Actual source code: petscdmplex.h
petsc-3.12.4 2020-02-04
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      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 <petscdm.h>
      9:  #include <petscdmplextypes.h>
     10:  #include <petscdt.h>
     11:  #include <petscfe.h>
     12:  #include <petscfv.h>
     13:  #include <petscsftypes.h>
     14:  #include <petscdmfield.h>

     16: PETSC_EXTERN PetscClassId PETSCPARTITIONER_CLASSID;

     18: /*J
     19:   PetscPartitionerType - String with the name of a PETSc graph partitioner

     21:   Level: beginner

     23: .seealso: PetscPartitionerSetType(), PetscPartitioner
     24: J*/
     25: typedef const char *PetscPartitionerType;
     26: #define PETSCPARTITIONERCHACO    "chaco"
     27: #define PETSCPARTITIONERPARMETIS "parmetis"
     28: #define PETSCPARTITIONERPTSCOTCH "ptscotch"
     29: #define PETSCPARTITIONERSHELL    "shell"
     30: #define PETSCPARTITIONERSIMPLE   "simple"
     31: #define PETSCPARTITIONERGATHER   "gather"
     32: #define PETSCPARTITIONERMATPARTITIONING "matpartitioning"

     34: PETSC_EXTERN PetscFunctionList PetscPartitionerList;
     35: PETSC_EXTERN PetscErrorCode PetscPartitionerCreate(MPI_Comm, PetscPartitioner *);
     36: PETSC_EXTERN PetscErrorCode PetscPartitionerDestroy(PetscPartitioner *);
     37: PETSC_EXTERN PetscErrorCode PetscPartitionerSetType(PetscPartitioner, PetscPartitionerType);
     38: PETSC_EXTERN PetscErrorCode PetscPartitionerGetType(PetscPartitioner, PetscPartitionerType *);
     39: PETSC_EXTERN PetscErrorCode PetscPartitionerSetUp(PetscPartitioner);
     40: PETSC_EXTERN PetscErrorCode PetscPartitionerSetFromOptions(PetscPartitioner);
     41: PETSC_STATIC_INLINE PetscErrorCode PetscPartitionerViewFromOptions(PetscPartitioner A,PetscObject B,const char name[]) {return PetscObjectViewFromOptions((PetscObject)A,B,name);}
     42: PETSC_EXTERN PetscErrorCode PetscPartitionerView(PetscPartitioner, PetscViewer);
     43: PETSC_EXTERN PetscErrorCode PetscPartitionerRegister(const char [], PetscErrorCode (*)(PetscPartitioner));
     44: PETSC_EXTERN PetscErrorCode PetscPartitionerRegisterDestroy(void);

     46: PETSC_EXTERN PetscErrorCode PetscPartitionerPartition(PetscPartitioner, DM, PetscSection, IS *);

     48: PETSC_EXTERN PetscErrorCode PetscPartitionerShellSetPartition(PetscPartitioner, PetscInt, const PetscInt[], const PetscInt[]);
     49: PETSC_EXTERN PetscErrorCode PetscPartitionerShellSetRandom(PetscPartitioner, PetscBool);
     50: PETSC_EXTERN PetscErrorCode PetscPartitionerShellGetRandom(PetscPartitioner, PetscBool *);

     52: PETSC_EXTERN PetscErrorCode PetscPartitionerMatPartitioningGetMatPartitioning(PetscPartitioner part, MatPartitioning *mp);

