Actual source code: petscdmplex.h

  1: /*
  2:   DMPlex, for parallel unstructured distributed mesh problems.
  3: */
  4: #if !defined(PETSCDMPLEX_H)
  5: #define PETSCDMPLEX_H

  7: #include <petscsection.h>
  8: #include <petscpartitioner.h>
  9: #include <petscdm.h>
 10: #include <petscdmplextypes.h>
 11: #include <petscdt.h>
 12: #include <petscfe.h>
 13: #include <petscfv.h>
 14: #include <petscsftypes.h>
 15: #include <petscdmfield.h>
 16: #include <petscviewer.h>

 18: PETSC_EXTERN PetscErrorCode PetscPartitionerDMPlexPartition(PetscPartitioner, DM, PetscSection, PetscSection, IS *);

 20: PETSC_EXTERN PetscErrorCode DMPlexBuildFromCellList(DM, PetscInt, PetscInt, PetscInt, const PetscInt[]);
 21: PETSC_EXTERN PetscErrorCode DMPlexBuildFromCellListParallel(DM, PetscInt, PetscInt, PetscInt, PetscInt, const PetscInt[], PetscSF *);
 22: PETSC_EXTERN PetscErrorCode DMPlexBuildCoordinatesFromCellList(DM, PetscInt, const PetscReal[]);
 23: PETSC_EXTERN PetscErrorCode DMPlexBuildCoordinatesFromCellListParallel(DM, PetscInt, PetscSF, const PetscReal[]);

 25: PETSC_EXTERN PetscErrorCode DMPlexCreate(MPI_Comm, DM*);
 26: PETSC_EXTERN PetscErrorCode DMPlexCreateCohesiveSubmesh(DM, PetscBool, const char [], PetscInt, DM *);
 27: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellListPetsc(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const PetscInt[], PetscInt, const PetscReal[], DM*);
 28: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use DMPlexCreateFromCellListPetsc() (since version 3.14)") PetscErrorCode DMPlexCreateFromCellList(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const int[], PetscInt, const double[], DM*);
 29: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellListParallelPetsc(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const PetscInt[], PetscInt, const PetscReal[], PetscSF *, DM *);
 30: PETSC_EXTERN PETSC_DEPRECATED_FUNCTION("Use DMPlexCreateFromCellListParallelPetsc() (since version 3.14)") PetscErrorCode DMPlexCreateFromCellListParallel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const int[], PetscInt, const PetscReal[], PetscSF *, DM *);
 31: PETSC_EXTERN PetscErrorCode DMPlexCreateFromDAG(DM, PetscInt, const PetscInt [], const PetscInt [], const PetscInt [], const PetscInt [], const PetscScalar []);
 32: PETSC_EXTERN PetscErrorCode DMPlexCreateReferenceCell(MPI_Comm, DMPolytopeType, DM *);
 33: PETSC_EXTERN PetscErrorCode DMPlexSetOptionsPrefix(DM, const char []);
 34: PETSC_EXTERN PetscErrorCode DMPlexGetChart(DM, PetscInt *, PetscInt *);
 35: PETSC_EXTERN PetscErrorCode DMPlexSetChart(DM, PetscInt, PetscInt);
 36: PETSC_EXTERN PetscErrorCode DMPlexGetConeSize(DM, PetscInt, PetscInt *);
 37: PETSC_EXTERN PetscErrorCode DMPlexSetConeSize(DM, PetscInt, PetscInt);
 38: PETSC_EXTERN PetscErrorCode DMPlexAddConeSize(DM, PetscInt, PetscInt);
 39: PETSC_EXTERN PetscErrorCode DMPlexGetCone(DM, PetscInt, const PetscInt *[]);
 40: PETSC_EXTERN PetscErrorCode DMPlexGetConeTuple(DM, IS, PetscSection *, IS *);
 41: PETSC_EXTERN PetscErrorCode DMPlexGetConeRecursive(DM, IS, PetscInt *, IS *[], PetscSection *[]);
 42: PETSC_EXTERN PetscErrorCode DMPlexRestoreConeRecursive(DM, IS, PetscInt *, IS *[], PetscSection *[]);
 43: PETSC_EXTERN PetscErrorCode DMPlexGetConeRecursiveVertices(DM, IS, IS *);
 44: PETSC_EXTERN PetscErrorCode DMPlexSetCone(DM, PetscInt, const PetscInt[]);
 45: PETSC_EXTERN PetscErrorCode DMPlexInsertCone(DM, PetscInt, PetscInt, PetscInt);
 46: PETSC_EXTERN PetscErrorCode DMPlexInsertConeOrientation(DM, PetscInt, PetscInt, PetscInt);
 47: PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientation(DM, PetscInt, const PetscInt *[]);
 48: PETSC_EXTERN PetscErrorCode DMPlexSetConeOrientation(DM, PetscInt, const PetscInt[]);
 49: PETSC_EXTERN PetscErrorCode DMPlexGetSupportSize(DM, PetscInt, PetscInt *);
 50: PETSC_EXTERN PetscErrorCode DMPlexSetSupportSize(DM, PetscInt, PetscInt);
 51: PETSC_EXTERN PetscErrorCode DMPlexGetSupport(DM, PetscInt, const PetscInt *[]);
 52: PETSC_EXTERN PetscErrorCode DMPlexSetSupport(DM, PetscInt, const PetscInt[]);
 53: PETSC_EXTERN PetscErrorCode DMPlexInsertSupport(DM, PetscInt, PetscInt, PetscInt);
 54: PETSC_EXTERN PetscErrorCode DMPlexGetConeSection(DM, PetscSection *);
 55: PETSC_EXTERN PetscErrorCode DMPlexGetSupportSection(DM, PetscSection *);
 56: PETSC_EXTERN PetscErrorCode DMPlexGetCones(DM, PetscInt *[]);
 57: PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientations(DM, PetscInt *[]);
 58: PETSC_EXTERN PetscErrorCode DMPlexGetMaxSizes(DM, PetscInt *, PetscInt *);
 59: PETSC_EXTERN PetscErrorCode DMPlexSymmetrize(DM);
 60: PETSC_EXTERN PetscErrorCode DMPlexStratify(DM);
 61: PETSC_EXTERN PetscErrorCode DMPlexEqual(DM,DM,PetscBool*);
 62: PETSC_EXTERN PetscErrorCode DMPlexOrientPoint(DM,PetscInt,PetscInt);
 63: PETSC_EXTERN PetscErrorCode DMPlexOrient(DM);
 64: PETSC_EXTERN PetscErrorCode DMPlexPreallocateOperator(DM, PetscInt, PetscInt[], PetscInt[], PetscInt[], PetscInt[], Mat, PetscBool);
 65: PETSC_EXTERN PetscErrorCode DMPlexGetPointLocal(DM,PetscInt,PetscInt*,PetscInt*);
 66: PETSC_EXTERN PetscErrorCode DMPlexPointLocalRead(DM,PetscInt,const PetscScalar*,void*);
 67: PETSC_EXTERN PetscErrorCode DMPlexPointLocalRef(DM,PetscInt,PetscScalar*,void*);
 68: PETSC_EXTERN PetscErrorCode DMPlexGetPointLocalField(DM,PetscInt,PetscInt,PetscInt*,PetscInt*);
 69: PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRef(DM,PetscInt,PetscInt,PetscScalar*,void*);
 70: PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRead(DM,PetscInt,PetscInt,const PetscScalar*,void*);
 71: PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobal(DM,PetscInt,PetscInt*,PetscInt*);
 72: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRead(DM,PetscInt,const PetscScalar*,const void*);
 73: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRef(DM,PetscInt,PetscScalar*,void*);
 74: PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobalField(DM,PetscInt,PetscInt,PetscInt*,PetscInt*);
 75: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRef(DM,PetscInt,PetscInt,PetscScalar*,void*);
 76: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRead(DM,PetscInt,PetscInt,const PetscScalar*, void*);

