Google Sketchup: (search on google for download)
Blender: (search on google for download)
a .stl exporter which you can get here: http://www.guitar-list.com/download-software/convert-sketchup-skp-files-dxf-or-stl
follow instructions of the page for how to install.
Then is Sketchup go to Tools->Export to Dfx of Stl.
choose .stl and put a .stl at the end of your filename.
then open blender and File->Import->Stl
then File->Export->.3ds
cheers
CAN A MOD MOVE THIS TO GENERAL PLZ!!!
edited 1×, last 04.02.12 02:47:07 am