SeaSim.m

说明：  根据降雨数据和流量数据，可在同一张图上绘制倒立的降雨柱状图和对应的流量过程线(According to rainfall data and flow data, inverted rainfall column charts and corresponding flow process lines can be drawn on the same chart.)

vrml实例，房子，带围墙，门窗。门窗可打开(Examples vrml，House with walls, doors and windows. Doors and windows can be opened)

通过MATLAB程序可以很容易的画出三维的图像，让初学者一目了然。(MATLAB program can easily draw a three-dimensional image, so that beginners at a glance.)

说明：  Snake模型，也就是常说得Active Contour模型的MATLAB实现，其中还包含了原文献。(Snake model, which is often put Active Contour MATLAB model, it also includes the original literature.)

光斑的中心提取：重心法和圆拟合。先用多次迭代求阈值并且对图像二值化，再用重心法和圆拟合提取光斑中心。(light spot method：median point ，circle fitting)

介绍PV3D 原理，经典之作，英文原版，已源码为实例讲解(PV3D introduced the principle of classic, English original, has source code for the examples to explain)

STL文件读取程序（Matlab）：可以将ASCII格式的STL文件中的数据点信息及网格拓扑信息读出，并显示在屏幕上(a MATLAB program which gets the name of an ASCII STL (Stereolithography) file from the user, reads the 3D graphics information stored in the file, and displays the structure on the screen. )

读取dem数据，用Opengl画出三维地形，实现漫游。(Read dem data,and use Opengl to render the 3D Terrian. )

实现3D自动划分网格，网格包括三角形、四边形和六面体等(This function is for 3D automatical meshing.)

一个火车三维虚拟场景,用户可以自行设计轨道、车厢，并可开动、停止火车。(Train a three-dimensional virtual scene, the user can design their own track, car, and start and stop the train.)