ISLoad#

Loads a vector that has been stored in binary or HDF5 format with ISView().

Synopsis#

#include "petscis.h" 
PetscErrorCode ISLoad(IS is, PetscViewer viewer)

Collective

Input Parameters#

is - the newly loaded index set, this needs to have been created with ISCreate() or some related function before a call to ISLoad().
viewer - binary file viewer, obtained from PetscViewerBinaryOpen() or HDF5 file viewer, obtained from PetscViewerHDF5Open()

Notes#

IF using HDF5, you must assign the IS the same name as was used in is that was stored in the file using PetscObjectSetName(). Otherwise you will get the error message: “Cannot H5DOpen2() with Vec name NAMEOFOBJECT”