 78: /* Topological interpolation */
 79: PETSC_EXTERN const char * const DMPlexInterpolatedFlags[];
 80: /*E
 81:    DMPlexInterpolatedFlag - Describes level of topological interpolatedness.
 82:      It is a local or collective property depending on whether it is returned by DMPlexIsInterpolated() or DMPlexIsInterpolatedCollective().

 84: $  DMPLEX_INTERPOLATED_INVALID - Uninitialized value (internal use only; never returned by DMPlexIsInterpolated() or DMPlexIsInterpolatedCollective())
 85: $  DMPLEX_INTERPOLATED_NONE    - Mesh is not interpolated
 86: $  DMPLEX_INTERPOLATED_PARTIAL - Mesh is partially interpolated. This can e.g. mean DMPlex with cells, faces and vertices but no edges represented, or a mesh with mixed cones (see DMPlexStratify() for an example)
 87: $  DMPLEX_INTERPOLATED_MIXED   - Can be returned only by DMPlexIsInterpolatedCollective(), meaning that DMPlexIsInterpolated() returns different interpolatedness on different ranks
 88: $  DMPLEX_INTERPOLATED_FULL    - Mesh is fully interpolated

 90:    Level: intermediate

 92:    Developer Note:
 93:    Any additions/changes here MUST also be made in include/petsc/finclude/petscdmplex.h and src/dm/f90-mod/petscdmplex.h

 95: .seealso: DMPlexIsInterpolated(), DMPlexIsInterpolatedCollective(), DMPlexInterpolate(), DMPlexUninterpolate()
 96: E*/
 97: typedef enum {
 98:   DMPLEX_INTERPOLATED_INVALID = -1,
 99:   DMPLEX_INTERPOLATED_NONE = 0,
100:   DMPLEX_INTERPOLATED_PARTIAL,
101:   DMPLEX_INTERPOLATED_MIXED,
102:   DMPLEX_INTERPOLATED_FULL
103: } DMPlexInterpolatedFlag;
104: PETSC_EXTERN PetscErrorCode DMPlexInterpolate(DM, DM *);
105: PETSC_EXTERN PetscErrorCode DMPlexUninterpolate(DM, DM *);
106: PETSC_EXTERN PetscErrorCode DMPlexInterpolatePointSF(DM, PetscSF);
107: PETSC_EXTERN PetscErrorCode DMPlexIsInterpolated(DM, DMPlexInterpolatedFlag *);
108: PETSC_EXTERN PetscErrorCode DMPlexIsInterpolatedCollective(DM, DMPlexInterpolatedFlag *);

110: PETSC_EXTERN PetscErrorCode DMPlexFilter(DM, DMLabel, PetscInt, DM *);
111: PETSC_EXTERN PetscErrorCode DMPlexGetCellNumbering(DM, IS *);
112: PETSC_EXTERN PetscErrorCode DMPlexGetVertexNumbering(DM, IS *);
113: PETSC_EXTERN PetscErrorCode DMPlexCreatePointNumbering(DM, IS *);
114: PETSC_EXTERN PetscErrorCode DMPlexCreateRankField(DM, Vec *);
115: PETSC_EXTERN PetscErrorCode DMPlexCreateLabelField(DM, DMLabel, Vec *);

