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

public class FloorController : MonoBehaviour
{
    public static FloorController Inst;
    public Material floor_mat_normal;
    public Material floor_mat_transparent;

    public List<MeshRenderer> floors = new List<MeshRenderer>();
    private void Awake()
    {
        Inst = this;
    }
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {

    }

    [ContextMenu("͸Ã÷")]
    public void FloorTransparent()
    {
        floors.ForEach(x => x.material = floor_mat_transparent);
        //SetMaterialRenderingMode(floor_mat, renderingMode: RenderingMode.Transparent);
        //Color c = floor_mat.color;
        //c.a = 0.4f;
    }

    [ContextMenu("Õý³£")]
    public void FloorNormal()
    {
        floors.ForEach(x => x.material = floor_mat_normal);
        //SetMaterialRenderingMode(floor_mat, renderingMode: RenderingMode.Opaque);
    }

    public enum RenderingMode
    {
        Opaque,
        Cutout,
        Fade,
        Transparent,
    }

    public static void SetMaterialRenderingMode(Material material, RenderingMode renderingMode)
    {
        switch (renderingMode)
        {
            case RenderingMode.Opaque:
                material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
                material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.Zero);
                material.SetInt("_ZWrite", 1);
                material.DisableKeyword("_ALPHATEST_ON");
                material.DisableKeyword("_ALPHABLEND_ON");
                material.DisableKeyword("_ALPHAPREMULTIPLY_ON");
                material.renderQueue = -1;
                break;
            case RenderingMode.Cutout:
                material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
                material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.Zero);
                material.SetInt("_ZWrite", 1);
                material.EnableKeyword("_ALPHATEST_ON");
                material.DisableKeyword("_ALPHABLEND_ON");
                material.DisableKeyword("_ALPHAPREMULTIPLY_ON");
                material.renderQueue = 2450;
                break;
            case RenderingMode.Fade:
                material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.SrcAlpha);
                material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
                material.SetInt("_ZWrite", 0);
                material.DisableKeyword("_ALPHATEST_ON");
                material.EnableKeyword("_ALPHABLEND_ON");
                material.DisableKeyword("_ALPHAPREMULTIPLY_ON");
                material.renderQueue = 3000;
                break;
            case RenderingMode.Transparent:
                material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
                material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
                material.SetInt("_ZWrite", 0);
                material.DisableKeyword("_ALPHATEST_ON");
                material.DisableKeyword("_ALPHABLEND_ON");
                material.EnableKeyword("_ALPHAPREMULTIPLY_ON");
                material.renderQueue = 3000;
                break;
        }
    }
}