KBOY
September 15, 2018
550

# Basic 3D Math for ARKit

## KBOY

September 15, 2018

## Transcript

5. ###          

Spajam 2nd Prized Best Body Japan Held ے೑.swift Showing in Article Smooth-sailing?

11. ###          

Spajam 2nd Prized Best Body Japan Held ے೑.swift Showing in Article

20. ### Place an airplane at the 30cm in front of screen’s

touched point.

35. ### Place an airplane at the 30cm in front of screen’s

touched point.

47. ### Place an airplane at the 30cm in front of screen’s

touched point.
48. ### 30cm Get x,y from tap gesture Place the object In

the world. Place at 30cm In front of camera Convert to world ᶃ ᶄ ᶅ Convert to Screen ᶆ ᶄ’ Convert to screen

61. ### 30cm Get x,y from tap gesture Place the object In

the world. Place at 30cm In front of camera Convert to world ᶃ ᶄ ᶅ Convert to Screen ᶆ ᶄ’ Convert to screen Removable

81. ### http://www.alecjacobson.com/weblog/?p=3835 -0.001 -1000 0.996 screenZ = f(n + cameraZ)/((f −

n)cameraZ) -0.3 screenZ cameraZ
82. ### screenZ = f(n + cameraZ)/((f − n)cameraZ) screenZ = 1000(0.001

+ (−0.3))/((1000 − 0.002)(−0.3)) f = 1000 n = 0.001 cameraZ = − 0.3 screenZ = 0.9966...