xref: /petsc/include/petscvec.h (revision d8e9552a5812e3a9db6baab1ca80547e2d7e9604)
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 <petscdevicetypes.h>
13 #include <petscviewer.h>
14 
15 /*S
16      Vec - Abstract PETSc vector object
17 
18    Level: beginner
19 
20 .seealso: `VecCreate()`, `VecType`, `VecSetType()`
21 S*/
22 typedef struct _p_Vec*         Vec;
23 
24 /*E
25   ScatterMode - Determines the direction of a scatter
26 
27   Level: beginner
28 
29 .seealso: `VecScatter`, `VecScatterBegin()`, `VecScatterEnd()`
30 E*/
31 typedef enum {SCATTER_FORWARD=0, SCATTER_REVERSE=1, SCATTER_FORWARD_LOCAL=2, SCATTER_REVERSE_LOCAL=3, SCATTER_LOCAL=2} ScatterMode;
32 
33 /*MC
34     SCATTER_FORWARD - Scatters the values as dictated by the VecScatterCreate() call
35 
36     Level: beginner
37 
38 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_REVERSE`, `SCATTER_FORWARD_LOCAL`,
39           `SCATTER_REVERSE_LOCAL`
40 
41 M*/
42 
43 /*MC
44     SCATTER_REVERSE - Moves the values in the opposite direction then the directions indicated in
45          in the VecScatterCreate()
46 
47     Level: beginner
48 
49 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_FORWARD`, `SCATTER_FORWARD_LOCAL`,
50           `SCATTER_REVERSE_LOCAL`
51 
52 M*/
53 
54 /*MC
55     SCATTER_FORWARD_LOCAL - Scatters the values as dictated by the VecScatterCreate() call except NO parallel communication
56        is done. Any variables that have be moved between processes are ignored
57 
58     Level: developer
59 
60 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_REVERSE`, `SCATTER_FORWARD`,
61           `SCATTER_REVERSE_LOCAL`
62 
63 M*/
64 
65 /*MC
66     SCATTER_REVERSE_LOCAL - Moves the values in the opposite direction then the directions indicated in
67          in the VecScatterCreate()  except NO parallel communication
68        is done. Any variables that have be moved between processes are ignored
69 
70     Level: developer
71 
72 .seealso: `VecScatter`, `ScatterMode`, `VecScatterCreate()`, `VecScatterBegin()`, `VecScatterEnd()`, `SCATTER_FORWARD`, `SCATTER_FORWARD_LOCAL`,
73           `SCATTER_REVERSE`
74 
75 M*/
76 
77 /*J
78     VecType - String with the name of a PETSc vector
79 
80    Level: beginner
81 
82 .seealso: `VecSetType()`, `Vec`, `VecCreate()`, `VecDestroy()`
83 J*/
84 typedef const char* VecType;
85 #define VECSEQ         "seq"
86 #define VECMPI         "mpi"
87 #define VECSTANDARD    "standard"   /* seq on one process and mpi on several */
88 #define VECSHARED      "shared"
89 #define VECSEQVIENNACL "seqviennacl"
90 #define VECMPIVIENNACL "mpiviennacl"
91 #define VECVIENNACL    "viennacl"   /* seqviennacl on one process and mpiviennacl on several */
92 #define VECSEQCUDA     "seqcuda"
93 #define VECMPICUDA     "mpicuda"
94 #define VECCUDA        "cuda"       /* seqcuda on one process and mpicuda on several */
95 #define VECSEQHIP      "seqhip"
96 #define VECMPIHIP      "mpihip"
97 #define VECHIP         "hip"       /* seqcuda on one process and mpicuda on several */
98 #define VECNEST        "nest"
99 #define VECSEQKOKKOS   "seqkokkos"
100 #define VECMPIKOKKOS   "mpikokkos"
101 #define VECKOKKOS      "kokkos"     /* seqkokkos on one process and mpikokkos on several */
102 
103 /* Dynamic creation and loading functions */
104 PETSC_EXTERN PetscErrorCode VecScatterSetType(VecScatter, VecScatterType);
105 PETSC_EXTERN PetscErrorCode VecScatterGetType(VecScatter, VecScatterType*);
106 PETSC_EXTERN PetscErrorCode VecScatterSetFromOptions(VecScatter);
107 PETSC_EXTERN PetscErrorCode VecScatterRegister(const char[],PetscErrorCode (*)(VecScatter));
108 PETSC_EXTERN PetscErrorCode VecScatterCreate(Vec,IS,Vec,IS,VecScatter*);
109 
110 /* Logging support */
111 #define    REAL_FILE_CLASSID 1211213
112 #define    VEC_FILE_CLASSID 1211214
113 PETSC_EXTERN PetscClassId VEC_CLASSID;
114 PETSC_EXTERN PetscClassId PETSCSF_CLASSID;
115 
116 PETSC_EXTERN PetscErrorCode VecInitializePackage(void);
117 PETSC_EXTERN PetscErrorCode VecFinalizePackage(void);
118 
119 PETSC_EXTERN PetscErrorCode VecCreate(MPI_Comm,Vec*);
120 PETSC_EXTERN PetscErrorCode VecCreateSeq(MPI_Comm,PetscInt,Vec*);
121 PETSC_EXTERN PetscErrorCode VecCreateMPI(MPI_Comm,PetscInt,PetscInt,Vec*);
122 PETSC_EXTERN PetscErrorCode VecCreateSeqWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar[],Vec*);
123 PETSC_EXTERN PetscErrorCode VecCreateMPIWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar[],Vec*);
124 PETSC_EXTERN PetscErrorCode VecCreateShared(MPI_Comm,PetscInt,PetscInt,Vec*);
125 PETSC_EXTERN PetscErrorCode VecCreateNode(MPI_Comm,PetscInt,PetscInt,Vec*);
126 
127 PETSC_EXTERN PetscErrorCode VecSetFromOptions(Vec);
128 PETSC_EXTERN PetscErrorCode VecViewFromOptions(Vec,PetscObject,const char[]);
129 
130 PETSC_EXTERN PetscErrorCode VecSetUp(Vec);
131 PETSC_EXTERN PetscErrorCode VecDestroy(Vec*);
132 PETSC_EXTERN PetscErrorCode VecZeroEntries(Vec);
133 PETSC_EXTERN PetscErrorCode VecSetOptionsPrefix(Vec,const char[]);
