1: #ifndef PETSCMOAB_H
  2: #define PETSCMOAB_H

  4: #include <petscvec.h>
  5: #include <petscmat.h>
  6: #include <petscdm.h>
  7: #include <petscdt.h>

  9: #include <string>
 10: #include <moab/Core.hpp> /*I      "moab/Core.hpp"    I*/
 11: #ifdef MOAB_HAVE_MPI
 12:   #include <moab/ParallelComm.hpp> /*I      "moab/ParallelComm.hpp"    I*/
 13: #endif

 15: /* The MBERR macro is used to save typing. It checks a MOAB error code
 16:  * (rval) and calls SETERRQ if not MB_SUCCESS. A message (msg) can
 17:  * also be passed in. */
 20: #define MBERRV(mbif, rval) \
 21:   do { \
 22:     if (rval != moab::MB_SUCCESS) { \
 23:       std::string emsg; \
 24:       mbif->get_last_error(emsg); \
 25:       SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, "MOAB ERROR (%i): %s", (PetscErrorCode)rval, emsg.c_str()); \
 26:     } \
 27:   } while (0)
 28: #define MBERRVM(mbif, msg, rval) \
 29:   do { \
 30:     if (rval != moab::MB_SUCCESS) { \
 31:       std::string emsg; \
 32:       mbif->get_last_error(emsg); \
 33:       SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, "MOAB ERROR (%i): %s :: %s", (PetscErrorCode)rval, msg, emsg.c_str()); \
 34:     } \
 35:   } while (0)

 37: /* define enums for options to read and write MOAB files in parallel */
 38: typedef enum {
 39:   READ_PART,
 40:   READ_DELETE,
 41:   BCAST_DELETE
 42: } MoabReadMode;
 43: static const char *const MoabReadModes[] = {"READ_PART", "READ_DELETE", "BCAST_DELETE", "MoabReadMode", "", 0};
 44: typedef enum {
 45:   WRITE_PART,
 46:   FORMAT
 47: } MoabWriteMode;
 48: static const char *const MoabWriteModes[] = {"WRITE_PART", "FORMAT", "MoabWriteMode", "", 0};

 50: PETSC_EXTERN PetscErrorCode DMMoabCreate(MPI_Comm comm, DM *moab);
 51: PETSC_EXTERN PetscErrorCode DMMoabCreateMoab(MPI_Comm comm, moab::Interface *mbiface, moab::Tag *ltog_tag, moab::Range *range, DM *moab);
 52: PETSC_EXTERN PetscErrorCode DMMoabOutput(DM, const char *, const char *);

 54: PETSC_EXTERN PetscErrorCode DMMoabSetInterface(DM, moab::Interface *);
 55: PETSC_EXTERN PetscErrorCode DMMoabGetInterface(DM, moab::Interface **);
 56: #ifdef MOAB_HAVE_MPI
 57: PETSC_EXTERN PetscErrorCode DMMoabGetParallelComm(DM, moab::ParallelComm **);
 58: #endif

 60: PETSC_EXTERN PetscErrorCode DMMoabSetLocalVertices(DM, moab::Range *);
 61: PETSC_EXTERN PetscErrorCode DMMoabGetAllVertices(DM, moab::Range *local);
 62: PETSC_EXTERN PetscErrorCode DMMoabGetLocalVertices(DM, const moab::Range **, const moab::Range **);
 63: PETSC_EXTERN PetscErrorCode DMMoabSetLocalElements(DM, moab::Range *);
 64: PETSC_EXTERN PetscErrorCode DMMoabGetLocalElements(DM, const moab::Range **);
 65: PETSC_EXTERN PetscErrorCode DMMoabSetLocalToGlobalTag(DM, moab::Tag);
 66: PETSC_EXTERN PetscErrorCode DMMoabGetLocalToGlobalTag(DM, moab::Tag *);
 67: PETSC_EXTERN PetscErrorCode DMMoabSetBlockSize(DM, PetscInt bs);
 68: PETSC_EXTERN PetscErrorCode DMMoabGetBlockSize(DM, PetscInt *bs);
 69: PETSC_EXTERN PetscErrorCode DMMoabSetBlockFills(DM, const PetscInt *, const PetscInt *);
 70: PETSC_EXTERN PetscErrorCode DMMoabGetHierarchyLevel(DM, PetscInt *);

