Introduction - If you have any usage issues, please Google them yourself
Procedures for implementation of this article on the screen randomly generated snowflakes of different sizes and at different speeds down. Relative to the first edition, it has done a lot of performance optimization, directly on the desktop in the context of drawing snowflakes. In addition, now through RedrawWindow, to achieve the icon on the desktop (such as the taskbar) of snow on the draw. You can use it to learn GDI.