> I want to show road signs for restrictions. So I tried the following:
>
> relations:
> type=restriction { apply { set relation_restriction='${restriction}'
> }}
>
> points:
> relation_restriction=only_straight_on [0x300f level 0]
>
> This creates a sign at the crossing. But I'd prefer to see the sign at
> the 'from' part of the relation. So I added the following line to the
> file
> polygons:
> relation_restriction=only_straight_on [0x21 level 0]
>
> In this case I get 3 signs for every restriction (from, via, to).
> (This is a 'hack' to get a POI for a way with --add-pois-to-areas. The
> polygon is not displayed because the way consists of 2 nodes).
>
> How can I restrict the POI to the 'from' member of the relation? The
> following line doesn't work because 'role' doesn't belong to the
> relation, it belongs to the members of the relation:
>
> type=restriction & role=from { apply { set
> relation_restriction='${restriction}' }}
>
> Rudi
>
Now I found the solution by looking at the source code:
route=from solves my problem:
type=restriction { apply route=from { set
relation_restriction='${restriction}' }}
Now only the members of the relation with the specified role get the tag.
Rudi
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