i'm not into the dll stuff, but i'm currently working on communication between Sketchup and Microsoft PowerPoint and Microsoft Project. Win32OLE.so can be used in that case

@unknownuser said: If you are using entities.add_face, the new face created is returned as the result. You can create the face with either lines (edges) or points. No big deal. Yes .. You're right. This morning I could get tested and worked properly in this way. Thanks