简单图形学，提供投影算法

基于adaboost的人脸检测程序 可以在一副图像中将人脸的位置框出-AdaBoost-based face detection procedure may face an image will be the location of the box

============================================================ v3.0 自画直线，矩形，园 ============================================================ v2.8-2.9 完成所有功能，包括全选，拖动等，参见文档HDraw2.9.doc ============================================================ v2.7 修正画布随滚动条滚动的Bug 完善MouseMove的直线，矩形和椭圆识别

书上的脱机字符识别的代码，希望对大家有帮助-Books offline character recognition code, and they hope to help everyone

批量改变尺寸测量文字为替换文字，替换文字和测量文字的值相等-Volume change text size measurements for the replacement of text, replace text, and measuring the value of a text equivalent

用数据拟和曲线的工具，利用了三次样条插值等方法。-data used to be and curve tools, the use of a cubic spline interpolation methods.

显示和输入报表的源程序-display and entry statements of the source

打开一个BMP格式图片并进行Rober算子检测-opened a BMP format pictures and Robert operator Detection

此代码示范了如何用数码相机、扫描仪等设备来记录或制作快照，以及如何实现Windows XP风格的窗口-this code demonstrated how to use digital cameras, scanners and other devices to record or production snapshot, and how Windows XP-style window

在写字板中的一个简单的画图程序。代码知道你如何进行简单的画图！-In the tablet in a simple drawing program. How do you know the code for a simple drawing!

Bresenhan Line生成算法-Bresenhan Line Algorithm