xref: /petsc/include/petscdm.h (revision 38cfc46e4752cf65941cec0be9bac4d1d6832cc8)
1 /*
2       Objects to manage the interactions between the mesh data structures and the algebraic objects
3 */
4 #if !defined(PETSCDM_H)
5 #define PETSCDM_H
6 #include <petscmat.h>
7 #include <petscdmtypes.h>
8 #include <petscfetypes.h>
9 #include <petscdstypes.h>
10 #include <petscdmlabel.h>
11 
12 PETSC_EXTERN PetscErrorCode DMInitializePackage(void);
13 
14 PETSC_EXTERN PetscClassId DM_CLASSID;
15 PETSC_EXTERN PetscClassId DMLABEL_CLASSID;
16 
17 #define DMLOCATEPOINT_POINT_NOT_FOUND -367
18 
19 /*J
20     DMType - String with the name of a PETSc DM
21 
22    Level: beginner
23 
24 .seealso: DMSetType(), DM
25 J*/
26 typedef const char* DMType;
27 #define DMDA        "da"
28 #define DMCOMPOSITE "composite"
29 #define DMSLICED    "sliced"
30 #define DMSHELL     "shell"
31 #define DMPLEX      "plex"
32 #define DMREDUNDANT "redundant"
33 #define DMPATCH     "patch"
34 #define DMMOAB      "moab"
35 #define DMNETWORK   "network"
36 #define DMFOREST    "forest"
37 #define DMP4EST     "p4est"
38 #define DMP8EST     "p8est"
39 #define DMSWARM     "swarm"
40 #define DMPRODUCT   "product"
41 #define DMSTAG      "stag"
42 
43 PETSC_EXTERN const char *const DMBoundaryTypes[];
44 PETSC_EXTERN const char *const DMBoundaryConditionTypes[];
45 PETSC_EXTERN PetscFunctionList DMList;
46 PETSC_EXTERN PetscErrorCode DMCreate(MPI_Comm,DM*);
47 PETSC_EXTERN PetscErrorCode DMClone(DM,DM*);
48 PETSC_EXTERN PetscErrorCode DMSetType(DM, DMType);
49 PETSC_EXTERN PetscErrorCode DMGetType(DM, DMType *);
50 PETSC_EXTERN PetscErrorCode DMRegister(const char[],PetscErrorCode (*)(DM));
51 PETSC_EXTERN PetscErrorCode DMRegisterDestroy(void);
52 
53 PETSC_EXTERN PetscErrorCode DMView(DM,PetscViewer);
54 PETSC_EXTERN PetscErrorCode DMLoad(DM,PetscViewer);
55 PETSC_EXTERN PetscErrorCode DMDestroy(DM*);
56 PETSC_EXTERN PetscErrorCode DMCreateGlobalVector(DM,Vec*);
57 PETSC_EXTERN PetscErrorCode DMCreateLocalVector(DM,Vec*);
58 PETSC_EXTERN PetscErrorCode DMGetLocalVector(DM,Vec *);
59 PETSC_EXTERN PetscErrorCode DMRestoreLocalVector(DM,Vec *);
60 PETSC_EXTERN PetscErrorCode DMGetGlobalVector(DM,Vec *);
61 PETSC_EXTERN PetscErrorCode DMRestoreGlobalVector(DM,Vec *);
62 PETSC_EXTERN PetscErrorCode DMClearGlobalVectors(DM);
63 PETSC_EXTERN PetscErrorCode DMClearLocalVectors(DM);
64 PETSC_EXTERN PetscErrorCode DMHasNamedGlobalVector(DM,const char*,PetscBool*);
65 PETSC_EXTERN PetscErrorCode DMGetNamedGlobalVector(DM,const char*,Vec*);
66 PETSC_EXTERN PetscErrorCode DMRestoreNamedGlobalVector(DM,const char*,Vec*);
67 PETSC_EXTERN PetscErrorCode DMHasNamedLocalVector(DM,const char*,PetscBool*);
68 PETSC_EXTERN PetscErrorCode DMGetNamedLocalVector(DM,const char*,Vec*);
69 PETSC_EXTERN PetscErrorCode DMRestoreNamedLocalVector(DM,const char*,Vec*);
70 PETSC_EXTERN PetscErrorCode DMGetLocalToGlobalMapping(DM,ISLocalToGlobalMapping*);
