A flat grid of cells x cells squares in the XY plane (z = 0) spanning [-half, half], each square split into two triangles along the same diagonal. Vertices are shared, so every interior edge is shared by exactly two triangles.
cells
[-half, half]
A flat grid of
cellsxcellssquares in the XY plane (z = 0) spanning[-half, half], each square split into two triangles along the same diagonal. Vertices are shared, so every interior edge is shared by exactly two triangles.