     54: PETSC_EXTERN PetscErrorCode DMPlexCreate(MPI_Comm, DM*);
     55: PETSC_EXTERN PetscErrorCode DMPlexCreateCohesiveSubmesh(DM, PetscBool, const char [], PetscInt, DM *);
     56: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellList(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const int[], PetscInt, const double[], DM*);
     57: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellListParallel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const int[], PetscInt, const PetscReal[], PetscSF *, DM *);
     58: PETSC_EXTERN PetscErrorCode DMPlexCreateFromDAG(DM, PetscInt, const PetscInt [], const PetscInt [], const PetscInt [], const PetscInt [], const PetscScalar []);
     59: PETSC_EXTERN PetscErrorCode DMPlexCreateReferenceCell(MPI_Comm, PetscInt, PetscBool, DM*);
     60: PETSC_EXTERN PetscErrorCode DMPlexSetOptionsPrefix(DM, const char []);
     61: PETSC_EXTERN PetscErrorCode DMPlexGetChart(DM, PetscInt *, PetscInt *);
     62: PETSC_EXTERN PetscErrorCode DMPlexSetChart(DM, PetscInt, PetscInt);
     63: PETSC_EXTERN PetscErrorCode DMPlexGetConeSize(DM, PetscInt, PetscInt *);
     64: PETSC_EXTERN PetscErrorCode DMPlexSetConeSize(DM, PetscInt, PetscInt);
     65: PETSC_EXTERN PetscErrorCode DMPlexAddConeSize(DM, PetscInt, PetscInt);
     66: PETSC_EXTERN PetscErrorCode DMPlexGetCone(DM, PetscInt, const PetscInt *[]);
     67: PETSC_EXTERN PetscErrorCode DMPlexGetConeTuple(DM, IS, PetscSection *, IS *);
     68: PETSC_EXTERN PetscErrorCode DMPlexGetConeRecursive(DM, IS, PetscInt *, IS *[], PetscSection *[]);
     69: PETSC_EXTERN PetscErrorCode DMPlexRestoreConeRecursive(DM, IS, PetscInt *, IS *[], PetscSection *[]);
     70: PETSC_EXTERN PetscErrorCode DMPlexGetConeRecursiveVertices(DM, IS, IS *);
     71: PETSC_EXTERN PetscErrorCode DMPlexSetCone(DM, PetscInt, const PetscInt[]);
     72: PETSC_EXTERN PetscErrorCode DMPlexInsertCone(DM, PetscInt, PetscInt, PetscInt);
     73: PETSC_EXTERN PetscErrorCode DMPlexInsertConeOrientation(DM, PetscInt, PetscInt, PetscInt);
     74: PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientation(DM, PetscInt, const PetscInt *[]);
     75: PETSC_EXTERN PetscErrorCode DMPlexSetConeOrientation(DM, PetscInt, const PetscInt[]);
     76: PETSC_EXTERN PetscErrorCode DMPlexGetSupportSize(DM, PetscInt, PetscInt *);
     77: PETSC_EXTERN PetscErrorCode DMPlexSetSupportSize(DM, PetscInt, PetscInt);
     78: PETSC_EXTERN PetscErrorCode DMPlexGetSupport(DM, PetscInt, const PetscInt *[]);
     79: PETSC_EXTERN PetscErrorCode DMPlexSetSupport(DM, PetscInt, const PetscInt[]);
     80: PETSC_EXTERN PetscErrorCode DMPlexInsertSupport(DM, PetscInt, PetscInt, PetscInt);
     81: PETSC_EXTERN PetscErrorCode DMPlexGetConeSection(DM, PetscSection *);
     82: PETSC_EXTERN PetscErrorCode DMPlexGetSupportSection(DM, PetscSection *);
     83: PETSC_EXTERN PetscErrorCode DMPlexGetCones(DM, PetscInt *[]);
     84: PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientations(DM, PetscInt *[]);
     85: PETSC_EXTERN PetscErrorCode DMPlexGetMaxSizes(DM, PetscInt *, PetscInt *);
     86: PETSC_EXTERN PetscErrorCode DMPlexSymmetrize(DM);
     87: PETSC_EXTERN PetscErrorCode DMPlexStratify(DM);
     88: PETSC_EXTERN PetscErrorCode DMPlexEqual(DM,DM,PetscBool*);
     89: PETSC_EXTERN PetscErrorCode DMPlexReverseCell(DM, PetscInt);
     90: PETSC_EXTERN PetscErrorCode DMPlexOrientCell(DM,PetscInt,PetscInt,const PetscInt[]);
     91: PETSC_EXTERN PetscErrorCode DMPlexOrient(DM);
     92: PETSC_EXTERN PetscErrorCode DMPlexInterpolate(DM, DM *);
     93: PETSC_EXTERN PetscErrorCode DMPlexUninterpolate(DM, DM *);
     94: PETSC_EXTERN PetscErrorCode DMPlexInterpolatePointSF(DM, PetscSF);
     95: PETSC_EXTERN PetscErrorCode DMPlexPreallocateOperator(DM, PetscInt, PetscInt[], PetscInt[], PetscInt[], PetscInt[], Mat, PetscBool);
     96: PETSC_EXTERN PetscErrorCode DMPlexGetPointLocal(DM,PetscInt,PetscInt*,PetscInt*);
     97: PETSC_EXTERN PetscErrorCode DMPlexPointLocalRead(DM,PetscInt,const PetscScalar*,void*);
     98: PETSC_EXTERN PetscErrorCode DMPlexPointLocalRef(DM,PetscInt,PetscScalar*,void*);
     99: PETSC_EXTERN PetscErrorCode DMPlexGetPointLocalField(DM,PetscInt,PetscInt,PetscInt*,PetscInt*);
    100: PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRef(DM,PetscInt,PetscInt,PetscScalar*,void*);
    101: PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRead(DM,PetscInt,PetscInt,const PetscScalar*,void*);
    102: PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobal(DM,PetscInt,PetscInt*,PetscInt*);
    103: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRead(DM,PetscInt,const PetscScalar*,const void*);
    104: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRef(DM,PetscInt,PetscScalar*,void*);
    105: PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobalField(DM,PetscInt,PetscInt,PetscInt*,PetscInt*);
    106: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRef(DM,PetscInt,PetscInt,PetscScalar*,void*);
    107: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRead(DM,PetscInt,PetscInt,const PetscScalar*, void*);

