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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) Version: 5.1.50000.0 (5.0.20693.0)
Syntax
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