|
|
|
@ -10,113 +10,6 @@ from minecraft.networking.types import ( |
|
|
|
|
from protocol.types import Nbt, Slot |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class BlockChangePacket(Packet): |
|
|
|
|
id = 0x0B |
|
|
|
|
packet_name = 'block change' |
|
|
|
|
definition = [ |
|
|
|
|
{'location': Position}, |
|
|
|
|
{'block_state_id': VarInt}] |
|
|
|
|
block_state_id = 0 |
|
|
|
|
|
|
|
|
|
# For protocols < 347: an accessor for (block_state_id >> 4). |
|
|
|
|
@property |
|
|
|
|
def blockId(self): |
|
|
|
|
return self.block_state_id >> 4 |
|
|
|
|
|
|
|
|
|
@blockId.setter |
|
|
|
|
def blockId(self, block_id): |
|
|
|
|
self.block_state_id = (self.block_state_id & 0xF) | (block_id << 4) |
|
|
|
|
|
|
|
|
|
# For protocols < 347: an accessor for (block_state_id & 0xF). |
|
|
|
|
@property |
|
|
|
|
def blockMeta(self): |
|
|
|
|
return self.block_state_id & 0xF |
|
|
|
|
|
|
|
|
|
@blockMeta.setter |
|
|
|
|
def blockMeta(self, meta): |
|
|
|
|
self.block_state_id = (self.block_state_id & ~0xF) | (meta & 0xF) |
|
|
|
|
|
|
|
|
|
# This alias is retained for backward compatibility. |
|
|
|
|
blockStateId = attribute_alias('block_state_id') |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class MultiBlockChangePacket(Packet): |
|
|
|
|
id = 0x3B |
|
|
|
|
packet_name = 'multi block change' |
|
|
|
|
|
|
|
|
|
fields = 'chunk_x', 'chunk_z', 'records' |
|
|
|
|
|
|
|
|
|
# Access the 'chunk_x' and 'chunk_z' fields as a tuple. |
|
|
|
|
chunk_pos = multi_attribute_alias(tuple, 'chunk_x', 'chunk_z') |
|
|
|
|
|
|
|
|
|
class Record(MutableRecord): |
|
|
|
|
__slots__ = 'x', 'y', 'z', 'block_state_id', 'location' |
|
|
|
|
|
|
|
|
|
def __init__(self, **kwds): |
|
|
|
|
self.block_state_id = 0 |
|
|
|
|
super(MultiBlockChangePacket.Record, self).__init__(**kwds) |
|
|
|
|
|
|
|
|
|
# Access the 'x', 'y', 'z' fields as a Vector of ints. |
|
|
|
|
position = multi_attribute_alias(Vector, 'x', 'y', 'z') |
|
|
|
|
|
|
|
|
|
# For protocols < 347: an accessor for (block_state_id >> 4). |
|
|
|
|
@property |
|
|
|
|
def blockId(self): |
|
|
|
|
return self.block_state_id >> 4 |
|
|
|
|
|
|
|
|
|
@blockId.setter |
|
|
|
|
def blockId(self, block_id): |
|
|
|
|
self.block_state_id = self.block_state_id & 0xF | block_id << 4 |
|
|
|
|
|
|
|
|
|
# For protocols < 347: an accessor for (block_state_id & 0xF). |
|
|
|
|
@property |
|
|
|
|
def blockMeta(self): |
|
|
|
|
return self.block_state_id & 0xF |
|
|
|
|
|
|
|
|
|
@blockMeta.setter |
|
|
|
|
def blockMeta(self, meta): |
|
|
|
|
self.block_state_id = self.block_state_id & ~0xF | meta & 0xF |
|
|
|
|
|
|
|
|
|
# This alias is retained for backward compatibility. |
|
|
|
|
blockStateId = attribute_alias('block_state_id') |
|
|
|
|
|
|
|
|
|
def read(self, file_object, parent): |
|
|
|
|
data = VarLong.read(file_object) |
|
|
|
|
self.block_state_id = int(data >> 12) |
|
|
|
|
self.x = int(data >> 8 & 0xf) |
|
|
|
|
self.z = int(data >> 4 & 0xf) |
|
|
|
|
self.y = int(data & 0xf) |
|
|
|
|
# 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 write(self, packet_buffer): |
|
|
|
|
raise |
|
|
|
|
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): |
|
|
|
|
coords = Long.read(file_object) |
|
|
|
|
self.chunk_x = int(coords >> 42 & 0x3fffff) |
|
|
|
|
self.chunk_z = int(coords >> 20 & 0x3fffff) |
|
|
|
|
self.chunk_y = int(coords & 0xfffff) |
|
|
|
|
self.unknown = Boolean.read(file_object) |
|
|
|
|
array_size = VarInt.read(file_object) |
|
|
|
|
self.records = [] |
|
|
|
|
for i in range(array_size): |
|
|
|
|
record = self.Record() |
|
|
|
|
record.read(file_object, self) |
|
|
|
|
self.records.append(record) |
|
|
|
|
|
|
|
|
|
def write_fields(self, packet_buffer): |
|
|
|
|
raise |
|
|
|
|
Integer.send(self.chunk_x, packet_buffer) |
|
|
|
|
Integer.send(self.chunk_z, packet_buffer) |
|
|
|
|
VarInt.send(len(self.records), packet_buffer) |
|
|
|
|
for record in self.records: |
|
|
|
|
record.write(packet_buffer) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class ChunkDataPacket(Packet): |
|
|
|
|
id = 0x20 |
|
|
|
|
packet_name = 'chunk data' |
|
|
|
|