The 16 possible neighborhoods for four-corner collision detection on a rectangular grid.
Represents the following table on machines whose fonts lack glyphs for some of the Block Elements:
0 | 1 ▘ | 2 ▝ | 3 ▀ | 4 ▖ | 5 ▌ | 6 ▞ | 7 ▛ |
8 ▗ | 9 ▚ | A ▐ | B ▜ | C ▄ | D ▙ | E ▟ | F █ |
By Damian Yerrick, 2013. No rights reserved: Creative Commons Zero (CC0) public domain dedication applies.