Re[4]: [Qgis-developer] Re: [Qgis-user] Announcing RoadGraph plugin

[Sergey Yakushev]

Fri, 28 Jan 2011 12:40:54 -0200 письмо от MaurМcio de Paulo <mauricio.dev at gmail.com>:

> I was asked once: does roadgraph plugins read the layer's snap information from project settings?
No, roadgraph plugin don't read snap information. But it is a good idea.
For snap point road graph plugin calculate distance to each line's segment  and select minimum.

>  Or does it set a topology tolerance or itself?
Sorry, I don't understand you. Please explain it.

> All the best,
> Mauricio de Paulo

> 2011/1/28 Sergey Yakushev <yakushevs at list.ru>
> Hi Tim.
> 
> 1. You need to configure the plugin ("Plugins => road graph => settings")
> 
> 2. "Plugins => road graph => show roads direction" for highlight roads direction. I use this for testing settings.
> 
> 3. Road graph plugin have problem with tie point to graph. Try for very short path and big scale (e.g. 1:1).
> 
> Thu, 27 Jan 2011 23:37:46 +0200 письмо от Tim Sutton <lists at linfiniti.com>:
> 

> > Hi Sergey
> >
> > I tried to test the plugin tonight (Ubuntu 10.10) - I see the
> > roadgraph dock, click on the start and end points on my road network,
> > but nothing happens when I click the compute button. Am I missing
> > something?
> >
> 
> --
> С уважением Якушев Сергей yakushevs at list.ru
> 
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> -- 
> Mauricio de Paulo
> Engenheiro Cartografo
> MapeandoOBrasil

> 

--
С уважением Якушев Сергей yakushevs at list.ru