简单而小型的计时器，功能不多，但是实现了计时功能-Simple and small timer, function much, but realized the timing function

This program uses the timers to trigger EDMA events. These events in turn * trigger linked EDMA parameter tables to fill a ping pong buffer structure. * Set a breakpoint on swiProcessFunc(int arg). Then open two memory windows. * Use ping as

本文的程序实现在屏幕上随机产生不同大小的雪花，并以不同的速度下降。相对于第一版，它在很多性能上做了优化，直接在桌面的上下文中绘制雪花。而且，现在也通过RedrawWindow，实现在桌面的图标(如任务栏)上绘制雪花了。你可以用它来学习GDI。-Falling Snow on Your Desktop! Part II This article explains how to create an application that makes it snow on the desktop. Sinc