public Material GreenStrokeUp;
  public Material GreenStrokeDown;
  public Material GreenStrokeLeftUp;
  public Material GreenStrokeLeftDown;
  public Material GreenStrokeRightUp;
  public Material GreenStrokeRightDown;

  public GameObject Tile;

  void AddMaterial()
  {
      var MaterialsOfObject = Tile.renderer.materials.ToList();
      MaterialsOfObject.Add(GreenStrokeRightDown);
      MaterialsOfObject.Add(GreenStrokeRightUp);
  }

if(speed >= 5)
   {
    Model.animation.CrossFade("run");
    Model.animation["run"].speed = speed/3f;
   }
    
   if(isGroundeds == false)
   {
   if(gravityVector.y > 0)Model.animation.Play("jumpUp");
   if(gravityVector.y < 0)Model.animation.CrossFade("jumpDown");
   }

using UnityEngine;
using System.Collections;

public class RaycastCam : MonoBehaviour   
{
   public GameObject Target;
   public RaycastHit hit;
   public Ray ray;
   void Update ()
   {
           if (Input.GetKeyDown (KeyCode.Mouse0))
           {
                 Raycast ();
            }
   }
   void Raycast ()
   {
          ray =  Camera.main.ScreenPointToRay (Input.mousePosition);
          if (Physics.Raycast(ray, out hit))   
          {
               if (hit.collider.name != Target.transform.name)
               {
                     Debug.Log (hit.collider.name);
                     Debug.Log (Target.transform.name);
                      Target = hit.collider.gameObject;
               }
         }
   }
}