Godot 4: Yet another rain shader (tutorial)

Hey everybody! Would you like an inexpensive rain effect to enhance the 2D scenes in your game? We already have the particle rain, which I demonstrated in one of the previous videos. What I'll show today might not be perfect, but the shader itself is very fast, so it can be easily used, for example, to decorate windows through which you can see a rain-soaked landscape. Or even for an entire scene, if we manage to set the parameters correctly. Let’s do it.