[Gvsig_english] gvSIG 1.9::strange result when calculating area

Sergio Clark sergio.clark at iver.es
Fri Nov 27 15:18:26 CET 2009


Hi Wolfgang,

Same error has been reported recently in the Spanish users list. It's 
strange. We've already transmitted this bug to the developers.

Thanks and regards,
Sergio.


Sergio Clark
Equipo gvSIG
IVER T.I., S.A.
www.iver.es
www.gvsig.com



Wolfgang Qual escribió:
> Hi list,
> I just used the area()-Function to calculate the area of a polygon 
> them and was surprised, as
> all values were negative. The absolute value was correct, "only" the 
> minus is very strange.
> The layers I tested were from our official database. I am confused by 
> this, as determinating the area using the
> measure tool results in the correct value (without "-"). Moreover, if 
> I use the "split"-tool and recalculate the area,
> the area of the splitted geometries is positive (the rest remains 
> negative). Very strange.
>
> Any ideas are appreciated very much.
> Best,
> Wolfgang
>
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