3.0.0-draft.2019.06.05.1

This is a new release of the draft OGC CityGML 3.0 Conceptual Model.

Notable changes and additions

• The attributes occupancyDaytime and occupancyNighttime were removed from the class AbstractSpace. Instead, an attribute occupancy was introduced to the classes AbstractConstruction, TrafficSpace and TransportationComplex, together with the data type Occupancy and the code lists IntervalValue and OccupantTypeValue. #62
• To make the UML model fully language-independent, a language-independent DoubleList type was defined which replaces the doubleList type from GML. #16
• To make the UML model fully language-independent, the classes AbstractFeature and AbstractGML were removed from the UML model; instead, a comment was added to describe which attributes are inherited from these classes in the GML encoding. #18
• The attributes minHeight and maxHeight were added to the class PlantCover. #34
• The attributes rootBallDiameter and maxRootBallDepth were added to the class SolitaryVegetationObject. #50
• The class AnyFeature from ISO 19109 was added to the Core model to allow for the relation featureMember also in CityGML 3. #61

See the change log for the complete list of changes. The changes to the UML model are also documented in this PDF document.

GML application schemas and test datasets for this release of the Conceptual Model are available from the releases section of the CityGML-3.0Encodings repository. Please make sure to download the matching release.

The free an open-source tool citygml2-to-citygml3 allows for easily and automatically converting existing CityGML 2.0 datasets to CityGML 3.0.