DOF does not work for thin instances

Bugs
#1

here is a demo of a problem
https://playground.babylonjs.com/#8F5HYV#15

#2

Yes this is a problem we recently discovered

adding @Evgeni_Popov

#3
#4

Will be fixed by:

2 Likes
#5
#6

PG example works fine now. Thank you very much!