(a, b AABB)
| 25 | } |
| 26 | |
| 27 | func aabbOverlaps(a, b AABB) bool { |
| 28 | // a is left of b |
| 29 | if a.Max.X < b.Min.X { |
| 30 | return false |
| 31 | } |
| 32 | |
| 33 | // a is right of b |
| 34 | if a.Min.X > b.Max.X { |
| 35 | return false |
| 36 | } |
| 37 | |
| 38 | // a is above b |
| 39 | if a.Max.Y < b.Min.Y { |
| 40 | return false |
| 41 | } |
| 42 | |
| 43 | // a is below b |
| 44 | if a.Min.Y > b.Max.Y { |
| 45 | return false |
| 46 | } |
| 47 | |
| 48 | // The two overlap |
| 49 | return true |
| 50 | } |
| 51 | |
| 52 | func aabbWidth(x AABB) float32 { |
| 53 | return x.Max.X - x.Min.X |