xref: /petsc/include/petscvec.h (revision e08b1d6d0faae6eca507e20c9d3498f81719d047)
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 #if !defined(PETSCVEC_H)
7 #define PETSCVEC_H
8 
9 #include <petscsys.h>
10 #include <petscsftypes.h> /* for VecScatter, VecScatterType */
11 #include <petscis.h>
12 #include <petscdevicetypes.h>
13 #include <petscviewer.h>
14 
15 /* SUBMANSEC = Vec */
16 
17 /*S
18      Vec - Abstract PETSc vector object
19 
20    Level: beginner
21 
22 .seealso: `VecCreate()`, `VecType`, `VecSetType()`
23 S*/
24 typedef struct _p_Vec*         Vec;
25 
26 /*E
27   ScatterMode - Determines the direction of a scatter
28 
29   Level: beginner
30 
31 .seealso: `VecScatter`, `VecScatterBegin()`, `VecScatterEnd()`
32 E*/
33 typedef enum {SCATTER_FORWARD=0, SCATTER_REVERSE=1, SCATTER_FORWARD_LOCAL=2, SCATTER_REVERSE_LOCAL=3, SCATTER_LOCAL=2} ScatterMode;
34 
35 /*MC
36     SCATTER_FORWARD - Scatters the values as dictated by the `VecScatterCreate()` call
37 
38     Level: beginner
39 
40 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_REVERSE`, `SCATTER_FORWARD_LOCAL`,
41           `SCATTER_REVERSE_LOCAL`
42 
43 M*/
44 
45 /*MC
46     SCATTER_REVERSE - Moves the values in the opposite direction then the directions indicated in
47          in the `VecScatterCreate()`
48 
49     Level: beginner
50 
51 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_FORWARD`, `SCATTER_FORWARD_LOCAL`,
52           `SCATTER_REVERSE_LOCAL`
53 
54 M*/
55 
56 /*MC
57     SCATTER_FORWARD_LOCAL - Scatters the values as dictated by the `VecScatterCreate()` call except NO parallel communication
58        is done. Any variables that have be moved between processes are ignored
59 
60     Level: developer
61 
62 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_REVERSE`, `SCATTER_FORWARD`,
63           `SCATTER_REVERSE_LOCAL`
64 
65 M*/
66 
67 /*MC
68     SCATTER_REVERSE_LOCAL - Moves the values in the opposite direction then the directions indicated in
69          in the `VecScatterCreate()`  except NO parallel communication
70        is done. Any variables that have be moved between processes are ignored
71 
72     Level: developer
73 
74 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_FORWARD`, `SCATTER_FORWARD_LOCAL`,
75           `SCATTER_REVERSE`
76 
77 M*/
78 
79 /*J
80     VecType - String with the name of a PETSc vector
81 
82    Level: beginner
83 
84 .seealso: `VecSetType()`, `Vec`, `VecCreate()`, `VecDestroy()`
85 J*/
86 typedef const char* VecType;
87 #define VECSEQ         "seq"
88 #define VECMPI         "mpi"
89 #define VECSTANDARD    "standard"   /* seq on one process and mpi on several */
90 #define VECSHARED      "shared"
91 #define VECSEQVIENNACL "seqviennacl"
92 #define VECMPIVIENNACL "mpiviennacl"
93 #define VECVIENNACL    "viennacl"   /* seqviennacl on one process and mpiviennacl on several */
94 #define VECSEQCUDA     "seqcuda"
95 #define VECMPICUDA     "mpicuda"
96 #define VECCUDA        "cuda"       /* seqcuda on one process and mpicuda on several */
97 #define VECSEQHIP      "seqhip"
98 #define VECMPIHIP      "mpihip"
99 #define VECHIP         "hip"       /* seqcuda on one process and mpicuda on several */
100 #define VECNEST        "nest"
101 #define VECSEQKOKKOS   "seqkokkos"
102 #define VECMPIKOKKOS   "mpikokkos"
103 #define VECKOKKOS      "kokkos"     /* seqkokkos on one process and mpikokkos on several */
104 
105 /* Dynamic creation and loading functions */
106 PETSC_EXTERN PetscErrorCode VecScatterSetType(VecScatter, VecScatterType);
107 PETSC_EXTERN PetscErrorCode VecScatterGetType(VecScatter, VecScatterType*);
108 PETSC_EXTERN PetscErrorCode VecScatterSetFromOptions(VecScatter);
109 PETSC_EXTERN PetscErrorCode VecScatterRegister(const char[],PetscErrorCode (*)(VecScatter));
110 PETSC_EXTERN PetscErrorCode VecScatterCreate(Vec,IS,Vec,IS,VecScatter*);
111 
112 /* Logging support */
113 #define    REAL_FILE_CLASSID 1211213
114 #define    VEC_FILE_CLASSID 1211214
115 PETSC_EXTERN PetscClassId VEC_CLASSID;
116 PETSC_EXTERN PetscClassId PETSCSF_CLASSID;
117 
118 PETSC_EXTERN PetscErrorCode VecInitializePackage(void);
119 PETSC_EXTERN PetscErrorCode VecFinalizePackage(void);
120 
121 PETSC_EXTERN PetscErrorCode VecCreate(MPI_Comm,Vec*);
122 PETSC_EXTERN PetscErrorCode VecCreateSeq(MPI_Comm,PetscInt,Vec*);
123 PETSC_EXTERN PetscErrorCode VecCreateMPI(MPI_Comm,PetscInt,PetscInt,Vec*);
124 PETSC_EXTERN PetscErrorCode VecCreateSeqWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar[],Vec*);
125 PETSC_EXTERN PetscErrorCode VecCreateMPIWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar[],Vec*);
126 PETSC_EXTERN PetscErrorCode VecCreateShared(MPI_Comm,PetscInt,PetscInt,Vec*);
127 PETSC_EXTERN PetscErrorCode VecCreateNode(MPI_Comm,PetscInt,PetscInt,Vec*);
128 
129 PETSC_EXTERN PetscErrorCode VecSetFromOptions(Vec);
130 PETSC_EXTERN PetscErrorCode VecViewFromOptions(Vec,PetscObject,const char[]);
131 
132 PETSC_EXTERN PetscErrorCode VecSetUp(Vec);
133 PETSC_EXTERN PetscErrorCode VecDestroy(Vec*);
134 PETSC_EXTERN PetscErrorCode VecZeroEntries(Vec);
135 PETSC_EXTERN PetscErrorCode VecSetOptionsPrefix(Vec,const char[]);
