Re: [Matplotlib-users] Map projections and pyplot.plot

[Bruce F. <br...@cl...>]

Yes, as a matter of fact I create an identical basemap object as the
plotted gridded data.  And the lines (tropical cyclone tracks) plot fine as
long as the projection is 'cyl'.

Bruce

---------------------------------------
Bruce W. Ford
Clear Science, Inc.
br...@cl...
http://www.ClearScienceInc.com
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Phone: (904) 796-8101
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8241 Parkridge Circle N.
Jacksonville, FL  32211
Skype:  bruce.w.ford




On Thu, Dec 1, 2011 at 12:35 PM, Jeff Whitaker <js...@fa...> wrote:

> On 12/1/11 7:34 AM, Bruce Ford wrote:
>
>> I have a basemap figure where data is placed atop, which can be in any
>> number of differing projections.  However, when I plot a line over it using
>> pyplot.plot, the line doesn't show unless I'm using the cylindrical
>> equidistant projection.
>>
>> From what I gather this is a limitation of the plot command.  Can anyone
>> confirm this?  Is this a limitation in that the 'cyl' projection is assumed
>> by pyplot.plot?
>>
>> I saw a post that mentioned that a projection kwarg would not be added to
>> the plot command.  Does this mean that the plot command will realize the
>> projection of the gca basemap?
>>
>> Bruce
>>
>> ------------------------------**---------
>> Bruce W. Ford
>>
>
> Bruce:  Did you convert the coordinates of the data you're plotting with
> pyplot.plot to map projection coordinates (by passing the lat/lon values to
> the Basemap instance)?
>
> -Jeff
>