*Jakub Spacek - Mixing Colors by Way of Houdini Fluids Flip and Pyro Solvers.
https://lesterbanks.com/2018/10/create-mix-colors-houdini-fluids/*Houdini oil in water
https://www.deko.lt/houdini-oil-in-water/*Od force about flow map
https://forums.odforce.net/topic/23724-flow-map-from-fluid-velocity-for-game-application/
