| @@ -38,16 +38,16 @@ | ||
| 38 | 38 | $y = $node->getY(); | 
| 39 | 39 | |
| 40 | 40 | $neighbourLocations = [ | 
| 41 | - [$y - 1, $x], | |
| 42 | - [$y + 1, $x], | |
| 43 | - [$y, $x - 1], | |
| 44 | - [$y, $x + 1] | |
| 41 | + [$y-1, $x], | |
| 42 | + [$y+1, $x], | |
| 43 | + [$y, $x-1], | |
| 44 | + [$y, $x+1] | |
| 45 | 45 | ]; | 
| 46 | 46 |          if ($diagonal) { | 
| 47 | - $neighbourLocations[] = [$y - 1, $x - 1]; | |
| 48 | - $neighbourLocations[] = [$y + 1, $x - 1]; | |
| 49 | - $neighbourLocations[] = [$y - 1, $x + 1]; | |
| 50 | - $neighbourLocations[] = [$y + 1, $x + 1]; | |
| 47 | + $neighbourLocations[] = [$y-1, $x-1]; | |
| 48 | + $neighbourLocations[] = [$y+1, $x-1]; | |
| 49 | + $neighbourLocations[] = [$y-1, $x+1]; | |
| 50 | + $neighbourLocations[] = [$y+1, $x+1]; | |
| 51 | 51 | } | 
| 52 | 52 | |
| 53 | 53 |          foreach ($neighbourLocations as $location) { |