1 /*
   2  * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25 * @test
  26 * @bug     6985593
  27 * @summary Test verifies that rendering standard images to screen does
  28 *          not caiuse a crash in case of XRender.
  29 * @run main/othervm -Dsun.java2d.xrender=True XRenderBlitsTest
  30 */
  31 
  32 import java.awt.Color;
  33 import java.awt.Component;
  34 import java.awt.Dimension;
  35 import java.awt.Frame;
  36 import java.awt.Graphics;
  37 import java.awt.Graphics2D;
  38 import java.awt.image.BufferedImage;
  39 import java.util.ArrayList;
  40 import java.util.concurrent.CountDownLatch;
  41 
  42 public class XRenderBlitsTest {
  43 
  44     private static final int w = 10;
  45     private static final int h = 10;
  46 
  47     public static void main(String[] args) {
  48         final CountDownLatch done = new CountDownLatch(1);
  49 
  50         final ArrayList<BufferedImage> images = new ArrayList<BufferedImage>();
  51 
  52         int type = BufferedImage.TYPE_INT_RGB;
  53         do {
  54             BufferedImage img = new BufferedImage(w, h, type++);
  55             Graphics2D g2d = img.createGraphics();
  56             g2d.setColor(Color.pink);
  57             g2d.fillRect(0, 0, w, h);
  58             g2d.dispose();
  59 
  60             images.add(img);
  61         } while (type <= BufferedImage.TYPE_BYTE_INDEXED);
  62 
  63         Frame f = new Frame("Draw images");
  64         Component c = new Component() {
  65 
  66             @Override
  67             public Dimension getPreferredSize() {
  68                 return new Dimension(w * images.size(), h);
  69             }
  70 
  71             @Override
  72             public void paint(Graphics g) {
  73                 int x = 0;
  74                 for (BufferedImage img : images) {
  75                     System.out.println("Draw image " + img.getType());
  76                     g.drawImage(img, x, 0, this);
  77                     x += w;
  78                 }
  79                 done.countDown();
  80             }
  81         };
  82         f.add("Center", c);
  83         f.pack();
  84         f.setVisible(true);
  85 
  86         // now wait for test results
  87         try {
  88         done.await();
  89         } catch (InterruptedException e) {
  90         }
  91         System.out.println("Test passed");
  92         f.dispose();
  93     }
  94 }