garden_client/Assets/Script/Tool/SceneMask.cs

using UnityEngine;

using System.Collections;
using System.Collections.Generic;

public class SceneMask : MonoBehaviour
{
    #region 变量

    public static Material Material;
    public static BoxCollider2D BoxCollider;

    #endregion

    public void Regist()
    {
        Material = GetComponent<SpriteRenderer>().material;
        BoxCollider = ManaReso.Get<BoxCollider2D>("TutorialCollider");
    }

    public static void SetArea(Transform tra, float radiusX, float radiusY)
    {
        Vector3 screenPos = Camera.main.WorldToScreenPoint(tra.position);

        screenPos = new Vector3(screenPos.x / Screen.width, screenPos.y / Screen.height, 0);

        if (Tutorial.UIMask)
        {
            Tutorial.Material.SetFloat("_RadiusX", radiusX);
            Tutorial.Material.SetFloat("_RadiusY", radiusY);
            Tutorial.Material.SetVector("_Center", screenPos);
        }
        else
        {
            Material.SetFloat("_RadiusX", radiusX);
            Material.SetFloat("_RadiusY", radiusY);
            Material.SetVector("_Center", screenPos);

            BoxCollider.transform.SetX(tra.position.x);
            BoxCollider.transform.SetY(tra.position.y);
            BoxCollider.size = new Vector2(36* radiusX, 20*radiusY);
            
            ManaReso.Get("TutorialMask").TweenConForSr();
        }
    }

    public static void ClearArea()
    {
        if (Tutorial.UIMask)
        {
            Tutorial.Material.SetFloat("_RadiusX", 0);
            Tutorial.Material.SetFloat("_RadiusY", 0);
            Tutorial.Material.SetVector("_Center", new Vector2(0, 0));
        }
        else
        {
            Material.SetFloat("_RadiusX", 0);
            Material.SetFloat("_RadiusY", 0);
            Material.SetVector("_Center", new Vector2(0, 0));

            BoxCollider.transform.SetX(0);
            BoxCollider.transform.SetY(0);
            BoxCollider.size = new Vector2();

            ManaReso.Get("TutorialMask").TweenConBacSr();
        }
    }
}