230 lines
10 KiB
Java
230 lines
10 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2024 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_14to1_13_2.metadata;
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import com.viaversion.viaversion.api.Via;
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import com.viaversion.viaversion.api.minecraft.VillagerData;
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import com.viaversion.viaversion.api.minecraft.entities.EntityType;
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import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_13;
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import com.viaversion.viaversion.api.minecraft.entities.EntityTypes1_14;
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import com.viaversion.viaversion.api.minecraft.item.DataItem;
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import com.viaversion.viaversion.api.minecraft.item.Item;
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import com.viaversion.viaversion.api.minecraft.metadata.Metadata;
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import com.viaversion.viaversion.api.protocol.packet.PacketWrapper;
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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.protocols.protocol1_13to1_12_2.ClientboundPackets1_13;
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import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.ClientboundPackets1_14;
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import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.Protocol1_14To1_13_2;
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import com.viaversion.viaversion.protocols.protocol1_14to1_13_2.storage.EntityTracker1_14;
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import com.viaversion.viaversion.rewriter.EntityRewriter;
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public class MetadataRewriter1_14To1_13_2 extends EntityRewriter<ClientboundPackets1_13, Protocol1_14To1_13_2> {
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public MetadataRewriter1_14To1_13_2(Protocol1_14To1_13_2 protocol) {
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super(protocol);
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mapTypes(EntityTypes1_13.EntityType.values(), EntityTypes1_14.class);
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mapEntityType(EntityTypes1_13.EntityType.OCELOT, EntityTypes1_14.CAT);
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}
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@Override
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protected void registerRewrites() {
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filter().mapMetaType(Types1_14.META_TYPES::byId);
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registerMetaTypeHandler(Types1_14.META_TYPES.itemType, Types1_14.META_TYPES.blockStateType, null, Types1_14.META_TYPES.particleType);
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filter().type(EntityTypes1_14.ENTITY).addIndex(6);
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filter().type(EntityTypes1_14.LIVINGENTITY).addIndex(12);
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filter().type(EntityTypes1_14.LIVINGENTITY).index(8).handler((event, meta) -> {
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float value = ((Number) meta.getValue()).floatValue();
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if (Float.isNaN(value) && Via.getConfig().is1_14HealthNaNFix()) {
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meta.setValue(1F);
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}
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});
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filter().type(EntityTypes1_14.ABSTRACT_INSENTIENT).index(13).handler((event, meta) -> {
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EntityTracker1_14 tracker = tracker(event.user());
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int entityId = event.entityId();
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tracker.setInsentientData(entityId, (byte) ((((Number) meta.getValue()).byteValue() & ~0x4)
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| (tracker.getInsentientData(entityId) & 0x4))); // New attacking metadata
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meta.setValue(tracker.getInsentientData(entityId));
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});
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filter().type(EntityTypes1_14.PLAYER).handler((event, meta) -> {
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EntityTracker1_14 tracker = tracker(event.user());
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int entityId = event.entityId();
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if (entityId != tracker.clientEntityId()) {
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if (meta.id() == 0) {
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byte flags = ((Number) meta.getValue()).byteValue();
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// Mojang overrides the client-side pose updater, see OtherPlayerEntity#updateSize
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tracker.setEntityFlags(entityId, flags);
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} else if (meta.id() == 7) {
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tracker.setRiptide(entityId, (((Number) meta.getValue()).byteValue() & 0x4) != 0);
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}
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if (meta.id() == 0 || meta.id() == 7) {
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event.createExtraMeta(new Metadata(6, Types1_14.META_TYPES.poseType, recalculatePlayerPose(entityId, tracker)));
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}
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}
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});
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filter().type(EntityTypes1_14.ZOMBIE).handler((event, meta) -> {
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if (meta.id() == 16) {
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EntityTracker1_14 tracker = tracker(event.user());
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int entityId = event.entityId();
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tracker.setInsentientData(entityId, (byte) ((tracker.getInsentientData(entityId) & ~0x4)
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| ((boolean) meta.getValue() ? 0x4 : 0))); // New attacking
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event.createExtraMeta(new Metadata(13, Types1_14.META_TYPES.byteType, tracker.getInsentientData(entityId)));
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event.cancel(); // "Are hands held up"
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} else if (meta.id() > 16) {
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meta.setId(meta.id() - 1);
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}
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});
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filter().type(EntityTypes1_14.MINECART_ABSTRACT).index(10).handler((event, meta) -> {
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int data = meta.value();
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meta.setValue(protocol.getMappingData().getNewBlockStateId(data));
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});
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filter().type(EntityTypes1_14.HORSE).index(18).handler((event, meta) -> {
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event.cancel();
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int armorType = meta.value();
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Item armorItem = null;
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if (armorType == 1) { //iron armor
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armorItem = new DataItem(protocol.getMappingData().getNewItemId(727), (byte) 1, (short) 0, null);
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} else if (armorType == 2) { //gold armor
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armorItem = new DataItem(protocol.getMappingData().getNewItemId(728), (byte) 1, (short) 0, null);
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} else if (armorType == 3) { //diamond armor
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armorItem = new DataItem(protocol.getMappingData().getNewItemId(729), (byte) 1, (short) 0, null);
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}
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PacketWrapper equipmentPacket = PacketWrapper.create(ClientboundPackets1_14.ENTITY_EQUIPMENT, null, event.user());
