PetscViewerRead#
Reads data from a PetscViewer
Synopsis#
#include "petscviewer.h"
PetscErrorCode PetscViewerRead(PetscViewer viewer, void *data, PetscInt num, PetscInt *count, PetscDataType dtype)
Collective
Input Parameters#
viewer - The viewer
data - Location to write the data
num - Number of items of data to read
datatype - Type of data to read
Output Parameters#
count - number of items of data actually read, or NULL
Note#
If datatype is PETSC_STRING and num is negative, reads until a newline character is found,
until a maximum of (-num - 1) chars.
See Also#
Viewers: Looking at PETSc Objects, PetscViewer, PetscViewerASCIIOpen(), PetscViewerPushFormat(), PetscViewerDestroy(),
VecView(), MatView(), VecLoad(), MatLoad(), PetscViewerBinaryGetDescriptor(),
PetscViewerBinaryGetInfoPointer(), PetscFileMode, PetscViewer
Level#
beginner
Location#
src/sys/classes/viewer/interface/view.c
Index of all Viewer routines
Table of Contents for all manual pages
Index of all manual pages