Date: 2025-03-28T21:10:40+00:00

Actual source code: petscdmplex.h

      1: /*
      2:   DMPlex, for parallel unstructured distributed mesh problems.
      3: */
      4: #pragma once

      6: #include <petscsection.h>
      7: #include <petscpartitioner.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>
     15: #include <petscviewer.h>

     17: /* SUBMANSEC = DMPlex */

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

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

     27: PETSC_EXTERN PetscErrorCode DMPlexCreate(MPI_Comm, DM *);
     28: PETSC_EXTERN PetscErrorCode DMPlexCreateCohesiveSubmesh(DM, PetscBool, const char[], PetscInt, DM *);
     29: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellListPetsc(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const PetscInt[], PetscInt, const PetscReal[], DM *);
     30: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellListParallelPetsc(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const PetscInt[], PetscInt, const PetscReal[], PetscSF *, PetscInt **, DM *);
     31: PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellSectionParallel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscSection, PetscBool, const PetscInt[], PetscInt, const PetscReal[], PetscSF *, PetscInt **, DM *);
     32: PETSC_EXTERN PetscErrorCode DMPlexCreateFromDAG(DM, PetscInt, const PetscInt[], const PetscInt[], const PetscInt[], const PetscInt[], const PetscScalar[]);
     33: PETSC_EXTERN PetscErrorCode DMPlexCreateReferenceCell(MPI_Comm, DMPolytopeType, DM *);
     34: PETSC_EXTERN PetscErrorCode DMPlexSetOptionsPrefix(DM, const char[]);
     35: PETSC_EXTERN PetscErrorCode DMPlexGetChart(DM, PetscInt *, PetscInt *);
     36: PETSC_EXTERN PetscErrorCode DMPlexSetChart(DM, PetscInt, PetscInt);
     37: PETSC_EXTERN PetscErrorCode DMPlexGetConeSize(DM, PetscInt, PetscInt *);
     38: PETSC_EXTERN PetscErrorCode DMPlexSetConeSize(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 DMPlexGetOrientedCone(DM, PetscInt, const PetscInt *[], const PetscInt *[]);
     45: PETSC_EXTERN PetscErrorCode DMPlexRestoreOrientedCone(DM, PetscInt, const PetscInt *[], const PetscInt *[]);
     46: PETSC_EXTERN PetscErrorCode DMPlexSetCone(DM, PetscInt, const PetscInt[]);
     47: PETSC_EXTERN PetscErrorCode DMPlexInsertCone(DM, PetscInt, PetscInt, PetscInt);
     48: PETSC_EXTERN PetscErrorCode DMPlexInsertConeOrientation(DM, PetscInt, PetscInt, PetscInt);
     49: PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientation(DM, PetscInt, const PetscInt *[]);
     50: PETSC_EXTERN PetscErrorCode DMPlexSetConeOrientation(DM, PetscInt, const PetscInt[]);
     51: PETSC_EXTERN PetscErrorCode DMPlexGetSupportSize(DM, PetscInt, PetscInt *);
     52: PETSC_EXTERN PetscErrorCode DMPlexSetSupportSize(DM, PetscInt, PetscInt);
     53: PETSC_EXTERN PetscErrorCode DMPlexGetSupport(DM, PetscInt, const PetscInt *[]);
     54: PETSC_EXTERN PetscErrorCode DMPlexSetSupport(DM, PetscInt, const PetscInt[]);
     55: PETSC_EXTERN PetscErrorCode DMPlexInsertSupport(DM, PetscInt, PetscInt, PetscInt);
     56: PETSC_EXTERN PetscErrorCode DMPlexGetConeSection(DM, PetscSection *);
     57: PETSC_EXTERN PetscErrorCode DMPlexGetSupportSection(DM, PetscSection *);
     58: PETSC_EXTERN PetscErrorCode DMPlexGetCones(DM, PetscInt *[]);
     59: PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientations(DM, PetscInt *[]);
     60: PETSC_EXTERN PetscErrorCode DMPlexGetMaxSizes(DM, PetscInt *, PetscInt *);
     61: PETSC_EXTERN PetscErrorCode DMPlexSymmetrize(DM);
     62: PETSC_EXTERN PetscErrorCode DMPlexStratify(DM);
     63: PETSC_EXTERN PetscErrorCode DMPlexEqual(DM, DM, PetscBool *);
     64: PETSC_EXTERN PetscErrorCode DMPlexOrientPoint(DM, PetscInt, PetscInt);
     65: PETSC_EXTERN PetscErrorCode DMPlexOrient(DM);
     66: PETSC_EXTERN PetscErrorCode DMPlexOrientLabel(DM, DMLabel);
     67: PETSC_EXTERN PetscErrorCode DMPlexPreallocateOperator(DM, PetscInt, PetscInt[], PetscInt[], PetscInt[], PetscInt[], Mat, PetscBool);
     68: PETSC_EXTERN PetscErrorCode DMPlexGetPointLocal(DM, PetscInt, PetscInt *, PetscInt *);
     69: PETSC_EXTERN PetscErrorCode DMPlexPointLocalRead(DM, PetscInt, const PetscScalar *, void *);
     70: PETSC_EXTERN PetscErrorCode DMPlexPointLocalRef(DM, PetscInt, PetscScalar *, void *);
     71: PETSC_EXTERN PetscErrorCode DMPlexGetPointLocalField(DM, PetscInt, PetscInt, PetscInt *, PetscInt *);
     72: PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRef(DM, PetscInt, PetscInt, PetscScalar *, void *);
     73: PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRead(DM, PetscInt, PetscInt, const PetscScalar *, void *);
     74: PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobal(DM, PetscInt, PetscInt *, PetscInt *);
     75: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRead(DM, PetscInt, const PetscScalar *, const void *);
     76: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRef(DM, PetscInt, PetscScalar *, void *);
     77: PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobalField(DM, PetscInt, PetscInt, PetscInt *, PetscInt *);
     78: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRef(DM, PetscInt, PetscInt, PetscScalar *, void *);
     79: PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRead(DM, PetscInt, PetscInt, const PetscScalar *, void *);

     81: /* Topological interpolation */
     82: PETSC_EXTERN const char *const DMPlexInterpolatedFlags[];

     84: /*E
     85:    DMPlexInterpolatedFlag - Describes level of topological interpolatedness.

     87:    Local or collective property depending on whether it is returned by `DMPlexIsInterpolated()` or `DMPlexIsInterpolatedCollective()`.

     89:    Values:
     90: +  `DMPLEX_INTERPOLATED_INVALID` - Uninitialized value (internal use only; never returned by `DMPlexIsInterpolated()` or `DMPlexIsInterpolatedCollective()`)
     91: .  `DMPLEX_INTERPOLATED_NONE`    - Mesh is not interpolated
     92: .  `DMPLEX_INTERPOLATED_PARTIAL` - Mesh is partially interpolated. This can e.g. mean `DMPLEX` with cells, faces and vertices but no edges represented,
     93:                                    or a mesh with mixed cones (see `DMPlexStratify()` for an example)
     94: .  `DMPLEX_INTERPOLATED_MIXED`   - Can be returned only by `DMPlexIsInterpolatedCollective()`, meaning that `DMPlexIsInterpolated()` returns different interpolatedness on different ranks
     95: -  `DMPLEX_INTERPOLATED_FULL`    - Mesh is fully interpolated

     97:    Level: intermediate

     99:    Note:
    100:    An interpolated `DMPLEX` means that edges (and faces for 3d meshes) are present in the `DMPLEX` data structures.