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equipmentPacket.write(Type.VAR_INT, event.entityId());
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equipmentPacket.write(Type.VAR_INT, 4);
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equipmentPacket.write(Type.ITEM1_13_2, armorItem);
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try {
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equipmentPacket.scheduleSend(Protocol1_14To1_13_2.class);
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} catch (final Exception e) {
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throw new RuntimeException(e);
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}
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});
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filter().type(EntityTypes1_14.VILLAGER).index(15).handler((event, meta) -> {
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meta.setTypeAndValue(Types1_14.META_TYPES.villagerDatatType, new VillagerData(2, getNewProfessionId(meta.value()), 0));
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});
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filter().type(EntityTypes1_14.ZOMBIE_VILLAGER).index(18).handler((event, meta) -> {
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meta.setTypeAndValue(Types1_14.META_TYPES.villagerDatatType, new VillagerData(2, getNewProfessionId(meta.value()), 0));
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});
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filter().type(EntityTypes1_14.ABSTRACT_ARROW).addIndex(9); // Piercing level added
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filter().type(EntityTypes1_14.FIREWORK_ROCKET).index(8).handler((event, meta) -> {
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});
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filter().type(EntityTypes1_14.HORSE).index(18).handler((event, meta) -> {
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meta.setMetaType(Types1_14.META_TYPES.optionalVarIntType);
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if (meta.getValue().equals(0)) {
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meta.setValue(null); // https://bugs.mojang.com/browse/MC-111480
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}
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});
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filter().type(EntityTypes1_14.ABSTRACT_SKELETON).index(14).handler((event, meta) -> {
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EntityTracker1_14 tracker = tracker(event.user());
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int entityId = event.entityId();
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tracker.setInsentientData(entityId, (byte) ((tracker.getInsentientData(entityId) & ~0x4)
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| ((boolean) meta.getValue() ? 0x4 : 0))); // New attacking
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event.createExtraMeta(new Metadata(13, Types1_14.META_TYPES.byteType, tracker.getInsentientData(entityId)));
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event.cancel(); // "Is swinging arms"
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});
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filter().type(EntityTypes1_14.ABSTRACT_ILLAGER_BASE).index(14).handler((event, meta) -> {
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EntityTracker1_14 tracker = tracker(event.user());
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int entityId = event.entityId();
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tracker.setInsentientData(entityId, (byte) ((tracker.getInsentientData(entityId) & ~0x4)
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| (((Number) meta.getValue()).byteValue() != 0 ? 0x4 : 0))); // New attacking
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event.createExtraMeta(new Metadata(13, Types1_14.META_TYPES.byteType, tracker.getInsentientData(entityId)));
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event.cancel(); // "Has target (aggressive state)"
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});
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filter().handler((event, meta) -> {
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EntityType type = event.entityType();
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if (type.is(EntityTypes1_14.WITCH) || type.is(EntityTypes1_14.RAVAGER) || type.isOrHasParent(EntityTypes1_14.ABSTRACT_ILLAGER_BASE)) {
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if (meta.id() >= 14) { // 19w13 added a new boolean (raid participant - is celebrating) with id 14
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meta.setId(meta.id() + 1);
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}
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}
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});
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}
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@Override
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public EntityType typeFromId(int type) {
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return EntityTypes1_14.getTypeFromId(type);
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}
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private static boolean isSneaking(byte flags) {
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return (flags & 0x2) != 0;
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}
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private static boolean isSwimming(byte flags) {
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return (flags & 0x10) != 0;
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}
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private static int getNewProfessionId(int old) {
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// profession -> career
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switch (old) {
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case 0: // farmer
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return 5;
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case 1: // librarian
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return 9;
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case 2: // priest
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return 4; // cleric
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case 3: // blacksmith
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return 1; // armorer
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case 4: // butcher
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return 2;
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case 5: // nitwit
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return 11;
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default:
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return 0; // none
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}
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}
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private static boolean isFallFlying(int entityFlags) {
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return (entityFlags & 0x80) != 0;
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}
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public static int recalculatePlayerPose(int entityId, EntityTracker1_14 tracker) {
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byte flags = tracker.getEntityFlags(entityId);
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// Mojang overrides the client-side pose updater, see OtherPlayerEntity#updateSize
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int pose = 0; // standing
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if (isFallFlying(flags)) {
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pose = 1;
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} else if (tracker.isSleeping(entityId)) {
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pose = 2;
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} else if (isSwimming(flags)) {
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pose = 3;
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} else if (tracker.isRiptide(entityId)) {
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pose = 4;
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} else if (isSneaking(flags)) {
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pose = 5;
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}
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return pose;
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}
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}
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