[GRASSGUI] more proj4 inconsistencies in g.proj
Michael Barton
michael.barton at asu.edu
Thu Jul 5 22:54:34 EDT 2007
Paul and Glyn,
I've been tearing my hair out for 2 days over what I thought was a Python
problem only to discover that it's another inconsistency with the projection
information files--with ellipse.table again.
For example, the line for wgs84 is...
wgs84 "World Geodetic System 1984" a=6378137.000
f=1/298.257223563
But for it to be read into g.proj in acceptable format, it needs to be...
wgs84 "World Geodetic System 1984" a=6378137.000
rf=298.257223563
That is, 1/298.257223563 needs to be 298.257223563
Why is it 1/298.257223563? Is this correct in some kind of format acceptable
to g.proj?
Anyway, with this solved, the location wizard works for all except xy
locations (suggestions on how to make?) and extents.
Michael
__________________________________________
Michael Barton, Professor of Anthropology
Director of Graduate Studies
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University
phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton
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