优化Mesh加入模型
................\asa.X
................\Bin
................\...\city.X
................\...\D3DExc.exe
................\...\ditu_x
................\...\......\cao1.tga
................\...\......\ditu.X
................\...\......\ditu_down.tga
................\...\......\ditu_up.tga
................\...\......\map1.tga
................\...\......\map2.tga
................\...\......\Scene_cao_01.tga
................\...\......\Scene_cao_02.tga
................\...\LoadMesh.exe
................\...\LoadMesh.pdb





................\...\铁索桥图.jpg
................\...\链子.tga

................\D3DExc.cpp
................\D3DExc.dsp
................\D3DExc.dsw
................\D3DExc.ncb
................\D3DExc.opt
................\D3DExc.plg
................\Debug
................\ditu.X
................\ditu_x
................\......\cao1.tga
................\......\ditu_down.tga
................\......\ditu_up.tga
................\......\map1.tga
................\......\map2.tga
................\......\Scene_cao_01.tga
................\......\Scene_cao_02.tga
................\Mesh.cpp
................\Mesh.h
................\OptMesh.ncb
................\OptMesh.sln
................\OptMesh.vcproj