VB-project

自动绘制保护煤柱,CAD 二次开发的，输入参数后，自己就绘制出来了(Automatic drawing protection pillar, CAD secondary development)

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 )

说明：  三次B样条,程序中有部分说明,可以自由在其中进行扩展设计其它类似样条程序.(cubic B-spline, some procedures that can be carried out in one free expansion design similar kind of procedure.)

实现本机流量监控绘图，测试可用，方便安全(Netflow monitoring)

能够对通达信.lc5文件进行修改，主要是修改分钟数，这样可以在两年多的数据中进行画线处理(Mastery letter. Lc5 file to be modified, modify the number of minutes, so you can draw lines in more than two years of data)

单文档绘图工具，包括直线，曲线，扇形，圆形，圆角矩形，矩形等图形，还可以设置线条的颜色等属性。(Single document drawing tools including lines, curves, fan-shaped, round, rounded rectangle, rectangle and other graphics, you can also set the line color and other attributes.)

本程序是计算机图形学课程设计的程序，包含用各种算法绘制直线、圆、曲线，填充，剪裁等，有助于计算机图形学的学习与实践。(This procedure is a computer graphics curriculum design process, including the use of various algorithms to draw lines, circles, curves, filling, cutting, etc., help to learn and practice of computer graphics.)

激光打标机图形处理及打标软件源码，包含PLT文件、空心字体文件、单单线体字体文件、DXF图形文件、位图文件、样条曲线等的处理显示出来标刻 (Laser Marking Machine graphics processing and marking software source code contains the PLT file hollow font file, line body alone font files, DXF graphics files, bitmap files, the spline curve processing marking)

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)

等值线函数.// As this code is ported from FORTRAN-77, please be very careful of the // various indices like ilb,iub,jlb and jub, remeber that C/C++ indices // starts from zero (0)(contour function.// As this code is ported from FORTRAN-77, please be very careful of the// various indices like ilb, iub, and* address, remember that the C/C indices// starts from zero (0))