117: PETSC_EXTERN PetscErrorCode DMPlexGetDepth(DM, PetscInt *);
118: PETSC_EXTERN PetscErrorCode DMPlexGetDepthLabel(DM, DMLabel *);
119: PETSC_EXTERN PetscErrorCode DMPlexGetDepthStratum(DM, PetscInt, PetscInt *, PetscInt *);
120: PETSC_EXTERN PetscErrorCode DMPlexGetHeightStratum(DM, PetscInt, PetscInt *, PetscInt *);
121: PETSC_EXTERN PetscErrorCode DMPlexGetPointDepth(DM, PetscInt, PetscInt *);
122: PETSC_EXTERN PetscErrorCode DMPlexGetPointHeight(DM, PetscInt, PetscInt *);
123: PETSC_EXTERN PetscErrorCode DMPlexGetCellTypeLabel(DM, DMLabel *);
124: PETSC_EXTERN PetscErrorCode DMPlexGetCellType(DM, PetscInt, DMPolytopeType *);
125: PETSC_EXTERN PetscErrorCode DMPlexSetCellType(DM, PetscInt, DMPolytopeType);
126: PETSC_EXTERN PetscErrorCode DMPlexComputeCellTypes(DM);
127: PETSC_EXTERN PetscErrorCode DMPlexInvertCell(DMPolytopeType, PetscInt[]);
128: PETSC_EXTERN PetscErrorCode DMPlexReorderCell(DM, PetscInt, PetscInt[]);

130: /* Topological Operations */
131: PETSC_EXTERN PetscErrorCode DMPlexGetMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
132: PETSC_EXTERN PetscErrorCode DMPlexGetFullMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
133: PETSC_EXTERN PetscErrorCode DMPlexRestoreMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
134: PETSC_EXTERN PetscErrorCode DMPlexGetJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
135: PETSC_EXTERN PetscErrorCode DMPlexGetFullJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
136: PETSC_EXTERN PetscErrorCode DMPlexRestoreJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
137: PETSC_EXTERN PetscErrorCode DMPlexGetTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]);
138: PETSC_EXTERN PetscErrorCode DMPlexRestoreTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]);
139: PETSC_EXTERN PetscErrorCode DMPlexGetCompressedClosure(DM, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscSection *, IS *, const PetscInt **);
140: PETSC_EXTERN PetscErrorCode DMPlexRestoreCompressedClosure(DM, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscSection *, IS *, const PetscInt **);

142: /* Mesh Generation */
143: PETSC_EXTERN PetscErrorCode DMPlexGenerate(DM, const char [], PetscBool , DM *);
144: PETSC_EXTERN PetscErrorCode DMPlexGenerateRegister(const char[],PetscErrorCode (*)(DM,PetscBool,DM*),PetscErrorCode (*)(DM,PetscReal*,DM*),PetscErrorCode (*)(DM,DMLabel,DM*),PetscInt);
145: PETSC_EXTERN PetscErrorCode DMPlexGenerateRegisterAll(void);
146: PETSC_EXTERN PetscErrorCode DMPlexGenerateRegisterDestroy(void);
147: PETSC_EXTERN PetscErrorCode DMPlexCopyCoordinates(DM, DM);
148: PETSC_EXTERN PetscErrorCode DMPlexCreateDoublet(MPI_Comm, PetscInt, PetscBool, PetscBool, PetscReal, DM *);
149: PETSC_EXTERN PetscErrorCode DMPlexCreateBoxMesh(MPI_Comm, PetscInt, PetscBool, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, DM *);
150: PETSC_EXTERN PetscErrorCode DMPlexCreateBoxSurfaceMesh(MPI_Comm, PetscInt, const PetscInt[], const PetscReal[], const PetscReal[], PetscBool, DM *);
151: PETSC_EXTERN PetscErrorCode DMPlexCreateSphereMesh(MPI_Comm, PetscInt, PetscBool, PetscReal, DM *);
152: PETSC_EXTERN PetscErrorCode DMPlexCreateBallMesh(MPI_Comm, PetscInt, PetscReal, DM *);
153: PETSC_EXTERN PetscErrorCode DMPlexCreateHexCylinderMesh(MPI_Comm, DMBoundaryType, DM *);
154: PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeCylinderMesh(MPI_Comm, PetscInt, PetscBool, DM *);
155: PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeBoxMesh(MPI_Comm, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, PetscBool, DM *);
156: PETSC_EXTERN PetscErrorCode DMPlexExtrude(DM, PetscInt, PetscReal, PetscBool, const PetscReal[], PetscBool, DM *);
157: PETSC_EXTERN PetscErrorCode DMPlexCreateConeSection(DM, PetscSection *);
158: PETSC_EXTERN PetscErrorCode DMPlexInflateToGeomModel(DM);

160: PETSC_EXTERN PetscErrorCode DMPlexCheckSymmetry(DM);
161: PETSC_EXTERN PetscErrorCode DMPlexCheckSkeleton(DM, PetscInt);
162: PETSC_EXTERN PetscErrorCode DMPlexCheckFaces(DM, PetscInt);
163: PETSC_EXTERN PetscErrorCode DMPlexCheckGeometry(DM);
164: PETSC_EXTERN PetscErrorCode DMPlexCheckPointSF(DM);
165: PETSC_EXTERN PetscErrorCode DMPlexCheckInterfaceCones(DM);
166: PETSC_EXTERN PetscErrorCode DMPlexCheckCellShape(DM, PetscBool, PetscReal);
167: PETSC_EXTERN PetscErrorCode DMPlexComputeOrthogonalQuality(DM, PetscFV, PetscReal, Vec *, DMLabel *);

