3 ms·
Of course a squareish grid can also be used to approximate a disc or ring. The approximation is not as pretty, but I don't see how it makes much difference for
by adrianratnapala 9y ago
Of course a squareish grid can also be used to approximate a disc or ring. The approximation is not as pretty, but I don't see how it makes much difference for a query system.
- jacobolus 9y agoA triangular grid (or if you like, a grid of hexagonal pixels) is more efficient and closer to isotropic than a square grid. Circles pack more closely in a hexagonal arrangement than a square one.