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

    116: PETSC_EXTERN PetscErrorCode DMPlexGetDepth(DM, PetscInt *);
    117: PETSC_EXTERN PetscErrorCode DMPlexGetDepthLabel(DM, DMLabel *);
    118: PETSC_EXTERN PetscErrorCode DMPlexGetDepthStratum(DM, PetscInt, PetscInt *, PetscInt *);
    119: PETSC_EXTERN PetscErrorCode DMPlexGetHeightStratum(DM, PetscInt, PetscInt *, PetscInt *);

    121: /* Topological Operations */
    122: PETSC_EXTERN PetscErrorCode DMPlexGetMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
    123: PETSC_EXTERN PetscErrorCode DMPlexGetFullMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
    124: PETSC_EXTERN PetscErrorCode DMPlexRestoreMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
    125: PETSC_EXTERN PetscErrorCode DMPlexGetJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
    126: PETSC_EXTERN PetscErrorCode DMPlexGetFullJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
    127: PETSC_EXTERN PetscErrorCode DMPlexRestoreJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **);
    128: PETSC_EXTERN PetscErrorCode DMPlexGetTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]);
    129: PETSC_EXTERN PetscErrorCode DMPlexRestoreTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]);

    131: /* Mesh Generation */
    132: PETSC_EXTERN PetscErrorCode DMPlexGenerate(DM, const char [], PetscBool , DM *);
    133: PETSC_EXTERN PetscErrorCode DMPlexGenerateRegister(const char[],PetscErrorCode (*)(DM,PetscBool,DM*),PetscErrorCode (*)(DM,double*,DM*),PetscInt);
    134: PETSC_EXTERN PetscErrorCode DMPlexGenerateRegisterAll(void);
    135: PETSC_EXTERN PetscErrorCode DMPlexGenerateRegisterDestroy(void);
    136: PETSC_EXTERN PetscErrorCode DMPlexCopyCoordinates(DM, DM);
    137: PETSC_EXTERN PetscErrorCode DMPlexCreateDoublet(MPI_Comm, PetscInt, PetscBool, PetscBool, PetscBool, PetscReal, DM *);
    138: PETSC_EXTERN PetscErrorCode DMPlexCreateSquareBoundary(DM, const PetscReal [], const PetscReal [], const PetscInt []);
    139: PETSC_EXTERN PetscErrorCode DMPlexCreateCubeBoundary(DM, const PetscReal [], const PetscReal [], const PetscInt []);
    140: PETSC_EXTERN PetscErrorCode DMPlexCreateBoxMesh(MPI_Comm, PetscInt, PetscBool, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, DM *);
    141: PETSC_EXTERN PetscErrorCode DMPlexCreateSphereMesh(MPI_Comm, PetscInt, PetscBool, DM *);
    142: PETSC_EXTERN PetscErrorCode DMPlexCreateHexCylinderMesh(MPI_Comm, PetscInt, DMBoundaryType, DM *);
    143: PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeCylinderMesh(MPI_Comm, PetscInt, PetscBool, DM *);
    144: PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeBoxMesh(MPI_Comm, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, PetscBool, DM *);
    145: PETSC_EXTERN PetscErrorCode DMPlexExtrude(DM, PetscInt, PetscReal, PetscBool, PetscBool, DM *);
    146: PETSC_EXTERN PetscErrorCode DMPlexCreateConeSection(DM, PetscSection *);
    147: PETSC_EXTERN PetscErrorCode DMPlexInvertCell(PetscInt, PetscInt, int []);