169: PETSC_EXTERN PetscErrorCode DMPlexTriangleSetOptions(DM, const char *);
170: PETSC_EXTERN PetscErrorCode DMPlexTetgenSetOptions(DM, const char *);

172: PETSC_EXTERN PetscErrorCode DMPlexCreateFromFile(MPI_Comm, const char[], PetscBool, DM *);
173: PETSC_EXTERN PetscErrorCode DMPlexCreateExodus(MPI_Comm, PetscInt, PetscBool, DM *);
174: PETSC_EXTERN PetscErrorCode DMPlexCreateExodusFromFile(MPI_Comm, const char [], PetscBool, DM *);
175: PETSC_EXTERN PetscErrorCode DMPlexCreateCGNS(MPI_Comm, PetscInt, PetscBool, DM *);
176: PETSC_EXTERN PetscErrorCode DMPlexCreateCGNSFromFile(MPI_Comm, const char[], PetscBool, DM *);
177: PETSC_EXTERN PetscErrorCode DMPlexCreateGmsh(MPI_Comm, PetscViewer, PetscBool, DM *);
178: PETSC_EXTERN PetscErrorCode DMPlexCreateGmshFromFile(MPI_Comm, const char [], PetscBool, DM *);
179: PETSC_EXTERN PetscErrorCode DMPlexCreateFluent(MPI_Comm, PetscViewer, PetscBool, DM *);
180: PETSC_EXTERN PetscErrorCode DMPlexCreateFluentFromFile(MPI_Comm, const char [], PetscBool, DM *);
181: PETSC_EXTERN PetscErrorCode DMPlexCreateMedFromFile(MPI_Comm, const char [], PetscBool, DM *);
182: PETSC_EXTERN PetscErrorCode DMPlexCreatePLYFromFile(MPI_Comm, const char [], PetscBool, DM *);
183: PETSC_EXTERN PetscErrorCode DMPlexCreateEGADSFromFile(MPI_Comm, const char [], DM *);
184: PETSC_EXTERN PetscErrorCode DMPlexCreateEGADSLiteFromFile(MPI_Comm, const char [], DM *);

186: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIOpen(MPI_Comm comm, const char name[], PetscFileMode type, PetscViewer *exo);
187: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetId(PetscViewer, int *);
188: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetOrder(PetscViewer,PetscInt);
189: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetOrder(PetscViewer,PetscInt*);

191: /* Mesh Partitioning and Distribution */
192: PETSC_EXTERN PetscErrorCode DMPlexCreateNeighborCSR(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **);
193: PETSC_EXTERN PetscErrorCode DMPlexGetPartitioner(DM, PetscPartitioner *);
194: PETSC_EXTERN PetscErrorCode DMPlexSetPartitioner(DM, PetscPartitioner);
195: PETSC_EXTERN PetscErrorCode DMPlexCreatePartitionerGraph(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **, IS *);
196: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelInvert(DM, DMLabel, PetscSF, DMLabel);
197: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelClosure(DM, DMLabel);
198: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelAdjacency(DM, DMLabel);
199: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelPropagate(DM, DMLabel);
200: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelCreateSF(DM, DMLabel, PetscSF *);
201: PETSC_EXTERN PetscErrorCode DMPlexSetPartitionBalance(DM, PetscBool);
202: PETSC_EXTERN PetscErrorCode DMPlexGetPartitionBalance(DM, PetscBool *);
203: PETSC_EXTERN PetscErrorCode DMPlexIsDistributed(DM, PetscBool *);
204: PETSC_EXTERN PetscErrorCode DMPlexDistribute(DM, PetscInt, PetscSF*, DM*);
205: PETSC_EXTERN PetscErrorCode DMPlexDistributeOverlap(DM, PetscInt, PetscSF *, DM *);
206: PETSC_EXTERN PetscErrorCode DMPlexGetOverlap(DM, PetscInt *);
207: PETSC_EXTERN PetscErrorCode DMPlexDistributeField(DM,PetscSF,PetscSection,Vec,PetscSection,Vec);
208: PETSC_EXTERN PetscErrorCode DMPlexDistributeFieldIS(DM, PetscSF, PetscSection, IS, PetscSection, IS *);
209: PETSC_EXTERN PetscErrorCode DMPlexDistributeData(DM,PetscSF,PetscSection,MPI_Datatype,void*,PetscSection,void**);
210: PETSC_EXTERN PetscErrorCode DMPlexRebalanceSharedPoints(DM, PetscInt, PetscBool, PetscBool, PetscBool*);
211: PETSC_EXTERN PetscErrorCode DMPlexMigrate(DM, PetscSF, DM);
212: PETSC_EXTERN PetscErrorCode DMPlexGetGatherDM(DM, PetscSF*, DM*);
213: PETSC_EXTERN PetscErrorCode DMPlexGetRedundantDM(DM, PetscSF*, DM*);
214: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUser(DM, PetscErrorCode (*)(DM,PetscInt,PetscInt*,PetscInt[],void*),void*);
215: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUser(DM, PetscErrorCode (**)(DM,PetscInt,PetscInt*,PetscInt[],void*),void**);
216: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseAnchors(DM,PetscBool);
217: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseAnchors(DM,PetscBool*);
218: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacency(DM, PetscInt, PetscInt *, PetscInt *[]);
219: PETSC_EXTERN PetscErrorCode DMPlexSetMigrationSF(DM, PetscSF);
220: PETSC_EXTERN PetscErrorCode DMPlexGetMigrationSF(DM, PetscSF *);

