CityGRID 2009
Intelligent 3D data management




        June 2010
Session 4: Visualisation of Place

         What does ‘realistic’ mean?
The issues relating to defining the accuracy of 3D...
“Is a national 3D data set a solution looking for a
   problem?” 26th May 2010 @ #ospe
John Carpenter, Head of Product Man...
Source: Flickr / Digitalpimp
Source: Flickr / I Like
Source: Flickr / Ed Yourdon
Source: Flickr / Wonderlane
Source: Met Geo Info / City of Linz
Source: PB / Eberhard
Source: Flickr / DavidChief
3D Good / 2D Bad?
• To improve decision making, and
• To save time and money in the decision making
  process

  –   Information management
...
Information Management
Conservation
Urban Planning
Public Consultation
Public Consultation
Public Consultation
Public Consultation
Public Consultation

• Solid models:
Source: Met Geo Info / City of Zagreb
Source: Flickr / Laineys Repetoire
Position




           Source: Flickr / Betenoir
Geometry




           Source: Flickr / Salvadhor
Texture




          Source: Flickr / Miss Tessmacher
Source: Met Geo Info / City of Glasgow
Source: C3 Technologies / City of Vas
Source: C3 Technologies / City of Vas
Source: Flickr / Olivander
• CityGML v.1.0 (August 2008)
• OGC Standard
• Developed & promoted by the 3DSIG
Level of Detail (LoD):


    LoD 1
        3
        2
LOD: Scalable solutions
according need




      LoD 1              LoD 1.5              LoD 2             LoD 3          ...
•   CityGML v.1.0 (August 2008)
•   OGC Standard
•   Developed & promoted by the 3DSIG
•   Globally adopted?
    – IFC (Bu...
Michael Schlosser
(Geospatial Technical Specialist Autodesk)

• “..3D GIS is about making it easier for the users
  of the...
@rollohome
What does 'realistic' mean? 3D realisation...
What does 'realistic' mean? 3D realisation...
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What does 'realistic' mean? 3D realisation...

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What does 'realistic' mean? 3D realisation...

  1. 1. CityGRID 2009 Intelligent 3D data management June 2010
  2. 2. Session 4: Visualisation of Place What does ‘realistic’ mean? The issues relating to defining the accuracy of 3D digital representation of a place.
  3. 3. “Is a national 3D data set a solution looking for a problem?” 26th May 2010 @ #ospe John Carpenter, Head of Product Management Ordnance Survey
  4. 4. Source: Flickr / Digitalpimp
  5. 5. Source: Flickr / I Like
  6. 6. Source: Flickr / Ed Yourdon
  7. 7. Source: Flickr / Wonderlane
  8. 8. Source: Met Geo Info / City of Linz
  9. 9. Source: PB / Eberhard
  10. 10. Source: Flickr / DavidChief
  11. 11. 3D Good / 2D Bad?
  12. 12. • To improve decision making, and • To save time and money in the decision making process – Information management – Conservation – Urban planning – Public consultation
  13. 13. Information Management
  14. 14. Conservation
  15. 15. Urban Planning
  16. 16. Public Consultation
  17. 17. Public Consultation
  18. 18. Public Consultation
  19. 19. Public Consultation
  20. 20. Public Consultation • Solid models:
  21. 21. Source: Met Geo Info / City of Zagreb
  22. 22. Source: Flickr / Laineys Repetoire
  23. 23. Position Source: Flickr / Betenoir
  24. 24. Geometry Source: Flickr / Salvadhor
  25. 25. Texture Source: Flickr / Miss Tessmacher
  26. 26. Source: Met Geo Info / City of Glasgow
  27. 27. Source: C3 Technologies / City of Vas
  28. 28. Source: C3 Technologies / City of Vas
  29. 29. Source: Flickr / Olivander
  30. 30. • CityGML v.1.0 (August 2008) • OGC Standard • Developed & promoted by the 3DSIG
  31. 31. Level of Detail (LoD): LoD 1 3 2
  32. 32. LOD: Scalable solutions according need LoD 1 LoD 1.5 LoD 2 LoD 3 LoD 4 Block Model Generalised Roof Roof Model Detailed Roof Interiors Model Model Data Source: Aerial Aerial Detailed aerial Façade Construction plans photogrammetry or photogrammetry or photogrammetry photographs and or airborne laser airborne laser 3D TLS of surveying scanning scanning complex buildings Application: Noise protection, Topographic Local area city Project Homeland security, large area city mapping planning, development, asset management planning project architectural development documentation, cultural heritage.
  33. 33. • CityGML v.1.0 (August 2008) • OGC Standard • Developed & promoted by the 3DSIG • Globally adopted? – IFC (BuildingSMART) – Integration with BIM
  34. 34. Michael Schlosser (Geospatial Technical Specialist Autodesk) • “..3D GIS is about making it easier for the users of the information and not the CAD and GIS gurus. • “..It’s about an easier way to analyze, visualize and communicate information about our 3D world.”
  35. 35. @rollohome

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