Bug#624639: iceweasel: 4.0.1, vertical gradients do not work with debian build

[Antonio Ospite]

On Sat, 30 Apr 2011 11:21:46 +0200
Mike Hommey <mh at glandium.org> wrote:

> On Sat, Apr 30, 2011 at 11:08:00AM +0200, Antonio Ospite wrote:
> > Package: iceweasel
> > Version: 4.0.1-1
> > Severity: normal
> > 
[...] 
> > and noticed that vertical gradients are not rendered correctly with the
> > Iceweasel 4.0.1 binary distributed by Debian, I verified they do work
> > with the Firefox binary provided by the upstream at
> > http://www.mozilla.com/it/firefox/
> > 
> > Is this because I need to get some other dependency from experimental?
> > 
> > This can be reproduced by visiting one of these sites:
> > http://www.the-art-of-web.com/css/linear-gradients/
> > http://www.dynamicdrive.com/style/csslibrary/item/css3_linear_gradients/
> 
> The only thing I can think of that could explain the difference is
> cairo. If you have some time and disk space, would you be willing to try
> to rebuild iceweasel 4.0.1-1 locally, changing the
> debian/xulrunner.mozconfig file to remove the --enable-system-cairo
> line?
> 
> > I did the tests with -safe-mode activated, running iceweasel from the
> > console and no messages were printed there.
> > 
> > Side note: this also affects some elements in the UI, for instance the
> > tabs will look white-ish because they loose the gradients as specified
> > in the style referenced by chrome://browser/content/browser.xul
> 
> That part would look like bug 616353.
> 

And it was it indeed, installing nvidia drivers from experimental fixed
the vertical gradients as well, so I guess the binary from Mozilla was
not using hardware acceleration.

I think this bug can be closed as it is not really specific to Iceweasel.

Thanks a lot, Mike.

Best Regards,
   Antonio

-- 
Antonio Ospite
http://ao2.it

PGP public key ID: 0x4553B001

A: Because it messes up the order in which people normally read text.
   See http://en.wikipedia.org/wiki/Posting_style
Q: Why is top-posting such a bad thing?
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