Rendering di oggetti GDL

Gli oggetti con cui sono state costruite le immagini possono essere scaricati in:
 The objects GDL which I used to built the images can be downloaded at:

https://groups.yahoo.com/neo/groups/GDLTalk/files#mygroups

https://groups.yahoo.com/neo/groups/GDLTalk/files/GDL%20objects_masetti/

Other informations at:
https://oggettigeometricigdl.wordpress.com/