各种关于几何的算法实现。包括 计算几何学库函数（线相交，面积等等） 寻找凸包 graham 扫描法 判断点是否在多边形内。同时包含一些测试-on various geometric algorithm. In terms of geometry library functions (lines intersect, size, etc.) for convex hull graham scanning judgment and whether the polygon. Both co

opencv-source-code Intel 开发的图像处理开源库opencv 包含库中的所有源码，设计类中的继承关系，类中函数的实现，同时包括 各种代码，效果同MSDN-opencv-source-code Intel to develop open-source library of image processing opencv library contains all the source code, design the relationship between class i

openCV函数库的使用介绍，包含其中各种函数的用法和相关的详细介绍。-openCV introduced the use of the library, which includes the use of various functions and related details.