[OSM-talk] routing across open spaces

[Dave F.]

On 06/12/2010 21:42, David Murn wrote:
> On Mon, 2010-12-06 at 21:18 +0000, Dave F. wrote:
>> On 06/12/2010 21:06, David Murn wrote:
>>> On Mon, 2010-12-06 at 20:56 +0000, Dave F. wrote:
>>>
>>>>>     - which, if all they
>>>>> know about is the perimeter, is probably a good thing.
>>>> Eh? I thought you said you'd "love it" if it cut directly across an area??
>>>>
>>>> They don't have to *follow* the perimeter just use it to find the best
>>>> exit&   then join it to the entrance to the area with a straight line.
>>> And as was said during the thread, what happens if theres a lake, a
>>> building, a playground, etc in the middle of the straight line?
>> As I said earlier in the thread, use multi-polygons. The router *should*
>> be able to get around it (see earlier in the thread about the maths
>> required to get around corners.
> Okay, so are we going around the perimeter of the polygon or are we
> taking a straight line cutting directly across an area?

I think you've deliberately not taken on board many of the points made 
in this thread purely to be an argumentative PITA, so you're on your own.