IFC 4.3.1.0 (IFC4X3_ADD1)

4.7.7.3.1.2 Circle Profile Definition

The following diagram shows the generic classes and relationships used when applying this concept.

G IfcCircleProfileDef IfcCircleProfileDef 1. ProfileType [1:1] 2. ProfileName [0:1]      HasExternalReference [0:?]      HasProperties [0:?] 3. Position [0:1] 4. Radius [1:1] IfcProfileTypeEnum IfcProfileTypeEnum IfcCircleProfileDef:ProfileType1->IfcProfileTypeEnum:IfcProfileTypeEnum0 IfcLabel IfcLabel IfcCircleProfileDef:ProfileName1->IfcLabel:IfcLabel0 IfcAxis2Placement2D IfcAxis2Placement2D      LayerAssignment [0:1]      StyledByItem [0:1] 1. Location [1:1] 2. RefDirection [0:1] IfcCircleProfileDef:Position1->IfcAxis2Placement2D:IfcAxis2Placement2D0 IfcPositiveLengthMeasure IfcPositiveLengthMeasure IfcCircleProfileDef:Radius1->IfcPositiveLengthMeasure:IfcPositiveLengthMeasure0 IfcCartesianPoint IfcCartesianPoint      LayerAssignment [0:1]      StyledByItem [0:1] 1. Coordinates [1:3] IfcAxis2Placement2D:Location1->IfcCartesianPoint:IfcCartesianPoint0 IfcDirection IfcDirection      LayerAssignment [0:1]      StyledByItem [0:1] 1. DirectionRatios [2:3] IfcAxis2Placement2D:RefDirection1->IfcDirection:IfcDirection0
Figure 4.7.7.3.1.2.A