Phillip M. Feldman wrote: > Andrew Straw wrote: >> Jeff Whitaker wrote: >> >>> Dr. Phillip M. Feldman wrote: >>> >>>> Basemap offers many projections, but is missing two of the most >>>> useful ones: >>>> >>>> - For satellite applications, it would be helpful to have a "camera" >>>> projection, i.e., a projection that shows the Earth as viewed from a >>>> specified point in space. This would be a generalization of the >>>> current >>>> geostationary projection. >>>> >>> Philip: Don't think the proj4 lib supports this. >>> >> I think it's already in there -- see nsper, for near sided perspective. >> >> -Andrew >> >> > Hello Andrew- > > It does sound as thought nsper is exactly what I need, but when I try > to use it, I get the following error message: > > ValueError: 'nsper' is an unsupported projection. > The supported projections are: > > aeqd Azimuthal Equidistant > poly Polyconic > gnom Gnomonic > moll Mollweide > tmerc Transverse Mercator > nplaea North-Polar Lambert Azimuthal > gall Gall Stereographic Cylindrical > mill Miller Cylindrical > merc Mercator > stere Stereographic > npstere North-Polar Stereographic > geos Geostationary > vandg van der Grinten > laea Lambert Azimuthal Equal Area > mbtfpq McBryde-Thomas Flat-Polar Quartic > sinu Sinusoidal > spstere South-Polar Stereographic > lcc Lambert Conformal > npaeqd North-Polar Azimuthal Equidistant > eqdc Equidistant Conic > cyl Cylindrical Equidistant > omerc Oblique Mercator > aea Albers Equal Area > spaeqd South-Polar Azimuthal Equidistant > ortho Orthographic > cass Cassini-Soldner > splaea South-Polar Lambert Azimuthal > robin Robinson > > Phillip Philip: I think Andrew meant nsper is in proj4. I'll look into adding support for it in Basemap.
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