There's quite a lot of wiggle room: you have to move the device quite far away, or move quite far off the central axis, before the 3D effect is lost.

保留了相当大的摆动空间︰除非双眼距离游戏机很远，或偏离了中轴线很远，才会失去3D效果。

youdao

The effect of wiggle() has been limited to the horizontal direction only.

产生的效果已经限制在了水平方向上。

youdao

But Dr Turin believes that the way smell molecules wiggle and vibrate is responsible - thanks to the quantum effect called tunnelling.

BBC: Perfume chemist