Thea Render is the most versatile 3D renderer featuring state-of-the-art unbiased, and GPU engines. All the engines operate within the same framework and switching from one to another is just a click away.
Caustics is an advanced but expensive engine feature adding to the realism of the scene. Pool caustics is one of those things that take the image to the next level. Let us see how to setup the scene, create the water material, and change the render settings to take caustics into account.