def read(self, file_object):
self.map_id = VarInt.read(file_object)
self.scale = Byte.read(file_object)
if self.context.protocol_version >= 107:
self.is_tracking_position = Boolean.read(file_object)
else:
self.is_tracking_position = True
icon_count = VarInt.read(file_object)
self.icons = []
for i in range(icon_count):
type, direction = divmod(UnsignedByte.read(file_object), 16)
x = Byte.read(file_object)
z = Byte.read(file_object)
icon = MapPacket.MapIcon(type, direction, (x, z))
self.icons.append(icon)
self.width = UnsignedByte.read(file_object)
if self.width:
self.height = UnsignedByte.read(file_object)
x = Byte.read(file_object)
z = Byte.read(file_object)
self.offset = (x, z)
self.pixels = VarIntPrefixedByteArray.read(file_object)
else:
self.height = 0
self.offset = None
self.pixels = None
def read(self, file_object):
self.entity_id = VarInt.read(file_object)
if self._context.protocol_version >= 49:
self.objectUUID = UUID.read(file_object)
type_id = Byte.read(file_object)
self.type = SpawnObjectPacket.EntityType.get_type_by_id(type_id)
if self._context.protocol_version >= 100:
self.x = Double.read(file_object)
self.y = Double.read(file_object)
self.z = Double.read(file_object)
else:
self.x = Integer.read(file_object)
self.y = Integer.read(file_object)
self.z = Integer.read(file_object)
self.pitch = UnsignedByte.read(file_object)
self.yaw = UnsignedByte.read(file_object)
self.data = Integer.read(file_object)
if self._context.protocol_version < 49:
if self.data > 0:
self.velocity_x = Short.read(file_object)
self.velocity_y = Short.read(file_object)
self.velocity_z = Short.read(file_object)
else:
self.velocity_x = Short.read(file_object)
self.velocity_y = Short.read(file_object)
self.velocity_z = Short.read(file_object)
def write(self, socket, compression_threshold=None):
packet_buffer = PacketBuffer()
VarInt.send(self.id, packet_buffer)
VarInt.send(self.map_id, packet_buffer)
Byte.send(self.scale, packet_buffer)
if self.context.protocol_version >= 107:
Boolean.send(self.is_tracking_position, packet_buffer)
VarInt.send(len(self.icons), packet_buffer)
for icon in self.icons:
type_and_direction = (icon.direction << 4) & 0xF0
type_and_direction |= (icon.type & 0xF)
UnsignedByte.send(type_and_direction, packet_buffer)
Byte.send(icon.location[0], packet_buffer)
Byte.send(icon.location[1], packet_buffer)
UnsignedByte.send(self.width, packet_buffer)
if self.width:
UnsignedByte.send(self.height, packet_buffer)
UnsignedByte.send(self.offset[0], packet_buffer) # x
UnsignedByte.send(self.offset[1], packet_buffer) # z
VarIntPrefixedByteArray.send(self.pixels, packet_buffer)
self._write_buffer(socket, packet_buffer, compression_threshold)
def read(self, file_object, parent):
h_position = UnsignedByte.read(file_object)
self.x, self.z = h_position >> 4, h_position & 0xF
self.y = UnsignedByte.read(file_object)
self.block_state_id = VarInt.read(file_object)
# Absolute position in world to be compatible with BlockChangePacket
self.location = Vector(self.position.x + parent.chunk_x * 16,
self.position.y,
self.position.z + parent.chunk_z * 16)
def read(self, file_object):
self.chunk_x = Integer.read(file_object)
self.chunk_z = Integer.read(file_object)
records_count = VarInt.read(file_object)
record_type = self.BaseRecord.get_subclass(self.context)
self.records = []
for i in range(records_count):
record = record_type(h_position=UnsignedByte.read(file_object),
y_coordinate=UnsignedByte.read(file_object),
blockData=VarInt.read(file_object))
self.records.append(record)
def send_with_context(self, record, socket, context):
if context.protocol_later_eq(741):
value = record.block_state_id << 12 | \
(record.x & 0xF) << 8 | \
(record.z & 0xF) << 4 | \
record.y & 0xF
VarLong.send(value, socket)
else:
UnsignedByte.send(record.x << 4 | record.z & 0xF, socket)
UnsignedByte.send(record.y, socket)
VarInt.send(record.block_state_id, socket)
def send_with_context(self, record, socket, context):
