Re: [Matplotlib-users] basemap meridians cut off

[Jeff W. <js...@fa...>]

> spmls <mailto:spl...@gm...>
> July 5, 2013 10:58 AM
> Hello,
>
> I've been having a problem in my basemap plots of areas with small spatial
> extents, where my meridians are cutoff like so:
>
> <http://matplotlib.1069221.n5.nabble.com/file/n41409/Max_Water_Surface.png> 
>
>
> I've tried simplifying the code as much as possible, but still get a 
> similar
> problem:
> <http://matplotlib.1069221.n5.nabble.com/file/n41409/meridians_cutoff_atTop.png> 
>
>
> The meridians plot correctly when I use a normal mercator instead of the
> transverse mercator projection, so switching to mercator is my last resort
> option for now. Has anyone dealt with this problem before and found a
> workaround?
>
> Thank you!
> -SeanPaul
SeanPaul:  This looks like a bug in basemap - please file an issue on 
the github page (https://github.com/matplotlib/basemap).

-Jeff
>
> Here's my simplified code:
>
> import numpy as np
> import matplotlib as mpl
> from mpl_toolkits.basemap import Basemap
> import matplotlib.pyplot as plt
>
>
> """Input desired lats (y) and lons(x) of plot"""
> ############
> xmin = -166.22
> xmax = -166.134
>
> ymin = 53.7439
> ymax = 53.7827
> ############
>
> m = Basemap(projection='tmerc', lon_0=-165. , lat_0=0 , llcrnrlon=xmin,
> llcrnrlat=ymin, urcrnrlon=xmax , urcrnrlat=ymax)
>
> meridians = np.arange(xmin,xmax,(30/3600)) # 30 arcsecond spacing
> m.drawmeridians(meridians)
>
> parallels = np.arange(ymin,ymax,(30/3600))
> m.drawparallels(parallels)
>
> plt.show()
>
>
>
> --
> View this message in context: 
> http://matplotlib.1069221.n5.nabble.com/basemap-meridians-cut-off-tp41409.html
> Sent from the matplotlib - users mailing list archive at Nabble.com.
>
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