[Proj] Re: "Double ellipsoid" case?

[Hamish]

Hamish wrote:
> ... except if that rendering engine is used as the backdrop images in
> their JOSM street editor and folks are "snapping" roads to a distorted
> image. I don't know if this is really the case for JOSM, but I'm slightly
> worried that it may be.

Indeed, Osmarender may be used by JOSM:
  http://josm.openstreetmap.de/wiki/Help/Menu/View

but from reading that manual page it would seem non-interactively, so not
prone to the "snapping" bug. (this time)


Hamish