3BSplinea3Spline

常见定义的坐标系转换程序，方位角零到三百六十度，俯仰角零到一百八十度(Common defined coordinate system conversion program)

清华大学老师计算机图形学的讲义，主要介绍了BRDF模型的定义，辐射基本概念，BRDF的几种模型等。(The presentation of Tsinghua University about BRDF)

选择画图区的点从而绘制B样条曲线，是计算机图形学中一个重要的实例。使用MFC做的。(select some points in the painting area to paint B-Spline curves)

基于pscad搭建的风机整流测模型对于刚接触pscad的童鞋很有帮助(Fan rectifier based on pscad built measurement model,children' s shoes for the new to pscad helpful)

ABAQUS二次开发子程序HETVAL及UMATHT，可以模拟双曲线、指数型水化热曲线的大体积混凝土水化生热。(Secondary development of ABAQUS subroutine HETVAL and UMATHT, can simulate hyperbolic, exponential curve hydration heat of mass concrete water heat metaplasia.)

cdma2000的下行连路仿真模块matlab模块 推荐一次(Cdma2000 downward even road simulation module recommend a matlab modules)

多目标跟踪的Matlab仿真程序,用于数据处理和数据关联,不错的(Multiple target tracking of Matlab simulation program, used for data processing and data correlation, pretty good)

用Bresenham画圆算法绘制椭圆(with Bresenham algorithm mapping Circle Oval)

三角形判断问题。可用于黑盒测试用例设计。(Triangle judgment. Can be used for black-box test case design.)

AE实现加载CAD格式的数据，以及对其进行转换格式，转换为SHP等格式，还有对其进行编辑等操作(AE spatial data editing functions, including generating points, generating lines, as well as delete, move elements such as fried operation)