if context.protocol_version >= 741:
value = (record.block_state_id << 12
| (record.x & 0xF) << 8
| (record.z & 0xF) << 4
| record.y & 0xF)
VarLong.send(value, socket)
else:
UnsignedByte.send(record.x << 4 | record.z & 0xF, socket)
UnsignedByte.send(record.y, socket)
VarInt.send(record.block_state_id, socket)
def read(self, file_object):
self.chunk_x = Integer.read(file_object)
self.chunk_z = Integer.read(file_object)
records_count = VarInt.read(file_object)
self.records = []
for i in range(records_count):
rec_horizontal_position = UnsignedByte.read(file_object)
rec_y_coordinate = UnsignedByte.read(file_object)
rec_blockData = VarInt.read(file_object)
record = MultiBlockChangePacket.Record(
rec_horizontal_position,
rec_y_coordinate, rec_blockData)
self.records.append(record)
def read_with_context(cls, file_object, context):
record = cls()
if context.protocol_version >= 741:
value = VarLong.read(file_object)
record.block_state_id = value >> 12
record.x = (value >> 8) & 0xF
record.z = (value >> 4) & 0xF
record.y = value & 0xF
else:
h_position = UnsignedByte.read(file_object)
record.x = h_position >> 4
record.z = h_position & 0xF
record.y = UnsignedByte.read(file_object)
record.block_state_id = VarInt.read(file_object)
return record
def read(self, file_object):
self.empty = False
self.block_count = Short.read(file_object)
self.bpb = UnsignedByte.read(file_object)
if self.bpb <= 4:
self.bpb = 4
if self.bpb <= 8: # Indirect palette
self.palette = []
size = VarInt.read(file_object)
for i in range(size):
self.palette.append(VarInt.read(file_object))
else: # Direct palette
self.palette = None
size = VarInt.read(file_object)
longs = []
for i in range(size):
longs.append(UnsignedLong.read(file_object))
self.blocks = []
mask = (1 << self.bpb)-1
for i in range(4096):
l1 = int((i*self.bpb)/64)
offset = (i*self.bpb)%64
l2 = int(((i+1)*self.bpb-1)/64)
n = longs[l1] >> offset
if l2>l1:
n |= longs[l2] << (64-offset)
n &= mask
if self.palette:
n = self.palette[n]
self.blocks.append(n)
def write_fields(self, packet_buffer):
VarInt.send(self.entity_id, packet_buffer)
if self.context.protocol_version >= 49:
UUID.send(self.object_uuid, packet_buffer)
Byte.send(self.type_id, packet_buffer)
xyz_type = Double if self.context.protocol_version >= 100 else Integer
for coord in self.x, self.y, self.z:
xyz_type.send(coord, packet_buffer)
for coord in self.pitch, self.yaw:
UnsignedByte.send(coord, packet_buffer)
Integer.send(self.data, packet_buffer)
if self.context.protocol_version >= 49 or self.data > 0:
for coord in self.velocity_x, self.velocity_y, self.velocity_z:
Short.send(coord, packet_buffer)
def read(self, file_object):
self.map_id = VarInt.read(file_object)
self.scale = Byte.read(file_object)
if self.context.protocol_in_range(107, PRE | 6):
self.is_tracking_position = Boolean.read(file_object)
elif self.context.protocol_earlier(107):
self.is_tracking_position = True
if self.context.protocol_later_eq(452):
self.is_locked = Boolean.read(file_object)
else:
self.is_locked = False
if self.context.protocol_later_eq(PRE | 6):
self.is_tracking_position = Boolean.read(file_object)
icon_count = VarInt.read(file_object)
self.icons = []
for i in range(icon_count):
if self.context.protocol_later_eq(373):
type = VarInt.read(file_object)
else:
type, direction = divmod(UnsignedByte.read(file_object), 16)
x = Byte.read(file_object)
z = Byte.read(file_object)
if self.context.protocol_later_eq(373):
direction = UnsignedByte.read(file_object)
if self.context.protocol_later_eq(364):
has_name = Boolean.read(file_object)
display_name = String.read(file_object) if has_name else None
else:
display_name = None
icon = MapPacket.MapIcon(type, direction, (x, z), display_name)
self.icons.append(icon)
self.width = UnsignedByte.read(file_object)
if self.width:
self.height = UnsignedByte.read(file_object)
x = Byte.read(file_object)
z = Byte.read(file_object)
self.offset = (x, z)
