134 lines
4.1 KiB
Java
134 lines
4.1 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.data.entity;
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import com.google.common.base.Preconditions;
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import com.viaversion.viaversion.api.connection.UserConnection;
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import com.viaversion.viaversion.api.data.entity.EntityTracker;
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import com.viaversion.viaversion.api.data.entity.StoredEntityData;
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import com.viaversion.viaversion.api.minecraft.entities.EntityType;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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public class EntityTrackerBase implements EntityTracker {
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private final Map<Integer, EntityType> entityTypes = new ConcurrentHashMap<>();
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private final Map<Integer, StoredEntityData> entityData;
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private final UserConnection connection;
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private final EntityType playerType;
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private int clientEntityId = -1;
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private int currentWorldSectionHeight = 16;
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private int currentMinY;
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public EntityTrackerBase(UserConnection connection, @Nullable EntityType playerType) {
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this(connection, playerType, false);
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}
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public EntityTrackerBase(UserConnection connection, @Nullable EntityType playerType, boolean storesEntityData) {
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this.connection = connection;
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this.playerType = playerType;
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this.entityData = storesEntityData ? new ConcurrentHashMap<>() : null;
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}
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@Override
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public UserConnection user() {
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return connection;
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}
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@Override
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public void addEntity(int id, EntityType type) {
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entityTypes.put(id, type);
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}
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@Override
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public boolean hasEntity(int id) {
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return entityTypes.containsKey(id);
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}
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@Override
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public @Nullable EntityType entityType(int id) {
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return entityTypes.get(id);
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}
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@Override
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public StoredEntityData entityData(int id) {
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EntityType type = entityType(id);
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return entityData.computeIfAbsent(id, s -> new StoredEntityImpl(type));
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}
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@Override
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public @Nullable StoredEntityData entityDataIfPresent(int id) {
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return entityData.get(id);
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}
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@Override
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public void removeEntity(int id) {
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entityTypes.remove(id);
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if (entityData != null) {
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entityData.remove(id);
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}
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}
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@Override
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public int clientEntityId() {
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return clientEntityId;
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}
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@Override
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public void setClientEntityId(int clientEntityId) {
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Preconditions.checkNotNull(playerType);
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entityTypes.put(clientEntityId, playerType);
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if (entityData != null) {
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StoredEntityData data = entityData.remove(this.clientEntityId);
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if (data != null) {
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entityData.put(clientEntityId, data);
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}
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}
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this.clientEntityId = clientEntityId;
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}
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/**
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* @return amount of chunk sections of the current world (block height / 16)
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*/
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@Override
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public int currentWorldSectionHeight() {
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return currentWorldSectionHeight;
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}
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@Override
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public void setCurrentWorldSectionHeight(int currentWorldSectionHeight) {
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this.currentWorldSectionHeight = currentWorldSectionHeight;
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}
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/**
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* @return absolute minimum y coordinate of the current world
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*/
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@Override
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public int currentMinY() {
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return currentMinY;
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}
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@Override
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public void setCurrentMinY(int currentMinY) {
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this.currentMinY = currentMinY;
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}
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}
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