HappyVDay

仿射变换,2D图形编程,图形图象,有matlab操作界面，可实现任意二维变换(Affine transformation, 2D graphics programming, graphics, images, has matlab interface can realize any two-dimensional transform)

无人机路径规划。在给定的三维空间中搜索一条安全可行的无人机飞行路径(Path Planning. In a given three-dimensional space to search for a safe and feasible UAV flight path)

应用MATLAB软件编程绘制庞加莱截面图，生成皮诺曲线的过程(动画) ，分形地图，离散的蔡氏电路， 抛物线-k*x^2+(k+1)*x混沌分岔行为等。(fractal pattern)

采用蒙特卡罗方法模拟固态相变的晶粒长大过程，可以设置3D网格大小，蒙特卡罗步等参数，适用于模拟金属再结晶过程。(The simulation model of process in grain growth is provided by this code in matlab. The parameters of mote carlo method can be inputted by the users according to their own usage.)

VTK是一个用于图像处理的开源软件系统，3D图形、体积渲染和可视化。VTK包括许多高级算法（例如，曲面重建、隐式建模、抽取）和渲染技术（例如硬件加速体积渲染，LOD控制）。(VTK is an open-source software system for image processing, 3D graphics, volume rendering and visualization. VTK includes many advanced algorithms (e.g., surface reconstruction, implicit modelling, decimation) and rendering techniques (e.g., hardware-accelerated volume rendering, LOD control).)

3维圆柱面，可以上下左右不同视角观看，使用上下左右方向键操作(3D Cylinder)

三维地形的模拟，用的工具是opengl，对于研究大规模地形的绘制非常有用，把源码拿出来与大家分享(Three-dimensional terrain modeling, using tools opengl, for the study of large-scale terrain rendering is very useful to share with you source out)

基于DEM的三维地形绘制，通过四叉树实现LOD细节层次结构(DEM-based three-dimensional terrain rendering by Quadtree LOD hierarchy details)

宝马汽车3DMAX模型。 (BMW 3DMAX model.)

opengl program for stars written in c.the points blink like stars in the sky.it was written in dev c++ platform.