1 /* 2 DMPlex, for parallel unstructured distributed mesh problems. 3 */ 4 #if !defined(PETSCDMPLEX_H) 5 #define PETSCDMPLEX_H 6 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> 15 16 PETSC_EXTERN PetscClassId PETSCPARTITIONER_CLASSID; 17 18 /*J 19 PetscPartitionerType - String with the name of a PETSc graph partitioner 20 21 Level: beginner 22 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" 33 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_EXTERN PetscErrorCode PetscPartitionerViewFromOptions(PetscPartitioner,PetscObject,const char[]); 42 PETSC_EXTERN PetscErrorCode PetscPartitionerView(PetscPartitioner, PetscViewer); 43 PETSC_EXTERN PetscErrorCode PetscPartitionerRegister(const char [], PetscErrorCode (*)(PetscPartitioner)); 44 PETSC_EXTERN PetscErrorCode PetscPartitionerRegisterDestroy(void); 45 PETSC_EXTERN PetscErrorCode PetscPartitionerPartition(PetscPartitioner, PetscInt, PetscInt, PetscInt[], PetscInt[], PetscSection, PetscSection, PetscSection, IS*); 46 47 PETSC_EXTERN PetscErrorCode PetscPartitionerDMPlexPartition(PetscPartitioner, DM, PetscSection, PetscSection, IS *); 48 49 PETSC_EXTERN PetscErrorCode PetscPartitionerShellSetPartition(PetscPartitioner, PetscInt, const PetscInt[], const PetscInt[]); 50 PETSC_EXTERN PetscErrorCode PetscPartitionerShellSetRandom(PetscPartitioner, PetscBool); 51 PETSC_EXTERN PetscErrorCode PetscPartitionerShellGetRandom(PetscPartitioner, PetscBool *); 52 53 PETSC_EXTERN PetscErrorCode PetscPartitionerMatPartitioningGetMatPartitioning(PetscPartitioner part, MatPartitioning *mp); 54 55 PETSC_EXTERN PetscErrorCode DMPlexCreate(MPI_Comm, DM*); 56 PETSC_EXTERN PetscErrorCode DMPlexCreateCohesiveSubmesh(DM, PetscBool, const char [], PetscInt, DM *); 57 PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellList(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const int[], PetscInt, const double[], DM*); 58 PETSC_EXTERN PetscErrorCode DMPlexCreateFromCellListParallel(MPI_Comm, PetscInt, PetscInt, PetscInt, PetscInt, PetscBool, const int[], PetscInt, const PetscReal[], PetscSF *, DM *); 59 PETSC_EXTERN PetscErrorCode DMPlexCreateFromDAG(DM, PetscInt, const PetscInt [], const PetscInt [], const PetscInt [], const PetscInt [], const PetscScalar []); 60 PETSC_EXTERN PetscErrorCode DMPlexCreateReferenceCell(MPI_Comm, PetscInt, PetscBool, DM*); 61 PETSC_EXTERN PetscErrorCode DMPlexSetOptionsPrefix(DM, const char []); 62 PETSC_EXTERN PetscErrorCode DMPlexGetChart(DM, PetscInt *, PetscInt *); 63 PETSC_EXTERN PetscErrorCode DMPlexSetChart(DM, PetscInt, PetscInt); 64 PETSC_EXTERN PetscErrorCode DMPlexGetConeSize(DM, PetscInt, PetscInt *); 65 PETSC_EXTERN PetscErrorCode DMPlexSetConeSize(DM, PetscInt, PetscInt); 66 PETSC_EXTERN PetscErrorCode DMPlexAddConeSize(DM, PetscInt, PetscInt); 67 PETSC_EXTERN PetscErrorCode DMPlexGetCone(DM, PetscInt, const PetscInt *[]); 68 PETSC_EXTERN PetscErrorCode DMPlexGetConeTuple(DM, IS, PetscSection *, IS *); 69 PETSC_EXTERN PetscErrorCode DMPlexGetConeRecursive(DM, IS, PetscInt *, IS *[], PetscSection *[]); 70 PETSC_EXTERN PetscErrorCode DMPlexRestoreConeRecursive(DM, IS, PetscInt *, IS *[], PetscSection *[]); 71 PETSC_EXTERN PetscErrorCode DMPlexGetConeRecursiveVertices(DM, IS, IS *); 72 PETSC_EXTERN PetscErrorCode DMPlexSetCone(DM, PetscInt, const PetscInt[]); 73 PETSC_EXTERN PetscErrorCode DMPlexInsertCone(DM, PetscInt, PetscInt, PetscInt); 74 PETSC_EXTERN PetscErrorCode DMPlexInsertConeOrientation(DM, PetscInt, PetscInt, PetscInt); 75 PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientation(DM, PetscInt, const PetscInt *[]); 76 PETSC_EXTERN PetscErrorCode DMPlexSetConeOrientation(DM, PetscInt, const PetscInt[]); 77 PETSC_EXTERN PetscErrorCode DMPlexGetSupportSize(DM, PetscInt, PetscInt *); 78 PETSC_EXTERN PetscErrorCode DMPlexSetSupportSize(DM, PetscInt, PetscInt); 79 PETSC_EXTERN PetscErrorCode DMPlexGetSupport(DM, PetscInt, const PetscInt *[]); 80 PETSC_EXTERN PetscErrorCode DMPlexSetSupport(DM, PetscInt, const PetscInt[]); 81 PETSC_EXTERN PetscErrorCode DMPlexInsertSupport(DM, PetscInt, PetscInt, PetscInt); 