OskarDec 11

Ever seen the ChatGPT Mac app render text upside down? I traced down the bug through SwiftUI & AppKit, and wrote up my findings:

https://oskargroth.com/blog/debugging-strange-calayers-chatgpt#x

Reverse Engineering NSVisualEffectView

How NSVisualEffectView renders blur effects under the hood, and building a custom material view from scratch using CABackdropLayer.

Show threadarsatius
@oskargroth I really enjoyed your articles so far, thank you very much for sharing. 🫶🏻
Dec 12 at 8:51amWeb
Show threadOskarDec 12
@segfaultc thanks! More to come 👀