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Preservation of 3D models

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Draft presentation for the www.dish2009.nl conference (Rotterdam, December 2009)

Published in: Technology, Art & Photos
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Preservation of 3D models

  1. 1. Born digital 3D objects: in search of an open format Presentation held at DISH2009 Henk Vanstappen, NAi
  2. 2. 0_Contents <ul><li>Information level vs. Open formats </li></ul><ul><li>Preservation formats for 3D CAD models </li></ul><ul><li>Dissemination formats for 3D models </li></ul><ul><li>Some conclusions </li></ul>
  3. 3. 1_Information level dilemma <ul><li>Intellectual content </li></ul><ul><li>Look & feel </li></ul><ul><li>Functionality </li></ul><ul><li>Software </li></ul><ul><li>Hardware </li></ul>
  4. 4. 1_Information level dilemma <ul><li>Intellectual content </li></ul><ul><li>Look & feel </li></ul><ul><li>Functionality </li></ul><ul><li>Software </li></ul><ul><li>Hardware </li></ul>> ASCII > PDF/A > .doc > Word for DOS > Intel 386, VGA
  5. 5. 1_Information level dilemma <ul><li>Intellectual content </li></ul><ul><li>Look & feel </li></ul><ul><li>Functionality </li></ul><ul><li>Software </li></ul><ul><li>Hardware </li></ul>> Open formats > Proprietary formats > Emulation > Computer museum
  6. 6. 2_Case: Van Abbemuseum <ul><li>Abel Cahen </li></ul><ul><li>staal1.dwg </li></ul><ul><li>Floppy 3.5 </li></ul><ul><li>ca. 1994 </li></ul><ul><li>Intel 386 </li></ul><ul><li>Windows 3.1 </li></ul>
  7. 7. 3_Identify format: DROID
  8. 8. 3_Identify format: Pronom
  9. 9. 4_Reading files: DWG Viewer
  10. 10. 4_Reading files: Rhino
  11. 11. 4_Reading files: ArchiCAD
  12. 12. 4_Reading files: ArchiCAD
  13. 13. 4_Reading files: AutoCAD 2008
  14. 14. 5_Preservation format
  15. 15. 5_Preservation format <ul><li>IGES, STEP, DXF, OpenDWG, PDF, PDF/A, X3D, SVG, COLLADA, ... </li></ul><ul><li>Future developments ? </li></ul><ul><li>None supports all features </li></ul><ul><li>None supports all translations </li></ul>
  16. 16. 6_Dissemination format
  17. 17. 6_Dissemination format <ul><li>Wishlist: </li></ul><ul><li>Open format </li></ul><ul><li>Browser independent </li></ul><ul><li>No plugins </li></ul><ul><li>High information level </li></ul>
  18. 18. 6_Raster image: JPG
  19. 19. 6_MPEG
  20. 20. 6_DWF in IE
  21. 21. 6_DWF in Freewheel
  22. 22. 6_DWF in Freewheel
  23. 23. 6_Sketchup
  24. 24. 6_GoogleEarth
  25. 25. 7_Conclusions <ul><li>Keep original file as is </li></ul><ul><li>Use multiple preservation formats </li></ul><ul><li>Need for open preservation format </li></ul><ul><li>Need for open dissemination format </li></ul><ul><li>Technology watch </li></ul><ul><li>Information loss is inevitable </li></ul>
  26. 26. Questions ?

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