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

[RequireComponent(typeof(MeshFilter))]
public class LowPoly : MonoBehaviour
{
    static Mesh mesh;
    static Vector3[] vertici;
    static int[] triangle;
    public MeshFilter filter;
    static public GameObject dupLowPoly, duplicate, duplicate1, duplicate2, duplicate3;
    static Vector3 sDP, pDP;

    // Start is called before the first frame update
    static internal void CostruisciData(Vector3[] vert)
    {
        vertici = new Vector3[]{ vert[0], vert[1], vert[2]};
        triangle = new int[]{ 0,1,2 };
    }

    static internal void CreaMesh(GameObject dup)
    {
        mesh = dup.GetComponent<MeshFilter>().mesh;
        mesh.Clear();
        mesh.vertices = vertici;
        mesh.triangles = triangle;
    }

    static int i = 0;
    static internal void Duplica()
    {
        i++;
        if (i <= 3)
        {
          dupLowPoly = GameObject.Find("LowPoly");
          duplicate = Instantiate(dupLowPoly);
          duplicate.name = $"duplicate {i}";
        }
        Debug.LogFormat($"ok {duplicate.name}");
        return;
    }

    void Awake()
    {
        mesh = GetComponent<MeshFilter>().mesh;
    }

    void Start()
    {
        Vector3 x, y, z;
        GameObject cameretta = GameObject.Find("Cameretta");
        duplicate = GameObject.Find("LowPoly");
        x = new Vector3(0, 0, 0);
        y = new Vector3(0, 0, 1);
        z = new Vector3(2, 0, 0);

        CostruisciData(new Vector3[]{x, y, z});
        CreaMesh(duplicate);
        Duplica();

        pDP = duplicate.transform.position = new Vector3(0, (cameretta.transform.localScale.y / 2), 0);
        sDP = duplicate.transform.localScale = new Vector3(1, 1, 1);

        duplicate1 = GameObject.Find("duplicate 1");
        duplicate1.transform.parent = duplicate.transform;

        x = new Vector3(0, 0, 0);   // vertice sinistro 
        y = new Vector3(0, 3, 0);   // vertice su
        z = new Vector3(4, 3, 0);   // vertice destro

        CostruisciData(new Vector3[]{x, y, z});
        CreaMesh(duplicate1);

        pDP = duplicate1.transform.position = new Vector3(1, (cameretta.transform.localScale.y / 2) + 300, 0);
        sDP = duplicate1.transform.localScale = new Vector3(10, 10, 10);

        duplicate2 = GameObject.Find("duplicate 2");
        duplicate2.transform.parent = duplicate.transform;

        x = new Vector3(0, 0, 0);
        y = new Vector3(4, 3, 0);
        z = new Vector3(4, 0, 0);

        CostruisciData(new Vector3[]{x, y, z});
        CreaMesh(duplicate2);

        pDP = duplicate2.transform.position = new Vector3(1, (cameretta.transform.localScale.y / 2) + 300, 0);
        sDP = duplicate2.transform.localScale = new Vector3(10, 10, 10);

        duplicate3 = GameObject.Find("duplicate 3");
        duplicate3.transform.parent = duplicate.transform;

        x = new Vector3(4, 0, 0);
        y = new Vector3(4, 3, 0);
        z = new Vector3(6, 0, 0.5f);

        CostruisciData(new Vector3[]{x, y, z});
        CreaMesh(duplicate3);

        pDP = duplicate3.transform.position = new Vector3(1, (cameretta.transform.localScale.y / 2) + 300, 0);
        sDP = duplicate3.transform.localScale = new Vector3(10, 10, 10);
    }

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