It all started with the fact that I decided to disassemble the old archives to clean the disk. And I stumbled upon a file that I forgot about tightly, it happens to me. It was almost three years ago, the old job was over, and the new one was still a whole month away, and I was already looking forward to how I would drive my homemade quadric from the first person around our village in which I was going to spend my free time. But the pleasure ended quickly, on the second day my quadric with all the dope crashed into a huge tree, but of course it crashed not by itself, but with my help. But that didn't make it any easier for me. And I remembered about Unreal Engine, because spare parts for repairs will come when I am already harnessed to our hard work again. Said done. A day later, I was already driving my quadric, hastily made of cubes, cylinders and spheres, across the expanses of Unreal Engine, but with a not bad engine, but not that it was a physically flawless model of a quadcopter, but quite similar. But soon my aesthetic sense about primitives