SIDE_MAP gets jumpy vertical tile movement for non-square icon_size

ID:2391647
 
Aug 13 2018, 5:10 am
Resolved
Map scrolling was scaled incorrectly for Y when in the SIDE_MAP format.
BYOND Version:512.1446
Operating System:Windows 10 Home 64-bit
Web Browser:Chrome 68.0.3440.106
Applies to:Dream Seeker
Status: Resolved (512.1447)
This issue has been resolved.
See title. Doesn't matter if tile width > tile height; movement appears jumpy only when moving vertically.

Video https://streamable.com/d24nw

Demo http://files.byondhome.com/Kaiochao/bug/ NonSquareTileJumping_src.zip

Doesn't happen in 511.
Aug 13 2018, 9:30 am
Lummox JR resolved issue with message:
Map scrolling was scaled incorrectly for Y when in the SIDE_MAP format.