24w04a

api/src/main/java/com/viaversion/viaversion/api/data/entity/DimensionData.java

@@ -24,6 +24,8 @@ package com.viaversion.viaversion.api.data.entity;
 
 public interface DimensionData {
 
+    int id();
+
     int minY();
 
     int height();

api/src/main/java/com/viaversion/viaversion/api/data/entity/EntityTracker.java

@@ -165,6 +165,8 @@ public interface EntityTracker {
 
     @Nullable DimensionData dimensionData(String dimension);
 
+    @Nullable DimensionData dimensionData(int dimensionId);
+
     void setDimensions(Map<String, DimensionData> dimensions);
 
     /**

api/src/main/java/com/viaversion/viaversion/api/minecraft/RegistryEntry.java

@@ -0,0 +1,43 @@
+/*
+ * This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
+ * Copyright (C) 2016-2024 ViaVersion and contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.viaversion.viaversion.api.minecraft;
+
+import com.github.steveice10.opennbt.tag.builtin.Tag;
+
+public final class RegistryEntry {
+    private final String key;
+    private final Tag tag;
+
+    public RegistryEntry(String key, Tag tag) {
+        this.key = key;
+        this.tag = tag;
+    }
+
+    public String key() {
+        return key;
+    }
+
+    public Tag tag() {
+        return tag;
+    }
+}

api/src/main/java/com/viaversion/viaversion/api/protocol/version/ProtocolVersion.java

@@ -86,7 +86,7 @@ public class ProtocolVersion {
     public static final ProtocolVersion v1_20 = register(763, "1.20/1.20.1", new VersionRange("1.20", 0, 1));
     public static final ProtocolVersion v1_20_2 = register(764, "1.20.2");
     public static final ProtocolVersion v1_20_3 = register(765, "1.20.3/1.20.4", new VersionRange("1.20", 3, 4));
-    public static final ProtocolVersion v1_20_5 = register(766, 172, "1.20.5");
+    public static final ProtocolVersion v1_20_5 = register(766, 173, "1.20.5");
     public static final ProtocolVersion unknown = register(-1, "UNKNOWN");
 
     public static ProtocolVersion register(int version, String name) {

api/src/main/java/com/viaversion/viaversion/api/type/Type.java

@@ -32,6 +32,7 @@ import com.viaversion.viaversion.api.minecraft.PlayerMessageSignature;
 import com.viaversion.viaversion.api.minecraft.Position;
 import com.viaversion.viaversion.api.minecraft.ProfileKey;
 import com.viaversion.viaversion.api.minecraft.Quaternion;
+import com.viaversion.viaversion.api.minecraft.RegistryEntry;
 import com.viaversion.viaversion.api.minecraft.Vector;
 import com.viaversion.viaversion.api.minecraft.Vector3f;
 import com.viaversion.viaversion.api.minecraft.VillagerData;
@@ -49,6 +50,7 @@ import com.viaversion.viaversion.api.type.types.FloatType;
 import com.viaversion.viaversion.api.type.types.IntType;
 import com.viaversion.viaversion.api.type.types.LongArrayType;
 import com.viaversion.viaversion.api.type.types.LongType;
+import com.viaversion.viaversion.api.type.types.RegistryEntryType;
 import com.viaversion.viaversion.api.type.types.RemainingBytesType;
 import com.viaversion.viaversion.api.type.types.ShortByteArrayType;
 import com.viaversion.viaversion.api.type.types.ShortType;
@@ -178,6 +180,9 @@ public abstract class Type<T> implements ByteBufReader<T>, ByteBufWriter<T> {
     public static final ByteArrayType SIGNATURE_BYTES = new ByteArrayType(256);
     public static final ByteArrayType.OptionalByteArrayType OPTIONAL_SIGNATURE_BYTES = new ByteArrayType.OptionalByteArrayType(256);
 
