Re: [Boost-users] BGL distance recorder

From: Jens Müller (jens.mueller_at_[hidden])
Date: 2007-09-13 11:22:04

Andreas Fabri wrote:
> Hello,
> 
> I am wondering if there is not a documentation bug.
> 
> The distance_recorder<DistanceMap, EventTag> manual page states:
> 
>    DistanceMap 	A WritablePropertyMap, where the key type and the value type are the vertex descriptor type of the graph.
> 
> 
> Shouldn't the value type be something like int. After all it is a distance
> measured in the number of hops in the graph.

Yepp, is most probably a bug.

> Also writing my own DistanceMap I had to also provide the function   get
> in order that it compiles. So the DistanceMap should  be Readable as well.

This probably, too.