1.1156368
-0.13125038
-1.0500145
 0.98439217
-1.0500202
 0.91877174
-0.984396
 0.9187679
-0.98439026
 0.9187641
-0.13125038

public void pan (InputEvent event, float x, float y, float deltaX, float deltaY) {
    cam.translate(-deltaX, -deltaY);

cam.translate(-deltaX / 2, -deltaY / 2);

public void pan (InputEvent event, float x, float y, float deltaX, float deltaY) {
    camera.position.add((-x), (y), 0);
    camera.update();
}

private Vector3 prevDragPos;
addListener(new InputListener(){
        @Override
        public boolean touchDown(InputEvent event, float x, float y, int pointer, int button) {
            return true;
        }

        @Override
        public void touchDragged(InputEvent event, float x, float y, int pointer) {
            x = Gdx.input.getX(pointer);
            y = Gdx.input.getY(pointer);
            if(prevDragPos == null) prevDragPos = new Vector3(x, y, 0);

            float scale = ((MapStage) getStage()).getScale();
            getStage().getCamera().position.add((prevDragPos.x - x)/scale, (y - prevDragPos.y)/scale, 0);
            System.out.println((prevDragPos.x - x)/scale + ", " + (y - prevDragPos.y)/scale);
            prevDragPos.set(x, y, 0);
        }

        @Override
        public void touchUp(InputEvent event, float x, float y, int pointer, int button) {
            prevDragPos = null ;
        }
    });