+    public static final Type<RegistryEntry> REGISTRY_ENTRY = new RegistryEntryType();
+    public static final Type<RegistryEntry[]> REGISTRY_ENTRY_ARRAY = new ArrayType<>(REGISTRY_ENTRY);
+
     public static final Type<Item> ITEM1_8 = new ItemType1_8();
     public static final Type<Item> ITEM1_13 = new ItemType1_13();
     public static final Type<Item> ITEM1_13_2 = new ItemType1_13_2();

api/src/main/java/com/viaversion/viaversion/api/type/types/RegistryEntryType.java

@@ -0,0 +1,45 @@
+/*
+ * This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
+ * Copyright (C) 2016-2024 ViaVersion and contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.viaversion.viaversion.api.type.types;
+
+import com.viaversion.viaversion.api.minecraft.RegistryEntry;
+import com.viaversion.viaversion.api.type.Type;
+import io.netty.buffer.ByteBuf;
+
+public class RegistryEntryType extends Type<RegistryEntry> {
+
+    public RegistryEntryType() {
+        super(RegistryEntry.class);
+    }
+
+    @Override
+    public RegistryEntry read(final ByteBuf buffer) throws Exception {
+        return new RegistryEntry(Type.STRING.read(buffer), Type.TAG.read(buffer));
+    }
+
+    @Override
+    public void write(final ByteBuf buffer, final RegistryEntry entry) throws Exception {
+        Type.STRING.write(buffer, entry.key());
+        Type.TAG.write(buffer, entry.tag());
+    }
+}

common/src/main/java/com/viaversion/viaversion/data/entity/DimensionDataImpl.java

@@ -25,15 +25,18 @@ import com.viaversion.viaversion.api.data.entity.DimensionData;
 
 public final class DimensionDataImpl implements DimensionData {
 
+    private final int id;
     private final int minY;
     private final int height;
 
-    public DimensionDataImpl(final int minY, final int height) {
+    public DimensionDataImpl(final int id, final int minY, final int height) {
+        this.id = id;
         this.minY = minY;
         this.height = height;
     }
 
-    public DimensionDataImpl(final CompoundTag dimensionData) {
+    public DimensionDataImpl(final int id, final CompoundTag dimensionData) {
+        this.id = id;
         final Tag height = dimensionData.get("height");
         if (height instanceof IntTag) {
             this.height = ((NumberTag) height).asInt();
@@ -49,6 +52,11 @@ public final class DimensionDataImpl implements DimensionData {
         }
     }
 
+    @Override
+    public int id() {
+        return id;
+    }
+
     @Override
     public int minY() {
         return minY;

common/src/main/java/com/viaversion/viaversion/data/entity/EntityTrackerBase.java

@@ -26,6 +26,7 @@ import com.viaversion.viaversion.api.data.entity.EntityTracker;
 import com.viaversion.viaversion.api.data.entity.StoredEntityData;
 import com.viaversion.viaversion.api.data.entity.TrackedEntity;
 import com.viaversion.viaversion.api.minecraft.entities.EntityType;
+import com.viaversion.viaversion.util.Key;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import java.util.Collections;
 import java.util.Map;
@@ -171,7 +172,12 @@ public class EntityTrackerBase implements EntityTracker, ClientEntityIdChangeLis
 
     @Override
     public @Nullable DimensionData dimensionData(String dimension) {
-        return dimensions.get(dimension);
+        return dimensions.get(Key.stripMinecraftNamespace(dimension));
+    }
+
+    @Override
+    public @Nullable DimensionData dimensionData(int dimensionId) {
+        return dimensions.values().stream().filter(data -> data.id() == dimensionId).findFirst().orElse(null); // TODO Store as array as well
     }
 
     @Override

common/src/main/java/com/viaversion/viaversion/protocols/protocol1_19to1_18_2/packets/EntityPackets.java