136 PETSC_EXTERN PetscErrorCode VecAppendOptionsPrefix(Vec,const char[]);
137 PETSC_EXTERN PetscErrorCode VecGetOptionsPrefix(Vec,const char*[]);
138 
139 PETSC_EXTERN PetscErrorCode VecSetSizes(Vec,PetscInt,PetscInt);
140 
141 PETSC_EXTERN PetscErrorCode VecDotNorm2(Vec,Vec,PetscScalar*,PetscReal*);
142 PETSC_EXTERN PetscErrorCode VecDot(Vec,Vec,PetscScalar*);
143 PETSC_EXTERN PetscErrorCode VecDotRealPart(Vec,Vec,PetscReal*);
144 PETSC_EXTERN PetscErrorCode VecTDot(Vec,Vec,PetscScalar*);
145 PETSC_EXTERN PetscErrorCode VecMDot(Vec,PetscInt,const Vec[],PetscScalar[]);
146 PETSC_EXTERN PetscErrorCode VecMTDot(Vec,PetscInt,const Vec[],PetscScalar[]);
147 PETSC_EXTERN PetscErrorCode VecGetSubVector(Vec,IS,Vec*);
148 PETSC_EXTERN PetscErrorCode VecRestoreSubVector(Vec,IS,Vec*);
149 PETSC_EXTERN PetscErrorCode VecConcatenate(PetscInt,const Vec[],Vec*,IS*[]);
150 
151 /*E
152     NormType - determines what type of norm to compute
153 
154     Level: beginner
155 
156 .seealso: `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `MatNorm()`
157 E*/
158 typedef enum {NORM_1=0,
159               NORM_2=1,
160               NORM_FROBENIUS=2,
161               NORM_INFINITY=3,
162               NORM_1_AND_2=4
163               } NormType;
164 PETSC_EXTERN const char *const NormTypes[];
165 #define NORM_MAX NORM_INFINITY
166 
167 /*MC
168      NORM_1 - the one norm, ||v|| = sum_i | v_i |. ||A|| = max_j || v_*j ||, maximum column sum
169 
170    Level: beginner
171 
172 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_2`, `NORM_FROBENIUS`,
173           `NORM_INFINITY`, `NORM_1_AND_2`
174 
175 M*/
176 
177 /*MC
178      NORM_2 - the two norm, ||v|| = sqrt(sum_i |v_i|^2) (vectors only)
179 
180    Level: beginner
181 
182 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_FROBENIUS`,
183           `NORM_INFINITY`, `NORM_1_AND_2`
184 
185 M*/
186 
187 /*MC
188      NORM_FROBENIUS - ||A|| = sqrt(sum_ij |A_ij|^2), same as `NORM_2` for vectors
189 
190    Level: beginner
191 
192 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_2`,
193           `NORM_INFINITY`, `NORM_1_AND_2`
194 
195 M*/
196 
197 /*MC
198      NORM_INFINITY - ||v|| = max_i |v_i|. ||A|| = max_i || v_i* ||, maximum row sum
199 
200    Level: beginner
201 
202 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_2`,
203           `NORM_FROBENIUS`, `NORM_1_AND_2`
204 
205 M*/
206 
207 /*MC
208      NORM_1_AND_2 - computes both the 1 and 2 norm of a vector
209 
210    Level: beginner
211 
212 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_2`,
213           `NORM_FROBENIUS`, `NORM_INFINITY`
214 
215 M*/
216 
217 /*MC
218      NORM_MAX - see `NORM_INFINITY`
219 
220    Level: beginner
221 
222 M*/
223 
224 /*E
225     ReductionType - determines what type of column reduction (one that is not a type of norm defined in `NormType`) to compute
226 
227     Level: beginner
228 
229 .seealso: `MatGetColumnReductions()`, `MatGetColumnNorms()`, `NormType`
230 E*/
231 /* NOTE: The integer constants defined in ReductionType MUST BE DISTINCT from those defined in NormType.
232  * This is because MatGetColumnReductions() is used to compute both norms and other types of reductions,
233  * and the constants defined in both NormType and ReductionType are used to designate the desired operation. */
234 typedef enum {REDUCTION_SUM_REALPART=10,
235               REDUCTION_MEAN_REALPART=11,
236               REDUCTION_SUM_IMAGINARYPART=12,
237               REDUCTION_MEAN_IMAGINARYPART=13
238               } ReductionType;
239 
240 /*MC
241      REDUCTION_SUM_REALPART - sum of real part of matrix column
242 
243    Level: beginner
244 
245 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_SUM_IMAGINARYPART`, `REDUCTION_MEAN_REALPART`, `REDUCTION_NORM_1`,
246           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
247 
248 M*/
249 
250 /*MC
251      REDUCTION_SUM_IMAGINARYPART - sum of imaginary part of matrix column
252 
253    Level: beginner
254 
255 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_SUM_REALPART`, `REDUCTION_MEAN_IMAGINARYPART`, `REDUCTION_NORM_1`,
256           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
257 
258 M*/
259 
260 /*MC
261      REDUCTION_MEAN_REALPART - arithmetic mean of real part of matrix column
262 
263    Level: beginner
264 
265 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_MEAN_IMAGINARYPART`, `REDUCTION_SUM_REALPART`, `REDUCTION_NORM_1`,
266           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
267 
268 M*/
269 
270 /*MC
271      REDUCTION_MEAN_IMAGINARYPART - arithmetic mean of imaginary part of matrix column
272 
273    Level: beginner
274 
275 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_MEAN_REALPART`, `REDUCTION_SUM_IMAGINARYPART`, `REDUCTION_NORM_1`,
276           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
277 
278 M*/
279 
280 PETSC_EXTERN PetscErrorCode VecNorm(Vec,NormType,PetscReal *);
281 PETSC_EXTERN PetscErrorCode VecNormAvailable(Vec,NormType,PetscBool *,PetscReal *);
282 PETSC_EXTERN PetscErrorCode VecNormalize(Vec,PetscReal *);
