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4.2.2.2.2 Faceted Brep Geometry

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

%3 IfcFacetedBrep IfcFacetedBrep      LayerAssignment [0:1]      StyledByItem [0:1] 1. Outer [1:1] IfcClosedShell IfcClosedShell      LayerAssignment [0:1]      StyledByItem [0:1] 1. CfsFaces [1:?] IfcFacetedBrep:Outer1->IfcClosedShell:IfcClosedShell0 IfcFaceSurface IfcFaceSurface      LayerAssignment [0:1]      StyledByItem [0:1] 1. Bounds [1:?]      HasTextureMaps [0:?] 2. FaceSurface [1:1] 3. SameSense [1:1] IfcClosedShell:CfsFaces1->IfcFaceSurface:IfcFaceSurface0 IfcFaceBound IfcFaceBound      LayerAssignment [0:1]      StyledByItem [0:1] 1. Bound [1:1] 2. Orientation [1:1] IfcFaceSurface:Bounds1->IfcFaceBound:IfcFaceBound0 IfcFaceOuterBound IfcFaceOuterBound      LayerAssignment [0:1]      StyledByItem [0:1] 1. Bound [1:1] 2. Orientation [1:1] IfcFaceSurface:Bounds1->IfcFaceOuterBound:IfcFaceOuterBound0 IfcPolyLoop_0 IfcPolyLoop      LayerAssignment [0:1]      StyledByItem [0:1] 1. Polygon [3:?] IfcFaceBound:Bound1->IfcPolyLoop_0:IfcPolyLoop0 IfcBoolean_0 IfcBoolean IfcFaceBound:Orientation1->IfcBoolean_0:IfcBoolean0 IfcPolyLoop_1 IfcPolyLoop      LayerAssignment [0:1]      StyledByItem [0:1] 1. Polygon [3:?] IfcFaceOuterBound:Bound1->IfcPolyLoop_1:IfcPolyLoop0 IfcBoolean_1 IfcBoolean IfcFaceOuterBound:Orientation1->IfcBoolean_1:IfcBoolean0 IfcCartesianPoint_0 IfcCartesianPoint      LayerAssignment [0:1]      StyledByItem [0:1] 1. Coordinates [1:3] IfcPolyLoop_0:Polygon1->IfcCartesianPoint_0:IfcCartesianPoint0 IfcCartesianPoint_1 IfcCartesianPoint      LayerAssignment [0:1]      StyledByItem [0:1] 1. Coordinates [1:3] IfcPolyLoop_1:Polygon1->IfcCartesianPoint_1:IfcCartesianPoint0
Figure 4.2.2.2.2.A

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