222: PETSC_EXTERN PetscErrorCode DMPlexGetOrdering(DM, MatOrderingType, DMLabel, IS *);
223: PETSC_EXTERN PetscErrorCode DMPlexPermute(DM, IS, DM *);

225: PETSC_EXTERN PetscErrorCode DMPlexCreateProcessSF(DM, PetscSF, IS *, PetscSF *);
226: PETSC_EXTERN PetscErrorCode DMPlexCreateTwoSidedProcessSF(DM, PetscSF, PetscSection, IS, PetscSection, IS, IS *, PetscSF *);
227: PETSC_EXTERN PetscErrorCode DMPlexDistributeOwnership(DM, PetscSection, IS *, PetscSection, IS *);
228: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapLabel(DM, PetscInt, PetscSection, IS, PetscSection, IS, DMLabel *);
229: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapMigrationSF(DM, PetscSF, PetscSF *);
230: PETSC_EXTERN PetscErrorCode DMPlexStratifyMigrationSF(DM, PetscSF, PetscSF *);

232: /* Submesh Support */
233: PETSC_EXTERN PetscErrorCode DMPlexCreateSubmesh(DM, DMLabel, PetscInt, PetscBool, DM*);
234: PETSC_EXTERN PetscErrorCode DMPlexCreateHybridMesh(DM, DMLabel, DMLabel, DMLabel *, DMLabel *, DM *, DM *);
235: PETSC_EXTERN PetscErrorCode DMPlexGetSubpointMap(DM, DMLabel*);
236: PETSC_EXTERN PetscErrorCode DMPlexSetSubpointMap(DM, DMLabel);
237: PETSC_EXTERN PetscErrorCode DMPlexGetSubpointIS(DM, IS *);

239: PETSC_EXTERN PetscErrorCode DMGetEnclosureRelation(DM, DM, DMEnclosureType *);
240: PETSC_EXTERN PetscErrorCode DMGetEnclosurePoint(DM, DM, DMEnclosureType, PetscInt, PetscInt *);

242: PETSC_EXTERN PetscErrorCode DMPlexLabelComplete(DM, DMLabel);
243: PETSC_EXTERN PetscErrorCode DMPlexLabelCohesiveComplete(DM, DMLabel, DMLabel, PetscBool, DM);
244: PETSC_EXTERN PetscErrorCode DMPlexLabelAddCells(DM, DMLabel);
245: PETSC_EXTERN PetscErrorCode DMPlexLabelAddFaceCells(DM, DMLabel);
246: PETSC_EXTERN PetscErrorCode DMPlexLabelClearCells(DM, DMLabel);

248: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementLimit(DM, PetscReal *);
249: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementLimit(DM, PetscReal);
250: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementUniform(DM, PetscBool *);
251: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementUniform(DM, PetscBool);
252: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementFunction(DM, PetscErrorCode (**)(const PetscReal [], PetscReal *));
253: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementFunction(DM, PetscErrorCode (*)(const PetscReal [], PetscReal *));
254: PETSC_EXTERN PetscErrorCode DMPlexCreateCoarsePointIS(DM, IS *);
255: PETSC_EXTERN PetscErrorCode DMPlexGetRegularRefinement(DM, PetscBool *);
256: PETSC_EXTERN PetscErrorCode DMPlexSetRegularRefinement(DM, PetscBool);

258: /* Support for cell-vertex meshes */
259: PETSC_EXTERN PetscErrorCode DMPlexGetNumFaceVertices(DM, PetscInt, PetscInt, PetscInt *);
260: PETSC_EXTERN PetscErrorCode DMPlexGetOrientedFace(DM, PetscInt, PetscInt, const PetscInt [], PetscInt, PetscInt [], PetscInt [], PetscInt [], PetscBool *);

262: /* Geometry Support */
263: PETSC_EXTERN PetscErrorCode DMPlexGetMinRadius(DM, PetscReal *);
264: PETSC_EXTERN PetscErrorCode DMPlexSetMinRadius(DM, PetscReal);
265: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection2Dto1D(PetscScalar[], PetscReal[]);
266: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto1D(PetscScalar[], PetscReal[]);
267: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto2D(PetscInt, PetscScalar[], PetscReal[]);

269: /* Point Location */
270: typedef struct _PetscGridHash *PetscGridHash;
271: PETSC_EXTERN PetscErrorCode PetscGridHashCreate(MPI_Comm, PetscInt, const PetscScalar[], PetscGridHash *);
272: PETSC_EXTERN PetscErrorCode PetscGridHashEnlarge(PetscGridHash, const PetscScalar []);
273: PETSC_EXTERN PetscErrorCode PetscGridHashSetGrid(PetscGridHash, const PetscInt [], const PetscReal []);
274: PETSC_EXTERN PetscErrorCode PetscGridHashGetEnclosingBox(PetscGridHash, PetscInt, const PetscScalar [], PetscInt [], PetscInt []);
275: PETSC_EXTERN PetscErrorCode PetscGridHashDestroy(PetscGridHash *);
276: PETSC_EXTERN PetscErrorCode DMPlexFindVertices(DM, PetscInt, const PetscReal [], PetscReal, PetscInt []);

