Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!bcm!dimacs.rutgers.edu!rutgers!netnews.upenn.edu!msuinfo!convex.cl.msu.edu!jap From: jap@convex.cl.msu.edu (Joe Porkka) Newsgroups: comp.sys.amiga.graphics Subject: Re: Layers bug Message-ID: <1991Jan25.003716.19167@msuinfo.cl.msu.edu> Date: 25 Jan 91 00:37:16 GMT References: <18901@shlump.nac.dec.com> <17628@cbmvax.commodore.com> <19236@shlump.nac.dec.com> <1991Jan22.204914.7652@msuinfo.cl.msu.edu> Sender: news@msuinfo.cl.msu.edu Organization: Michigan State University Lines: 29 limonce@pilot.njin.net (Tom Limoncelli +1 201 408 5389) writes: >In article <1991Jan22.204914.7652@msuinfo.cl.msu.edu> jap@convex.cl.msu.edu (Joe Porkka) writes: >>> [ Is layers faster in 2.0? ] >> Um, still does get slower in 2.0. >> >> The dedicer may be better, but Layers handling of lots of windows >> (10 or more) is still poor. Things get REAL slow if you >> open 20 or more windows, then try to move one. >Someone from C-A has stated that layers will be faster in the final >(ROM) release of 2.0 but it isn't faster now. >Thinking back, someone (non C-A) once explained why layers would still >be slow after the de-dicing is improved. Someone on BIX (in the CBM clan) posting a query to the effect "Does anybody muck with the internals of ClipRects" If not, there there is a dandy way to speed thing up a bunch. This was probly less than a month ago - so I dunno if such a change could possibly make it into a 2.x release, which is supposed to be RSN. >[Recollection mode ON] >Layers is based on a paper presented at SIGGRAPH a couple years ago. Yes, but more than a couple years ago :-) Gotta be before '85.