DirectX9 in VS environment, c++ write a particle system demo fireworks

Firework\Debug\Firework.exe
........\.....\Firework.ilk
........\.....\Firework.pdb
........\Firework\block.bmp
........\........\camera.cpp
........\........\camera.h
........\........\d3dUtility.cpp
........\........\d3dUtility.h
........\........\Debug\BuildLog.htm
........\........\.....\camera.obj
........\........\.....\d3dUtility.obj
........\........\.....\Firework.exe.embed.manifest
........\........\.....\Firework.exe.embed.manifest.res
........\........\.....\Firework.exe.intermediate.manifest
........\........\.....\pSystem.obj
........\........\.....\snow.obj
........\........\.....\vc90.idb
........\........\.....\vc90.pdb
........\........\desert.bmp
........\........\Firework.vcproj
........\........\Firework.vcproj.WWW-D3D0B930E3F.Administrator.user
........\........\pSystem.cpp
........\........\pSystem.h
........\........\snow.cpp
........\........\snowball.bmp
........\........\snowflake notes.txt
........\........\snowflake.dds
........\Firework.sln
........\Firework.suo
........\........\Debug
........\Debug
........\Firework
Firework

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