282 lines
13 KiB
Java
282 lines
13 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2023 ViaVersion and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.viaversion.viaversion.protocols.protocol1_16to1_15_2.packets;
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import com.github.steveice10.opennbt.tag.builtin.*;
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import com.viaversion.viaversion.api.Via;
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import com.viaversion.viaversion.api.minecraft.WorldIdentifiers;
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import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_16;
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import com.viaversion.viaversion.api.protocol.remapper.PacketHandler;
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import com.viaversion.viaversion.api.protocol.remapper.PacketHandlers;
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import com.viaversion.viaversion.api.type.Type;
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import com.viaversion.viaversion.api.type.types.version.Types1_14;
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import com.viaversion.viaversion.api.type.types.version.Types1_16;
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import com.viaversion.viaversion.protocols.protocol1_15to1_14_4.ClientboundPackets1_15;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.ClientboundPackets1_16;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.Protocol1_16To1_15_2;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.ServerboundPackets1_16;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.metadata.MetadataRewriter1_16To1_15_2;
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import com.viaversion.viaversion.protocols.protocol1_16to1_15_2.storage.InventoryTracker1_16;
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import com.viaversion.viaversion.util.Key;
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import java.util.Arrays;
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import java.util.UUID;
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public class EntityPackets {
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private static final PacketHandler DIMENSION_HANDLER = wrapper -> {
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WorldIdentifiers map = Via.getConfig().get1_16WorldNamesMap();
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WorldIdentifiers userMap = wrapper.user().get(WorldIdentifiers.class);
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if (userMap != null) {
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map = userMap;
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}
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int dimension = wrapper.read(Type.INT);
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String dimensionName;
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String outputName;
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switch (dimension) {
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case -1:
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dimensionName = "minecraft:the_nether";
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outputName = map.nether();
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break;
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case 0:
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dimensionName = "minecraft:overworld";
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outputName = map.overworld();
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break;
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case 1:
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dimensionName = "minecraft:the_end";
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outputName = map.end();
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break;
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default:
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Via.getPlatform().getLogger().warning("Invalid dimension id: " + dimension);
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dimensionName = "minecraft:overworld";
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outputName = map.overworld();
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}
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wrapper.write(Type.STRING, dimensionName); // dimension
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wrapper.write(Type.STRING, outputName); // world
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};
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public static final CompoundTag DIMENSIONS_TAG = new CompoundTag();
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private static final String[] WORLD_NAMES = {"minecraft:overworld", "minecraft:the_nether", "minecraft:the_end"};
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static {
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ListTag list = new ListTag(CompoundTag.class);
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list.add(createOverworldEntry());
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list.add(createOverworldCavesEntry());
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list.add(createNetherEntry());
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list.add(createEndEntry());
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DIMENSIONS_TAG.put("dimension", list);
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}
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private static CompoundTag createOverworldEntry() {
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CompoundTag tag = new CompoundTag();
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tag.put("name", new StringTag("minecraft:overworld"));
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tag.put("has_ceiling", new ByteTag((byte) 0));
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addSharedOverwaldEntries(tag);
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return tag;
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}
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private static CompoundTag createOverworldCavesEntry() {
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CompoundTag tag = new CompoundTag();
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tag.put("name", new StringTag("minecraft:overworld_caves"));
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tag.put("has_ceiling", new ByteTag((byte) 1));
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addSharedOverwaldEntries(tag);
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return tag;
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}
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private static void addSharedOverwaldEntries(CompoundTag tag) {
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tag.put("piglin_safe", new ByteTag((byte) 0));
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tag.put("natural", new ByteTag((byte) 1));
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tag.put("ambient_light", new FloatTag(0));
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tag.put("infiniburn", new StringTag("minecraft:infiniburn_overworld"));
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tag.put("respawn_anchor_works", new ByteTag((byte) 0));
