DVR

基于Bresenham算法的四步画直线算法,加快画直线速度(draw line based Bresenham update alogrith)

模拟高斯光束的三维光强分布，以及峰值分布(The three-dimensional intensity distribution of simulated Gauss beam)

PSCAD基于两端两电平的柔性直流输电模型，对于研究直流输电建模是一个非常好的参考！(HVDC flexible model based on the two ends of PSCAD level, the study HVDC modeling is a very good reference!)

基于PSCAD 4.5搭建的IEEE 第一标准测试模型，可以用于次同步振荡的研究。(The first IEEE standard test models built based on PSCAD 4.5 can be used to study sub-synchronous oscillations.)

500kv输电线路直击雷电PSCAD仿真模型(Watch lightning 500kV high voltage overhead transmission lines pscad emtdc modeling)

一个完整的图形编程源程序，可供图形编程者学习(A complete graphical programming source code available for graphics programmers to learn)

说明：  实现中点画圆 在qt平台上实现 语言为c++ 是计算机图形课上的代码 可以编译通过的(realize draw the point in the middle)

主要演示Python画曲线的程序，没有太大的用处，只是为了能够下载程序(The main demonstration of Python drawing curve program, not too much use, just to download the program)

VB版个性画图板附上源代码,有需要的就下载吧。(VB version of personality drawing board with the source code, there is a need to download it.)

dxflib-3.3.4-src ，dxflib是一个用来读写DXF文件的C++库。当读DXF文件的时候,dxflib分析文件并且调用用户自己定义的函数来添加实体、层、等。(dxflib-3.3.4-src，dxflib is an opensource C++ library for reading and writing AutoCAD (R) DXF files. )