IFC 4.3.2.20251031 (IFC4X3_ADD2) under development

4.1.5.11.2 Space Boundaries 2nd Level

下图展示了应用此概念时使用的通用类和关系。 此外，概念可能对常见或标准化的行业实践和场景具有特殊意义。对于这些特定的使用场景，下表展示了用户可采用的推荐通用使用模式列表。

G <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSpace.htm'>IfcSpace</a> IfcSpace 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1]      HasAssignments [0:?]      Nests [0:1]      IsNestedBy [0:?]      HasContext [0:1]      IsDecomposedBy [0:?]      Decomposes [0:1]      HasAssociations [0:?] 5. ObjectType [0:1]      IsDeclaredBy [0:1]      Declares [0:?]      IsTypedBy [0:1]      IsDefinedBy [0:?] 6. ObjectPlacement [0:1] 7. Representation [0:1]      ReferencedBy [0:?]      PositionedRelativeTo [0:?]      ReferencedInStructures [0:?] 8. LongName [0:1]      ContainsElements [0:?]      ServicedBySystems [0:?]      ReferencesElements [0:?]      IsInterferedByElements [0:?]      InterferesElements [0:?] 9. CompositionType [0:1] 10. PredefinedType [0:1] 11. ElevationWithFlooring [0:1]      HasCoverings [0:?]      BoundedBy [0:?] IfcRelSpaceBoundary2ndLevel_0 IfcRelSpaceBoundary2ndLevel 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] 5. RelatingSpace [1:1] 6. RelatedBuildingElement [1:1] 7. ConnectionGeometry [0:1] 8. PhysicalOrVirtualBoundary [1:1] 9. InternalOrExternalBoundary [1:1] 10. ParentBoundary [0:1]      InnerBoundaries [0:?] 11. CorrespondingBoundary [0:1]      Corresponds [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSpace.htm'>IfcSpace</a>:BoundedBy1->IfcRelSpaceBoundary2ndLevel_0:RelatingSpace0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcElement.htm'>IfcElement</a> IfcElement 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1]      HasAssignments [0:?]      Nests [0:1]      IsNestedBy [0:?]      HasContext [0:1]      IsDecomposedBy [0:?]      Decomposes [0:1]      HasAssociations [0:?] 5. ObjectType [0:1]      IsDeclaredBy [0:1]      Declares [0:?]      IsTypedBy [0:1]      IsDefinedBy [0:?] 6. ObjectPlacement [0:1] 7. Representation [0:1]      ReferencedBy [0:?]      PositionedRelativeTo [0:?]      ReferencedInStructures [0:?] 8. Tag [0:1]      FillsVoids [0:1]      ConnectedTo [0:?]      IsInterferedByElements [0:?]      InterferesElements [0:?]      HasProjections [0:?]      HasOpenings [0:?]      IsConnectionRealization [0:?]      ProvidesBoundaries [0:?]      ConnectedFrom [0:?]      ContainedInStructure [0:1]      HasCoverings [0:?]      HasSurfaceFeatures [0:?] IfcRelSpaceBoundary2ndLevel_0:RelatedBuildingElement1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcElement.htm'>IfcElement</a>:IfcElement0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectionSurfaceGeometry.htm'>IfcConnectionSurfaceGeometry</a> IfcConnectionSurfaceGeometry 1. SurfaceOnRelatingElement [1:1] 2. SurfaceOnRelatedElement [0:1] IfcRelSpaceBoundary2ndLevel_0:ConnectionGeometry1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectionSurfaceGeometry.htm'>IfcConnectionSurfaceGeometry</a>:IfcConnectionSurfaceGeometry0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPhysicalOrVirtualEnum.htm'>IfcPhysicalOrVirtualEnum</a> IfcPhysicalOrVirtualEnum IfcRelSpaceBoundary2ndLevel_0:PhysicalOrVirtualBoundary1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPhysicalOrVirtualEnum.htm'>IfcPhysicalOrVirtualEnum</a>:IfcPhysicalOrVirtualEnum0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcInternalOrExternalEnum.htm'>IfcInternalOrExternalEnum</a> IfcInternalOrExternalEnum IfcRelSpaceBoundary2ndLevel_0:InternalOrExternalBoundary1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcInternalOrExternalEnum.htm'>IfcInternalOrExternalEnum</a>:IfcInternalOrExternalEnum0 IfcRelSpaceBoundary2ndLevel_1 IfcRelSpaceBoundary2ndLevel 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] 5. RelatingSpace [1:1] 6. RelatedBuildingElement [1:1] 7. ConnectionGeometry [0:1] 8. PhysicalOrVirtualBoundary [1:1] 9. InternalOrExternalBoundary [1:1] 10. ParentBoundary [0:1]      InnerBoundaries [0:?] 