private void start() {
while (true) {
ball.accelerate();
ball.interact(paddle);
ball.move();
if (ball.isReachToButtom()) {
System.out.println("Game Over!");
break;
}
repaint();
try {
Thread.sleep(INTERVAL);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
private void updatePhysics() {
b.accelerate(dTime, gravX, gravY);
}