134 PETSC_EXTERN PetscErrorCode VecAppendOptionsPrefix(Vec,const char[]);
135 PETSC_EXTERN PetscErrorCode VecGetOptionsPrefix(Vec,const char*[]);
136 
137 PETSC_EXTERN PetscErrorCode VecSetSizes(Vec,PetscInt,PetscInt);
138 
139 PETSC_EXTERN PetscErrorCode VecDotNorm2(Vec,Vec,PetscScalar*,PetscReal*);
140 PETSC_EXTERN PetscErrorCode VecDot(Vec,Vec,PetscScalar*);
141 PETSC_EXTERN PetscErrorCode VecDotRealPart(Vec,Vec,PetscReal*);
142 PETSC_EXTERN PetscErrorCode VecTDot(Vec,Vec,PetscScalar*);
143 PETSC_EXTERN PetscErrorCode VecMDot(Vec,PetscInt,const Vec[],PetscScalar[]);
144 PETSC_EXTERN PetscErrorCode VecMTDot(Vec,PetscInt,const Vec[],PetscScalar[]);
145 PETSC_EXTERN PetscErrorCode VecGetSubVector(Vec,IS,Vec*);
146 PETSC_EXTERN PetscErrorCode VecRestoreSubVector(Vec,IS,Vec*);
147 PETSC_EXTERN PetscErrorCode VecConcatenate(PetscInt,const Vec[],Vec*,IS*[]);
148 
149 /*E
150     NormType - determines what type of norm to compute
151 
152     Level: beginner
153 
154 .seealso: `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `MatNorm()`
155 E*/
156 typedef enum {NORM_1=0,
157               NORM_2=1,
158               NORM_FROBENIUS=2,
159               NORM_INFINITY=3,
160               NORM_1_AND_2=4
161               } NormType;
162 PETSC_EXTERN const char *const NormTypes[];
163 #define NORM_MAX NORM_INFINITY
164 
165 /*MC
166      NORM_1 - the one norm, ||v|| = sum_i | v_i |. ||A|| = max_j || v_*j ||, maximum column sum
167 
168    Level: beginner
169 
170 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_2`, `NORM_FROBENIUS`,
171           `NORM_INFINITY`, `NORM_1_AND_2`
172 
173 M*/
174 
175 /*MC
176      NORM_2 - the two norm, ||v|| = sqrt(sum_i |v_i|^2) (vectors only)
177 
178    Level: beginner
179 
180 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_FROBENIUS`,
181           `NORM_INFINITY`, `NORM_1_AND_2`
182 
183 M*/
184 
185 /*MC
186      NORM_FROBENIUS - ||A|| = sqrt(sum_ij |A_ij|^2), same as NORM_2 for vectors
187 
188    Level: beginner
189 
190 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_2`,
191           `NORM_INFINITY`, `NORM_1_AND_2`
192 
193 M*/
194 
195 /*MC
196      NORM_INFINITY - ||v|| = max_i |v_i|. ||A|| = max_i || v_i* ||, maximum row sum
197 
198    Level: beginner
199 
200 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_2`,
201           `NORM_FROBENIUS`, `NORM_1_AND_2`
202 
203 M*/
204 
205 /*MC
206      NORM_1_AND_2 - computes both the 1 and 2 norm of a vector
207 
208    Level: beginner
209 
210 .seealso: `NormType`, `MatNorm()`, `VecNorm()`, `VecNormBegin()`, `VecNormEnd()`, `NORM_1`, `NORM_2`,
211           `NORM_FROBENIUS`, `NORM_INFINITY`
212 
213 M*/
214 
215 /*MC
216      NORM_MAX - see NORM_INFINITY
217 
218    Level: beginner
219 
220 M*/
221 
222 /*E
223     ReductionType - determines what type of column reduction (one that is not a type of norm defined in NormType) to compute
224 
225     Level: beginner
226 
227 .seealso: `MatGetColumnReductions()`, `MatGetColumnNorms()`, `NormType`
228 E*/
229 /* NOTE: The integer constants defined in ReductionType MUST BE DISTINCT from those defined in NormType.
230  * This is because MatGetColumnReductions() is used to compute both norms and other types of reductions,
231  * and the constants defined in both NormType and ReductionType are used to designate the desired operation. */
232 typedef enum {REDUCTION_SUM_REALPART=10,
233               REDUCTION_MEAN_REALPART=11,
234               REDUCTION_SUM_IMAGINARYPART=12,
235               REDUCTION_MEAN_IMAGINARYPART=13
236               } ReductionType;
237 
238 /*MC
239      REDUCTION_SUM_REALPART - sum of real part of matrix column
240 
241    Level: beginner
242 
243 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_SUM_IMAGINARYPART`, `REDUCTION_MEAN_REALPART`, `REDUCTION_NORM_1`,
244           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
245 
246 M*/
247 
248 /*MC
249      REDUCTION_SUM_IMAGINARYPART - sum of imaginary part of matrix column
250 
251    Level: beginner
252 
253 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_SUM_REALPART`, `REDUCTION_MEAN_IMAGINARYPART`, `REDUCTION_NORM_1`,
254           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
255 
256 M*/
257 
258 /*MC
259      REDUCTION_MEAN_REALPART - arithmetic mean of real part of matrix column
260 
261    Level: beginner
262 
263 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_MEAN_IMAGINARYPART`, `REDUCTION_SUM_REALPART`, `REDUCTION_NORM_1`,
264           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
265 
266 M*/
267 
268 /*MC
269      REDUCTION_MEAN_IMAGINARYPART - arithmetic mean of imaginary part of matrix column
270 
271    Level: beginner
272 
273 .seealso: `ReductionType`, `MatGetColumnReductions()`, `REDUCTION_MEAN_REALPART`, `REDUCTION_SUM_IMAGINARYPART`, `REDUCTION_NORM_1`,
274           `REDUCTION_NORM_2`, `REDUCTION_NORM_FROBENIUS`, `REDUCTION_NORM_INFINITY`
275 
276 M*/
277 