283 PETSC_EXTERN PetscErrorCode VecSum(Vec,PetscScalar*);
284 PETSC_EXTERN PetscErrorCode VecMean(Vec,PetscScalar*);
285 PETSC_EXTERN PetscErrorCode VecMax(Vec,PetscInt*,PetscReal *);
286 PETSC_EXTERN PetscErrorCode VecMin(Vec,PetscInt*,PetscReal *);
287 PETSC_EXTERN PetscErrorCode VecScale(Vec,PetscScalar);
288 PETSC_EXTERN PetscErrorCode VecCopy(Vec,Vec);
289 PETSC_EXTERN PetscErrorCode VecSetRandom(Vec,PetscRandom);
290 PETSC_EXTERN PetscErrorCode VecSet(Vec,PetscScalar);
291 PETSC_EXTERN PetscErrorCode VecSetInf(Vec);
292 PETSC_EXTERN PetscErrorCode VecSwap(Vec,Vec);
293 PETSC_EXTERN PetscErrorCode VecAXPY(Vec,PetscScalar,Vec);
294 PETSC_EXTERN PetscErrorCode VecAXPBY(Vec,PetscScalar,PetscScalar,Vec);
295 PETSC_EXTERN PetscErrorCode VecMAXPY(Vec,PetscInt,const PetscScalar[],Vec[]);
296 PETSC_EXTERN PetscErrorCode VecAYPX(Vec,PetscScalar,Vec);
297 PETSC_EXTERN PetscErrorCode VecWAXPY(Vec,PetscScalar,Vec,Vec);
298 PETSC_EXTERN PetscErrorCode VecAXPBYPCZ(Vec,PetscScalar,PetscScalar,PetscScalar,Vec,Vec);
299 PETSC_EXTERN PetscErrorCode VecPointwiseMax(Vec,Vec,Vec);
300 PETSC_EXTERN PetscErrorCode VecPointwiseMaxAbs(Vec,Vec,Vec);
301 PETSC_EXTERN PetscErrorCode VecPointwiseMin(Vec,Vec,Vec);
302 PETSC_EXTERN PetscErrorCode VecPointwiseMult(Vec,Vec,Vec);
303 PETSC_EXTERN PetscErrorCode VecPointwiseDivide(Vec,Vec,Vec);
304 PETSC_EXTERN PetscErrorCode VecMaxPointwiseDivide(Vec,Vec,PetscReal*);
305 PETSC_EXTERN PetscErrorCode VecShift(Vec,PetscScalar);
306 PETSC_EXTERN PetscErrorCode VecReciprocal(Vec);
307 PETSC_EXTERN PetscErrorCode VecPermute(Vec, IS, PetscBool);
308 PETSC_EXTERN PetscErrorCode VecSqrtAbs(Vec);
309 PETSC_EXTERN PetscErrorCode VecLog(Vec);
310 PETSC_EXTERN PetscErrorCode VecExp(Vec);
311 PETSC_EXTERN PetscErrorCode VecAbs(Vec);
312 PETSC_EXTERN PetscErrorCode VecDuplicate(Vec,Vec*);
313 PETSC_EXTERN PetscErrorCode VecDuplicateVecs(Vec,PetscInt,Vec*[]);
314 PETSC_EXTERN PetscErrorCode VecDestroyVecs(PetscInt, Vec*[]);
315 PETSC_EXTERN PetscErrorCode VecStrideNormAll(Vec,NormType,PetscReal[]);
316 PETSC_EXTERN PetscErrorCode VecStrideMaxAll(Vec,PetscInt [],PetscReal []);
317 PETSC_EXTERN PetscErrorCode VecStrideMinAll(Vec,PetscInt [],PetscReal []);
318 PETSC_EXTERN PetscErrorCode VecStrideScaleAll(Vec,const PetscScalar[]);
319 PETSC_EXTERN PetscErrorCode VecStrideSumAll(Vec,PetscScalar*);
320 PETSC_EXTERN PetscErrorCode VecUniqueEntries(Vec,PetscInt*,PetscScalar**);
321 
322 PETSC_EXTERN PetscErrorCode VecStrideNorm(Vec,PetscInt,NormType,PetscReal*);
323 PETSC_EXTERN PetscErrorCode VecStrideMax(Vec,PetscInt,PetscInt *,PetscReal *);
324 PETSC_EXTERN PetscErrorCode VecStrideMin(Vec,PetscInt,PetscInt *,PetscReal *);
325 PETSC_EXTERN PetscErrorCode VecStrideScale(Vec,PetscInt,PetscScalar);
326 PETSC_EXTERN PetscErrorCode VecStrideSum(Vec,PetscInt,PetscScalar*);
327 PETSC_EXTERN PetscErrorCode VecStrideSet(Vec,PetscInt,PetscScalar);
328 
329 PETSC_EXTERN PetscErrorCode VecStrideGather(Vec,PetscInt,Vec,InsertMode);
330 PETSC_EXTERN PetscErrorCode VecStrideScatter(Vec,PetscInt,Vec,InsertMode);
331 PETSC_EXTERN PetscErrorCode VecStrideGatherAll(Vec,Vec[],InsertMode);
332 PETSC_EXTERN PetscErrorCode VecStrideScatterAll(Vec[],Vec,InsertMode);
333 
334 PETSC_EXTERN PetscErrorCode VecStrideSubSetScatter(Vec,PetscInt,const PetscInt[],const PetscInt[],Vec,InsertMode);
335 PETSC_EXTERN PetscErrorCode VecStrideSubSetGather(Vec,PetscInt,const PetscInt[],const PetscInt[],Vec,InsertMode);
336 
337 PETSC_EXTERN PetscErrorCode VecSetValues(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
338 PETSC_EXTERN PetscErrorCode VecGetValues(Vec,PetscInt,const PetscInt[],PetscScalar[]);
339 PETSC_EXTERN PetscErrorCode VecAssemblyBegin(Vec);
340 PETSC_EXTERN PetscErrorCode VecAssemblyEnd(Vec);
341 PETSC_EXTERN PetscErrorCode VecStashSetInitialSize(Vec,PetscInt,PetscInt);
342 PETSC_EXTERN PetscErrorCode VecStashView(Vec,PetscViewer);
343 PETSC_EXTERN PetscErrorCode VecStashViewFromOptions(Vec,PetscObject,const char[]);
344 PETSC_EXTERN PetscErrorCode VecStashGetInfo(Vec,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
345 
346 PETSC_EXTERN PetscErrorCode VecSetPreallocationCOO(Vec,PetscCount,const PetscInt[]);
347 PETSC_EXTERN PetscErrorCode VecSetPreallocationCOOLocal(Vec,PetscCount,PetscInt[]);
348 PETSC_EXTERN PetscErrorCode VecSetValuesCOO(Vec,const PetscScalar[],InsertMode);
349 
350 /*MC
351    VecSetValue - Set a single entry into a vector.
352 
353    Synopsis:
354    #include <petscvec.h>
355    PetscErrorCode VecSetValue(Vec v,PetscInt row,PetscScalar value, InsertMode mode);
356 
357    Not Collective
358 
359    Input Parameters:
360 +  v - the vector
361 .  row - the row location of the entry
362 .  value - the value to insert
363 -  mode - either `INSERT_VALUES` or `ADD_VALUES`
364 
365    Notes:
366    For efficiency one should use `VecSetValues()` and set several or
367    many values simultaneously if possible.
368 
369    These values may be cached, so `VecAssemblyBegin()` and `VecAssemblyEnd()`
370    MUST be called after all calls to `VecSetValue()` have been completed.
371 
372    `VecSetValue()` uses 0-based indices in Fortran as well as in C.
