Appears to be fixed for me in 13w42a - can anyone else confirm this?
Fixed for me with that version - cheers, man!
EDIT: As some people have said, there are still a few points at the corners of some blocks, but not that noticeably. Still, a massive improvement 🙂
Asus 7970 HD DirectII Top card here.
Tried all kinds of Catalyst settings, no luck so far.
Just adding my two cents - appreciate any work done on this (it's really off-putting underground!!)
I had this for two separate temples on a brand new world for this version (14w27b) - seed 6312146712545229039, the second temple was at -452, 74, 362