Re: [matplotlib-devel] RFC: candidates for a new default colormap

[Brian G. <ell...@gm...>]

I very much like D.

On Thu, Jun 4, 2015 at 9:34 AM, Joe Kington <jof...@gm...> wrote:

> Well that got horribly garbled somehow (and I hit send too early).  Let me
> try that again:
>
>
> ​
>
>
> On Thu, Jun 4, 2015 at 11:27 AM, Joe Kington <jof...@gm...>
> wrote:
>
>> One other (admittedly very minor) consideration is how the colormaps look
>> with shading applied.  To borrow from the hillshading example
>> <http://matplotlib.org/devdocs/examples/specialty_plots/topographic_hillshading.html>
>> :
>>
>> (The image appears to be too large to attatch. Try here: http://
>> <http://www.geology.beer/images/hillshaded.png>www.geology.beer
>> <http://www.geology.beer/images/hillshaded.png>/images/
>> <http://www.geology.beer/images/hillshaded.png>hillshaded.png
>> <http://www.geology.beer/images/hillshaded.png>)
>> <http://www.geology.beer/images/hillshaded.png>
>>
>> I personally really like option D for a lot of reasons, but this is
>> another reason to prefer it. Providing additional information through
>> "shading" etc, still works quite well. Option C also does well in this
>> particular test, though it appears too "washed out" for my tastes.
>>
>> At least to my eyes, options B fairs particularly poorly.  In B's case,
>> the fact that the colormap runs towards black means that hillshading is
>> difficult to distinguish from elevation changes.  A suffers from similar
>> problems in this case, though they're much less severe.
>>
>> In my personal opinion: D >> A > C > B
>>
>> Cheers,
>> -Joe
>> Fun activity: watch all 6 videos in a row then watch the text on this
>> email spin and spin. =P
>>
>> Gorgeous! Thanks Nathan!
>>
>> I hope this kills C dead. It clearly makes certain features of the
>> simulation harder to spot.
>>
>> A great demo of the terribleness of jet, too: it looks like a huge mess.
>>
>> On Thu, Jun 4, 2015 at 5:42 PM, Nathan Goldbaum <nat...@gm...>
>> wrote:
>>
>>>
>>>
>>> On Wed, Jun 3, 2015 at 5:17 PM, Stéfan van der Walt <st...@su...>
>>> wrote:
>>>
>>>> On Wed, Jun 3, 2015 at 5:08 PM, Nathan Goldbaum <nat...@gm...>
>>>> wrote:
>>>> > I'm a big fan of option D.  So much so that when I needed to make a
>>>> movie of
>>>> > ony my galaxy simulations today I went ahead and used it:
>>>> >
>>>> > https://youtu.be/bnm554et0T8
>>>>
>>>> Beautiful!  How hard would it be to also do this for the other
>>>> proposed colormaps?
>>>>
>>>
>>> Thankfully you made it pretty easy to script this.
>>>
>>> jet: https://www.youtube.com/watch?v=dsvT5hImPmo
>>>
>>> parula: https://www.youtube.com/watch?v=8146CMi-OaQ
>>>
>>> option a: https://www.youtube.com/watch?v=IqvxuQSzWO4
>>>
>>> option b: https://www.youtube.com/watch?v=wa7bpV3XPV0
>>>
>>> option c: https://www.youtube.com/watch?v=3rHbq4jw1ew
>>>
>>> option d: https://www.youtube.com/watch?v=2_HiUXVNm2k
>>>
>>>
>>>>
>>>> Stéfan
>>>>
>>>>
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-- 
Brian E. Granger
Cal Poly State University, San Luis Obispo
@ellisonbg on Twitter and GitHub
bgr...@ca... and ell...@gm...