It's diagonal glass panes. (And iron bars, and stained glass panes, stop asking)
Details:
When panes form an "L" shape, the corner is smoothed into a diagonal wall instead. "I", "T" and "X" shapes are unchanged.
Changelog: releases
It's diagonal glass panes. (And iron bars, and stained glass panes, stop asking)
Details:
When panes form an "L" shape, the corner is smoothed into a diagonal wall instead. "I", "T" and "X" shapes are unchanged.
Changelog: releases