278 PETSC_EXTERN PetscErrorCode VecNorm(Vec,NormType,PetscReal *);
279 PETSC_EXTERN PetscErrorCode VecNormAvailable(Vec,NormType,PetscBool *,PetscReal *);
280 PETSC_EXTERN PetscErrorCode VecNormalize(Vec,PetscReal *);
281 PETSC_EXTERN PetscErrorCode VecSum(Vec,PetscScalar*);
282 PETSC_EXTERN PetscErrorCode VecMean(Vec,PetscScalar*);
283 PETSC_EXTERN PetscErrorCode VecMax(Vec,PetscInt*,PetscReal *);
284 PETSC_EXTERN PetscErrorCode VecMin(Vec,PetscInt*,PetscReal *);
285 PETSC_EXTERN PetscErrorCode VecScale(Vec,PetscScalar);
286 PETSC_EXTERN PetscErrorCode VecCopy(Vec,Vec);
287 PETSC_EXTERN PetscErrorCode VecSetRandom(Vec,PetscRandom);
288 PETSC_EXTERN PetscErrorCode VecSet(Vec,PetscScalar);
289 PETSC_EXTERN PetscErrorCode VecSetInf(Vec);
290 PETSC_EXTERN PetscErrorCode VecSwap(Vec,Vec);
291 PETSC_EXTERN PetscErrorCode VecAXPY(Vec,PetscScalar,Vec);
292 PETSC_EXTERN PetscErrorCode VecAXPBY(Vec,PetscScalar,PetscScalar,Vec);
293 PETSC_EXTERN PetscErrorCode VecMAXPY(Vec,PetscInt,const PetscScalar[],Vec[]);
294 PETSC_EXTERN PetscErrorCode VecAYPX(Vec,PetscScalar,Vec);
295 PETSC_EXTERN PetscErrorCode VecWAXPY(Vec,PetscScalar,Vec,Vec);
296 PETSC_EXTERN PetscErrorCode VecAXPBYPCZ(Vec,PetscScalar,PetscScalar,PetscScalar,Vec,Vec);
297 PETSC_EXTERN PetscErrorCode VecPointwiseMax(Vec,Vec,Vec);
298 PETSC_EXTERN PetscErrorCode VecPointwiseMaxAbs(Vec,Vec,Vec);
299 PETSC_EXTERN PetscErrorCode VecPointwiseMin(Vec,Vec,Vec);
300 PETSC_EXTERN PetscErrorCode VecPointwiseMult(Vec,Vec,Vec);
301 PETSC_EXTERN PetscErrorCode VecPointwiseDivide(Vec,Vec,Vec);
302 PETSC_EXTERN PetscErrorCode VecMaxPointwiseDivide(Vec,Vec,PetscReal*);
303 PETSC_EXTERN PetscErrorCode VecShift(Vec,PetscScalar);
304 PETSC_EXTERN PetscErrorCode VecReciprocal(Vec);
305 PETSC_EXTERN PetscErrorCode VecPermute(Vec, IS, PetscBool);
306 PETSC_EXTERN PetscErrorCode VecSqrtAbs(Vec);
307 PETSC_EXTERN PetscErrorCode VecLog(Vec);
308 PETSC_EXTERN PetscErrorCode VecExp(Vec);
309 PETSC_EXTERN PetscErrorCode VecAbs(Vec);
310 PETSC_EXTERN PetscErrorCode VecDuplicate(Vec,Vec*);
311 PETSC_EXTERN PetscErrorCode VecDuplicateVecs(Vec,PetscInt,Vec*[]);
312 PETSC_EXTERN PetscErrorCode VecDestroyVecs(PetscInt, Vec*[]);
313 PETSC_EXTERN PetscErrorCode VecStrideNormAll(Vec,NormType,PetscReal[]);
314 PETSC_EXTERN PetscErrorCode VecStrideMaxAll(Vec,PetscInt [],PetscReal []);
315 PETSC_EXTERN PetscErrorCode VecStrideMinAll(Vec,PetscInt [],PetscReal []);
316 PETSC_EXTERN PetscErrorCode VecStrideScaleAll(Vec,const PetscScalar[]);
317 PETSC_EXTERN PetscErrorCode VecUniqueEntries(Vec,PetscInt*,PetscScalar**);
318 
319 PETSC_EXTERN PetscErrorCode VecStrideNorm(Vec,PetscInt,NormType,PetscReal*);
320 PETSC_EXTERN PetscErrorCode VecStrideMax(Vec,PetscInt,PetscInt *,PetscReal *);
321 PETSC_EXTERN PetscErrorCode VecStrideMin(Vec,PetscInt,PetscInt *,PetscReal *);
322 PETSC_EXTERN PetscErrorCode VecStrideScale(Vec,PetscInt,PetscScalar);
323 PETSC_EXTERN PetscErrorCode VecStrideSet(Vec,PetscInt,PetscScalar);
324 
325 PETSC_EXTERN PetscErrorCode VecStrideGather(Vec,PetscInt,Vec,InsertMode);
326 PETSC_EXTERN PetscErrorCode VecStrideScatter(Vec,PetscInt,Vec,InsertMode);
327 PETSC_EXTERN PetscErrorCode VecStrideGatherAll(Vec,Vec[],InsertMode);
328 PETSC_EXTERN PetscErrorCode VecStrideScatterAll(Vec[],Vec,InsertMode);
329 
330 PETSC_EXTERN PetscErrorCode VecStrideSubSetScatter(Vec,PetscInt,const PetscInt[],const PetscInt[],Vec,InsertMode);
331 PETSC_EXTERN PetscErrorCode VecStrideSubSetGather(Vec,PetscInt,const PetscInt[],const PetscInt[],Vec,InsertMode);
332 
333 PETSC_EXTERN PetscErrorCode VecSetValues(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
334 PETSC_EXTERN PetscErrorCode VecGetValues(Vec,PetscInt,const PetscInt[],PetscScalar[]);
335 PETSC_EXTERN PetscErrorCode VecAssemblyBegin(Vec);
336 PETSC_EXTERN PetscErrorCode VecAssemblyEnd(Vec);
337 PETSC_EXTERN PetscErrorCode VecStashSetInitialSize(Vec,PetscInt,PetscInt);
338 PETSC_EXTERN PetscErrorCode VecStashView(Vec,PetscViewer);
339 PETSC_EXTERN PetscErrorCode VecStashViewFromOptions(Vec,PetscObject,const char[]);
340 PETSC_EXTERN PetscErrorCode VecStashGetInfo(Vec,PetscInt*,PetscInt*,PetscInt*,PetscInt*);
341 
342 PETSC_EXTERN PetscErrorCode VecSetPreallocationCOO(Vec,PetscCount,const PetscInt[]);
343 PETSC_EXTERN PetscErrorCode VecSetPreallocationCOOLocal(Vec,PetscCount,PetscInt[]);
344 PETSC_EXTERN PetscErrorCode VecSetValuesCOO(Vec,const PetscScalar[],InsertMode);
345 
346 /*MC
347    VecSetValue - Set a single entry into a vector.
348 
349    Synopsis:
350    #include <petscvec.h>
351    PetscErrorCode VecSetValue(Vec v,PetscInt row,PetscScalar value, InsertMode mode);
352 
353    Not Collective
354 
355    Input Parameters:
356 +  v - the vector
357 .  row - the row location of the entry
358 .  value - the value to insert
359 -  mode - either INSERT_VALUES or ADD_VALUES
360 
361    Notes:
362    For efficiency one should use VecSetValues() and set several or
363    many values simultaneously if possible.
