Fred, commenting out the special handling for cairo version > 1.8.0 solved the problem.
Thans a lot. 2014-10-25 14:16 GMT+02:00 Fred Kiefer <[email protected]>: > Hi Edwin, > > yes, it is strange that you seem to be the only one that experiences > this issue. > > I promised some some time ago to look into this problem after coming > back from my holidays. I wanted to update my virtual Ubuntu machine and > inspect the situation there. As it turned you, I didn't even have an > Ubuntu virtual image :-( > I will have to download one, probably for Ubuntu 14.10 now, install > GNUstep on it and try with that. But that will require a lot more time > then I expected. > > In the meantime cairo 1.14 has been released and I would expect that > Ubuntu will use this in a few weeks. Maybe the issue will be resolved > that way. > > But none of this touches the question why it is only you, who is seeing > the issue. Maybe it is not cairo itself, but the graphics driver used? > > What you could do to investigate the issue yourself is to start > debugging in the GNUstep cairo backend. If I remember correctly the > method in question is in CairoGState > > - (void) compositeGState: (CairoGState *)source > fromRect: (NSRect)srcRect > toPoint: (NSPoint)destPoint > op: (NSCompositingOperation)op > fraction: (CGFloat)delta > > As you can see there is some special handling for copyOnSelf and that is > the case you are after. You will also see special handling for a cairo > version > 1.8.0, maybe cairo fixed this bug and that code wont be needed > starting with cairo 1.13.0? > > Fred > > > Am 25.10.2014 um 10:36 schrieb Edwin Ancaer: > > Hello guys, > > > > is there anybody who is using Gworkspace, ProjectCenter, Gorm.... in > > short any GNUstep application on an Ubuntu 14.04 or Fedora 19/20 based > > distribution. > > > > I'm asking because on these distributions, I'm experiencing problems > > when scrolling: the text gets blurred on the screen, the lines are no > > longer aligned... > > > > It might be due to an unofficial libcairo version 1.13...(I must be > > carefull here or Fred Kiefer will come and kick....) in these > > distributions , but I seem to be the only person complaining, So it must > > be that > > > > 1. everybody is using Gnustep on older distributions or on xxxBSD, or > > on Hurd or on anything where you can youse GNUstep, except > > Ubuntu/Fedora.... > > 2. nobody is really using gnustep, but someone is pretending it is > > still alive, and sending all these mails on this mailing list > > 3. I'm the only person with this problem > > > > > > In the last case, I will have to admit in public I'm the idiot that > > cannot even compile and install GNUstep (and I've done some > > installations the last weeks), and should be banned from using computers > > any longer > > > > I'm not asking that anybody solves this problem, but I need to know if > > I'm really unable to install GNUstep, or that there is at least somebody > > else with the same problems... or, in case of option 2, send me a > > private mail confirming GNUstep really is a joke. I promise I won't tell > > anybody. > > > > Hoping somebody can end this agony before it drives me mad, > > > > Edwin Ancaer > > > > > > _______________________________________________ > > Discuss-gnustep mailing list > > [email protected] > > https://lists.gnu.org/mailman/listinfo/discuss-gnustep > > > > > _______________________________________________ > Discuss-gnustep mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnustep >
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