OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Visualization of output for domains created with imported STL file › Reply To: Visualization of output for domains created with imported STL file April 19, 2021 at 7:57 pm #5614 mathiasKeymaster In allof the OpenLB examples a file “geometry” is written as vtk file, which you can be used for it.