petsc-3.7.7 2017-09-25

PetscDrawGetViewPort

Gets the portion of the window (page) to which draw routines will write.

#include "petscdraw.h" 
PetscErrorCode  PetscDrawGetViewPort(PetscDraw draw,PetscReal *xl,PetscReal *yl,PetscReal *xr,PetscReal *yr)

Collective on PetscDraw

draw -the drawing context

xl,yl,xr,yr -upper right and lower left corners of subwindow These numbers must always be between 0.0 and 1.0. Lower left corner is (0,0).