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20252453-T-424 项目

4.2.2.2.4.6 曲线曲面扫掠区域几何体(SurfaceCurve SweptArea Geometry)

下图展示了应用此概念时使用的通用类和关系。

<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a> IfcSurfaceCurveSweptAreaSolid      LayerAssignment [0:1]      StyledByItem [0:1] Profile 1. SweptArea [1:1] 2. Position [0:1] 3. Directrix [1:1] 4. StartParam [0:1] 5. EndParam [0:1] 6. ReferenceSurface [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/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:SweptArea1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProfileDef.htm'>IfcProfileDef</a>:IfcProfileDef0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcAxis2Placement3D.htm'>IfcAxis2Placement3D</a> 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/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:Position1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcAxis2Placement3D.htm'>IfcAxis2Placement3D</a>:IfcAxis2Placement3D0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcIndexedPolyCurve.htm'>IfcIndexedPolyCurve</a> IfcIndexedPolyCurve      LayerAssignment [0:1]      StyledByItem [0:1] 1. Points [1:1] 2. Segments [1:?] 3. SelfIntersect [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:Directrix1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcIndexedPolyCurve.htm'>IfcIndexedPolyCurve</a>:IfcIndexedPolyCurve0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPcurve.htm'>IfcPcurve</a> IfcPcurve      LayerAssignment [0:1]      StyledByItem [0:1] 1. BasisSurface [1:1] 2. ReferenceCurve [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:Directrix1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPcurve.htm'>IfcPcurve</a>:IfcPcurve0 IfcParameterValue_0 IfcParameterValue <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:StartParam1->IfcParameterValue_0:IfcParameterValue0 IfcParameterValue_1 IfcParameterValue <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:EndParam1->IfcParameterValue_1:IfcParameterValue0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceOfLinearExtrusion.htm'>IfcSurfaceOfLinearExtrusion</a> IfcSurfaceOfLinearExtrusion      LayerAssignment [0:1]      StyledByItem [0:1] 1. SweptCurve [1:1] 2. Position [0:1] 3. ExtrudedDirection [1:1] 4. Depth [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:ReferenceSurface1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceOfLinearExtrusion.htm'>IfcSurfaceOfLinearExtrusion</a>:IfcSurfaceOfLinearExtrusion0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceOfRevolution.htm'>IfcSurfaceOfRevolution</a> IfcSurfaceOfRevolution      LayerAssignment [0:1]      StyledByItem [0:1] 1. SweptCurve [1:1] 2. Position [0:1] 3. AxisPosition [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:ReferenceSurface1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceOfRevolution.htm'>IfcSurfaceOfRevolution</a>:IfcSurfaceOfRevolution0 IfcStyledItem_0 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/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:StyledByItem1->IfcStyledItem_0:Item0 IfcStyledItem_1 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/IfcSurfaceCurveSweptAreaSolid.htm'>IfcSurfaceCurveSweptAreaSolid</a>:StyledByItem1->IfcStyledItem_1:Item0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a> IfcSurfaceStyle 1. Name [0:1] 2. Side [1:1] 3. Styles [1:5] IfcStyledItem_0:Styles1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a>:IfcSurfaceStyle0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcLabel.htm'>IfcLabel</a> IfcLabel IfcStyledItem_0:Name1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcLabel.htm'>IfcLabel</a>:IfcLabel0
Figure 4.2.2.2.4.6.A