FALLING_LENSES
Up to four lenses falling down the screen, each bending whatever passes behind it. uWarpParams.x is how many, uWarpParams.y the fall clock and uWarpParams.z how strong.
Up to four lenses falling down the screen, each bending whatever passes behind it. uWarpParams.x is how many, uWarpParams.y the fall clock and uWarpParams.z how strong.