82 PETSC_EXTERN PetscErrorCode DMPlexGetConeSection(DM, PetscSection *); 83 PETSC_EXTERN PetscErrorCode DMPlexGetSupportSection(DM, PetscSection *); 84 PETSC_EXTERN PetscErrorCode DMPlexGetCones(DM, PetscInt *[]); 85 PETSC_EXTERN PetscErrorCode DMPlexGetConeOrientations(DM, PetscInt *[]); 86 PETSC_EXTERN PetscErrorCode DMPlexGetMaxSizes(DM, PetscInt *, PetscInt *); 87 PETSC_EXTERN PetscErrorCode DMPlexSymmetrize(DM); 88 PETSC_EXTERN PetscErrorCode DMPlexStratify(DM); 89 PETSC_EXTERN PetscErrorCode DMPlexEqual(DM,DM,PetscBool*); 90 PETSC_EXTERN PetscErrorCode DMPlexReverseCell(DM, PetscInt); 91 PETSC_EXTERN PetscErrorCode DMPlexOrientCell(DM,PetscInt,PetscInt,const PetscInt[]); 92 PETSC_EXTERN PetscErrorCode DMPlexCompareOrientations(DM, PetscInt, PetscInt, const PetscInt [], PetscInt *, PetscBool *); 93 PETSC_EXTERN PetscErrorCode DMPlexOrient(DM); 94 PETSC_EXTERN PetscErrorCode DMPlexPreallocateOperator(DM, PetscInt, PetscInt[], PetscInt[], PetscInt[], PetscInt[], Mat, PetscBool); 95 PETSC_EXTERN PetscErrorCode DMPlexGetPointLocal(DM,PetscInt,PetscInt*,PetscInt*); 96 PETSC_EXTERN PetscErrorCode DMPlexPointLocalRead(DM,PetscInt,const PetscScalar*,void*); 97 PETSC_EXTERN PetscErrorCode DMPlexPointLocalRef(DM,PetscInt,PetscScalar*,void*); 98 PETSC_EXTERN PetscErrorCode DMPlexGetPointLocalField(DM,PetscInt,PetscInt,PetscInt*,PetscInt*); 99 PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRef(DM,PetscInt,PetscInt,PetscScalar*,void*); 100 PETSC_EXTERN PetscErrorCode DMPlexPointLocalFieldRead(DM,PetscInt,PetscInt,const PetscScalar*,void*); 101 PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobal(DM,PetscInt,PetscInt*,PetscInt*); 102 PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRead(DM,PetscInt,const PetscScalar*,const void*); 103 PETSC_EXTERN PetscErrorCode DMPlexPointGlobalRef(DM,PetscInt,PetscScalar*,void*); 104 PETSC_EXTERN PetscErrorCode DMPlexGetPointGlobalField(DM,PetscInt,PetscInt,PetscInt*,PetscInt*); 105 PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRef(DM,PetscInt,PetscInt,PetscScalar*,void*); 106 PETSC_EXTERN PetscErrorCode DMPlexPointGlobalFieldRead(DM,PetscInt,PetscInt,const PetscScalar*, void*); 107 108 /* Topological interpolation */ 109 PETSC_EXTERN const char * const DMPlexInterpolatedFlags[]; 110 /*E 111 DMPlexInterpolatedFlag - Describes level of topological interpolatedness. 112 It is a local or collective property depending on whether it is returned by DMPlexIsInterpolated() or DMPlexIsInterpolatedCollective(). 113 114 $ DMPLEX_INTERPOLATED_INVALID - Uninitialized value (internal use only; never returned by DMPlexIsInterpolated() or DMPlexIsInterpolatedCollective()) 115 $ DMPLEX_INTERPOLATED_NONE - Mesh is not interpolated 116 $ 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) 117 $ DMPLEX_INTERPOLATED_MIXED - Can be returned only by DMPlexIsInterpolatedCollective(), meaning that DMPlexIsInterpolated() returns different interpolatedness on different ranks 118 $ DMPLEX_INTERPOLATED_FULL - Mesh is fully interpolated 119 120 Level: intermediate 121 122 Developer Note: 123 Any additions/changes here MUST also be made in include/petsc/finclude/petscdmplex.h and src/dm/f90-mod/petscdmplex.h 124 125 .seealso: DMPlexIsInterpolated(), DMPlexIsInterpolatedCollective(), DMPlexInterpolate(), DMPlexUninterpolate() 126 E*/ 127 typedef enum { 128 DMPLEX_INTERPOLATED_INVALID = -1, 129 DMPLEX_INTERPOLATED_NONE = 0, 130 DMPLEX_INTERPOLATED_PARTIAL, 131 DMPLEX_INTERPOLATED_MIXED, 132 DMPLEX_INTERPOLATED_FULL 133 } DMPlexInterpolatedFlag; 134 PETSC_EXTERN PetscErrorCode DMPlexInterpolate(DM, DM *); 135 PETSC_EXTERN PetscErrorCode DMPlexUninterpolate(DM, DM *); 136 PETSC_EXTERN PetscErrorCode DMPlexInterpolatePointSF(DM, PetscSF); 137 PETSC_EXTERN PetscErrorCode DMPlexIsInterpolated(DM, DMPlexInterpolatedFlag *); 138 PETSC_EXTERN PetscErrorCode DMPlexIsInterpolatedCollective(DM, DMPlexInterpolatedFlag *); 139 140 PETSC_EXTERN PetscErrorCode DMPlexFilter(DM, DMLabel, PetscInt, DM *); 141 PETSC_EXTERN PetscErrorCode DMPlexGetCellNumbering(DM, IS *); 142 PETSC_EXTERN PetscErrorCode