    102: .seealso: `DMPLEX`, `DMPlexIsInterpolated()`, `DMPlexIsInterpolatedCollective()`, `DMPlexInterpolate()`, `DMPlexUninterpolate()`
    103: E*/
    104: typedef enum {
    105:   DMPLEX_INTERPOLATED_INVALID = -1,
    106:   DMPLEX_INTERPOLATED_NONE    = 0,
    107:   DMPLEX_INTERPOLATED_PARTIAL,
    108:   DMPLEX_INTERPOLATED_MIXED,
    109:   DMPLEX_INTERPOLATED_FULL
    110: } DMPlexInterpolatedFlag;

    112: PETSC_EXTERN PetscErrorCode DMPlexInterpolate(DM, DM *);
    113: PETSC_EXTERN PetscErrorCode DMPlexUninterpolate(DM, DM *);
    114: PETSC_EXTERN PetscErrorCode DMPlexInterpolatePointSF(DM, PetscSF);
    115: PETSC_EXTERN PetscErrorCode DMPlexIsInterpolated(DM, DMPlexInterpolatedFlag *);
    116: PETSC_EXTERN PetscErrorCode DMPlexIsInterpolatedCollective(DM, DMPlexInterpolatedFlag *);

    118: PETSC_EXTERN PetscErrorCode DMPlexFilter(DM, DMLabel, PetscInt, PetscBool, PetscBool, PetscSF *, DM *);
    119: PETSC_EXTERN PetscErrorCode DMPlexGetCellNumbering(DM, IS *);
    120: PETSC_EXTERN PetscErrorCode DMPlexGetVertexNumbering(DM, IS *);
    121: PETSC_EXTERN PetscErrorCode DMPlexCreatePointNumbering(DM, IS *);
    122: PETSC_EXTERN PetscErrorCode DMPlexCreateEdgeNumbering(DM, IS *);
    123: PETSC_EXTERN PetscErrorCode DMPlexCreateCellNumbering(DM, PetscBool, IS *);
    124: PETSC_EXTERN PetscErrorCode DMPlexCreateRankField(DM, Vec *);
    125: PETSC_EXTERN PetscErrorCode DMPlexCreateLabelField(DM, DMLabel, Vec *);

    127: PETSC_EXTERN PetscErrorCode DMPlexGetDepth(DM, PetscInt *);
    128: PETSC_EXTERN PetscErrorCode DMPlexGetDepthLabel(DM, DMLabel *);
    129: PETSC_EXTERN PetscErrorCode DMPlexGetDepthStratum(DM, PetscInt, PetscInt *, PetscInt *);
    130: PETSC_EXTERN PetscErrorCode DMPlexGetHeightStratum(DM, PetscInt, PetscInt *, PetscInt *);
    131: PETSC_EXTERN PetscErrorCode DMPlexGetDepthStratumGlobalSize(DM, PetscInt, PetscInt *);
    132: PETSC_EXTERN PetscErrorCode DMPlexGetCellTypeStratum(DM, DMPolytopeType, PetscInt *, PetscInt *);
    133: PETSC_EXTERN PetscErrorCode DMPlexGetPointDepth(DM, PetscInt, PetscInt *);
    134: PETSC_EXTERN PetscErrorCode DMPlexGetPointHeight(DM, PetscInt, PetscInt *);
    135: PETSC_EXTERN PetscErrorCode DMPlexGetCellTypeLabel(DM, DMLabel *);
    136: PETSC_EXTERN PetscErrorCode DMPlexGetCellType(DM, PetscInt, DMPolytopeType *);
    137: PETSC_EXTERN PetscErrorCode DMPlexSetCellType(DM, PetscInt, DMPolytopeType);
    138: PETSC_EXTERN PetscErrorCode DMPlexComputeCellTypes(DM);
    139: PETSC_EXTERN PetscErrorCode DMPlexInvertCell(DMPolytopeType, PetscInt[]);
    140: PETSC_EXTERN PetscErrorCode DMPlexReorderCell(DM, PetscInt, PetscInt[]);

    142: /* Topological Operations */
    143: PETSC_EXTERN PetscErrorCode DMPlexGetMeet(DM, PetscInt, const PetscInt[], PetscInt *, const PetscInt **);
    144: PETSC_EXTERN PetscErrorCode DMPlexGetFullMeet(DM, PetscInt, const PetscInt[], PetscInt *, const PetscInt **);
    145: PETSC_EXTERN PetscErrorCode DMPlexRestoreMeet(DM, PetscInt, const PetscInt[], PetscInt *, const PetscInt **);
    146: PETSC_EXTERN PetscErrorCode DMPlexGetJoin(DM, PetscInt, const PetscInt[], PetscInt *, const PetscInt **);
    147: PETSC_EXTERN PetscErrorCode DMPlexGetFullJoin(DM, PetscInt, const PetscInt[], PetscInt *, const PetscInt **);
    148: PETSC_EXTERN PetscErrorCode DMPlexRestoreJoin(DM, PetscInt, const PetscInt[], PetscInt *, const PetscInt **);
    149: PETSC_EXTERN PetscErrorCode DMPlexGetTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]);
    150: PETSC_EXTERN PetscErrorCode DMPlexRestoreTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]);
    151: PETSC_EXTERN PetscErrorCode DMPlexGetCompressedClosure(DM, PetscSection, PetscInt, PetscInt, PetscInt *, PetscInt **, PetscSection *, IS *, const PetscInt **);
    152: PETSC_EXTERN PetscErrorCode DMPlexRestoreCompressedClosure(DM, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscSection *, IS *, const PetscInt **);

    154: /*E
    155:    DMPlexTPSType - Type of triply-periodic surface for a `DMPLEX`

    157:    Values:
    158: +  `DMPLEX_TPS_SCHWARZ_P` - Schwarz Primitive surface, defined by the equation cos(x) + cos(y) + cos(z) = 0.
    159: -  `DMPLEX_TPS_GYROID`    - Gyroid surface, defined by the equation sin(x)cos(y) + sin(y)cos(z) + sin(z)cos(x) = 0

    161:    Level: intermediate

    163: .seealso: `DMPLEX`, `DMPlexCreateTPSMesh()`
    164: E*/
    165: typedef enum {
    166:   DMPLEX_TPS_SCHWARZ_P,
    167:   DMPLEX_TPS_GYROID
    168: } DMPlexTPSType;
    169: PETSC_EXTERN const char *const DMPlexTPSTypes[];

