xref: /petsc/include/petscvec.h (revision 7a101e5e7ba9859de4c800924a501d6ea3cd325c)
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 S*/
785 typedef struct _p_VecTagger *VecTagger;
786 
787 /*J
788   VecTaggerType - String with the name of a VecTagger type
789 
790   Level: advanced
791 J*/
792 typedef const char* VecTaggerType;
793 /* tag where the vector values are in a box of explicitly defined values */
794 #define VECTAGGERABSOLUTE   "absolute"
795 /* tag where the vector values are in a box of values relative to the set of all values in the vector */
796 #define VECTAGGERRELATIVE   "relative"
797 /* tag where the vector values are in a relative range of the *cumulative distribution* of values in the vector */
798 #define VECTAGGERCDF        "cdf"
799 /* tag a vector as the union of other tags */
800 #define VECTAGGEROR         "or"
801 /* tag a vector as the intersection of other tags */
802 #define VECTAGGERAND        "and"
803 
804 PETSC_EXTERN PetscClassId VEC_TAGGER_CLASSID;
805 PETSC_EXTERN PetscFunctionList VecTaggerList;
806 PETSC_EXTERN PetscErrorCode VecTaggerRegister(const char[],PetscErrorCode (*) (VecTagger));
807 
808 PETSC_EXTERN PetscErrorCode VecTaggerCreate(MPI_Comm,VecTagger *);
809 PETSC_EXTERN PetscErrorCode VecTaggerSetBlockSize(VecTagger,PetscInt);
810 PETSC_EXTERN PetscErrorCode VecTaggerGetBlockSize(VecTagger,PetscInt*);
811 PETSC_EXTERN PetscErrorCode VecTaggerSetType(VecTagger,VecTaggerType);
812 PETSC_EXTERN PetscErrorCode VecTaggerGetType(VecTagger,VecTaggerType *);
813 PETSC_EXTERN PetscErrorCode VecTaggerSetInvert(VecTagger,PetscBool);
814 PETSC_EXTERN PetscErrorCode VecTaggerGetInvert(VecTagger,PetscBool*);
815 PETSC_EXTERN PetscErrorCode VecTaggerSetFromOptions(VecTagger);
816 PETSC_EXTERN PetscErrorCode VecTaggerSetUp(VecTagger);
817 PETSC_EXTERN PetscErrorCode VecTaggerView(VecTagger,PetscViewer);
818 PETSC_EXTERN PetscErrorCode VecTaggerComputeIS(VecTagger,Vec,IS *,PetscBool*);
819 PETSC_EXTERN PetscErrorCode VecTaggerDestroy(VecTagger *);
820 
821 /*S
822    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
823    such that real(min) <= real(z) <= real(max) and imag(min) <= imag(z) <= imag(max).  INF is an acceptable endpoint.
824 
825    Level: beginner
826 
827 .seealso: `VecTaggerComputeIntervals()`
828 S*/
829 typedef struct {
830   PetscScalar min;
831   PetscScalar max;
832 } VecTaggerBox;
833 PETSC_EXTERN PetscErrorCode VecTaggerComputeBoxes(VecTagger,Vec,PetscInt *,VecTaggerBox **,PetscBool*);
834 
835 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteSetBox(VecTagger,VecTaggerBox *);
836 PETSC_EXTERN PetscErrorCode VecTaggerAbsoluteGetBox(VecTagger,const VecTaggerBox **);
837 
838 PETSC_EXTERN PetscErrorCode VecTaggerRelativeSetBox(VecTagger,VecTaggerBox *);
839 PETSC_EXTERN PetscErrorCode VecTaggerRelativeGetBox(VecTagger,const VecTaggerBox **);
840 
841 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetBox(VecTagger,VecTaggerBox *);
842 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetBox(VecTagger,const VecTaggerBox **);
843 
844 /*E
845   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.
846 
847   Level: advanced
848 .seealso: `VecTaggerCDFSetMethod()`, `VecTaggerCDFMethods`
849 E*/
850 typedef enum {VECTAGGER_CDF_GATHER,VECTAGGER_CDF_ITERATIVE,VECTAGGER_CDF_NUM_METHODS} VecTaggerCDFMethod;
851 PETSC_EXTERN const char *const VecTaggerCDFMethods[];
852 
853 PETSC_EXTERN PetscErrorCode VecTaggerCDFSetMethod(VecTagger,VecTaggerCDFMethod);
854 PETSC_EXTERN PetscErrorCode VecTaggerCDFGetMethod(VecTagger,VecTaggerCDFMethod*);
855 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeSetTolerances(VecTagger,PetscInt,PetscReal,PetscReal);
856 PETSC_EXTERN PetscErrorCode VecTaggerCDFIterativeGetTolerances(VecTagger,PetscInt*,PetscReal*,PetscReal*);
857 
858 PETSC_EXTERN PetscErrorCode VecTaggerOrSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode);
859 PETSC_EXTERN PetscErrorCode VecTaggerOrGetSubs(VecTagger,PetscInt*,VecTagger**);
860 
861 PETSC_EXTERN PetscErrorCode VecTaggerAndSetSubs(VecTagger,PetscInt,VecTagger*,PetscCopyMode);
862 PETSC_EXTERN PetscErrorCode VecTaggerAndGetSubs(VecTagger,PetscInt*,VecTagger**);
863 
864 PETSC_EXTERN PetscErrorCode VecTaggerInitializePackage(void);
865 PETSC_EXTERN PetscErrorCode VecTaggerFinalizePackage(void);
866 
867 #endif
868