The color of the fog.
The density of the fog (used for EXP and EXP2 modes).
The ending distance where fog is 100% (used for LINEAR mode).
The world-space Y coordinate where height fog starts.
How quickly the fog density drops off above the fog height (0 = off).
The mathematical mode of the fog.
The starting distance of the fog (used for LINEAR mode).
Represents the global fog settings for a scene.