gilbert_xy2d

function gilbert_xy2d(
   px,
   py,
   W,
   H): number;

Defined in: gilbert.ts:75

Maps a cell of a W × H grid to its position along the curve.

Unlike hilbert_encode the grid need not be square nor a power of two, so elongated data can be gridded at its own aspect ratio.

Parameters

Parameter	Type	Description
px	number	Column, in [0, W).
py	number	Row, in [0, H).
W	number	-
H	number	-

Returns

number

The curve index, in [0, W·H).