    171: /* Mesh Generation */
    172: PETSC_EXTERN PetscErrorCode DMPlexGenerate(DM, const char[], PetscBool, DM *);
    173: PETSC_EXTERN PetscErrorCode DMPlexCopyCoordinates(DM, DM);
    174: PETSC_EXTERN PetscErrorCode DMPlexCreateCoordinateSpace(DM, PetscInt, PetscBool, 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[]));
    175: PETSC_EXTERN PetscErrorCode DMPlexCreateDoublet(MPI_Comm, PetscInt, PetscBool, PetscBool, PetscReal, DM *);
    176: PETSC_EXTERN PetscErrorCode DMPlexCreateBoxMesh(MPI_Comm, PetscInt, PetscBool, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, PetscInt, PetscBool, DM *);
    177: PETSC_EXTERN PetscErrorCode DMPlexCreateBoxSurfaceMesh(MPI_Comm, PetscInt, const PetscInt[], const PetscReal[], const PetscReal[], PetscBool, DM *);
    178: PETSC_EXTERN PetscErrorCode DMPlexCreateSphereMesh(MPI_Comm, PetscInt, PetscBool, PetscReal, DM *);
    179: PETSC_EXTERN PetscErrorCode DMPlexCreateBallMesh(MPI_Comm, PetscInt, PetscReal, DM *);
    180: PETSC_EXTERN PetscErrorCode DMPlexCreateHexCylinderMesh(MPI_Comm, DMBoundaryType, PetscInt, DM *);
    181: PETSC_EXTERN PetscErrorCode DMPlexCreateTPSMesh(MPI_Comm, DMPlexTPSType, const PetscInt[], const DMBoundaryType[], PetscBool, PetscInt, PetscInt, PetscReal, DM *);
    182: PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeCylinderMesh(MPI_Comm, PetscInt, PetscBool, DM *);
    183: PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeBoxMesh(MPI_Comm, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, PetscBool, DM *);
    184: PETSC_EXTERN PetscErrorCode DMPlexCreateHypercubicMesh(MPI_Comm, PetscInt, const PetscInt[], const PetscReal[], const PetscReal[], DM *);
    185: PETSC_EXTERN PetscErrorCode DMPlexExtrude(DM, PetscInt, PetscReal, PetscBool, PetscBool, PetscBool, const PetscReal[], const PetscReal[], DM *);
    186: PETSC_EXTERN PetscErrorCode DMPlexInflateToGeomModel(DM);

    188: PETSC_EXTERN PetscErrorCode DMPlexSetIsoperiodicFaceSF(DM, PetscInt, PetscSF *);
    189: PETSC_EXTERN PetscErrorCode DMPlexGetIsoperiodicFaceSF(DM, PetscInt *, const PetscSF **);
    190: PETSC_EXTERN PetscErrorCode DMPlexSetIsoperiodicFaceTransform(DM, PetscInt, const PetscScalar *);

    192: PETSC_EXTERN PetscErrorCode DMPlexCheck(DM);
    193: PETSC_EXTERN PetscErrorCode DMPlexCheckSymmetry(DM);
    194: PETSC_EXTERN PetscErrorCode DMPlexCheckSkeleton(DM, PetscInt);
    195: PETSC_EXTERN PetscErrorCode DMPlexCheckFaces(DM, PetscInt);
    196: PETSC_EXTERN PetscErrorCode DMPlexCheckGeometry(DM);
    197: PETSC_EXTERN PetscErrorCode DMPlexCheckPointSF(DM, PetscSF, PetscBool);
    198: PETSC_EXTERN PetscErrorCode DMPlexCheckInterfaceCones(DM);
    199: PETSC_EXTERN PetscErrorCode DMPlexCheckOrphanVertices(DM);
    200: PETSC_EXTERN PetscErrorCode DMPlexCheckCellShape(DM, PetscBool, PetscReal);
    201: PETSC_EXTERN PetscErrorCode DMPlexComputeOrthogonalQuality(DM, PetscFV, PetscReal, Vec *, DMLabel *);

    203: PETSC_EXTERN PetscErrorCode DMPlexTriangleSetOptions(DM, const char *);
    204: PETSC_EXTERN PetscErrorCode DMPlexTetgenSetOptions(DM, const char *);

    206: PETSC_EXTERN PetscErrorCode DMPlexCreateFromFile(MPI_Comm, const char[], const char[], PetscBool, DM *);
    207: PETSC_EXTERN PetscErrorCode DMPlexCreateExodus(MPI_Comm, PetscExodusIIInt, PetscBool, DM *);
    208: PETSC_EXTERN PetscErrorCode DMPlexCreateExodusFromFile(MPI_Comm, const char[], PetscBool, DM *);
    209: PETSC_EXTERN PetscErrorCode DMPlexCreateCGNS(MPI_Comm, PetscInt, PetscBool, DM *);
    210: PETSC_EXTERN PetscErrorCode DMPlexCreateCGNSFromFile(MPI_Comm, const char[], PetscBool, DM *);
    211: PETSC_EXTERN PetscErrorCode DMPlexCreateGmsh(MPI_Comm, PetscViewer, PetscBool, DM *);
    212: PETSC_EXTERN PetscErrorCode DMPlexCreateGmshFromFile(MPI_Comm, const char[], PetscBool, DM *);
    213: PETSC_EXTERN PetscErrorCode DMPlexCreateFluent(MPI_Comm, PetscViewer, PetscBool, DM *);
    214: PETSC_EXTERN PetscErrorCode DMPlexCreateFluentFromFile(MPI_Comm, const char[], PetscBool, DM *);
    215: PETSC_EXTERN PetscErrorCode DMPlexCreatePLYFromFile(MPI_Comm, const char[], PetscBool, DM *);
    216: PETSC_EXTERN PetscErrorCode DMPlexCreateEGADSFromFile(MPI_Comm, const char[], DM *);
    217: PETSC_EXTERN PetscErrorCode DMPlexCreateEGADSLiteFromFile(MPI_Comm, const char[], DM *);

    219: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIOpen(MPI_Comm comm, const char name[], PetscFileMode type, PetscViewer *exo);
    220: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetNodalVariableIndex(PetscViewer, const char[], PetscExodusIIInt *);
    221: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetZonalVariableIndex(PetscViewer, const char[], PetscExodusIIInt *);
    222: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetId(PetscViewer, PetscExodusIIInt *);
    223: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetOrder(PetscViewer, PetscInt);
    224: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetOrder(PetscViewer, PetscInt *);

    226: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetZonalVariable(PetscViewer, PetscExodusIIInt);
    227: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetNodalVariable(PetscViewer, PetscExodusIIInt);

    229: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetZonalVariable(PetscViewer, PetscExodusIIInt *);
    230: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetNodalVariable(PetscViewer, PetscExodusIIInt *);

    232: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetZonalVariableName(PetscViewer, PetscExodusIIInt, const char[]);
    233: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetNodalVariableName(PetscViewer, PetscExodusIIInt, const char[]);

    235: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetZonalVariableName(PetscViewer, PetscExodusIIInt, const char *[]);
    236: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetNodalVariableName(PetscViewer, PetscExodusIIInt, const char *[]);

    238: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetZonalVariableNames(PetscViewer, const char **);
    239: PETSC_EXTERN PetscErrorCode PetscViewerExodusIISetNodalVariableNames(PetscViewer, const char **);