373 
374    Level: beginner
375 
376 .seealso: `VecSetValues()`, `VecAssemblyBegin()`, `VecAssemblyEnd()`, `VecSetValuesBlockedLocal()`, `VecSetValueLocal()`
377 M*/
378 static inline PetscErrorCode VecSetValue(Vec v,PetscInt i,PetscScalar va,InsertMode mode) {return VecSetValues(v,1,&i,&va,mode);}
379 
380 PETSC_EXTERN PetscErrorCode VecSetBlockSize(Vec,PetscInt);
381 PETSC_EXTERN PetscErrorCode VecGetBlockSize(Vec,PetscInt*);
382 PETSC_EXTERN PetscErrorCode VecSetValuesBlocked(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
383 
384 /* Dynamic creation and loading functions */
385 PETSC_EXTERN PetscFunctionList VecList;
386 PETSC_EXTERN PetscErrorCode VecSetType(Vec,VecType);
387 PETSC_EXTERN PetscErrorCode VecGetType(Vec,VecType*);
388 PETSC_EXTERN PetscErrorCode VecRegister(const char[],PetscErrorCode (*)(Vec));
389 
390 PETSC_EXTERN PetscErrorCode VecScatterBegin(VecScatter,Vec,Vec,InsertMode,ScatterMode);
391 PETSC_EXTERN PetscErrorCode VecScatterEnd(VecScatter,Vec,Vec,InsertMode,ScatterMode);
392 PETSC_EXTERN PetscErrorCode VecScatterDestroy(VecScatter*);
393 PETSC_EXTERN PetscErrorCode VecScatterSetUp(VecScatter);
394 PETSC_EXTERN PetscErrorCode VecScatterCopy(VecScatter,VecScatter *);
395 PETSC_EXTERN PetscErrorCode VecScatterView(VecScatter,PetscViewer);
396 PETSC_EXTERN PetscErrorCode VecScatterViewFromOptions(VecScatter,PetscObject,const char[]);
397 PETSC_EXTERN PetscErrorCode VecScatterRemap(VecScatter,PetscInt[],PetscInt[]);
398 PETSC_EXTERN PetscErrorCode VecScatterGetMerged(VecScatter,PetscBool*);
399 
400 PETSC_EXTERN PetscErrorCode VecGetArray4d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
401 PETSC_EXTERN PetscErrorCode VecRestoreArray4d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
402 PETSC_EXTERN PetscErrorCode VecGetArray3d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
403 PETSC_EXTERN PetscErrorCode VecRestoreArray3d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
404 PETSC_EXTERN PetscErrorCode VecGetArray2d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
405 PETSC_EXTERN PetscErrorCode VecRestoreArray2d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
406 PETSC_EXTERN PetscErrorCode VecGetArray1d(Vec,PetscInt,PetscInt,PetscScalar*[]);
407 PETSC_EXTERN PetscErrorCode VecRestoreArray1d(Vec,PetscInt,PetscInt,PetscScalar*[]);
408 
409 PETSC_EXTERN PetscErrorCode VecGetArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
410 PETSC_EXTERN PetscErrorCode VecGetArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
411 PETSC_EXTERN PetscErrorCode VecRestoreArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
412 PETSC_EXTERN PetscErrorCode VecGetArray3dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
413 PETSC_EXTERN PetscErrorCode VecRestoreArray3dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
414 PETSC_EXTERN PetscErrorCode VecGetArray2dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
415 PETSC_EXTERN PetscErrorCode VecRestoreArray2dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
416 PETSC_EXTERN PetscErrorCode VecGetArray1dWrite(Vec,PetscInt,PetscInt,PetscScalar*[]);
417 PETSC_EXTERN PetscErrorCode VecRestoreArray1dWrite(Vec,PetscInt,PetscInt,PetscScalar*[]);
418 
419 PETSC_EXTERN PetscErrorCode VecGetArray4dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
420 PETSC_EXTERN PetscErrorCode VecRestoreArray4dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
421 PETSC_EXTERN PetscErrorCode VecGetArray3dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
422 PETSC_EXTERN PetscErrorCode VecRestoreArray3dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
423 PETSC_EXTERN PetscErrorCode VecGetArray2dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
424 PETSC_EXTERN PetscErrorCode VecRestoreArray2dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
425 PETSC_EXTERN PetscErrorCode VecGetArray1dRead(Vec,PetscInt,PetscInt,PetscScalar*[]);
426 PETSC_EXTERN PetscErrorCode VecRestoreArray1dRead(Vec,PetscInt,PetscInt,PetscScalar*[]);
427 
428 PETSC_EXTERN PetscErrorCode VecPlaceArray(Vec,const PetscScalar[]);
429 PETSC_EXTERN PetscErrorCode VecResetArray(Vec);
430 PETSC_EXTERN PetscErrorCode VecReplaceArray(Vec,const PetscScalar[]);
431 
432 PETSC_EXTERN PetscErrorCode VecGetArrays(const Vec[],PetscInt,PetscScalar**[]);
433 PETSC_EXTERN PetscErrorCode VecRestoreArrays(const Vec[],PetscInt,PetscScalar**[]);
434 
435 PETSC_EXTERN PetscErrorCode VecView(Vec,PetscViewer);
436 PETSC_EXTERN PetscErrorCode VecViewNative(Vec,PetscViewer);
437 PETSC_EXTERN PetscErrorCode VecEqual(Vec,Vec,PetscBool*);
438 PETSC_EXTERN PetscErrorCode VecLoad(Vec,PetscViewer);
439 
440 PETSC_EXTERN PetscErrorCode VecGetSize(Vec,PetscInt*);
441 PETSC_EXTERN PetscErrorCode VecGetLocalSize(Vec,PetscInt*);
442 PETSC_EXTERN PetscErrorCode VecGetOwnershipRange(Vec,PetscInt*,PetscInt*);
443 PETSC_EXTERN PetscErrorCode VecGetOwnershipRanges(Vec,const PetscInt*[]);
444 
445 PETSC_EXTERN PetscErrorCode VecSetLocalToGlobalMapping(Vec,ISLocalToGlobalMapping);
446 PETSC_EXTERN PetscErrorCode VecSetValuesLocal(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
447 
448 PETSC_EXTERN PetscErrorCode VecCUDAGetArray(Vec,PetscScalar**);
449 PETSC_EXTERN PetscErrorCode VecCUDARestoreArray(Vec,PetscScalar**);
450 
451 PETSC_EXTERN PetscErrorCode VecCUDAGetArrayRead(Vec,const PetscScalar**);
452 PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayRead(Vec,const PetscScalar**);
453 
454 PETSC_EXTERN PetscErrorCode VecCUDAGetArrayWrite(Vec,PetscScalar**);
455 PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayWrite(Vec,PetscScalar**);
456 
457 PETSC_EXTERN PetscErrorCode VecCUDAPlaceArray(Vec,const PetscScalar[]);
458 PETSC_EXTERN PetscErrorCode VecCUDAReplaceArray(Vec,const PetscScalar[]);
459 PETSC_EXTERN PetscErrorCode VecCUDAResetArray(Vec);
460 
461 PETSC_EXTERN PetscErrorCode VecHIPGetArray(Vec,PetscScalar**);
462 PETSC_EXTERN PetscErrorCode VecHIPRestoreArray(Vec,PetscScalar**);
463 
464 PETSC_EXTERN PetscErrorCode VecHIPGetArrayRead(Vec,const PetscScalar**);
465 PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayRead(Vec,const PetscScalar**);
466 
467 PETSC_EXTERN PetscErrorCode VecHIPGetArrayWrite(Vec,PetscScalar**);
468 PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayWrite(Vec,PetscScalar**);
469 
470 PETSC_EXTERN PetscErrorCode VecHIPPlaceArray(Vec,const PetscScalar[]);
471 PETSC_EXTERN PetscErrorCode VecHIPReplaceArray(Vec,const PetscScalar[]);
472 PETSC_EXTERN PetscErrorCode VecHIPResetArray(Vec);
473 
474 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLContext(Vec, PETSC_UINTPTR_T*);
475 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLQueue(Vec, PETSC_UINTPTR_T*);
476 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMemRead(Vec, PETSC_UINTPTR_T*);
477 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMemWrite(Vec, PETSC_UINTPTR_T*);
478 PETSC_EXTERN PetscErrorCode VecViennaCLRestoreCLMemWrite(Vec);
479 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMem(Vec, PETSC_UINTPTR_T*);
480 PETSC_EXTERN PetscErrorCode VecViennaCLRestoreCLMem(Vec);
481 
482 /*MC
483    VecSetValueLocal - Set a single entry into a vector using the local numbering
484 
485    Synopsis:
486    #include <petscvec.h>
487    PetscErrorCode VecSetValueLocal(Vec v,PetscInt row,PetscScalar value, InsertMode mode);
488 
489    Not Collective
490 
491    Input Parameters:
492 +  v - the vector
493 .  row - the row location of the entry
494 .  value - the value to insert
495 -  mode - either `INSERT_VALUES` or `ADD_VALUES`
496 
497    Notes:
498    For efficiency one should use `VecSetValues()` and set several or
499    many values simultaneously if possible.