    149: PETSC_EXTERN PetscErrorCode DMPlexCheckSymmetry(DM);
    150: PETSC_EXTERN PetscErrorCode DMPlexCheckSkeleton(DM, PetscInt);
    151: PETSC_EXTERN PetscErrorCode DMPlexCheckFaces(DM, PetscInt);
    152: PETSC_EXTERN PetscErrorCode DMPlexCheckGeometry(DM);
    153: PETSC_EXTERN PetscErrorCode DMPlexCheckPointSF(DM);
    154: PETSC_EXTERN PetscErrorCode DMPlexCheckConesConformOnInterfaces(DM);
    155: PETSC_EXTERN PetscErrorCode DMPlexCheckCellShape(DM, PetscBool, PetscReal);

    157: PETSC_EXTERN PetscErrorCode DMPlexTriangleSetOptions(DM, const char *);
    158: PETSC_EXTERN PetscErrorCode DMPlexTetgenSetOptions(DM, const char *);

    160: PETSC_EXTERN PetscErrorCode DMPlexCreateFromFile(MPI_Comm, const char[], PetscBool, DM *);
    161: PETSC_EXTERN PetscErrorCode DMPlexCreateExodus(MPI_Comm, PetscInt, PetscBool, DM *);
    162: PETSC_EXTERN PetscErrorCode DMPlexCreateExodusFromFile(MPI_Comm, const char [], PetscBool, DM *);
    163: PETSC_EXTERN PetscErrorCode DMPlexCreateCGNS(MPI_Comm, PetscInt, PetscBool, DM *);
    164: PETSC_EXTERN PetscErrorCode DMPlexCreateCGNSFromFile(MPI_Comm, const char[], PetscBool, DM *);
    165: PETSC_EXTERN PetscErrorCode DMPlexCreateGmsh(MPI_Comm, PetscViewer, PetscBool, DM *);
    166: PETSC_EXTERN PetscErrorCode DMPlexCreateGmshFromFile(MPI_Comm, const char [], PetscBool, DM *);
    167: PETSC_EXTERN PetscErrorCode DMPlexCreateFluent(MPI_Comm, PetscViewer, PetscBool, DM *);
    168: PETSC_EXTERN PetscErrorCode DMPlexCreateFluentFromFile(MPI_Comm, const char [], PetscBool, DM *);
    169: PETSC_EXTERN PetscErrorCode DMPlexCreateMedFromFile(MPI_Comm, const char [], PetscBool, DM *);
    170: PETSC_EXTERN PetscErrorCode DMPlexCreatePLYFromFile(MPI_Comm, const char [], PetscBool, DM *);

    172: /* Mesh Partitioning and Distribution */
    173: PETSC_EXTERN PetscErrorCode DMPlexCreateNeighborCSR(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **);
    174: PETSC_EXTERN PetscErrorCode DMPlexGetPartitioner(DM, PetscPartitioner *);
    175: PETSC_EXTERN PetscErrorCode DMPlexSetPartitioner(DM, PetscPartitioner);
    176: PETSC_EXTERN PetscErrorCode DMPlexCreatePartition(DM, const char[], PetscInt, PetscBool, PetscSection *, IS *, PetscSection *, IS *);
    177: PETSC_EXTERN PetscErrorCode DMPlexCreatePartitionerGraph(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **, IS *);
    178: PETSC_EXTERN PetscErrorCode DMPlexCreatePartitionClosure(DM, PetscSection, IS, PetscSection *, IS *);
    179: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelInvert(DM, DMLabel, PetscSF, DMLabel);
    180: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelClosure(DM, DMLabel);
    181: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelAdjacency(DM, DMLabel);
    182: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelPropagate(DM, DMLabel);
    183: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelCreateSF(DM, DMLabel, PetscSF *);
    184: PETSC_EXTERN PetscErrorCode DMPlexSetPartitionBalance(DM, PetscBool);
    185: PETSC_EXTERN PetscErrorCode DMPlexGetPartitionBalance(DM, PetscBool *);
    186: PETSC_EXTERN PetscErrorCode DMPlexDistribute(DM, PetscInt, PetscSF*, DM*);
    187: PETSC_EXTERN PetscErrorCode DMPlexDistributeOverlap(DM, PetscInt, PetscSF *, DM *);
    188: PETSC_EXTERN PetscErrorCode DMPlexGetOverlap(DM, PetscInt *);
    189: PETSC_EXTERN PetscErrorCode DMPlexDistributeField(DM,PetscSF,PetscSection,Vec,PetscSection,Vec);
    190: PETSC_EXTERN PetscErrorCode DMPlexDistributeFieldIS(DM, PetscSF, PetscSection, IS, PetscSection, IS *);
    191: PETSC_EXTERN PetscErrorCode DMPlexDistributeData(DM,PetscSF,PetscSection,MPI_Datatype,void*,PetscSection,void**);
    192: PETSC_EXTERN PetscErrorCode DMPlexRebalanceSharedPoints(DM, PetscInt, PetscBool, PetscBool, PetscBool*);
    193: PETSC_EXTERN PetscErrorCode DMPlexMigrate(DM, PetscSF, DM);
    194: PETSC_EXTERN PetscErrorCode DMPlexGetGatherDM(DM, PetscSF*, DM*);
    195: PETSC_EXTERN PetscErrorCode DMPlexGetRedundantDM(DM, PetscSF*, DM*);
    196: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUser(DM, PetscErrorCode (*)(DM,PetscInt,PetscInt*,PetscInt[],void*),void*);
    197: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUser(DM, PetscErrorCode (**)(DM,PetscInt,PetscInt*,PetscInt[],void*),void**);
    198: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseCone(DM,PetscBool);
    199: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseCone(DM,PetscBool*);
    200: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseClosure(DM,PetscBool);
    201: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseClosure(DM,PetscBool*);
    202: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseAnchors(DM,PetscBool);
    203: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseAnchors(DM,PetscBool*);
    204: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacency(DM, PetscInt, PetscInt *, PetscInt *[]);
    205: PETSC_EXTERN PetscErrorCode DMPlexSetMigrationSF(DM, PetscSF);
    206: PETSC_EXTERN PetscErrorCode DMPlexGetMigrationSF(DM, PetscSF *);

