Window Snapping Doesn't Work with SDL2 Windows

I don't know if this is a "bug" per se, but thought it was worth mentioning. I have no problem with snapping standard Cocoa windows

Device information:

  • Type of Mac: MBP 2018
  • macOS version: 10.14.6
  • BetterTouchTool version: 3.386 (1609)