g_sunbeams
Description
Creates a "sun beam" effect.
Parameters
darken [number]
The strength of the darkening
multiply [number]
The strength of the multplier
sunx [number]
The screen x position of the sun (from 0 - 1)
suny [number]
The screen y position of the sun (from 0 - 1)
sunsize [number]
The "size" of the sun