using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UnityEngine;


public static class Utils
{
    public static Rect ScreenSpaceBounds(Transform t, Mesh m, Camera c)
    {
        float xMin = 0, xMax = 0, yMin = 0, yMax = 0;
        for (int i = 0; i < m.vertexCount; i++)
        {
            Vector3 v = c.WorldToViewportPoint(t.TransformPoint(m.vertices[i]));

            if (i == 0)
            {
                xMin = xMax = v.x;
                yMin = yMax = v.y;
            }
            else
            {
                if (v.x < xMin) xMin = v.x;
                if (v.x > xMax) xMax = v.x;
                if (v.y < yMin) yMin = v.y;
                if (v.y > yMax) yMax = v.y;
            }
        }

        return new Rect(xMin, yMin, xMax - xMin, yMax - yMin);
    }
}