self.pixels = VarIntPrefixedByteArray.read(file_object)
else:
self.height = 0
self.offset = None
self.pixels = None
def read(self, file_object):
self.map_id = VarInt.read(file_object)
self.scale = Byte.read(file_object)
if self.context.protocol_version >= 107:
self.is_tracking_position = Boolean.read(file_object)
else:
self.is_tracking_position = True
if self.context.protocol_version >= 452:
self.is_locked = Boolean.read(file_object)
else:
self.is_locked = False
icon_count = VarInt.read(file_object)
self.icons = []
for i in range(icon_count):
if self.context.protocol_version >= 373:
type = VarInt.read(file_object)
else:
type, direction = divmod(UnsignedByte.read(file_object), 16)
x = Byte.read(file_object)
z = Byte.read(file_object)
if self.context.protocol_version >= 373:
direction = UnsignedByte.read(file_object)
if self.context.protocol_version >= 364:
has_name = Boolean.read(file_object)
display_name = String.read(file_object) if has_name else None
else:
display_name = None
icon = MapPacket.MapIcon(type, direction, (x, z), display_name)
self.icons.append(icon)
self.width = UnsignedByte.read(file_object)
if self.width:
self.height = UnsignedByte.read(file_object)
x = Byte.read(file_object)
z = Byte.read(file_object)
self.offset = (x, z)
self.pixels = VarIntPrefixedByteArray.read(file_object)
else:
self.height = 0
self.offset = None
self.pixels = None
def write_fields(self, packet_buffer):
VarInt.send(self.entity_id, packet_buffer)
if self.context.protocol_version >= 49:
UUID.send(self.object_uuid, packet_buffer)
if self.context.protocol_version >= 458:
VarInt.send(self.type_id, packet_buffer)
else:
Byte.send(self.type_id, packet_buffer)
xyz_type = Double if self.context.protocol_version >= 100 else Integer
for coord in self.x, self.y, self.z:
xyz_type.send(coord, packet_buffer)
for coord in self.pitch, self.yaw:
UnsignedByte.send(coord, packet_buffer)
Integer.send(self.data, packet_buffer)
if self.context.protocol_version >= 49 or self.data > 0:
for coord in self.velocity_x, self.velocity_y, self.velocity_z:
Short.send(coord, packet_buffer)
def read(self, file_object):
self.entity_id = VarInt.read(file_object)
if self.context.protocol_version >= 49:
self.object_uuid = UUID.read(file_object)
self.type_id = Byte.read(file_object)
xyz_type = Double if self.context.protocol_version >= 100 else Integer
for attr in 'x', 'y', 'z':
setattr(self, attr, xyz_type.read(file_object))
for attr in 'pitch', 'yaw':
setattr(self, attr, UnsignedByte.read(file_object))
self.data = Integer.read(file_object)
if self.context.protocol_version >= 49 or self.data > 0:
for attr in 'velocity_x', 'velocity_y', 'velocity_z':
setattr(self, attr, Short.read(file_object))
def read(self, file_object):
self.entity_id = VarInt.read(file_object)
if self.context.protocol_version >= 49:
self.object_uuid = UUID.read(file_object)
if self.context.protocol_version >= 458:
self.type_id = VarInt.read(file_object)
else:
self.type_id = Byte.read(file_object)
xyz_type = Double if self.context.protocol_version >= 100 else Integer
for attr in 'x', 'y', 'z':
setattr(self, attr, xyz_type.read(file_object))
for attr in 'pitch', 'yaw':
setattr(self, attr, UnsignedByte.read(file_object))
self.data = Integer.read(file_object)
if self.context.protocol_version >= 49 or self.data > 0:
for attr in 'velocity_x', 'velocity_y', 'velocity_z':
setattr(self, attr, Short.read(file_object))
def write(self, packet_buffer):
UnsignedByte.send(self.x << 4 | self.z & 0xF, packet_buffer)
UnsignedByte.send(self.y, packet_buffer)
VarInt.send(self.block_state_id, packet_buffer)
def read(self, file_object):
h_position = UnsignedByte.read(file_object)
self.x, self.z = h_position >> 4, h_position & 0xF
self.y = UnsignedByte.read(file_object)
self.block_state_id = VarInt.read(file_object)
def write_fields(self, packet_buffer):
VarInt.send(self.map_id, packet_buffer)
Byte.send(self.scale, packet_buffer)