@@ -21,6 +21,7 @@ import com.github.steveice10.opennbt.stringified.SNBT;
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import com.github.steveice10.opennbt.tag.builtin.IntTag;
 import com.github.steveice10.opennbt.tag.builtin.ListTag;
+import com.github.steveice10.opennbt.tag.builtin.NumberTag;
 import com.github.steveice10.opennbt.tag.builtin.Tag;
 import com.google.common.collect.Maps;
 import com.google.gson.JsonElement;
@@ -215,10 +216,11 @@ public final class EntityPackets extends EntityRewriter<ClientboundPackets1_18,
                     final Map<CompoundTag, String> dimensionsMap = new HashMap<>(dimensions.size());
                     for (final Tag dimension : dimensions) {
                         final CompoundTag dimensionCompound = (CompoundTag) dimension;
+                        final NumberTag idTag = dimensionCompound.get("id");
                         final CompoundTag element = dimensionCompound.get("element");
                         final String name = (String) dimensionCompound.get("name").getValue();
                         addMonsterSpawnData(element);
-                        dimensionDataMap.put(name, new DimensionDataImpl(element));
+                        dimensionDataMap.put(Key.stripMinecraftNamespace(name), new DimensionDataImpl(idTag.asInt(), element));
                         dimensionsMap.put(element.copy(), name);
                     }
                     tracker(wrapper.user()).setDimensions(dimensionDataMap);

common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/EntityPacketRewriter1_20_5.java

@@ -17,8 +17,16 @@
  */
 package com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.rewriter;
 
+import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
+import com.github.steveice10.opennbt.tag.builtin.ListTag;
+import com.github.steveice10.opennbt.tag.builtin.NumberTag;
+import com.github.steveice10.opennbt.tag.builtin.StringTag;
+import com.github.steveice10.opennbt.tag.builtin.Tag;
+import com.viaversion.viaversion.api.data.entity.DimensionData;
+import com.viaversion.viaversion.api.minecraft.RegistryEntry;
 import com.viaversion.viaversion.api.minecraft.entities.EntityType;
 import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_20_5;
+import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
 import com.viaversion.viaversion.api.protocol.packet.State;
 import com.viaversion.viaversion.api.protocol.remapper.PacketHandlers;
 import com.viaversion.viaversion.api.type.Type;
@@ -28,8 +36,10 @@ import com.viaversion.viaversion.protocols.protocol1_20_3to1_20_2.packet.Clientb
 import com.viaversion.viaversion.protocols.protocol1_20_3to1_20_2.packet.ClientboundPackets1_20_3;
 import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.Protocol1_20_5To1_20_3;
 import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.data.AttributeMappings;
+import com.viaversion.viaversion.protocols.protocol1_20_5to1_20_3.packet.ClientboundConfigurationPackets1_20_5;
 import com.viaversion.viaversion.rewriter.EntityRewriter;
 import com.viaversion.viaversion.util.Key;
+import java.util.Map;
 
 public final class EntityPacketRewriter1_20_5 extends EntityRewriter<ClientboundPackets1_20_3, Protocol1_20_5To1_20_3> {
 
