![]()  | Solid Or Shell | 
![]()  | Solide ou enveloppe | 
| Item | SPF | XML | Change | Description | IFC2x3 to IFC4 4.0.0.0 | 
|---|---|---|---|---|
| IfcSolidOrShell | ADDED | 
The IfcSolidOrShell provides the option to either select a geometric volume (IfcSolidModel and subtypes) within a geometric model, or a shell (IfcClosedShell) within a topological model.
HISTORY New select type in IFC4.
| Type | Description | 
|---|---|
| IfcSolidModel | |
| IfcClosedShell | 
 <xs:group name="IfcSolidOrShell">
  <xs:choice>
   <xs:element ref="ifc:IfcClosedShell"/>
   <xs:element ref="ifc:IfcSolidModel"/>
  </xs:choice>
 </xs:group>
TYPE IfcSolidOrShell = SELECT (
 IfcSolidModel, 
 IfcClosedShell);
END_TYPE;
  References: IfcConnectionVolumeGeometry