Namespace Xbim.Ifc2x3.GeometricConstraintResource Classes IfcConnectionCurveGeometry IfcConnectionGeometry IfcConnectionPointEccentricity IfcConnectionPointGeometry IfcConnectionPortGeometry IfcConnectionSurfaceGeometry IfcGridAxis IfcGridPlacement IfcLocalPlacement IfcObjectPlacement IfcVirtualGridIntersection Interfaces IfcCurveOrEdgeCurve IfcPointOrVertexPoint IfcSurfaceOrFaceSurface Enums IfcGridAxis.IfcGridAxisClause IfcLocalPlacement.IfcLocalPlacementClause