364 
365    These values may be cached, so VecAssemblyBegin() and VecAssemblyEnd()
366    MUST be called after all calls to VecSetValue() have been completed.
367 
368    VecSetValue() uses 0-based indices in Fortran as well as in C.
369 
370    Level: beginner
371 
372 .seealso: `VecSetValues()`, `VecAssemblyBegin()`, `VecAssemblyEnd()`, `VecSetValuesBlockedLocal()`, `VecSetValueLocal()`
373 M*/
374 static inline PetscErrorCode VecSetValue(Vec v,PetscInt i,PetscScalar va,InsertMode mode) {return VecSetValues(v,1,&i,&va,mode);}
375 
376 PETSC_EXTERN PetscErrorCode VecSetBlockSize(Vec,PetscInt);
377 PETSC_EXTERN PetscErrorCode VecGetBlockSize(Vec,PetscInt*);
378 PETSC_EXTERN PetscErrorCode VecSetValuesBlocked(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
379 
380 /* Dynamic creation and loading functions */
381 PETSC_EXTERN PetscFunctionList VecList;
382 PETSC_EXTERN PetscErrorCode VecSetType(Vec,VecType);
383 PETSC_EXTERN PetscErrorCode VecGetType(Vec,VecType*);
384 PETSC_EXTERN PetscErrorCode VecRegister(const char[],PetscErrorCode (*)(Vec));
385 
386 PETSC_EXTERN PetscErrorCode VecScatterBegin(VecScatter,Vec,Vec,InsertMode,ScatterMode);
387 PETSC_EXTERN PetscErrorCode VecScatterEnd(VecScatter,Vec,Vec,InsertMode,ScatterMode);
388 PETSC_EXTERN PetscErrorCode VecScatterDestroy(VecScatter*);
389 PETSC_EXTERN PetscErrorCode VecScatterSetUp(VecScatter);
390 PETSC_EXTERN PetscErrorCode VecScatterCopy(VecScatter,VecScatter *);
391 PETSC_EXTERN PetscErrorCode VecScatterView(VecScatter,PetscViewer);
392 PETSC_EXTERN PetscErrorCode VecScatterViewFromOptions(VecScatter,PetscObject,const char[]);
393 PETSC_EXTERN PetscErrorCode VecScatterRemap(VecScatter,PetscInt[],PetscInt[]);
394 PETSC_EXTERN PetscErrorCode VecScatterGetMerged(VecScatter,PetscBool*);
395 
396 PETSC_EXTERN PetscErrorCode VecGetArray4d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
397 PETSC_EXTERN PetscErrorCode VecRestoreArray4d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
398 PETSC_EXTERN PetscErrorCode VecGetArray3d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
399 PETSC_EXTERN PetscErrorCode VecRestoreArray3d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
400 PETSC_EXTERN PetscErrorCode VecGetArray2d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
401 PETSC_EXTERN PetscErrorCode VecRestoreArray2d(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
402 PETSC_EXTERN PetscErrorCode VecGetArray1d(Vec,PetscInt,PetscInt,PetscScalar*[]);
403 PETSC_EXTERN PetscErrorCode VecRestoreArray1d(Vec,PetscInt,PetscInt,PetscScalar*[]);
404 
405 PETSC_EXTERN PetscErrorCode VecGetArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
406 PETSC_EXTERN PetscErrorCode VecGetArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
407 PETSC_EXTERN PetscErrorCode VecRestoreArray4dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
408 PETSC_EXTERN PetscErrorCode VecGetArray3dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
409 PETSC_EXTERN PetscErrorCode VecRestoreArray3dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
410 PETSC_EXTERN PetscErrorCode VecGetArray2dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
411 PETSC_EXTERN PetscErrorCode VecRestoreArray2dWrite(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
412 PETSC_EXTERN PetscErrorCode VecGetArray1dWrite(Vec,PetscInt,PetscInt,PetscScalar*[]);
413 PETSC_EXTERN PetscErrorCode VecRestoreArray1dWrite(Vec,PetscInt,PetscInt,PetscScalar*[]);
414 
415 PETSC_EXTERN PetscErrorCode VecGetArray4dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
416 PETSC_EXTERN PetscErrorCode VecRestoreArray4dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar****[]);
417 PETSC_EXTERN PetscErrorCode VecGetArray3dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
418 PETSC_EXTERN PetscErrorCode VecRestoreArray3dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar***[]);
419 PETSC_EXTERN PetscErrorCode VecGetArray2dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
420 PETSC_EXTERN PetscErrorCode VecRestoreArray2dRead(Vec,PetscInt,PetscInt,PetscInt,PetscInt,PetscScalar**[]);
421 PETSC_EXTERN PetscErrorCode VecGetArray1dRead(Vec,PetscInt,PetscInt,PetscScalar*[]);
422 PETSC_EXTERN PetscErrorCode VecRestoreArray1dRead(Vec,PetscInt,PetscInt,PetscScalar*[]);
423 
424 PETSC_EXTERN PetscErrorCode VecPlaceArray(Vec,const PetscScalar[]);
425 PETSC_EXTERN PetscErrorCode VecResetArray(Vec);
426 PETSC_EXTERN PetscErrorCode VecReplaceArray(Vec,const PetscScalar[]);
427 
428 PETSC_EXTERN PetscErrorCode VecGetArrays(const Vec[],PetscInt,PetscScalar**[]);
429 PETSC_EXTERN PetscErrorCode VecRestoreArrays(const Vec[],PetscInt,PetscScalar**[]);
430 
431 PETSC_EXTERN PetscErrorCode VecView(Vec,PetscViewer);
432 PETSC_EXTERN PetscErrorCode VecViewNative(Vec,PetscViewer);
433 PETSC_EXTERN PetscErrorCode VecEqual(Vec,Vec,PetscBool*);
434 PETSC_EXTERN PetscErrorCode VecLoad(Vec,PetscViewer);
435 
436 PETSC_EXTERN PetscErrorCode VecGetSize(Vec,PetscInt*);
437 PETSC_EXTERN PetscErrorCode VecGetLocalSize(Vec,PetscInt*);
438 PETSC_EXTERN PetscErrorCode VecGetOwnershipRange(Vec,PetscInt*,PetscInt*);