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tag.put("has_skylight", new ByteTag((byte) 1));
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tag.put("bed_works", new ByteTag((byte) 1));
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tag.put("has_raids", new ByteTag((byte) 1));
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tag.put("logical_height", new IntTag(256));
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tag.put("shrunk", new ByteTag((byte) 0));
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tag.put("ultrawarm", new ByteTag((byte) 0));
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}
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private static CompoundTag createNetherEntry() {
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CompoundTag tag = new CompoundTag();
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tag.put("piglin_safe", new ByteTag((byte) 1));
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tag.put("natural", new ByteTag((byte) 0));
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tag.put("ambient_light", new FloatTag(0.1F));
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tag.put("infiniburn", new StringTag("minecraft:infiniburn_nether"));
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tag.put("respawn_anchor_works", new ByteTag((byte) 1));
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tag.put("has_skylight", new ByteTag((byte) 0));
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tag.put("bed_works", new ByteTag((byte) 0));
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tag.put("fixed_time", new LongTag(18000));
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tag.put("has_raids", new ByteTag((byte) 0));
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tag.put("name", new StringTag("minecraft:the_nether"));
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tag.put("logical_height", new IntTag(128));
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tag.put("shrunk", new ByteTag((byte) 1));
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tag.put("ultrawarm", new ByteTag((byte) 1));
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tag.put("has_ceiling", new ByteTag((byte) 1));
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return tag;
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}
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private static CompoundTag createEndEntry() {
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CompoundTag tag = new CompoundTag();
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tag.put("piglin_safe", new ByteTag((byte) 0));
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tag.put("natural", new ByteTag((byte) 0));
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tag.put("ambient_light", new FloatTag(0));
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tag.put("infiniburn", new StringTag("minecraft:infiniburn_end"));
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tag.put("respawn_anchor_works", new ByteTag((byte) 0));
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tag.put("has_skylight", new ByteTag((byte) 0));
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tag.put("bed_works", new ByteTag((byte) 0));
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tag.put("fixed_time", new LongTag(6000));
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tag.put("has_raids", new ByteTag((byte) 1));
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tag.put("name", new StringTag("minecraft:the_end"));
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tag.put("logical_height", new IntTag(256));
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tag.put("shrunk", new ByteTag((byte) 0));
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tag.put("ultrawarm", new ByteTag((byte) 0));
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tag.put("has_ceiling", new ByteTag((byte) 0));
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return tag;
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}
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public static void register(Protocol1_16To1_15_2 protocol) {
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MetadataRewriter1_16To1_15_2 metadataRewriter = protocol.get(MetadataRewriter1_16To1_15_2.class);
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// Spawn lightning -> Spawn entity
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protocol.registerClientbound(ClientboundPackets1_15.SPAWN_GLOBAL_ENTITY, ClientboundPackets1_16.SPAWN_ENTITY, wrapper -> {
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int entityId = wrapper.passthrough(Type.VAR_INT);
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byte type = wrapper.read(Type.BYTE);
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if (type != 1) {
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// Cancel if not lightning/invalid id
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wrapper.cancel();
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return;
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}
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wrapper.user().getEntityTracker(Protocol1_16To1_15_2.class).addEntity(entityId, EntityTypes1_16.LIGHTNING_BOLT);
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wrapper.write(Type.UUID, UUID.randomUUID()); // uuid
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wrapper.write(Type.VAR_INT, EntityTypes1_16.LIGHTNING_BOLT.getId()); // entity type
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wrapper.passthrough(Type.DOUBLE); // x
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wrapper.passthrough(Type.DOUBLE); // y
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wrapper.passthrough(Type.DOUBLE); // z
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wrapper.write(Type.BYTE, (byte) 0); // yaw
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wrapper.write(Type.BYTE, (byte) 0); // pitch
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wrapper.write(Type.INT, 0); // data
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wrapper.write(Type.SHORT, (short) 0); // velocity
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wrapper.write(Type.SHORT, (short) 0); // velocity
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wrapper.write(Type.SHORT, (short) 0); // velocity
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});
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metadataRewriter.registerTrackerWithData(ClientboundPackets1_15.SPAWN_ENTITY, EntityTypes1_16.FALLING_BLOCK);
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metadataRewriter.registerTracker(ClientboundPackets1_15.SPAWN_MOB);
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metadataRewriter.registerTracker(ClientboundPackets1_15.SPAWN_PLAYER, EntityTypes1_16.PLAYER);
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metadataRewriter.registerMetadataRewriter(ClientboundPackets1_15.ENTITY_METADATA, Types1_14.METADATA_LIST, Types1_16.METADATA_LIST);
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metadataRewriter.registerRemoveEntities(ClientboundPackets1_15.DESTROY_ENTITIES);
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protocol.registerClientbound(ClientboundPackets1_15.RESPAWN, new PacketHandlers() {
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@Override
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public void register() {