    208: PETSC_EXTERN PetscErrorCode DMPlexGetOrdering(DM, MatOrderingType, DMLabel, IS *);
    209: PETSC_EXTERN PetscErrorCode DMPlexPermute(DM, IS, DM *);

    211: PETSC_EXTERN PetscErrorCode DMPlexCreateProcessSF(DM, PetscSF, IS *, PetscSF *);
    212: PETSC_EXTERN PetscErrorCode DMPlexCreateTwoSidedProcessSF(DM, PetscSF, PetscSection, IS, PetscSection, IS, IS *, PetscSF *);
    213: PETSC_EXTERN PetscErrorCode DMPlexDistributeOwnership(DM, PetscSection, IS *, PetscSection, IS *);
    214: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapLabel(DM, PetscInt, PetscSection, IS, PetscSection, IS, DMLabel *);
    215: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapMigrationSF(DM, PetscSF, PetscSF *);
    216: PETSC_EXTERN PetscErrorCode DMPlexStratifyMigrationSF(DM, PetscSF, PetscSF *);

    218: /* Submesh Support */
    219: PETSC_EXTERN PetscErrorCode DMPlexCreateSubmesh(DM, DMLabel, PetscInt, PetscBool, DM*);
    220: PETSC_EXTERN PetscErrorCode DMPlexCreateHybridMesh(DM, DMLabel, DMLabel, DMLabel *, DMLabel *, DM *, DM *);
    221: PETSC_EXTERN PetscErrorCode DMPlexGetSubpointMap(DM, DMLabel*);
    222: PETSC_EXTERN PetscErrorCode DMPlexSetSubpointMap(DM, DMLabel);
    223: PETSC_EXTERN PetscErrorCode DMPlexCreateSubpointIS(DM, IS *);
    224: PETSC_EXTERN PetscErrorCode DMPlexGetSubpoint(DM, PetscInt, PetscInt *);
    225: PETSC_EXTERN PetscErrorCode DMPlexGetAuxiliaryPoint(DM, DM, PetscInt, PetscInt *);

    227: PETSC_EXTERN PetscErrorCode DMPlexLabelComplete(DM, DMLabel);
    228: PETSC_EXTERN PetscErrorCode DMPlexLabelCohesiveComplete(DM, DMLabel, DMLabel, PetscBool, DM);
    229: PETSC_EXTERN PetscErrorCode DMPlexLabelAddCells(DM, DMLabel);
    230: PETSC_EXTERN PetscErrorCode DMPlexLabelClearCells(DM, DMLabel);

