Some time I wrote some articles about Quake Source Analysis, I found that I'm old. Many code didn't know that the cloud was very distressed. It seems that this is a basic basis, for 3D rendering common technology The understanding is to be improved. So now, the book will be taken, and it is determined to get a water, but the progress is slow, and some low-level realization I have to find the answer through the English version of the book. I read very much. I can't help but sigh the domestic related books The lack of lack, and the introduction can not keep back, let the reader will not start.