A digital screen effect that can be limited to objects with a custom stencil ID
A kaleidoscope type effect that can produce a lot of variation
By blurring the custom stencil, this effect can be limited to certain objects, but extend past their boundary
A large block of nodes is used for edge detection based on depth and normal angles, and another large block for smearing the stencil
Post process materials in Unreal Engine. Background art by Alexander Sychov