Problem: screen and graphics file aspect ratios are different

Tero Siili tsiili at ESA.NASCOM.NASA.GOV
Fri Mar 14 15:55:34 EDT 2008

Dear fellow GrADSers,

I sent the message below to this list a couple of weeks ago, but have
not seen any reaction whatsoever to it. Does that imply that no-one
else has observed the same behaviour? Would someone out there be
willing to test this to see, whether the behaviour can be reproduced?

Tero Siili

Begin forwarded message:

> From: Tero Siili <tsiili at>
> Date: 27 February 2008 12:31:03 GMT-05:00
> Subject: Problem: screen and graphics file aspect ratios are different
> Hi!
> In short:
> 1) I have a lat-lon grid whose aspect ratio (measured in degrees or
> grid points) is 1
> 2) I am able to produce a contour plot onto the screen with the
> correct aspect ratio
> 3) When I save the graphics to a file, the shape of the plot changes
> to a rectangle
>    (aspect ratio <> 1) from the square (aspect ratio = 1) on the
> screen
> I have tried both varea and parea and they help for the screen. The
> saved graphics problem persists with both printim as well as gxeps
> commands.
> Any pointers or advice as to what might be causing this behaviour and
> how could one give the aspect ratio a fixed value for both screen and
> saved-to-file graphics?
> Tero Siili
> SOHO Science Operations Coordinator

More information about the gradsusr mailing list