Space Engineers programmable block script to show all sprites in the game, one by one

all_sprites.cs

// https://github.com/malware-dev/MDK-SE/wiki/Text-Panels-and-Drawing-Sprites
// https://steamcommunity.com/app/244850/discussions/0/3158630999987167277/

        IMyTextSurface _drawingSurface;
        RectangleF _viewport;
        float _minSize;
        int _t = 0;
        const float TEXT_BOX_SIZE = 20;
        const float TEXT_BOX_MARGIN = 2;

        // Script constructor
        public Program()
        {

            _drawingSurface = Me.GetSurface(0);
            Runtime.UpdateFrequency = UpdateFrequency.Update100;
            _viewport = new RectangleF(
                (_drawingSurface.TextureSize - _drawingSurface.SurfaceSize) / 2f,
                _drawingSurface.SurfaceSize
            );

            _minSize = Math.Min(_viewport.Width, _viewport.Height) - TEXT_BOX_SIZE - TEXT_BOX_MARGIN;

            PrepareTextSurfaceForSprites(_drawingSurface);
        }

        // Main Entry Point
        public void Main(string argument, UpdateType updateType)
        {
            // Begin a new frame
            var frame = _drawingSurface.DrawFrame();

            // All sprites must be added to the frame here
            DrawSprites(ref frame);

            // We are done with the frame, send all the sprites to the text panel
            frame.Dispose();

            _t++;
        }

        // Drawing Sprites
        public void DrawSprites(ref MySpriteDrawFrame frame)
        {
            List<string> allSprites = new List<string>();
            _drawingSurface.GetSprites(allSprites);
            var sprite = new MySprite(SpriteType.TEXTURE, allSprites[_t], color: new Color(1f, 1f, 1f, 1f), size: new Vector2(_minSize, _minSize));
            sprite.Position = new Vector2(_viewport.Width / 2, _viewport.Height / 2 - TEXT_BOX_SIZE - TEXT_BOX_MARGIN) + _viewport.Position;
            frame.Add(sprite);

            sprite = MySprite.CreateText($"Sprite #{_t}: \"{allSprites[_t]}\"", "Monospace", Color.White, 0.5f, TextAlignment.LEFT);
            sprite.Position = new Vector2(_viewport.X + TEXT_BOX_MARGIN,  _viewport.Bottom - TEXT_BOX_SIZE - TEXT_BOX_MARGIN);
            frame.Add(sprite);
        }

        public void PrepareTextSurfaceForSprites(IMyTextSurface textSurface)
        {
            textSurface.ContentType = ContentType.SCRIPT;
            textSurface.Script = "";
        }