185 lines
8.2 KiB
Java
185 lines
8.2 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_9_3to1_9_1_2;
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import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
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import com.github.steveice10.opennbt.tag.builtin.IntTag;
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import com.github.steveice10.opennbt.tag.builtin.StringTag;
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import com.google.gson.JsonElement;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.minecraft.Position;
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import com.viaversion.viaversion.api.minecraft.chunks.Chunk;
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import com.viaversion.viaversion.api.minecraft.chunks.ChunkSection;
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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.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.type.Type;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.chunks.FakeTileEntity;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld;
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import com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.types.Chunk1_9_1_2Type;
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import com.viaversion.viaversion.protocols.protocol1_9to1_8.ClientboundPackets1_9;
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import com.viaversion.viaversion.protocols.protocol1_9to1_8.ServerboundPackets1_9;
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import java.util.List;
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public class Protocol1_9_3To1_9_1_2 extends AbstractProtocol<ClientboundPackets1_9, ClientboundPackets1_9_3, ServerboundPackets1_9, ServerboundPackets1_9_3> {
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public static final ValueTransformer<Short, Short> ADJUST_PITCH = new ValueTransformer<Short, Short>(Type.UNSIGNED_BYTE, Type.UNSIGNED_BYTE) {
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@Override
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public Short transform(PacketWrapper wrapper, Short inputValue) throws Exception {
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return (short) Math.round(inputValue / 63.5F * 63.0F);
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}
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};
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public Protocol1_9_3To1_9_1_2() {
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super(ClientboundPackets1_9.class, ClientboundPackets1_9_3.class, ServerboundPackets1_9.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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// Sign update packet
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registerOutgoing(ClientboundPackets1_9.UPDATE_SIGN, null, 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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//read data
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Position position = wrapper.read(Type.POSITION);
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JsonElement[] lines = new JsonElement[4];
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for (int i = 0; i < 4; i++) {
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lines[i] = wrapper.read(Type.COMPONENT);
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}
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wrapper.clearInputBuffer();
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//write data
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wrapper.setId(0x09); //Update block entity
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wrapper.write(Type.POSITION, position); //Block location
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wrapper.write(Type.UNSIGNED_BYTE, (short) 9); //Action type (9 update sign)
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//Create nbt
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CompoundTag tag = new CompoundTag();
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tag.put("id", new StringTag("Sign"));
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tag.put("x", new IntTag(position.getX()));
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tag.put("y", new IntTag(position.getY()));
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tag.put("z", new IntTag(position.getZ()));
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for (int i = 0; i < lines.length; i++) {
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tag.put("Text" + (i + 1), new StringTag(lines[i].toString()));
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}
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wrapper.write(Type.NBT, tag);
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}
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});
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}
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});
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registerOutgoing(ClientboundPackets1_9.CHUNK_DATA, 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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ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
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Chunk1_9_1_2Type type = new Chunk1_9_1_2Type(clientWorld);
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Chunk chunk = wrapper.passthrough(type);
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List<CompoundTag> tags = chunk.getBlockEntities();
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for (int i = 0; i < chunk.getSections().length; i++) {
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ChunkSection section = chunk.getSections()[i];
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if (section == null)
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continue;
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for (int y = 0; y < 16; y++) {
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for (int z = 0; z < 16; z++) {
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for (int x = 0; x < 16; x++) {
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int block = section.getBlockId(x, y, z);
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if (FakeTileEntity.hasBlock(block)) {
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tags.add(FakeTileEntity.getFromBlock(x + (chunk.getX() << 4), y + (i << 4), z + (chunk.getZ() << 4), block));
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}
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}
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}
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}
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}
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// Send (for clients on this version)
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wrapper.write(Type.NBT_ARRAY, chunk.getBlockEntities().toArray(new CompoundTag[0]));
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}
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});
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}
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});
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registerOutgoing(ClientboundPackets1_9.JOIN_GAME, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.INT); // 0 - Entity ID
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map(Type.UNSIGNED_BYTE); // 1 - Gamemode
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map(Type.INT); // 2 - Dimension
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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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ClientWorld clientChunks = wrapper.user().get(ClientWorld.class);
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int dimensionId = wrapper.get(Type.INT, 1);
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clientChunks.setEnvironment(dimensionId);
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}
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});
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}
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});
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registerOutgoing(ClientboundPackets1_9.RESPAWN, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.INT); // 0 - Dimension ID
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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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ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
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int dimensionId = wrapper.get(Type.INT, 0);
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clientWorld.setEnvironment(dimensionId);
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}
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});
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}
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});
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// Sound effect
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registerOutgoing(ClientboundPackets1_9.SOUND, 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(ADJUST_PITCH); // 6 - Pitch
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}
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});
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}
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@Override
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public void init(UserConnection user) {
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if (!user.has(ClientWorld.class)) {
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user.put(new ClientWorld(user));
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}
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}
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}
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