[GRASS-user] problem with t.rast.mapcalc (grass71 daily ubuntu 14.04)

Leonardo Hardtke leohardtke at gmail.com
Wed Sep 9 11:38:27 PDT 2015


Thaks
If it is a bug, I should fill a bug report so that some developer can fix
it!

Cheers

2015-09-09 15:17 GMT-03:00 Veronica Andreo <veroandreo at gmail.com>:

> Hi Leo,
>
> Yes, I had the same problem some time ago and the solution was to change
> the name, as you mentioned...
>
> Maybe a bug? Dunno :)
>
> Cheers,
> Vero
>
> El sep 9, 2015 3:05 PM, "Leonardo Hardtke" <leohardtke at gmail.com>
> escribió:
>
>> Dear GRASS users (and developers?!),
>>
>> I'm facing a problem with an expression in the t.rast.mapcalc module...
>>
>> t.rast.mapcalc inputs=QA_mask,ndvi,ndvi_smooth_spacetime
>> expression="if(QA_mask==0,ndvi,ndvi_smooth_spacetime)" output=ndvi_fixed
>> basename=ndvi_fixed
>> It throws the following error:
>> Starting temporal sampling...
>> Starting mapcalc computation...
>> Invalid map
>> <MOD13Q1.A2009017.h12v12.005.2009035110230_01_4326_smooth_spacetime_0>
>> Parse error
>> ERROR: parse error
>> ERROR: Error while mapcalc computation
>>
>> The QA_mask maps are:
>> QA_mask_01|PERMANENT|2009-01-01 00:00:00|2009-01-17 00:00:00
>> QA_mask_02|PERMANENT|2009-01-17 00:00:00|2009-02-02 00:00:00
>> ......
>>
>> The ndvi_smooth_spacetime maps are:
>> ndvi_smooth_spacetime_0|PERMANENT|2009-01-17 00:00:00|2009-02-02 00:00:00
>> ndvi_smooth_spacetime_1|PERMANENT|2009-02-02 00:00:00|2009-02-18 00:00:00
>> ...........
>>
>> The ndvi maps are
>> MOD13Q1.A2009001.h12v12.005.2009019145228_01_4326|PERMANENT|2009-01-01
>> 00:00:00|2009-01-17 00:00:00
>> MOD13Q1.A2009017.h12v12.005.2009035110230_01_4326|PERMANENT|2009-01-17
>> 00:00:00|2009-02-02 00:00:00
>> M
>>
>> As you see, there is no such a map like..
>> MOD13Q1.A2009017.h12v12.005.2009035110230_01_4326_smooth_spacetime_0
>>
>> I guess the module is mixing ndvi (a temporal dataset) with
>> _smooth_spacetime... the second part of the name....
>>
>> I know it work ok by renaming the ndvi_smooth_spacetime by something
>> else... but... is this a bug or shoul I use more '`" to protect names !?
>>
>> Thanks!
>> --
>> Dr. Leonardo A. Hardtke
>> Laboratorio de Teledetección y S.I.G.
>> Centro Nacional Patagónico (CONICET)
>> Bvd. Brown 2825, 9120
>> Puerto Madryn, Chubut, Argentina
>>
>> _______________________________________________
>> grass-user mailing list
>> grass-user at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/grass-user
>>
>


-- 
Dr. Leonardo A. Hardtke
Laboratorio de Teledetección y S.I.G.
Centro Nacional Patagónico (CONICET)
Bvd. Brown 2825, 9120
Puerto Madryn, Chubut, Argentina
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