[GRASS-dev] Linke turbidity in r.sun.daily

[Nikos Alexandris]

Nikos Alexandris <nik at nikosalexandris.net wrote:

>> While working on the script, I'd like to understand if the 
>> "gisprompt" line is correct:

>> #%option
>> #% key: linke
>> #% key_desc: key description here
>> #% type: string
>> #% label: label here

>> #% gisprompt: old,fcell,raster

>> #% description: Name of the Linke atmospheric turbidity coefficient 
>> input
>> raster map
>> #% required : no
>> #%end

Vaclav Petras wrote:

> This does not seem correct. Run
>
> r.sun --script

Hmm, ok. Still, why "cell" for Linke-T? Linke-Ts are floats.


> and you will get what should be there. But note that the output is
> suboptimal because it is listing all the details and it is not using
> standard options, so look which standard options you can use (e.g.
> OPT_R_INPUT).

I will try.


> It would be good if you can look to r.sun which other options you can
> include.

I am.  I am also renaming stuff, eg slope_in to slope. I guess this is 
wanted.

Nikos


> According to <http://wgrass.media.osaka-cu.ac.jp/grassh/programming7/
>> gislib_cmdline_parsing.html#gisprompt_Member>:
>> "...three comma-separated (no spaces allowed) sub-arguments..."  and
>> "Second argument: ...should be the name of one of the standard
>> subdirectories of the mapset, as listed in 
>> $GISBASE/etc/element_list."
>>
>> Since Linke Turbidity ranges in [0, 7.0], "fcell" shoulb be correct 
>> here.
>> Also, does it matter if a map is DCELL or FCELL, regarding the 
>> "element"?
>> Either will be stored inside the "fcell" directory, right?