一个VRML建模的开源工具。VRML是面向Web的虚拟现实语言。其配置和编译过程相对麻烦，请参考文件夹中的README和TODO文件Dune is a simple tool for the creation of VRML (Virtual Reality ModellingLanguage).-a VRML modeling tool for raising revenue. VRML is a Web-oriented virtual reality modeling language.

vb6 绘制正弦曲线，平面摆线，极坐标曲线，星形图案，沙丘图案，花边与样条曲线等动画绘制。-vb6 draw sinusoidal plane cycloid, polar curves, star patterns, dune patterns, lace and other animation spline curve drawing.

Unity3D 沙丘，灰尘粒子效果,开发环境得用unity3d引擎-Unity3D dunes, dust particle effects