    232: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementLimit(DM, PetscReal *);
    233: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementLimit(DM, PetscReal);
    234: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementUniform(DM, PetscBool *);
    235: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementUniform(DM, PetscBool);
    236: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementFunction(DM, PetscErrorCode (**)(const PetscReal [], PetscReal *));
    237: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementFunction(DM, PetscErrorCode (*)(const PetscReal [], PetscReal *));
    238: PETSC_EXTERN PetscErrorCode DMPlexCreateCoarsePointIS(DM, IS *);
    239: PETSC_EXTERN PetscErrorCode DMPlexGetRegularRefinement(DM, PetscBool *);
    240: PETSC_EXTERN PetscErrorCode DMPlexSetRegularRefinement(DM, PetscBool);
    241: PETSC_EXTERN PetscErrorCode DMPlexRefineSimplexToTensor(DM, DM*);

    243: /* Support for cell-vertex meshes */
    244: PETSC_EXTERN PetscErrorCode DMPlexGetNumFaceVertices(DM, PetscInt, PetscInt, PetscInt *);
    245: PETSC_EXTERN PetscErrorCode DMPlexGetOrientedFace(DM, PetscInt, PetscInt, const PetscInt [], PetscInt, PetscInt [], PetscInt [], PetscInt [], PetscBool *);

    247: /* Geometry Support */
    248: PETSC_EXTERN PetscErrorCode DMPlexGetMinRadius(DM, PetscReal *);
    249: PETSC_EXTERN PetscErrorCode DMPlexSetMinRadius(DM, PetscReal);
    250: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection2Dto1D(PetscScalar[], PetscReal[]);
    251: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto1D(PetscScalar[], PetscReal[]);
    252: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto2D(PetscInt, PetscScalar[], PetscReal[]);

    254: /* Point Location */
    255: typedef struct _PetscGridHash *PetscGridHash;
    256: PETSC_EXTERN PetscErrorCode PetscGridHashCreate(MPI_Comm, PetscInt, const PetscScalar[], PetscGridHash *);
    257: PETSC_EXTERN PetscErrorCode PetscGridHashEnlarge(PetscGridHash, const PetscScalar []);
    258: PETSC_EXTERN PetscErrorCode PetscGridHashSetGrid(PetscGridHash, const PetscInt [], const PetscReal []);
    259: PETSC_EXTERN PetscErrorCode PetscGridHashGetEnclosingBox(PetscGridHash, PetscInt, const PetscScalar [], PetscInt [], PetscInt []);
    260: PETSC_EXTERN PetscErrorCode PetscGridHashDestroy(PetscGridHash *);
    261: PETSC_EXTERN PetscErrorCode DMPlexFindVertices(DM, PetscInt, const PetscReal [], PetscReal, PetscInt []);

    263: /* FVM Support */
    264: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFVM(DM, PetscInt, PetscReal *, PetscReal [], PetscReal []);
    265: PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFVM(DM, Vec *, Vec *);
    266: PETSC_EXTERN PetscErrorCode DMPlexComputeGradientFVM(DM, PetscFV, Vec, Vec, DM *);
    267: PETSC_EXTERN PetscErrorCode DMPlexGetDataFVM(DM, PetscFV, Vec *, Vec *, DM *);

    269: /* FEM Support */
    270: PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFEM(DM, Vec *);
    271: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValues(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec);
    272: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssential(DM, PetscReal, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[],
    273:                                                                 PetscErrorCode (*)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void *, Vec );
    274: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssentialField(DM, PetscReal, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [],
    275:                                                                      void (*)(PetscInt, PetscInt, PetscInt,
    276:                                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
    277:                                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
    278:                                                                               PetscReal, const PetscReal[], PetscInt, const PetscScalar[],
    279:                                                                               PetscScalar[]),
    280:                                                                      void *, Vec);
    281: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesRiemann(DM, PetscReal, Vec, Vec, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [],
    282:                                                               PetscErrorCode (*)(PetscReal,const PetscReal*,const PetscReal*,const PetscScalar*,PetscScalar*,void*), void *, Vec);
    283: PETSC_EXTERN PetscErrorCode DMPlexMarkBoundaryFaces(DM, PetscInt, DMLabel);

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

    288: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryAffineFEM(DM, PetscInt, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
    289: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFEM(DM, PetscInt, PetscQuadrature, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
    290: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesToReference(DM, PetscInt, PetscInt, const PetscReal [], PetscReal[]);
    291: PETSC_EXTERN PetscErrorCode DMPlexReferenceToCoordinates(DM, PetscInt, PetscInt, const PetscReal [], PetscReal[]);

