SteamWar/FightSystem
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Working full chunk techhider workaround

Signed-off-by: Lixfel <agga-games@gmx.de>
Dieser Commit ist enthalten in:
Lixfel 2020-06-21 19:58:27 +02:00
Ursprung 51fe8cfbe5
Commit e560c299ed

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@ -6,6 +6,9 @@ import com.comphenix.protocol.events.PacketAdapter;
import com.comphenix.protocol.events.PacketContainer; import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.events.PacketEvent; import com.comphenix.protocol.events.PacketEvent;
import com.comphenix.protocol.reflect.StructureModifier; import com.comphenix.protocol.reflect.StructureModifier;
import com.comphenix.protocol.wrappers.ChunkCoordIntPair;
import com.comphenix.protocol.wrappers.MultiBlockChangeInfo;
import com.comphenix.protocol.wrappers.WrappedBlockData;
import com.comphenix.protocol.wrappers.nbt.NbtBase; import com.comphenix.protocol.wrappers.nbt.NbtBase;
import com.comphenix.protocol.wrappers.nbt.NbtCompound; import com.comphenix.protocol.wrappers.nbt.NbtCompound;
import de.steamwar.fightsystem.Config; import de.steamwar.fightsystem.Config;
@ -13,10 +16,15 @@ import de.steamwar.fightsystem.IFightSystem;
import io.netty.buffer.ByteBuf; import io.netty.buffer.ByteBuf;
import io.netty.buffer.UnpooledByteBufAllocator; import io.netty.buffer.UnpooledByteBufAllocator;
import net.minecraft.server.v1_15_R1.PacketPlayOutMapChunk; import net.minecraft.server.v1_15_R1.PacketPlayOutMapChunk;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.craftbukkit.v1_15_R1.CraftChunk; import org.bukkit.craftbukkit.v1_15_R1.CraftChunk;
import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer; import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
import org.bukkit.entity.Player; import org.bukkit.entity.Player;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List; import java.util.List;
import static de.steamwar.fightsystem.utils.ITechHider.bypass; import static de.steamwar.fightsystem.utils.ITechHider.bypass;
@ -24,6 +32,9 @@ import static de.steamwar.fightsystem.utils.ITechHider.bypass;
public class TechHider_15 { public class TechHider_15 {
private TechHider_15(){} private TechHider_15(){}
private static final World WORLD = Bukkit.getWorlds().get(0);
private static final WrappedBlockData WRAPPED_BLOCK_DATA = WrappedBlockData.createData(ITechHider.obfuscateMaterial);
static void reloadChunk(Player p, ITechHider.ChunkPos chunk){ static void reloadChunk(Player p, ITechHider.ChunkPos chunk){
((CraftPlayer)p).getHandle().playerConnection.sendPacket(new PacketPlayOutMapChunk(((CraftChunk)p.getWorld().getChunkAt(chunk.x(), chunk.z())).getHandle(), 65535)); ((CraftPlayer)p).getHandle().playerConnection.sendPacket(new PacketPlayOutMapChunk(((CraftChunk)p.getWorld().getChunkAt(chunk.x(), chunk.z())).getHandle(), 65535));
} }
@ -76,16 +87,17 @@ public class TechHider_15 {
changed = false; changed = false;
StructureModifier<byte[]> byteArray = cached.getByteArrays(); StructureModifier<byte[]> byteArray = cached.getByteArrays();
int primaryBitMask = ints.read(2); int primaryBitMask = ints.read(2);
int numChunkSections = 0;
while(primaryBitMask != 0){
numChunkSections += primaryBitMask & 1;
primaryBitMask >>= 1;
}
byte [] data = byteArray.read(0); byte [] data = byteArray.read(0);
ByteBuf buffer = UnpooledByteBufAllocator.DEFAULT.directBuffer(data.length + 100); ByteBuf buffer = UnpooledByteBufAllocator.DEFAULT.directBuffer(data.length + 100);
int i = 0; int i = 0;
while(numChunkSections > 0){ int chunkY = 0;
while(primaryBitMask != 0){
while((primaryBitMask & 1) == 0){
primaryBitMask >>= 1;
