138 lines
6.5 KiB
Java
138 lines
6.5 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_16to1_15_2.packets;
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import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
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import com.github.steveice10.opennbt.tag.builtin.IntArrayTag;
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import com.github.steveice10.opennbt.tag.builtin.LongArrayTag;
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import com.github.steveice10.opennbt.tag.builtin.StringTag;
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import com.github.steveice10.opennbt.tag.builtin.Tag;
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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.remapper.PacketRemapper;
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import com.viaversion.viaversion.api.type.Type;
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import com.viaversion.viaversion.api.type.types.UUIDIntArrayType;
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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_15to1_14_4.types.Chunk1_15Type;
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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.types.Chunk1_16Type;
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import com.viaversion.viaversion.rewriter.BlockRewriter;
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import com.viaversion.viaversion.util.CompactArrayUtil;
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import java.util.Map;
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import java.util.UUID;
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public class WorldPackets {
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public static void register(Protocol1_16To1_15_2 protocol) {
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BlockRewriter blockRewriter = new BlockRewriter(protocol, Type.POSITION1_14);
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blockRewriter.registerBlockAction(ClientboundPackets1_15.BLOCK_ACTION);
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blockRewriter.registerBlockChange(ClientboundPackets1_15.BLOCK_CHANGE);
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blockRewriter.registerMultiBlockChange(ClientboundPackets1_15.MULTI_BLOCK_CHANGE);
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blockRewriter.registerAcknowledgePlayerDigging(ClientboundPackets1_15.ACKNOWLEDGE_PLAYER_DIGGING);
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protocol.registerClientbound(ClientboundPackets1_15.UPDATE_LIGHT, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.VAR_INT); // x
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map(Type.VAR_INT); // y
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handler(wrapper -> wrapper.write(Type.BOOLEAN, true)); // Take neighbour's light into account as well
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}
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});
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protocol.registerClientbound(ClientboundPackets1_15.CHUNK_DATA, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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Chunk chunk = wrapper.read(new Chunk1_15Type());
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wrapper.write(new Chunk1_16Type(), chunk);
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chunk.setIgnoreOldLightData(chunk.isFullChunk());
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for (int s = 0; s < chunk.getSections().length; s++) {
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ChunkSection section = chunk.getSections()[s];
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if (section == null) continue;
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for (int i = 0; i < section.getPaletteSize(); i++) {
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int old = section.getPaletteEntry(i);
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section.setPaletteEntry(i, protocol.getMappingData().getNewBlockStateId(old));
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}
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}
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CompoundTag heightMaps = chunk.getHeightMap();
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for (Tag heightMapTag : heightMaps.values()) {
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LongArrayTag heightMap = (LongArrayTag) heightMapTag;
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int[] heightMapData = new int[256];
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CompactArrayUtil.iterateCompactArray(9, heightMapData.length, heightMap.getValue(), (i, v) -> heightMapData[i] = v);
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heightMap.setValue(CompactArrayUtil.createCompactArrayWithPadding(9, heightMapData.length, i -> heightMapData[i]));
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}
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if (chunk.getBlockEntities() == null) return;
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for (CompoundTag blockEntity : chunk.getBlockEntities()) {
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handleBlockEntity(blockEntity);
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}
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});
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}
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});
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protocol.registerClientbound(ClientboundPackets1_15.BLOCK_ENTITY_DATA, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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Position position = wrapper.passthrough(Type.POSITION1_14);
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short action = wrapper.passthrough(Type.UNSIGNED_BYTE);
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CompoundTag tag = wrapper.passthrough(Type.NBT);
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handleBlockEntity(tag);
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});
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}
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});
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blockRewriter.registerEffect(ClientboundPackets1_15.EFFECT, 1010, 2001);
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}
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private static void handleBlockEntity(CompoundTag compoundTag) {
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StringTag idTag = compoundTag.get("id");
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if (idTag == null) return;
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String id = idTag.getValue();
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if (id.equals("minecraft:conduit")) {
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Tag targetUuidTag = compoundTag.remove("target_uuid");
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if (!(targetUuidTag instanceof StringTag)) return;
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// target_uuid -> Target
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UUID targetUuid = UUID.fromString((String) targetUuidTag.getValue());
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compoundTag.put("Target", new IntArrayTag(UUIDIntArrayType.uuidToIntArray(targetUuid)));
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} else if (id.equals("minecraft:skull") && compoundTag.get("Owner") instanceof CompoundTag) {
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CompoundTag ownerTag = compoundTag.remove("Owner");
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StringTag ownerUuidTag = ownerTag.remove("Id");
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if (ownerUuidTag != null) {
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UUID ownerUuid = UUID.fromString(ownerUuidTag.getValue());
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ownerTag.put("Id", new IntArrayTag(UUIDIntArrayType.uuidToIntArray(ownerUuid)));
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}
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// Owner -> SkullOwner
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CompoundTag skullOwnerTag = new CompoundTag();
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for (Map.Entry<String, Tag> entry : ownerTag.entrySet()) {
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skullOwnerTag.put(entry.getKey(), entry.getValue());
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}
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compoundTag.put("SkullOwner", skullOwnerTag);
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}
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}
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}
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