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B-R-J · Jan 13, 2018 at 07:49 AM ·
raycastingraycasthit2dtransform.forward
Using Raycasts along object axis
I am implementing a simple wind blower which blows wind on mouse click on the object. I used Physics.Raycast to detect the object along the wind path. Debug.draw was used to see how the lines are drawn and test. The script is as follows.
public class BlowingScript : MonoBehaviour {
// Update is called once per frame
void Update () {
if(Input.GetMouseButton(0)){
RaycastHit2D hit = Physics2D.Raycast (Camera.main.ScreenToWorldPoint(Input.mousePosition),Vector2.zero);
if (hit.collider != null) {
if (hit.collider.CompareTag ("blower")) {
Debug.Log ("pressed");
Vector2 pos = Camera.main.ScreenToWorldPoint (Input.mousePosition);
transform.position = pos;
Debug.DrawLine (transform.position ,Vector3.up , new Color(255f,0f,0f)); // a red line
Debug.DrawLine (transform.position ,transform.forward ,new Color(0f,255f,0f) ); //a green line
}
}
}
}
}
But in Run mode, the debug lines are like this
what I want to do is to send the ray/line along the transform's axis (red arrow). But none of the lines are doing it How should my script change? Any comments on the problem, are highly valued.
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