This article is a spanzhang original, its blog address is: http://blog.9cbs.net/spanzhang. Quote or repost, please indicate the source, thank you! ! Pedal Point is a screen saver I wrote when I am bored. The next series I will release the final version of the program and make a simple principle description. Let's take a look at Screenshot: More pictures, please visit my Pedal Point Album. The next section is to introduce the principles and structure of the program and all source code.
