public void keyReleased(KeyEvent e) {
int key = e.getKeyCode();
if (key == KeyEvent.VK_LEFT) hast.left = false;
if (key == KeyEvent.VK_RIGHT) hast.right = false;
if (key == KeyEvent.VK_UP) hast.up = false;
if (key == KeyEvent.VK_DOWN) hast.down = false;
if (key == KeyEvent.VK_SPACE) hast.jump = true;
}
