光线跟踪
........\rayscene.exe
........\raytrace_demo
........\.............\raytrace_demo.exe
........\raytrace_template
........\.................\LightSource.cpp
........\.................\LightSource.h
........\.................\Primitive.cpp
........\.................\Primitive.h
........\.................\raytrace.cpp
........\.................\raytrace.ncb
........\.................\raytrace.sln
........\.................\raytrace.suo
........\.................\raytrace.vcproj
........\.................\stdafx.cpp
........\.................\stdafx.h
........\.................\trackball.cpp
........\.................\trackball.h
........\光线跟踪实现.ppt
........\说明.txt