Salut JF,
Not sure... perhaps 0 is her no data value in her original DEM... just a 
guess.

This could help...

http://gis.stackexchange.com/questions/33764/how-to-change-null-values-raster-values-to-0-in-qgis
http://gis.stackexchange.com/questions/81640/how-to-set-all-pixels-with-value-0-to-nodata-in-dem-raster

Le 2015-01-27 15:10, jfprieur [via OSGeo.org] a écrit :
> Merci Nicolas ;)
>
> I understand your explanation but why does Kavinda's example set the 
> result to the rasters nodata value eg. he does not have to set the 
> nodata value to 0 manually. Seems to be using float as well. I must 
> not be seeing something obvious. Thanks for your patience.
>
> ------------------------------------------------------------------------
> If you reply to this email, your message will be added to the 
> discussion below:
> http://osgeo-org.1560.x6.nabble.com/Nodata-and-raster-calculator-tp5182962p5184038.html
>  
>
> To start a new topic under Quantum GIS - User, email 
> [email protected]
> To unsubscribe from Quantum GIS - User, click here 
> <http://osgeo-org.1560.x6.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=4125267&code=bmljb2xhcy5jYWRpZXV4QGFyY2hlb3RlYy5jYXw0MTI1MjY3fDYzNDQ4MjQxNg==>.
> NAML 
> <http://osgeo-org.1560.x6.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml>
>  
>





--
View this message in context: 
http://osgeo-org.1560.x6.nabble.com/Nodata-and-raster-calculator-tp5182962p5184043.html
Sent from the Quantum GIS - User mailing list archive at Nabble.com.
_______________________________________________
Qgis-user mailing list
[email protected]
http://lists.osgeo.org/mailman/listinfo/qgis-user

Reply via email to