AR: viewpoint and observation rules

Measure: a rectangle and dimensions over the camera view of a boxThe central pointer helps select points in space
Measure (iOS)Measure: a rectangle and dimensions over the camera view of a box
  1. The central pointer helps select points in space
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The player changes viewpoint and aims at spatial targets. Measure requires aligning the pointer with object points; its measurements are approximate.

Design tips

  • Distinguish screen visibility, model line of sight and human attention.

Examples