VecCreateGhost(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Vec*); 607 PETSC_EXTERN PetscErrorCode VecCreateGhostWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscScalar[],Vec*); 608 PETSC_EXTERN PetscErrorCode VecCreateGhostBlock(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Vec*); 609 PETSC_EXTERN PetscErrorCode VecCreateGhostBlockWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscScalar[],Vec*); 610 PETSC_EXTERN PetscErrorCode VecGhostGetLocalForm(Vec,Vec*); 611 PETSC_EXTERN PetscErrorCode VecGhostRestoreLocalForm(Vec,Vec*); 612 PETSC_EXTERN PetscErrorCode VecGhostIsLocalForm(Vec,Vec,PetscBool*); 613 PETSC_EXTERN PetscErrorCode VecGhostUpdateBegin(Vec,InsertMode,ScatterMode); 614 PETSC_EXTERN PetscErrorCode VecGhostUpdateEnd(Vec,InsertMode,ScatterMode); 615 616 PETSC_EXTERN PetscErrorCode VecConjugate(Vec); 617 PETSC_EXTERN PetscErrorCode VecImaginaryPart(Vec); 618 PETSC_EXTERN PetscErrorCode VecRealPart(Vec); 619 620 PETSC_EXTERN PetscErrorCode VecScatterCreateToAll(Vec,VecScatter*,Vec*); 621 PETSC_EXTERN PetscErrorCode VecScatterCreateToZero(Vec,VecScatter*,Vec*); 622 623 PETSC_EXTERN PetscErrorCode ISComplementVec(IS,Vec,IS*); 624 PETSC_EXTERN PetscErrorCode VecPow(Vec, PetscScalar); 625 PETSC_EXTERN PetscErrorCode VecMedian(Vec, Vec, Vec, Vec); 626 PETSC_EXTERN PetscErrorCode VecWhichInactive(Vec, Vec, Vec, Vec, PetscBool, IS *); 627 PETSC_EXTERN PetscErrorCode VecWhichBetween(Vec, Vec, Vec, IS *); 628 PETSC_EXTERN PetscErrorCode VecWhichBetweenOrEqual(Vec, Vec, Vec, IS *); 629 PETSC_EXTERN PetscErrorCode VecWhichGreaterThan(Vec, Vec, IS *); 630 PETSC_EXTERN PetscErrorCode VecWhichLessThan(Vec, Vec, IS *); 631 PETSC_EXTERN PetscErrorCode VecWhichEqual(Vec, Vec, IS *); 632 PETSC_EXTERN PetscErrorCode VecISAXPY(Vec, IS, PetscScalar,Vec); 633 PETSC_EXTERN PetscErrorCode VecISCopy(Vec, IS, ScatterMode, Vec); 634 PETSC_EXTERN PetscErrorCode VecISSet(Vec,IS, PetscScalar); 635 PETSC_EXTERN PetscErrorCode VecBoundGradientProjection(Vec, Vec, Vec, Vec, Vec); 636 PETSC_EXTERN PetscErrorCode VecStepBoundInfo(Vec,Vec,Vec,Vec,PetscReal*, PetscReal*,PetscReal*); 637 PETSC_EXTERN PetscErrorCode VecStepMax(Vec, Vec, PetscReal *); 638 PETSC_EXTERN PetscErrorCode VecStepMaxBounded(Vec,Vec,Vec,Vec,PetscReal*); 639 640 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaGetVector(PetscViewer, Vec); 641 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutVector(PetscViewer, Vec); 642 643 /*S 644 Vecs - Collection of vectors where the data for the vectors is stored in 645 one contiguous memory 646 647 Level: advanced 648 649 Notes: 650 Temporary construct for handling multiply right hand side solves 651 652 This is faked by storing a single vector that has enough array space for 653 n vectors 654 655 S*/ 656 struct _n_Vecs {PetscInt n; Vec v;}; 657 typedef struct _n_Vecs* Vecs; 658 PETSC_EXTERN PetscErrorCode VecsDestroy(Vecs); 659 PETSC_EXTERN PetscErrorCode VecsCreateSeq(MPI_Comm,PetscInt,PetscInt,Vecs*); 660 PETSC_EXTERN PetscErrorCode VecsCreateSeqWithArray(MPI_Comm,PetscInt,PetscInt,PetscScalar*,Vecs*); 661 PETSC_EXTERN PetscErrorCode VecsDuplicate(Vecs,Vecs*); 662 663 #if defined(PETSC_HAVE_VIENNACL) 664 typedef struct _p_PetscViennaCLIndices* PetscViennaCLIndices; 665 PETSC_EXTERN PetscErrorCode PetscViennaCLIndicesCreate(PetscInt, PetscInt*,PetscInt, PetscInt*,PetscViennaCLIndices*); 666 PETSC_EXTERN PetscErrorCode PetscViennaCLIndicesDestroy(PetscViennaCLIndices*); 667 PETSC_EXTERN PetscErrorCode VecViennaCLCopyToGPUSome_Public(Vec,PetscViennaCLIndices); 668 PETSC_EXTERN PetscErrorCode VecViennaCLCopyFromGPUSome_Public(Vec,PetscViennaCLIndices); 669 PETSC_EXTERN PetscErrorCode VecCreateSeqViennaCL(MPI_Comm,PetscInt,Vec*); 670 PETSC_EXTERN