comp.lang.idl-pvwave archive: archive » Re: fast magnification routine needed

Home » Public Forums » archive » Re: fast magnification routine needed

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: fast magnification routine needed [message #2263]

Mon, 13 June 1994 13:15

velt
Messages: 19
Registered: June 1994

Junior Member

In article eml@news.service.uci.edu, vshvetsk@fourier.oac.uci.edu (Victor Shvetsky) writes:
>
> I have a 20x20 array that I would like to magnify to 200x200
> It works like this- as my cursor moves around the picture, that part of the picture is magnified in real time in a second window by a facvtor of ten (20->200)
> Right now I am using the REBIN routine,, and I was wondering if there is anuything FASTER than that. Is it possible to STORE THE WHOLE image magnified into the memory and just display a part of it in the window- wouldiot be faster?
> If so, what is the command that SAVES the image into the memory, because
> I know to retrievce, I hhave to typre: tvrd
> Thanks in advance
>

Try pixmaps and device,copy=[ ]. That works absolutely fabulous. I flip through
various (large) images very fast.

Robert Velthuizen
velt@rad.usf.edu

Report message to a moderator

[Message index]

		Re: fast magnification routine needed By: velt on Mon, 13 June 1994 13:15
		Re: fast magnification routine needed By: peter on Mon, 13 June 1994 09:34
		Re: fast magnification routine needed By: knipp on Mon, 13 June 1994 01:06

Previous Topic:	Re: undocumented IDL built-in TVRDC
Next Topic:	Re: How to contact Visual Numerics?

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Thu Oct 09 23:08:52 PDT 2025

Total time taken to generate the page: 0.88188 seconds