Upgrading to the 2.4.19 kernel and applying the IRQ patch has solved the problem.
----- Original Message ----- From: "Neil Radisch" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, February 19, 2003 5:25 PM Subject: [directfb-dev] Re: Matrox video tearing - my test prog > I tried it again as root. Things are much improved until the end. > When the box is almost across the screen the tearing occurs again. > > What/where is this matrox vsync irq patch you are referring to? > > Neil > > ----- Original Message ----- > From: "Denis Oliver Kropp" <[EMAIL PROTECTED]> > To: "Neil Radisch" <[EMAIL PROTECTED]> > Cc: <[EMAIL PROTECTED]> > Sent: Wednesday, February 19, 2003 3:10 PM > Subject: [directfb-dev] Re: Matrox video tearing - my test prog > > > > Quoting Neil Radisch ([EMAIL PROTECTED]): > > > The box should slide across the screen smoothly without > > > any video tearing artifacts. Unfortunately, despite the Flip() call > > > using the WAITFORSYNC option, it still tears something awful. > > > > Did you start the program without root privileges? > > In this case you should use the matrox vsync irq patch. > > Without root privileges the VGA registers cannot be polled. > > > > -- > > Best regards, > > Denis Oliver Kropp > > > > .------------------------------------------. > > | DirectFB - Hardware accelerated graphics | > > | http://www.directfb.org/ | > > "------------------------------------------" > > > > Convergence GmbH > > > > > > -- > > Info: To unsubscribe send a mail to [EMAIL PROTECTED] with > > "unsubscribe directfb-dev" as subject. > > > > > -- > Info: To unsubscribe send a mail to [EMAIL PROTECTED] with > "unsubscribe directfb-dev" as subject. > -- Info: To unsubscribe send a mail to [EMAIL PROTECTED] with "unsubscribe directfb-dev" as subject.