439 PETSC_EXTERN PetscErrorCode VecGetOwnershipRanges(Vec,const PetscInt*[]);
440 
441 PETSC_EXTERN PetscErrorCode VecSetLocalToGlobalMapping(Vec,ISLocalToGlobalMapping);
442 PETSC_EXTERN PetscErrorCode VecSetValuesLocal(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
443 
444 PETSC_EXTERN PetscErrorCode VecCUDAGetArray(Vec,PetscScalar**);
445 PETSC_EXTERN PetscErrorCode VecCUDARestoreArray(Vec,PetscScalar**);
446 
447 PETSC_EXTERN PetscErrorCode VecCUDAGetArrayRead(Vec,const PetscScalar**);
448 PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayRead(Vec,const PetscScalar**);
449 
450 PETSC_EXTERN PetscErrorCode VecCUDAGetArrayWrite(Vec,PetscScalar**);
451 PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayWrite(Vec,PetscScalar**);
452 
453 PETSC_EXTERN PetscErrorCode VecCUDAPlaceArray(Vec,const PetscScalar[]);
454 PETSC_EXTERN PetscErrorCode VecCUDAReplaceArray(Vec,const PetscScalar[]);
455 PETSC_EXTERN PetscErrorCode VecCUDAResetArray(Vec);
456 
457 PETSC_EXTERN PetscErrorCode VecHIPGetArray(Vec,PetscScalar**);
458 PETSC_EXTERN PetscErrorCode VecHIPRestoreArray(Vec,PetscScalar**);
459 
460 PETSC_EXTERN PetscErrorCode VecHIPGetArrayRead(Vec,const PetscScalar**);
461 PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayRead(Vec,const PetscScalar**);
462 
463 PETSC_EXTERN PetscErrorCode VecHIPGetArrayWrite(Vec,PetscScalar**);
464 PETSC_EXTERN PetscErrorCode VecHIPRestoreArrayWrite(Vec,PetscScalar**);
465 
466 PETSC_EXTERN PetscErrorCode VecHIPPlaceArray(Vec,const PetscScalar[]);
467 PETSC_EXTERN PetscErrorCode VecHIPReplaceArray(Vec,const PetscScalar[]);
468 PETSC_EXTERN PetscErrorCode VecHIPResetArray(Vec);
469 
470 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLContext(Vec, PETSC_UINTPTR_T*);
471 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLQueue(Vec, PETSC_UINTPTR_T*);
472 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMemRead(Vec, PETSC_UINTPTR_T*);
473 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMemWrite(Vec, PETSC_UINTPTR_T*);
474 PETSC_EXTERN PetscErrorCode VecViennaCLRestoreCLMemWrite(Vec);
475 PETSC_EXTERN PetscErrorCode VecViennaCLGetCLMem(Vec, PETSC_UINTPTR_T*);
476 PETSC_EXTERN PetscErrorCode VecViennaCLRestoreCLMem(Vec);
477 
478 /*MC
479    VecSetValueLocal - Set a single entry into a vector using the local numbering
480 
481    Synopsis:
482    #include <petscvec.h>
483    PetscErrorCode VecSetValueLocal(Vec v,PetscInt row,PetscScalar value, InsertMode mode);
484 
485    Not Collective
486 
487    Input Parameters:
488 +  v - the vector
489 .  row - the row location of the entry
490 .  value - the value to insert
491 -  mode - either INSERT_VALUES or ADD_VALUES
492 
493    Notes:
494    For efficiency one should use VecSetValues() and set several or
495    many values simultaneously if possible.
496 
497    These values may be cached, so VecAssemblyBegin() and VecAssemblyEnd()
498    MUST be called after all calls to VecSetValues() have been completed.
499 
500    VecSetValues() uses 0-based indices in Fortran as well as in C.
501 
502    Level: beginner
503 
504 .seealso: `VecSetValues()`, `VecAssemblyBegin()`, `VecAssemblyEnd()`, `VecSetValuesBlockedLocal()`, `VecSetValue()`
505 M*/
506 static inline PetscErrorCode VecSetValueLocal(Vec v,PetscInt i,PetscScalar va,InsertMode mode) {return VecSetValuesLocal(v,1,&i,&va,mode);}
507 
508 PETSC_EXTERN PetscErrorCode VecSetValuesBlockedLocal(Vec,PetscInt,const PetscInt[],const PetscScalar[],InsertMode);
509 PETSC_EXTERN PetscErrorCode VecGetLocalToGlobalMapping(Vec,ISLocalToGlobalMapping*);
510 
511 PETSC_EXTERN PetscErrorCode VecDotBegin(Vec,Vec,PetscScalar *);
512 PETSC_EXTERN PetscErrorCode VecDotEnd(Vec,Vec,PetscScalar *);
513 PETSC_EXTERN PetscErrorCode VecTDotBegin(Vec,Vec,PetscScalar *);
514 PETSC_EXTERN PetscErrorCode VecTDotEnd(Vec,Vec,PetscScalar *);
515 PETSC_EXTERN PetscErrorCode VecNormBegin(Vec,NormType,PetscReal *);
516 PETSC_EXTERN PetscErrorCode VecNormEnd(Vec,NormType,PetscReal *);
517 
518 PETSC_EXTERN PetscErrorCode VecMDotBegin(Vec,PetscInt,const Vec[],PetscScalar[]);
519 PETSC_EXTERN PetscErrorCode VecMDotEnd(Vec,PetscInt,const Vec[],PetscScalar[]);
520 PETSC_EXTERN PetscErrorCode VecMTDotBegin(Vec,PetscInt,const Vec[],PetscScalar[]);
521 PETSC_EXTERN PetscErrorCode VecMTDotEnd(Vec,PetscInt,const Vec[],PetscScalar[]);
522 PETSC_EXTERN PetscErrorCode PetscCommSplitReductionBegin(MPI_Comm);
523 
524 PETSC_EXTERN PetscErrorCode VecBindToCPU(Vec,PetscBool);
525 PETSC_DEPRECATED_FUNCTION("Use VecBindToCPU (since v3.13)") static inline PetscErrorCode VecPinToCPU(Vec v,PetscBool flg) {return VecBindToCPU(v,flg);}
526 PETSC_EXTERN PetscErrorCode VecBoundToCPU(Vec,PetscBool*);
527 PETSC_EXTERN PetscErrorCode VecSetBindingPropagates(Vec,PetscBool);
528 PETSC_EXTERN PetscErrorCode VecGetBindingPropagates(Vec,PetscBool *);
529 PETSC_EXTERN PetscErrorCode VecSetPinnedMemoryMin(Vec,size_t);
530 PETSC_EXTERN PetscErrorCode VecGetPinnedMemoryMin(Vec,size_t *);
531 
532 PETSC_EXTERN PetscErrorCode VecGetOffloadMask(Vec,PetscOffloadMask *);
533 