500 
501    These values may be cached, so `VecAssemblyBegin()` and `VecAssemblyEnd()`
502    MUST be called after all calls to `VecSetValues()` have been completed.
503 
504    `VecSetValues()` uses 0-based indices in Fortran as well as in C.
505 
506    Level: beginner
507 
508 .seealso: `VecSetValues()`, `VecAssemblyBegin()`, `VecAssemblyEnd()`, `VecSetValuesBlockedLocal()`, `VecSetValue()`
509 M*/
510 static inline PetscErrorCode VecSetValueLocal(Vec v,PetscInt i,PetscScalar va,InsertMode mode) {return VecSetValuesLocal(v,1,&i,&va,mode);}
511 
512 PETSC_EXTERN PetscErrorCode VecSetValuesBlockedLocal(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
513 PETSC_EXTERN PetscErrorCode VecGetLocalToGlobalMapping(Vec,ISLocalToGlobalMapping*);
514 
515 PETSC_EXTERN PetscErrorCode VecDotBegin(Vec,Vec,PetscScalar *);
516 PETSC_EXTERN PetscErrorCode VecDotEnd(Vec,Vec,PetscScalar *);
517 PETSC_EXTERN PetscErrorCode VecTDotBegin(Vec,Vec,PetscScalar *);
518 PETSC_EXTERN PetscErrorCode VecTDotEnd(Vec,Vec,PetscScalar *);
519 PETSC_EXTERN PetscErrorCode VecNormBegin(Vec,NormType,PetscReal *);
520 PETSC_EXTERN PetscErrorCode VecNormEnd(Vec,NormType,PetscReal *);
521 
522 PETSC_EXTERN PetscErrorCode VecMDotBegin(Vec,PetscInt,const Vec[],PetscScalar[]);
523 PETSC_EXTERN PetscErrorCode VecMDotEnd(Vec,PetscInt,const Vec[],PetscScalar[]);
524 PETSC_EXTERN PetscErrorCode VecMTDotBegin(Vec,PetscInt,const Vec[],PetscScalar[]);
525 PETSC_EXTERN PetscErrorCode VecMTDotEnd(Vec,PetscInt,const Vec[],PetscScalar[]);
526 PETSC_EXTERN PetscErrorCode PetscCommSplitReductionBegin(MPI_Comm);
527 
528 PETSC_EXTERN PetscErrorCode VecBindToCPU(Vec,PetscBool);
529 PETSC_DEPRECATED_FUNCTION("Use VecBindToCPU (since v3.13)") static inline PetscErrorCode VecPinToCPU(Vec v,PetscBool flg) {return VecBindToCPU(v,flg);}
530 PETSC_EXTERN PetscErrorCode VecBoundToCPU(Vec,PetscBool*);
531 PETSC_EXTERN PetscErrorCode VecSetBindingPropagates(Vec,PetscBool);
532 PETSC_EXTERN PetscErrorCode VecGetBindingPropagates(Vec,PetscBool *);
533 PETSC_EXTERN PetscErrorCode VecSetPinnedMemoryMin(Vec,size_t);
534 PETSC_EXTERN PetscErrorCode VecGetPinnedMemoryMin(Vec,size_t *);
535 
536 PETSC_EXTERN PetscErrorCode VecGetOffloadMask(Vec,PetscOffloadMask *);
537 
538 typedef enum {VEC_IGNORE_OFF_PROC_ENTRIES,VEC_IGNORE_NEGATIVE_INDICES,VEC_SUBSET_OFF_PROC_ENTRIES} VecOption;
539 PETSC_EXTERN PetscErrorCode VecSetOption(Vec,VecOption,PetscBool);
540 
541 PETSC_EXTERN PetscErrorCode VecGetArray(Vec,PetscScalar**);
542 PETSC_EXTERN PetscErrorCode VecGetArrayWrite(Vec,PetscScalar**);
543 PETSC_EXTERN PetscErrorCode VecGetArrayRead(Vec,const PetscScalar**);
544 PETSC_EXTERN PetscErrorCode VecRestoreArray(Vec,PetscScalar**);
545 PETSC_EXTERN PetscErrorCode VecRestoreArrayWrite(Vec,PetscScalar**);
546 PETSC_EXTERN PetscErrorCode VecRestoreArrayRead(Vec,const PetscScalar**);
547 PETSC_EXTERN PetscErrorCode VecGetLocalVector(Vec,Vec);
548 PETSC_EXTERN PetscErrorCode VecRestoreLocalVector(Vec,Vec);
549 PETSC_EXTERN PetscErrorCode VecGetLocalVectorRead(Vec,Vec);
550 PETSC_EXTERN PetscErrorCode VecRestoreLocalVectorRead(Vec,Vec);
551 PETSC_EXTERN PetscErrorCode VecGetArrayAndMemType(Vec,PetscScalar**,PetscMemType*);
552 PETSC_EXTERN PetscErrorCode VecRestoreArrayAndMemType(Vec,PetscScalar**);
553 PETSC_EXTERN PetscErrorCode VecGetArrayReadAndMemType(Vec,const PetscScalar**,PetscMemType*);
554 PETSC_EXTERN PetscErrorCode VecRestoreArrayReadAndMemType(Vec,const PetscScalar**);
555 PETSC_EXTERN PetscErrorCode VecGetArrayWriteAndMemType(Vec,PetscScalar**,PetscMemType*);
556 PETSC_EXTERN PetscErrorCode VecRestoreArrayWriteAndMemType(Vec,PetscScalar**);
557 
558 /*@C
559    VecGetArrayPair - Accesses a pair of pointers for two vectors that may be common. When not common the first is read only
560 
561    Logically Collective on x
562 
563    Input Parameters:
564 +  x - the vector
565 -  y - the second vector
566 
567    Output Parameters:
568 +  xv - location to put pointer to the first array
569 -  yv - location to put pointer to the second array
570 
571    Level: developer
572 
573    Not available from Fortran
574 
575 .seealso: `VecGetArray()`, `VecGetArrayRead()`, `VecRestoreArrayPair()`
576 
577 @*/
578 static inline PetscErrorCode VecGetArrayPair(Vec x,Vec y,PetscScalar **xv,PetscScalar **yv)
579 {
580   PetscFunctionBegin;
581   PetscCall(VecGetArray(y,yv));
582   if (x == y) *xv = *yv;
583   else PetscCall(VecGetArrayRead(x,(const PetscScalar**)xv));
584   PetscFunctionReturn(0);
585 }
586 
587 /*@C
588    VecRestoreArrayPair - Returns a pair of pointers for two vectors that may be common. When not common the first is read only
589 
590    Logically Collective on x
591 
592    Input Parameters:
593 +  x - the vector
594 -  y - the second vector
595 
596    Output Parameters:
597 +  xv - location to put pointer to the first array
598 -  yv - location to put pointer to the second array
599 
600    Level: developer
601 
602    Not available from Fortran
603 
604 .seealso: `VecGetArray()`, `VecGetArrayRead()`, `VecGetArrayPair()`
605 
606 @*/
607 static inline PetscErrorCode VecRestoreArrayPair(Vec x,Vec y,PetscScalar **xv,PetscScalar **yv)
608 {
609   PetscFunctionBegin;
610   PetscCall(VecRestoreArray(y,yv));
611   if (x != y) PetscCall(VecRestoreArrayRead(x,(const PetscScalar**)xv));
612   PetscFunctionReturn(0);
613 }
614 
615 #if defined(PETSC_USE_DEBUG)
616 PETSC_EXTERN PetscErrorCode VecLockReadPush(Vec);
617 PETSC_EXTERN PetscErrorCode VecLockReadPop(Vec);
618 PETSC_EXTERN PetscErrorCode VecLockWriteSet(Vec,PetscBool);
619 PETSC_EXTERN PetscErrorCode VecLockGet(Vec,PetscInt*);
620 PETSC_EXTERN PetscErrorCode VecLockGetLocation(Vec,const char*[],const char*[],int*);
621 static inline PetscErrorCode VecSetErrorIfLocked(Vec x,PetscInt arg)
622 {
623   PetscInt state;
624 
625   PetscFunctionBegin;
626   PetscCall(VecLockGet(x,&state));
627   if (PetscUnlikely(state != 0)) {
628     const char *file,*func,*name;
629     int         line;
630 
631     PetscCall(VecLockGetLocation(x,&file,&func,&line));
632     PetscCall(PetscObjectGetName((PetscObject)x,&name));
633     SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"Vector '%s' (argument #%" PetscInt_FMT ") was locked for %s access in %s() at %s:%d (line numbers only accurate to function begin)",name,arg,state > 0 ? "read-only" : "write-only",func ? func : "unknown_function",file ? file : "unknown file",line ? line : 0);
634   }
635   PetscFunctionReturn(0);
636 }
637 /* The three are deprecated */
638 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use VecLockReadPush() (since version 3.11)") PetscErrorCode VecLockPush(Vec);
639 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use VecLockReadPop() (since version 3.11)")  PetscErrorCode VecLockPop(Vec);
640 #define VecLocked(x,arg) VecSetErrorIfLocked(x,arg) PETSC_DEPRECATED_MACRO("GCC warning \"Use VecSetErrorIfLocked() (since version 3.11)\"")
641 #else
642 #define VecLockReadPush(x)           0
643 #define VecLockReadPop(x)            0
644 #define VecLockGet(x,s)              *(s) = 0
645 #define VecSetErrorIfLocked(x,arg)   0
646 #define VecLockWriteSet(x,flg)       0
647 /* The three are deprecated */
648 #define VecLockPush(x)               0
649 #define VecLockPop(x)                0
650 #define VecLocked(x,arg)             0
651 #endif
652 
653 PETSC_EXTERN PetscErrorCode VecValidValues(Vec,PetscInt,PetscBool);
654 
655 /*
656     These numbers need to match the entries in
657   the function table in vecimpl.h
658 */
659 typedef enum { VECOP_DUPLICATE = 0, VECOP_VIEW = 33, VECOP_LOAD = 41, VECOP_VIEWNATIVE = 68, VECOP_LOADNATIVE = 69 } VecOperation;
660 PETSC_EXTERN PetscErrorCode VecSetOperation(Vec,VecOperation,void(*)(void));
661 
662 /*
663      Routines for dealing with ghosted vectors:
664   vectors with ghost elements at the end of the array.
