[cairo] Fwd: Cairo 1.14 error on OS X 10.10.3 Yosemite

Tue May 12 18:44:02 PDT 2015

OK, as you said, I look forward to this getting pushed into a stable
version, so I can move back from my bespoke build to a standard Homebrew
version.

On Tue, May 12, 2015 at 6:40 PM suzuki toshiya <mpsuzuki at hiroshima-u.ac.jp>
wrote:

> Hi,
>
> I'm glad to hear that you could resolve the problem
> by yourself. Congratulation!
>
> I guess, no official discussion is started about
> the schedule to release 1.14.3. However, considering
> that 1.14.2 is concentrated to newer Mac OS X and
> dropped older systems but the bug you reported appears
> all new systems, so, it is reasonable for cairo users
> on Mac OS X to request speedy bugfix release to
> minimize the confusion (even if there is no remarkable
> improvement).
>
> One of my concern is the possibility that yet another
> speedy bugfix release is expected after 1.14.3.
> I should consider before posing my own proposal...
>
> Regards,
> mpsuzuki
>
> Daven Quinn wrote:
> > Hi and thanks for your help with this issue. I built with HEAD and
> verified
> > that the results are correct.
> >
> > Since the issue has been rectified in HEAD, then I think it is resolved
> > from my perspective. If you think the solution is brittle, it may be
> better
> > to prioritize the older functions for now (I don't know how this change
> > affects compatibility with older versions of OS X). Either way works, as
> > long as the buggy behavior is not reverted to.
> >
> > What is the timeline for a release of a stable 1.14.3?
> >
> > Thanks,
> > Daven
> >
> >
> >
> > On Sun, May 10, 2015 at 9:38 AM suzuki toshiya <
> mpsuzuki at hiroshima-u.ac.jp>
> > wrote:
> >
> >> Hi,
> >>
> >> I could reproduce the issue, and I guess it could be
> >> fixed by upgrading the latest git (or future release
> >> of 1.14.3). My results are:
> >>
> http://gyvern.ipc.hiroshima-u.ac.jp/~mpsuzuki/cooling-scenarios_1.14.1.pdf
> >> (good)
> >>
> http://gyvern.ipc.hiroshima-u.ac.jp/~mpsuzuki/cooling-scenarios_1.14.2.pdf
> >> (bad)
> >>
> http://gyvern.ipc.hiroshima-u.ac.jp/~mpsuzuki/cooling-scenarios_1.14.3.pdf
> >> (good)
> >> At present, I'm not sure if 1.14.3 should be released
> >> as it is in git head, or, 1.14.3 should prioritize older
> >> Mac OS X functions as far as they are available.
> >> If you have your comment, please post...
> >>
> >> Regards,
> >> mpsuzuki
> >>
> >> suzuki toshiya wrote:
> >>> I found that my latest Mac OS X (10.6 :-)) is capable
> >>> to check the new API, however, the bundled python is
> >>> too old (and i386) to work with homebrew cairo (most
> >>> developer tools are already designed for x86_64). I
> >>> have to start from homebrewing of Python, so it will
> >>> take longer than I expected... I'm sorry for that I
> >>> could not work in prompt time scale.
> >>>
> >>> Regards,
> >>> mpsuzuki
> >>>
> >>> suzuki toshiya wrote:
> >>>> Thanks!
> >>>>
> >>>> I will try to reproduce the issue.
> >>>>
> >>>> Regards,
> >>>> mpsuzuki
> >>>>
> >>>> Daven Quinn wrote:
> >>>>> OK will do.
> >>>>>
> >>>>> If you want to give this a shot, the svg is attached...
> >>>>>
> >>>>> Daven
> >>>>>
> >>>>> On Sat, May 9, 2015 at 9:35 PM, suzuki toshiya
> >>>>> <mpsuzuki at hiroshima-u.ac.jp>
> >>>>> wrote:
> >>>>>
> >>>>>> Hi,
> >>>>>>
> >>>>>> Although I've not tested for the reproduction of the issue,
