[Therion] PDF display

2013-12-15 Thread Footleg
Ah, that makes much more sense. I'll see if I can find the once from my
examples. They will be somewhere as I never delete anything!

Footleg


On 15 December 2013 21:54, Wookey  wrote:

> [bloody top-posters - rearranging to make sense]
>
> Footleg [2013-12-15 21:29 +] wrote:
> > Wookey wrote:
> >> On 15 December 2013 19:30, Bruce <[1]bruce at tomo.co.nz> wrote:
> >
> >>> [2]
> http://therion.speleo.sk/wiki/doku.php/contrib:externalviewers#examples_of_r
> >>> endering_differences_between_pdf_viewers and the commentary above it.
> >>
> >> Bruce - that's a very handy page. But it's missing the test therion
> >> source you used to do the test.
> >
> >And as for the Therion source I used to render these, it would have
> been
> >whatever the current Windows executable was current at the date I put
> them
> >onto the wiki (the wiki history should be able to tell you that).
>
> You misunderstand. I don't mean the source code for there therion
> program, I mean the .th/th2/thconfig source used to generate the images.
> That's the bit that would make it easy for someone else to run the same
> tests.
>
> Wookey
> --
> Principal hats:  Linaro, Emdebian, Wookware, Balloonboard, ARM
> http://wookware.org/
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[Therion] PDF display

2013-12-15 Thread Graham Mullan
It's strange, but I thought that the whole point of pdf was that the
document would present in identical fashion across displays and platforms.
Has anyone tried printing from different rendering engines & seeing in what
ways the results differ?

Screen display is all very well, but if you are having printing done,
especially by a print shop whose software you have no control over, how do
you know what the results are going to look like before you have coughed up
the (frequently not inconsiderable) price.

What I do know is that if I export to jpg from, Acrobat then the results do
seem to look the same as the Acrobat rendition & those are what get
incorporated into journals. But for A1 or A0 posters I give pdf files to the
print shop. As yet, as far as memory tells me (I have none to hand) they
look like the Acrobat rendition, but others may have different experiences
to me.

Graham




[Therion] PDF display

2013-12-15 Thread Wookey
[bloody top-posters - rearranging to make sense]

Footleg [2013-12-15 21:29 +] wrote:
> Wookey wrote:
>> On 15 December 2013 19:30, Bruce <[1]bruce at tomo.co.nz> wrote:
> 
>>> [2]http://therion.speleo.sk/wiki/doku.php/contrib:externalviewers#examples_of_r
>>> endering_differences_between_pdf_viewers and the commentary above it.
>>
>> Bruce - that's a very handy page. But it's missing the test therion
>> source you used to do the test.
>
>And as for the Therion source I used to render these, it would have been
>whatever the current Windows executable was current at the date I put them
>onto the wiki (the wiki history should be able to tell you that). 

You misunderstand. I don't mean the source code for there therion
program, I mean the .th/th2/thconfig source used to generate the images.
That's the bit that would make it easy for someone else to run the same
tests.

Wookey
-- 
Principal hats:  Linaro, Emdebian, Wookware, Balloonboard, ARM
http://wookware.org/



[Therion] PDF display

2013-12-15 Thread Footleg
And as for the Therion source I used to render these, it would have been
whatever the current Windows executable was current at the date I put them
onto the wiki (the wiki history should be able to tell you that). Not that
I think it will make any difference between most recent builds of Therion.
It was the differences in the PDF viewers which the renders illustrate,
rather than differences in Therion builds. I would expect the current
latest release of Therion renders exactly the same PDFs.

Footleg


On 15 December 2013 19:30, Bruce  wrote:

>
> http://therion.speleo.sk/wiki/doku.php/contrib:externalviewers#examples_of_r
> > endering_differences_between_pdf_viewers and the commentary above it.
>
> > Bruce - that's a very handy page. But it's missing the test therion
> source you used to do the test. If you could add that, then others could
> do other tests, on later versions, and on linux viewers, for example.
>
>
> Wooky, I think those are Footleg's examples.
>
> I put a complete sample dataset in
> http://therion.speleo.sk/wiki/doku.php/examples#all_areas_all_symbol_sets
> some time ago. An example attached.
>
> It shows all areas (as at Nov 2012) overlaid with each other and various
> lines and symbols in each of the symbol sets - and labelled as well.  It
> also indicates the drawing order.
>
> It is messier than Footleg's example, but perhaps more comprehensive.
>
> Bruce
>
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>
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[Therion] PDF display

2013-12-15 Thread Wookey
+++ Bruce [2013-12-14 09:16 +1300]:
> 
> >I have just noticed that Adobe Acrobat and the (unnamed) pdf viewer
> currently opening from Firefox on this machine render coloured files very
> differently. It's not just that the tones are different, but, for example,
> in Acrobat boulders and the passage containing them are the same shade. In
> the other viewer the boulders render a darker tone than the remainder of the
> passage. Same goes for calcite flows, though not, seemingly, for sand.
> 
> 
> Yes, see this page
> http://therion.speleo.sk/wiki/doku.php/contrib:externalviewers#examples_of_r
> endering_differences_between_pdf_viewers and the commentary above it.

Bruce - that's a very handy page. But it's missing the test therion
source you used to do the test. If you could add that, then others could
do other tests, on later versions, and on linux viewers, for example.

At least in linux world (but probably on other OSes too) there is a
fairly small number of underlying PDF rendering engines (2 or 3) with a
lot of differet UIs wrapped round them. I would be interested to try the
above on  all the Debian PDF viewers, which will probably a) show which
engine they are using and b) help track down bugs.

Wookey
-- 
Principal hats:  Linaro, Emdebian, Wookware, Balloonboard, ARM
http://wookware.org/