DMPlexGetVertexNumbering(DM, IS *); 143 PETSC_EXTERN PetscErrorCode DMPlexCreatePointNumbering(DM, IS *); 144 PETSC_EXTERN PetscErrorCode DMPlexCreateRankField(DM, Vec *); 145 PETSC_EXTERN PetscErrorCode DMPlexCreateLabelField(DM, DMLabel, Vec *); 146 147 PETSC_EXTERN PetscErrorCode DMPlexGetDepth(DM, PetscInt *); 148 PETSC_EXTERN PetscErrorCode DMPlexGetDepthLabel(DM, DMLabel *); 149 PETSC_EXTERN PetscErrorCode DMPlexGetDepthStratum(DM, PetscInt, PetscInt *, PetscInt *); 150 PETSC_EXTERN PetscErrorCode DMPlexGetHeightStratum(DM, PetscInt, PetscInt *, PetscInt *); 151 PETSC_EXTERN PetscErrorCode DMPlexGetPointDepth(DM, PetscInt, PetscInt *); 152 PETSC_EXTERN PetscErrorCode DMPlexGetPointHeight(DM, PetscInt, PetscInt *); 153 PETSC_EXTERN PetscErrorCode DMPlexGetCellTypeLabel(DM, DMLabel *); 154 PETSC_EXTERN PetscErrorCode DMPlexGetCellType(DM, PetscInt, DMPolytopeType *); 155 PETSC_EXTERN PetscErrorCode DMPlexComputeCellTypes(DM); 156 157 /* Topological Operations */ 158 PETSC_EXTERN PetscErrorCode DMPlexGetMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **); 159 PETSC_EXTERN PetscErrorCode DMPlexGetFullMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **); 160 PETSC_EXTERN PetscErrorCode DMPlexRestoreMeet(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **); 161 PETSC_EXTERN PetscErrorCode DMPlexGetJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **); 162 PETSC_EXTERN PetscErrorCode DMPlexGetFullJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **); 163 PETSC_EXTERN PetscErrorCode DMPlexRestoreJoin(DM, PetscInt, const PetscInt [], PetscInt *, const PetscInt **); 164 PETSC_EXTERN PetscErrorCode DMPlexGetTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]); 165 PETSC_EXTERN PetscErrorCode DMPlexRestoreTransitiveClosure(DM, PetscInt, PetscBool, PetscInt *, PetscInt *[]); 166 167 /* Mesh Generation */ 168 PETSC_EXTERN PetscErrorCode DMPlexGenerate(DM, const char [], PetscBool , DM *); 169 PETSC_EXTERN PetscErrorCode DMPlexGenerateRegister(const char[],PetscErrorCode (*)(DM,PetscBool,DM*),PetscErrorCode (*)(DM,double*,DM*),PetscInt); 170 PETSC_EXTERN PetscErrorCode DMPlexGenerateRegisterAll(void); 171 PETSC_EXTERN PetscErrorCode DMPlexGenerateRegisterDestroy(void); 172 PETSC_EXTERN PetscErrorCode DMPlexCopyCoordinates(DM, DM); 173 PETSC_EXTERN PetscErrorCode DMPlexCreateDoublet(MPI_Comm, PetscInt, PetscBool, PetscBool, PetscBool, PetscReal, DM *); 174 PETSC_EXTERN PetscErrorCode DMPlexCreateSquareBoundary(DM, const PetscReal [], const PetscReal [], const PetscInt []); 175 PETSC_EXTERN PetscErrorCode DMPlexCreateCubeBoundary(DM, const PetscReal [], const PetscReal [], const PetscInt []); 176 PETSC_EXTERN PetscErrorCode DMPlexCreateBoxMesh(MPI_Comm, PetscInt, PetscBool, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, DM *); 177 PETSC_EXTERN PetscErrorCode DMPlexCreateSphereMesh(MPI_Comm, PetscInt, PetscBool, DM *); 178 PETSC_EXTERN PetscErrorCode DMPlexCreateHexCylinderMesh(MPI_Comm, PetscInt, DMBoundaryType, DM *); 179 PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeCylinderMesh(MPI_Comm, PetscInt, PetscBool, DM *); 180 PETSC_EXTERN PetscErrorCode DMPlexCreateWedgeBoxMesh(MPI_Comm, const PetscInt[], const PetscReal[], const PetscReal[], const DMBoundaryType[], PetscBool, PetscBool, DM *); 181 PETSC_EXTERN PetscErrorCode DMPlexExtrude(DM, PetscInt, PetscReal, PetscBool, PetscBool, DM *); 182 PETSC_EXTERN PetscErrorCode DMPlexCreateConeSection(DM, PetscSection *); 183 PETSC_EXTERN PetscErrorCode DMPlexInvertCell(PetscInt, PetscInt, int []); 184 185 PETSC_EXTERN PetscErrorCode DMPlexCheckSymmetry(DM); 186 PETSC_EXTERN PetscErrorCode DMPlexCheckSkeleton(DM, PetscInt); 187 PETSC_EXTERN PetscErrorCode DMPlexCheckFaces(DM, PetscInt); 188 PETSC_EXTERN PetscErrorCode DMPlexCheckGeometry(DM); 189 PETSC_EXTERN PetscErrorCode DMPlexCheckPointSF(DM); 190 PETSC_EXTERN PetscErrorCode DMPlexCheckInterfaceCones(DM); 191 PETSC_EXTERN PetscErrorCode DMPlexCheckCellShape(DM, PetscBool, PetscReal); 192 193 PETSC_EXTERN PetscErrorCode DMPlexTriangleSetOptions(DM, const char *); 194 