Defined in File Ifc4.h
IfcColourSpecification: public Ifc4::IfcPresentationItem¶
Definition from ISO/CD 10303-46:1992: The colour specification entity contains a direct colour definition. Colour component values refer directly to a specific colour space.
NOTE Corresponding ISO 10303 name: colour_specification. It has been made into an abstract entity in IFC. Please refer to ISO/IS 10303-46:1994, p. 138 for the final definition of the formal standard.
HISTORY New entity in IFC2x2.
Subclassed by Ifc4::IfcColourRgb
Whether the optional attribute Name is defined for this IfcColourSpecification.
Optional name given to a particular colour specification in addition to the colour components (like the RGB values).
NOTE Examples are the names of a industry colour classification, such as RAL. IFC2x Edition 3 CHANGE Attribute added.