Re: [Matplotlib-users] bug: fewer colors in encapsulated postscript versions than PNG

[Michael H. <mh...@us...>]

I upgraded using svn, and it solved the problem.  Thanks for the tip!

--Mike

Michael Droettboom wrote:
> There have subsequently been a number of fixes to how state is saved 
> and restored in the Postscript backend.  (Especially in revisions 
> 5082, 5083 and 5133).  Comparing your eps file with mine, that seems 
> the most likely culprit of the bug.  Can you update to 0.98.1 or later 
> (or the current SVN head?).  Does that resolve this issue?
>
> Cheers,
> Mike
>
> Michael Hearne wrote:
>> Matplotlib versions:
>>
>> In [2]: matplotlib.__version__
>> Out[2]: '0.98pre'
>>
>> In [3]: matplotlib.__revision__
>> Out[3]: '$Revision: 5075 $'
>>
>> And I get similar results with the contour_demo example in the 
>> matplotlib distribution.
>>
>> The .eps (and .png, for comparison) file for that is attached.
>>
>> --Mike
>>
>> Michael Droettboom wrote:
>>> What version of matplotlib are you using?
>>>
>>> Can you provide a standalone example that doesn't rely on basemap?  
>>> If not, can you provide the .eps file so we can have a look?
>>>
>>> Colored lines on contour plots in EPS works fine here 
>>> (contour_demo.py) (with matplotlib 0.98.2 on a Linux box).
>>>
>>> Cheers,
>>> Mike
>>>
>>> Michael Hearne wrote:
>>>> I noticed a problem with colors in rendered encapsulated postscript 
>>>> files, and fortunately I was able to replicate with a modified 
>>>> version of one of Jeff Whitaker's example scripts, which I have 
>>>> attached.  The EPS version of the plot has black contour lines 
>>>> where they are colored in the PNG file, at least on a Mac OSX machine.
>>>>
>>>> Is there a work-around for this?  I haven't tested to see if it is 
>>>> limited to contour plots, or to Mac installations...
>>>>
>>>> Thanks,
>>>>
>>>> Mike
>>>>
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>>
>

-- 
------------------------------------------------------
Michael Hearne
mh...@us...
(303) 273-8620
USGS National Earthquake Information Center
1711 Illinois St. Golden CO 80401
Senior Software Engineer
Synergetics, Inc.
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