8.7.6.1 IfcCorrectLocalPlacement
8.7.6.1.1 Semantic definition
The function checks that a relative placement (i.e. relative to another local placement, and not grid placement) of a 3D local placement has to be relative to a 3D parent placement (and not to a 2D parent placement).
HISTORY: New function in Release IFC2x Edition 2.
8.7.6.1.2 Formal representation
FUNCTION IfcCorrectLocalPlacement
(AxisPlacement:IfcAxis2Placement;
RelPlacement : IfcObjectPlacement):LOGICAL;
IF (EXISTS(RelPlacement)) THEN
IF ('IFC4X3.IFCGRIDPLACEMENT' IN TYPEOF(RelPlacement)) THEN
RETURN(?);
END_IF;
IF ('IFC4X3.IFCLOCALPLACEMENT' IN TYPEOF(RelPlacement)) THEN
IF ('IFC4X3.IFCAXIS2PLACEMENT2D' IN TYPEOF(AxisPlacement)) THEN
RETURN(TRUE);
END_IF;
IF ('IFC4X3.IFCAXIS2PLACEMENT3D' IN TYPEOF(AxisPlacement)) THEN
IF (RelPlacement\IfcLocalPlacement.RelativePlacement.Dim = 3) THEN
RETURN(TRUE);
ELSE
RETURN(FALSE);
END_IF;
END_IF;
END_IF;
ELSE
RETURN(TRUE);
END_IF;
RETURN(?);
END_FUNCTION;