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TriggerEventOncePerObject.cs
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TriggerEventOncePerObject.cs
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// License: Attribution 4.0 International (CC BY 4.0)
/*--- __ECO__ __PLAYMAKER__ __ACTION__ ---*/
// Keywords: trigger once event
using System;
using System.Collections.Generic;
using UnityEngine;
namespace HutongGames.PlayMaker.Actions
{
[ActionCategory(ActionCategory.Physics)]
[Tooltip("The same functionality as Trigger Event except a specific game object will only register as a trigger event once. ")]
public class TriggerEventOncePerObject : FsmStateAction
{
// Might add ignore functionality from trigger event ignore action later
//[Tooltip("The gameobject you want the trigger to ignore.")]
//public FsmOwnerDefault ignoreThis;
//public FsmBool ignoreGameObject;
public TriggerType trigger;
[UIHint(UIHint.Tag)]
public FsmString collideTag;
public FsmEvent sendEvent;
[UIHint(UIHint.Variable)]
public FsmGameObject storeCollider;
[Tooltip("The gameobject that activated the trigger. Use this to debug or instead of an additional get trigger info action.")]
public FsmGameObject gameObjectHit;
public List<GameObject> alreadyHit;
public override void Reset()
{
trigger = TriggerType.OnTriggerEnter;
collideTag = "Untagged";
sendEvent = null;
storeCollider = null;
gameObjectHit = null;
alreadyHit = null;
}
public override void OnPreprocess()
{
alreadyHit.Clear();
switch (trigger)
{
case TriggerType.OnTriggerEnter:
Fsm.HandleTriggerEnter = true;
break;
case TriggerType.OnTriggerStay:
Fsm.HandleTriggerStay = true;
break;
case TriggerType.OnTriggerExit:
Fsm.HandleTriggerExit = true;
break;
}
}
void StoreCollisionInfo(Collider collisionInfo)
{
storeCollider.Value = collisionInfo.gameObject;
gameObjectHit.Value = Fsm.TriggerCollider.gameObject;
}
public override void DoTriggerEnter(Collider other)
{
gameObjectHit.Value = Fsm.TriggerCollider.gameObject;
{
gameObjectHit.Value = Fsm.TriggerCollider.gameObject;
if (other.gameObject.tag == collideTag.Value & !(alreadyHit.Contains(gameObjectHit.Value)))
{
StoreCollisionInfo(other);
Fsm.Event(sendEvent);
alreadyHit.Add(gameObjectHit.Value);
}
}
}
public override void DoTriggerStay(Collider other)
{
if (trigger == TriggerType.OnTriggerStay)
{
gameObjectHit.Value = Fsm.TriggerCollider.gameObject;
if (other.gameObject.tag == collideTag.Value & !(alreadyHit.Contains(gameObjectHit.Value)))
{
StoreCollisionInfo(other);
Fsm.Event(sendEvent);
alreadyHit.Add(gameObjectHit.Value);
}
}
}
public override void DoTriggerExit(Collider other)
{
if (trigger == TriggerType.OnTriggerExit)
{
gameObjectHit.Value = Fsm.TriggerCollider.gameObject;
if (other.gameObject.tag == collideTag.Value & !(alreadyHit.Contains(gameObjectHit.Value)))
{
StoreCollisionInfo(other);
Fsm.Event(sendEvent);
alreadyHit.Add(gameObjectHit.Value);
}
}
}
public override string ErrorCheck()
{
return ActionHelpers.CheckOwnerPhysicsSetup(Owner);
}
}
}