Shader: "ground fog"
"ground fog"

ClassForeground
Synopsis Simulates a layer of fog whose density decreases with altitude.
Arguments

"fog distance" Description: Alters rate at which the fog density increases with distance from the viewer; lower values will make the fog dense more quickly.
Default:1000.0
Hint:[ 0, inf ]
"fog height" Description: The height of the fog.
Default:0.0
Hint:[ -inf, inf ]
"fog colour" Description: The colour of the fog.
Default:(1.0, 1.0, 1.0)
Hint: [ 0, 1 ], [ 0, 1 ], [ 0, 1 ]
"ground point" Description: A point on the ground plane.
Default:(0.0, 0.0, 0.0)
Hint:-
"ground normal" Description: The normal to the ground plane.
Default:(0.0, 0.0, 1.0)
Hint: [ -1, 1 ], [ -1, 1 ], [ -1, 1 ]
"max density" Description: The maximum density of the fog.
Default:1.0
Hint:-
"ignore background" Description: Specifies whether background pixels are affected by the fog.
Default:TRUE
Hint:-

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