When in underwater levels the screen will very slightly .. hum .. wooble

game/modules/tome/class/Player.lua

game/modules/tome/data/gfx/shaders/main_fbo.frag

game/modules/tome/data/zones/flooded-cave/zone.lua

game/modules/tome/data/zones/lake-nur/zone.lua

game/modules/tome/data/zones/temple-of-creation/zone.lua