Re: [matplotlib-devel] contourf linewidth=1 help request

[Eric F. <ef...@ha...>]

Jordan,

Strange, I did test the change and it worked fine with your example on 
my system.  I will email you the result in a separate message so as not 
to clog the list.  Then you can tell me if you see the problem in that 
file.  Maybe I am misunderstanding something.

Eric



Jordan Dawe wrote:
> Eric Firing wrote:
> 
>> Jordan,
>>
>> Thanks, now I see the problem and where it is coming from.  In 
>> contour.py, near the bottom, in the contourf method, change the 
>> linewidth from 1 to 0.01, so the line reads:
>>             col = PolyCollection(nlist, linewidths=(0.01,))
>>
>> I think this will be OK; based on the comment below the line, I think 
>> I found that using a linewidth of zero was problematic, so I probably 
>> simply used 1 thinking it was small enough not to matter.
>>
>> I will need to make a corresponding change in the CVS version so that 
>> it will get into the next release.  I'll do that this evening.
>>
> Sorry about this, but that patch doesn't seem to work.  When I open the 
> eps files generated with this change implimented, I get the artifact 
> problem mentioned in the comment; fine lines at the boundaries of the 
> contouring engine's subdomains.  In fact, I get the artifacts at 
> linewidths as large as 0.5.
> 
> Jordan
> 
> 
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