@@ -46,9 +56,31 @@ public final class EntityPacketRewriter1_20_5 extends EntityRewriter<Clientbound
         protocol.registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_3.REGISTRY_DATA, new PacketHandlers() {
             @Override
             protected void register() {
-                map(Type.COMPOUND_TAG); // Registry data
+                handler(wrapper -> {
-                handler(configurationDimensionDataHandler()); // Caches dimensions to access data like height later
+                    final CompoundTag registryData = wrapper.read(Type.COMPOUND_TAG);
-                handler(configurationBiomeSizeTracker()); // Tracks the amount of biomes sent for chunk data
+                    cacheDimensionData(wrapper.user(), registryData);
+                    trackBiomeSize(wrapper.user(), registryData);
+
+                    for (final Map.Entry<String, Tag> entry : registryData.entrySet()) {
+                        final CompoundTag entryTag = (CompoundTag) entry.getValue();
+                        final StringTag typeTag = entryTag.get("type");
+                        final ListTag valueTag = entryTag.get("value");
+                        final RegistryEntry[] registryEntries = new RegistryEntry[valueTag.size()];
+                        for (final Tag tag : valueTag) {
+                            final CompoundTag compoundTag = (CompoundTag) tag;
+                            final StringTag nameTag = compoundTag.get("name");
+                            final int id = ((NumberTag) compoundTag.get("id")).asInt();
+                            registryEntries[id] = new RegistryEntry(nameTag.getValue(), compoundTag.get("element"));
+                        }
+
+                        final PacketWrapper registryPacket = wrapper.create(ClientboundConfigurationPackets1_20_5.REGISTRY_DATA);
+                        registryPacket.write(Type.STRING, typeTag.getValue());
+                        registryPacket.write(Type.REGISTRY_ENTRY_ARRAY, registryEntries);
+                        registryPacket.send(Protocol1_20_5To1_20_3.class);
+                    }
+
+                    wrapper.cancel();
+                });
             }
         });
 
@@ -64,7 +96,11 @@ public final class EntityPacketRewriter1_20_5 extends EntityRewriter<Clientbound
                 map(Type.BOOLEAN); // Reduced debug info
                 map(Type.BOOLEAN); // Show death screen
                 map(Type.BOOLEAN); // Limited crafting
-                map(Type.STRING); // Dimension key
+                handler(wrapper -> {
+                    final String dimensionKey = wrapper.read(Type.STRING);
+                    final DimensionData data = tracker(wrapper.user()).dimensionData(dimensionKey);
+                    wrapper.write(Type.VAR_INT, data.id());
+                });
                 map(Type.STRING); // World
                 map(Type.LONG); // Seed
                 map(Type.BYTE); // Gamemode
@@ -73,16 +109,20 @@ public final class EntityPacketRewriter1_20_5 extends EntityRewriter<Clientbound
                 map(Type.BOOLEAN); // Flat
                 map(Type.OPTIONAL_GLOBAL_POSITION); // Last death location
                 create(Type.BOOLEAN, false); // Enforces secure chat - moved from server data (which is unfortunately sent a while after this)
-                handler(worldDataTrackerHandlerByKey()); // Tracks world height and name for chunk data and entity (un)tracking
+                handler(worldDataTrackerHandlerByKey1_20_5(3)); // Tracks world height and name for chunk data and entity (un)tracking
             }
         });
 
         protocol.registerClientbound(ClientboundPackets1_20_3.RESPAWN, new PacketHandlers() {
             @Override
             public void register() {
-                map(Type.STRING); // Dimension
+                handler(wrapper -> {
+                    final String dimensionKey = wrapper.read(Type.STRING);
+                    final DimensionData data = tracker(wrapper.user()).dimensionData(dimensionKey);
+                    wrapper.write(Type.VAR_INT, data.id());
+                });
                 map(Type.STRING); // World
-                handler(worldDataTrackerHandlerByKey()); // Tracks world height and name for chunk data and entity (un)tracking
+                handler(worldDataTrackerHandlerByKey1_20_5(0)); // Tracks world height and name for chunk data and entity (un)tracking
             }
         });
 

