Godot 4: Warp speed shader (tutorial)

Hi everyone! Let's improve the Vertical Drops shader. As I promised at the end of the corresponding video, we can achieve an entirely different effect if we convert the algorithm into polar coordinates and make a few minor adjustments. Yes, we will create exactly what you now see on the screen, which can be used in the game as a hyperspace jump or warp speed acceleration. Let's get to it.