Hello znalbant,

We have a lot of Catia resources on this site. Here are some links to follow:

Click here for Books on Catia

Click here for Tutorials on Catia

Click here for Tips on Catia

Click here for Catia Models

Maybe other members will respond to your specific questions regarding point cloud modeling in Catia.

Good luck and thanks for using the Catia forum.

3DCADTips Support Desk