planoconvex_lens_raytracing

使用MFC创建单文档程序，在界面上画圆，单击可使圆放大、变色(MFC SDI DRAW CIRCLE, CLICK TO INFLATE THE CIRCLE AND CHANGE ITS COLOR)

一个很有用的微型燃气轮机的模型，推荐pscad初学者使用(Model microturbine a useful, recommended for beginners pscad)

DDA算法画直线，可以实现在网格下逐点画直线。(DDA algorithm for drawing straight lines, can be achieved in a grid-by drawing straight line.)

用四阶龙格-库塔法求系统在U单位阶跃输入下该系统的响应曲线(Using the four order Runge Kutta method to find the response curve )

pscad simulation of Rectfier_2

pscad编写风机逆变侧模型包括风机，逆变器。简单实用，可以参考(pscad preparation model includes blower fan inverter side, an inverter. Simple and practical, you can refer to)

pscad配电网程序，适合仿真配电网暂态过程，好东西(pscad distribution network program for simulation of transient distribution network, good things)

当用户按下鼠标左键在如下图所示的面板上移动鼠标时，根据鼠标的移动轨迹在面板上画图。(When the user presses the left mouse button on the panel as shown in the following figure to move the mouse, according to the mouse movement trajectory in the panel drawing.)

针对光学二次谐波系统的全局耦合网络同步，迭代并画出相图(For optical second harmonic system, iteration and phase diagram are drawn.)

采用Sutherland-Hodeman多边形裁剪算法和Cohen-Sutherland直线裁减算法在java界面实现(The implementation of the Sutherland-Hodeman polygon clipping algorithm and the Cohen-Sutherland line reduction algorithm in the java interface)