PETSC_EXTERN PetscErrorCode DMPlexTetgenSetOptions(DM, const char *); 195 196 PETSC_EXTERN PetscErrorCode DMPlexCreateFromFile(MPI_Comm, const char[], PetscBool, DM *); 197 PETSC_EXTERN PetscErrorCode DMPlexCreateExodus(MPI_Comm, PetscInt, PetscBool, DM *); 198 PETSC_EXTERN PetscErrorCode DMPlexCreateExodusFromFile(MPI_Comm, const char [], PetscBool, DM *); 199 PETSC_EXTERN PetscErrorCode DMPlexCreateCGNS(MPI_Comm, PetscInt, PetscBool, DM *); 200 PETSC_EXTERN PetscErrorCode DMPlexCreateCGNSFromFile(MPI_Comm, const char[], PetscBool, DM *); 201 PETSC_EXTERN PetscErrorCode DMPlexCreateGmsh(MPI_Comm, PetscViewer, PetscBool, DM *); 202 PETSC_EXTERN PetscErrorCode DMPlexCreateGmshFromFile(MPI_Comm, const char [], PetscBool, DM *); 203 PETSC_EXTERN PetscErrorCode DMPlexCreateFluent(MPI_Comm, PetscViewer, PetscBool, DM *); 204 PETSC_EXTERN PetscErrorCode DMPlexCreateFluentFromFile(MPI_Comm, const char [], PetscBool, DM *); 205 PETSC_EXTERN PetscErrorCode DMPlexCreateMedFromFile(MPI_Comm, const char [], PetscBool, DM *); 206 PETSC_EXTERN PetscErrorCode DMPlexCreatePLYFromFile(MPI_Comm, const char [], PetscBool, DM *); 207 208 PETSC_EXTERN PetscErrorCode PetscViewerExodusIIGetId(PetscViewer, int *); 209 210 /* Mesh Partitioning and Distribution */ 211 PETSC_EXTERN PetscErrorCode DMPlexCreateNeighborCSR(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **); 212 PETSC_EXTERN PetscErrorCode DMPlexGetPartitioner(DM, PetscPartitioner *); 213 PETSC_EXTERN PetscErrorCode DMPlexSetPartitioner(DM, PetscPartitioner); 214 PETSC_EXTERN PetscErrorCode DMPlexCreatePartition(DM, const char[], PetscInt, PetscBool, PetscSection *, IS *, PetscSection *, IS *); 215 PETSC_EXTERN PetscErrorCode DMPlexCreatePartitionerGraph(DM, PetscInt, PetscInt *, PetscInt **, PetscInt **, IS *); 216 PETSC_EXTERN PetscErrorCode DMPlexCreatePartitionClosure(DM, PetscSection, IS, PetscSection *, IS *); 217 PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelInvert(DM, DMLabel, PetscSF, DMLabel); 218 PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelClosure(DM, DMLabel); 219 PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelAdjacency(DM, DMLabel); 220 PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelPropagate(DM, DMLabel); 221 PETSC_EXTERN PetscErrorCode DMPlexPartitionLabelCreateSF(DM, DMLabel, PetscSF *); 222 PETSC_EXTERN PetscErrorCode DMPlexSetPartitionBalance(DM, PetscBool); 223 PETSC_EXTERN PetscErrorCode DMPlexGetPartitionBalance(DM, PetscBool *); 224 PETSC_EXTERN PetscErrorCode DMPlexIsDistributed(DM, PetscBool *); 225 PETSC_EXTERN PetscErrorCode DMPlexDistribute(DM, PetscInt, PetscSF*, DM*); 226 PETSC_EXTERN PetscErrorCode DMPlexDistributeOverlap(DM, PetscInt, PetscSF *, DM *); 227 PETSC_EXTERN PetscErrorCode DMPlexGetOverlap(DM, PetscInt *); 228 PETSC_EXTERN PetscErrorCode DMPlexDistributeField(DM,PetscSF,PetscSection,Vec,PetscSection,Vec); 229 PETSC_EXTERN PetscErrorCode DMPlexDistributeFieldIS(DM, PetscSF, PetscSection, IS, PetscSection, IS *); 230 PETSC_EXTERN PetscErrorCode DMPlexDistributeData(DM,PetscSF,PetscSection,MPI_Datatype,void*,PetscSection,void**); 231 PETSC_EXTERN PetscErrorCode DMPlexRebalanceSharedPoints(DM, PetscInt, PetscBool, PetscBool, PetscBool*); 232 PETSC_EXTERN PetscErrorCode DMPlexMigrate(DM, PetscSF, DM); 233 PETSC_EXTERN PetscErrorCode DMPlexGetGatherDM(DM, PetscSF*, DM*); 234 PETSC_EXTERN PetscErrorCode DMPlexGetRedundantDM(DM, PetscSF*, DM*); 235 PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUser(DM, PetscErrorCode (*)(DM,PetscInt,PetscInt*,PetscInt[],void*),void*); 236 PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUser(DM, PetscErrorCode (**)(DM,PetscInt,PetscInt*,PetscInt[],void*),void**); 237 PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseCone(DM,PetscBool); 238 PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseCone(DM,PetscBool*); 239 PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseClosure(DM,PetscBool); 240 PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseClosure(DM,PetscBool*); 241 PETSC_EXTERN PetscErrorCode DMPlexSetAdjacencyUseAnchors(DM,PetscBool); 