[Tagging] Micro Mapping, was Race track

John Smith deltafoxtrot256 at gmail.com
Wed Feb 3 22:32:24 GMT 2010


On 4 February 2010 07:22, Roy Wallace <waldo000000 at gmail.com> wrote:
> It is one option for tagging width, but users would then still need to
> make some assumption about the direction in which width is measured
> (probably the bisection of the angle between previous/following nodes)
> and interpolate between nodes (probably linearly).

If you assume the node is the mid point of the way, width at that
point is simply the width, and the width at the surrounding points is
that width and the rest is just vector math.

> It's also (at first glance) a very big change to the OSM data model.
> There may be other problems, but that's the main one I can think of.

Bigger than relations?




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