Title: EGL25 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. This file came from Planet-Source-Code.com...the home millions of lines of source code You can view comments on this code/and or vote on it at: http://www.Planet-Source-Code.com/vb/scripts/ShowCode.asp?txtCodeId=68507&lngWId=1 The author may have retained certain copyrights to this code...please observe their request and the law by reviewing all copyright conditions at the above URL.