Reply To: Unit conversion
You are welcome.
Each origin and extend are part of the input arguments for the respective indicatorCuboid2D functor and should be well-defined as is.
For more information of the usage of indicator functors to build a geometry by stacking primitives together, please have a look at the User Guide (https://www.openlb.net/wp-content/uploads/2020/12/olb_ug-1.4r0.pdf, Section 5.1 “Creating a Geometry”).
BR
Stephan