Fig. 8From: “Twhirleds”: Spun and whirled affordances controlling multimodal mobile-ambient environments with reality distortion and synchronized lighting to preserve intuitive alignmentSpiral Spring Display: For small numbers of rotations, a spiral spring graphical interface (including Chromastereoptic color modulation (Steenblik 1993) for virtual depth) is adequate, but for arbitrary bearing, it quickly runs out of coilsBack to article page