在三维场景中进行物体之间的碰撞检测，模拟了一个物体从空中自由落体，碰到下面的一个物体被摔成碎片的过程...

利用GDI+技术来实现了对图像的打开，旋转，有一定的价值-use GDI technology to achieve the right to open the image, rotate, a certain value

vb.net toolbox添加picturebox Ｍypicturebox-vb.net toolbox add picturebox Mypicturebox

Android上关于Notification使用的简单例子-This is a simple, How to use Notification On Android

一种光线追踪算法的程序，利用VB编程，可以显示三维形体的真实感-a ray tracing algorithm for the procedure, and use VB can demonstrate that the photorealistic 3D Shape

设置背景颜色和画笔颜色,动态绘制正弦曲线和余弦曲线.余弦曲线放在OnTimer中.-Set background color and the brush color, dynamic rendering sinusoid and cosine curves. OnTimer in cosine curve on.

几种水纹和火焰效果，希望对那些对3D图形有兴趣的朋友有所帮助.-watermarked and flame effects, and I hope to those who are interested in 3D graphics friends help.

DrawTools向你展示如何在Windows Form程序中通过鼠标拖动绘制各种图形对象，它实现的固定图形有：矩形框、椭圆、线性和铅笔。并且，你可以通过鼠标选择、移动、删除图形，还可以改变图形大小等各种操作。另外，程序支持你把绘制的图形保存成文件，可以直接把一个文件从资源管理器中拖到程序界面上打开。-DrawTools sample shows how to create a Windows Forms application for drawing graphic objects in a Windows client area using mouse and drawing tools. Drawing tools implemented in this sample are: Rectangle, Ellipse, Line, and Pencil. There are well-known techniques for creating such type of applications, like: interaction with mouse, flicker-free drawing, implementing of drawing and selection tools, objects selection, managing of objects Z-order etc. MFC developers may learn all this stuff from MFC sample DRAWCLI. DrawTools C# program reproduces some of DRAWCLI functionality and uses some design decisions from this sample.

图形图象的一个小程序，可以绘制点，直线，矩形　和圆　，快捷简单 -Graphic images of a small program, you can draw points, straight lines, rectangular and round, fast and simple

图像采集卡例子，实现了对彩色图像采集卡的控制，具有很高的借鉴意义-image acquisition card example, the right to achieve color image acquisition card control, high Significance

奇妙的屏幕变形效果, 不使用DirectX, 速度仍然不错-deformation amazing screen effects, non-use of DirectX, speed is still good