On 6 Jan 2013, at 21:26, Stuart Buchanan <stuar...@gmail.com> wrote:
>> What is also lost is the inverse slope transition (this effect changes for
>> instance a 'Rock' landclass to grass or forest
>> appearance if the terrain is not sloped, giving flat mountaintops a grass
>> cover). I dropped this intentionally, because it
>> makes the strong assumption that Rock can only exist on steep slopes -
>> inverse slope changes rock on Alaskan
>> coastline to forests for instance, also open flat rock can exist in desert
>> areas.
>
> I'm happy with losing this. I can think of lots of areas of Scotland
> with "Rock" on horizontal surfaces.
Agreed, this stuff is all about plausible heuristics, but I think this one
fails the 'plausible in enough areas' test. Hopefully we'll (soon) be able to
suggest land cover updates to fix any areas with these kind of data issues,
once the world scenery rebuild completes.
James
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