petsc-3.11.4 2019-09-28

PetscDrawSetViewPort

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

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

Collective on PetscDraw

	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).
	draw	- the drawing context

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