Beginning ARKit for iPhone and iPad: Augmented Reality App Development for iOS

© Wallace Wang 2018

Wallace WangBeginning ARKit for iPhone and iPadhttps://doi.org/10.1007/978-1-4842-4102-8_6

6. Positioning Objects

Wallace Wang¹ 

(1)

San Diego, CA, USA

 

Virtual objects appear in an augmented reality view when you specify their x, y, and z coordinates. Such virtual objects remain fixed in place unless the user resets the world origin so they appear based on the new world origin’s location.

However, sometimes you may not want to specify exact coordinates to display a virtual object. Instead, you might want to place one virtual object a specific distance based on the current position of another virtual object. Rather than define exact coordinates, you really want to define relative coordinates such as always placing a second virtual ...