chunkY++;
}
buffer.writeBytes(data, i, 2); // Block count buffer.writeBytes(data, i, 2); // Block count
i += 2; i += 2;
byte bitsPerBlock = data[i++]; byte bitsPerBlock = data[i++];
@ -123,11 +135,13 @@ public class TechHider_15 {
i += dataArrayLength * 8; i += dataArrayLength * 8;
}else{ }else{
//Full Chunk/no palette, so the chunk has to be crawled through //Full Chunk/no palette, so the chunk has to be crawled through
//This didn't work, so workaround with MultiBlockChange-Packets was created
int dataArrayLength = ITechHider.readVarInt(data, i); int dataArrayLength = ITechHider.readVarInt(data, i);
int dataArrayLengthLength = ITechHider.readVarIntLength(data, i); int dataArrayLengthLength = ITechHider.readVarIntLength(data, i);
buffer.writeBytes(data, i, dataArrayLengthLength); buffer.writeBytes(data, i, dataArrayLengthLength + dataArrayLength * 8);
i += dataArrayLengthLength; i += dataArrayLengthLength + dataArrayLength * 8;
/*
ByteBuf chunkData = UnpooledByteBufAllocator.DEFAULT.directBuffer(dataArrayLength * 8); ByteBuf chunkData = UnpooledByteBufAllocator.DEFAULT.directBuffer(dataArrayLength * 8);
chunkData.writeBytes(data, i, dataArrayLength * 8); chunkData.writeBytes(data, i, dataArrayLength * 8);
@ -153,7 +167,6 @@ public class TechHider_15 {
if(Config.HiddenBlocks.contains(blockId)) if(Config.HiddenBlocks.contains(blockId))
blockId = Config.ObfuscateWith; blockId = Config.ObfuscateWith;
//TODO: Fix last edge cases of Full Chunk techhider
//if(blockId > 11336) Should not occur, but occurs //if(blockId > 11336) Should not occur, but occurs
result <<= 14; result <<= 14;
@ -176,9 +189,15 @@ public class TechHider_15 {
buffer.writeLong(result); buffer.writeLong(result);
i += 8; i += 8;
} }*/
final int cY = chunkY;
Bukkit.getScheduler().runTaskAsynchronously(IFightSystem.getPlugin(),
() -> fullChunkHider(p, chunkX, cY, chunkZ));
} }
numChunkSections--;
primaryBitMask >>= 1;
chunkY++;
} }
buffer.writeBytes(data, i, data.length - i); // MC appends a 0 byte at the end if there is a full chunk, idk why buffer.writeBytes(data, i, data.length - i); // MC appends a 0 byte at the end if there is a full chunk, idk why
@ -191,4 +210,39 @@ public class TechHider_15 {
}).start(ITechHider.threadMultiplier * 4); }).start(ITechHider.threadMultiplier * 4);
} }
private static void fullChunkHider(Player player, int chunkX, int chunkY, int chunkZ){
ArrayList<MultiBlockChangeInfo> blockChangeList = new ArrayList<>();
Location location = new Location(WORLD, chunkX * 16f, chunkY * 16f, chunkZ * 16f);
int maxXp1 = (chunkX+1) * 16;
int maxYp1 = (chunkY+1) * 16;
int maxZp1 = (chunkZ+1) * 16;
while(location.getBlockX() < maxXp1){
while(location.getBlockY() < maxYp1){
while(location.getBlockZ() < maxZp1){
if(Config.HiddenBlockTags.contains(WORLD.getBlockAt(location).getType().name()))
blockChangeList.add(new MultiBlockChangeInfo(location, WRAPPED_BLOCK_DATA));
location.setZ(location.getZ() + 1);
}
location.setY(location.getY() + 1);
location.setZ(chunkZ * 16f);
}
location.setX(location.getX() + 1);
location.setY(chunkY * 16f);
location.setZ(chunkZ * 16f);
}
if(blockChangeList.isEmpty())
return;
PacketContainer packet = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.MULTI_BLOCK_CHANGE);
packet.getChunkCoordIntPairs().write(0, new ChunkCoordIntPair(chunkX, chunkZ));
packet.getMultiBlockChangeInfoArrays().write(0, blockChangeList.toArray(new MultiBlockChangeInfo[0]));
try {
ProtocolLibrary.getProtocolManager().sendServerPacket(player, packet, false);
} catch (InvocationTargetException e) {
throw new SecurityException("Something went wrong sending the multiblockchange packet", e);
}
}
} }