the AABB border size used during the build of the heightfield
the heightfield bounds in world space
the height of each cell
array of cells, size = width*height
the size of each cell
array containing distance field data, size = spanCount
the height of the heightfield (along z axis in cell units)
the maxiumum distance value of any span within the heightfield
the maximum region id of any span within the heightfield
the number of spans in the heightfield
array of spans, size = spanCount
the walkable climb used during the build of the heightfield
the walkable height used during the build of the heightfield
the width of the heightfield (along x axis in cell units)
array containing area id data, size = spanCount