[Talk-us] exit_to vs destination
Paul Norman
penorman at mac.com
Tue Jul 15 19:55:46 UTC 2014
As noted it could only deal with a subset of cases, but I expect it to be a significant subset.
There doesn't seem to be much interest, so I'm not perusing it at this time.
Sent from my iPhone
> On Jul 15, 2014, at 10:13 AM, Paul Johnson <baloo at ursamundi.org> wrote:
>
> I think we would need a Turing machine to make an automated edit of this (esp where there's center exits, or more than one in the same spot left and right).
>
>> On Jul 5, 2014 4:31 PM, "Paul Norman" <penorman at mac.com> wrote:
>>
>>> On 2014-06-23 4:16 PM, Martijn van Exel wrote:
>>> We should approach automated edits with a great deal of caution - but that's a separate discussion. I think converting exit_to to destination would be hard to do anyway because exit_to is added to the motorway_junction node, whereas destination is on a way. That could get ugly really fast, don't you think?
>>
>> It's not impossible - but the devil is, as always, in the details. You can obviously limit it to only cases where there is a motorway with a motorway_link branching off and no left/right tags, but it's not just that.
>>
>> If that link itself then has a Y branch (e.g. to turn left or right), it will need splitting because it's unlikely both branches will lead to the same place. There are probably other cases.
>>
>> If there is a desire to do a mechanical edit I can probably take a look at doing so and we can hash out the logic required, but I wouldn't want to do so until there's general agreement on the idea in principle of doing a mechanical edit.
>>
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