> >>>>>> the problem you reported reminds me a regression in 1.14.2
> >>>>>> which is resolved in the latest git head (fixed on 2015-04-24).
> >>>>>> The discussion is here (see the message posted on 2015-03-16,
> >>>>>> from Inkscape developer).
> >>>>>>         https://bugs.freedesktop.org/show_bug.cgi?id=84324
> >>>>>> Unfortunately, there are no screenshots, I don't know how
> >>>>>> the regression appear on the Inkscape.
> >>>>>>
> >>>>>> Could you try the latest git head to assure if it is yet
> >>>>>> another regression?
> >>>>>>
> >>>>>> Regards,
> >>>>>> mpsuzuki
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> suzuki toshiya wrote:
> >>>>>>
> >>>>>>> Hi,
> >>>>>>>
> >>>>>>> Because there was a discussion whether an obsolete Mac OS X
> >>>>>>> function to extract an outline data from a glyph in font
> >>>>>>> should be kept (to support legacy platform) or replaced by
> >>>>>>> newer function (for better maintenancability), I'm much
> >>>>>>> interested in this issue (although my hands are very slow).
> >>>>>>> I want to try to reproduce the problem. Could you post the
> >>>>>>> SVG that you used?
> >>>>>>>
> >>>>>>> Regards,
> >>>>>>> mpsuzuki
> >>>>>>>
> >>>>>>> Daven Quinn wrote:
> >>>>>>>
> >>>>>>>> Hello,
> >>>>>>>>
> >>>>>>>> I recently upgraded to Cairo 1.14.2 (installed via Homebrew) on my
> >>>>>>>> Mac
> >>>>>>>> OS X
> >>>>>>>> (latest) system. I am using it via CairoSVG to create PDF
> >>>>>>>> graphics. The
> >>>>>>>> upgrade broke the glyph rendering of CairoSVG, resulting in
> grossly
> >>>>>>>> too-large font glyphs (with the same baseline/spacing as prior,
> >>>>>>>> leading
> >>>>>>>> to
> >>>>>>>> compressed text). I have tried building from source and relinking.
> >> An
> >>>>>>>> example of the output is shown below.
> >>>>>>>>
> >>>>>>>> Downgrading to cairo 1.12.16 fixes the issue (see attached),
> >>>>>>>> although the
> >>>>>>>> following warning is raised (which does not appear in 1.14):
> >>>>>>>>
> >>>>>>>> May  4 18:37:47 Daven-Quinn python2.7[993] <Error>: The function
> >>>>>>>> ‘CGFontGetGlyphPaths’ is obsolete and will be removed in an
> upcoming
> >>>>>>>> update. Unfortunately, this application, or a library it uses, is
> >>>>>>>> using
> >>>>>>>> this obsolete function, and is thereby contributing to an overall
> >>>>>>>> degradation of system performance.
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> Any insights on a possible fix?
> >>>>>>>>
> >>>>>>>> Daven
> >>>>>>>>
> >>>>>>>> note: I tried sending with the below-linked files as attachments,
> >>>>>>>> but it
> >>>>>>>> was over the 150 kB (!) limit for message size, so I'm not sure if
> >>>>>>>> the
> >>>>>>>> email got through. A graphics library should accept issues in
> >>>>>>>> graphical
> >>>>>>>> form! It seems like source-control should be migrated to a newer
> >>>>>>>> platform
> >>>>>>>> to ease community contributions.
> >>>>>>>>
> >>>>>>>> 
> >>>>>>>>  cairo-1.14.pdf
> >>>>>>>> <
> >>>>>>>>
> >>
> https://docs.google.com/a/davenquinn.com/file/d/0BzFTyjxorIWAZ042NUJzVGNEZl8waktVRXpZRWZLaVZuVEJN/edit?usp=drive_web
> >>>>>>>>
> >>>>>>>> 
> >>>>>>>>  cairo-1.12.pdf
> >>>>>>>> <
> >>>>>>>>
> >>
> https://docs.google.com/a/davenquinn.com/file/d/0BzFTyjxorIWAYnExd2JfQWU3ZzZSdjBDU3VDa21WOExfOC0w/edit?usp=drive_web
> >>>>>>>>
> >>>>>>>> 
> >>>>>>>>
> >>>>>>>>
> >>>>>>>>
> >
>
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