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Question by sagarmahesh13 · Feb 28, 2019 at 02:46 PM · raycastraycasthitray

The casted ray is persisting.

i am trying to make a ball juggle and ,i am casting a ray that hits the gameobject ,after casting it a single time with the mouse button the ray keeps on persisting and the ball keeps on jumping from the position that the ray was casted before,pls help. it uses both touch and mouse input the same problem occurs for both,

here is my code:

public class triggerbounce : MonoBehaviour { RaycastHit hit; Ray ray; Ray ray2; public Rigidbody player; // Start is called before the first frame update void Start() {

 }

 // Update is called once per frame
 void Update()
 {
     


     if (Input.touchCount > 0 )
     {
         ray = Camera.main.ScreenPointToRay(Input.GetTouch(0).position);
         
     }

     if (Physics.Raycast(ray,out hit,Mathf.Infinity))
     {
         if (hit.transform.gameObject.name == "playa")
         {
             player.AddForce((hit.collider.gameObject.transform.position - hit.point).normalized * 10, ForceMode.VelocityChange);
         }
     }
     if (Input.GetMouseButtonUp(0)) {
         ray2 = Camera.main.ScreenPointToRay(Input.mousePosition);
         Debug.DrawRay(ray2.origin,ray2.direction*20,Color.red);
        
     }
     if (Physics.Raycast(ray2, out hit, Mathf.Infinity))
     {
      
         if (hit.transform.gameObject.name == "playa")
         {
             player.AddForce((hit.collider.gameObject.transform.position - hit.point).normalized *10 , ForceMode.VelocityChange);
             Debug.Log("Playa hit");
         }
     }

 }
 

}

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Answer by WarmedxMints · Feb 28, 2019 at 03:31 PM

Update is called by Unity every frame. You are raycasting in Update so it is going to happen every frame.

You need to raycast only when you wish. Maybe on a mousedown event?

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avatar image sagarmahesh13 · Mar 01, 2019 at 06:15 AM 0
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Im an idiot, I misplaced the if brackets thanks for the advice u have been very helpful

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