665 */
666 PETSC_EXTERN PetscErrorCode VecMPISetGhost(Vec,PetscInt,const PetscInt[]);
667 PETSC_EXTERN PetscErrorCode VecCreateGhost(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Vec*);
668 PETSC_EXTERN PetscErrorCode VecCreateGhostWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscScalar[],Vec*);
669 PETSC_EXTERN PetscErrorCode VecCreateGhostBlock(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Vec*);
670 PETSC_EXTERN PetscErrorCode VecCreateGhostBlockWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscScalar[],Vec*);
671 PETSC_EXTERN PetscErrorCode VecGhostGetLocalForm(Vec,Vec*);
672 PETSC_EXTERN PetscErrorCode VecGhostRestoreLocalForm(Vec,Vec*);
673 PETSC_EXTERN PetscErrorCode VecGhostIsLocalForm(Vec,Vec,PetscBool*);
674 PETSC_EXTERN PetscErrorCode VecGhostUpdateBegin(Vec,InsertMode,ScatterMode);
675 PETSC_EXTERN PetscErrorCode VecGhostUpdateEnd(Vec,InsertMode,ScatterMode);
676 
677 PETSC_EXTERN PetscErrorCode VecConjugate(Vec);
678 PETSC_EXTERN PetscErrorCode VecImaginaryPart(Vec);
679 PETSC_EXTERN PetscErrorCode VecRealPart(Vec);
680 
681 PETSC_EXTERN PetscErrorCode VecScatterCreateToAll(Vec,VecScatter*,Vec*);
682 PETSC_EXTERN PetscErrorCode VecScatterCreateToZero(Vec,VecScatter*,Vec*);
683 
684 PETSC_EXTERN PetscErrorCode ISComplementVec(IS,Vec,IS*);
685 PETSC_EXTERN PetscErrorCode VecPow(Vec, PetscScalar);
686 PETSC_EXTERN PetscErrorCode VecMedian(Vec, Vec, Vec, Vec);
687 PETSC_EXTERN PetscErrorCode VecWhichInactive(Vec, Vec, Vec, Vec, PetscBool, IS *);
688 PETSC_EXTERN PetscErrorCode VecWhichBetween(Vec, Vec, Vec, IS *);
689 PETSC_EXTERN PetscErrorCode VecWhichBetweenOrEqual(Vec, Vec, Vec, IS *);
690 PETSC_EXTERN PetscErrorCode VecWhichGreaterThan(Vec, Vec, IS *);
691 PETSC_EXTERN PetscErrorCode VecWhichLessThan(Vec, Vec, IS *);
692 PETSC_EXTERN PetscErrorCode VecWhichEqual(Vec, Vec, IS *);
693 PETSC_EXTERN PetscErrorCode VecISAXPY(Vec, IS, PetscScalar,Vec);
694 PETSC_EXTERN PetscErrorCode VecISCopy(Vec, IS, ScatterMode, Vec);
695 PETSC_EXTERN PetscErrorCode VecISSet(Vec,IS, PetscScalar);
696 PETSC_EXTERN PetscErrorCode VecBoundGradientProjection(Vec, Vec, Vec, Vec, Vec);
697 PETSC_EXTERN PetscErrorCode VecStepBoundInfo(Vec,Vec,Vec,Vec,PetscReal*, PetscReal*,PetscReal*);
698 PETSC_EXTERN PetscErrorCode VecStepMax(Vec, Vec, PetscReal *);
699 PETSC_EXTERN PetscErrorCode VecStepMaxBounded(Vec,Vec,Vec,Vec,PetscReal*);
700 
701 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaGetVector(PetscViewer, Vec);
702 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutVector(PetscViewer, Vec);
703 
704 /*S
705      Vecs - Collection of vectors where the data for the vectors is stored in
706             one contiguous memory
707 
708    Level: advanced
709 
710    Notes:
711     Temporary construct for handling multiply right hand side solves
712 
713     This is faked by storing a single vector that has enough array space for
714     n vectors
715 
716 S*/
717         struct _n_Vecs  {PetscInt n; Vec v;};
718 typedef struct _n_Vecs* Vecs;
719 PETSC_EXTERN PetscErrorCode VecsDestroy(Vecs);
720 PETSC_EXTERN PetscErrorCode VecsCreateSeq(MPI_Comm,PetscInt,PetscInt,Vecs*);
721 PETSC_EXTERN PetscErrorCode VecsCreateSeqWithArray(MPI_Comm,PetscInt,PetscInt,PetscScalar*,Vecs*);
722 PETSC_EXTERN PetscErrorCode VecsDuplicate(Vecs,Vecs*);
723 
724 #if defined(PETSC_HAVE_VIENNACL)
725 typedef struct _p_PetscViennaCLIndices* PetscViennaCLIndices;
726 PETSC_EXTERN PetscErrorCode PetscViennaCLIndicesCreate(PetscInt, PetscInt*,PetscInt, PetscInt*,PetscViennaCLIndices*);
727 PETSC_EXTERN PetscErrorCode PetscViennaCLIndicesDestroy(PetscViennaCLIndices*);
728 PETSC_EXTERN PetscErrorCode VecViennaCLCopyToGPUSome_Public(Vec,PetscViennaCLIndices);
729 PETSC_EXTERN PetscErrorCode VecViennaCLCopyFromGPUSome_Public(Vec,PetscViennaCLIndices);
730 PETSC_EXTERN PetscErrorCode VecCreateSeqViennaCL(MPI_Comm,PetscInt,Vec*);
731 PETSC_EXTERN PetscErrorCode VecCreateMPIViennaCL(MPI_Comm,PetscInt,PetscInt,Vec*);
732 #endif
733 #if defined(PETSC_HAVE_CUDA) || defined(PETSC_HAVE_HIP)
734 PETSC_EXTERN PetscErrorCode VecScatterInitializeForGPU(VecScatter,Vec);
735 PETSC_EXTERN PetscErrorCode VecScatterFinalizeForGPU(VecScatter);
736 #endif
737 #if defined(PETSC_HAVE_CUDA)
738 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDA(MPI_Comm,PetscInt,Vec*);
739 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDAWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*);
740 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDAWithArrays(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
741 PETSC_EXTERN PetscErrorCode VecCreateMPICUDA(MPI_Comm,PetscInt,PetscInt,Vec*);
742 PETSC_EXTERN PetscErrorCode VecCreateMPICUDAWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*);
743 PETSC_EXTERN PetscErrorCode VecCreateMPICUDAWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
744 #endif
745 #if defined(PETSC_HAVE_HIP)
746 PETSC_EXTERN PetscErrorCode VecCreateSeqHIP(MPI_Comm,PetscInt,Vec*);
747 PETSC_EXTERN PetscErrorCode VecCreateSeqHIPWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*);
748 PETSC_EXTERN PetscErrorCode VecCreateSeqHIPWithArrays(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
749 PETSC_EXTERN PetscErrorCode VecCreateMPIHIP(MPI_Comm,PetscInt,PetscInt,Vec*);
750 PETSC_EXTERN PetscErrorCode VecCreateMPIHIPWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*);
751 PETSC_EXTERN PetscErrorCode VecCreateMPIHIPWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
752 #endif
753 #if defined(PETSC_HAVE_KOKKOS_KERNELS)
754 PETSC_EXTERN PetscErrorCode VecCreateSeqKokkos(MPI_Comm,PetscInt,Vec*);
755 PETSC_EXTERN PetscErrorCode VecCreateSeqKokkosWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*);
756 PETSC_EXTERN PetscErrorCode VecCreateMPIKokkos(MPI_Comm,PetscInt,PetscInt,Vec*);
757 PETSC_EXTERN PetscErrorCode VecCreateMPIKokkosWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*);
758 #endif
759 
760 PETSC_EXTERN PetscErrorCode VecNestGetSubVecs(Vec,PetscInt*,Vec**);
761 PETSC_EXTERN PetscErrorCode VecNestGetSubVec(Vec,PetscInt,Vec*);
762 PETSC_EXTERN PetscErrorCode VecNestSetSubVecs(Vec,PetscInt,PetscInt*,Vec*);
763 PETSC_EXTERN PetscErrorCode VecNestSetSubVec(Vec,PetscInt,Vec);
764 PETSC_EXTERN PetscErrorCode VecCreateNest(MPI_Comm,PetscInt,IS*,Vec*,Vec*);
765 PETSC_EXTERN PetscErrorCode VecNestGetSize(Vec,PetscInt*);
766 
767 PETSC_EXTERN PetscErrorCode PetscOptionsGetVec(PetscOptions,const char[],const char[],Vec,PetscBool*);
768 PETSC_EXTERN PetscErrorCode VecChop(Vec,PetscReal);
769 
770 PETSC_EXTERN PetscErrorCode VecGetLayout(Vec,PetscLayout*);
771 PETSC_EXTERN PetscErrorCode VecSetLayout(Vec,PetscLayout);
772 
773 PETSC_EXTERN PetscErrorCode PetscSectionVecView(PetscSection, Vec, PetscViewer);
774 PETSC_EXTERN PetscErrorCode VecGetValuesSection(Vec, PetscSection, PetscInt, PetscScalar **);
775 PETSC_EXTERN PetscErrorCode VecSetValuesSection(Vec, PetscSection, PetscInt, PetscScalar [], InsertMode);
776 PETSC_EXTERN PetscErrorCode PetscSectionVecNorm(PetscSection, PetscSection, Vec, NormType, PetscReal []);
777 
778 /*S
779   VecTagger - Object used to manage the tagging of a subset of indices based on the values of a vector.  The
780               motivating application is the selection of cells for refinement or coarsening based on vector containing
781               the values in an error indicator metric.
