No, you won’t  find an introduction, online course or manual for GDL here. But as also found in the tips and tricks section of you will find solutions for common or special programming and construction situations here. You are invited to help to expand this section. Please Contact with any tips or algorithms you are willing to share.

Please don't send me mails directly, if you do not understand the following algorithms or script fragments. Open a thread on about your problems. I am a regular visiting member of this forum and will answer there if noone else will do or it has been answered before (use the search button over there).

GDL and structure

Vector analyses

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