    293: PETSC_EXTERN PetscErrorCode DMPlexVecGetClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]);
    294: PETSC_EXTERN PetscErrorCode DMPlexVecRestoreClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]);
    295: PETSC_EXTERN PetscErrorCode DMPlexVecSetClosure(DM, PetscSection, Vec, PetscInt, const PetscScalar[], InsertMode);
    296: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosure(DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
    297: PETSC_EXTERN PetscErrorCode DMPlexGetClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscInt *);
    298: PETSC_EXTERN PetscErrorCode DMPlexRestoreClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscInt *, PetscInt **,PetscInt *);
    299: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosureRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
    300: PETSC_EXTERN PetscErrorCode DMPlexMatGetClosureIndicesRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, PetscInt, PetscInt[], PetscInt[]);
    301: PETSC_EXTERN PetscErrorCode DMPlexCreateClosureIndex(DM, PetscSection);
    302: PETSC_EXTERN PetscErrorCode DMPlexSetClosurePermutationTensor(DM, PetscInt, PetscSection);

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

    307: PETSC_EXTERN PetscErrorCode DMPlexGetHybridBounds(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
    308: PETSC_EXTERN PetscErrorCode DMPlexSetHybridBounds(DM, PetscInt, PetscInt, PetscInt, PetscInt);
    309: PETSC_EXTERN PetscErrorCode DMPlexGetVTKCellHeight(DM, PetscInt *);
    310: PETSC_EXTERN PetscErrorCode DMPlexSetVTKCellHeight(DM, PetscInt);
    311: PETSC_EXTERN PetscErrorCode DMPlexVTKWriteAll(PetscObject, PetscViewer);

    313: PETSC_EXTERN PetscErrorCode DMPlexGetCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **);
    314: PETSC_EXTERN PetscErrorCode DMPlexRestoreCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **);
    315: PETSC_EXTERN PetscErrorCode DMPlexGetFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **);
    316: PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **);
    317: PETSC_EXTERN PetscErrorCode DMPlexGetFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **);
    318: PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **);

    320: PETSC_EXTERN PetscErrorCode DMPlexGetScale(DM, PetscUnit, PetscReal *);
    321: PETSC_EXTERN PetscErrorCode DMPlexSetScale(DM, PetscUnit, PetscReal);

    323: typedef struct {
    324:   DM    dm;
    325:   Vec   u; /* The base vector for the Jacobian action J(u) x */
    326:   Mat   J; /* Preconditioner for testing */
    327:   void *user;
    328: } JacActionCtx;

    330: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesFEM(DM, Vec);
    331: PETSC_EXTERN PetscErrorCode DMPlexSetMaxProjectionHeight(DM, PetscInt);
    332: PETSC_EXTERN PetscErrorCode DMPlexGetMaxProjectionHeight(DM, PetscInt*);
    333: PETSC_EXTERN PetscErrorCode DMPlexProjectFieldLocal(DM, Vec,
    334:                                                     void (**)(PetscInt, PetscInt, PetscInt,
    335:                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
    336:                                                               const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
    337:                                                               PetscReal, const PetscReal [], PetscScalar []), InsertMode, Vec);
    338: PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffLocal(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal *);
    339: PETSC_EXTERN PetscErrorCode DMPlexComputeL2FieldDiff(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal[]);
    340: PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffVec(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, Vec);
    341: PETSC_EXTERN PetscErrorCode DMPlexComputeCellwiseIntegralFEM(DM, Vec, Vec, void *);
    342: PETSC_EXTERN PetscErrorCode DMPlexComputeIntegralFEM(DM, Vec, PetscScalar *, void *);
    343: PETSC_EXTERN PetscErrorCode DMPlexComputeBdIntegral(DM, Vec, DMLabel, PetscInt, const PetscInt[],
    344:                                                     void (*)(PetscInt, PetscInt, PetscInt,
    345:                                                              const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
    346:                                                              const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
    347:                                                              PetscReal, const PetscReal[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]),
    348:                                                     PetscScalar *, void *);
    349: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorNested(DM, DM, Mat, void *);
    350: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorGeneral(DM, DM, Mat, void *);
    351: PETSC_EXTERN PetscErrorCode DMPlexComputeGradientClementInterpolant(DM, Vec, Vec);
    352: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorFEM(DM, DM, VecScatter *, void *);
    353: PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixNested(DM, DM, Mat, void *);
    354: PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixGeneral(DM, DM, Mat, void *);