if self.context.protocol_version >= 107:
Boolean.send(self.is_tracking_position, packet_buffer)
VarInt.send(len(self.icons), packet_buffer)
for icon in self.icons:
if self.context.protocol_version >= 373:
VarInt.send(icon.type, packet_buffer)
else:
type_and_direction = (icon.type << 4) & 0xF0
type_and_direction |= (icon.direction & 0xF)
UnsignedByte.send(type_and_direction, packet_buffer)
Byte.send(icon.location[0], packet_buffer)
Byte.send(icon.location[1], packet_buffer)
if self.context.protocol_version >= 373:
UnsignedByte.send(icon.direction, packet_buffer)
if self.context.protocol_version >= 364:
Boolean.send(icon.display_name is not None, packet_buffer)
if icon.display_name is not None:
String.send(icon.display_name, packet_buffer)
UnsignedByte.send(self.width, packet_buffer)
if self.width:
UnsignedByte.send(self.height, packet_buffer)
UnsignedByte.send(self.offset[0], packet_buffer) # x
UnsignedByte.send(self.offset[1], packet_buffer) # z
VarIntPrefixedByteArray.send(self.pixels, packet_buffer)
def read_data(self, data, dimension):
file_object = PacketBuffer()
file_object.send(data)
file_object.reset_cursor()
for i in range(16):
if self.bitmask & (1 << i):
bits_per_block = UnsignedByte.read(file_object)
palette = None
if bits_per_block < GLOBAL_BITS_PER_BLOCK:
palette_length = VarInt.read(file_object)
palette = []
for _ in range(palette_length):
palette.append(VarInt.read(file_object))
section = ChunkDataPacket.ChunkSection()
data_length = VarInt.read(file_object)
data = []
for _ in range(data_length):
part = file_object.read(8)
data.append(int.from_bytes(part, 'big'))
section.data = data
section.palette = palette
block_mask = (1 << bits_per_block) - 1
# print(i)
for y in range(16):
for z in range(16):
for x in range(16):
block_mask = (1 << bits_per_block) - 1
number = (((y << 4) + z) << 4) + x
long_number = (number * bits_per_block) >> 6
bit_in_long_number = (number *
bits_per_block) & 63
block = (data[long_number] >>
bit_in_long_number) & (block_mask)
if bit_in_long_number + bits_per_block > 64:
block |= (data[long_number + 1] & (
(1 <<
(bit_in_long_number + bits_per_block -
64)) - 1)) << (64 -
bit_in_long_number)
if palette:
# if block > 0:
# print(palette)
# print(len(palette))
# print(block)
# print(bits_per_block)
# print((x, y, z, self.x, self.z))
block = palette[block]
if type(block) is float:
print(block)
section.blocks[x][y][z] = block
section.light = file_object.read(2048)
if dimension == 0:
section.sky_light = file_object.read(2048)
self.sections[i] = section
self.update_blocks()
def read(self, file_object):
self.window_id = UnsignedByte.read(file_object)
self.count = Short.read(file_object)
self.slots = [Slot(-1)]*self.count
for slot_number in range(self.count):
self.slots[slot_number] = Slot.read(file_object)
def write_fields(self, packet_buffer):
VarInt.send(self.map_id, packet_buffer)
Byte.send(self.scale, packet_buffer)
if self.context.protocol_version >= 107:
Boolean.send(self.is_tracking_position, packet_buffer)
VarInt.send(len(self.icons), packet_buffer)
for icon in self.icons:
if self.context.protocol_version >= 373:
VarInt.send(icon.type, packet_buffer)
else:
type_and_direction = (icon.type << 4) & 0xF0
type_and_direction |= (icon.direction & 0xF)
UnsignedByte.send(type_and_direction, packet_buffer)
Byte.send(icon.location[0], packet_buffer)
Byte.send(icon.location[1], packet_buffer)
if self.context.protocol_version >= 373:
UnsignedByte.send(icon.direction, packet_buffer)
if self.context.protocol_version >= 364:
Boolean.send(icon.display_name is not None, packet_buffer)
if icon.display_name is not None:
String.send(icon.display_name, packet_buffer)
UnsignedByte.send(self.width, packet_buffer)
if self.width:
UnsignedByte.send(self.height, packet_buffer)
UnsignedByte.send(self.offset[0], packet_buffer) # x
UnsignedByte.send(self.offset[1], packet_buffer) # z
VarIntPrefixedByteArray.send(self.pixels, packet_buffer)
