Game1.cs

using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Content;
using MemoEngine;
using System;

namespace MonoGame_Zombii
{
    /// <summary>
    /// This is the main type for your game.
    /// </summary>
    public class Game1 : Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;
             

        public Game1()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = "Content";
            Setup.Init(Content, graphics);
            Screen.resolution(800, 600);
        }

        protected override void Initialize()
        {
            // TODO: Add your initialization logic here


            SceneManager.LoadScene(new TestScene());
    
            base.Initialize();
        }
        
        protected override void LoadContent()
        {
            // Create a new SpriteBatch, which can be used to draw textures.
            spriteBatch = new SpriteBatch(GraphicsDevice);

            // TODO: use this.Content to load your game content here
        }

        protected override void UnloadContent()
        {
            // TODO: Unload any non ContentManager content here
        }

        protected override void Update(GameTime gameTime)
        {
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
                Exit();

            SceneManager.Update(gameTime);

            base.Update(gameTime);
        }

        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.CornflowerBlue);

            spriteBatch.Begin(SpriteSortMode.Deferred, null, SamplerState.PointClamp, null, null, null, null);
            SceneManager.Draw(spriteBatch);
           // LineBatch.DrawLine(spriteBatch, new Vector2(0, 0), new Vector2(500, 500), Color.Red);
            spriteBatch.End();

            spriteBatch.Begin();
            spriteBatch.End();

            base.Draw(gameTime);
        }
    }
}