halls of mirrors

Noun

hall of mirrors (plural halls of mirrors)

1. A carnival attraction with curved mirrors (funhouse mirrors) that distort the viewer's appearance.
   • The hall of mirrors was her favorite attraction at the fair.
2. (figuratively) A situation confusing for its false appearances, especially when they are compounded upon one another.
   • The lies had become a hall of mirrors by the time the scam was exposed.
3. (uncountable) A glitch in some three-dimensional games where a missing texture prevents part of the scene from being rendered correctly, causing a trail of previously rendered frames to appear instead.
   • Does anyone know about the Hall of Mirrors effect in the game of DOOM? I have recently been making my own levels of doom and in some places the hall of mirrors effect is in full effect. It happens especially in my biggest rooms that are very complex.1994, Josh Pearson, “DOOM hall of mirrors effect”, in bit.listserv.games-l (Usenet)