优化性能结构/延迟加载
新增测试代码用于测试性能
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YHH
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import { Component } from '@esengine/ecs-framework';
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import { Vec3 } from 'cc';
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/**
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* AI组件 - 复杂的AI行为和状态管理
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*/
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export class AIComponent extends Component {
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/** AI状态 */
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public currentState: 'idle' | 'patrol' | 'chase' | 'attack' | 'flee' | 'dead' = 'idle';
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/** 目标ID（避免循环引用） */
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public targetId: number | null = null;
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/** AI伙伴ID列表（避免循环引用） */
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public allyIds: number[] = [];
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/** 敌人ID列表 */
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public enemyIds: number[] = [];
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/** 复杂的AI配置 */
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public config: {
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personality: {
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aggression: number; // 攻击性 0-1
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curiosity: number; // 好奇心 0-1
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loyalty: number; // 忠诚度 0-1
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intelligence: number; // 智力 0-1
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};
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capabilities: {
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sightRange: number;
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hearingRange: number;
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movementSpeed: number;
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attackDamage: number;
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health: number;
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};
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behaviorTree: {
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rootNode: BehaviorNode;
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blackboard: Map<string, any>;
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executionHistory: BehaviorExecution[];
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};
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memory: {
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lastSeenEnemyPosition: Vec3 | null;
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lastSeenEnemyTime: number;
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knownLocations: Array<{
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position: Vec3;
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type: 'safe' | 'danger' | 'resource' | 'patrol';
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confidence: number;
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lastVisited: number;
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}>;
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relationships: Map<number, {
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entityId: number;
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relationship: 'ally' | 'enemy' | 'neutral';
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trustLevel: number;
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lastInteraction: number;
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interactionHistory: Array<{
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type: 'friendly' | 'hostile' | 'neutral';
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timestamp: number;
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impact: number;
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}>;
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}>;
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};
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};
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/** 状态机 */
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public stateMachine: {
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states: Map<string, AIState>;
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transitions: Map<string, Array<{
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targetState: string;
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condition: () => boolean;
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priority: number;
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}>>;
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stateHistory: Array<{
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state: string;
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enterTime: number;
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exitTime: number;
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data: any;
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}>;
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};
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/** 感知系统 */
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public perception: {
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visibleEntities: Array<{
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entityId: number;
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position: Vec3;
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distance: number;
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angle: number;
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lastSeen: number;
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componentId?: number; // 使用组件ID避免循环引用
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}>;
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audibleSounds: Array<{
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source: Vec3;
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volume: number;
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type: string;
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timestamp: number;
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}>;
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tacticleInfo: Array<{
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entityId: number;
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contactPoint: Vec3;
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force: number;
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timestamp: number;
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}>;
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};
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constructor() {
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super();
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// 初始化AI配置
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this.config = {
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personality: {
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aggression: Math.random(),
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curiosity: Math.random(),
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loyalty: Math.random(),
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intelligence: Math.random()
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},
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capabilities: {
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sightRange: 100 + Math.random() * 100,
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hearingRange: 50 + Math.random() * 50,
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movementSpeed: 80 + Math.random() * 40,
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attackDamage: 10 + Math.random() * 20,
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health: 80 + Math.random() * 40
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},
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behaviorTree: {
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rootNode: new BehaviorNode('root'),
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blackboard: new Map(),
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executionHistory: []
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},
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memory: {
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lastSeenEnemyPosition: null,
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lastSeenEnemyTime: 0,
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knownLocations: [],
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relationships: new Map()
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}
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};
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// 初始化状态机
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this.stateMachine = {
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states: new Map(),
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transitions: new Map(),
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stateHistory: []
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};
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// 初始化感知系统
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this.perception = {
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visibleEntities: [],
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audibleSounds: [],
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tacticleInfo: []
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};
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this.initializeStateMachine();
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this.initializeBehaviorTree();
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}
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/**
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* 初始化状态机
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*/
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private initializeStateMachine(): void {
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// 添加基本状态
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this.stateMachine.states.set('idle', new AIState('idle', this));
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this.stateMachine.states.set('patrol', new AIState('patrol', this));
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this.stateMachine.states.set('chase', new AIState('chase', this));
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this.stateMachine.states.set('attack', new AIState('attack', this));
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this.stateMachine.states.set('flee', new AIState('flee', this));
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// 设置状态转换
