computer graphics beginner (textbook method), the algrithm of middle point ci...

简单的人物脸部特征检测,采用OPENCV库-Simple characters facial features detection, the use of OPENCV library

一款优秀的麻将程序，上传到该网站，供大家参考，交流和学习-A good mahjong procedures, uploaded to the site, for your information, communication and learning

画反锯齿直线、矩形、弧线、曲线的demo，-Anti-aliased line drawing, rectangle, arc, curve of the demo,

一个动画程序，实现一个风车转动，风车的风页颜色各异-an animation procedures, a rotating windmill, the windmill style pages with different colors

非均匀有理B样条(Non．Umform Rafional B．Splme，NURBS)曲线光顺逼近技术作 为曲线曲面造型技术的一个研究分支，其应用领域十分广泛，对NURBS曲线光顺和逼 近进行研究具有十分重要的理论和实用价值。

读取3dmax生成的dxf三维模型，在视窗内显示三个视图的效果。-3dmax read dxf generated three-dimensional model, in the view window shows the three effects.

用Java编写的基于Kohonen神经网络的OCR-Java prepared by the Kohonen neural network-based OCR

AUTOCAD的二次开发。该软件有一个主要功能是利用计算机堆栈技术和迷宫算法在CAD中自动求出最短路径长度（其中还利用了CAD的扩展数据技术，自定义了单链表类和自定义栈类，ADO数据库连接）-AUTOCAD secondary development. The software is a main function is to use computer technology stack and the maze of CAD algorithm automatically calculated the shortest path length (which also use the expansion of the CAD data, since the definition of a single linked list and category-defined stack category, ADO database connectivity)

Chapter 7 Rational B-spline (NURBS) Surfaces basis.c tbasis.c Calculates the B-spline basis functions. frbsurf.c tfrbsurf.c Calculates and test the fast B-spline surface algorithm. knot.c tknot.c Calculates an open knot vector. rbspsurf.c trbsurf.c Calculates a rational B-spline (NURBS) surface. rbsurf.h Header file for fast rational B-spline surface program sumrbas.c Calculates the Sum function for a rational B-spline surface. chap7all.zip ZIP file for all of Chapter 7. chap7all.tar.gz UNIX tar file for all of Chapter 7.

在QT平台上实现了一个基本的图形显示以及可以进行橡皮筋缩放的功能-In the QT platform to achieve a basic graphical display and a rubber band zoom function