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From: | alaric AT oasis DOT novia DOT net (Alaric Dailey) |
Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: Help: What causes screen flash problem in Allegro 2.0? |
Date: | 6 Jan 1997 11:59:32 GMT |
Organization: | Novia Internetworking <> 28.8kbps dialup; 402/390-2NET |
Lines: | 17 |
Message-ID: | <5aqpf4$704@nntp.novia.net> |
References: | <32ccb401 DOT 3331475 AT news DOT diac DOT com> |
NNTP-Posting-Host: | oasis.novia.net |
To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
radams AT mail DOT diac DOT com wrote: : void flip_page() { : if (active_page==page1) { : scroll_screen(0,0); : active_page=page2; : inactive_page=page1; : } : else { : scroll_screen(0,SCREEN_H); : active_page=page1; : inactive_page=page2; : } : } : does scroll_screen() wait for a vertical retrace if not that is probably your problem, otherwise I don't know let me ponder and I will try to come up with something else.
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