(out)
Pre-compute a zoom lookup table and save it to a file.

    The zoom is a linear scaling of a block of 256 pixels. There are
    256 levels of zoom, where level n contains the n pixels to render.
Pre-compute a zoom lookup table and save it to a file.
Pre - compute a zoom lookup table and save it to a file .
def write_zoom_lookup_table(out):
    """Pre-compute a zoom lookup table and save it to a file.

    The zoom is a linear scaling of a block of 256 pixels. There are
    256 levels of zoom, where level n contains the n pixels to render."""
    for _ in range(2):
        zoom = [None]*256
        for i in (8, 12, 10, 14, 9, 13, 11, 15):
            for j in (0, 16, -8, 8):
                for k in (0, -128, 64, -64, 32, -96, 96, -32):
                    offset = 128 + i + j + k
                    zoom[offset] = offset
                    write_zoom_level(zoom, out)
def write_zoom_lookup_table ( out ) : for _ in range ( 2 ) : zoom = [ None ] * 256 for i in ( 8 , 12 , 10 , 14 , 9 , 13 , 11 , 15 ) : for j in ( 0 , 16 , - 8 , 8 ) : for k in ( 0 , - 128 , 64 , - 64 , 32 , - 96 , 96 , - 32 ) : offset = 128 + i + j + k zoom [ offset ] = offset write_zoom_level ( zoom , out )