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取消entitylist双缓冲区 使用分帧优化大数量实体时卡顿问题

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This commit is contained in:
yhh
2020-10-09 16:59:34 +08:00
parent 74fcfd7778
commit 0e7b0bc45c
9 changed files with 143 additions and 116 deletions
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77
source/src/ECS/Utils/EntityList.ts
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@@ -22,10 +22,11 @@ module es {
*/
public _entityDict: Map<number, Entity[]> = new Map<number, Entity[]>();
public _unsortedTags: number[] = [];
/**
* 在updateLists中用于双缓冲区，以便可以在其他地方修改原始列表
*/
public _tempEntityList: Entity[] = [];
public _addToSceneEntityList: Entity[] = [];
/** 是否使用分帧处理 */
public frameAllocate: boolean = false;
/** 每帧最大处理数量 */
public maxAllocate: number = 10;
constructor(scene: Scene) {
this.scene = scene;
@@ -103,7 +104,8 @@ module es {
* @param entity
*/
public contains(entity: Entity): boolean {
return this._entities.contains(entity) || this._entitiesToAdded.contains(entity);
return this._entities.findIndex(e => e.id == entity.id) != -1 ||
this._entitiesToAdded.findIndex(e => e.id == entity.id) != -1;
}
public getTagList(tag: number) {
@@ -113,14 +115,15 @@ module es {
this._entityDict.set(tag, list);
}
return this._entityDict.get(tag);
return list;
}
public addToTagList(entity: Entity) {
let list = this.getTagList(entity.tag);
if (!list.contains(entity)) {
if (list.findIndex(e => e.id == entity.id) == -1) {
list.push(entity);
this._unsortedTags.push(entity.tag);
if (!this._unsortedTags.contains(entity.tag))
this._unsortedTags.push(entity.tag);
}
}
@@ -141,10 +144,7 @@ module es {
public updateLists() {
if (this._entitiesToRemove.length > 0) {
let temp = this._entitiesToRemove;
this._entitiesToRemove = this._tempEntityList;
this._tempEntityList = temp;
for (const entity of this._tempEntityList) {
for (const entity of this._entitiesToRemove) {
this.removeFromTagList(entity);
this._entities.remove(entity);
@@ -154,30 +154,30 @@ module es {
this.scene.entityProcessors.onEntityRemoved(entity);
}
this._tempEntityList.length = 0;
this._entitiesToRemove.length = 0;
}
// 现在所有实体都被添加到场景中，我们再次循环并调用onAddedToScene
while (this._addToSceneEntityList.length > 0){
let entity = this._addToSceneEntityList.shift();
entity.onAddedToScene();
}
if (this._entitiesToAdded.length > 0) {
let temp = this._entitiesToAdded;
this._entitiesToAdded = this._tempEntityList;
this._tempEntityList = temp;
for (const entity of this._tempEntityList) {
if (!this._entities.contains(entity)) {
this._entities.push(entity);
entity.scene = this.scene;
this.addToTagList(entity);
this.scene.entityProcessors.onEntityAdded(entity)
if (this.frameAllocate && this._entitiesToAdded.length > this.maxAllocate){
// 启用分帧处理
for (let i = 0; i < this.maxAllocate; i ++){
this.perEntityAddToScene();
}
}
// 现在所有实体都被添加到场景中，我们再次循环并调用onAddedToScene
for (const entity of this._tempEntityList) {
entity.onAddedToScene();
if (this._entitiesToAdded.length == 0) this._isEntityListUnsorted = true;
}else{
while (this._entitiesToAdded.length > 0){
this.perEntityAddToScene();
}
this._isEntityListUnsorted = true;
}
this._tempEntityList.length = 0;
this._isEntityListUnsorted = true;
}
if (this._isEntityListUnsorted) {
@@ -187,7 +187,7 @@ module es {
this._isEntityListUnsorted = false;
}
if (this._unsortedTags.length > 0) {
if (this._addToSceneEntityList.length == 0 && this._unsortedTags.length > 0) {
for (const tag of this._unsortedTags) {
this._entityDict.get(tag).sort((a, b) => {
return a.compareTo(b);
@@ -198,6 +198,21 @@ module es {
}
}
/** 每次添加一个实体到场景 */
private perEntityAddToScene(){
let entity = this._entitiesToAdded.shift();
this._addToSceneEntityList.push(entity);
if (this._entities.findIndex(e => e.id == entity.id) == -1) {
this._entities.push(entity);
entity.scene = this.scene;
this.addToTagList(entity);
this.scene.entityProcessors.onEntityAdded(entity);
}
}
/**
* 返回找到的第一个实体的名称。如果没有找到，则返回null。
* @param name