    241: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetZonalVariableNames(PetscViewer, PetscExodusIIInt *, char ***);
    242: PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetNodalVariableNames(PetscViewer, PetscExodusIIInt *, char ***);

    244: PETSC_EXTERN PetscErrorCode PetscViewerCGNSOpen(MPI_Comm, const char[], PetscFileMode, PetscViewer *);
    245: PETSC_EXTERN PetscErrorCode PetscViewerCGNSSetSolutionIndex(PetscViewer, PetscInt);
    246: PETSC_EXTERN PetscErrorCode PetscViewerCGNSGetSolutionIndex(PetscViewer, PetscInt *);
    247: PETSC_EXTERN PetscErrorCode PetscViewerCGNSGetSolutionTime(PetscViewer, PetscReal *, PetscBool *);
    248: PETSC_EXTERN PetscErrorCode PetscViewerCGNSGetSolutionName(PetscViewer, const char *[]);

    250: /* Mesh Partitioning and Distribution */
    251: #define DMPLEX_OVERLAP_MANUAL -1

    253: PETSC_EXTERN PetscErrorCode DMPlexCreateNeighborCSR(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **);
    254: PETSC_EXTERN PetscErrorCode DMPlexGetPartitioner(DM, PetscPartitioner *);
    255: PETSC_EXTERN PetscErrorCode DMPlexSetPartitioner(DM, PetscPartitioner);
    256: PETSC_EXTERN PetscErrorCode DMPlexCreatePartitionerGraph(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **, IS *);
    257: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelInvert(DM, DMLabel, PetscSF, DMLabel);
    258: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelClosure(DM, DMLabel);
    259: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelAdjacency(DM, DMLabel);
    260: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelPropagate(DM, DMLabel);
    261: PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelCreateSF(DM, DMLabel, PetscBool, PetscSF *);
    262: PETSC_EXTERN PetscErrorCode DMPlexSetPartitionBalance(DM, PetscBool);
    263: PETSC_EXTERN PetscErrorCode DMPlexGetPartitionBalance(DM, PetscBool *);
    264: PETSC_EXTERN PetscErrorCode DMPlexIsDistributed(DM, PetscBool *);
    265: PETSC_EXTERN PetscErrorCode DMPlexDistribute(DM, PetscInt, PetscSF *, DM *);
    266: PETSC_EXTERN PetscErrorCode DMPlexDistributeOverlap(DM, PetscInt, PetscSF *, DM *);
    267: PETSC_EXTERN PetscErrorCode DMPlexRemapMigrationSF(PetscSF, PetscSF, PetscSF *);
    268: PETSC_EXTERN PetscErrorCode DMPlexGetOverlap(DM, PetscInt *);
    269: PETSC_EXTERN PetscErrorCode DMPlexSetOverlap(DM, DM, PetscInt);
    270: PETSC_EXTERN PetscErrorCode DMPlexDistributeGetDefault(DM, PetscBool *);
    271: PETSC_EXTERN PetscErrorCode DMPlexDistributeSetDefault(DM, PetscBool);
    272: PETSC_EXTERN PetscErrorCode DMPlexDistributeField(DM, PetscSF, PetscSection, Vec, PetscSection, Vec);
    273: PETSC_EXTERN PetscErrorCode DMPlexDistributeFieldIS(DM, PetscSF, PetscSection, IS, PetscSection, IS *);
    274: PETSC_EXTERN PetscErrorCode DMPlexDistributeData(DM, PetscSF, PetscSection, MPI_Datatype, void *, PetscSection, void **) PETSC_ATTRIBUTE_MPI_POINTER_WITH_TYPE(5, 4) PETSC_ATTRIBUTE_MPI_POINTER_WITH_TYPE(7, 4);
    275: PETSC_EXTERN PetscErrorCode DMPlexRebalanceSharedPoints(DM, PetscInt, PetscBool, PetscBool, PetscBool *);
    276: PETSC_EXTERN PetscErrorCode DMPlexMigrate(DM, PetscSF, DM);
    277: PETSC_EXTERN PetscErrorCode DMPlexGetGatherDM(DM, PetscSF *, DM *);
    278: PETSC_EXTERN PetscErrorCode DMPlexGetRedundantDM(DM, PetscSF *, DM *);
    279: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUser(DM, PetscErrorCode (*)(DM, PetscInt, PetscInt *, PetscInt[], void *), void *);
    280: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUser(DM, PetscErrorCode (**)(DM, PetscInt, PetscInt *, PetscInt[], void *), void **);
    281: PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseAnchors(DM, PetscBool);
    282: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseAnchors(DM, PetscBool *);
    283: PETSC_EXTERN PetscErrorCode DMPlexGetAdjacency(DM, PetscInt, PetscInt *, PetscInt *[]);
    284: PETSC_EXTERN PetscErrorCode DMPlexSetMigrationSF(DM, PetscSF);
    285: PETSC_EXTERN PetscErrorCode DMPlexGetMigrationSF(DM, PetscSF *);
    286: PETSC_EXTERN PetscErrorCode DMPlexDistributionSetName(DM, const char[]);
    287: PETSC_EXTERN PetscErrorCode DMPlexDistributionGetName(DM, const char *[]);

    289: PETSC_EXTERN PetscErrorCode DMPlexGetOrdering(DM, MatOrderingType, DMLabel, IS *);
    290: PETSC_EXTERN PetscErrorCode DMPlexGetOrdering1D(DM, IS *);
    291: PETSC_EXTERN PetscErrorCode DMPlexPermute(DM, IS, DM *);
    292: PETSC_EXTERN PetscErrorCode DMPlexReorderGetDefault(DM, DMReorderDefaultFlag *);
    293: PETSC_EXTERN PetscErrorCode DMPlexReorderSetDefault(DM, DMReorderDefaultFlag);

    295: PETSC_EXTERN PetscErrorCode DMPlexCreateProcessSF(DM, PetscSF, IS *, PetscSF *);
    296: PETSC_EXTERN PetscErrorCode DMPlexCreateTwoSidedProcessSF(DM, PetscSF, PetscSection, IS, PetscSection, IS, IS *, PetscSF *);
    297: PETSC_EXTERN PetscErrorCode DMPlexDistributeOwnership(DM, PetscSection, IS *, PetscSection, IS *);
    298: PETSC_EXTERN PetscErrorCode DMPlexCreatePointSF(DM, PetscSF, PetscBool, PetscSF *);
    299: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapLabel(DM, PetscInt, PetscSection, IS, PetscSection, IS, DMLabel *);
    300: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapLabelFromLabels(DM, PetscInt, const DMLabel[], const PetscInt[], PetscInt, const DMLabel[], const PetscInt[], PetscSection, IS, PetscSection, IS, DMLabel *);
    301: PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapMigrationSF(DM, PetscSF, PetscSF *);
    302: PETSC_EXTERN PetscErrorCode DMPlexStratifyMigrationSF(DM, PetscSF, PetscSF *);

