1 /*
   2  * Copyright (c) 2011, 2016, 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  * @key headful
  27  * @bug     6985593
  28  * @summary Test verifies that rendering standard images to screen does
  29  *          not caiuse a crash in case of XRender.
  30  * @run main/othervm -Dsun.java2d.xrender=True XRenderBlitsTest
  31  */
  32 
  33 import java.awt.Color;
  34 import java.awt.Component;
  35 import java.awt.Dimension;
  36 import java.awt.Frame;
  37 import java.awt.Graphics;
  38 import java.awt.Graphics2D;
  39 import java.awt.image.BufferedImage;
  40 import java.util.ArrayList;
  41 import java.util.concurrent.CountDownLatch;
  42 
  43 public class XRenderBlitsTest {
  44 
  45     private static final int w = 10;
  46     private static final int h = 10;
  47 
  48     public static void main(String[] args) {
  49         final CountDownLatch done = new CountDownLatch(1);
  50 
  51         final ArrayList<BufferedImage> images = new ArrayList<BufferedImage>();
  52 
  53         int type = BufferedImage.TYPE_INT_RGB;
  54         do {
  55             BufferedImage img = new BufferedImage(w, h, type++);
  56             Graphics2D g2d = img.createGraphics();
  57             g2d.setColor(Color.pink);
  58             g2d.fillRect(0, 0, w, h);
  59             g2d.dispose();
  60 
  61             images.add(img);
  62         } while (type <= BufferedImage.TYPE_BYTE_INDEXED);
  63 
  64         Frame f = new Frame("Draw images");
  65         Component c = new Component() {
  66 
  67             @Override
  68             public Dimension getPreferredSize() {
  69                 return new Dimension(w * images.size(), h);
  70             }
  71 
  72             @Override
  73             public void paint(Graphics g) {
  74                 int x = 0;
  75                 for (BufferedImage img : images) {
  76                     System.out.println("Draw image " + img.getType());
  77                     g.drawImage(img, x, 0, this);
  78                     x += w;
  79                 }
  80                 done.countDown();
  81             }
  82         };
  83         f.add("Center", c);
  84         f.pack();
  85         f.setVisible(true);
  86 
  87         // now wait for test results
  88         try {
  89         done.await();
  90         } catch (InterruptedException e) {
  91         }
  92         System.out.println("Test passed");
  93         f.dispose();
  94     }
  95 }