71 PETSC_EXTERN PetscErrorCode DMCreateFieldIS(DM,PetscInt*,char***,IS**);
72 PETSC_EXTERN PetscErrorCode DMGetBlockSize(DM,PetscInt*);
73 PETSC_EXTERN PetscErrorCode DMCreateColoring(DM,ISColoringType,ISColoring*);
74 PETSC_EXTERN PetscErrorCode DMCreateMatrix(DM,Mat*);
75 PETSC_EXTERN PetscErrorCode DMSetMatrixPreallocateOnly(DM,PetscBool);
76 PETSC_EXTERN PetscErrorCode DMSetMatrixStructureOnly(DM,PetscBool);
77 PETSC_EXTERN PetscErrorCode DMCreateInterpolation(DM,DM,Mat*,Vec*);
78 PETSC_EXTERN PetscErrorCode DMCreateRestriction(DM,DM,Mat*);
79 PETSC_EXTERN PetscErrorCode DMCreateInjection(DM,DM,Mat*);
80 PETSC_EXTERN PetscErrorCode DMCreateMassMatrix(DM,DM,Mat*);
81 PETSC_EXTERN PetscErrorCode DMGetWorkArray(DM,PetscInt,MPI_Datatype,void*);
82 PETSC_EXTERN PetscErrorCode DMRestoreWorkArray(DM,PetscInt,MPI_Datatype,void*);
83 PETSC_EXTERN PetscErrorCode DMRefine(DM,MPI_Comm,DM*);
84 PETSC_EXTERN PetscErrorCode DMCoarsen(DM,MPI_Comm,DM*);
85 PETSC_EXTERN PetscErrorCode DMGetCoarseDM(DM,DM*);
86 PETSC_EXTERN PetscErrorCode DMSetCoarseDM(DM,DM);
87 PETSC_EXTERN PetscErrorCode DMGetFineDM(DM,DM*);
88 PETSC_EXTERN PetscErrorCode DMSetFineDM(DM,DM);
89 PETSC_EXTERN PetscErrorCode DMRefineHierarchy(DM,PetscInt,DM[]);
90 PETSC_EXTERN PetscErrorCode DMCoarsenHierarchy(DM,PetscInt,DM[]);
91 PETSC_EXTERN PetscErrorCode DMCoarsenHookAdd(DM,PetscErrorCode (*)(DM,DM,void*),PetscErrorCode (*)(DM,Mat,Vec,Mat,DM,void*),void*);
92 PETSC_EXTERN PetscErrorCode DMCoarsenHookRemove(DM,PetscErrorCode (*)(DM,DM,void*),PetscErrorCode (*)(DM,Mat,Vec,Mat,DM,void*),void*);
93 PETSC_EXTERN PetscErrorCode DMRefineHookAdd(DM,PetscErrorCode (*)(DM,DM,void*),PetscErrorCode (*)(DM,Mat,DM,void*),void*);
94 PETSC_EXTERN PetscErrorCode DMRefineHookRemove(DM,PetscErrorCode (*)(DM,DM,void*),PetscErrorCode (*)(DM,Mat,DM,void*),void*);
95 PETSC_EXTERN PetscErrorCode DMRestrict(DM,Mat,Vec,Mat,DM);
96 PETSC_EXTERN PetscErrorCode DMInterpolate(DM,Mat,DM);
97 PETSC_EXTERN PetscErrorCode DMSetFromOptions(DM);
98 PETSC_STATIC_INLINE PetscErrorCode DMViewFromOptions(DM A,PetscObject obj,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,obj,name);}
99 
100 PETSC_EXTERN PetscErrorCode DMAdaptLabel(DM,DMLabel,DM*);
101 PETSC_EXTERN PetscErrorCode DMAdaptMetric(DM, Vec, DMLabel, DM *);
102 
103 PETSC_EXTERN PetscErrorCode DMSetUp(DM);
104 PETSC_EXTERN PetscErrorCode DMCreateInterpolationScale(DM,DM,Mat,Vec*);
105 PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use DMDACreateAggregates() or DMCreateRestriction() (since version 3.12)") PetscErrorCode DMCreateAggregates(DM,DM,Mat*);
106 PETSC_EXTERN PetscErrorCode DMGlobalToLocalHookAdd(DM,PetscErrorCode (*)(DM,Vec,InsertMode,Vec,void*),PetscErrorCode (*)(DM,Vec,InsertMode,Vec,void*),void*);
107 PETSC_EXTERN PetscErrorCode DMLocalToGlobalHookAdd(DM,PetscErrorCode (*)(DM,Vec,InsertMode,Vec,void*),PetscErrorCode (*)(DM,Vec,InsertMode,Vec,void*),void*);