278: /* FVM Support */
279: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFVM(DM, PetscInt, PetscReal *, PetscReal [], PetscReal []);
280: PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFVM(DM, Vec *, Vec *);
281: PETSC_EXTERN PetscErrorCode DMPlexComputeGradientFVM(DM, PetscFV, Vec, Vec, DM *);
282: PETSC_EXTERN PetscErrorCode DMPlexGetDataFVM(DM, PetscFV, Vec *, Vec *, DM *);

284: /* FEM Support */
285: PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFEM(DM, Vec *);
286: PETSC_EXTERN PetscErrorCode DMPlexGetGeometryFVM(DM,Vec*,Vec*,PetscReal*);
287: PETSC_EXTERN PetscErrorCode DMPlexGetGradientDM(DM,PetscFV,DM*);
288: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValues(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec);
289: PETSC_EXTERN PetscErrorCode DMPlexInsertTimeDerivativeBoundaryValues(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec);
290: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssential(DM, PetscReal, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[],
291:                                                                 PetscErrorCode (*)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void *, Vec);
292: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssentialField(DM, PetscReal, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [],
293:                                                                      void (*)(PetscInt, PetscInt, PetscInt,
294:                                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
295:                                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
296:                                                                               PetscReal, const PetscReal[], PetscInt, const PetscScalar[],
297:                                                                               PetscScalar[]),
298:                                                                      void *, Vec);
299: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssentialBdField(DM, PetscReal, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [],
300:                                                                        void (*)(PetscInt, PetscInt, PetscInt,
301:                                                                                 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
302:                                                                                 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
303:                                                                                 PetscReal, const PetscReal[], const PetscReal[], PetscInt, const PetscScalar[],
304:                                                                                 PetscScalar[]),
305:                                                                        void *, Vec);
306: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesRiemann(DM, PetscReal, Vec, Vec, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [],
307:                                                               PetscErrorCode (*)(PetscReal,const PetscReal*,const PetscReal*,const PetscScalar*,PetscScalar*,void*), void *, Vec);
308: PETSC_EXTERN PetscErrorCode DMPlexMarkBoundaryFaces(DM, PetscInt, DMLabel);

310: PETSC_EXTERN PetscErrorCode DMPlexCreateSection(DM, DMLabel [], const PetscInt [], const PetscInt [], PetscInt, const PetscInt [], const IS [], const IS [], IS, PetscSection *);
311: PETSC_EXTERN PetscErrorCode DMPlexGetSubdomainSection(DM, PetscSection*);

313: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryAffineFEM(DM, PetscInt, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
314: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFEM(DM, PetscInt, PetscQuadrature, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
315: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesToReference(DM, PetscInt, PetscInt, const PetscReal [], PetscReal[]);
316: PETSC_EXTERN PetscErrorCode DMPlexReferenceToCoordinates(DM, PetscInt, PetscInt, const PetscReal [], PetscReal[]);
317: PETSC_EXTERN PetscErrorCode DMPlexShearGeometry(DM, DMDirection, PetscReal[]);
318: PETSC_EXTERN PetscErrorCode DMPlexRemapGeometry(DM, PetscReal,
319:                                                 void (*)(PetscInt, PetscInt, PetscInt,
320:                                                          const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
321:                                                          const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
322:                                                          PetscReal, const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]));

324: PETSC_EXTERN PetscErrorCode DMPlexVecGetClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]);
325: PETSC_EXTERN PetscErrorCode DMPlexVecRestoreClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]);
326: PETSC_EXTERN PetscErrorCode DMPlexVecSetClosure(DM, PetscSection, Vec, PetscInt, const PetscScalar[], InsertMode);
327: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosure(DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
328: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosureGeneral(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
329: PETSC_EXTERN PetscErrorCode DMPlexGetClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscBool, PetscInt *, PetscInt *[], PetscInt *, PetscScalar *[]);
330: PETSC_EXTERN PetscErrorCode DMPlexRestoreClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscBool, PetscInt *, PetscInt *[], PetscInt *, PetscScalar *[]);
331: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosureRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
332: PETSC_EXTERN PetscErrorCode DMPlexMatGetClosureIndicesRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, PetscInt, PetscInt[], PetscInt[]);
333: PETSC_EXTERN PetscErrorCode DMPlexCreateClosureIndex(DM, PetscSection);
334: PETSC_EXTERN PetscErrorCode DMPlexSetClosurePermutationTensor(DM, PetscInt, PetscSection);

336: PETSC_EXTERN PetscErrorCode DMPlexConstructGhostCells(DM, const char [], PetscInt *, DM *);
337: PETSC_EXTERN PetscErrorCode DMPlexConstructCohesiveCells(DM, DMLabel, DMLabel, DM *);

339: PETSC_EXTERN PetscErrorCode DMPlexGetVTKCellHeight(DM, PetscInt *);
340: PETSC_EXTERN PetscErrorCode DMPlexSetVTKCellHeight(DM, PetscInt);
341: PETSC_EXTERN PetscErrorCode DMPlexVTKWriteAll(PetscObject, PetscViewer);
342: PETSC_EXTERN PetscErrorCode DMPlexGetGhostCellStratum(DM, PetscInt *, PetscInt *);
343: PETSC_EXTERN PetscErrorCode DMPlexGetSimplexOrBoxCells(DM, PetscInt, PetscInt *, PetscInt *);
344: PETSC_EXTERN PetscErrorCode DMPlexIsSimplex(DM, PetscBool *);

346: PETSC_EXTERN PetscErrorCode DMPlexGetCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **);
347: PETSC_EXTERN PetscErrorCode DMPlexRestoreCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **);
348: PETSC_EXTERN PetscErrorCode DMPlexGetFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **);
349: PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **);
350: PETSC_EXTERN PetscErrorCode DMPlexGetFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **);
351: PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **);