782 
783   Level: advanced
784 
785   Developer Note:
786   Why not use a `DMLabel` or similar object
787 
788 S*/
789 typedef struct _p_VecTagger *VecTagger;
790 
791 /*J
792   VecTaggerType - String with the name of a `VecTagger` type
793 
794   Level: advanced
795 J*/
796 typedef const char* VecTaggerType;
797 /* tag where the vector values are in a box of explicitly defined values */
798 #define VECTAGGERABSOLUTE   "absolute"
799 /* tag where the vector values are in a box of values relative to the set of all values in the vector */
800 #define VECTAGGERRELATIVE   "relative"
801 /* tag where the vector values are in a relative range of the *cumulative distribution* of values in the vector */
802 #define VECTAGGERCDF        "cdf"
803 /* tag a vector as the union of other tags */
804 #define VECTAGGEROR         "or"
805 /* tag a vector as the intersection of other tags */
806 #define VECTAGGERAND        "and"
807 
808 PETSC_EXTERN PetscClassId VEC_TAGGER_CLASSID;
809 PETSC_EXTERN PetscFunctionList VecTaggerList;
810 PETSC_EXTERN PetscErrorCode VecTaggerRegister(const char[],PetscErrorCode (*) (VecTagger));
811 
812 PETSC_EXTERN PetscErrorCode VecTaggerCreate(MPI_Comm,VecTagger *);
813 PETSC_EXTERN PetscErrorCode VecTaggerSetBlockSize(VecTagger,PetscInt);
814 PETSC_EXTERN PetscErrorCode VecTaggerGetBlockSize(VecTagger,PetscInt*);
815 PETSC_EXTERN PetscErrorCode VecTaggerSetType(VecTagger,VecTaggerType);
816 PETSC_EXTERN PetscErrorCode VecTaggerGetType(VecTagger,VecTaggerType *);
817 PETSC_EXTERN PetscErrorCode VecTaggerSetInvert(VecTagger,PetscBool);
818 PETSC_EXTERN PetscErrorCode VecTaggerGetInvert(VecTagger,PetscBool*);
819 PETSC_EXTERN PetscErrorCode VecTaggerSetFromOptions(VecTagger);
820 PETSC_EXTERN PetscErrorCode VecTaggerSetUp(VecTagger);
821 PETSC_EXTERN PetscErrorCode VecTaggerView(VecTagger,PetscViewer);
822 PETSC_EXTERN PetscErrorCode VecTaggerComputeIS(VecTagger,Vec,IS *,PetscBool*);
823 PETSC_EXTERN PetscErrorCode VecTaggerDestroy(VecTagger *);
824 
825 /*S
826    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
827    such that real(min) <= real(z) <= real(max) and imag(min) <= imag(z) <= imag(max).  INF is an acceptable endpoint.
828 
829    Level: beginner
830 
831 .seealso: `VecTaggerComputeIntervals()`
832 S*/
833 typedef struct {
834   PetscScalar min;
835   PetscScalar max;
836 } VecTaggerBox;
837 PETSC_EXTERN PetscErrorCode VecTaggerComputeBoxes(VecTagger,Vec,PetscInt *,VecTaggerBox **,PetscBool*);
838 
839 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteSetBox(VecTagger,VecTaggerBox *);
840 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteGetBox(VecTagger,const VecTaggerBox **);
841 
842 PETSC_EXTERN PetscErrorCode VecTaggerRelativeSetBox(VecTagger,VecTaggerBox *);
843 PETSC_EXTERN PetscErrorCode VecTaggerRelativeGetBox(VecTagger,const VecTaggerBox **);
844 
845 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetBox(VecTagger,VecTaggerBox *);
846 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetBox(VecTagger,const VecTaggerBox **);
847 
848 /*E
849   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).
850   Relevant only in parallel: in serial it is directly computed.
851 
852   Level: advanced
853 
854 .seealso: `VecTaggerCDFSetMethod()`, `VecTaggerCDFMethods`
855 E*/
856 typedef enum {VECTAGGER_CDF_GATHER,VECTAGGER_CDF_ITERATIVE,VECTAGGER_CDF_NUM_METHODS} VecTaggerCDFMethod;
857 PETSC_EXTERN const char *const VecTaggerCDFMethods[];
858 
859 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetMethod(VecTagger,VecTaggerCDFMethod);
860 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetMethod(VecTagger,VecTaggerCDFMethod*);
861 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeSetTolerances(VecTagger,PetscInt,PetscReal,PetscReal);
862 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeGetTolerances(VecTagger,PetscInt*,PetscReal*,PetscReal*);
863 
864 PETSC_EXTERN PetscErrorCode VecTaggerOrSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode);
865 PETSC_EXTERN PetscErrorCode VecTaggerOrGetSubs(VecTagger,PetscInt*,VecTagger**);
866 
867 PETSC_EXTERN PetscErrorCode VecTaggerAndSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode);
868 PETSC_EXTERN PetscErrorCode VecTaggerAndGetSubs(VecTagger,PetscInt*,VecTagger**);
869 
870 PETSC_EXTERN PetscErrorCode VecTaggerInitializePackage(void);
871 PETSC_EXTERN PetscErrorCode VecTaggerFinalizePackage(void);
872 
873 #endif
874