common/src/main/java/com/viaversion/viaversion/rewriter/EntityRewriter.java

@@ -20,8 +20,8 @@ package com.viaversion.viaversion.rewriter;
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import com.github.steveice10.opennbt.tag.builtin.IntTag;
 import com.github.steveice10.opennbt.tag.builtin.ListTag;
+import com.github.steveice10.opennbt.tag.builtin.NumberTag;
 import com.github.steveice10.opennbt.tag.builtin.Tag;
-import com.google.common.base.Function;
 import com.google.common.base.Preconditions;
 import com.viaversion.viaversion.api.Via;
 import com.viaversion.viaversion.api.connection.UserConnection;
@@ -32,6 +32,7 @@ import com.viaversion.viaversion.api.data.entity.DimensionData;
 import com.viaversion.viaversion.api.data.entity.EntityTracker;
 import com.viaversion.viaversion.api.data.entity.TrackedEntity;
 import com.viaversion.viaversion.api.minecraft.Particle;
+import com.viaversion.viaversion.api.minecraft.RegistryEntry;
 import com.viaversion.viaversion.api.minecraft.entities.EntityType;
 import com.viaversion.viaversion.api.minecraft.item.Item;
 import com.viaversion.viaversion.api.minecraft.metadata.MetaType;
@@ -46,6 +47,7 @@ import com.viaversion.viaversion.data.entity.DimensionDataImpl;
 import com.viaversion.viaversion.rewriter.meta.MetaFilter;
 import com.viaversion.viaversion.rewriter.meta.MetaHandlerEvent;
 import com.viaversion.viaversion.rewriter.meta.MetaHandlerEventImpl;
+import com.viaversion.viaversion.util.Key;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.HashMap;
@@ -440,6 +442,29 @@ public abstract class EntityRewriter<C extends ClientboundPacketType, T extends
         };
     }
 
+    public PacketHandler worldDataTrackerHandlerByKey1_20_5(final int dimensionIdIndex) {
+        return wrapper -> {
+            EntityTracker tracker = tracker(wrapper.user());
+            int dimensionId = wrapper.get(Type.VAR_INT, dimensionIdIndex);
+            DimensionData dimensionData = tracker.dimensionData(dimensionId);
+            if (dimensionData == null) {
+                Via.getPlatform().getLogger().severe("Dimension data missing for dimension: " + dimensionId + ", falling back to overworld");
+                dimensionData = tracker.dimensionData("minecraft:overworld");
+                Preconditions.checkNotNull(dimensionData, "Overworld data missing");
+            }
+
+            tracker.setCurrentWorldSectionHeight(dimensionData.height() >> 4);
+            tracker.setCurrentMinY(dimensionData.minY());
+
+            String world = wrapper.get(Type.STRING, 0);
+            if (tracker.currentWorld() != null && !tracker.currentWorld().equals(world)) {
+                tracker.clearEntities();
+                tracker.trackClientEntity();
+            }
+            tracker.setCurrentWorld(world);
+        };
+    }
+
     public PacketHandler biomeSizeTracker() {
         return wrapper -> trackBiomeSize(wrapper.user(), wrapper.get(Type.NAMED_COMPOUND_TAG, 0));
     }
@@ -470,13 +495,32 @@ public abstract class EntityRewriter<C extends ClientboundPacketType, T extends
         final Map<String, DimensionData> dimensionDataMap = new HashMap<>(dimensions.size());
         for (final Tag dimension : dimensions) {
             final CompoundTag dimensionCompound = (CompoundTag) dimension;
+            final NumberTag idTag = dimensionCompound.get("id");
             final CompoundTag element = dimensionCompound.get("element");
             final String name = (String) dimensionCompound.get("name").getValue();
-            dimensionDataMap.put(name, new DimensionDataImpl(element));
+            dimensionDataMap.put(Key.stripMinecraftNamespace(name), new DimensionDataImpl(idTag.asInt(), element));
         }
         tracker(connection).setDimensions(dimensionDataMap);
     }
 
