Class TIfcRelDefinesByObject
Unit
Declaration
type TIfcRelDefinesByObject = class(TIfcRelDefines)
Description
Relationship between an object taking part in an object type decomposition and an object occurrence taking part in an occurrence decomposition of that type. The IfcRelDefinesByObject is a 1-to-N relationship, as it allows for the assignment of one declaring object information to a single or to many reflected objects.
Spec: https://standards.buildingsmart.org/IFC/RELEASE/IFC4_3/HTML/lexical/IfcRelDefinesByObject.htm
Source: scene/load/ifc/castleifc_ifc_standard_types.inc (line 1888).
Hierarchy
- TObject
- TPersistent
- TComponent
- TIfcPersistent
- TIfcRoot
- TIfcRelationship
- TIfcRelDefines
- TIfcRelDefinesByObject
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