Path: chuka.playstation.co.uk!news From: "George Bain" Newsgroups: scee.yaroze.programming.2d_graphics Subject: Re: 512 Screen Height Date: 15 Jul 1998 18:39:10 GMT Organization: SCEE Lines: 43 Message-ID: <01bdafbb$d3dd9020$f2e832a2@gbain.wav.scee.sony.co.uk> References: <35ACEA5E.96722CBB@ndirect.co.uk> <35ACEE3B.52F5C754@ndirect.co.uk> NNTP-Posting-Host: camfw01.millennium.co.uk X-Newsreader: Microsoft Internet News 4.70.1155 Hi Herb, When doing hi-res clearing using GsSortClear() it will only work if the screen res is 640 x 511. It's not a bug at all. It just starts to clear from line 0-511, which = 512 lines. So just set your GsInitGraph(640,511,etc...). As you have found out GsDRAWENV.isbg = 1 will also work. Regards, George@SCEE Alex Herbert wrote in article <35ACEE3B.52F5C754@ndirect.co.uk>... > > > Alex Herbert wrote: > > > Hi all. > > > > I'm just trying to do some hi-res stuff, and I've hit a small problem. > > Everything works fine in 640x480, but if I switch to 640x512 things mess > > up. (Screen clearing doesn't work etc.) > > > > Has anyone experienced this? Is this the same old 512 pixel GPU > > hardware bug? > > > > Ok, so now I'm talking to myself. I've just found the answer in > .3d_graphics. > > GsDRAWENV.isbg=1; > > Sorted! > > Herbs > > > >