534 typedef enum {VEC_IGNORE_OFF_PROC_ENTRIES,VEC_IGNORE_NEGATIVE_INDICES,VEC_SUBSET_OFF_PROC_ENTRIES} VecOption;
535 PETSC_EXTERN PetscErrorCode VecSetOption(Vec,VecOption,PetscBool);
536 
537 PETSC_EXTERN PetscErrorCode VecGetArray(Vec,PetscScalar**);
538 PETSC_EXTERN PetscErrorCode VecGetArrayWrite(Vec,PetscScalar**);
539 PETSC_EXTERN PetscErrorCode VecGetArrayRead(Vec,const PetscScalar**);
540 PETSC_EXTERN PetscErrorCode VecRestoreArray(Vec,PetscScalar**);
541 PETSC_EXTERN PetscErrorCode VecRestoreArrayWrite(Vec,PetscScalar**);
542 PETSC_EXTERN PetscErrorCode VecRestoreArrayRead(Vec,const PetscScalar**);
543 PETSC_EXTERN PetscErrorCode VecGetLocalVector(Vec,Vec);
544 PETSC_EXTERN PetscErrorCode VecRestoreLocalVector(Vec,Vec);
545 PETSC_EXTERN PetscErrorCode VecGetLocalVectorRead(Vec,Vec);
546 PETSC_EXTERN PetscErrorCode VecRestoreLocalVectorRead(Vec,Vec);
547 PETSC_EXTERN PetscErrorCode VecGetArrayAndMemType(Vec,PetscScalar**,PetscMemType*);
548 PETSC_EXTERN PetscErrorCode VecRestoreArrayAndMemType(Vec,PetscScalar**);
549 PETSC_EXTERN PetscErrorCode VecGetArrayReadAndMemType(Vec,const PetscScalar**,PetscMemType*);
550 PETSC_EXTERN PetscErrorCode VecRestoreArrayReadAndMemType(Vec,const PetscScalar**);
551 PETSC_EXTERN PetscErrorCode VecGetArrayWriteAndMemType(Vec,PetscScalar**,PetscMemType*);
552 PETSC_EXTERN PetscErrorCode VecRestoreArrayWriteAndMemType(Vec,PetscScalar**);
553 
554 /*@C
555    VecGetArrayPair - Accesses a pair of pointers for two vectors that may be common. When not common the first is read only
556 
557    Logically Collective on x
558 
559    Input Parameters:
560 +  x - the vector
561 -  y - the second vector
562 
563    Output Parameters:
564 +  xv - location to put pointer to the first array
565 -  yv - location to put pointer to the second array
566 
567    Level: developer
568 
569    Not available from Fortran
570 
571 .seealso: `VecGetArray()`, `VecGetArrayRead()`, `VecRestoreArrayPair()`
572 
573 @*/
574 static inline PetscErrorCode VecGetArrayPair(Vec x,Vec y,PetscScalar **xv,PetscScalar **yv)
575 {
576   PetscFunctionBegin;
577   PetscCall(VecGetArray(y,yv));
578   if (x == y) *xv = *yv;
579   else PetscCall(VecGetArrayRead(x,(const PetscScalar**)xv));
580   PetscFunctionReturn(0);
581 }
582 
583 /*@C
584    VecRestoreArrayPair - Returns a pair of pointers for two vectors that may be common. When not common the first is read only
585 
586    Logically Collective on x
587 
588    Input Parameters:
589 +  x - the vector
590 -  y - the second vector
591 
592    Output Parameters:
593 +  xv - location to put pointer to the first array
594 -  yv - location to put pointer to the second array
595 
596    Level: developer
597 
598    Not available from Fortran
599 
600 .seealso: `VecGetArray()`, `VecGetArrayRead()`, `VecGetArrayPair()`
601 
602 @*/
603 static inline PetscErrorCode VecRestoreArrayPair(Vec x,Vec y,PetscScalar **xv,PetscScalar **yv)
604 {
605   PetscFunctionBegin;
606   PetscCall(VecRestoreArray(y,yv));
607   if (x != y) PetscCall(VecRestoreArrayRead(x,(const PetscScalar**)xv));
608   PetscFunctionReturn(0);
609 }
610 
611 #if defined(PETSC_USE_DEBUG)
612 PETSC_EXTERN PetscErrorCode VecLockReadPush(Vec);
613 PETSC_EXTERN PetscErrorCode VecLockReadPop(Vec);
614 /* We also have a non-public VecLockWriteSet_Private() in vecimpl.h */
615 PETSC_EXTERN PetscErrorCode VecLockGet(Vec,PetscInt*);
616 static inline PetscErrorCode VecSetErrorIfLocked(Vec x,PetscInt arg)
617 {
618   PetscInt state;
619 
620   PetscFunctionBegin;
621   PetscCall(VecLockGet(x,&state));
622   PetscCheck(state == 0,PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE," Vec is already locked for read-only or read/write access, argument # %" PetscInt_FMT,arg);
623   PetscFunctionReturn(0);
624 }
625 /* The three are deprecated */
626 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use VecLockReadPush() (since version 3.11)") PetscErrorCode VecLockPush(Vec);
627 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use VecLockReadPop() (since version 3.11)")  PetscErrorCode VecLockPop(Vec);
628 #define VecLocked(x,arg) VecSetErrorIfLocked(x,arg) PETSC_DEPRECATED_MACRO("GCC warning \"Use VecSetErrorIfLocked() (since version 3.11)\"")
629 #else
630 #define VecLockReadPush(x)           0
631 #define VecLockReadPop(x)            0
632 #define VecLockGet(x,s)              *(s) = 0
633 #define VecSetErrorIfLocked(x,arg)   0
634 /* The three are deprecated */
635 #define VecLockPush(x)               0
636 #define VecLockPop(x)                0
637 #define VecLocked(x,arg)             0
638 #endif
639 
640 PETSC_EXTERN PetscErrorCode VecValidValues(Vec,PetscInt,PetscBool);
641 
642 /*
643     These numbers need to match the entries in
644   the function table in vecimpl.h
645 */
646 typedef enum { VECOP_DUPLICATE = 0, VECOP_VIEW = 33, VECOP_LOAD = 41, VECOP_VIEWNATIVE = 68, VECOP_LOADNATIVE = 69 } VecOperation;
647 PETSC_EXTERN PetscErrorCode VecSetOperation(Vec,VecOperation,void(*)(void));
648 
649 /*
650      Routines for dealing with ghosted vectors:
651   vectors with ghost elements at the end of the array.
