Description of the development and result of the ADE extension of CityGML for BIM and IFC data. This work is implemented in the open source BIMserver (bimserver.org) and presented at the FOSS4G congres in Sydney Au 2010

1. Léon van Berlo CityGML Extension for BIM / IFC information

3. The introductions

4. TNO (Netherlands organisation for applied scientific research) Largest Dutch R&D centre, Non-profit, Raised by law Mission: innovate companies and government Five Core Areas (#5000 people) TNO Quality of Life TNO Defence, Security and Safety TNO Built Environment and Geosciences (the cool one) TNO Science and Technology TNO Information and Communication Technology

7. “ event driven” information exchange contractor Architect HVAC suppliers etc… etc… etc… etc… Own information Own information Own information Own information Own information Own information Own information Own information

8. contractor Architect HVAC suppliers etc… etc… etc… etc… Own information Own information Own information Own information Own information Own information Own information Own information BIM (server)

15. The stuff that you’re here for.

19. (C) slide from: Claus Nagel

20. Differing Modeling Paradigms V olumetric, parametric primitives representing the structural components of buildings BIM (e.g., IFC) Constructive Solid Geometry Accumulation of observable surfaces of topographic features 3D GIS (e.g., CityGML) Boundary Representation (C) slide from: Thomas H. Kolbe - joint work with Claus Nagel & Alexandra Stadler

21. (C) slide from: Claus Nagel

23. (C) slide from: Karl-Heinz Häfele - KIT

26. Example: Noice ADE

28. CityGML: Levels Of Detail (LOD) concept (C) slide from: Alexandra Stadler, Claus Nagel, Gerhard König, Thomas H. Kolbe ≥ LOD1 ≥ LOD2 ≥ LOD3 ≥ LOD4

30. The schema

32. The coding stuff and screenshots

42. The final words…