IFC 4.3.0.1 (IFC4X3) development

# 8.8.3.43 IfcSweptDiskSolidPolygonal

## 8.8.3.43.1 Semantic definition

The IfcSweptDiskSolidPolygonal is a IfcSweptDiskSolid where the Directrix is restricted to be provided by an poly line only. An optional FilletRadius attribute can be asserted, it is then applied as a fillet to all transitions between the segments of the poly line.

Informal Propositions:

1. The FilletRadius, if provided, has to be smaller than or equal to the length of the start and end segment of the IfcPolyline, and smaller than or equal to one half of the length of the shortest inner segment.

## 8.8.3.43.5 Formal representation

ENTITY IfcSweptDiskSolidPolygonal
SUBTYPE OF (IfcSweptDiskSolid);
WHERE
END_ENTITY;