Calculator
how to merge this point data array to my main file “all_results_00*”" in order to be able to set up the Lagrangian tracker.
File → SaveData on the calculator, but not needed in your case.
I tried to define these values (fixed on the whole volume) with the “Calculator”, and then to use the “Group Dataset” filter to add these values to “all_results_00*”. However, both values are displayed as “partial” in the created DataSet.
Do not use Group Dataset, Create a Calculator on the first calculator, like this: