Generally such caustic effects are native to unbiased render engines, but VRay gives you full control over its use. Just like Refractive Caustics are formed under water, Reflective Caustics are formed in the same way via reflection.

You also might’ve seen similar light patterns on any ceiling near a pool. In layman terms, caustics are the wavy light patterns formed under clear water when sunlight refracts through any uneven water surface. Here’s a whole step-by-step method for making amazing swimming pools that just stand out and sell the project!Īs an introduction to caustics, let me first explain what caustics really are.

One of the most exclusive and impressive features offered by VRay is the use of Caustics. By using this function you can create physically accurate water bodies on the cheap. Here’s an awesome method for creating PHOTO-Realistic swimming pool water with vray caustics effect.