242 PETSC_EXTERN PetscErrorCode DMPlexGetAdjacencyUseAnchors(DM,PetscBool*); 243 PETSC_EXTERN PetscErrorCode DMPlexGetAdjacency(DM, PetscInt, PetscInt *, PetscInt *[]); 244 PETSC_EXTERN PetscErrorCode DMPlexSetMigrationSF(DM, PetscSF); 245 PETSC_EXTERN PetscErrorCode DMPlexGetMigrationSF(DM, PetscSF *); 246 247 PETSC_EXTERN PetscErrorCode DMPlexGetOrdering(DM, MatOrderingType, DMLabel, IS *); 248 PETSC_EXTERN PetscErrorCode DMPlexPermute(DM, IS, DM *); 249 250 PETSC_EXTERN PetscErrorCode DMPlexCreateProcessSF(DM, PetscSF, IS *, PetscSF *); 251 PETSC_EXTERN PetscErrorCode DMPlexCreateTwoSidedProcessSF(DM, PetscSF, PetscSection, IS, PetscSection, IS, IS *, PetscSF *); 252 PETSC_EXTERN PetscErrorCode DMPlexDistributeOwnership(DM, PetscSection, IS *, PetscSection, IS *); 253 PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapLabel(DM, PetscInt, PetscSection, IS, PetscSection, IS, DMLabel *); 254 PETSC_EXTERN PetscErrorCode DMPlexCreateOverlapMigrationSF(DM, PetscSF, PetscSF *); 255 PETSC_EXTERN PetscErrorCode DMPlexStratifyMigrationSF(DM, PetscSF, PetscSF *); 256 257 /* Submesh Support */ 258 PETSC_EXTERN PetscErrorCode DMPlexCreateSubmesh(DM, DMLabel, PetscInt, PetscBool, DM*); 259 PETSC_EXTERN PetscErrorCode DMPlexCreateHybridMesh(DM, DMLabel, DMLabel, DMLabel *, DMLabel *, DM *, DM *); 260 PETSC_EXTERN PetscErrorCode DMPlexGetSubpointMap(DM, DMLabel*); 261 PETSC_EXTERN PetscErrorCode DMPlexSetSubpointMap(DM, DMLabel); 262 PETSC_EXTERN PetscErrorCode DMPlexCreateSubpointIS(DM, IS *); 263 264 PETSC_EXTERN PetscErrorCode DMGetEnclosureRelation(DM, DM, DMEnclosureType *); 265 PETSC_EXTERN PetscErrorCode DMGetEnclosurePoint(DM, DM, DMEnclosureType, PetscInt, PetscInt *); 266 267 PETSC_EXTERN PetscErrorCode DMPlexLabelComplete(DM, DMLabel); 268 PETSC_EXTERN PetscErrorCode DMPlexLabelCohesiveComplete(DM, DMLabel, DMLabel, PetscBool, DM); 269 PETSC_EXTERN PetscErrorCode DMPlexLabelAddCells(DM, DMLabel); 270 PETSC_EXTERN PetscErrorCode DMPlexLabelAddFaceCells(DM, DMLabel); 271 PETSC_EXTERN PetscErrorCode DMPlexLabelClearCells(DM, DMLabel); 272 273 PETSC_EXTERN PetscErrorCode DMPlexGetRefinementLimit(DM, PetscReal *); 274 PETSC_EXTERN PetscErrorCode DMPlexSetRefinementLimit(DM, PetscReal); 275 PETSC_EXTERN PetscErrorCode DMPlexGetRefinementUniform(DM, PetscBool *); 276 PETSC_EXTERN PetscErrorCode DMPlexSetRefinementUniform(DM, PetscBool); 277 PETSC_EXTERN PetscErrorCode DMPlexGetRefinementFunction(DM, PetscErrorCode (**)(const PetscReal [], PetscReal *)); 278 PETSC_EXTERN PetscErrorCode DMPlexSetRefinementFunction(DM, PetscErrorCode (*)(const PetscReal [], PetscReal *)); 279 PETSC_EXTERN PetscErrorCode DMPlexCreateCoarsePointIS(DM, IS *); 280 PETSC_EXTERN PetscErrorCode DMPlexGetRegularRefinement(DM, PetscBool *); 281 PETSC_EXTERN PetscErrorCode DMPlexSetRegularRefinement(DM, PetscBool); 282 PETSC_EXTERN PetscErrorCode DMPlexRefineSimplexToTensor(DM, DM*); 283 284 /* Support for cell-vertex meshes */ 285 PETSC_EXTERN PetscErrorCode DMPlexGetNumFaceVertices(DM, PetscInt, PetscInt, PetscInt *); 286 PETSC_EXTERN PetscErrorCode DMPlexGetOrientedFace(DM, PetscInt, PetscInt, const PetscInt [], PetscInt, PetscInt [], PetscInt [], PetscInt [], PetscBool *); 287 288 /* Geometry Support */ 289 PETSC_EXTERN PetscErrorCode DMPlexGetMinRadius(DM, PetscReal *); 290 PETSC_EXTERN PetscErrorCode DMPlexSetMinRadius(DM, PetscReal); 291 PETSC_EXTERN PetscErrorCode DMPlexComputeProjection2Dto1D(PetscScalar[], PetscReal[]); 292 PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto1D(PetscScalar[], PetscReal[]); 293 PETSC_EXTERN PetscErrorCode DMPlexComputeProjection3Dto2D(PetscInt, PetscScalar[], PetscReal[]); 294 295 /* Point Location */ 296 typedef struct _PetscGridHash *PetscGridHash; 297 PETSC_EXTERN PetscErrorCode PetscGridHashCreate(MPI_Comm, PetscInt, const PetscScalar[], PetscGridHash *); 298 PETSC_EXTERN PetscErrorCode PetscGridHashEnlarge(PetscGridHash, const PetscScalar []); 299 PETSC_EXTERN PetscErrorCode PetscGridHashSetGrid(PetscGridHash, const PetscInt [], const PetscReal []); 300 PETSC_EXTERN