Here's a great new tutorial by Bbbn19 on creating a simple caustics effect.
A 3D Sculptor and Modeler known as Bbbn19 has released a great new tutorial on creating the caustics effect in Blender. As any artist knows, making real caustics can be very difficult and time-consuming, luckily, Bbbn19 found a way to "fake" the effect in Blender using the Voronoi Texture as the basis for the entire project and in this tutorial, the author shared the secret of easy caustics. Fake or not, the effect looks fantastic.
And here's the tutorial on making the fish itself, using Geometry Nodes:
For those interested, Bbbn19's great YouTube channel contains heaps of in-depth tutorials on Blender. From making flowing lava to the creation of data maps to making the DVD bouncing effect – this channel covers a variety of topics related to Blender art. You can check out Bbbn19's channel here.