Unity creación dinámica de imagenes

using System;
using System.Collections;
using System.IO;
using UnityEditor;
using UnityEngine;
using UnityEngine.UI;

public class PluginGenerarMenu : EditorWindow {

    public static GameObject Carrousel { get; private set; }
    public static RectTransform CarrouselRect { get; private set; }

    public static Sprite urlAnimal;

    [MenuItem("funciones/crearMenu")]
    static void create() {

        string path = "/Resources";

        bool newLine = true;

        float scaleImg = 5;
        float sizeReal = 100 * scaleImg;

        float xMargen = 200;
        float yMargen = 200;

        Carrousel = GameObject.Find("Carrousel");
        CarrouselRect = Carrousel.GetComponent<RectTransform>();

        float width = CarrouselRect.sizeDelta.x;
        float height = CarrouselRect.sizeDelta.y;
        
        float numItems = (float)Math.Floor(width / sizeReal);

        xMargen = (width - (numItems * sizeReal)) / (numItems + 1);


        float xInit = (width / 2 - (sizeReal / 2) - xMargen) * -1;
        float yInit = height / 2 - sizeReal / 2;

        float xChange = xInit;
        float yChange = yInit;

        string[] fileEntries = Directory.GetFiles(Application.dataPath + path, "*.png");

        float numFiles = fileEntries.Length;

        float index = 0;
        foreach (string fileDir in fileEntries)
        {
            index++;

            //Debug.Log(xChange + " - " + index);

            string fileName = Path.GetFileNameWithoutExtension(fileDir);

            GameObject go = new GameObject(fileName);
            go.gameObject.transform.parent = Carrousel.transform;
            go.transform.position = new Vector2(0, 0);

            Image goImage = go.AddComponent<Image>();
            goImage.sprite = Resources.Load<Sprite>(fileName);
            goImage.preserveAspect = true;

            go.GetComponent<RectTransform>().localScale = new Vector2(scaleImg, scaleImg);
            go.GetComponent<RectTransform>().anchoredPosition = new Vector2(xChange, yChange);

            xChange = xChange + sizeReal + xMargen;

            if(newLine && index >= numFiles / 2  )
            {
                xChange = xInit;
                yChange = yChange - sizeReal;
                newLine = false;
            }


        }

    }

    static void getMargen(float width, int numItem)
    {
  
    }
}