Hi,
you could add an "Instead of update" trigger on your view to modify your
data table.
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Hi list,
in Advanced Digitizing panel one can use the Construction Mode to set a new
reference point for the next distance and/or angle constraints, without
adding an actual vertex to the digitized feature. This is extremely useful
once one gets used to the way it works, though it is very easy to f
Hey, after re-reading your post, there's probably one more thing done wrong!
What you are doing here is trying to add new fields to existing features,
that's what the field calculator does.
If you just want to add new features, then simply click the Add Feature
button on the attribute table (in ca
Hi,
from your screenshot I would guess that there is already a field named
DEVS_D present, here's why:
In the expression field you have to enter the VALUE you want to be
calculated for the field, so if for example you want to create a new field
named DEVS_D and assign the value 1 to all rows, then
Hi Julien,
do you think updating the crs definition in MDSYS.CS_SRS with a proper one
could be a workaround for such cases or would it introduce other problems?
Stefanos
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The grass v.rectify algorithm does exactly that, you'll have to manually
collect your gcps though.
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Hi,
probably caused by topological issues in your data, you can locate those
with check validity algorithm.
For what you are trying to do, if I got it correctly, it would be easier to
create polygons out of your cad lines (polygonize) and then use algorithm
Clip on your parcel data.
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You can also use the "Translate" processing algorithm.
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You can see the QGIS implementation in
https://github.com/qgis/QGIS/blob/7d1ca8161882cf03b9a384b6e294fc9ce5f45ed8/src/app/georeferencer/qgsgeorefmainwindow.cpp#L1451-L1495
It breaks down to error = std::sqrt( ( sumVxSquare + sumVySquare ) / (
nPointsEnabled - mGeorefTransform.getMinimumGCPCount()