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系统避免在同一帧内进行多次query操作

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This commit is contained in:
YHH
2025-09-26 09:45:22 +08:00
parent 457eef585e
commit 9603c6423b
1 changed files with 11 additions and 12 deletions
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23
packages/core/src/ECS/Systems/EntitySystem.ts
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@@ -49,12 +49,13 @@ export abstract class EntitySystem implements ISystemBase {
private _matcher: Matcher;
private _trackedEntities: Set<Entity> = new Set();
private _eventListeners: EventListenerRecord[] = [];
private _frameEntities: Entity[] | null = null;
/**
* 获取系统处理的实体列表（动态查询）
* 获取系统处理的实体列表
*/
public get entities(): readonly Entity[] {
return this.queryEntities();
return this._frameEntities || [];
}
/**
@@ -381,8 +382,6 @@ export abstract class EntitySystem implements ISystemBase {
/**
* 更新系统
*
* 在每帧调用，处理系统的主要逻辑。
*/
public update(): void {
if (!this._enabled || !this.onCheckProcessing()) {
@@ -394,11 +393,11 @@ export abstract class EntitySystem implements ISystemBase {
try {
this.onBegin();
// 动态查询实体并处理
const entities = this.queryEntities();
entityCount = entities.length;
// 查询实体并存储到帧缓存中
this._frameEntities = this.queryEntities();
entityCount = this._frameEntities.length;
this.process(entities);
this.process(this._frameEntities);
} finally {
this._performanceMonitor.endMonitoring(this._systemName, startTime, entityCount);
}
@@ -406,8 +405,6 @@ export abstract class EntitySystem implements ISystemBase {
/**
* 后期更新系统
*
* 在所有系统的update方法执行完毕后调用。
*/
public lateUpdate(): void {
if (!this._enabled || !this.onCheckProcessing()) {
@@ -418,13 +415,15 @@ export abstract class EntitySystem implements ISystemBase {
let entityCount = 0;
try {
// 动态查询实体并处理
const entities = this.queryEntities();
// 使用缓存的实体列表，避免重复查询
const entities = this._frameEntities || [];
entityCount = entities.length;
this.lateProcess(entities);
this.onEnd();
} finally {
this._performanceMonitor.endMonitoring(`${this._systemName}_Late`, startTime, entityCount);
// 清理帧缓存
this._frameEntities = null;
}
}