    304: /* Submesh Support */
    305: PETSC_EXTERN PetscErrorCode DMPlexCreateSubmesh(DM, DMLabel, PetscInt, PetscBool, DM *);
    306: PETSC_EXTERN PetscErrorCode DMPlexCreateHybridMesh(DM, DMLabel, DMLabel, PetscInt, DMLabel *, DMLabel *, DM *, DM *);
    307: PETSC_EXTERN PetscErrorCode DMPlexGetSubpointMap(DM, DMLabel *);
    308: PETSC_EXTERN PetscErrorCode DMPlexSetSubpointMap(DM, DMLabel);
    309: PETSC_EXTERN PetscErrorCode DMPlexGetSubpointIS(DM, IS *);

    311: PETSC_EXTERN PetscErrorCode DMGetEnclosureRelation(DM, DM, DMEnclosureType *);
    312: PETSC_EXTERN PetscErrorCode DMGetEnclosurePoint(DM, DM, DMEnclosureType, PetscInt, PetscInt *);

    314: PETSC_EXTERN PetscErrorCode DMPlexLabelComplete(DM, DMLabel);
    315: PETSC_EXTERN PetscErrorCode DMPlexLabelCohesiveComplete(DM, DMLabel, DMLabel, PetscInt, PetscBool, PetscBool, DM);
    316: PETSC_EXTERN PetscErrorCode DMPlexLabelAddCells(DM, DMLabel);
    317: PETSC_EXTERN PetscErrorCode DMPlexLabelAddFaceCells(DM, DMLabel);
    318: PETSC_EXTERN PetscErrorCode DMPlexLabelClearCells(DM, DMLabel);

    320: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementLimit(DM, PetscReal *);
    321: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementLimit(DM, PetscReal);
    322: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementUniform(DM, PetscBool *);
    323: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementUniform(DM, PetscBool);
    324: PETSC_EXTERN PetscErrorCode DMPlexGetRefinementFunction(DM, PetscErrorCode (**)(const PetscReal[], PetscReal *));
    325: PETSC_EXTERN PetscErrorCode DMPlexSetRefinementFunction(DM, PetscErrorCode (*)(const PetscReal[], PetscReal *));
    326: PETSC_EXTERN PetscErrorCode DMPlexCreateCoarsePointIS(DM, IS *);
    327: PETSC_EXTERN PetscErrorCode DMPlexGetRegularRefinement(DM, PetscBool *);
    328: PETSC_EXTERN PetscErrorCode DMPlexSetRegularRefinement(DM, PetscBool);

    330: /* Support for cell-vertex meshes */
    331: PETSC_EXTERN PetscErrorCode DMPlexGetNumFaceVertices(DM, PetscInt, PetscInt, PetscInt *);
    332: PETSC_EXTERN PetscErrorCode DMPlexGetOrientedFace(DM, PetscInt, PetscInt, const PetscInt[], PetscInt, PetscInt[], PetscInt[], PetscInt[], PetscBool *);

    334: /* Geometry Support */
    335: PETSC_EXTERN PetscErrorCode DMPlexGetMinRadius(DM, PetscReal *);
    336: PETSC_EXTERN PetscErrorCode DMPlexSetMinRadius(DM, PetscReal);
    337: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection2Dto1D(PetscScalar[], PetscReal[]);
    338: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto1D(PetscScalar[], PetscReal[]);
    339: PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto2D(PetscInt, PetscScalar[], PetscReal[]);

    341: /* Point Location */
    342: typedef struct _PetscGridHash *PetscGridHash;
    343: PETSC_EXTERN PetscErrorCode    PetscGridHashCreate(MPI_Comm, PetscInt, const PetscScalar[], PetscGridHash *);
    344: PETSC_EXTERN PetscErrorCode    PetscGridHashEnlarge(PetscGridHash, const PetscScalar[]);
    345: PETSC_EXTERN PetscErrorCode    PetscGridHashSetGrid(PetscGridHash, const PetscInt[], const PetscReal[]);
    346: PETSC_EXTERN PetscErrorCode    PetscGridHashGetEnclosingBox(PetscGridHash, PetscInt, const PetscScalar[], PetscInt[], PetscInt[]);
    347: PETSC_EXTERN PetscErrorCode    PetscGridHashDestroy(PetscGridHash *);
    348: PETSC_EXTERN PetscErrorCode    DMPlexFindVertices(DM, Vec, PetscReal, IS *);

    350: /* FVM Support */
    351: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFVM(DM, PetscInt, PetscReal *, PetscReal[], PetscReal[]);
    352: PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFVM(DM, Vec *, Vec *);
    353: PETSC_EXTERN PetscErrorCode DMPlexComputeGradientFVM(DM, PetscFV, Vec, Vec, DM *);
    354: PETSC_EXTERN PetscErrorCode DMPlexGetDataFVM(DM, PetscFV, Vec *, Vec *, DM *);

    356: /* FEM Support */
    357: PETSC_EXTERN PetscErrorCode DMPlexGetGeometryFVM(DM, Vec *, Vec *, PetscReal *);
    358: PETSC_EXTERN PetscErrorCode DMPlexGetGradientDM(DM, PetscFV, DM *);
    359: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValues(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec);
    360: PETSC_EXTERN PetscErrorCode DMPlexInsertTimeDerivativeBoundaryValues(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec);
    361: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesFVM(DM, PetscFV, Vec, PetscReal, Vec *);
    362: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssential(DM, PetscReal, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[], PetscErrorCode (*)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void *, Vec);
    363: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssentialField(DM, PetscReal, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[], 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[]), void *, Vec);
    364: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssentialBdField(DM, PetscReal, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[], 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[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]), void *, Vec);
    365: PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesRiemann(DM, PetscReal, Vec, Vec, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[], PetscErrorCode (*)(PetscReal, const PetscReal *, const PetscReal *, const PetscScalar *, PetscScalar *, void *), void *, Vec);
    366: PETSC_EXTERN PetscErrorCode DMPlexMarkBoundaryFaces(DM, PetscInt, DMLabel);

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

    371: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryAffineFEM(DM, PetscInt, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
    372: PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFEM(DM, PetscInt, PetscQuadrature, PetscReal *, PetscReal *, PetscReal *, PetscReal *);
    373: PETSC_EXTERN PetscErrorCode DMPlexGetCellCoordinates(DM, PetscInt, PetscBool *, PetscInt *, const PetscScalar *[], PetscScalar *[]);
    374: PETSC_EXTERN PetscErrorCode DMPlexRestoreCellCoordinates(DM, PetscInt, PetscBool *, PetscInt *, const PetscScalar *[], PetscScalar *[]);
    375: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesToReference(DM, PetscInt, PetscInt, const PetscReal[], PetscReal[]);
    376: PETSC_EXTERN PetscErrorCode DMPlexReferenceToCoordinates(DM, PetscInt, PetscInt, const PetscReal[], PetscReal[]);
    377: PETSC_EXTERN PetscErrorCode DMPlexShearGeometry(DM, DMDirection, PetscReal[]);
    378: PETSC_EXTERN PetscErrorCode DMPlexRemapGeometry(DM, PetscReal, 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[]));