652 */
653 PETSC_EXTERN PetscErrorCode VecMPISetGhost(Vec,PetscInt,const PetscInt[]);
654 PETSC_EXTERN PetscErrorCode VecCreateGhost(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],Vec*);
655 PETSC_EXTERN PetscErrorCode VecCreateGhostWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscScalar[],Vec*);
656 PETSC_EXTERN PetscErrorCode VecCreateGhostBlock(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],Vec*);
657 PETSC_EXTERN PetscErrorCode VecCreateGhostBlockWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscScalar[],Vec*);
658 PETSC_EXTERN PetscErrorCode VecGhostGetLocalForm(Vec,Vec*);
659 PETSC_EXTERN PetscErrorCode VecGhostRestoreLocalForm(Vec,Vec*);
660 PETSC_EXTERN PetscErrorCode VecGhostIsLocalForm(Vec,Vec,PetscBool*);
661 PETSC_EXTERN PetscErrorCode VecGhostUpdateBegin(Vec,InsertMode,ScatterMode);
662 PETSC_EXTERN PetscErrorCode VecGhostUpdateEnd(Vec,InsertMode,ScatterMode);
663 
664 PETSC_EXTERN PetscErrorCode VecConjugate(Vec);
665 PETSC_EXTERN PetscErrorCode VecImaginaryPart(Vec);
666 PETSC_EXTERN PetscErrorCode VecRealPart(Vec);
667 
668 PETSC_EXTERN PetscErrorCode VecScatterCreateToAll(Vec,VecScatter*,Vec*);
669 PETSC_EXTERN PetscErrorCode VecScatterCreateToZero(Vec,VecScatter*,Vec*);
670 
671 PETSC_EXTERN PetscErrorCode ISComplementVec(IS,Vec,IS*);
672 PETSC_EXTERN PetscErrorCode VecPow(Vec, PetscScalar);
673 PETSC_EXTERN PetscErrorCode VecMedian(Vec, Vec, Vec, Vec);
674 PETSC_EXTERN PetscErrorCode VecWhichInactive(Vec, Vec, Vec, Vec, PetscBool, IS *);
675 PETSC_EXTERN PetscErrorCode VecWhichBetween(Vec, Vec, Vec, IS *);
676 PETSC_EXTERN PetscErrorCode VecWhichBetweenOrEqual(Vec, Vec, Vec, IS *);
677 PETSC_EXTERN PetscErrorCode VecWhichGreaterThan(Vec, Vec, IS *);
678 PETSC_EXTERN PetscErrorCode VecWhichLessThan(Vec, Vec, IS *);
679 PETSC_EXTERN PetscErrorCode VecWhichEqual(Vec, Vec, IS *);
680 PETSC_EXTERN PetscErrorCode VecISAXPY(Vec, IS, PetscScalar,Vec);
681 PETSC_EXTERN PetscErrorCode VecISCopy(Vec, IS, ScatterMode, Vec);
682 PETSC_EXTERN PetscErrorCode VecISSet(Vec,IS, PetscScalar);
683 PETSC_EXTERN PetscErrorCode VecBoundGradientProjection(Vec, Vec, Vec, Vec, Vec);
684 PETSC_EXTERN PetscErrorCode VecStepBoundInfo(Vec,Vec,Vec,Vec,PetscReal*, PetscReal*,PetscReal*);
685 PETSC_EXTERN PetscErrorCode VecStepMax(Vec, Vec, PetscReal *);
686 PETSC_EXTERN PetscErrorCode VecStepMaxBounded(Vec,Vec,Vec,Vec,PetscReal*);
687 
688 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaGetVector(PetscViewer, Vec);
689 PETSC_EXTERN PetscErrorCode PetscViewerMathematicaPutVector(PetscViewer, Vec);
690 
691 /*S
692      Vecs - Collection of vectors where the data for the vectors is stored in
693             one contiguous memory
694 
695    Level: advanced
696 
697    Notes:
698     Temporary construct for handling multiply right hand side solves
699 
700     This is faked by storing a single vector that has enough array space for
701     n vectors
702 
703 S*/
704         struct _n_Vecs  {PetscInt n; Vec v;};
705 typedef struct _n_Vecs* Vecs;
706 PETSC_EXTERN PetscErrorCode VecsDestroy(Vecs);
707 PETSC_EXTERN PetscErrorCode VecsCreateSeq(MPI_Comm,PetscInt,PetscInt,Vecs*);
708 PETSC_EXTERN PetscErrorCode VecsCreateSeqWithArray(MPI_Comm,PetscInt,PetscInt,PetscScalar*,Vecs*);
709 PETSC_EXTERN PetscErrorCode VecsDuplicate(Vecs,Vecs*);
710 
711 #if defined(PETSC_HAVE_VIENNACL)
712 typedef struct _p_PetscViennaCLIndices* PetscViennaCLIndices;
713 PETSC_EXTERN PetscErrorCode PetscViennaCLIndicesCreate(PetscInt, PetscInt*,PetscInt, PetscInt*,PetscViennaCLIndices*);
714 PETSC_EXTERN PetscErrorCode PetscViennaCLIndicesDestroy(PetscViennaCLIndices*);
715 PETSC_EXTERN PetscErrorCode VecViennaCLCopyToGPUSome_Public(Vec,PetscViennaCLIndices);
716 PETSC_EXTERN PetscErrorCode VecViennaCLCopyFromGPUSome_Public(Vec,PetscViennaCLIndices);
717 PETSC_EXTERN PetscErrorCode VecCreateSeqViennaCL(MPI_Comm,PetscInt,Vec*);
718 PETSC_EXTERN PetscErrorCode VecCreateMPIViennaCL(MPI_Comm,PetscInt,PetscInt,Vec*);
719 #endif
720 #if defined(PETSC_HAVE_CUDA) || defined(PETSC_HAVE_HIP)
721 PETSC_EXTERN PetscErrorCode VecScatterInitializeForGPU(VecScatter,Vec);
722 PETSC_EXTERN PetscErrorCode VecScatterFinalizeForGPU(VecScatter);
723 #endif
724 #if defined(PETSC_HAVE_CUDA)
725 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDA(MPI_Comm,PetscInt,Vec*);
726 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDAWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*);
727 PETSC_EXTERN PetscErrorCode VecCreateSeqCUDAWithArrays(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
728 PETSC_EXTERN PetscErrorCode VecCreateMPICUDA(MPI_Comm,PetscInt,PetscInt,Vec*);
729 PETSC_EXTERN PetscErrorCode VecCreateMPICUDAWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*);
730 PETSC_EXTERN PetscErrorCode VecCreateMPICUDAWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
731 #endif
732 #if defined(PETSC_HAVE_HIP)
733 PETSC_EXTERN PetscErrorCode VecCreateSeqHIP(MPI_Comm,PetscInt,Vec*);
734 PETSC_EXTERN PetscErrorCode VecCreateSeqHIPWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*);
735 PETSC_EXTERN PetscErrorCode VecCreateSeqHIPWithArrays(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
736 PETSC_EXTERN PetscErrorCode VecCreateMPIHIP(MPI_Comm,PetscInt,PetscInt,Vec*);
737 PETSC_EXTERN PetscErrorCode VecCreateMPIHIPWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*);
738 PETSC_EXTERN PetscErrorCode VecCreateMPIHIPWithArrays(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,const PetscScalar*,Vec*);
739 #endif
740 #if defined(PETSC_HAVE_KOKKOS_KERNELS)
741 PETSC_EXTERN PetscErrorCode VecCreateSeqKokkos(MPI_Comm,PetscInt,Vec*);
742 PETSC_EXTERN PetscErrorCode VecCreateSeqKokkosWithArray(MPI_Comm,PetscInt,PetscInt,const PetscScalar*,Vec*);
743 PETSC_EXTERN PetscErrorCode VecCreateMPIKokkos(MPI_Comm,PetscInt,PetscInt,Vec*);
744 PETSC_EXTERN PetscErrorCode VecCreateMPIKokkosWithArray(MPI_Comm,PetscInt,PetscInt,PetscInt,const PetscScalar*,Vec*);
745 #endif
746 
747 PETSC_EXTERN PetscErrorCode VecNestGetSubVecs(Vec,PetscInt*,Vec**);
748 PETSC_EXTERN PetscErrorCode VecNestGetSubVec(Vec,PetscInt,Vec*);
749 PETSC_EXTERN PetscErrorCode VecNestSetSubVecs(Vec,PetscInt,PetscInt*,Vec*);
750 PETSC_EXTERN PetscErrorCode VecNestSetSubVec(Vec,PetscInt,Vec);
751 PETSC_EXTERN PetscErrorCode VecCreateNest(MPI_Comm,PetscInt,IS*,Vec*,Vec*);
752 PETSC_EXTERN PetscErrorCode VecNestGetSize(Vec,PetscInt*);
753 
754 PETSC_EXTERN PetscErrorCode PetscOptionsGetVec(PetscOptions,const char[],const char[],Vec,PetscBool*);
755 PETSC_EXTERN PetscErrorCode VecChop(Vec,PetscReal);
756 
757 PETSC_EXTERN PetscErrorCode VecGetLayout(Vec,PetscLayout*);
758 PETSC_EXTERN PetscErrorCode VecSetLayout(Vec,PetscLayout);
759 
760 PETSC_EXTERN PetscErrorCode PetscSectionVecView(PetscSection, Vec, PetscViewer);
761 PETSC_EXTERN PetscErrorCode VecGetValuesSection(Vec, PetscSection, PetscInt, PetscScalar **);
762 PETSC_EXTERN PetscErrorCode VecSetValuesSection(Vec, PetscSection, PetscInt, PetscScalar [], InsertMode);
763 PETSC_EXTERN PetscErrorCode PetscSectionVecNorm(PetscSection, PetscSection, Vec, NormType, PetscReal []);
764 
765 /*S
766   VecTagger - Object used to manage the tagging of a subset of indices based on the values of a vector.  The
767               motivating application is the selection of cells for refinement or coarsening based on vector containing
768               the values in an error indicator metric.
