非常牛逼的光线跟踪程序，对光线跟踪这一块的覆盖非常详细-牛逼very light tracking procedures to follow to light a very detailed coverage

有关光线跟踪的实现，实现了反射，折射，阴影等几个较为简单的效果，附有实验报告-Ray Tracing on the realization of a reflection, refraction, shadows and other effects of a few relatively simple, with the experimental report