Yes, discrete space coordinate. Something like this with a visual grid, https://www.gamedev.net/articles/programming/general-and-gameplay-programming/coordinat

Yes, discrete space coordinate. Something like this with a visual grid, https://www.gamedev.net/articles/programming/general-and-gameplay-programming/coordinates-in-hexagon-based-tile-maps-r1800/ https://www.gamedev.net/articles/programming/general-and-gam....