Gruppe verbundender Flächen | |
Connected Face Set | |
Ensemble de faces connectées |
NOTE Definition according to ISO/CD 10303-42:1992
A connected_face_set is a set of faces such that the domain of faces together with their bounding edges and vertices is connected.
NOTE Entity adapted from connected_face_set defined in ISO 10303-42.
HISTORY New entity in IFC1.0
Informal Propositions:
# | Attribute | Type | Cardinality | Description | C |
---|---|---|---|---|---|
1 | CfsFaces | IfcFace | S[1:?] | The set of faces arcwise connected along common edges or vertices. | X |
# | Attribute | Type | Cardinality | Description | C |
---|---|---|---|---|---|
IfcRepresentationItem | |||||
LayerAssignment | IfcPresentationLayerAssignment @AssignedItems | S[0:1] | Assignment of the representation item to a single or multiple layer(s). The LayerAssignments can override a LayerAssignments of the IfcRepresentation it is used within the list of Items. | X | |
StyledByItem | IfcStyledItem @Item | S[0:1] | Reference to the IfcStyledItem that provides presentation information to the representation, e.g. a curve style, including colour and thickness to a geometric curve. | X | |
IfcTopologicalRepresentationItem | |||||
IfcConnectedFaceSet | |||||
1 | CfsFaces | IfcFace | S[1:?] | The set of faces arcwise connected along common edges or vertices. | X |
<xs:element name="IfcConnectedFaceSet" type="ifc:IfcConnectedFaceSet" substitutionGroup="ifc:IfcTopologicalRepresentationItem" nillable="true"/>
<xs:complexType name="IfcConnectedFaceSet">
<xs:complexContent>
<xs:extension base="ifc:IfcTopologicalRepresentationItem">
<xs:sequence>
<xs:element name="CfsFaces">
<xs:complexType>
<xs:sequence>
<xs:element ref="ifc:IfcFace" maxOccurs="unbounded"/>
</xs:sequence>
<xs:attribute ref="ifc:itemType" fixed="ifc:IfcFace"/>
<xs:attribute ref="ifc:cType" fixed="set"/>
<xs:attribute ref="ifc:arraySize" use="optional"/>
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:extension>
</xs:complexContent>
</xs:complexType>
ENTITY IfcConnectedFaceSet
SUPERTYPE OF(ONEOF(IfcClosedShell, IfcOpenShell))
SUBTYPE OF (IfcTopologicalRepresentationItem);
CfsFaces : SET [1:?] OF IfcFace;
END_ENTITY;