PetscErrorCode VecCreateMPIViennaCL(MPI_Comm,PetscInt,PetscInt,Vec*); 671 #endif 672 #if defined(PETSC_HAVE_CUDA) || defined(PETSC_HAVE_HIP) 673 PETSC_EXTERN PetscErrorCode VecScatterInitializeForGPU(VecScatter,Vec); 674 PETSC_EXTERN PetscErrorCode VecScatterFinalizeForGPU(VecScatter); 675 #endif 676 #if defined(PETSC_HAVE_CUDA) 677 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDA(MPI_Comm,PetscInt,Vec*); 678 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDAWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*); 679 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDAWithArrays(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*); 680 PETSC_EXTERN PetscErrorCode VecCreateMPICUDA(MPI_Comm,PetscInt,PetscInt,Vec*); 681 PETSC_EXTERN PetscErrorCode VecCreateMPICUDAWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*); 682 PETSC_EXTERN PetscErrorCode VecCreateMPICUDAWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*); 683 #endif 684 #if defined(PETSC_HAVE_HIP) 685 PETSC_EXTERN PetscErrorCode VecCreateSeqHIP(MPI_Comm,PetscInt,Vec*); 686 PETSC_EXTERN PetscErrorCode VecCreateSeqHIPWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*); 687 PETSC_EXTERN PetscErrorCode VecCreateSeqHIPWithArrays(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*); 688 PETSC_EXTERN PetscErrorCode VecCreateMPIHIP(MPI_Comm,PetscInt,PetscInt,Vec*); 689 PETSC_EXTERN PetscErrorCode VecCreateMPIHIPWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*); 690 PETSC_EXTERN PetscErrorCode VecCreateMPIHIPWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*); 691 #endif 692 693 PETSC_EXTERN PetscErrorCode VecNestGetSubVecs(Vec,PetscInt*,Vec**); 694 PETSC_EXTERN PetscErrorCode VecNestGetSubVec(Vec,PetscInt,Vec*); 695 PETSC_EXTERN PetscErrorCode VecNestSetSubVecs(Vec,PetscInt,PetscInt*,Vec*); 696 PETSC_EXTERN PetscErrorCode VecNestSetSubVec(Vec,PetscInt,Vec); 697 PETSC_EXTERN PetscErrorCode VecCreateNest(MPI_Comm,PetscInt,IS*,Vec*,Vec*); 698 PETSC_EXTERN PetscErrorCode VecNestGetSize(Vec,PetscInt*); 699 700 PETSC_EXTERN PetscErrorCode PetscOptionsGetVec(PetscOptions,const char[],const char[],Vec,PetscBool*); 701 PETSC_EXTERN PetscErrorCode VecChop(Vec,PetscReal); 702 703 PETSC_EXTERN PetscErrorCode VecGetLayout(Vec,PetscLayout*); 704 PETSC_EXTERN PetscErrorCode VecSetLayout(Vec,PetscLayout); 705 706 PETSC_EXTERN PetscErrorCode PetscSectionVecView(PetscSection, Vec, PetscViewer); 707 PETSC_EXTERN PetscErrorCode VecGetValuesSection(Vec, PetscSection, PetscInt, PetscScalar **); 708 PETSC_EXTERN PetscErrorCode VecSetValuesSection(Vec, PetscSection, PetscInt, PetscScalar [], InsertMode); 709 PETSC_EXTERN PetscErrorCode PetscSectionVecNorm(PetscSection, PetscSection, Vec, NormType, PetscReal []); 710 711 /*S 712 VecTagger - Object used to manage the tagging of a subset of indices based on the values of a vector. The 713 motivating application is the selection of cells for refinement or coarsening based on vector containing 714 the values in an error indicator metric. 715 716 Level: advanced 717 S*/ 718 typedef struct _p_VecTagger *VecTagger; 719 720 /*J 721 VecTaggerType - String with the name of a VecTagger type 722 723 Level: advanced 724 J*/ 725 typedef const char* VecTaggerType; 726 /* tag where the vector values are in a box of explicitly defined values */ 727 #define VECTAGGERABSOLUTE "absolute" 728 /* tag where the vector values are in a box of values relative to the set of all values in the vector */ 729 #define VECTAGGERRELATIVE "relative" 730 /* tag where the vector values are in a relative range of the *cumulative distribution* of values in the vector */ 731 #define VECTAGGERCDF "cdf" 732 /* tag a vector as the union of other tags */ 733 #define VECTAGGEROR "or" 734 /* tag