ifcColourFactor允许选择RGB颜色值或标量因子值作为反射组件的值。
IFC2x2中增加的新选择类型。
Enumeration definition
| Constant | Description |
|---|---|
| IfcNormalisedRatioMeasure | |
| IfcColourRgb |
EXPRESS Specification
TYPE IfcColourOrFactor = SELECT (
IfcNormalisedRatioMeasure,
IfcColourRgb);
END_TYPE;