    380: PETSC_EXTERN PetscErrorCode DMPlexVecGetClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]);
    381: PETSC_EXTERN PetscErrorCode DMPlexVecRestoreClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]);
    382: PETSC_EXTERN PetscErrorCode DMPlexVecSetClosure(DM, PetscSection, Vec, PetscInt, const PetscScalar[], InsertMode);
    383: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosure(DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
    384: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosureGeneral(DM, PetscSection, PetscSection, PetscBool, DM, PetscSection, PetscSection, PetscBool, Mat, PetscInt, const PetscScalar[], InsertMode);
    385: PETSC_EXTERN PetscErrorCode DMPlexGetClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscBool, PetscInt *, PetscInt *[], PetscInt *, PetscScalar *[]);
    386: PETSC_EXTERN PetscErrorCode DMPlexRestoreClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscBool, PetscInt *, PetscInt *[], PetscInt *, PetscScalar *[]);
    387: PETSC_EXTERN PetscErrorCode DMPlexMatSetClosureRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode);
    388: PETSC_EXTERN PetscErrorCode DMPlexMatGetClosureIndicesRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, PetscInt, PetscInt[], PetscInt[]);
    389: PETSC_EXTERN PetscErrorCode DMPlexCreateClosureIndex(DM, PetscSection);
    390: PETSC_EXTERN PetscErrorCode DMPlexSetClosurePermutationTensor(DM, PetscInt, PetscSection);

    392: PETSC_EXTERN PetscErrorCode DMPlexConstructGhostCells(DM, const char[], PetscInt *, DM *);
    393: PETSC_EXTERN PetscErrorCode DMPlexConstructCohesiveCells(DM, DMLabel, DMLabel, DM *);
    394: PETSC_EXTERN PetscErrorCode DMPlexReorderCohesiveSupports(DM);

    396: PETSC_EXTERN PetscErrorCode DMPlexGetVTKCellHeight(DM, PetscInt *);
    397: PETSC_EXTERN PetscErrorCode DMPlexSetVTKCellHeight(DM, PetscInt);
    398: PETSC_EXTERN PetscErrorCode DMPlexVTKWriteAll(PetscObject, PetscViewer);
    399: PETSC_EXTERN PetscErrorCode DMPlexGetSimplexOrBoxCells(DM, PetscInt, PetscInt *, PetscInt *);
    400: PETSC_EXTERN PetscErrorCode DMPlexIsSimplex(DM, PetscBool *);

    402: PETSC_EXTERN PetscErrorCode DMPlexGetCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **);
    403: PETSC_EXTERN PetscErrorCode DMPlexRestoreCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **);
    404: PETSC_EXTERN PetscErrorCode DMPlexGetFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **);
    405: PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **);
    406: PETSC_EXTERN PetscErrorCode DMPlexGetFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **);
    407: PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **);

    409: PETSC_EXTERN PetscErrorCode DMPlexGetScale(DM, PetscUnit, PetscReal *);
    410: PETSC_EXTERN PetscErrorCode DMPlexSetScale(DM, PetscUnit, PetscReal);

    412: typedef struct {
    413:   DM    dm;
    414:   Vec   u; /* The base vector for the Jacobian action J(u) x */
    415:   Mat   J; /* Preconditioner for testing */
    416:   void *user;
    417: } JacActionCtx;

    419: PETSC_EXTERN PetscErrorCode DMPlexSetMaxProjectionHeight(DM, PetscInt);
    420: PETSC_EXTERN PetscErrorCode DMPlexGetMaxProjectionHeight(DM, PetscInt *);
    421: PETSC_EXTERN PetscErrorCode DMPlexGetActivePoint(DM, PetscInt *);
    422: PETSC_EXTERN PetscErrorCode DMPlexSetActivePoint(DM, PetscInt);
    423: PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffLocal(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal *);
    424: PETSC_EXTERN PetscErrorCode DMPlexComputeL2FieldDiff(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal[]);
    425: PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffVec(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void **, Vec, Vec);
    426: PETSC_EXTERN PetscErrorCode DMPlexComputeL2FluxDiffVecLocal(Vec, PetscInt, Vec, PetscInt, Vec);
    427: PETSC_EXTERN PetscErrorCode DMPlexComputeL2FluxDiffVec(Vec, PetscInt, Vec, PetscInt, Vec);
    428: PETSC_EXTERN PetscErrorCode DMPlexComputeCellwiseIntegralFEM(DM, Vec, Vec, void *);
    429: PETSC_EXTERN PetscErrorCode DMPlexComputeIntegralFEM(DM, Vec, PetscScalar *, void *);
    430: PETSC_EXTERN PetscErrorCode DMPlexComputeBdIntegral(DM, Vec, DMLabel, PetscInt, const PetscInt[], 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[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]), PetscScalar *, void *);
    431: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorNested(DM, DM, PetscBool, Mat, void *);
    432: PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorGeneral(DM, DM, Mat, void *);
    433: PETSC_EXTERN PetscErrorCode DMPlexComputeClementInterpolant(DM, Vec, Vec);
    434: PETSC_EXTERN PetscErrorCode DMPlexComputeGradientClementInterpolant(DM, Vec, Vec);
    435: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorFEM(DM, DM, VecScatter *, void *);
    436: PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixNested(DM, DM, Mat, void *);
    437: PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixGeneral(DM, DM, Mat, void *);

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

    442: PETSC_EXTERN PetscErrorCode DMPlexSetSNESLocalFEM(DM, PetscBool, void *);
    443: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeBoundaryFEM(DM, Vec, void *);
    444: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeObjectiveFEM(DM, Vec, PetscReal *, void *);
    445: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeResidualFEM(DM, Vec, Vec, void *);
    446: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeResidualCEED(DM, Vec, Vec, void *);
    447: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeResidualDS(DM, Vec, Vec, void *);
    448: PETSC_EXTERN PetscErrorCode DMPlexSNESComputeJacobianFEM(DM, Vec, Mat, Mat, void *);
    449: PETSC_EXTERN PetscErrorCode DMPlexComputeBdResidualSingle(DM, PetscReal, PetscWeakForm, PetscFormKey, Vec, Vec, Vec);
    450: PETSC_EXTERN PetscErrorCode DMPlexComputeBdJacobianSingle(DM, PetscReal, PetscWeakForm, DMLabel, PetscInt, const PetscInt[], PetscInt, Vec, Vec, PetscReal, Mat, Mat);

    452: PETSC_EXTERN PetscErrorCode DMPlexTSComputeBoundary(DM, PetscReal, Vec, Vec, void *);
    453: PETSC_EXTERN PetscErrorCode DMPlexTSComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *);
    454: PETSC_EXTERN PetscErrorCode DMPlexTSComputeRHSFunctionFVMCEED(DM, PetscReal, Vec, Vec, void *);
    455: PETSC_EXTERN PetscErrorCode DMPlexTSComputeIFunctionFEM(DM, PetscReal, Vec, Vec, Vec, void *);
    456: PETSC_EXTERN PetscErrorCode DMPlexTSComputeIJacobianFEM(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *);
    457: PETSC_EXTERN PetscErrorCode DMPlexTSComputeRHSFunctionFEM(DM, PetscReal, Vec, Vec, void *);

