206 lines
8.4 KiB
Java
206 lines
8.4 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2021 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_10to1_9_3;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.minecraft.metadata.Metadata;
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import com.viaversion.viaversion.api.protocol.AbstractProtocol;
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import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
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import com.viaversion.viaversion.api.protocol.packet.State;
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import com.viaversion.viaversion.api.protocol.remapper.PacketHandler;
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import com.viaversion.viaversion.api.protocol.remapper.PacketRemapper;
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import com.viaversion.viaversion.api.protocol.remapper.ValueTransformer;
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import com.viaversion.viaversion.api.rewriter.ItemRewriter;
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import com.viaversion.viaversion.api.type.Type;
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import com.viaversion.viaversion.api.type.types.version.Types1_9;
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import com.viaversion.viaversion.protocols.protocol1_10to1_9_3.packets.InventoryPackets;
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import com.viaversion.viaversion.protocols.protocol1_10to1_9_3.storage.ResourcePackTracker;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.ClientboundPackets1_9_3;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.ServerboundPackets1_9_3;
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import java.util.List;
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import java.util.concurrent.CopyOnWriteArrayList;
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public class Protocol1_10To1_9_3_4 extends AbstractProtocol<ClientboundPackets1_9_3, ClientboundPackets1_9_3, ServerboundPackets1_9_3, ServerboundPackets1_9_3> {
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public static final ValueTransformer<Short, Float> TO_NEW_PITCH = new ValueTransformer<Short, Float>(Type.FLOAT) {
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@Override
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public Float transform(PacketWrapper wrapper, Short inputValue) throws Exception {
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return inputValue / 63.0F;
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}
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};
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public static final ValueTransformer<List<Metadata>, List<Metadata>> TRANSFORM_METADATA = new ValueTransformer<List<Metadata>, List<Metadata>>(Types1_9.METADATA_LIST) {
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@Override
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public List<Metadata> transform(PacketWrapper wrapper, List<Metadata> inputValue) throws Exception {
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List<Metadata> metaList = new CopyOnWriteArrayList<>(inputValue);
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for (Metadata m : metaList) {
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if (m.id() >= 5)
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m.setId(m.id() + 1);
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}
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return metaList;
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}
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};
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private final ItemRewriter itemRewriter = new InventoryPackets(this);
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public Protocol1_10To1_9_3_4() {
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super(ClientboundPackets1_9_3.class, ClientboundPackets1_9_3.class, ServerboundPackets1_9_3.class, ServerboundPackets1_9_3.class);
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}
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@Override
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protected void registerPackets() {
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itemRewriter.register();
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// Named sound effect
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registerClientbound(State.PLAY, 0x19, 0x19, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.STRING); // 0 - Sound name
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map(Type.VAR_INT); // 1 - Sound Category
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map(Type.INT); // 2 - x
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map(Type.INT); // 3 - y
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map(Type.INT); // 4 - z
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map(Type.FLOAT); // 5 - Volume
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map(Type.UNSIGNED_BYTE, TO_NEW_PITCH); // 6 - Pitch
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}
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});
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// Sound effect
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registerClientbound(State.PLAY, 0x46, 0x46, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.VAR_INT); // 0 - Sound name
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map(Type.VAR_INT); // 1 - Sound Category
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map(Type.INT); // 2 - x
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map(Type.INT); // 3 - y
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map(Type.INT); // 4 - z
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map(Type.FLOAT); // 5 - Volume
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map(Type.UNSIGNED_BYTE, TO_NEW_PITCH); // 6 - Pitch
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handler(new PacketHandler() {
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@Override
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public void handle(PacketWrapper wrapper) throws Exception {
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int id = wrapper.get(Type.VAR_INT, 0);
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wrapper.set(Type.VAR_INT, 0, getNewSoundId(id));
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}
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});
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}
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});
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// Metadata packet
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registerClientbound(State.PLAY, 0x39, 0x39, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.VAR_INT); // 0 - Entity ID
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map(Types1_9.METADATA_LIST, TRANSFORM_METADATA); // 1 - Metadata list
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}
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});
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// Spawn Mob
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registerClientbound(State.PLAY, 0x03, 0x03, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.VAR_INT); // 0 - Entity id
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map(Type.UUID); // 1 - UUID
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map(Type.UNSIGNED_BYTE); // 2 - Entity Type
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map(Type.DOUBLE); // 3 - X
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map(Type.DOUBLE); // 4 - Y
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map(Type.DOUBLE); // 5 - Z
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map(Type.BYTE); // 6 - Yaw
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map(Type.BYTE); // 7 - Pitch
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map(Type.BYTE); // 8 - Head Pitch
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map(Type.SHORT); // 9 - Velocity X
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map(Type.SHORT); // 10 - Velocity Y
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map(Type.SHORT); // 11 - Velocity Z
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map(Types1_9.METADATA_LIST, TRANSFORM_METADATA); // 12 - Metadata
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}
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});
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// Spawn Player
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registerClientbound(State.PLAY, 0x05, 0x05, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.VAR_INT); // 0 - Entity ID
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map(Type.UUID); // 1 - Player UUID
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map(Type.DOUBLE); // 2 - X
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map(Type.DOUBLE); // 3 - Y
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map(Type.DOUBLE); // 4 - Z
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map(Type.BYTE); // 5 - Yaw
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map(Type.BYTE); // 6 - Pitch
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map(Types1_9.METADATA_LIST, TRANSFORM_METADATA); // 7 - Metadata list
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}
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});
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// Packet Send ResourcePack
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registerClientbound(State.PLAY, 0x32, 0x32, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.STRING); // 0 - URL
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map(Type.STRING); // 1 - Hash
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handler(new PacketHandler() {
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@Override
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public void handle(PacketWrapper wrapper) throws Exception {
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ResourcePackTracker tracker = wrapper.user().get(ResourcePackTracker.class);
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tracker.setLastHash(wrapper.get(Type.STRING, 1)); // Store the hash for resourcepack status
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}
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});
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}
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});
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// Packet ResourcePack status
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registerServerbound(State.PLAY, 0x16, 0x16, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(new PacketHandler() {
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@Override
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public void handle(PacketWrapper wrapper) throws Exception {
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ResourcePackTracker tracker = wrapper.user().get(ResourcePackTracker.class);
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wrapper.write(Type.STRING, tracker.getLastHash());
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wrapper.write(Type.VAR_INT, wrapper.read(Type.VAR_INT));
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}
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});
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}
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});
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}
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public int getNewSoundId(int id) { //TODO Make it better, suggestions are welcome. It's ugly and hardcoded now.
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int newId = id;
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if (id >= 24) //Blame the enchantment table sound
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newId += 1;
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if (id >= 248) //Blame the husk
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newId += 4;
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if (id >= 296) //Blame the polar bear
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newId += 6;
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if (id >= 354) //Blame the stray
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newId += 4;
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if (id >= 372) //Blame the wither skeleton
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newId += 4;
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return newId;
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}
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@Override
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public void init(UserConnection userConnection) {
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userConnection.put(new ResourcePackTracker());
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}
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@Override
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public ItemRewriter getItemRewriter() {
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return itemRewriter;
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}
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}
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