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

    359: PETSC_EXTERN PetscErrorCode DMPlexSetSNESLocalFEM(DM,void *,void *,void *);
    360: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeBoundaryFEM(DM, Vec, void *);
    361: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeResidualFEM(DM, Vec, Vec, void *);
    362: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeJacobianFEM(DM, Vec, Mat, Mat, void *);
    363: PETSC_EXTERN PetscErrorCode DMPlexComputeJacobianAction(DM, IS, PetscReal, PetscReal, Vec, Vec, Vec, Vec, void *);
    364: PETSC_EXTERN PetscErrorCode DMPlexComputeBdResidualSingle(DM, PetscReal, DMLabel, PetscInt, const PetscInt[], PetscInt, Vec, Vec, Vec);
    365: PETSC_EXTERN PetscErrorCode DMPlexComputeBdJacobianSingle(DM, PetscReal, DMLabel, PetscInt, const PetscInt[], PetscInt, Vec, Vec, PetscReal, Mat, Mat);

    367: PETSC_EXTERN PetscErrorCode DMPlexTSComputeBoundary(DM, PetscReal, Vec, Vec, void *);
    368: PETSC_EXTERN PetscErrorCode DMPlexTSComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *);
    369: PETSC_EXTERN PetscErrorCode DMPlexTSComputeIFunctionFEM(DM, PetscReal, Vec, Vec, Vec, void *);
    370: PETSC_EXTERN PetscErrorCode DMPlexTSComputeIJacobianFEM(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *);

    372: PETSC_EXTERN PetscErrorCode DMPlexComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *);
    373: PETSC_EXTERN PetscErrorCode DMPlexReconstructGradientsFVM(DM,Vec,Vec);

    375: /* anchors */
    376: PETSC_EXTERN PetscErrorCode DMPlexGetAnchors(DM, PetscSection*, IS*);
    377: PETSC_EXTERN PetscErrorCode DMPlexSetAnchors(DM, PetscSection, IS);
    378: /* tree */
    379: PETSC_EXTERN PetscErrorCode DMPlexSetReferenceTree(DM, DM);
    380: PETSC_EXTERN PetscErrorCode DMPlexGetReferenceTree(DM, DM*);
    381: PETSC_EXTERN PetscErrorCode DMPlexReferenceTreeGetChildSymmetry(DM, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt *, PetscInt *);
    382: PETSC_EXTERN PetscErrorCode DMPlexCreateDefaultReferenceTree(MPI_Comm, PetscInt, PetscBool, DM*);
    383: PETSC_EXTERN PetscErrorCode DMPlexSetTree(DM, PetscSection, PetscInt [], PetscInt []);
    384: PETSC_EXTERN PetscErrorCode DMPlexGetTree(DM, PetscSection *, PetscInt *[], PetscInt *[], PetscSection *, PetscInt *[]);
    385: PETSC_EXTERN PetscErrorCode DMPlexGetTreeParent(DM, PetscInt, PetscInt *, PetscInt *);
    386: PETSC_EXTERN PetscErrorCode DMPlexGetTreeChildren(DM, PetscInt, PetscInt *, const PetscInt *[]);
    387: PETSC_EXTERN PetscErrorCode DMPlexTreeRefineCell(DM, PetscInt, DM *);
    388: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorReferenceTree(DM, Mat *);
    389: PETSC_EXTERN PetscErrorCode DMPlexTransferVecTree(DM,Vec,DM,Vec,PetscSF,PetscSF,PetscInt *,PetscInt *,PetscBool,PetscReal);

    391: /* natural order */
    392: PETSC_EXTERN PetscErrorCode DMPlexCreateGlobalToNaturalSF(DM, PetscSection, PetscSF, PetscSF *);
    393: PETSC_EXTERN PetscErrorCode DMPlexSetGlobalToNaturalSF(DM, PetscSF);
    394: PETSC_EXTERN PetscErrorCode DMPlexGetGlobalToNaturalSF(DM, PetscSF *);
    395: PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalBegin(DM, Vec, Vec);
    396: PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalEnd(DM, Vec, Vec);
    397: PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalBegin(DM, Vec, Vec);
    398: PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalEnd(DM, Vec, Vec);

    400: /* mesh adaptation */
    401: PETSC_EXTERN PetscErrorCode DMPlexAdapt(DM, Vec, const char [], DM *);

    403: PETSC_EXTERN PetscErrorCode DMPlexGlobalToLocalBasis(DM, Vec);
    404: PETSC_EXTERN PetscErrorCode DMPlexLocalToGlobalBasis(DM, Vec);
    405: PETSC_EXTERN PetscErrorCode DMPlexCreateBasisRotation(DM, PetscReal, PetscReal, PetscReal);
    406: #endif