    459: PETSC_EXTERN PetscErrorCode DMPlexReconstructGradientsFVM(DM, Vec, Vec);

    461: PETSC_EXTERN PetscErrorCode DMPlexGetUseCeed(DM, PetscBool *);
    462: PETSC_EXTERN PetscErrorCode DMPlexSetUseCeed(DM, PetscBool);
    463: PETSC_EXTERN PetscErrorCode DMPlexGetUseMatClosurePermutation(DM, PetscBool *);
    464: PETSC_EXTERN PetscErrorCode DMPlexSetUseMatClosurePermutation(DM, PetscBool);

    466: /* anchors */
    467: PETSC_EXTERN PetscErrorCode DMPlexGetAnchors(DM, PetscSection *, IS *);
    468: PETSC_EXTERN PetscErrorCode DMPlexSetAnchors(DM, PetscSection, IS);
    469: /* tree */
    470: PETSC_EXTERN PetscErrorCode DMPlexSetReferenceTree(DM, DM);
    471: PETSC_EXTERN PetscErrorCode DMPlexGetReferenceTree(DM, DM *);
    472: PETSC_EXTERN PetscErrorCode DMPlexReferenceTreeGetChildSymmetry(DM, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt *, PetscInt *);
    473: PETSC_EXTERN PetscErrorCode DMPlexCreateDefaultReferenceTree(MPI_Comm, PetscInt, PetscBool, DM *);
    474: PETSC_EXTERN PetscErrorCode DMPlexSetTree(DM, PetscSection, PetscInt[], PetscInt[]);
    475: PETSC_EXTERN PetscErrorCode DMPlexGetTree(DM, PetscSection *, PetscInt *[], PetscInt *[], PetscSection *, PetscInt *[]);
    476: PETSC_EXTERN PetscErrorCode DMPlexGetTreeParent(DM, PetscInt, PetscInt *, PetscInt *);
    477: PETSC_EXTERN PetscErrorCode DMPlexGetTreeChildren(DM, PetscInt, PetscInt *, const PetscInt *[]);
    478: PETSC_EXTERN PetscErrorCode DMPlexTreeRefineCell(DM, PetscInt, DM *);
    479: PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorReferenceTree(DM, Mat *);
    480: PETSC_EXTERN PetscErrorCode DMPlexTransferVecTree(DM, Vec, DM, Vec, PetscSF, PetscSF, PetscInt *, PetscInt *, PetscBool, PetscReal);

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

    484: /* natural order */
    485: PETSC_EXTERN PetscErrorCode DMPlexCreateGlobalToNaturalSF(DM, PetscSection, PetscSF, PetscSF *);
    486: PETSC_EXTERN PetscErrorCode DMPlexMigrateGlobalToNaturalSF(DM, DM, PetscSF, PetscSF, PetscSF *);
    487: PETSC_EXTERN PetscErrorCode DMPlexSetGlobalToNaturalSF(DM, PetscSF);
    488: PETSC_EXTERN PetscErrorCode DMPlexGetGlobalToNaturalSF(DM, PetscSF *);
    489: PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalBegin(DM, Vec, Vec);
    490: PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalEnd(DM, Vec, Vec);
    491: PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalBegin(DM, Vec, Vec);
    492: PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalEnd(DM, Vec, Vec);
    493: PETSC_EXTERN PetscErrorCode DMPlexCreateNaturalVector(DM, Vec *);

    495: /* mesh adaptation */
    496: PETSC_EXTERN PetscErrorCode DMPlexMetricSetFromOptions(DM);
    497: PETSC_EXTERN PetscErrorCode DMPlexMetricSetIsotropic(DM, PetscBool);
    498: PETSC_EXTERN PetscErrorCode DMPlexMetricIsIsotropic(DM, PetscBool *);
    499: PETSC_EXTERN PetscErrorCode DMPlexMetricSetUniform(DM, PetscBool);
    500: PETSC_EXTERN PetscErrorCode DMPlexMetricIsUniform(DM, PetscBool *);
    501: PETSC_EXTERN PetscErrorCode DMPlexMetricSetRestrictAnisotropyFirst(DM, PetscBool);
    502: PETSC_EXTERN PetscErrorCode DMPlexMetricRestrictAnisotropyFirst(DM, PetscBool *);
    503: PETSC_EXTERN PetscErrorCode DMPlexMetricSetNoInsertion(DM, PetscBool);
    504: PETSC_EXTERN PetscErrorCode DMPlexMetricNoInsertion(DM, PetscBool *);
    505: PETSC_EXTERN PetscErrorCode DMPlexMetricSetNoSwapping(DM, PetscBool);
    506: PETSC_EXTERN PetscErrorCode DMPlexMetricNoSwapping(DM, PetscBool *);
    507: PETSC_EXTERN PetscErrorCode DMPlexMetricSetNoMovement(DM, PetscBool);
    508: PETSC_EXTERN PetscErrorCode DMPlexMetricNoMovement(DM, PetscBool *);
    509: PETSC_EXTERN PetscErrorCode DMPlexMetricSetNoSurf(DM, PetscBool);
    510: PETSC_EXTERN PetscErrorCode DMPlexMetricNoSurf(DM, PetscBool *);
    511: PETSC_EXTERN PetscErrorCode DMPlexMetricSetMinimumMagnitude(DM, PetscReal);
    512: PETSC_EXTERN PetscErrorCode DMPlexMetricGetMinimumMagnitude(DM, PetscReal *);
    513: PETSC_EXTERN PetscErrorCode DMPlexMetricSetMaximumMagnitude(DM, PetscReal);
    514: PETSC_EXTERN PetscErrorCode DMPlexMetricGetMaximumMagnitude(DM, PetscReal *);
    515: PETSC_EXTERN PetscErrorCode DMPlexMetricSetMaximumAnisotropy(DM, PetscReal);
    516: PETSC_EXTERN PetscErrorCode DMPlexMetricGetMaximumAnisotropy(DM, PetscReal *);
    517: PETSC_EXTERN PetscErrorCode DMPlexMetricSetTargetComplexity(DM, PetscReal);
    518: PETSC_EXTERN PetscErrorCode DMPlexMetricGetTargetComplexity(DM, PetscReal *);
    519: PETSC_EXTERN PetscErrorCode DMPlexMetricSetNormalizationOrder(DM, PetscReal);
    520: PETSC_EXTERN PetscErrorCode DMPlexMetricGetNormalizationOrder(DM, PetscReal *);
    521: PETSC_EXTERN PetscErrorCode DMPlexMetricSetGradationFactor(DM, PetscReal);
    522: PETSC_EXTERN PetscErrorCode DMPlexMetricGetGradationFactor(DM, PetscReal *);
    523: PETSC_EXTERN PetscErrorCode DMPlexMetricSetHausdorffNumber(DM, PetscReal);
    524: PETSC_EXTERN PetscErrorCode DMPlexMetricGetHausdorffNumber(DM, PetscReal *);
    525: PETSC_EXTERN PetscErrorCode DMPlexMetricSetVerbosity(DM, PetscInt);
    526: PETSC_EXTERN PetscErrorCode DMPlexMetricGetVerbosity(DM, PetscInt *);
    527: PETSC_EXTERN PetscErrorCode DMPlexMetricSetNumIterations(DM, PetscInt);
    528: PETSC_EXTERN PetscErrorCode DMPlexMetricGetNumIterations(DM, PetscInt *);
    529: PETSC_EXTERN PetscErrorCode DMPlexMetricCreate(DM, PetscInt, Vec *);
    530: PETSC_EXTERN PetscErrorCode DMPlexMetricCreateUniform(DM, PetscInt, PetscReal, Vec *);
    531: PETSC_EXTERN PetscErrorCode DMPlexMetricCreateIsotropic(DM, PetscInt, Vec, Vec *);
    532: PETSC_EXTERN PetscErrorCode DMPlexMetricDeterminantCreate(DM, PetscInt, Vec *, DM *);
    533: PETSC_EXTERN PetscErrorCode DMPlexMetricEnforceSPD(DM, Vec, PetscBool, PetscBool, Vec, Vec);
    534: PETSC_EXTERN PetscErrorCode DMPlexMetricNormalize(DM, Vec, PetscBool, PetscBool, Vec, Vec);
    535: PETSC_EXTERN PetscErrorCode DMPlexMetricAverage(DM, PetscInt, PetscReal[], Vec[], Vec);
    536: PETSC_EXTERN PetscErrorCode DMPlexMetricAverage2(DM, Vec, Vec, Vec);
    537: PETSC_EXTERN PetscErrorCode DMPlexMetricAverage3(DM, Vec, Vec, Vec, Vec);
    538: PETSC_EXTERN PetscErrorCode DMPlexMetricIntersection(DM, PetscInt, Vec[], Vec);
    539: PETSC_EXTERN PetscErrorCode DMPlexMetricIntersection2(DM, Vec, Vec, Vec);
    540: PETSC_EXTERN PetscErrorCode DMPlexMetricIntersection3(DM, Vec, Vec, Vec, Vec);

    542: PETSC_EXTERN PetscErrorCode DMPlexGlobalToLocalBasis(DM, Vec);
    543: PETSC_EXTERN PetscErrorCode DMPlexLocalToGlobalBasis(DM, Vec);
    544: PETSC_EXTERN PetscErrorCode DMPlexCreateBasisRotation(DM, PetscReal, PetscReal, PetscReal);

    546: /* storage version */
    547: #define DMPLEX_STORAGE_VERSION_FIRST  "1.0.0"
    548: #define DMPLEX_STORAGE_VERSION_STABLE "1.0.0"
    549: #define DMPLEX_STORAGE_VERSION_LATEST "3.0.0"

    551: PETSC_EXTERN PetscErrorCode DMPlexTopologyView(DM, PetscViewer);
    552: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesView(DM, PetscViewer);
    553: PETSC_EXTERN PetscErrorCode DMPlexLabelsView(DM, PetscViewer);
    554: PETSC_EXTERN PetscErrorCode DMPlexSectionView(DM, PetscViewer, DM);
    555: PETSC_EXTERN PetscErrorCode DMPlexGlobalVectorView(DM, PetscViewer, DM, Vec);
    556: PETSC_EXTERN PetscErrorCode DMPlexLocalVectorView(DM, PetscViewer, DM, Vec);
    557: PETSC_EXTERN PetscErrorCode DMPlexVecView1D(DM, PetscInt, Vec[], PetscViewer);

    559: PETSC_EXTERN PetscErrorCode DMPlexTopologyLoad(DM, PetscViewer, PetscSF *);
    560: PETSC_EXTERN PetscErrorCode DMPlexCoordinatesLoad(DM, PetscViewer, PetscSF);
    561: PETSC_EXTERN PetscErrorCode DMPlexLabelsLoad(DM, PetscViewer, PetscSF);
    562: PETSC_EXTERN PetscErrorCode DMPlexSectionLoad(DM, PetscViewer, DM, PetscSF, PetscSF *, PetscSF *);
    563: PETSC_EXTERN PetscErrorCode DMPlexGlobalVectorLoad(DM, PetscViewer, DM, PetscSF, Vec);
    564: PETSC_EXTERN PetscErrorCode DMPlexLocalVectorLoad(DM, PetscViewer, DM, PetscSF, Vec);

    566: PETSC_EXTERN PetscErrorCode DMPlexGetLocalOffsets(DM, DMLabel, PetscInt, PetscInt, PetscInt, PetscInt *, PetscInt *, PetscInt *, PetscInt *, PetscInt **);
    567: PETSC_EXTERN PetscErrorCode DMPlexGetLocalOffsetsSupport(DM, DMLabel, PetscInt, PetscInt *, PetscInt *, PetscInt *, PetscInt **, PetscInt **);

    569: /* point queue */
    570: PETSC_EXTERN PetscErrorCode DMPlexPointQueueCreate(PetscInt, DMPlexPointQueue *);
    571: PETSC_EXTERN PetscErrorCode DMPlexPointQueueDestroy(DMPlexPointQueue *);
    572: PETSC_EXTERN PetscErrorCode DMPlexPointQueueEnsureSize(DMPlexPointQueue);
    573: PETSC_EXTERN PetscErrorCode DMPlexPointQueueEnqueue(DMPlexPointQueue, PetscInt);
    574: PETSC_EXTERN PetscErrorCode DMPlexPointQueueDequeue(DMPlexPointQueue, PetscInt *);
    575: PETSC_EXTERN PetscErrorCode DMPlexPointQueueFront(DMPlexPointQueue, PetscInt *);
    576: PETSC_EXTERN PetscErrorCode DMPlexPointQueueBack(DMPlexPointQueue, PetscInt *);
    577: PETSC_EXTERN PetscBool      DMPlexPointQueueEmpty(DMPlexPointQueue);
    578: PETSC_EXTERN PetscErrorCode DMPlexPointQueueEmptyCollective(PetscObject, DMPlexPointQueue, PetscBool *);

    580: #if defined(PETSC_HAVE_HDF5)
    581: struct _n_DMPlexStorageVersion {
    582:   int major, minor, subminor;
    583: };
    584: typedef struct _n_DMPlexStorageVersion *DMPlexStorageVersion;

    586: PETSC_EXTERN PetscErrorCode PetscViewerHDF5GetDMPlexStorageVersionReading(PetscViewer, DMPlexStorageVersion *);
    587: PETSC_EXTERN PetscErrorCode PetscViewerHDF5SetDMPlexStorageVersionReading(PetscViewer, DMPlexStorageVersion);
    588: PETSC_EXTERN PetscErrorCode PetscViewerHDF5GetDMPlexStorageVersionWriting(PetscViewer, DMPlexStorageVersion *);
    589: PETSC_EXTERN PetscErrorCode PetscViewerHDF5SetDMPlexStorageVersionWriting(PetscViewer, DMPlexStorageVersion);
    590: #endif