用C++编写的计算任意时刻太阳天顶角、太阳方位角的小程序-Written in C++ calculation any time the solar zenith angle, solar azimuth of the applet

It is the program using OpenGL to simulate the Solar system

Low accuracy Solar Position Calculate.

Graphics in C. m going to adjust the physics and upload a new version tomorrow afternoon. Also I m wondering, do you think I should have it room based? So say I make it a sort of puzzle/action adventure game, and each time you go offscreen in any