archiv~1: Re: SETI Linux signal analysis

Re: SETI Linux signal analysis

David Woolley ( david@djwhome.demon.co.uk )
Wed, 25 Nov 1998 09:04:20 +0000 (GMT)

>
> Say on, I want to sit and watch the waterfall go by as much as the
> next guy. By the way, do waterfall displays typically scroll up or
> down?

Scrolling is very expensive. I seem to remember that specgram writes
left to right and wraps round, rather than scrolling. (Text mode
scrolling can use tricks to do with the way the hardware works, which
are not available to anything using windows (text or graphic)).