11. CorrespondingBoundary [0:1]      Corresponds [0:1] IfcRelSpaceBoundary2ndLevel_0:ParentBoundary1->IfcRelSpaceBoundary2ndLevel_1:IfcRelSpaceBoundary2ndLevel0 IfcRelSpaceBoundary2ndLevel_2 IfcRelSpaceBoundary2ndLevel 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] 5. RelatingSpace [1:1] 6. RelatedBuildingElement [1:1] 7. ConnectionGeometry [0:1] 8. PhysicalOrVirtualBoundary [1:1] 9. InternalOrExternalBoundary [1:1] 10. ParentBoundary [0:1]      InnerBoundaries [0:?] 11. CorrespondingBoundary [0:1]      Corresponds [0:1] IfcRelSpaceBoundary2ndLevel_0:CorrespondingBoundary1->IfcRelSpaceBoundary2ndLevel_2:IfcRelSpaceBoundary2ndLevel0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCurveBoundedPlane.htm'>IfcCurveBoundedPlane</a> IfcCurveBoundedPlane      LayerAssignment [0:1]      StyledByItem [0:1] 1. BasisSurface [1:1] 2. OuterBoundary [1:1] 3. InnerBoundaries [0:?] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectionSurfaceGeometry.htm'>IfcConnectionSurfaceGeometry</a>:SurfaceOnRelatingElement1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCurveBoundedPlane.htm'>IfcCurveBoundedPlane</a>:IfcCurveBoundedPlane0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBasedSurfaceModel.htm'>IfcFaceBasedSurfaceModel</a> IfcFaceBasedSurfaceModel      LayerAssignment [0:1]      StyledByItem [0:1] 1. FbsmFaces [1:?] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectionSurfaceGeometry.htm'>IfcConnectionSurfaceGeometry</a>:SurfaceOnRelatingElement1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBasedSurfaceModel.htm'>IfcFaceBasedSurfaceModel</a>:IfcFaceBasedSurfaceModel0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPlane.htm'>IfcPlane</a> IfcPlane      LayerAssignment [0:1]      StyledByItem [0:1] 1. Position [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCurveBoundedPlane.htm'>IfcCurveBoundedPlane</a>:BasisSurface1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPlane.htm'>IfcPlane</a>:IfcPlane0 <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/IfcCurveBoundedPlane.htm'>IfcCurveBoundedPlane</a>:OuterBoundary1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcIndexedPolyCurve.htm'>IfcIndexedPolyCurve</a>:IfcIndexedPolyCurve0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcOpenShell.htm'>IfcOpenShell</a> IfcOpenShell      LayerAssignment [0:1]      StyledByItem [0:1] 1. CfsFaces [1:?] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBasedSurfaceModel.htm'>IfcFaceBasedSurfaceModel</a>:FbsmFaces1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcOpenShell.htm'>IfcOpenShell</a>:IfcOpenShell0 <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/IfcPlane.htm'>IfcPlane</a>:Position1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcAxis2Placement3D.htm'>IfcAxis2Placement3D</a>:IfcAxis2Placement3D0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFace.htm'>IfcFace</a> IfcFace      LayerAssignment [0:1]      StyledByItem [0:1] 1. Bounds [1:?]      HasTextureMaps [0:?] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcOpenShell.htm'>IfcOpenShell</a>:CfsFaces1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFace.htm'>IfcFace</a>:IfcFace0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceOuterBound.htm'>IfcFaceOuterBound</a> IfcFaceOuterBound      LayerAssignment [0:1]      StyledByItem [0:1] 1. Bound [1:1] 2. Orientation [1:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFace.htm'>IfcFace</a>:Bounds1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceOuterBound.htm'>IfcFaceOuterBound</a>:IfcFaceOuterBound0
Figure 4.1.5.11.2.A

General Usage

ApplicableEntity
IfcSpace
表 4.1.5.11.2.B

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