1 /* 2 * Copyright (c) 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 import java.awt.Color; 25 import java.awt.Graphics2D; 26 import java.awt.Paint; 27 import java.awt.PaintContext; 28 import java.awt.Rectangle; 29 import java.awt.RenderingHints; 30 import java.awt.TexturePaint; 31 import java.awt.geom.AffineTransform; 32 import java.awt.geom.Ellipse2D; 33 import java.awt.geom.Rectangle2D; 34 import java.awt.image.BufferedImage; 35 import java.awt.image.ColorModel; 36 import java.awt.image.Raster; 37 import java.io.File; 38 import java.io.IOException; 39 import java.util.Locale; 40 import java.util.logging.Handler; 41 import java.util.logging.LogRecord; 42 import java.util.logging.Logger; 43 import javax.imageio.ImageIO; 44 45 /** 46 * @test 47 * @bug 8148886 48 * @summary Verifies that Marlin supports reentrant operations (ThreadLocal) 49 * like in custom Paint or custom Composite 50 * @run main CrashPaintTest 51 */ 52 public class CrashPaintTest { 53 54 static final boolean SAVE_IMAGE = false; 55 56 public static void main(String argv[]) { 57 Locale.setDefault(Locale.US); 58 59 // initialize j.u.l Looger: 60 final Logger log = Logger.getLogger("sun.java2d.marlin"); 61 log.addHandler(new Handler() { 62 @Override 63 public void publish(LogRecord record) { 64 Throwable th = record.getThrown(); 65 // detect any Throwable: 66 if (th != null) { 67 System.out.println("Test failed:\n" + record.getMessage()); 68 th.printStackTrace(System.out); 69 70 throw new RuntimeException("Test failed: ", th); 71 } 72 } 73 74 @Override 75 public void flush() { 76 } 77 78 @Override 79 public void close() throws SecurityException { 80 } 81 }); 82 83 // enable Marlin logging & internal checks: 84 System.setProperty("sun.java2d.renderer.log", "true"); 85 System.setProperty("sun.java2d.renderer.useLogger", "true"); 86 System.setProperty("sun.java2d.renderer.doChecks", "true"); 87 88 // Force using thread-local storage: 89 System.setProperty("sun.java2d.renderer.useThreadLocal", "true"); 90 // Force smaller pixelsize to force using array caches: 91 System.setProperty("sun.java2d.renderer.pixelsize", "256"); 92 93 final int width = 300; 94 final int height = 300; 95 96 final BufferedImage image = new BufferedImage(width, height, 97 BufferedImage.TYPE_INT_ARGB); 98 99 final Graphics2D g2d = (Graphics2D) image.getGraphics(); 100 try { 101 g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, 102 RenderingHints.VALUE_ANTIALIAS_ON); 103 104 g2d.setBackground(Color.WHITE); 105 g2d.clearRect(0, 0, width, height); 106 107 final Ellipse2D.Double ellipse 108 = new Ellipse2D.Double(0, 0, width, height); 109 110 final Paint paint = new CustomPaint(100); 111 112 for (int i = 0; i < 20; i++) { 113 final long start = System.nanoTime(); 114 g2d.setPaint(paint); 115 g2d.fill(ellipse); 116 117 g2d.setColor(Color.GREEN); 118 g2d.draw(ellipse); 119 120 final long time = System.nanoTime() - start; 121 System.out.println("paint: duration= " + (1e-6 * time) + " ms."); 122 } 123 124 if (SAVE_IMAGE) { 125 try { 126 final File file = new File("CrashPaintTest.png"); 127 System.out.println("Writing file: " 128 + file.getAbsolutePath()); 129 ImageIO.write(image, "PNG", file); 130 } catch (IOException ex) { 131 System.out.println("Writing file failure:"); 132 ex.printStackTrace(); 133 } 134 } 135 136 // Check image on few pixels: 137 final Raster raster = image.getData(); 138 139 // 170, 175 = blue 140 checkPixel(raster, 170, 175, Color.BLUE.getRGB()); 141 // 50, 50 = blue 142 checkPixel(raster, 50, 50, Color.BLUE.getRGB()); 143 144 // 190, 110 = pink 145 checkPixel(raster, 190, 110, Color.PINK.getRGB()); 146 // 280, 210 = pink 147 checkPixel(raster, 280, 210, Color.PINK.getRGB()); 148 149 } finally { 150 g2d.dispose(); 151 } 152 } 153 154 private static void checkPixel(final Raster raster, 155 final int x, final int y, 156 final int expected) { 157 158 final int[] rgb = (int[]) raster.getDataElements(x, y, null); 159 160 if (rgb[0] != expected) { 161 throw new IllegalStateException("bad pixel at (" + x + ", " + y 162 + ") = " + rgb[0] + " expected: " + expected); 163 } 164 } 165 166 private static class CustomPaint extends TexturePaint { 167 private int size; 168 169 CustomPaint(final int size) { 170 super(new BufferedImage(size, size, 171 BufferedImage.TYPE_INT_ARGB), 172 new Rectangle2D.Double(0, 0, size, size) 173 ); 174 this.size = size; 175 } 176 177 @Override 178 public PaintContext createContext(ColorModel cm, 179 Rectangle deviceBounds, 180 Rectangle2D userBounds, 181 AffineTransform at, 182 RenderingHints hints) { 183 184 // Fill bufferedImage using 185 final Graphics2D g2d = (Graphics2D) getImage().getGraphics(); 186 try { 187 g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, 188 RenderingHints.VALUE_ANTIALIAS_ON); 189 g2d.setBackground(Color.PINK); 190 g2d.clearRect(0, 0, size, size); 191 192 g2d.setColor(Color.BLUE); 193 g2d.drawRect(0, 0, size, size); 194 195 g2d.fillOval(size / 10, size / 10, 196 size * 8 / 10, size * 8 / 10); 197 198 } finally { 199 g2d.dispose(); 200 } 201 202 return super.createContext(cm, deviceBounds, userBounds, at, hints); 203 } 204 } 205 }