14. Guyou map projection¶
sasmodels.guyou
¶
Convert between latitude-longitude and Guyou map coordinates.
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sasmodels.guyou.
ellipticFi
(phi, psi, m)¶
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sasmodels.guyou.
ellipticJi
(u, v, m)¶
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sasmodels.guyou.
guyou
(lam, phi)¶ Transform from (latitude, longitude) to point (x, y)
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sasmodels.guyou.
guyou_invert
(x, y)¶ Transform from point (x, y) on plot to (latitude, longitude)
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sasmodels.guyou.
main
()¶ Show the Guyou transformation
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sasmodels.guyou.
plot_grid
()¶ Plot the latitude-longitude grid for Guyou transform