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Question by Obleynix · Aug 09, 2019 at 01:56 AM · unity 5bug-perhapsphysics.raycasttransform.forward

transform.forward not pointing to the blue axis with raycast

I started working with some raycast today, and while doing some tests to get the position where the ray was pointing to. Well, the thing is, i am using transform.forward to find the forward of a cube, but instead it returns to me in a draw ray a position totally diferent. my code:

 public class Raycasters : MonoBehaviour
 {
     public RaycastHit hit;
     public GameObject instant;
     // Start is called before the first frame update
     void Start()
     {
         
     }
 
     // Update is called once per frame
     void Update()
     {
 
         //Debug.DrawRay(transform.position, transform.forward * 10, Color.green); this works fine it points forwards just right
         if (Physics.Raycast(transform.position, transform.forward, out hit))
             {
                 if (hit.transform.gameObject != null)
                 {
                 Debug.DrawRay(transform.position,hit.point,Color.yellow); //transform.forward works but the hit point doesnt
                 //Instantiate(instant,hit.point,Quaternion.identity); i tried instantiating to see if it was just a gizmos bug not the case
                 }
             }
         
     }
 }

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avatar image Dragate · Aug 09, 2019 at 06:32 AM 0
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Try passing a direction vector, ins$$anonymous$$d of a position vector.

 Debug.DrawRay(transform.position,hit.point,Color.yellow);

to

 Debug.DrawRay(transform.position,(hit.point - transform.position),Color.yellow);

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Answer by himanshugupta159 · Aug 21, 2019 at 11:07 AM

Hello, i have written a blog Describing every bit of detail regarding Physics Raycast.Please have a look and I am sure it will solve your Doubts.

https://unfragilecoding.blogspot.com/2019/08/physicsraycast-unity.html

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