petsc-3.14.5 2021-03-03
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# PETSC_VIEWER_HDF5_

Creates an HDF5 PetscViewer shared by all processors in a communicator.

### Synopsis

    #include "petscviewerhdf5.h"
    PetscViewer PETSC_VIEWER_HDF5_(MPI_Comm comm)

Collective

### Input Parameter

| comm | - the MPI communicator to share the HDF5 PetscViewer

### Options Database Keys

| -viewer_hdf5_filename <name>

### Environmental variables

| PETSC_VIEWER_HDF5_FILENAME

### Notes

Unlike almost all other PETSc routines, PETSC_VIEWER_HDF5_ does not return an error code. The HDF5 PetscViewer is usually used in the form

          XXXView(XXX object, PETSC_VIEWER_HDF5_(comm));

### See Also

PetscViewerHDF5Open(), PetscViewerCreate(), PetscViewerDestroy()

### Level

intermediate

### Location

src/sys/classes/viewer/impls/hdf5/hdf5v.c
Index of all Viewer routines
Table of Contents for all manual pages
Index of all manual pages