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handler(DIMENSION_HANDLER);
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map(Type.LONG); // Seed
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map(Type.UNSIGNED_BYTE); // Gamemode
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handler(wrapper -> {
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wrapper.write(Type.BYTE, (byte) -1); // Previous gamemode, set to none
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String levelType = wrapper.read(Type.STRING);
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wrapper.write(Type.BOOLEAN, false); // debug
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wrapper.write(Type.BOOLEAN, levelType.equals("flat"));
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wrapper.write(Type.BOOLEAN, true); // keep all playerdata
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});
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}
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});
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protocol.registerClientbound(ClientboundPackets1_15.JOIN_GAME, new PacketHandlers() {
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@Override
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public void register() {
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map(Type.INT); // Entity ID
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map(Type.UNSIGNED_BYTE); // Gamemode
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handler(wrapper -> {
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wrapper.write(Type.BYTE, (byte) -1); // Previous gamemode, set to none
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wrapper.write(Type.STRING_ARRAY, Arrays.copyOf(WORLD_NAMES, WORLD_NAMES.length)); // World list - only used for command completion
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wrapper.write(Type.NAMED_COMPOUND_TAG, DIMENSIONS_TAG.copy()); // Dimension registry
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});
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handler(DIMENSION_HANDLER); // Dimension
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map(Type.LONG); // Seed
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map(Type.UNSIGNED_BYTE); // Max players
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handler(wrapper -> {
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wrapper.user().getEntityTracker(Protocol1_16To1_15_2.class).addEntity(wrapper.get(Type.INT, 0), EntityTypes1_16.PLAYER);
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final String type = wrapper.read(Type.STRING);// level type
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wrapper.passthrough(Type.VAR_INT); // View distance
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wrapper.passthrough(Type.BOOLEAN); // Reduced debug info
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wrapper.passthrough(Type.BOOLEAN); // Show death screen
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wrapper.write(Type.BOOLEAN, false); // Debug
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wrapper.write(Type.BOOLEAN, type.equals("flat"));
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});
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}
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});
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protocol.registerClientbound(ClientboundPackets1_15.ENTITY_PROPERTIES, wrapper -> {
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wrapper.passthrough(Type.VAR_INT);
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int size = wrapper.passthrough(Type.INT);
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int actualSize = size;
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for (int i = 0; i < size; i++) {
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// Attributes have been renamed and are now namespaced identifiers
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String key = wrapper.read(Type.STRING);
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String attributeIdentifier = protocol.getMappingData().getAttributeMappings().get(key);
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if (attributeIdentifier == null) {
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attributeIdentifier = Key.namespaced(key);
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if (!Key.isValid(attributeIdentifier)) {
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if (!Via.getConfig().isSuppressConversionWarnings()) {
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Via.getPlatform().getLogger().warning("Invalid attribute: " + key);
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}
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actualSize--;
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wrapper.read(Type.DOUBLE);
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int modifierSize = wrapper.read(Type.VAR_INT);
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for (int j = 0; j < modifierSize; j++) {
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wrapper.read(Type.UUID);
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wrapper.read(Type.DOUBLE);
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wrapper.read(Type.BYTE);
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}
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continue;
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}
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}
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wrapper.write(Type.STRING, attributeIdentifier);
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wrapper.passthrough(Type.DOUBLE);
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int modifierSize = wrapper.passthrough(Type.VAR_INT);
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for (int j = 0; j < modifierSize; j++) {
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wrapper.passthrough(Type.UUID);
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wrapper.passthrough(Type.DOUBLE);
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wrapper.passthrough(Type.BYTE);
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}
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}
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if (size != actualSize) {
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wrapper.set(Type.INT, 0, actualSize);
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}
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});
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protocol.registerServerbound(ServerboundPackets1_16.ANIMATION, wrapper -> {
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InventoryTracker1_16 inventoryTracker = wrapper.user().get(InventoryTracker1_16.class);
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// Don't send an arm swing if the player has an inventory opened.
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if (inventoryTracker.isInventoryOpen()) {
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wrapper.cancel();
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}
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});
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}
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}
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