353: PETSC_EXTERN PetscErrorCode DMPlexGetScale(DM, PetscUnit, PetscReal *);
354: PETSC_EXTERN PetscErrorCode DMPlexSetScale(DM, PetscUnit, PetscReal);

356: typedef struct {
357:   DM    dm;
358:   Vec   u; /* The base vector for the Jacobian action J(u) x */
359:   Mat   J; /* Preconditioner for testing */
360:   void *user;
361: } JacActionCtx;

363: PETSC_EXTERN PetscErrorCode DMPlexSetMaxProjectionHeight(DM, PetscInt);
364: PETSC_EXTERN PetscErrorCode DMPlexGetMaxProjectionHeight(DM, PetscInt*);
365: PETSC_EXTERN PetscErrorCode DMPlexGetActivePoint(DM, PetscInt*);
366: PETSC_EXTERN PetscErrorCode DMPlexSetActivePoint(DM, PetscInt);
367: PETSC_EXTERN PetscErrorCode DMPlexProjectFieldLocal(DM, Vec,
368:                                                     void (**)(PetscInt, PetscInt, PetscInt,
369:                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
370:                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
371:                                                               PetscReal, const PetscReal [], PetscScalar []), InsertMode, Vec);
372: PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffLocal(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal *);
373: PETSC_EXTERN PetscErrorCode DMPlexComputeL2FieldDiff(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal[]);
374: PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffVec(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, Vec);
375: PETSC_EXTERN PetscErrorCode DMPlexComputeCellwiseIntegralFEM(DM, Vec, Vec, void *);
376: PETSC_EXTERN PetscErrorCode DMPlexComputeIntegralFEM(DM, Vec, PetscScalar *, void *);
377: PETSC_EXTERN PetscErrorCode DMPlexComputeBdIntegral(DM, Vec, DMLabel, PetscInt, const PetscInt[],
378:                                                     void (*)(PetscInt, PetscInt, PetscInt,
379:                                                              const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
380:                                                              const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
381:                                                              PetscReal, const PetscReal[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]),
382:                                                     PetscScalar *, void *);
383: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorNested(DM, DM, PetscBool, Mat, void *);
384: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorGeneral(DM, DM, Mat, void *);
385: PETSC_EXTERN PetscErrorCode DMPlexComputeGradientClementInterpolant(DM, Vec, Vec);
386: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorFEM(DM, DM, VecScatter *, void *);
387: PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixNested(DM, DM, Mat, void *);
388: PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixGeneral(DM, DM, Mat, void *);

390: PETSC_EXTERN PetscErrorCode DMPlexCreateRigidBody(DM, PetscInt, MatNullSpace *);
391: PETSC_EXTERN PetscErrorCode DMPlexCreateRigidBodies(DM, PetscInt, DMLabel, const PetscInt[], const PetscInt[], MatNullSpace *);

393: PETSC_EXTERN PetscErrorCode DMPlexSetSNESLocalFEM(DM,void *,void *,void *);
394: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeBoundaryFEM(DM, Vec, void *);
395: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeResidualFEM(DM, Vec, Vec, void *);
396: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeJacobianFEM(DM, Vec, Mat, Mat, void *);
397: PETSC_EXTERN PetscErrorCode DMPlexComputeBdResidualSingle(DM, PetscReal, PetscWeakForm, PetscFormKey, Vec, Vec, Vec);
398: PETSC_EXTERN PetscErrorCode DMPlexComputeBdJacobianSingle(DM, PetscReal, PetscWeakForm, DMLabel, PetscInt, const PetscInt[], PetscInt, Vec, Vec, PetscReal, Mat, Mat);

400: PETSC_EXTERN PetscErrorCode DMPlexTSComputeBoundary(DM, PetscReal, Vec, Vec, void *);
401: PETSC_EXTERN PetscErrorCode DMPlexTSComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *);
402: PETSC_EXTERN PetscErrorCode DMPlexTSComputeIFunctionFEM(DM, PetscReal, Vec, Vec, Vec, void *);
403: PETSC_EXTERN PetscErrorCode DMPlexTSComputeIJacobianFEM(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *);

405: PETSC_EXTERN PetscErrorCode DMPlexComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *);
406: PETSC_EXTERN PetscErrorCode DMPlexReconstructGradientsFVM(DM,Vec,Vec);

408: /* anchors */
409: PETSC_EXTERN PetscErrorCode DMPlexGetAnchors(DM, PetscSection*, IS*);
410: PETSC_EXTERN PetscErrorCode DMPlexSetAnchors(DM, PetscSection, IS);
411: /* tree */
412: PETSC_EXTERN PetscErrorCode DMPlexSetReferenceTree(DM, DM);
413: PETSC_EXTERN PetscErrorCode DMPlexGetReferenceTree(DM, DM*);
414: PETSC_EXTERN PetscErrorCode DMPlexReferenceTreeGetChildSymmetry(DM, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt *, PetscInt *);
415: PETSC_EXTERN PetscErrorCode DMPlexCreateDefaultReferenceTree(MPI_Comm, PetscInt, PetscBool, DM*);
416: PETSC_EXTERN PetscErrorCode DMPlexSetTree(DM, PetscSection, PetscInt [], PetscInt []);
417: PETSC_EXTERN PetscErrorCode DMPlexGetTree(DM, PetscSection *, PetscInt *[], PetscInt *[], PetscSection *, PetscInt *[]);
418: PETSC_EXTERN PetscErrorCode DMPlexGetTreeParent(DM, PetscInt, PetscInt *, PetscInt *);
419: PETSC_EXTERN PetscErrorCode DMPlexGetTreeChildren(DM, PetscInt, PetscInt *, const PetscInt *[]);
420: PETSC_EXTERN PetscErrorCode DMPlexTreeRefineCell(DM, PetscInt, DM *);
421: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorReferenceTree(DM, Mat *);
422: PETSC_EXTERN PetscErrorCode DMPlexTransferVecTree(DM,Vec,DM,Vec,PetscSF,PetscSF,PetscInt *,PetscInt *,PetscBool,PetscReal);

