CityGML extension for BIM and IFC

Léon van Berlo CityGML Extension for BIM / IFC information

The talk: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],45 slides… :-S

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

Building Information Modelling (and IFC) ,[object Object],[object Object],[object Object]

“ 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

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)

IFC: Industry Foundation Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

We come from the BIM/IFC world ! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The stuff that you’re here for.

GIS and BIM – (City)GML and IFC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Where two worlds meet… ,[object Object],[object Object],[object Object],[object Object]

Heroes at IFC – CityGML translation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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

Matching between CityGML and IFC Entities ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],(C) slide from: Thomas H. Kolbe - joint work with Claus Nagel & Alexandra Stadler

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

Past work ,[object Object],[object Object],[object Object],[object Object],[object Object]

Extending CityGML with ADE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The BIM / IFC - ADE ,[object Object],[object Object],[object Object],[object Object],[object Object]

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

The IFC classes to squeeze in the ADE: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why we want to do this?! ,[object Object],[object Object],[object Object],[object Object],[object Object]

The coding stuff and screenshots

Implementation (BIMserver, citygml4j) ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

Some ‘agile’ remarks ,[object Object],[object Object],[object Object],[object Object],[object Object]

The deal ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The beauty part: ,[object Object]

Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Issues ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Future ambitions ,[object Object],[object Object]

More info: ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

CityGML extension for BIM and IFC

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CityGML extension for BIM and IFC