def decode(file: Path, debug: bool = False) -> AMap:
"""
:raises ValueError: something failed
"""
with file.open("rb") as reader:
data = reader.read()
identifier = data[0:11].decode("utf-8")
if debug:
utils.debug_print(data[0:11], "identifier", identifier, 0)
offset = 11
if identifier == MapType.CMAP.value:
version = utils.unpack_from('<B', data, offset, ("version", ),
debug)[0]
offset += 1
if version == 0:
return CMap_0.decode(data, offset, debug)
elif version == 1:
return CMap_1.decode(data, offset, debug)
else:
raise ValueError(
f"reading .cmap version {version} is not supported")
elif identifier == MapType.ECMAP.value:
version = utils.unpack_from('<B', data, offset, ("version", ),
debug)[0]
offset += 1
if version == 0:
return ECMap_0.decode(data, offset, debug)
elif version == 1:
return ECMap_1.decode(data, offset, debug)
elif version == 2:
return ECMap_2.decode(data, offset, debug)
else:
raise ValueError(
f"reading .ecmap version {version} is not supported")
else:
raise ValueError("given data is not a .cmap or .ecmap")
def decode(file: Path, debug: bool = False) -> AMap:
"""
:raises ValueError: something failed
"""
with file.open("rb") as reader:
data = reader.read()
identifier = data[0:11].decode("utf-8")
if debug:
utils.debug_print(data[0:11], "identifier", identifier, 0)
offset = 11
if identifier != MapType.CMAP.value and identifier != MapType.ECMAP.value:
raise ValueError("given data is not a .cmap or .ecmap")
version = utils.unpack_from('<B', data, offset, ("version", ), debug)[0]
offset += 1
map_cls = _TYPE_MAP.get((MapType(identifier), version), None)
if map_cls is None:
raise ValueError(
f"reading {identifier} version {version} is not supported")
return map_cls.decode(data, offset, debug)
def decode(cls, data: bytes, offset: int, debug: bool = False) -> CMap_2:
cmap = CMap_2()
name_len = utils.unpack_from('<B', data, offset, ("name length", ),
debug)[0]
offset += 1
cmap.name = data[offset:offset + name_len].decode("utf-8")
if debug:
utils.debug_print(data[offset:offset + name_len], "name",
cmap.name, offset)
offset += name_len
utils.unpack_from('<?', data, offset, ("unused (gamemode)", ), debug)
offset += 1
cmap.sun_rotation_hor = utils.unpack_from(
'<f', data, offset, ("sun rotation horizontal", ), debug)[0]
offset += 4
cmap.sun_rotation_ver = utils.unpack_from('<f', data, offset,
("sun rotation vertical", ),
debug)[0]
offset += 4
cmap.camera_pos = utils.unpack_from(
'<ddd', data, offset,
("camera pos x", "camera pos y", "camera pos z"), debug)
offset += 3 * 8
cmap.camera_look = utils.unpack_from(
'<ddd', data, offset,
("camera look x", "camera look y", "camera look z"), debug)
offset += 3 * 8
# entities processing
ent_count = utils.unpack_from('<I', data, offset, ("entity count", ),
debug)[0]
offset += 4
ent_done = 0
while ent_done < ent_count:
ent_type = utils.unpack_from('<B', data, offset, ("entity type", ),
debug)[0]
offset += 1
if ent_type == 0:
cur_ent = Block_2.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 1:
cur_ent = Sphere_2.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 2:
cur_ent = PlayerStart_2.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 3:
cur_ent = BarrierWall_2.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 4:
cur_ent = BarrierFloor_2.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 128:
cur_ent = Dummy_2.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
else:
raise ValueError(
f"Unknown entity type: {ent_type} at {offset - 1}")
ent_done += 1
if debug:
print(offset, " / ", len(data), " consumed")
if offset != len(data):
raise ValueError("Not all bytes were consumed")
return cmap
def decode(cls, data: bytes, offset: int, debug: bool = False) -> CMap:
cmap = CMap()
name_len = utils.unpack_from('<B', data, offset, ("name length",), debug)[0]
offset += 1
cmap.name = data[offset:offset + name_len].decode("utf-8")
if debug:
utils.debug_print(data[offset:offset + name_len], "name", cmap.name, offset)
offset += name_len
utils.unpack_from('<?', data, offset, ("unused (gamemode)",), debug)
offset += 1
# checkpoint times
cmap.checkpoint_times = decode_checkpoint_times(data, offset, debug)
# checkpoint times count + 4 (platin, gold, silver, bronze) * checkpoint times * 4 bytes
offset += 1 + 4 * len(cmap.checkpoint_times) * 4
cmap.sun_rotation = utils.unpack_from('<f', data, offset, ("sun rotation",), debug)[0]
offset += 4
cmap.sun_angle = utils.unpack_from('<f', data, offset, ("sun angle",), debug)[0]
offset += 4
cmap.camera_pos = utils.unpack_from('<ddd', data, offset, ("camera pos x", "camera pos y", "camera pos z"),
debug)
offset += 3 * 8
cmap.camera_look = utils.unpack_from('<ddd', data, offset, ("camera look x", "camera look y", "camera look z"),
debug)
offset += 3 * 8
# entities processing
ent_count = utils.unpack_from('<I', data, offset, ("entity count",), debug)[0]
offset += 4
ent_done = 0
while ent_done < ent_count:
ent_type = utils.unpack_from('<B', data, offset, ("entity type",), debug)[0]
offset += 1
if ent_type == 0:
cur_ent = Block.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 1:
cur_ent = Sphere.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 2:
cur_ent = PlayerStart.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 128:
cur_ent = Dummy.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
else:
raise ValueError(f"Unknown entity type: {ent_type} at {offset - 1}")
ent_done += 1
if debug:
print(offset, " / ", len(data), " consumed")
if offset != len(data):
raise ValueError("Not all bytes were consumed")
return cmap
def decode(cls, data: bytes, offset: int, debug: bool = False) -> 'ECMAP':
cmap = CMap_0()
name_len = utils.unpack_from('<B', data, offset, ("name length", ),
debug)[0]
offset += 1
cmap.name = data[offset:offset + name_len].decode("utf-8")
if debug:
utils.debug_print(data[offset:offset + name_len], "name",
cmap.name, offset)
offset += name_len
cmap.timer_enabled = utils.unpack_from('<?', data, offset,
("timer enabled", ), debug)
offset += 1
utils.unpack_from('<B', data, offset, ("unused", ), debug)
offset += 1
cmap.sun_rotation = utils.unpack_from('<f', data, offset,
("sun rotation", ), debug)[0]
offset += 4
cmap.sun_angle = utils.unpack_from('<f', data, offset, ("sun angle", ),
debug)[0]
offset += 4
cmap.camera_pos = utils.unpack_from(
'<ddd', data, offset,
("camera pos x", "camera pos y", "camera pos z"), debug)
offset += 3 * 8
cmap.camera_look = utils.unpack_from(
'<ddd', data, offset,
("camera look x", "camera look y", "camera look z"), debug)
offset += 3 * 8
# entities processing
ent_count = utils.unpack_from('<I', data, offset, ("entity count", ),
debug)[0]
offset += 4
ent_done = 0
while ent_done < ent_count:
ent_type = utils.unpack_from('<B', data, offset, ("entity type", ),
debug)[0]
offset += 1
if ent_type == 0:
cur_ent = Block_0.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 1:
cur_ent = Sphere_0.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 2:
cur_ent = PlayerStart_0.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
elif ent_type == 128:
cur_ent = Dummy_0.decode(data, offset, debug)
cmap.entities.append(cur_ent)
offset += cur_ent.byte_size
else:
raise ValueError(
f"Unknown entity type: {ent_type} at {offset - 1}")
ent_done += 1
if debug:
print(offset, " / ", len(data), " consumed")
if offset != len(data):
raise ValueError("Not all bytes were consumed")
ecmap = ECMap()
ecmap.cmap = cmap
return ecmap