Title: EGL_dxf version
Description: computer graphics and 3d programming tutorial.No DirectX or OpenGL. Matrix math , Lighting , 
Culling , Z order function , Open ".prt" file , quick frame rate (20~400 FPS), animation , 
various render options , luminance , only pure windows api use. smooth rendering,change 
background color, fixed bug (translate z axis etc.),dot size. aditional properties gradient 
background and open dxf (simple) :) 258 kb. zip
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