108 PETSC_EXTERN PetscErrorCode DMGlobalToLocal(DM,Vec,InsertMode,Vec);
109 PETSC_EXTERN PetscErrorCode DMGlobalToLocalBegin(DM,Vec,InsertMode,Vec);
110 PETSC_EXTERN PetscErrorCode DMGlobalToLocalEnd(DM,Vec,InsertMode,Vec);
111 PETSC_EXTERN PetscErrorCode DMLocalToGlobal(DM,Vec,InsertMode,Vec);
112 PETSC_EXTERN PetscErrorCode DMLocalToGlobalBegin(DM,Vec,InsertMode,Vec);
113 PETSC_EXTERN PetscErrorCode DMLocalToGlobalEnd(DM,Vec,InsertMode,Vec);
114 PETSC_EXTERN PetscErrorCode DMLocalToLocalBegin(DM,Vec,InsertMode,Vec);
115 PETSC_EXTERN PetscErrorCode DMLocalToLocalEnd(DM,Vec,InsertMode,Vec);
116 PETSC_EXTERN PetscErrorCode DMConvert(DM,DMType,DM*);
117 
118 /* Topology support */
119 PETSC_EXTERN PetscErrorCode DMGetDimension(DM,PetscInt*);
120 PETSC_EXTERN PetscErrorCode DMSetDimension(DM,PetscInt);
121 PETSC_EXTERN PetscErrorCode DMGetDimPoints(DM,PetscInt,PetscInt*,PetscInt*);
122 PETSC_EXTERN PetscErrorCode DMGetUseNatural(DM,PetscBool*);
123 PETSC_EXTERN PetscErrorCode DMSetUseNatural(DM,PetscBool);
124 
125 /* Coordinate support */
126 PETSC_EXTERN PetscErrorCode DMGetCoordinateDM(DM,DM*);
127 PETSC_EXTERN PetscErrorCode DMSetCoordinateDM(DM,DM);
128 PETSC_EXTERN PetscErrorCode DMGetCoordinateDim(DM,PetscInt*);
129 PETSC_EXTERN PetscErrorCode DMSetCoordinateDim(DM,PetscInt);
130 PETSC_EXTERN PetscErrorCode DMGetCoordinateSection(DM,PetscSection*);
131 PETSC_EXTERN PetscErrorCode DMSetCoordinateSection(DM,PetscInt,PetscSection);
132 PETSC_EXTERN PetscErrorCode DMGetCoordinates(DM,Vec*);
133 PETSC_EXTERN PetscErrorCode DMSetCoordinates(DM,Vec);
134 PETSC_EXTERN PetscErrorCode DMGetCoordinatesLocal(DM,Vec*);
135 PETSC_EXTERN PetscErrorCode DMGetCoordinatesLocalSetUp(DM);
136 PETSC_EXTERN PetscErrorCode DMGetCoordinatesLocalNoncollective(DM,Vec*);
137 PETSC_EXTERN PetscErrorCode DMGetCoordinatesLocalTuple(DM,IS,PetscSection*,Vec*);
138 PETSC_EXTERN PetscErrorCode DMSetCoordinatesLocal(DM,Vec);
139 PETSC_EXTERN PetscErrorCode DMLocatePoints(DM,Vec,DMPointLocationType,PetscSF*);
140 PETSC_EXTERN PetscErrorCode DMGetPeriodicity(DM,PetscBool*,const PetscReal**,const PetscReal**,const DMBoundaryType**);
141 PETSC_EXTERN PetscErrorCode DMSetPeriodicity(DM,PetscBool,const PetscReal[],const PetscReal[],const DMBoundaryType[]);
142 PETSC_EXTERN PetscErrorCode DMLocalizeCoordinate(DM, const PetscScalar[], PetscBool, PetscScalar[]);
143 PETSC_EXTERN PetscErrorCode DMLocalizeCoordinates(DM);
144 PETSC_EXTERN PetscErrorCode DMGetCoordinatesLocalized(DM,PetscBool*);
145 PETSC_EXTERN PetscErrorCode DMGetCoordinatesLocalizedLocal(DM,PetscBool*);
146 PETSC_EXTERN PetscErrorCode DMGetNeighbors(DM,PetscInt*,const PetscMPIInt**);
147 PETSC_EXTERN PetscErrorCode DMGetCoordinateField(DM,DMField*);
148 PETSC_EXTERN PetscErrorCode DMSetCoordinateField(DM,DMField);
149 
150 /* block hook interface */
