Krakatoa KCM Color By Vortisity Velocity Tutorial

hi.. i received lots of requests for Krakatoa “KCM“ tutorial, so i made one.. in this tutorial i demonstrate how to render realflow particles color driven by vorticity or velocity.. i used this Technic to Achive the “foamy“ water look in These videos : the reason i made the tutorial with different scene is because the original scene runs very slowly.. enjoy.. yuval