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this.stateMachine.transitions.set('idle', [
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{ targetState: 'patrol', condition: () => Math.random() > 0.8, priority: 1 },
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{ targetState: 'chase', condition: () => this.perception.visibleEntities.length > 0, priority: 3 }
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]);
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this.stateMachine.transitions.set('patrol', [
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{ targetState: 'idle', condition: () => Math.random() > 0.9, priority: 1 },
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{ targetState: 'chase', condition: () => this.hasVisibleEnemies(), priority: 3 }
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]);
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}
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/**
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* 初始化行为树
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*/
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private initializeBehaviorTree(): void {
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const root = this.config.behaviorTree.rootNode;
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// 构建简单的行为树结构
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const selectorNode = new BehaviorNode('selector');
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const sequenceNode = new BehaviorNode('sequence');
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const conditionNode = new BehaviorNode('condition');
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const actionNode = new BehaviorNode('action');
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root.addChild(selectorNode);
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selectorNode.addChild(sequenceNode);
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sequenceNode.addChild(conditionNode);
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sequenceNode.addChild(actionNode);
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// 设置黑板数据
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this.config.behaviorTree.blackboard.set('lastPatrolPoint', new Vec3());
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this.config.behaviorTree.blackboard.set('alertLevel', 0);
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this.config.behaviorTree.blackboard.set('energy', 100);
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}
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/**
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* 添加盟友（避免循环引用）
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*/
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public addAlly(allyEntityId: number): void {
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if (!this.allyIds.includes(allyEntityId)) {
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this.allyIds.push(allyEntityId);
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// 更新关系记录
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this.config.memory.relationships.set(allyEntityId, {
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entityId: allyEntityId,
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relationship: 'ally',
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trustLevel: 0.8,
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lastInteraction: Date.now(),
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interactionHistory: []
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});
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}
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}
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/**
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* 设置目标（避免循环引用）
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*/
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public setTarget(targetEntityId: number): void {
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this.targetId = targetEntityId;
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// 不再需要双向引用
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}
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/**
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* 更新感知信息
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*/
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public updatePerception(deltaTime: number): void {
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// 清理过期的感知信息
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const currentTime = Date.now();
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this.perception.visibleEntities = this.perception.visibleEntities.filter(
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entity => currentTime - entity.lastSeen < 5000
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);
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this.perception.audibleSounds = this.perception.audibleSounds.filter(
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sound => currentTime - sound.timestamp < 2000
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);
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// 更新记忆中的位置信息
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this.config.memory.knownLocations.forEach(location => {
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location.confidence *= 0.999; // 随时间衰减可信度
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});
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}
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/**
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* 检查是否有可见敌人
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*/
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private hasVisibleEnemies(): boolean {
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return this.perception.visibleEntities.some(entity =>
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this.config.memory.relationships.get(entity.entityId)?.relationship === 'enemy'
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);
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}
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/**
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* 重置组件
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*/
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public reset(): void {
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// 清理ID数组（不再需要处理循环引用）
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this.allyIds = [];
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this.enemyIds = [];
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this.targetId = null;
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this.currentState = 'idle';
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this.config.behaviorTree.blackboard.clear();
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this.config.memory.relationships.clear();
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this.perception.visibleEntities = [];
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this.perception.audibleSounds = [];
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this.perception.tacticleInfo = [];
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}
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}
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/**
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* 行为树节点
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*/
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class BehaviorNode {
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public name: string;
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public children: BehaviorNode[] = [];
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public parent: BehaviorNode | null = null;
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public data: Map<string, any> = new Map();
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constructor(name: string) {
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this.name = name;
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}
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public addChild(child: BehaviorNode): void {
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this.children.push(child);
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child.parent = this;
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}
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}
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/**
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* 行为执行记录
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*/
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interface BehaviorExecution {
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nodeName: string;
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startTime: number;
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endTime: number;
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result: 'success' | 'failure' | 'running';
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data: any;
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}
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/**
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* AI状态
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*/
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class AIState {
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public name: string;
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public owner: AIComponent;
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public enterTime: number = 0;
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public data: Map<string, any> = new Map();
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constructor(name: string, owner: AIComponent) {
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this.name = name;
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this.owner = owner;
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}
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public enter(): void {
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this.enterTime = Date.now();
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}
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public exit(): void {
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// 记录状态历史
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this.owner.stateMachine.stateHistory.push({
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state: this.name,
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enterTime: this.enterTime,
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exitTime: Date.now(),
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data: Object.fromEntries(this.data)
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});
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}
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}
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