Computer Forums practical projection

 12-20-2004, 03:08 PM #1 Baseband Member     Join Date: Sep 2004 Posts: 21 practical projection i need some ideas a practical way for preforming 3d projection. i bought a few books on this subject but they don't have good examples and the're too mathy. any suggestions? __________________ __________________
 12-22-2004, 07:14 AM #2 In Runtime   Join Date: Sep 2004 Posts: 158 Re: practical projection Graphics programming is all about math. Suggestion: learn the math. __________________ __________________
 12-22-2004, 10:11 AM #3 Baseband Member     Join Date: Sep 2004 Posts: 21 Re: practical projection ya! i realized that. i'm just looking for a more useful formula than: Algebra: x = x - z * vx/vz y = y - z * vy/vz z = 0 Projection Matrix: [ 1 0 0 0 ] [ 0 1 0 0 ] [ -vx/vz -vy/vz 0 0 ] [ 0 0 0 1 ] __________________
 12-27-2004, 01:09 PM #4 Baseband Member     Join Date: Sep 2004 Posts: 21 Re: practical projection ok. turn this: x = x - z * vx/vz y = y - z * vy/vz z = 0 into something based on eyepoint x,y,z positions and x,y,z angles. __________________