 72: PETSC_EXTERN PetscErrorCode DMMoabGetDimension(DM dm, PetscInt *dim);
 73: PETSC_EXTERN PetscErrorCode DMMoabGetBoundaryEntities(DM dm, moab::Range *, moab::Range *, moab::Range *);
 74: PETSC_EXTERN PetscErrorCode DMMoabGetMaterialBlock(DM dm, const moab::EntityHandle, PetscInt *);

 76: PETSC_EXTERN PetscErrorCode DMMoabGetSize(DM dm, PetscInt *, PetscInt *);
 77: PETSC_EXTERN PetscErrorCode DMMoabGetLocalSize(DM dm, PetscInt *, PetscInt *, PetscInt *, PetscInt *);
 78: PETSC_EXTERN PetscErrorCode DMMoabGetOffset(DM dm, PetscInt *);

 80: PETSC_EXTERN PetscErrorCode DMMoabVecGetArrayRead(DM, Vec, void *);
 81: PETSC_EXTERN PetscErrorCode DMMoabVecRestoreArrayRead(DM, Vec, void *);
 82: PETSC_EXTERN PetscErrorCode DMMoabVecGetArray(DM, Vec, void *);
 83: PETSC_EXTERN PetscErrorCode DMMoabVecRestoreArray(DM, Vec, void *);

 85: PETSC_EXTERN PetscErrorCode DMMoabCreateVector(DM dm, moab::Tag tag, const moab::Range *range, PetscBool serial, PetscBool destroy_tag, Vec *X);
 86: PETSC_EXTERN PetscErrorCode DMMoabGetVecTag(Vec vec, moab::Tag *tag);
 87: PETSC_EXTERN PetscErrorCode DMMoabGetVecRange(Vec vec, moab::Range *range);

 89: PETSC_EXTERN PetscErrorCode DMMoabSetFieldVector(DM, PetscInt, Vec);
 90: PETSC_EXTERN PetscErrorCode DMMoabSetGlobalFieldVector(DM, Vec);

 92: PETSC_EXTERN PetscErrorCode DMMoabCreateVertices(DM, const PetscReal *coords, PetscInt nverts, moab::Range *);
 93: PETSC_EXTERN PetscErrorCode DMMoabCreateElement(DM, const moab::EntityType type, const moab::EntityHandle *conn, PetscInt nverts, moab::EntityHandle *elem);
 94: PETSC_EXTERN PetscErrorCode DMMoabCreateSubmesh(DM dm, DM *newdm);
 95: PETSC_EXTERN PetscErrorCode DMMoabRenumberMeshEntities(DM dm);

 97: PETSC_EXTERN PetscErrorCode DMMoabGetFieldName(DM dm, PetscInt field, const char **fieldName);
 98: PETSC_EXTERN PetscErrorCode DMMoabSetFieldName(DM dm, PetscInt field, const char *fieldName);
 99: PETSC_EXTERN PetscErrorCode DMMoabSetFieldNames(DM dm, PetscInt nfields, const char *fields[]);
100: PETSC_EXTERN PetscErrorCode DMMoabGetFieldDof(DM dm, moab::EntityHandle point, PetscInt field, PetscInt *dof);
101: PETSC_EXTERN PetscErrorCode DMMoabGetFieldDofs(DM dm, PetscInt npoints, const moab::EntityHandle *points, PetscInt field, PetscInt *dof);
102: PETSC_EXTERN PetscErrorCode DMMoabGetFieldDofsLocal(DM dm, PetscInt npoints, const moab::EntityHandle *points, PetscInt field, PetscInt *dof);
103: PETSC_EXTERN PetscErrorCode DMMoabGetDofs(DM dm, PetscInt npoints, const moab::EntityHandle *points, PetscInt *dof);
104: PETSC_EXTERN PetscErrorCode DMMoabGetDofsLocal(DM dm, PetscInt npoints, const moab::EntityHandle *points, PetscInt *dof);
105: PETSC_EXTERN PetscErrorCode DMMoabGetDofsBlocked(DM dm, PetscInt npoints, const moab::EntityHandle *points, PetscInt *dof);
106: PETSC_EXTERN PetscErrorCode DMMoabGetDofsBlockedLocal(DM dm, PetscInt npoints, const moab::EntityHandle *points, PetscInt *dof);

