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Assets/Standard Assets/Utility/CameraRefocus.cs

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+using System;
+using UnityEngine;
+
+namespace UnityStandardAssets.Utility
+{
+    public class CameraRefocus
+    {
+        public Camera Camera;
+        public Vector3 Lookatpoint;
+        public Transform Parent;
+
+        private Vector3 m_OrigCameraPos;
+        private bool m_Refocus;
+
+
+        public CameraRefocus(Camera camera, Transform parent, Vector3 origCameraPos)
+        {
+            m_OrigCameraPos = origCameraPos;
+            Camera = camera;
+            Parent = parent;
+        }
+
+
+        public void ChangeCamera(Camera camera)
+        {
+            Camera = camera;
+        }
+
+
+        public void ChangeParent(Transform parent)
+        {
+            Parent = parent;
+        }
+
+
+        public void GetFocusPoint()
+        {
+            RaycastHit hitInfo;
+            if (Physics.Raycast(Parent.transform.position + m_OrigCameraPos, Parent.transform.forward, out hitInfo,
+                                100f))
+            {
+                Lookatpoint = hitInfo.point;
+                m_Refocus = true;
+                return;
+            }
+            m_Refocus = false;
+        }
+
+
+        public void SetFocusPoint()
+        {
+            if (m_Refocus)
+            {
+                Camera.transform.LookAt(Lookatpoint);
+            }
+        }
+    }
+}