+    public PacketHandler registryDataHandler1_20_5() {
+        return wrapper -> {
+            final String registryKey = Key.stripMinecraftNamespace(wrapper.get(Type.STRING, 0));
+            if (registryKey.equals("worldgen/biome")) {
+                final RegistryEntry[] entries = wrapper.get(Type.REGISTRY_ENTRY_ARRAY, 0);
+                tracker(wrapper.user()).setBiomesSent(entries.length);
+            } else if (registryKey.equals("dimension_type")) {
+                final RegistryEntry[] entries = wrapper.get(Type.REGISTRY_ENTRY_ARRAY, 0);
+                final Map<String, DimensionData> dimensionDataMap = new HashMap<>(entries.length);
+                for (int i = 0; i < entries.length; i++) {
+                    final RegistryEntry entry = entries[i];
+                    dimensionDataMap.put(entry.key(), new DimensionDataImpl(i, (CompoundTag) entry.tag()));
+                }
+                tracker(wrapper.user()).setDimensions(dimensionDataMap);
+            }
+        };
+    }
+
     // ---------------------------------------------------------------------------
     // Sub 1.14.1 methods
 

gradle.properties

@@ -1,5 +1,5 @@
 # Project properties - we put these here so they can be modified without causing a recompile of the build scripts
-projectVersion=4.10.0-24w03b-SNAPSHOT
+projectVersion=4.10.0-24w04a-SNAPSHOT
 
 # Smile emoji
 mcVersions=1.20.4, 1.20.3, 1.20.2, 1.20.1, 1.20, 1.19.4, 1.19.3, 1.19.2, 1.19.1, 1.19, 1.18.2, 1.18.1, 1.18, 1.17.1, 1.17, 1.16.5, 1.16.4, 1.16.3, 1.16.2, 1.16.1, 1.16, 1.15.2, 1.15.1, 1.15, 1.14.4, 1.14.3, 1.14.2, 1.14.1, 1.14, 1.13.2, 1.13.1, 1.13, 1.12.2, 1.12.1, 1.12, 1.11.2, 1.11.1, 1.11, 1.10.2, 1.10.1, 1.10, 1.9.4, 1.9.3, 1.9.2, 1.9.1, 1.9, 1.8.9

template/src/main/java/com/viaversion/viaversion/template/protocols/rewriter/EntityPacketRewriter1_99.java

@@ -47,9 +47,9 @@ public final class EntityPacketRewriter1_99 extends EntityRewriter<ClientboundPa
         protocol.registerClientbound(State.CONFIGURATION, ClientboundConfigurationPackets1_20_3.REGISTRY_DATA, new PacketHandlers() {
             @Override
             protected void register() {
-                map(Type.COMPOUND_TAG); // Registry data
+                map(Type.STRING); // Registry
-                handler(configurationDimensionDataHandler()); // Caches dimensions to access data like height later
+                map(Type.REGISTRY_ENTRY_ARRAY); // Data
-                handler(configurationBiomeSizeTracker()); // Tracks the amount of biomes sent for chunk data
+                handler(registryDataHandler1_20_5()); // Caches dimensions to access data like height later and tracks the amount of biomes sent for chunk data
             }
         });
 
@@ -65,18 +65,18 @@ public final class EntityPacketRewriter1_99 extends EntityRewriter<ClientboundPa
                 map(Type.BOOLEAN); // Reduced debug info
                 map(Type.BOOLEAN); // Show death screen
                 map(Type.BOOLEAN); // Limited crafting
-                map(Type.STRING); // Dimension key
+                map(Type.VAR_INT); // Dimension id
                 map(Type.STRING); // World
-                handler(worldDataTrackerHandlerByKey()); // Tracks world height and name for chunk data and entity (un)tracking
+                handler(worldDataTrackerHandlerByKey1_20_5(3)); // Tracks world height and name for chunk data and entity (un)tracking
             }
         });
 
         protocol.registerClientbound(ClientboundPackets1_20_5.RESPAWN, new PacketHandlers() {
             @Override
             public void register() {
-                map(Type.STRING); // Dimension
+                map(Type.VAR_INT); // Dimension
                 map(Type.STRING); // World
-                handler(worldDataTrackerHandlerByKey()); // Tracks world height and name for chunk data and entity (un)tracking
+                handler(worldDataTrackerHandlerByKey1_20_5(0)); // Tracks world height and name for chunk data and entity (un)tracking
             }
         });
     }