@Override
	public void keyPressed(KeyEvent e) {
		if(e.getKeyCode() == KeyEvent.VK_RIGHT)
			camera.from.y++;   
		if(e.getKeyCode() == KeyEvent.VK_LEFT)
			  camera.from.y--;
		if(e.getKeyCode() == KeyEvent.VK_UP)   
			camera.from.z++;   
		if(e.getKeyCode() == KeyEvent.VK_DOWN)
			camera.from.z--;
		
		
		if(e.getKeyCode() == KeyEvent.VK_Q) 
			camera.from.x++;   
		if(e.getKeyCode() == KeyEvent.VK_E)
			camera.from.x--;
		
		if(e.getKeyCode() == KeyEvent.VK_Z)
			camera.from = new Point3D(5,5,5);

		if(e.getKeyCode() == KeyEvent.VK_ESCAPE)
			System.exit(0);
	}