V3GS

using UnityEngine;
using UnityEngine.Rendering;

public class DrawToScreen : MonoBehaviour
{
    // Camera reference
    private Camera refCamera;
    // Target render texture
    private RenderTexture refRenderTexture;
    // Command buffer that will hold list of rendering commands

V3GS

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering;
using UnityEngine.Rendering.RendererUtils;
using UnityEngine.Rendering.Universal;
using UnityEngine.Serialization;

public class OverrideMaterial : MonoBehaviour
{