151 PETSC_EXTERN PetscErrorCode DMSubDomainHookAdd(DM,PetscErrorCode (*)(DM,DM,void*),PetscErrorCode (*)(DM,VecScatter,VecScatter,DM,void*),void*);
152 PETSC_EXTERN PetscErrorCode DMSubDomainHookRemove(DM,PetscErrorCode (*)(DM,DM,void*),PetscErrorCode (*)(DM,VecScatter,VecScatter,DM,void*),void*);
153 PETSC_EXTERN PetscErrorCode DMSubDomainRestrict(DM,VecScatter,VecScatter,DM);
154 
155 PETSC_EXTERN PetscErrorCode DMSetOptionsPrefix(DM,const char []);
156 PETSC_EXTERN PetscErrorCode DMAppendOptionsPrefix(DM,const char []);
157 PETSC_EXTERN PetscErrorCode DMGetOptionsPrefix(DM,const char*[]);
158 PETSC_EXTERN PetscErrorCode DMSetVecType(DM,VecType);
159 PETSC_EXTERN PetscErrorCode DMGetVecType(DM,VecType*);
160 PETSC_EXTERN PetscErrorCode DMSetMatType(DM,MatType);
161 PETSC_EXTERN PetscErrorCode DMGetMatType(DM,MatType*);
162 PETSC_EXTERN PetscErrorCode DMSetISColoringType(DM,ISColoringType);
163 PETSC_EXTERN PetscErrorCode DMGetISColoringType(DM,ISColoringType*);
164 PETSC_EXTERN PetscErrorCode DMSetApplicationContext(DM,void*);
165 PETSC_EXTERN PetscErrorCode DMSetApplicationContextDestroy(DM,PetscErrorCode (*)(void**));
166 PETSC_EXTERN PetscErrorCode DMGetApplicationContext(DM,void*);
167 PETSC_EXTERN PetscErrorCode DMSetVariableBounds(DM,PetscErrorCode (*)(DM,Vec,Vec));
168 PETSC_EXTERN PetscErrorCode DMHasVariableBounds(DM,PetscBool *);
169 PETSC_EXTERN PetscErrorCode DMHasColoring(DM,PetscBool *);
170 PETSC_EXTERN PetscErrorCode DMHasCreateRestriction(DM,PetscBool *);
171 PETSC_EXTERN PetscErrorCode DMHasCreateInjection(DM,PetscBool *);
172 PETSC_EXTERN PetscErrorCode DMComputeVariableBounds(DM,Vec,Vec);
173 
174 PETSC_EXTERN PetscErrorCode DMCreateSubDM(DM, PetscInt, const PetscInt[], IS *, DM *);
175 PETSC_EXTERN PetscErrorCode DMCreateSuperDM(DM[], PetscInt, IS **, DM *);
176 PETSC_EXTERN PetscErrorCode DMCreateSectionSubDM(DM,PetscInt,const PetscInt[],IS*,DM*);
177 PETSC_EXTERN PetscErrorCode DMCreateSectionSuperDM(DM[],PetscInt,IS**,DM*);
178 PETSC_EXTERN PetscErrorCode DMCreateFieldDecomposition(DM,PetscInt*,char***,IS**,DM**);
179 PETSC_EXTERN PetscErrorCode DMCreateDomainDecomposition(DM,PetscInt*,char***,IS**,IS**,DM**);
180 PETSC_EXTERN PetscErrorCode DMCreateDomainDecompositionScatters(DM,PetscInt,DM*,VecScatter**,VecScatter**,VecScatter**);
181 
182 PETSC_EXTERN PetscErrorCode DMGetRefineLevel(DM,PetscInt*);
183 PETSC_EXTERN PetscErrorCode DMSetRefineLevel(DM,PetscInt);
184 PETSC_EXTERN PetscErrorCode DMGetCoarsenLevel(DM,PetscInt*);
185 PETSC_EXTERN PetscErrorCode DMSetCoarsenLevel(DM,PetscInt);
186 PETSC_EXTERN PetscErrorCode DMFinalizePackage(void);
187 
188 PETSC_EXTERN PetscErrorCode VecGetDM(Vec, DM*);
189 PETSC_EXTERN PetscErrorCode VecSetDM(Vec, DM);
190 PETSC_EXTERN PetscErrorCode MatGetDM(Mat, DM*);
191 PETSC_EXTERN PetscErrorCode MatSetDM(Mat, DM);
192 PETSC_EXTERN PetscErrorCode MatFDColoringUseDM(Mat,MatFDColoring);
193 
194 typedef struct NLF_DAAD* NLF;
195 
196 #define DM_FILE_CLASSID 1211221
