PetscViewerDrawGetDrawLG#
Returns a PetscDrawLG object from PetscViewer object of type PETSCVIEWERDRAW. This PetscDrawLG object may then be used to perform graphics using PetscDrawLG commands.
Synopsis#
#include "petscdraw.h" 
#include "petscviewer.h" 
PetscErrorCode PetscViewerDrawGetDrawLG(PetscViewer viewer, PetscInt windownumber, PetscDrawLG *drawlg)
Collective
Input Parameters#
- viewer - the - PetscViewer(created with- PetscViewerDrawOpen())
- windownumber - indicates which subwindow (usually 0) 
Output Parameter#
- drawlg - the draw line graph object 
Note#
A PETSCVIEWERDRAW may have multiple PetscDraw subwindows
See Also#
Viewers: Looking at PETSc Objects, PetscDrawLG, PetscViewerDrawGetDraw(), PetscViewerDrawGetAxis(), PetscViewerDrawOpen()
Level#
intermediate
Location#
src/sys/classes/viewer/impls/draw/drawv.c
Index of all Viewer routines
Table of Contents for all manual pages
Index of all manual pages