PetscErrorCode PetscGridHashGetEnclosingBox(PetscGridHash, PetscInt, const PetscScalar [], PetscInt [], PetscInt []); 301 PETSC_EXTERN PetscErrorCode PetscGridHashDestroy(PetscGridHash *); 302 PETSC_EXTERN PetscErrorCode DMPlexFindVertices(DM, PetscInt, const PetscReal [], PetscReal, PetscInt []); 303 304 /* FVM Support */ 305 PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFVM(DM, PetscInt, PetscReal *, PetscReal [], PetscReal []); 306 PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFVM(DM, Vec *, Vec *); 307 PETSC_EXTERN PetscErrorCode DMPlexComputeGradientFVM(DM, PetscFV, Vec, Vec, DM *); 308 PETSC_EXTERN PetscErrorCode DMPlexGetDataFVM(DM, PetscFV, Vec *, Vec *, DM *); 309 310 /* FEM Support */ 311 PETSC_EXTERN PetscErrorCode DMPlexComputeGeometryFEM(DM, Vec *); 312 PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValues(DM, PetscBool, Vec, PetscReal, Vec, Vec, Vec); 313 PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssential(DM, PetscReal, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt[], 314 PetscErrorCode (*)(PetscInt, PetscReal, const PetscReal[], PetscInt, PetscScalar *, void *), void *, Vec ); 315 PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesEssentialField(DM, PetscReal, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [], 316 void (*)(PetscInt, PetscInt, PetscInt, 317 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 318 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 319 PetscReal, const PetscReal[], PetscInt, const PetscScalar[], 320 PetscScalar[]), 321 void *, Vec); 322 PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesRiemann(DM, PetscReal, Vec, Vec, Vec, PetscInt, PetscInt, const PetscInt[], DMLabel, PetscInt, const PetscInt [], 323 PetscErrorCode (*)(PetscReal,const PetscReal*,const PetscReal*,const PetscScalar*,PetscScalar*,void*), void *, Vec); 324 PETSC_EXTERN PetscErrorCode DMPlexMarkBoundaryFaces(DM, PetscInt, DMLabel); 325 326 PETSC_EXTERN PetscErrorCode DMPlexCreateSection(DM, DMLabel [], const PetscInt [], const PetscInt [], PetscInt, const PetscInt [], const IS [], const IS [], IS, PetscSection *); 327 PETSC_EXTERN PetscErrorCode DMPlexGetSubdomainSection(DM, PetscSection*); 328 329 PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryAffineFEM(DM, PetscInt, PetscReal *, PetscReal *, PetscReal *, PetscReal *); 330 PETSC_EXTERN PetscErrorCode DMPlexComputeCellGeometryFEM(DM, PetscInt, PetscQuadrature, PetscReal *, PetscReal *, PetscReal *, PetscReal *); 331 PETSC_EXTERN PetscErrorCode DMPlexCoordinatesToReference(DM, PetscInt, PetscInt, const PetscReal [], PetscReal[]); 332 PETSC_EXTERN PetscErrorCode DMPlexReferenceToCoordinates(DM, PetscInt, PetscInt, const PetscReal [], PetscReal[]); 333 PETSC_EXTERN PetscErrorCode DMPlexShearGeometry(DM, DMDirection, PetscReal[]); 334 PETSC_EXTERN PetscErrorCode DMPlexRemapGeometry(DM, PetscReal, 335 void (*)(PetscInt, PetscInt, PetscInt, 336 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 337 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 338 PetscReal, const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[])); 339 340 PETSC_EXTERN PetscErrorCode DMPlexVecGetClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]); 341 PETSC_EXTERN PetscErrorCode DMPlexVecRestoreClosure(DM, PetscSection, Vec, PetscInt, PetscInt *, PetscScalar *[]); 342 PETSC_EXTERN PetscErrorCode DMPlexVecSetClosure(DM, PetscSection, Vec, PetscInt, const PetscScalar[], InsertMode); 343 PETSC_EXTERN PetscErrorCode DMPlexMatSetClosure(DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode); 344 PETSC_EXTERN PetscErrorCode DMPlexGetClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscInt *, PetscInt **, PetscInt *); 345 PETSC_EXTERN PetscErrorCode DMPlexRestoreClosureIndices(DM, PetscSection, PetscSection, PetscInt, PetscInt *, PetscInt **,PetscInt *); 346 PETSC_EXTERN PetscErrorCode DMPlexMatSetClosureRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, Mat, PetscInt, const PetscScalar[], InsertMode); 347 PETSC_EXTERN PetscErrorCode