197 
198 /* FEM support */
199 PETSC_EXTERN PetscErrorCode DMPrintCellVector(PetscInt, const char [], PetscInt, const PetscScalar []);
200 PETSC_EXTERN PetscErrorCode DMPrintCellMatrix(PetscInt, const char [], PetscInt, PetscInt, const PetscScalar []);
201 PETSC_EXTERN PetscErrorCode DMPrintLocalVec(DM, const char [], PetscReal, Vec);
202 
203 PETSC_EXTERN PetscErrorCode DMSetNullSpaceConstructor(DM, PetscInt, PetscErrorCode (*)(DM, PetscInt, MatNullSpace *));
204 PETSC_EXTERN PetscErrorCode DMGetNullSpaceConstructor(DM, PetscInt, PetscErrorCode (**)(DM, PetscInt, MatNullSpace *));
205 PETSC_EXTERN PetscErrorCode DMSetNearNullSpaceConstructor(DM, PetscInt, PetscErrorCode (*)(DM, PetscInt, MatNullSpace *));
206 PETSC_EXTERN PetscErrorCode DMGetNearNullSpaceConstructor(DM, PetscInt, PetscErrorCode (**)(DM, PetscInt, MatNullSpace *));
207 
208 PETSC_EXTERN PetscErrorCode DMGetSection(DM, PetscSection *); /* Use DMGetLocalSection() in new code (since v3.12) */
209 PETSC_EXTERN PetscErrorCode DMSetSection(DM, PetscSection);   /* Use DMSetLocalSection() in new code (since v3.12) */
210 PETSC_EXTERN PetscErrorCode DMGetLocalSection(DM, PetscSection *);
211 PETSC_EXTERN PetscErrorCode DMSetLocalSection(DM, PetscSection);
212 PETSC_EXTERN PetscErrorCode DMGetGlobalSection(DM, PetscSection *);
213 PETSC_EXTERN PetscErrorCode DMSetGlobalSection(DM, PetscSection);
214 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMGetSection() (since v3.9)") PetscErrorCode DMGetDefaultSection(DM dm, PetscSection *s) {return DMGetSection(dm,s);}
215 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMSetSection() (since v3.9)") PetscErrorCode DMSetDefaultSection(DM dm, PetscSection s) {return DMSetSection(dm,s);}
216 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMGetGlobalSection() (since v3.9)") PetscErrorCode DMGetDefaultGlobalSection(DM dm, PetscSection *s) {return DMGetGlobalSection(dm,s);}
217 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMSetGlobalSection() (since v3.9)") PetscErrorCode DMSetDefaultGlobalSection(DM dm, PetscSection s) {return DMSetGlobalSection(dm,s);}
218 
219 PETSC_EXTERN PetscErrorCode DMGetSectionSF(DM, PetscSF*);
220 PETSC_EXTERN PetscErrorCode DMSetSectionSF(DM, PetscSF);
221 PETSC_EXTERN PetscErrorCode DMCreateSectionSF(DM, PetscSection, PetscSection);
222 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMGetSectionSF() (since v3.12)") PetscErrorCode DMGetDefaultSF(DM dm, PetscSF *s) {return DMGetSectionSF(dm,s);}
223 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMSetSectionSF() (since v3.12)") PetscErrorCode DMSetDefaultSF(DM dm, PetscSF s) {return DMSetSectionSF(dm,s);}
224 PETSC_STATIC_INLINE PETSC_DEPRECATED_FUNCTION("Use DMCreateSectionSF() (since v3.12)") PetscErrorCode DMCreateDefaultSF(DM dm, PetscSection l, PetscSection g ) {return DMCreateSectionSF(dm,l,g);}
225 PETSC_EXTERN PetscErrorCode DMGetPointSF(DM, PetscSF *);