769 
770   Level: advanced
771 S*/
772 typedef struct _p_VecTagger *VecTagger;
773 
774 /*J
775   VecTaggerType - String with the name of a VecTagger type
776 
777   Level: advanced
778 J*/
779 typedef const char* VecTaggerType;
780 /* tag where the vector values are in a box of explicitly defined values */
781 #define VECTAGGERABSOLUTE   "absolute"
782 /* tag where the vector values are in a box of values relative to the set of all values in the vector */
783 #define VECTAGGERRELATIVE   "relative"
784 /* tag where the vector values are in a relative range of the *cumulative distribution* of values in the vector */
785 #define VECTAGGERCDF        "cdf"
786 /* tag a vector as the union of other tags */
787 #define VECTAGGEROR         "or"
788 /* tag a vector as the intersection of other tags */
789 #define VECTAGGERAND        "and"
790 
791 PETSC_EXTERN PetscClassId VEC_TAGGER_CLASSID;
792 PETSC_EXTERN PetscFunctionList VecTaggerList;
793 PETSC_EXTERN PetscErrorCode VecTaggerRegister(const char[],PetscErrorCode (*) (VecTagger));
794 
795 PETSC_EXTERN PetscErrorCode VecTaggerCreate(MPI_Comm,VecTagger *);
796 PETSC_EXTERN PetscErrorCode VecTaggerSetBlockSize(VecTagger,PetscInt);
797 PETSC_EXTERN PetscErrorCode VecTaggerGetBlockSize(VecTagger,PetscInt*);
798 PETSC_EXTERN PetscErrorCode VecTaggerSetType(VecTagger,VecTaggerType);
799 PETSC_EXTERN PetscErrorCode VecTaggerGetType(VecTagger,VecTaggerType *);
800 PETSC_EXTERN PetscErrorCode VecTaggerSetInvert(VecTagger,PetscBool);
801 PETSC_EXTERN PetscErrorCode VecTaggerGetInvert(VecTagger,PetscBool*);
802 PETSC_EXTERN PetscErrorCode VecTaggerSetFromOptions(VecTagger);
803 PETSC_EXTERN PetscErrorCode VecTaggerSetUp(VecTagger);
804 PETSC_EXTERN PetscErrorCode VecTaggerView(VecTagger,PetscViewer);
805 PETSC_EXTERN PetscErrorCode VecTaggerComputeIS(VecTagger,Vec,IS *,PetscBool*);
806 PETSC_EXTERN PetscErrorCode VecTaggerDestroy(VecTagger *);
807 
808 /*S
809    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
810    such that real(min) <= real(z) <= real(max) and imag(min) <= imag(z) <= imag(max).  INF is an acceptable endpoint.
811 
812    Level: beginner
813 
814 .seealso: `VecTaggerComputeIntervals()`
815 S*/
816 typedef struct {
817   PetscScalar min;
818   PetscScalar max;
819 } VecTaggerBox;
820 PETSC_EXTERN PetscErrorCode VecTaggerComputeBoxes(VecTagger,Vec,PetscInt *,VecTaggerBox **,PetscBool*);
821 
822 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteSetBox(VecTagger,VecTaggerBox *);
823 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteGetBox(VecTagger,const VecTaggerBox **);
824 
825 PETSC_EXTERN PetscErrorCode VecTaggerRelativeSetBox(VecTagger,VecTaggerBox *);
826 PETSC_EXTERN PetscErrorCode VecTaggerRelativeGetBox(VecTagger,const VecTaggerBox **);
827 
828 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetBox(VecTagger,VecTaggerBox *);
829 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetBox(VecTagger,const VecTaggerBox **);
830 
831 /*E
832   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.
833 
834   Level: advanced
835 .seealso: `VecTaggerCDFSetMethod()`, `VecTaggerCDFMethods`
836 E*/
837 typedef enum {VECTAGGER_CDF_GATHER,VECTAGGER_CDF_ITERATIVE,VECTAGGER_CDF_NUM_METHODS} VecTaggerCDFMethod;
838 PETSC_EXTERN const char *const VecTaggerCDFMethods[];
839 
840 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetMethod(VecTagger,VecTaggerCDFMethod);
841 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetMethod(VecTagger,VecTaggerCDFMethod*);
842 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeSetTolerances(VecTagger,PetscInt,PetscReal,PetscReal);
843 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeGetTolerances(VecTagger,PetscInt*,PetscReal*,PetscReal*);
844 
845 PETSC_EXTERN PetscErrorCode VecTaggerOrSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode);
846 PETSC_EXTERN PetscErrorCode VecTaggerOrGetSubs(VecTagger,PetscInt*,VecTagger**);
847 
848 PETSC_EXTERN PetscErrorCode VecTaggerAndSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode);
849 PETSC_EXTERN PetscErrorCode VecTaggerAndGetSubs(VecTagger,PetscInt*,VecTagger**);
850 
851 PETSC_EXTERN PetscErrorCode VecTaggerInitializePackage(void);
852 PETSC_EXTERN PetscErrorCode VecTaggerFinalizePackage(void);
853 
854 #endif
855