IFC 4.3.0.1 (IFC4X3_TC1)

# 8.14.3.2 IfcLightIntensityDistribution

## 8.14.3.2.1 Semantic definition

IfcLightIntensityDistribution defines the the luminous intensity of a light source that changes according to the direction of the ray. It is based on some standardized light distribution curves, which are defined by the LightDistributionCurve attribute.

New entity in IFC2x2.

## 8.14.3.2.4 Formal representation

ENTITY IfcLightIntensityDistribution;
LightDistributionCurve : IfcLightDistributionCurveEnum;
DistributionData : LIST [1:?] OF IfcLightDistributionData;
END_ENTITY;