226 PETSC_EXTERN PetscErrorCode DMSetPointSF(DM, PetscSF);
227 
228 
229 PETSC_EXTERN PetscErrorCode DMGetDefaultConstraints(DM, PetscSection *, Mat *);
230 PETSC_EXTERN PetscErrorCode DMSetDefaultConstraints(DM, PetscSection, Mat);
231 
232 PETSC_EXTERN PetscErrorCode DMGetOutputDM(DM, DM *);
233 PETSC_EXTERN PetscErrorCode DMGetOutputSequenceNumber(DM, PetscInt *, PetscReal *);
234 PETSC_EXTERN PetscErrorCode DMSetOutputSequenceNumber(DM, PetscInt, PetscReal);
235 PETSC_EXTERN PetscErrorCode DMOutputSequenceLoad(DM, PetscViewer, const char *, PetscInt, PetscReal *);
236 
237 PETSC_EXTERN PetscErrorCode DMGetNumFields(DM, PetscInt *);
238 PETSC_EXTERN PetscErrorCode DMSetNumFields(DM, PetscInt);
239 PETSC_EXTERN PetscErrorCode DMGetField(DM, PetscInt, DMLabel *, PetscObject *);
240 PETSC_EXTERN PetscErrorCode DMSetField(DM, PetscInt, DMLabel, PetscObject);
241 PETSC_EXTERN PetscErrorCode DMAddField(DM, DMLabel, PetscObject);
242 PETSC_EXTERN PetscErrorCode DMClearFields(DM);
243 PETSC_EXTERN PetscErrorCode DMCopyFields(DM, DM);
244 PETSC_EXTERN PetscErrorCode DMGetAdjacency(DM, PetscInt, PetscBool *, PetscBool *);
245 PETSC_EXTERN PetscErrorCode DMSetAdjacency(DM, PetscInt, PetscBool, PetscBool);
246 PETSC_EXTERN PetscErrorCode DMGetBasicAdjacency(DM, PetscBool *, PetscBool *);
247 PETSC_EXTERN PetscErrorCode DMSetBasicAdjacency(DM, PetscBool, PetscBool);
248 
249 PETSC_EXTERN PetscErrorCode DMGetNumDS(DM, PetscInt *);
250 PETSC_EXTERN PetscErrorCode DMGetDS(DM, PetscDS *);
251 PETSC_EXTERN PetscErrorCode DMGetCellDS(DM, PetscInt, PetscDS *);
252 PETSC_EXTERN PetscErrorCode DMGetRegionDS(DM, DMLabel, IS *, PetscDS *);
253 PETSC_EXTERN PetscErrorCode DMSetRegionDS(DM, DMLabel, IS, PetscDS);
254 PETSC_EXTERN PetscErrorCode DMGetRegionNumDS(DM, PetscInt, DMLabel *, IS *, PetscDS *);
255 PETSC_EXTERN PetscErrorCode DMCreateDS(DM);
256 PETSC_EXTERN PetscErrorCode DMClearDS(DM);
257 PETSC_EXTERN PetscErrorCode DMCopyDS(DM, DM);
258 PETSC_EXTERN PetscErrorCode DMCopyDisc(DM, DM);
259 
260 /*MC
261   DMInterpolationInfo - Structure for holding information about interpolation on a mesh
262 
263   Level: intermediate
264 
265   Synopsis:
266     comm   - The communicator
267     dim    - The spatial dimension of points
268     nInput - The number of input points
269     points - The input point coordinates
270     cells  - The cell containing each point
271     n      - The number of local points
272     coords - The point coordinates
273     dof    - The number of components to interpolate
274 
275 .seealso: DMInterpolationCreate(), DMInterpolationEvaluate(), DMInterpolationAddPoints()
276 M*/
277 struct _DMInterpolationInfo {
278   MPI_Comm   comm;
279   PetscInt   dim;    /*1 The spatial dimension of points */
280   PetscInt   nInput; /* The number of input points */
281   PetscReal *points; /* The input point coordinates */
282   PetscInt  *cells;  /* The cell containing each point */