108: PETSC_EXTERN PetscErrorCode DMMoabGetVertexDofsBlocked(DM dm, PetscInt **dof);
109: PETSC_EXTERN PetscErrorCode DMMoabGetVertexDofsBlockedLocal(DM dm, PetscInt **dof);

111: /* discretization and assembly specific DMMoab interface functions */
112: PETSC_EXTERN PetscErrorCode DMMoabGetElementConnectivity(DM dm, moab::EntityHandle ehandle, PetscInt *nconn, const moab::EntityHandle **conn);
113: PETSC_EXTERN PetscErrorCode DMMoabGetVertexConnectivity(DM dm, moab::EntityHandle ehandle, PetscInt *nconn, moab::EntityHandle **conn);
114: PETSC_EXTERN PetscErrorCode DMMoabRestoreVertexConnectivity(DM dm, moab::EntityHandle ehandle, PetscInt *nconn, moab::EntityHandle **conn);
115: PETSC_EXTERN PetscErrorCode DMMoabGetVertexCoordinates(DM dm, PetscInt nconn, const moab::EntityHandle *conn, PetscReal *vpos);
116: PETSC_EXTERN PetscErrorCode DMMoabIsEntityOnBoundary(DM dm, const moab::EntityHandle ent, PetscBool *ent_on_boundary);
117: PETSC_EXTERN PetscErrorCode DMMoabCheckBoundaryVertices(DM dm, PetscInt nconn, const moab::EntityHandle *cnt, PetscBool *isbdvtx);
118: PETSC_EXTERN PetscErrorCode DMMoabGetBoundaryMarkers(DM dm, const moab::Range **bdvtx, const moab::Range **bdelems, const moab::Range **bdfaces);

120: /* TODO: Replace nverts/coords with just moab::EntityHandle -- can also eliminate dim */
121: /* TODO: Replace quad/npts with PetscDT */
122: PETSC_EXTERN PetscErrorCode DMMoabFEMCreateQuadratureDefault(const PetscInt dim, const PetscInt nverts, PetscQuadrature *quadrature);
123: PETSC_EXTERN PetscErrorCode DMMoabFEMComputeBasis(const PetscInt dim, const PetscInt nverts, const PetscReal *coordinates, const PetscQuadrature quadrature, PetscReal *phypts, PetscReal *jxw, PetscReal *phi, PetscReal **dphi);
124: PETSC_EXTERN PetscErrorCode DMMoabPToRMapping(const PetscInt dim, const PetscInt nverts, const PetscReal *coordinates, const PetscReal *xphy, PetscReal *natparam, PetscReal *phi);

126: /* DM utility creation interface */
127: PETSC_EXTERN PetscErrorCode DMMoabCreateBoxMesh(MPI_Comm, PetscInt, PetscBool, const PetscReal *, PetscInt, PetscInt, DM *);
128: PETSC_EXTERN PetscErrorCode DMMoabLoadFromFile(MPI_Comm, PetscInt, PetscInt, const char *, const char *, DM *);

130: /* Uniform refinement hierarchy interface */
131: PETSC_EXTERN PetscErrorCode DMMoabGenerateHierarchy(DM dm, PetscInt nlevels, PetscInt *ldegrees);

133: #endif