I did a couple of minutes naked in front of a full-length mirror to test this, and that is not how a schwang will swing under those conditions.
Try it yourself. The artist should have done the same.
Probably depends on the schlong. I'm not schlong physicist, but I'd guess if your unerect mancannon were proportionally the length and girth of that dude's, it's scan. Realistically, proportionally, that claymation dude is hung like a giraffe.
* it'd scan
The wheel is not closed. It hurts my brain!