283   PetscInt   n;      /* The number of local points */
284   Vec        coords; /* The point coordinates */
285   PetscInt   dof;    /* The number of components to interpolate */
286 };
287 typedef struct _DMInterpolationInfo *DMInterpolationInfo;
288 
289 PETSC_EXTERN PetscErrorCode DMInterpolationCreate(MPI_Comm, DMInterpolationInfo *);
290 PETSC_EXTERN PetscErrorCode DMInterpolationSetDim(DMInterpolationInfo, PetscInt);
291 PETSC_EXTERN PetscErrorCode DMInterpolationGetDim(DMInterpolationInfo, PetscInt *);
292 PETSC_EXTERN PetscErrorCode DMInterpolationSetDof(DMInterpolationInfo, PetscInt);
293 PETSC_EXTERN PetscErrorCode DMInterpolationGetDof(DMInterpolationInfo, PetscInt *);
294 PETSC_EXTERN PetscErrorCode DMInterpolationAddPoints(DMInterpolationInfo, PetscInt, PetscReal[]);
295 PETSC_EXTERN PetscErrorCode DMInterpolationSetUp(DMInterpolationInfo, DM, PetscBool);
296 PETSC_EXTERN PetscErrorCode DMInterpolationGetCoordinates(DMInterpolationInfo, Vec *);
297 PETSC_EXTERN PetscErrorCode DMInterpolationGetVector(DMInterpolationInfo, Vec *);
298 PETSC_EXTERN PetscErrorCode DMInterpolationRestoreVector(DMInterpolationInfo, Vec *);
299 PETSC_EXTERN PetscErrorCode DMInterpolationEvaluate(DMInterpolationInfo, DM, Vec, Vec);
300 PETSC_EXTERN PetscErrorCode DMInterpolationDestroy(DMInterpolationInfo *);
301 
302 PETSC_EXTERN PetscErrorCode DMCreateLabel(DM, const char []);
303 PETSC_EXTERN PetscErrorCode DMGetLabelValue(DM, const char[], PetscInt, PetscInt *);
304 PETSC_EXTERN PetscErrorCode DMSetLabelValue(DM, const char[], PetscInt, PetscInt);
305 PETSC_EXTERN PetscErrorCode DMClearLabelValue(DM, const char[], PetscInt, PetscInt);
306 PETSC_EXTERN PetscErrorCode DMGetLabelSize(DM, const char[], PetscInt *);
307 PETSC_EXTERN PetscErrorCode DMGetLabelIdIS(DM, const char[], IS *);
308 PETSC_EXTERN PetscErrorCode DMGetStratumSize(DM, const char [], PetscInt, PetscInt *);
309 PETSC_EXTERN PetscErrorCode DMGetStratumIS(DM, const char [], PetscInt, IS *);
310 PETSC_EXTERN PetscErrorCode DMSetStratumIS(DM, const char [], PetscInt, IS);
311 PETSC_EXTERN PetscErrorCode DMClearLabelStratum(DM, const char[], PetscInt);
312 PETSC_EXTERN PetscErrorCode DMGetLabelOutput(DM, const char[], PetscBool *);
313 PETSC_EXTERN PetscErrorCode DMSetLabelOutput(DM, const char[], PetscBool);
314 
315 PETSC_EXTERN PetscErrorCode DMGetNumLabels(DM, PetscInt *);
316 PETSC_EXTERN PetscErrorCode DMGetLabelName(DM, PetscInt, const char **);
317 PETSC_EXTERN PetscErrorCode DMHasLabel(DM, const char [], PetscBool *);
318 PETSC_EXTERN PetscErrorCode DMGetLabel(DM, const char *, DMLabel *);
319 PETSC_EXTERN PetscErrorCode DMGetLabelByNum(DM, PetscInt, DMLabel *);
320 PETSC_EXTERN PetscErrorCode DMAddLabel(DM, DMLabel);
321 PETSC_EXTERN PetscErrorCode DMRemoveLabel(DM, const char [], DMLabel *);
322 PETSC_EXTERN PetscErrorCode DMRemoveLabelBySelf(DM, DMLabel *, PetscBool);