424: PETSC_EXTERN PetscErrorCode DMPlexMonitorThroughput(DM, void *);

426: /* natural order */
427: PETSC_EXTERN PetscErrorCode DMPlexCreateGlobalToNaturalSF(DM, PetscSection, PetscSF, PetscSF *);
428: PETSC_EXTERN PetscErrorCode DMPlexSetGlobalToNaturalSF(DM, PetscSF);
429: PETSC_EXTERN PetscErrorCode DMPlexGetGlobalToNaturalSF(DM, PetscSF *);
430: PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalBegin(DM, Vec, Vec);
431: PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalEnd(DM, Vec, Vec);
432: PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalBegin(DM, Vec, Vec);
433: PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalEnd(DM, Vec, Vec);

435: /* mesh adaptation */
436: PETSC_EXTERN PetscErrorCode DMPlexAdapt(DM, Vec, const char [], DM *);
437: PETSC_EXTERN PetscErrorCode DMPlexSnapToGeomModel(DM, PetscInt, const PetscScalar[], PetscScalar[]);

439: PETSC_EXTERN PetscErrorCode DMPlexGlobalToLocalBasis(DM, Vec);
440: PETSC_EXTERN PetscErrorCode DMPlexLocalToGlobalBasis(DM, Vec);
441: PETSC_EXTERN PetscErrorCode DMPlexCreateBasisRotation(DM, PetscReal, PetscReal, PetscReal);

443: PETSC_EXTERN PetscErrorCode DMPlexTopologyView(DM, PetscViewer);
444: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesView(DM, PetscViewer);
445: PETSC_EXTERN PetscErrorCode DMPlexLabelsView(DM, PetscViewer);
446: PETSC_EXTERN PetscErrorCode DMPlexSectionView(DM,PetscViewer,DM);
447: PETSC_EXTERN PetscErrorCode DMPlexGlobalVectorView(DM,PetscViewer,DM,Vec);
448: PETSC_EXTERN PetscErrorCode DMPlexLocalVectorView(DM,PetscViewer,DM,Vec);

450: PETSC_EXTERN PetscErrorCode DMPlexTopologyLoad(DM, PetscViewer, PetscSF*);
451: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesLoad(DM, PetscViewer);
452: PETSC_EXTERN PetscErrorCode DMPlexLabelsLoad(DM, PetscViewer);
453: PETSC_EXTERN PetscErrorCode DMPlexSectionLoad(DM,PetscViewer,DM,PetscSF,PetscSF*,PetscSF*);
454: PETSC_EXTERN PetscErrorCode DMPlexGlobalVectorLoad(DM,PetscViewer,DM,PetscSF,Vec);
455: PETSC_EXTERN PetscErrorCode DMPlexLocalVectorLoad(DM,PetscViewer,DM,PetscSF,Vec);

457: typedef struct {
458:   PetscBool isotropic;                    /* Is the metric isotropic? */
459:   PetscBool restrictAnisotropyFirst;      /* Should anisotropy or normalization come first? */
460:   PetscReal h_min, h_max;                 /* Minimum/maximum tolerated metric magnitudes */
461:   PetscReal a_max;                        /* Maximum tolerated anisotropy */
462:   PetscReal targetComplexity;             /* Target metric complexity */
463:   PetscReal p;                            /* Degree for L-p normalization methods */
464: } DMPlexMetricCtx;

466: PETSC_EXTERN PetscErrorCode DMPlexMetricCreate(DM, PetscInt, Vec *);
467: PETSC_EXTERN PetscErrorCode DMPlexMetricCreateUniform(DM, PetscInt, PetscReal, Vec *);
468: PETSC_EXTERN PetscErrorCode DMPlexMetricCreateIsotropic(DM, PetscInt, Vec, Vec *);
469: PETSC_EXTERN PetscErrorCode DMPlexMetricEnforceSPD(DM, PetscBool, Vec);
470: PETSC_EXTERN PetscErrorCode DMPlexMetricNormalize(DM, Vec, PetscBool, Vec *);
471: PETSC_EXTERN PetscErrorCode DMPlexMetricAverage(DM, PetscInt, PetscReal[], Vec[], Vec *);
472: PETSC_EXTERN PetscErrorCode DMPlexMetricAverage2(DM, Vec, Vec, Vec *);
473: PETSC_EXTERN PetscErrorCode DMPlexMetricAverage3(DM, Vec, Vec, Vec, Vec *);
474: PETSC_EXTERN PetscErrorCode DMPlexMetricIntersection(DM, PetscInt, Vec[], Vec *);
475: PETSC_EXTERN PetscErrorCode DMPlexMetricIntersection2(DM, Vec, Vec, Vec *);
476: PETSC_EXTERN PetscErrorCode DMPlexMetricIntersection3(DM, Vec, Vec, Vec, Vec *);

478: #endif