YO! Noid 2: Enter The Void - Custom aspect ratio MonoMod

Common.cs

#pragma warning disable CS0626 // Method, operator, or accessor is marked external and has no attributes on it

using UnityEngine;
using MonoMod;
using System;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

public static class Common {

    public readonly static Vector2 DefaultScreenSize = new Vector2(512f, 240f);
    public readonly static float DefaultScreenAspect = 512f / 240f;

    public static void OnSceneChange(Scene from, Scene to) {
        foreach (Canvas canvas in GameObject.FindObjectsOfType<Canvas>()) {
            CanvasScaler scaler = canvas.GetComponent<CanvasScaler>();
            if (scaler == null)
                scaler = canvas.gameObject.AddComponent<CanvasScaler>();
            scaler.uiScaleMode = CanvasScaler.ScaleMode.ScaleWithScreenSize;
            scaler.referenceResolution = DefaultScreenSize;
        }

        float camAspect = DefaultScreenSize.x / DefaultScreenSize.y;
        Vector2 camSize = DefaultScreenSize;
        foreach (Camera cam in GameObject.FindObjectsOfType<Camera>()) {
            cam.ResetAspect();

            cam.rect = new Rect(0f, 0f, 1f, 1f);

            if (cam.targetTexture != null) {
                RenderTexture rt = cam.targetTexture;
                Console.WriteLine($"REFERENCE SIZE: {rt.width} {rt.height}");
                cam.targetTexture = null;

                rt.width = cam.pixelWidth;
                rt.height = cam.pixelHeight;

                cam.targetTexture = rt;

                camAspect = cam.aspect;
                camSize = new Vector2(cam.pixelWidth, cam.pixelHeight);
            }

            Component[] components = cam.GetComponents<Component>();
            foreach (Component c in components)
                Console.WriteLine($"CAM: {cam.name}; COMPONENT: {c.GetType().FullName}");

            postVHSPro vhs = cam.GetComponent<postVHSPro>();
            if (vhs != null) {
                // GameObject.Destroy(vhs);
            }
        }

        foreach (MeshRenderer mr in GameObject.FindObjectsOfType<MeshRenderer>()) {
            if (!(mr.material.mainTexture is RenderTexture))
                continue;
            Console.WriteLine($"QUAD FOUND: {mr.gameObject.name}");
            mr.transform.localScale = new Vector3(
                mr.transform.localScale.y * camAspect,
                mr.transform.localScale.y,
                mr.transform.localScale.z
            );
        }

    }

}

patch_TitleScreen.cs

#pragma warning disable CS0626 // Method, operator, or accessor is marked external and has no attributes on it

using UnityEngine;
using MonoMod;
using System;
using UnityEngine.SceneManagement;

public class patch_TitleScreen : TitleScreen {

    private extern void orig_Start();
    private void Start() {
        orig_Start();

        SceneManager.activeSceneChanged += Common.OnSceneChange;
        Common.OnSceneChange(default(Scene), default(Scene));
    }

}