0f, 0f, 1f

0f, 1f, 1f

0f, 0f, 1f, 0.5f

0f, 0f, 0f

Color.grey.bind();

spriteBatch.setColor(Color.grey);

public class TileMap {
   
   private int width, height;
   
   private Tile[][] map;
   
   public TileMap(int width, int height) {
      this.width = width;
      this.height = height;
      initializeTiles(width, height);
   }
   
   private void initializeTiles(int width, int height) {
      map = new Tile[width][height];
      for(int i = 0; i < width; i++) {
         for(int k = 0; k < height; k++) {
            map[i][k] = new Tile();
         }
      }
   }
   
   public void setTile(Tile tile, int x, int y) {
      map[x][y] = tile;
   }
   
   public Tile getTile(int x, int y) {
      if (x < 0 || x >= width || y < 0 || y >= height) {
         return null;
      }
      return map[x][y];
   }
   
   public int getWidth() {
      return width;
   }
   
   public int getHeight() {
      return height;
   }
}

public void zoomMaintainPoint(int x, int y, float zoom, OrthographicCamera camera) {
      Vector3 pointToMaintain = new Vector3(x, y, 0);
      camera.project(pointToMaintain);
      camera.zoom = zoom;
      Vector3 pointNewPos = new Vector3(pointToMaintain);
      camera.unproject(pointNewPos);
      int deltaX = (int) (pointNewPos.x - pointToMaintain.x);
      int deltaY = (int) (pointNewPos.y - pointToMaintain.y);
      camera.translate(deltaX, deltaY);
   }