def decode_uint64(ui64):
if _geohash:
latlon = _geohash.decode_int(ui64 % 0xFFFFFFFFFFFFFFFF, LONG_ZERO)
if latlon:
return latlon
lat, lon = _uint64_deinterleave(ui64)
return (180.0 * lat / (1 << 32) - 90.0, 360.0 * lon / (1 << 32) - 180.0)
def decode_uint64(ui64): if _geohash: latlon = _geohash.decode_int(ui64 % 0xFFFFFFFFFFFFFFFF) if latlon: return latlon lat,lon = _uint64_deinterleave(ui64) return (180.0*lat/(1<<32) - 90.0, 360.0*lon/(1<<32) - 180.0)
def decode(treecode, delta=False):
if _geohash and len(treecode) < 64:
unit = int(_geohash.intunit / 2)
treecode += "3" # generate center coordinate
args = []
for i in range(int(len(treecode) / unit)):
t = 0
for j in range(unit):
t = (t << 2) + {
"0": 0,
"1": 2,
"2": 1,
"3": 3
}[treecode[i * unit + j]]
args.append(t)
if len(treecode) % unit:
t = 0
off = int(len(treecode) / unit) * unit
for i in range(len(treecode) % unit):
t = (t << 2) + {
"0": 0,
"1": 2,
"2": 1,
"3": 3
}[treecode[off + i]]
for j in range(unit - len(treecode) % unit):
t = t << 2
args.append(t)
args.extend([
0,
] * int(128 / _geohash.intunit - len(args)))
(lat, lon) = _geohash.decode_int(*tuple(args))
if delta:
b = 1 << (len(treecode) + 1)
return lat, lon, 180.0 / b, 360.0 / b
return lat, lon
(lat, lon, bitlength) = _decode_c2i(treecode)
lat = (lat << 1) + 1
lon = (lon << 1) + 1
b = 1 << (bitlength + 1)
if delta:
return 180.0 * lat / b - 90.0, 360.0 * lon / b - 180.0, 180.0 / b, 360.0 / b
return 180.0 * lat / b - 90.0, 360.0 * lon / b - 180.0
def decode(treecode, delta=False):
if _geohash and len(treecode) < 64:
unit = int(_geohash.intunit / 2)
treecode += "3" # generate center coordinate
args = []
for i in range(int(len(treecode) / unit)):
t = 0
for j in range(unit):
t = (t << 2) + {"0": 0, "1": 2, "2": 1, "3": 3}[treecode[i * unit + j]]
args.append(t)
if len(treecode) % unit:
t = 0
off = int(len(treecode) / unit) * unit
for i in range(len(treecode) % unit):
t = (t << 2) + {"0": 0, "1": 2, "2": 1, "3": 3}[treecode[off + i]]
for j in range(unit - len(treecode) % unit):
t <<= 2
args.append(t)
args.extend([0, ] * int(128 / _geohash.intunit - len(args)))
(lat, lon) = _geohash.decode_int(*tuple(args))
if delta:
b = 1 << (len(treecode) + 1)
return lat, lon, 180.0 / b, 360.0 / b
return lat, lon
(lat, lon, bitlength) = _decode_c2i(treecode)
lat = (lat << 1) + 1
lon = (lon << 1) + 1
b = 1 << (bitlength + 1)
if delta:
return 180.0 * lat / b - 90.0, 360.0 * lon / b - 180.0, 180.0 / b, 360.0 / b
return 180.0 * lat / b - 90.0, 360.0 * lon / b - 180.0
