Subject: Re: Re: [stella] Question about How To Draw A Playfield From: Dennis Debro <ddebro@xxxxxxxxxxxxx> Date: Mon, 10 Jun 2002 17:01:49 -0400 |
Thanks Paul. I didn't think it was necessary to have them there. Funny thing though, most everyone that used this as a skeleton (including myself) ended up wasting 6 bytes :) > > From: Paul Slocum <paul-stella@xxxxxxxxxxxxxx> > Date: 2002/06/10 Mon AM 11:20:16 EDT > To: stella@xxxxxxxxxxx > Subject: Re: [stella] Question about How To Draw A Playfield > > > >In Nick's program he does 2 scanlines before VSYNC, then the 3 VSYNC > >lines. Why did he do the 2 scanlines before VSYNC? Are they neccessary? > >When I comment them out my display shows the same. > > Don't know. They're not necessary. I have the PF demo that displays > "HELLO" and it's actually drawing 264 scanlines which is two too > many. Comment out the WSYNCs and I get 262. If you use the Z26 emulator > and press ALT-9 it will show you the number of scanlines being drawn. > > -Paul > > ---------------------------------------------------------------------------------------------- > Archives (includes files) at http://www.biglist.com/lists/stella/archives/ > Unsub & more at http://www.biglist.com/lists/stella/ > > ---------------------------------------------------------------------------------------------- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
Current Thread |
---|
|
<- Previous | Index | Next -> |
---|---|---|
Re: [stella] Question about How To , Paul Slocum | Thread | Re: [stella] Question about How To , Thomas Jentzsch |
[stella] New Space Treat, Fabrizio Zavagli | Date | Re: [stella] Question about How To , Thomas Jentzsch |
Month |