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LightGetAttenuation Method

Gets the attenuation settings (ignored for "directional" and "ambient" lights).

attenuation = 1/(a0 + d*a1 + d^2*a2) where d = distance to light.

Namespace:  Rhino.Geometry
Assembly:  RhinoCommon (in RhinoCommon.dll)
Since: 5.0
Syntax
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public double GetAttenuation(
	double d
)

Parameters

d
Type: SystemDouble
The distance to evaluate.

Return Value

Type: Double
0 if a0 + d*a1 + d^2*a2 <= 0.
See Also