<div>Hi Margherita,</div>
<div> </div>
<div>give a look at</div>
<div>r.watershed</div>
<div>r.terraflow</div>
<div>r.flow<br></div>
<div>Good luck,</div>
<div> </div>
<div>milton<br></div>
<div class="gmail_quote">2009/7/10 Margherita Di Leo <span dir="ltr"><<a href="mailto:diregola@gmail.com">diregola@gmail.com</a>></span><br>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Hi Jachym,<br><br>Thank you very much for your answer.<br><br>I think I was not very clear in explaining my problem. I have to calculate distance from a line, but the distance has to be calculated *following a path*, defined by a matrix of direction, as a 'flow direction' in hydrology. It would be a very useful hydrological tool.<br>
<br>Cheers<br><font color="#888888"><br>m.</font>
<div>
<div></div>
<div class="h5"><br><br><br>Jachym Cepicky wrote:<br>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Hi,<br><br>would [1] help ?<br><br><br>[1] <a href="http://grass.osgeo.org/grass64/manuals/html64_user/r.grow.distance.html" target="_blank">http://grass.osgeo.org/grass64/manuals/html64_user/r.grow.distance.html</a><br>
<br>Jachym<br><br>On Thu, Jul 09, 2009 at 03:29:40PM +0200, Margherita Di Leo wrote:<br> <br>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Hi List!<br><br>I was wondering if there is a way to obtain a (raster) map of distances from a point or a line, in which the path is defined by a map (i.e. a flow direction).<br>
It would be very useful for me!<br><br>Thank you in advance.<br><br>Cheers<br>m.<br><br> <br></blockquote></blockquote><br><br>-- <br>Eng. Margherita Di Leo<br>Ph.D. Student Methods and Technologies for Environmental Monitoring<br>
Department of Environmental Engineering and Physics (DIFA)<br><br>University of Basilicata Campus Macchia Romana<br>85100 - Potenza Italy<br><br>Office: +39-0971205363<br>Fax: +39-0971205160<br>E-mail: dileomargherita AT gmail DOT com<br>
Skype: dileomargherita<br>URL: <a href="http://www.difa.unibas.it/A_Manager_PP.do?azione=visualizzaHomePage&id=106" target="_blank">http://www.difa.unibas.it/A_Manager_PP.do?azione=visualizzaHomePage&id=106</a><br>
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</div></div></blockquote></div><br>