using UnityEngine;
using System.Collections;

public class ReInitShaderFromEditor : MonoBehaviour {

    public Renderer[] renderers;
    public Material[] materials;
    public string[] shaders;

    private static ReInitShaderFromEditor _instance;
    public static ReInitShaderFromEditor Instance
    {
        get
        {
            if (_instance == null)
                _instance = FindObjectOfType<ReInitShaderFromEditor> ();

            if (_instance == null)
                _instance = new GameObject ("_ReInitShaderFromEditor").AddComponent<ReInitShaderFromEditor> ();

            return _instance;
        }
    }

    void Awake()
    {
        if (_instance != null && _instance != this){
            Destroy (this.gameObject);
            return;
        } else if(_instance == null)
            _instance = this;

    }

    public  void ReInit (Transform tr)
    {
        renderers = tr.GetComponentsInChildren<Renderer>(true);

        foreach(var rend in renderers)
        {
            materials = rend.sharedMaterials;
            shaders =  new string[materials.Length];

            for( int i = 0; i < materials.Length; i++)
            {
                shaders[i] = materials[i].shader.name;
            }

            for( int i = 0; i < materials.Length; i++)
            {
                materials[i].shader = Shader.Find(shaders[i]);
            }
        }
    }
}