Old Style Blur.

Hello. I’m looking for a simple blur effect that is widely used in old games as a concussion, drunkenness, and dizziness effect. Is there a way to do this simple effect in Shadertoy as a postprocess effect? ​​Thanks.

Utilizing the widget system, you could create a widget that is a canvas and a screen blur effect, and set it to not hit testable. This may create the effect your looking for