Handle loading / unloading chunks better

mosfet/protocol/packets.py

@@ -31,10 +31,10 @@ class ChunkDataPacket(Packet):
                 self.biomes.append(VarInt.read(file_object))
         size = VarInt.read(file_object)
         self.data = file_object.read(size)
-        size_entities = VarInt.read(file_object)
-        self.entities = []
-        for i in range(size_entities):
-            self.entities.append(Nbt.read(file_object))
+        #size_entities = VarInt.read(file_object)
+        #self.entities = []
+        #for i in range(size_entities):
+        #    self.entities.append(Nbt.read(file_object))
 
         self.decode_chunk_data()
 
@@ -49,9 +49,9 @@ class ChunkDataPacket(Packet):
                 Integer.send(self.biomes[i], packet_buffer)
         VarInt.send(len(self.data), packet_buffer)
         packet_buffer.send(self.data)
-        VarInt.send(len(self.entities), packet_buffer)
-        for e in self.entities:
-            Nbt.send(e, packet_buffer)
+        #VarInt.send(len(self.entities), packet_buffer)
+        #for e in self.entities:
+        #    Nbt.send(e, packet_buffer)
 
     def decode_chunk_data(self):
         packet_data = PacketBuffer()
@@ -64,9 +64,9 @@ class ChunkDataPacket(Packet):
             if self.bit_mask_y & (1 << i):
                 self.chunks[i].read(packet_data)
         
-        for e in self.entities:
-            y = e['y']
-            self.chunks[floor(y/16)].entities.append(e)
+        #for e in self.entities:
+        #    y = e['y']
+        #    self.chunks[floor(y/16)].entities.append(e)
 
 class Chunk:
     position = multi_attribute_alias(Vector, 'x', 'y', 'z')
@@ -458,3 +458,15 @@ class DisconnectPacket(Packet):
     definition = [
         {'reason': String},
     ]
+
+class UnloadChunkPacket(Packet):
+    # Tells the client to unload a chunk column
+    # https://wiki.vg/Protocol#Unload_Chunk
+
+    id = 0x1C
+    packet_name = 'unload chunk'
+
+    definition = [
+        {'chunk_x': Integer},
+        {'chunk_z': Integer},
+    ]