Re: [GRASS-user] grass70 and display monitor

2009-12-05 Thread Jan Hartmann
I very much agree with Markus. The main point is that a command line interface is *much* faster than a GUI, once you have learned to use it. This can take a long time to learn (take the VIM editor for example), and for most people that is simply not worth it. When you have it in your fingers

Re: [GRASS-user] grass70 and display monitor

2009-12-05 Thread Jan Hartmann
Michael Barton wrote: A point on digitizing. If you haven't tried it, you should take a look at the digitizing that Martin has built into the new GUI. Because it has hot-key equivalents for all buttons, you CAN digitize with your right hand on the mouse and left on the keyboard. It also has a

Re: [GRASS-user] v.digit - new wiki page for migrators

2009-02-18 Thread Jan Hartmann
A question from a very old GRASS-hand (I have used it since we got Internet in Amsterdam in 1991, having downloaded and compiled it, with the complete X-Window system, from a 9600-baud telephone line. Had even to compile the gcc-compiler, since native AIX cc didn't like GRASS): In the old,

Re: [GRASS-user] v.digit - new wiki page for migrators

2009-02-18 Thread Jan Hartmann
really expect is the ability to have such shortcuts for dynamically panning and zooming, while digitizing. Sorry if I only can give suggestions, but few coding solutions... Thanks, Vincent Le mercredi 18 février 2009 à 14:53 +0100, Jan Hartmann a écrit : A question from a very old GRASS-hand

Re: [GRASS-user] v.digit - new wiki page for migrators

2009-02-18 Thread Jan Hartmann
Michael Barton wrote: Submit enhancement requests to the GRASS Trac site. That way, they don't get lost in a mountain of emails. I think there is a vdigit topic. If not, put it to wxgui. Done. Thanks Michael. Jan ___ grass-user mailing list

Re: [GRASS-user] v.digit - new wiki page for migrators

2009-02-18 Thread Jan Hartmann
, Jan Hartmann a écrit : Yes, exactly, especially the panning and zooming. If this is not the place to place suggestions for enhancements, where can I put them? Vincent Bain wrote: Hi, it may not be the right place to develop proposals, but if I could piggyback on what Jan said, I think his

Re: [GRASS-user] Thiessen Polygons

2009-02-17 Thread Jan Hartmann
Hamish wrote: - use r.param.scale to create a feature map and extract all saddle-point boundaries between the bubbles as the voronoi boundaries, (or r.slope.aspect and find areas where slope1 deg then r.thin, r.to.vect) Wouldn't this work with cost surfaces too? Starting from several

Re: [GRASS-user] Thiessen Polygons

2009-02-17 Thread Jan Hartmann
. It's also pretty bloated and inefficient, so a clean, more minimalistic start might not be a bad idea. Ben Jan Hartmann wrote: Wouldn't this work with cost surfaces too? Starting from several points (the Thiessen centers) with a grid cell cost information raster containing only the value one, you

Re: [GRASS-user] Thiessen Polygons

2009-02-15 Thread Jan Hartmann
Glynn Clements wrote: Jan Hartmann wrote: With that in mind, if the algorithm you propose would be indeed an approximation to weighted Voronoi polygons, *and* it wouldn't be all to hard to implement (I have no idea about that), would it make sense to propose this as a new RFC for GRASS

Re: [GRASS-user] Thiessen Polygons

2009-02-13 Thread Jan Hartmann
/citation.cfm?id=1332465 With that in mind, if the algorithm you propose would be indeed an approximation to weighted Voronoi polygons, *and* it wouldn't be all to hard to implement (I have no idea about that), would it make sense to propose this as a new RFC for GRASS? Jan Glynn Clements wrote: Jan

Re: [GRASS-user] Thiessen Polygons

2009-02-12 Thread Jan Hartmann
Glynn Clements wrote: Dylan Beaudette wrote: While we are on this topic, is there a way to get a weigthed voronoi diagram using grass ? The ability to rank a point to tune the area's influence would be great, for that purpose I've been using an arcgis'extension* but with grass it is not

Re: [GRASS-user] using grass on rasters without converting?

2008-10-30 Thread Jan Hartmann
Markus Neteler wrote: Hi Matt, On Thu, Oct 30, 2008 at 1:07 PM, matt wilkie [EMAIL PROTECTED] wrote: Hello Grass World, As a long time GIS user I've dipped into grass from time to time but never in depth. One of the things that's deterred me is the fact that I have a large body of data I