[josm-dev] Geometric calculations and projections
Matthew W. S. Bell
matthew at bells23.org.uk
Wed Dec 9 19:27:21 GMT 2009
On Mon, 2009-12-07 at 23:22 -0500, Matthias Julius wrote:
> IMHO, all those calculations should ideally be done using great
> circles. For most practical purposes using linear approximation with
> latlon directly is probably good enough for most practical
> purposes. Using Mercator for this might give better results.
I think the key point here that the projection used for geometry editing
should be a conformal one (i.e., angle preserving) like those in .
Possibly, the projection should have an even greater restriction.
Matthew W.S. Bell
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