With this approach, you can display shapes...and even text...all made of little line segments.

通过这种方法，您可以显示形状… … 甚至文本… … 全部由小线段组成。

When PixMob wants to display a shape, like, say, these hearts, it just puts on a mask like this to shine the infrared signal through it.

当 PixMob 想要显示一个形状时，比如说，这些心形，它只需要戴上一个这样的罩子，让红外信号通过它。