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List:       postgis-users
Subject:    Re: [postgis-users] pgrouting
From:       searchelite <searchelite () gmail ! com>
Date:       2008-12-18 4:33:56
Message-ID: 21066866.post () talk ! nabble ! com
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Pedro Doria Meunier wrote:
> 
> Daniel's solution was completely adequate.
> Remember that your vehicle location might not (surely not) be precisely
> over a 
> vertex or line segment. This is the "real life" scenario.
> 
> What you must do is create a line segment from the vehicle's location to
> the 
> nearest available vertex and then add the algorithm's result to it
> (meaning 
> to the emergency point)
> 
> HTH,
> 
> Pedro Doria Meunier
> GSM: +351961720188
> Skype: pdoriam
> 
> 

Thank you very much for your answer David and Pedro..

I think I got the answer now
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