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Questions tagged [calculator]

Related to a "field calculator" interface for modifying field attributes.

9
votes
2answers
3k views

How to get latitude /longitude in Degree Minute Second (DMS) using QGIS field calculator?

I have come up with the following expression to convert 5.1234 to 5° 7`24.24" toint ($x) || '° ' || toint((($x) - toint ($x)) * 60) ||'`' || substr( (tostring(((($x) - toint ($x)) * 60) - toint(...
2
votes
1answer
151 views

How to use raster calculator to create cumulative ZTV?

I need to create a raster layer with cumulative values for 72 viewsheds. Each viewshed is from a different point along a line and has been clipped to a 20km buffer from each viewing point. When I try ...