[GRASS-user] r.sunmask cast shadow question

Tim Michelsen timmichelsen at gmx-topmail.de
Sat Jan 4 03:17:57 PST 2014


Am 02.01.2014 23:13, schrieb Markus Neteler:
> You may consider r.sun as well in order to compute cast shadow. I
> played around with it recently, see
> http://courses.neteler.org/will-the-sun-shine-on-us/
Thanks for sharing this.

>Perhaps r.sun.hourly should get an additional flag to generate the
binary “sun-yes” – >“sun-no” maps directly.
Additionally, it would be nice to have a agregrate flaf
* sum up the daily/monthly/annual radiation (kWh/m^2)
* average sunlight duration per day during a month, etc. (h/d)

Where can such ideas be collected for GRASS addons?
In the normal bugtracker?

Kind regards,
Timmie



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