IFC 4.3.2.20251031 (IFC4X3_ADD2) under development

4.1.9.6 Project Global Positioning Mapped

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/IfcProject.htm'>IfcProject</a> IfcProject 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] 6. LongName [0:1] 7. Phase [0:1] 8. RepresentationContexts [1:?] 9. UnitsInContext [0:1]      IsDefinedBy [0:?]      Declares [0:?] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcGeometricRepresentationContext.htm'>IfcGeometricRepresentationContext</a> IfcGeometricRepresentationContext 1. ContextIdentifier [0:1] 2. ContextType [0:1]      RepresentationsInContext [0:?] 3. CoordinateSpaceDimension [1:1] 4. Precision [0:1] 5. WorldCoordinateSystem [1:1] 6. TrueNorth [0:1]      HasSubContexts [0:?] HasGlobalPosition      HasCoordinateOperation [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProject.htm'>IfcProject</a>:RepresentationContexts1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcGeometricRepresentationContext.htm'>IfcGeometricRepresentationContext</a>:IfcGeometricRepresentationContext0 IfcLabel_1 IfcLabel <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProject.htm'>IfcProject</a>:ObjectType1->IfcLabel_1:IfcLabel0 IfcLabel_2 IfcLabel <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProject.htm'>IfcProject</a>:LongName1->IfcLabel_2:IfcLabel0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRigidOperation.htm'>IfcRigidOperation</a> IfcRigidOperation 1. SourceCRS [1:1] 2. TargetCRS [1:1] FirstCoordinate 3. FirstCoordinate [1:1] SecondCoordinate 4. SecondCoordinate [1:1] Height 5. Height [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcGeometricRepresentationContext.htm'>IfcGeometricRepresentationContext</a>:HasCoordinateOperation1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRigidOperation.htm'>IfcRigidOperation</a>:SourceCRS0 IfcLengthMeasure_1 IfcLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRigidOperation.htm'>IfcRigidOperation</a>:FirstCoordinate1->IfcLengthMeasure_1:IfcLengthMeasure0 IfcLengthMeasure_2 IfcLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRigidOperation.htm'>IfcRigidOperation</a>:SecondCoordinate1->IfcLengthMeasure_2:IfcLengthMeasure0 IfcLengthMeasure_3 IfcLengthMeasure <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRigidOperation.htm'>IfcRigidOperation</a>:Height1->IfcLengthMeasure_3:IfcLengthMeasure0 <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProjectedCRS.htm'>IfcProjectedCRS</a> IfcProjectedCRS CRSName 1. Name [0:1] 2. Description [0:1] 3. GeodeticDatum [0:1]      HasCoordinateOperation [0:1]      WellKnownText [0:1] 4. VerticalDatum [0:1] 5. MapProjection [0:1] 6. MapZone [0:1] 7. MapUnit [0:1] <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcRigidOperation.htm'>IfcRigidOperation</a>:TargetCRS1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProjectedCRS.htm'>IfcProjectedCRS</a>:IfcProjectedCRS0 IfcLabel_0 IfcLabel <a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcProjectedCRS.htm'>IfcProjectedCRS</a>:Name1->IfcLabel_0:IfcLabel0
Figure 4.1.9.6.A

General Usage

ApplicableEntity
IfcProject
表 4.1.9.6.B

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