运用opengl实现的质点系统，能显示很多种相关操作，是学习opengl的良好源码-Achieved using opengl particle system that can display a variety of related operations, is a good source to learn opengl

OpenGL为API的质点系统，有模拟的重力场、向心力场还有个火焰模型。并且又风力场的接口，希望有人可以完善(OpenGL is a particle system of API, with simulated gravity field, centripetal force field, and a flame model. And the wind field interface, I hope someone can improv