From Garry's Mod
Draws the toy town shader, which blurs the top and bottom of your screen. This can make very large objects look like toys, hence the name.
An integer determining how many times to draw the effect. A higher number creates more blur.
The amount of screen which should be blurred on the top and bottom.
Draws toy town effect.
function GM:RenderScreenspaceEffects() DrawToyTown(2, ScrH()/2) end