323 PETSC_EXTERN PetscErrorCode DMCopyLabels(DM, DM);
324 
325 PETSC_EXTERN PetscErrorCode DMAddBoundary(DM, DMBoundaryConditionType, const char[], const char[], PetscInt, PetscInt, const PetscInt *, void (*)(void), PetscInt, const PetscInt *, void *);
326 PETSC_EXTERN PetscErrorCode DMGetNumBoundary(DM, PetscInt *);
327 PETSC_EXTERN PetscErrorCode DMGetBoundary(DM, PetscInt, DMBoundaryConditionType *, const char **, const char **, PetscInt *, PetscInt *, const PetscInt **, void (**)(void), PetscInt *, const PetscInt **, void **);
328 PETSC_EXTERN PetscErrorCode DMIsBoundaryPoint(DM, PetscInt, PetscBool *);
329 PETSC_EXTERN PetscErrorCode DMCopyBoundary(DM, DM);
330 
331 PETSC_EXTERN PetscErrorCode DMProjectFunction(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void**,InsertMode,Vec);
332 PETSC_EXTERN PetscErrorCode DMProjectFunctionLocal(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void**,InsertMode,Vec);
333 PETSC_EXTERN PetscErrorCode DMProjectFunctionLabel(DM, PetscReal, DMLabel, PetscInt, const PetscInt[], PetscInt, const PetscInt[], PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, InsertMode, Vec);
334 PETSC_EXTERN PetscErrorCode DMProjectFunctionLabelLocal(DM,PetscReal,DMLabel,PetscInt,const PetscInt[],PetscInt,const PetscInt[],PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,InsertMode,Vec);
335 PETSC_EXTERN PetscErrorCode DMProjectFieldLocal(DM,PetscReal,Vec,void (**)(PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],PetscReal,const PetscReal[],PetscInt,const PetscScalar[],PetscScalar[]),InsertMode,Vec);
336 PETSC_EXTERN PetscErrorCode DMProjectFieldLabelLocal(DM,PetscReal,DMLabel,PetscInt,const PetscInt[],PetscInt,const PetscInt[],Vec,void (**)(PetscInt,PetscInt,PetscInt,const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],const PetscInt[],const PetscInt[],const PetscScalar[],const PetscScalar[],const PetscScalar[],PetscReal,const PetscReal[],PetscInt,const PetscScalar[],PetscScalar[]),InsertMode,Vec);
337 PETSC_EXTERN PetscErrorCode DMComputeL2Diff(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,Vec,PetscReal *);
338 PETSC_EXTERN PetscErrorCode DMComputeL2GradientDiff(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, const PetscReal [], PetscReal *);
339 PETSC_EXTERN PetscErrorCode DMComputeL2FieldDiff(DM,PetscReal,PetscErrorCode(**)(PetscInt,PetscReal,const PetscReal[],PetscInt,PetscScalar *,void *),void **,Vec,PetscReal *);
340 PETSC_EXTERN PetscErrorCode DMHasBasisTransform(DM,PetscBool*);
341 PETSC_EXTERN PetscErrorCode DMCopyTransform(DM, DM);
342 
343 PETSC_EXTERN PetscErrorCode DMGetNullSpaceConstructor(DM, PetscInt, PetscErrorCode (**)(DM, PetscInt, MatNullSpace *));
344 PETSC_EXTERN PetscErrorCode DMSetNullSpaceConstructor(DM, PetscInt, PetscErrorCode (*)(DM, PetscInt, MatNullSpace *));
345 
346 PETSC_EXTERN PetscErrorCode DMGetCompatibility(DM,DM,PetscBool*,PetscBool*);
347 #endif
348