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4.2.2.2.4.2.2 Extruded Area Tapered PolyCurve Profile

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

G <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a> IfcExtrudedAreaSolidTapered      LayerAssignment [0:1]      StyledByItem [0:1] Profile 1. SweptArea [1:1] 2. Position [0:1] 3. ExtrudedDirection [1:1] 4. Depth [1:1] 5. EndSweptArea [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProfileDef.htm'>IfcProfileDef</a> IfcProfileDef 1. ProfileType [1:1] 2. ProfileName [0:1]      HasExternalReference [0:?]      HasProperties [0:?] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:SweptArea1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProfileDef.htm'>IfcProfileDef</a>:IfcProfileDef0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a> IfcStyledItem      LayerAssignment [0:1]      StyledByItem [0:1] 1. Item [0:1] 2. Styles [1:?] 3. Name [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:StyledByItem1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>:Item0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcDerivedProfileDef.htm'>IfcDerivedProfileDef</a> IfcDerivedProfileDef 1. ProfileType [1:1] 2. ProfileName [0:1]      HasExternalReference [0:?]      HasProperties [0:?] 3. ParentProfile [1:1] 4. Operator [1:1] 5. Label [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:EndSweptArea1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcDerivedProfileDef.htm'>IfcDerivedProfileDef</a>:IfcDerivedProfileDef0 IfcAxis2Placement3D_0 IfcAxis2Placement3D      LayerAssignment [0:1]      StyledByItem [0:1] 1. Location [1:1] 2. Axis [0:1] 3. RefDirection [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:Position1->IfcAxis2Placement3D_0:IfcAxis2Placement3D0 IfcAxis2Placement3D_1 IfcAxis2Placement3D      LayerAssignment [0:1]      StyledByItem [0:1] 1. Location [1:1] 2. Axis [0:1] 3. RefDirection [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:Position1->IfcAxis2Placement3D_1:IfcAxis2Placement3D0 IfcDirection_2 IfcDirection      LayerAssignment [0:1]      StyledByItem [0:1] 1. DirectionRatios [2:3] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:ExtrudedDirection1->IfcDirection_2:IfcDirection0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPositiveLengthMeasure.htm'>IfcPositiveLengthMeasure</a> IfcPositiveLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcExtrudedAreaSolidTapered.htm'>IfcExtrudedAreaSolidTapered</a>:Depth1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPositiveLengthMeasure.htm'>IfcPositiveLengthMeasure</a>:IfcPositiveLengthMeasure0 PolyCurve_with_Voids_Profile_Definition PolyCurve with Voids Profile Definition <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProfileDef.htm'>IfcProfileDef</a>->PolyCurve_with_Voids_Profile_Definition <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcLabel.htm'>IfcLabel</a> IfcLabel <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>:Name1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcLabel.htm'>IfcLabel</a>:IfcLabel0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a> IfcSurfaceStyle 1. Name [0:1] 2. Side [1:1] 3. Styles [1:5] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>:Styles1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a>:IfcSurfaceStyle0 Transformed_Profile_Definition Transformed Profile Definition <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcDerivedProfileDef.htm'>IfcDerivedProfileDef</a>->Transformed_Profile_Definition <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCartesianPoint.htm'>IfcCartesianPoint</a> IfcCartesianPoint      LayerAssignment [0:1]      StyledByItem [0:1] 1. Coordinates [1:3] IfcAxis2Placement3D_0:Location1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCartesianPoint.htm'>IfcCartesianPoint</a>:IfcCartesianPoint0 IfcDirection_0 IfcDirection      LayerAssignment [0:1]      StyledByItem [0:1] 1. DirectionRatios [2:3] IfcAxis2Placement3D_0:Axis1->IfcDirection_0:IfcDirection0 IfcDirection_1 IfcDirection      LayerAssignment [0:1]      StyledByItem [0:1] 1. DirectionRatios [2:3] IfcAxis2Placement3D_0:RefDirection1->IfcDirection_1:IfcDirection0
Figure 4.2.2.2.4.2.2.A

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