I am trying to make a 3d engine on scratch, and this is the start. I will add rotation in the next version. variables and effects: distance: how far away from the object are you size: how wide is the pen, best results for: -appearance: 1-7 -balanced: 7-20 -performance: 20-30 Height: how tall is the wall Width: how hide is the wall playerlevel: what height is the player's eye level/how tall is the player compared to the object.