Difference between 2 Datasets

Hello,
How can I get the difference about one component between two datasets ?
Let’s say one layer is 15°C and the other 10°C, I’d like to have a new layer with a field filled with -5°C.
Thanks, Frank

AppendAttributes + Calculator

You might need either Append Attributes or Resample with Dataset depending on the structure of your data. See, for example: Visualization of data using Paraview - #7 by Kenneth_Moreland

Hello and thanks for your answer,
I still have the same value on the “calculator”. Do I have a formula to write ?

Yes, write something like:

Temp0 - Temp1

Hello,
After some research, I’ve done it using a ProgrammableFilter with the following :
Thanks @mwestphal and @Kenneth_Moreland, Frank.
image

1 Like

To do it in python you can also use the python calculator, with the one-liner
inputs[1].PointData["TMRT"] - inputs[0].PoindData["TMRT"]

Way more convenient, thank you @nicolas.vuaille !