petsc-master 2015-08-30
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PetscViewerHDF5Open

Opens a file for HDF5 input/output.

Synopsis

#include "petscsys.h"   
#include "petscviewerhdf5.h"   
PetscErrorCode  PetscViewerHDF5Open(MPI_Comm comm, const char name[], PetscFileMode type, PetscViewer *hdf5v)
Collective on MPI_Comm

Input Parameters

comm - MPI communicator
name - name of file
type - type of file
   FILE_MODE_WRITE - create new file for binary output
   FILE_MODE_READ - open existing file for binary input
   FILE_MODE_APPEND - open existing file for binary output

Output Parameter

hdf5v -PetscViewer for HDF5 input/output to use with the specified file

Options Database

-viewer_hdf5_base_dimension2 -turns on (true) or off (false) using a dimension of 2 in the HDF5 file even if the bs/dof of the vector is 1
-viewer_hdf5_sp_output -forces (if true) the viewer to write data in single precision independent on the precision of PetscReal

Note

This PetscViewer should be destroyed with PetscViewerDestroy().

See Also

PetscViewerASCIIOpen(), PetscViewerSetFormat(), PetscViewerDestroy(), PetscViewerHDF5SetBaseDimension2(),
PetscViewerHDF5SetSPOutput(), PetscViewerHDF5GetBaseDimension2(), VecView(), MatView(), VecLoad(), MatLoad(), PetscFileMode, PetscViewer

Level:beginner
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

Examples

src/vec/vec/examples/tutorials/ex10.c.html
src/vec/vec/examples/tutorials/ex19.c.html
src/dm/examples/tutorials/ex9.c.html
src/dm/examples/tutorials/ex10.c.html
src/snes/examples/tutorials/ex12.c.html