#include "petscdmplex.h" PetscErrorCode DMPlexLocalVectorLoad(DM dm, PetscViewer viewer, DM sectiondm, PetscSF sf, Vec vec)Collective on DM
| dm | - The DM that represents the topology | |
| viewer | - The PetscViewer that represents the on-disk vector data | |
| sectiondm | - The DM that contains the local section on which vec is defined | |
| sf | - The SF that migrates the on-disk vector data into vec | |
| vec | - The local vector to set values of |
Typical calling sequence
DMCreate(PETSC_COMM_WORLD, &dm);
DMSetType(dm, DMPLEX);
PetscObjectSetName((PetscObject)dm, "topologydm_name");
DMPlexTopologyLoad(dm, viewer, &sfX);
DMClone(dm, §iondm);
PetscObjectSetName((PetscObject)sectiondm, "sectiondm_name");
DMPlexSectionLoad(dm, viewer, sectiondm, sfX, NULL, &lsf);
DMGetLocalVector(sectiondm, &vec);
PetscObjectSetName((PetscObject)vec, "vec_name");
DMPlexLocalVectorLoad(dm, viewer, sectiondm, lsf, vec);
DMRestoreLocalVector(sectiondm, &vec);
PetscSFDestroy(&lsf);
PetscSFDestroy(&sfX);
DMDestroy(§iondm);
DMDestroy(&dm);