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Auto Focus Unity

HeliosDoubleSix Sep 1st, 2014 369 Never
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  1. using UnityEngine;
  2. using System.Collections;
  3.  
  4. public class FocusPoint : MonoBehaviour {
  5.         public GameObject focusObject;
  6.         public Camera camera;
  7.  
  8.         void Update () {
  9.                 if(camera==null||focusObject==null) return;
  10.                 // Very basic, could add easing so it gradually changes focus, also should focus on a broader area than just a single point by casting multiple rays and averaging.
  11.                 Vector3 fwd = camera.transform.TransformDirection(Vector3.forward);
  12.                 RaycastHit hit;        
  13.  
  14.                 if (Physics.Raycast(camera.transform.position, fwd, out hit)){
  15.                         Vector3 temp = new Vector3(0,0,hit.distance);
  16.                         focusObject.transform.localPosition = temp;
  17.                 }
  18.         }
  19. }
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