[REBOL] Re: Rebol on Amithlon?
From: holger:rebol at: 25-Nov-2001 9:11
On Sun, Nov 25, 2001 at 01:01:27PM +0200, Gabriele Santilli wrote:
> Hello [holger--rebol--com]!
>
> On 24-Nov-01, you wrote:
>
> h> Probably because the scripts you used did not use hardware
> h> scrolling, but rather rerendered all data during every
> h> refresh. You can scroll by only changing the offset of a face,
> h> then setting face/changes to 'offset and calling 'show. This
> h> procedure significantly improves performance, by an order of
> h> magnitude.
>
> BTW Holger, is there any reason why /View can't use QUERY on faces
> to see if only the offset was changed, so that the acceleration
> will be automatical without the need for the developer to remember
> to set the CHANGES facet?
The problem is that there can be other, global changes. For instance
the face may have been added to a different pane.
> If there's no other choice, I'd suggest a mezzanine like:
Sounds like a good idea.
--
Holger Kruse
[holger--rebol--com]