a vector as the intersection of other tags */ 735 #define VECTAGGERAND "and" 736 737 PETSC_EXTERN PetscClassId VEC_TAGGER_CLASSID; 738 PETSC_EXTERN PetscFunctionList VecTaggerList; 739 PETSC_EXTERN PetscErrorCode VecTaggerRegister(const char[],PetscErrorCode (*) (VecTagger)); 740 741 PETSC_EXTERN PetscErrorCode VecTaggerCreate(MPI_Comm,VecTagger *); 742 PETSC_EXTERN PetscErrorCode VecTaggerSetBlockSize(VecTagger,PetscInt); 743 PETSC_EXTERN PetscErrorCode VecTaggerGetBlockSize(VecTagger,PetscInt*); 744 PETSC_EXTERN PetscErrorCode VecTaggerSetType(VecTagger,VecTaggerType); 745 PETSC_EXTERN PetscErrorCode VecTaggerGetType(VecTagger,VecTaggerType *); 746 PETSC_EXTERN PetscErrorCode VecTaggerSetInvert(VecTagger,PetscBool); 747 PETSC_EXTERN PetscErrorCode VecTaggerGetInvert(VecTagger,PetscBool*); 748 PETSC_EXTERN PetscErrorCode VecTaggerSetFromOptions(VecTagger); 749 PETSC_EXTERN PetscErrorCode VecTaggerSetUp(VecTagger); 750 PETSC_EXTERN PetscErrorCode VecTaggerView(VecTagger,PetscViewer); 751 PETSC_EXTERN PetscErrorCode VecTaggerComputeIS(VecTagger,Vec,IS *); 752 PETSC_EXTERN PetscErrorCode VecTaggerDestroy(VecTagger *); 753 754 /*S 755 VecTaggerBox - A box range used to tag values. For real scalars, this is just a closed interval; for complex scalars, the box is the closed region in the complex plane 756 such that real(min) <= real(z) <= real(max) and imag(min) <= imag(z) <= imag(max). INF is an acceptable endpoint. 757 758 Level: beginner 759 760 .seealso: VecTaggerComputeIntervals() 761 S*/ 762 typedef struct { 763 PetscScalar min; 764 PetscScalar max; 765 } VecTaggerBox; 766 PETSC_EXTERN PetscErrorCode VecTaggerComputeBoxes(VecTagger,Vec,PetscInt *,VecTaggerBox **); 767 768 769 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteSetBox(VecTagger,VecTaggerBox *); 770 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteGetBox(VecTagger,const VecTaggerBox **); 771 772 PETSC_EXTERN PetscErrorCode VecTaggerRelativeSetBox(VecTagger,VecTaggerBox *); 773 PETSC_EXTERN PetscErrorCode VecTaggerRelativeGetBox(VecTagger,const VecTaggerBox **); 774 775 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetBox(VecTagger,VecTaggerBox *); 776 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetBox(VecTagger,const VecTaggerBox **); 777 778 /*E 779 VecTaggerCDFMethod - Determines what method is used to compute absolute values from cumulative distribution values (e.g., what value is the preimage of .95 in the cdf). Relevant only in parallel: in serial it is directly computed. 780 781 Level: advanced 782 .seealso: VecTaggerCDFSetMethod(), VecTaggerCDFMethods 783 E*/ 784 typedef enum {VECTAGGER_CDF_GATHER,VECTAGGER_CDF_ITERATIVE,VECTAGGER_CDF_NUM_METHODS} VecTaggerCDFMethod; 785 PETSC_EXTERN const char *const VecTaggerCDFMethods[]; 786 787 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetMethod(VecTagger,VecTaggerCDFMethod); 788 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetMethod(VecTagger,VecTaggerCDFMethod*); 789 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeSetTolerances(VecTagger,PetscInt,PetscReal,PetscReal); 790 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeGetTolerances(VecTagger,PetscInt*,PetscReal*,PetscReal*); 791 792 PETSC_EXTERN PetscErrorCode VecTaggerOrSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode); 793 PETSC_EXTERN PetscErrorCode VecTaggerOrGetSubs(VecTagger,PetscInt*,VecTagger**); 794 795 PETSC_EXTERN PetscErrorCode VecTaggerAndSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode); 796 PETSC_EXTERN PetscErrorCode VecTaggerAndGetSubs(VecTagger,PetscInt*,VecTagger**); 797 798 PETSC_EXTERN PetscErrorCode VecTaggerInitializePackage(void); 799 PETSC_EXTERN PetscErrorCode VecTaggerFinalizePackage(void); 800 801 #endif 802