6 跟踪球\clean.bat
........\data\earth.bmp
........\....\Thumbs.db
........\OGL_K1_Viewer.cpp
........\OGL_K1_Viewer.exe
........\OGL_K2_ViewerCallbacks.h
........\OGL_K3_ViewerTrackball.h
........\data
6 跟踪球