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Re: animation_image_doc.pro [message #62151 is a reply to message #62084]

Tue, 26 August 2008 07:46

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Mike Potter writes:

> had set backing store to IDL(2) because when
> displaying a single image my system (WinXP Home) does not handle
> backing-store as requested and so any time another window passes over
> the image it is "erased" until re-drawn.

I find this incredibly hard to believe. Are you sure?

I've never used anything but the default (DEVICE, RETAIN=1)
on any Windows computer I've ever owned (lots of them) and
I've never had a window not do backing store correctly
even once.

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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[Message index]

		animation_image_doc.pro By: Mike Potter on Mon, 25 August 2008 11:04
		Re: animation_image_doc.pro By: David Fanning on Tue, 26 August 2008 21:46
		Re: animation_image_doc.pro By: Mike Potter on Tue, 26 August 2008 20:44
		Re: animation_image_doc.pro By: David Fanning on Tue, 26 August 2008 07:46
		Re: animation_image_doc.pro By: Mike Potter on Tue, 26 August 2008 07:32
		Re: animation_image_doc.pro By: Vince Hradil on Tue, 26 August 2008 04:22
		Re: animation_image_doc.pro By: Wox on Tue, 26 August 2008 02:40

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