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Draft presentation for the www.dish2009.nl conference (Rotterdam, December 2009)
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Born digital 3D objects: in search of an open format
Presentation held at DISH2009 Henk Vanstappen, NAi
0_Contents
• Information level vs. Open formats
• Preservation formats for 3D CAD models
• Dissemination formats for 3D models
• Some conclusions
1_Information level dilemma
• Intellectual content
• Look & feel
• Functionality
• Software
• Hardware
1_Information level dilemma
• Intellectual content
• Look & feel
• Functionality
• Software
• Hardware
> ASCII
> PDF/A
> .doc
> Word for DOS
> Intel 386, VGA
1_Information level dilemma
• Intellectual content
• Look & feel
• Functionality
• Software
• Hardware
> Open formats
> Proprietary formats
> Emulation
> Computer museum
2_Case: Van Abbemuseum
Abel Cahen
staal1.dwg
Floppy 3.5
ca. 1994
Intel 386
Windows 3.1
3_Identify format: DROID
3_Identify format: Pronom
4_Reading files: DWG Viewer
4_Reading files: Rhino
4_Reading files: ArchiCAD
4_Reading files: ArchiCAD
4_Reading files: AutoCAD 2008
5_Preservation format
5_Preservation format
• IGES, STEP, DXF, OpenDWG, PDF, PDF/A, X3D, SVG, COLLADA, ...
• Future developments ?
• None supports all features
• None supports all translations
6_Dissemination format
6_Dissemination format
Wishlist:
• Open format
• Browser independent
• No plugins
• High information level
6_Raster image: JPG
6_MPEG
6_DWF in IE
6_DWF in Freewheel
6_DWF in Freewheel
6_Sketchup
6_GoogleEarth
7_Conclusions
• Keep original file as is
• Use multiple preservation formats
• Need for open preservation format
• Need for open dissemination format
• Technology watch
• Information loss is inevitable
Digitaliseringsbeleid NAi 26
Questions ?