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新增hashSet

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This commit is contained in:
yhh
2020-11-27 11:07:43 +08:00
parent 6113fd9986
commit bac1ce5b7a
11 changed files with 697 additions and 122 deletions
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32
source/src/Physics/ColliderTriggerHelper.ts
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@@ -5,9 +5,9 @@ module es {
export class ColliderTriggerHelper {
private _entity: Entity;
/** 存储当前帧中发生的所有活动交点对 */
private _activeTriggerIntersections: Set<Pair<Collider>> = new Set();
private _activeTriggerIntersections: HashSet<Pair<Collider>> = new HashSet<Pair<Collider>>();
/** 存储前一帧的交点对，这样我们就可以在移动这一帧后检测到退出 */
private _previousTriggerIntersections: Set<Pair<Collider>> = new Set();
private _previousTriggerIntersections: HashSet<Pair<Collider>> = new HashSet<Pair<Collider>>();
private _tempTriggerList: ITriggerListener[] = [];
constructor(entity: Entity) {
@@ -36,8 +36,8 @@ module es {
let pair = new Pair<Collider>(collider, neighbor);
// 如果我们的某一个集合中已经有了这个对子（前一个或当前的触发交叉点），就不要调用输入事件了
let shouldReportTriggerEvent = !this._activeTriggerIntersections.has(pair) &&
!this._previousTriggerIntersections.has(pair);
let shouldReportTriggerEvent = !this._activeTriggerIntersections.contains(pair) &&
!this._previousTriggerIntersections.contains(pair);
if (shouldReportTriggerEvent)
this.notifyTriggerListeners(pair, true);
@@ -54,39 +54,21 @@ module es {
private checkForExitedColliders() {
// 删除所有与此帧交互的触发器，留下我们退出的触发器
this.excepthWith(this._previousTriggerIntersections, this._activeTriggerIntersections);
this._previousTriggerIntersections.exceptWith(this._activeTriggerIntersections.toArray());
for (let i = 0; i < this._previousTriggerIntersections.size; i++) {
for (let i = 0; i < this._previousTriggerIntersections.getCount(); i++) {
this.notifyTriggerListeners(this._previousTriggerIntersections[i], false)
}
this._previousTriggerIntersections.clear();
// 添加所有当前激活的触发器
this.unionWith(this._previousTriggerIntersections, this._activeTriggerIntersections);
this._previousTriggerIntersections.unionWith(this._activeTriggerIntersections.toArray());
// 清空活动集，为下一帧做准备
this._activeTriggerIntersections.clear();
}
private excepthWith(previous: Set<Pair<Collider>>, active: Set<Pair<Collider>>){
for (let i = 0; i < previous.size; i ++){
let previousDATA: Pair<Collider> = previous[i];
for (let j = 0; j < active.size; j ++){
let activeDATA: Pair<Collider> = active[j];
if (activeDATA.equals(previousDATA))
previous.delete(previousDATA);
}
}
}
private unionWith(previous: Set<Pair<Collider>>, active: Set<Pair<Collider>>) {
for (let i = 0; i < this._activeTriggerIntersections.size; i ++) {
if (!this._previousTriggerIntersections.has(this._activeTriggerIntersections[i]))
this._previousTriggerIntersections.add(this._activeTriggerIntersections[i]);
}
}
private notifyTriggerListeners(collisionPair: Pair<Collider>, isEntering: boolean) {
TriggerListenerHelper.getITriggerListener(collisionPair.first.entity, this._tempTriggerList);
for (let i = 0; i < this._tempTriggerList.length; i++) {