Add PacketSpawnPosition for 1.19.3

src/main/java/ru/nanit/limbo/connection/ClientConnection.java

@@ -131,6 +131,9 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
         writePacket(PacketSnapshots.PACKET_JOIN_GAME);
         writePacket(PacketSnapshots.PACKET_PLAYER_ABILITIES);
         writePacket(PacketSnapshots.PACKET_PLAYER_POS);
+        if (clientVersion.moreOrEqual(Version.V1_19_3)) {
+            writePacket(PacketSnapshots.PACKET_SPAWN_POSITION);
+        }
 
         if (server.getConfig().isUsePlayerList() || clientVersion.equals(Version.V1_16_4))
             writePacket(PacketSnapshots.PACKET_PLAYER_INFO);

src/main/java/ru/nanit/limbo/connection/PacketSnapshots.java

@@ -33,6 +33,7 @@ public final class PacketSnapshots {
 
     public static PacketSnapshot PACKET_LOGIN_SUCCESS;
     public static PacketSnapshot PACKET_JOIN_GAME;
+    public static PacketSnapshot PACKET_SPAWN_POSITION;
     public static PacketSnapshot PACKET_PLUGIN_MESSAGE;
     public static PacketSnapshot PACKET_PLAYER_ABILITIES;
     public static PacketSnapshot PACKET_PLAYER_INFO;
@@ -99,8 +100,14 @@ public final class PacketSnapshots {
         info.setGameMode(server.getConfig().getGameMode());
         info.setUuid(uuid);
 
+        PacketSpawnPosition packetSpawnPosition = new PacketSpawnPosition();
+        packetSpawnPosition.setX((long) server.getConfig().getSpawnPosition().getX());
+        packetSpawnPosition.setY((long) server.getConfig().getSpawnPosition().getY());
+        packetSpawnPosition.setZ((long) server.getConfig().getSpawnPosition().getZ());
+
         PACKET_LOGIN_SUCCESS = PacketSnapshot.of(loginSuccess);
         PACKET_JOIN_GAME = PacketSnapshot.of(joinGame);
+        PACKET_SPAWN_POSITION = PacketSnapshot.of(packetSpawnPosition);
         PACKET_PLAYER_ABILITIES = PacketSnapshot.of(playerAbilities);
         PACKET_PLAYER_POS = PacketSnapshot.of(positionAndLook);
         PACKET_PLAYER_INFO = PacketSnapshot.of(info);

src/main/java/ru/nanit/limbo/protocol/packets/play/PacketSpawnPosition.java

@@ -0,0 +1,34 @@
+package ru.nanit.limbo.protocol.packets.play;
+
+import ru.nanit.limbo.protocol.ByteMessage;
+import ru.nanit.limbo.protocol.PacketOut;
+import ru.nanit.limbo.protocol.registry.Version;
+
+public class PacketSpawnPosition implements PacketOut  {
+
+    private long x;
+    private long y;
+    private long z;
+
+    public void setX(long x) {
+        this.x = x;
+    }
+
+    public void setY(long y) {
+        this.y = y;
+    }
+
+    public void setZ(long z) {
+        this.z = z;
+    }
+
+    @Override
+    public void encode(ByteMessage msg, Version version) {
+        msg.writeLong(encodePosition(x, y ,z));
+        msg.writeFloat(0);
+    }
+
+    private static long encodePosition(long x, long y, long z) {
+        return ((x & 0x3FFFFFF) << 38) | ((z & 0x3FFFFFF) << 12) | (y & 0xFFF);
+    }
+}

src/main/java/ru/nanit/limbo/protocol/registry/State.java

@@ -238,6 +238,9 @@ public enum State {
                     map(0x63, V1_19_1, V1_19_1),
                     map(0x61, V1_19_3, V1_19_3)
             );
+            clientBound.register(PacketSpawnPosition::new,
+                    map(0x4C, V1_19_3, V1_19_3)
+            );
         }
     };