[mkgmap-dev] RFC: Consider heightmeters for routing

Mon Apr 6 21:30:32 BST 2009

Hi Johann,

> So my idea is, to virutally lengthen the roads by the height distance. 
> This is, if a road has 1km and goes straight then it gets an entry of 1 
> km in the routing data.. If another road has a length of 1km and a 
> height difference of 10m, then it gets a length entry of 1.1km. And a 
> really hilly road with a length of 1km and a height of 100m will get an 
> entry of 2km.
> In other words, I would add a percentage of the height to the lenght. 
> This should made the etrex choose the flater roads.

What happens when you go downhill, does it make the roads shorter?

Personally, I like the hills when I am cycling so I don't think I would
use such a feature.

Cheers,

Mark