Defined in File Ifc4.h
The IfcLightFixtureTypeEnum defines the range of different types of light fixture available.
HISTORY: New type in IFC 2x Edition 2IFC 2x4: SECURITYLIGHTING added
POINTSOURCE: A light fixture that is considered to have negligible area and that emit light with approximately equal intensity in all directions. A light fixture containing a tungsten, halogen or similar bulb is an example of a point source. DIRECTIONSOURCE: A light fixture that is considered to have a length or surface area from which it emits light in a direction. A light fixture containing one or more fluorescent lamps is an example of a direction source. SECURITYLIGHTING: A light fixture having specific purpose of directing occupants in an emergency, such as an illuminated exit sign or emergency flood light. USERDEFINED: User-defined type. NOTDEFINED: Undefined type.