Dear all, > On Wednesday 17 November 2010 Benjamin Root wrote: > > Nevermind about the example script, I tested it myself and verified the > problem. The fix was simple. We were missing a square root for the > denominator of the formula for x and y. Before I submit this patch, can > anybody with more knowledge about the hammer projection verify that the > equations on the wikipedia page are correct? I would like to verify the > transformation before making this change. >
The patch seems correct - see http://www.progonos.com/furuti/MapProj/Dither/CartHow/HowAiHaW3/howAiHaW3.html or The Glossary of Mapping Sciences 1994, http://books.google.com/books?id=jPVxSDzVRP0C&lpg=PA59&ots=n4hOaubxqo&dq=hammer%20projection%20equation&pg=PA241#v=onepage&q&f=true Best regards, Tobias -- Tobias Winchen III. Physikalisches Institut A RWTH Aachen University +49 (0)241 80 27326
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