Mac OS不支持Java页面翻转？

Mac OS不支持Java页面翻转？

坏消息：在相同的Mac OS X配置上我得到相同的结果。好消息：

isAccelerated()

是的。

System.out.println("BufferStrategy accelerated? " + bufferStrategy    .getCapabilities().getFrontBufferCapabilities().isAccelerated());

代替

Canvas

和

BufferStrategy

我只用

newJPanel(true)

。

附录：例如，

import java.awt.Color;import java.awt.Dimension;import java.awt.EventQueue;import java.awt.Graphics;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.util.Random;import javax.swing.Jframe;import javax.swing.JPanel;import javax.swing.Timer;public class NewTest extends JPanel implements ActionListener, Runnable {    private Random r = new Random();    private Timer t = new Timer(10, this);    public static void main(String[] args) {        EventQueue.invokeLater(new NewTest());    }    @Override    public void run() {        Jframe f = new Jframe("NewTest");        f.setDefaultCloseOperation(Jframe.EXIT_ON_CLOSE);        f.add(this);        f.pack();        f.setLocationRelativeTo(null);        f.setVisible(true);        t.start();    }    public NewTest() {        super(true);        this.setPreferredSize(new Dimension(640, 480));    }    @Override    protected void paintComponent(Graphics g) {        int width = this.getWidth();        int height = this.getHeight();        g.setColor(Color.BLACK);        g.fillRect(0, 0, width, height);        g.setColor(Color.RED);        g.drawLine(r.nextInt(width), r.nextInt(height), r.nextInt(width), r.nextInt(height));    }    @Override    public void actionPerformed(ActionEvent e) {        this.repaint();    }}