Hey
I tested that out with a large cube in map, that blocks everything dynamically.
Unfortunately it still doesn’t work, im sure theres something iv missed.
http://i676.photobucket.com/albums/vv123/Luked90/Screenshot%202016-09-05%2016.40.05.png
Edit: No worries man, take the time you need was just keeping you updated and showing what iv tried. 