From: Endlisnis Newsgroups: comp.os.msdos.djgpp Subject: Re: MAJOR slowdowns in translating TP7 gfx code to DJGPP2 Date: Thu, 10 Sep 1998 18:10:47 -0300 Organization: NBTel Internet Lines: 16 Message-ID: <35F84057.F852776@unb.ca> References: <35F45C78 DOT 2257 AT post DOT tau DOT ac DOT il> <35F45F0C DOT 2243BDB1 AT unb DOT ca> <35F53FD4 DOT 4D03 AT post DOT tau DOT ac DOT il> <35F59B28 DOT 35138CF4 AT unb DOT ca> <35F73D38 DOT DD044556 AT cartsys DOT com> NNTP-Posting-Host: fctnts10c71.nbnet.nb.ca Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Precedence: bulk > > Well, it is going to run twice as slow in 320x200x16bit mode (because there > > is twice the memory to write to). And it will run 9.6 times slower in > > 640x480x64k mode (and 25 times slower in 1024x768x64k). > That assumes that the speed of the program is proportional to the screen > memory to be written, which is almost never the case. Deciding what to > draw is usually slower than drawing it. I doubt that would be the case at 1600x1200x24bit. I agree that I over-simplified it, but resolution has a BIG affect on the speed of your program, if it didn't, then everyone would use the highest possible res. -- (\/) Endlisnis (\/) s257m AT unb DOT ca Endlisnis AT GeoCities DOT com Endlis AT nbnet DOT nb DOT ca