thanks to all for this awesome illustration of the high powered
modeling capabilities of GRASS! This is really great stuff!
very high tech, and certainly blows away what i've seen from commercial
products.<br>
<br>
keep up the great work to everyone out there! =D<br>
<br><br><div><span class="gmail_quote">On 5/23/06, <b class="gmail_sendername">Jeroen Wortel</b> <<a href="mailto:j.wortel@wanadoo.nl">j.wortel@wanadoo.nl</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hi Maris,<br><br>thanks for the r.lake.<br>It sounds promising, I'll try it out for sure.<br><br>thanks,<br>-Jeroen.<br><br> t 14:24 20-5-2006, MÄris Narti¹s wrote:<br>>Hi,<br>><br>>I have to appologise for delay with
r.lake. Not everything is going always as<br>>planed.<br>><br>>I attached r.lake source code (no changes) and simple description file. I'm<br>>not english native speaking person and almost offline (expedition) and have
<br>>no dictionary - feel free to correct my text.<br>><br>>If I can help in any way - feel free to contact me.<br>><br>><br>>wbr,<br>>Maris.<br>><br>>On Friday 19 May 2006 21:46, Jeroen Wortel wrote:
<br>> > Hi Markus,<br>> ><br>> > Is the r.lake routine available?<br>> > We are doing some (simple) river inundation analysis as well;<br>> ><br>> > we create a raster map of our vector river model with value 1,
<br>> > multiply this by the desired water (flood) height, add this to our<br>> > DEM and use r.mapcalc to extract all cells lower or equal to the<br>> > flood level. Then we convert this to a vector file, and extract the
<br>> > polygon containing the main stream and the connected flooded areas<br>> > (which is one class as created by r.mapcalc).<br>> ><br>> > This works quite ok, but tends to be slow when there are lots of
<br>> > islands (eg buildings) in the inundated area.<br>> ><br>> > How does r.lake work? I couldn't find anything in the docs.<br>> ><br>> > Thanks,<br>> ><br>> > -Jeroen.<br>> >
<br>><br><br><br>RC(0.3)1r2m B-- C-- D++ F N- S? O! OCGP a29<br><br><br>_______________________________________________<br>grassuser mailing list<br><a href="mailto:grassuser@grass.itc.it">grassuser@grass.itc.it</a><br>
<a href="http://grass.itc.it/mailman/listinfo/grassuser">http://grass.itc.it/mailman/listinfo/grassuser</a><br></blockquote></div><br>