OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › shanChenForcedPostProcessor2D › Reply To: shanChenForcedPostProcessor2D June 27, 2021 at 10:20 pm #5753 AdrianKeymaster util::intersect computes the intersection between cuboids (x0,x1)x(y0,y1) and (x0_,x1_)x(y0_,y1_).