DMPlexMatGetClosureIndicesRefined(DM, PetscSection, PetscSection, DM, PetscSection, PetscSection, PetscInt, PetscInt[], PetscInt[]); 348 PETSC_EXTERN PetscErrorCode DMPlexCreateClosureIndex(DM, PetscSection); 349 PETSC_EXTERN PetscErrorCode DMPlexSetClosurePermutationTensor(DM, PetscInt, PetscSection); 350 351 PETSC_EXTERN PetscErrorCode DMPlexConstructGhostCells(DM, const char [], PetscInt *, DM *); 352 PETSC_EXTERN PetscErrorCode DMPlexConstructCohesiveCells(DM, DMLabel, DMLabel, DM *); 353 354 PETSC_EXTERN PetscErrorCode DMPlexGetHybridBounds(DM, PetscInt *, PetscInt *, PetscInt *, PetscInt *); 355 PETSC_EXTERN PetscErrorCode DMPlexSetHybridBounds(DM, PetscInt, PetscInt, PetscInt, PetscInt); 356 PETSC_EXTERN PetscErrorCode DMPlexGetVTKCellHeight(DM, PetscInt *); 357 PETSC_EXTERN PetscErrorCode DMPlexSetVTKCellHeight(DM, PetscInt); 358 PETSC_EXTERN PetscErrorCode DMPlexVTKWriteAll(PetscObject, PetscViewer); 359 PETSC_EXTERN PetscErrorCode DMPlexGetGhostCellStratum(DM, PetscInt *, PetscInt *); 360 PETSC_EXTERN PetscErrorCode DMPlexSetGhostCellStratum(DM, PetscInt, PetscInt); 361 PETSC_EXTERN PetscErrorCode DMPlexGetInteriorCellStratum(DM, PetscInt *, PetscInt *); 362 363 PETSC_EXTERN PetscErrorCode DMPlexGetCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **); 364 PETSC_EXTERN PetscErrorCode DMPlexRestoreCellFields(DM, IS, Vec, Vec, Vec, PetscScalar **, PetscScalar **, PetscScalar **); 365 PETSC_EXTERN PetscErrorCode DMPlexGetFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **); 366 PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceFields(DM, PetscInt, PetscInt, Vec, Vec, Vec, Vec, Vec, PetscInt *, PetscScalar **, PetscScalar **); 367 PETSC_EXTERN PetscErrorCode DMPlexGetFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **); 368 PETSC_EXTERN PetscErrorCode DMPlexRestoreFaceGeometry(DM, PetscInt, PetscInt, Vec, Vec, PetscInt *, PetscFVFaceGeom **, PetscReal **); 369 370 PETSC_EXTERN PetscErrorCode DMPlexGetScale(DM, PetscUnit, PetscReal *); 371 PETSC_EXTERN PetscErrorCode DMPlexSetScale(DM, PetscUnit, PetscReal); 372 373 typedef struct { 374 DM dm; 375 Vec u; /* The base vector for the Jacobian action J(u) x */ 376 Mat J; /* Preconditioner for testing */ 377 void *user; 378 } JacActionCtx; 379 380 PETSC_EXTERN PetscErrorCode DMPlexInsertBoundaryValuesFEM(DM, Vec); 381 PETSC_EXTERN PetscErrorCode DMPlexSetMaxProjectionHeight(DM, PetscInt); 382 PETSC_EXTERN PetscErrorCode DMPlexGetMaxProjectionHeight(DM, PetscInt*); 383 PETSC_EXTERN PetscErrorCode DMPlexProjectFieldLocal(DM, Vec, 384 void (**)(PetscInt, PetscInt, PetscInt, 385 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 386 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 387 PetscReal, const PetscReal [], PetscScalar []), InsertMode, Vec); 388 PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffLocal(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal *); 389 PETSC_EXTERN PetscErrorCode DMPlexComputeL2FieldDiff(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, PetscReal[]); 390 PETSC_EXTERN PetscErrorCode DMPlexComputeL2DiffVec(DM, PetscReal, PetscErrorCode (**)(PetscInt, PetscReal, const PetscReal [], PetscInt, PetscScalar *, void *), void **, Vec, Vec); 391 PETSC_EXTERN PetscErrorCode DMPlexComputeCellwiseIntegralFEM(DM, Vec, Vec, void *); 392 PETSC_EXTERN PetscErrorCode DMPlexComputeIntegralFEM(DM, Vec, PetscScalar *, void *); 393 PETSC_EXTERN PetscErrorCode DMPlexComputeBdIntegral(DM, Vec, DMLabel, PetscInt, const PetscInt[], 394 void (*)(PetscInt, PetscInt, PetscInt, 395 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 396 const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[], 397 PetscReal, const PetscReal[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]), 398 PetscScalar *, void *); 399 PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorNested(DM, DM, Mat, void *); 400 PETSC_EXTERN PetscErrorCode DMPlexComputeInterpolatorGeneral(DM, DM, Mat, void *); 401 PETSC_EXTERN PetscErrorCode DMPlexComputeGradientClementInterpolant(DM, Vec, Vec); 402 PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorFEM(DM, DM, VecScatter *, void *); 403 PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixNested(DM, DM, Mat, void *); 404 PETSC_EXTERN PetscErrorCode DMPlexComputeMassMatrixGeneral(DM, DM, Mat, void *); 405 406 PETSC_EXTERN PetscErrorCode DMPlexCreateRigidBody(DM, MatNullSpace *); 407 PETSC_EXTERN PetscErrorCode DMPlexCreateRigidBodies(DM, PetscInt, DMLabel, const PetscInt[], const PetscInt[], MatNullSpace *); 408 409 PETSC_EXTERN PetscErrorCode DMPlexSetSNESLocalFEM(DM,void *,void *,void *); 410 PETSC_EXTERN PetscErrorCode DMPlexSNESComputeBoundaryFEM(DM, Vec, void *); 411 PETSC_EXTERN PetscErrorCode DMPlexSNESComputeResidualFEM(DM, Vec, Vec, void *); 412 PETSC_EXTERN PetscErrorCode DMPlexSNESComputeJacobianFEM(DM, Vec, Mat, Mat, void *); 413 PETSC_EXTERN PetscErrorCode DMPlexComputeJacobianAction(DM, IS, PetscReal, PetscReal, Vec, Vec, Vec, Vec, void *); 414 PETSC_EXTERN PetscErrorCode DMPlexComputeBdResidualSingle(DM, PetscReal, DMLabel, PetscInt, const PetscInt[], PetscInt, Vec, Vec, Vec); 415 PETSC_EXTERN PetscErrorCode DMPlexComputeBdJacobianSingle(DM, PetscReal, DMLabel, PetscInt, const PetscInt[], PetscInt, Vec, Vec, PetscReal, Mat, Mat); 416 417 PETSC_EXTERN PetscErrorCode DMPlexTSComputeBoundary(DM, PetscReal, Vec, Vec, void *); 418 PETSC_EXTERN PetscErrorCode DMPlexTSComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *); 419 PETSC_EXTERN PetscErrorCode DMPlexTSComputeIFunctionFEM(DM, PetscReal, Vec, Vec, Vec, void *); 420 PETSC_EXTERN PetscErrorCode DMPlexTSComputeIJacobianFEM(DM, PetscReal, Vec, Vec, PetscReal, Mat, Mat, void *); 421 422 PETSC_EXTERN PetscErrorCode DMPlexComputeRHSFunctionFVM(DM, PetscReal, Vec, Vec, void *); 423 PETSC_EXTERN PetscErrorCode DMPlexReconstructGradientsFVM(DM,Vec,Vec); 424 425 /* anchors */ 426 PETSC_EXTERN PetscErrorCode DMPlexGetAnchors(DM, PetscSection*, IS*); 427 PETSC_EXTERN PetscErrorCode DMPlexSetAnchors(DM, PetscSection, IS); 428 /* tree */ 429 PETSC_EXTERN PetscErrorCode DMPlexSetReferenceTree(DM, DM); 430 PETSC_EXTERN PetscErrorCode DMPlexGetReferenceTree(DM, DM*); 431 PETSC_EXTERN PetscErrorCode DMPlexReferenceTreeGetChildSymmetry(DM, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt, PetscInt *, PetscInt *); 432 PETSC_EXTERN PetscErrorCode DMPlexCreateDefaultReferenceTree(MPI_Comm, PetscInt, PetscBool, DM*); 433 PETSC_EXTERN PetscErrorCode DMPlexSetTree(DM, PetscSection, PetscInt [], PetscInt []); 434 PETSC_EXTERN PetscErrorCode DMPlexGetTree(DM, PetscSection *, PetscInt *[], PetscInt *[], PetscSection *, PetscInt *[]); 435 PETSC_EXTERN PetscErrorCode DMPlexGetTreeParent(DM, PetscInt, PetscInt *, PetscInt *); 436 PETSC_EXTERN PetscErrorCode DMPlexGetTreeChildren(DM, PetscInt, PetscInt *, const PetscInt *[]); 437 PETSC_EXTERN PetscErrorCode DMPlexTreeRefineCell(DM, PetscInt, DM *); 438 PETSC_EXTERN PetscErrorCode DMPlexComputeInjectorReferenceTree(DM, Mat *); 439 PETSC_EXTERN PetscErrorCode DMPlexTransferVecTree(DM,Vec,DM,Vec,PetscSF,PetscSF,PetscInt *,PetscInt *,PetscBool,PetscReal); 440 441 PETSC_EXTERN PetscErrorCode DMPlexMonitorThroughput(DM, void *); 442 443 /* natural order */ 444 PETSC_EXTERN PetscErrorCode DMPlexCreateGlobalToNaturalSF(DM, PetscSection, PetscSF, PetscSF *); 445 PETSC_EXTERN PetscErrorCode DMPlexSetGlobalToNaturalSF(DM, PetscSF); 446 PETSC_EXTERN PetscErrorCode DMPlexGetGlobalToNaturalSF(DM, PetscSF *); 447 PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalBegin(DM, Vec, Vec); 448 PETSC_EXTERN PetscErrorCode DMPlexGlobalToNaturalEnd(DM, Vec, Vec); 449 PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalBegin(DM, Vec, Vec); 450 PETSC_EXTERN PetscErrorCode DMPlexNaturalToGlobalEnd(DM, Vec, Vec); 451 452 /* mesh adaptation */ 453 PETSC_EXTERN PetscErrorCode DMPlexAdapt(DM, Vec, const char [], DM *); 454 PETSC_EXTERN PetscErrorCode DMPlexSnapToGeomModel(DM, PetscInt, const PetscScalar[], PetscScalar[]); 455 456 PETSC_EXTERN PetscErrorCode DMPlexGlobalToLocalBasis(DM, Vec); 457 PETSC_EXTERN PetscErrorCode DMPlexLocalToGlobalBasis(DM, Vec); 458 PETSC_EXTERN PetscErrorCode DMPlexCreateBasisRotation(DM, PetscReal, PetscReal, PetscReal); 459 #endif 460