Re: [matplotlib-devel] markersize change

[Andrew S. <str...@as...>]

Hi Mike,

That does fix the issue. Another thing I noticed that is fixed with your
patch: the '.' marks appear like '+' when drawn at a smallish size.

Thanks,
Andrew

Michael Droettboom wrote:
> This might be related to a change I made in the Agg backend to make the
> markers look better by rounding their coordinates to the nearest pixel. 
> It certainly made the stock markers at a standard size look better, but
> I suspect as they get smaller, they are converging down to the same
> value, thus having a truly zero-sized marker.
> 
> I'm away from a machine with build tools at the moment, so can't
> confirm.  Does the attached patch work for you?
> 
> Mike
> 
> Andrew Straw wrote:
>> John Hunter wrote:
>>  
>>> On Sat, Nov 29, 2008 at 3:55 PM, Andrew Straw <str...@as...>
>>> wrote:
>>>    
>>>> Hi All,
>>>>
>>>> I have been testing the latest svn matplotlib, which failed to produce
>>>> any visible data in some long-standing scripts of mine. :(
>>>>
>>>> Investigating further, my use of markersize=0.5 combined with the '.'
>>>> symbol and the Agg backend caused a complete disappearance of the
>>>> markers. I'm attaching example images from 0.93.3 and the most recent
>>>> SVN using the attached script.
>>>>
>>>> I'd be happy to track this down, but I think this might be a no-brainer
>>>> for someone on the list.
>>>>       
>>> Is this agg only?
>>>     
>>
>> It doesn't happen with PS or SVG, so I'll say yes.
>>
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