122 lines
6.0 KiB
Java
122 lines
6.0 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 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_20_2to1_20.handler;
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import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
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import com.viaversion.viaversion.api.minecraft.entities.Entity1_19_4Types;
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import com.viaversion.viaversion.api.minecraft.entities.EntityType;
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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_20;
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import com.viaversion.viaversion.protocols.protocol1_19_4to1_19_3.ClientboundPackets1_19_4;
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import com.viaversion.viaversion.protocols.protocol1_20_2to1_20.Protocol1_20_2To1_20;
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import com.viaversion.viaversion.rewriter.EntityRewriter;
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public final class EntityPacketHandler1_20_2 extends EntityRewriter<ClientboundPackets1_19_4, Protocol1_20_2To1_20> {
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public EntityPacketHandler1_20_2(final Protocol1_20_2To1_20 protocol) {
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super(protocol);
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}
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@Override
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public void registerPackets() {
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registerTrackerWithData1_19(ClientboundPackets1_19_4.SPAWN_ENTITY, Entity1_19_4Types.FALLING_BLOCK);
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registerMetadataRewriter(ClientboundPackets1_19_4.ENTITY_METADATA, Types1_20.METADATA_LIST);
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registerRemoveEntities(ClientboundPackets1_19_4.REMOVE_ENTITIES);
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protocol.registerClientbound(ClientboundPackets1_19_4.JOIN_GAME, new PacketHandlers() {
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@Override
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public void register() {
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handler(wrapper -> {
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// Just reorder written data, move dimension data to configuration phase
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wrapper.passthrough(Type.INT); // Entity id
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wrapper.passthrough(Type.BOOLEAN); // Hardcore
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final byte gamemode = wrapper.read(Type.UNSIGNED_BYTE).byteValue();
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final byte previousGamemode = wrapper.read(Type.BYTE);
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wrapper.passthrough(Type.STRING_ARRAY); // World List
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final CompoundTag dimensionRegistry = wrapper.read(Type.NBT); // TODO AAAAAAAAAAAAAAAAAAAAA
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final String dimensionType = wrapper.read(Type.STRING);
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final String world = wrapper.read(Type.STRING);
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final long seed = wrapper.read(Type.LONG);
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wrapper.passthrough(Type.VAR_INT); // Max players
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wrapper.passthrough(Type.VAR_INT); // View distance
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wrapper.passthrough(Type.VAR_INT); // Simulation 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.STRING, dimensionType);
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wrapper.write(Type.STRING, world);
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wrapper.write(Type.LONG, seed);
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wrapper.write(Type.BYTE, gamemode);
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wrapper.write(Type.BYTE, previousGamemode);
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wrapper.passthrough(Type.BOOLEAN); // Debug
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wrapper.passthrough(Type.BOOLEAN); // Flat
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wrapper.passthrough(Type.OPTIONAL_GLOBAL_POSITION); // Last death position
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wrapper.passthrough(Type.VAR_INT); // Portal cooldown
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});
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handler(dimensionDataHandler()); // Caches dimensions to access data like height later
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handler(biomeSizeTracker()); // Tracks the amount of biomes sent for chunk data
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handler(worldDataTrackerHandlerByKey()); // Tracks world height and name for chunk data and entity (un)tracking
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}
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});
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protocol.registerClientbound(ClientboundPackets1_19_4.RESPAWN, new PacketHandlers() {
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@Override
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public void register() {
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handler(wrapper -> {
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wrapper.passthrough(Type.STRING); // Dimension type
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wrapper.passthrough(Type.STRING); // World
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wrapper.passthrough(Type.LONG); // Seed
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wrapper.passthrough(Type.BYTE); // Gamemode
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wrapper.passthrough(Type.BYTE); // Previous gamemode
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wrapper.passthrough(Type.BOOLEAN); // Debug
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wrapper.passthrough(Type.BOOLEAN); // Flat
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// Move this to the end
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final byte dataToKeep = wrapper.read(Type.BYTE);
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wrapper.passthrough(Type.OPTIONAL_GLOBAL_POSITION); // Last death position
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wrapper.passthrough(Type.VAR_INT); // Portal cooldown
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wrapper.write(Type.BYTE, dataToKeep);
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});
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handler(worldDataTrackerHandlerByKey()); // Tracks world height and name for chunk data and entity (un)tracking
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}
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});
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}
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@Override
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protected void registerRewrites() {
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registerMetaTypeHandler(Types1_20.META_TYPES.itemType, Types1_20.META_TYPES.blockStateType, Types1_20.META_TYPES.optionalBlockStateType, Types1_20.META_TYPES.particleType);
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filter().filterFamily(Entity1_19_4Types.MINECART_ABSTRACT).index(11).handler((event, meta) -> {
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final int blockState = meta.value();
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meta.setValue(protocol.getMappingData().getNewBlockStateId(blockState));
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});
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}
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@Override
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public EntityType typeFromId(final int type) {
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return Entity1_19_4Types.getTypeFromId(type);
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}
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} |