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Question by yellowyears · May 03, 2020 at 12:43 PM · c#physicsunityeditor

How to make a system that will let elements interact with other elements?

I already have the hand states setup now but I need to get them working with other things in the scene. Like ice is melted when the fire hand comes near it, when ice is near water it freezes etc.

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Answer by GregoryFenn · May 03, 2020 at 01:34 PM

One way is something like this:

 void Update()
 {
     if ((firehand.transform.position - ice.transform.position).sqrMagnitude < 0.1f)     
     {
         StartCoroutine(MeltingIce());
     }
 }

and you define the MeltingIce IEnumerator someway else in the file.

Or you could use an animation system, so instead do something like this:

 void Update()
 {
     if ((firehand.transform.position - ice.transform.position).sqrMagnitude < 0.1f) 
     {
         ice.gameObject.GetComponent<Animator>().SetTrigger("melting");
     }
 }

Just a couple of ideas

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avatar image yellowyears · May 03, 2020 at 03:24 PM 0
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What would the coroutine be defined as? Good idea though, I came up with this not sure how to put it into practice.

 [System.Serializable]
 public class Element
 {
     public string name;
     public GameObject prefab;
 }
 
 public class ElementInteraction : $$anonymous$$onoBehaviour
 {
 
     // Not the hand changing elements, the prefabs of the water for example.
     public Element[] elementPrefabs;
 
     private void Start()
     {
 
     }
 
     private void OnTriggerEnter(Collider other)
     {
         foreach (var e in elementPrefabs)
         {
             if (other.gameObject == e.prefab)
             {
 
             }
         }
     }
 }

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