The 'FootPrint GeomSet Geometry' is the standard representation for the floor plan projection of the geometric representation of elements, comprising of mainly 2D curves
The following attribute values for the IfcShapeRepresentation holding this geometric representation are used:
Figure 238 illustrates an instance diagram.
Figure 238 — FootPrint GeomSet Geometry |
<?xml version="1.0" encoding="utf-8"?>
<ConceptTemplate xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" uuid="9456d6d6-a62a-48b4-baff-be2e38baac9c" name="FootPrint GeomSet Geometry" applicableSchema="IFC4" applicableEntity="IfcProduct">
<Rules>
<AttributeRule AttributeName="Representation">
<EntityRules>
<EntityRule EntityName="IfcProductDefinitionShape">
<AttributeRules>
<AttributeRule AttributeName="Representations">
<EntityRules>
<EntityRule EntityName="IfcShapeRepresentation">
<AttributeRules>
<AttributeRule RuleID="Identifier" AttributeName="RepresentationIdentifier">
<EntityRules>
<EntityRule EntityName="IfcLabel">
<Constraints>
<Constraint Expression="Identifier[Value] = 'FootPrint'" />
</Constraints>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule AttributeName="ContextOfItems">
<EntityRules>
<EntityRule EntityName="IfcGeometricRepresentationContext" />
</EntityRules>
</AttributeRule>
<AttributeRule RuleID="Type" AttributeName="RepresentationType">
<EntityRules>
<EntityRule EntityName="IfcLabel">
<Constraints>
<Constraint Expression="Type[Value] = 'GeometricCurveSet'" />
</Constraints>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule RuleID="Items" AttributeName="Items">
<EntityRules>
<EntityRule EntityName="IfcGeometricCurveSet" />
</EntityRules>
</AttributeRule>
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule AttributeName="Name" />
<AttributeRule AttributeName="Description" />
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
</Rules>
<SubTemplates>
<ConceptTemplate uuid="3ba6286f-99d7-4408-ba0f-1dd2199fbfee" name="FootPrint GeomSet PolyCurve Geometry" applicableSchema="IFC4" applicableEntity="IfcProduct">
<Rules>
<AttributeRule AttributeName="Representation">
<EntityRules>
<EntityRule EntityName="IfcProductDefinitionShape">
<AttributeRules>
<AttributeRule AttributeName="Representations">
<EntityRules>
<EntityRule EntityName="IfcShapeRepresentation">
<AttributeRules>
<AttributeRule RuleID="Identifier" AttributeName="RepresentationIdentifier">
<EntityRules>
<EntityRule EntityName="IfcLabel">
<Constraints>
<Constraint Expression="Identifier[Value] = 'FootPrint'" />
</Constraints>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule AttributeName="ContextOfItems">
<EntityRules>
<EntityRule EntityName="IfcGeometricRepresentationContext" />
</EntityRules>
</AttributeRule>
<AttributeRule RuleID="Type" AttributeName="RepresentationType">
<EntityRules>
<EntityRule EntityName="IfcLabel">
<Constraints>
<Constraint Expression="Type[Value] = 'GeometricCurveSet'" />
</Constraints>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule RuleID="Items" AttributeName="Items">
<EntityRules>
<EntityRule EntityName="IfcGeometricCurveSet">
<AttributeRules>
<AttributeRule AttributeName="Elements">
<EntityRules>
<EntityRule EntityName="IfcIndexedPolyCurve">
<AttributeRules>
<AttributeRule AttributeName="Points">
<EntityRules>
<EntityRule EntityName="IfcCartesianPointList2D">
<AttributeRules>
<AttributeRule AttributeName="CoordList">
<EntityRules>
<EntityRule EntityName="IfcLengthMeasure" />
</EntityRules>
</AttributeRule>
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule AttributeName="Segments">
<EntityRules>
<EntityRule EntityName="IfcArcIndex" />
<EntityRule EntityName="IfcLineIndex" />
</EntityRules>
</AttributeRule>
<AttributeRule AttributeName="SelfIntersect">
<EntityRules>
<EntityRule EntityName="IfcBoolean" />
</EntityRules>
</AttributeRule>
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
<AttributeRule AttributeName="Name" />
<AttributeRule AttributeName="Description" />
</AttributeRules>
</EntityRule>
</EntityRules>
</AttributeRule>
</Rules>
</ConceptTemplate>
</SubTemplates>
</ConceptTemplate>