| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.awt.Color; |
| import java.awt.Graphics2D; |
| import java.awt.Paint; |
| import java.awt.PaintContext; |
| import java.awt.Rectangle; |
| import java.awt.RenderingHints; |
| import java.awt.TexturePaint; |
| import java.awt.geom.AffineTransform; |
| import java.awt.geom.Ellipse2D; |
| import java.awt.geom.Rectangle2D; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.ColorModel; |
| import java.awt.image.Raster; |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Locale; |
| import java.util.logging.Handler; |
| import java.util.logging.LogRecord; |
| import java.util.logging.Logger; |
| import javax.imageio.ImageIO; |
| |
| /** |
| * @test |
| * @bug 8148886 |
| * @summary Verifies that Marlin supports reentrant operations (ThreadLocal) |
| * like in custom Paint or custom Composite |
| * @run main CrashPaintTest |
| */ |
| public class CrashPaintTest { |
| |
| static final boolean SAVE_IMAGE = false; |
| |
| public static void main(String argv[]) { |
| Locale.setDefault(Locale.US); |
| |
| // initialize j.u.l Looger: |
| final Logger log = Logger.getLogger("sun.java2d.marlin"); |
| log.addHandler(new Handler() { |
| @Override |
| public void publish(LogRecord record) { |
| Throwable th = record.getThrown(); |
| // detect any Throwable: |
| if (th != null) { |
| System.out.println("Test failed:\n" + record.getMessage()); |
| th.printStackTrace(System.out); |
| |
| throw new RuntimeException("Test failed: ", th); |
| } |
| } |
| |
| @Override |
| public void flush() { |
| } |
| |
| @Override |
| public void close() throws SecurityException { |
| } |
| }); |
| |
| // enable Marlin logging & internal checks: |
| System.setProperty("sun.java2d.renderer.log", "true"); |
| System.setProperty("sun.java2d.renderer.useLogger", "true"); |
| System.setProperty("sun.java2d.renderer.doChecks", "true"); |
| |
| // Force using thread-local storage: |
| System.setProperty("sun.java2d.renderer.useThreadLocal", "true"); |
| // Force smaller pixelsize to force using array caches: |
| System.setProperty("sun.java2d.renderer.pixelsize", "256"); |
| |
| final int width = 300; |
| final int height = 300; |
| |
| final BufferedImage image = new BufferedImage(width, height, |
| BufferedImage.TYPE_INT_ARGB); |
| |
| final Graphics2D g2d = (Graphics2D) image.getGraphics(); |
| try { |
| g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
| RenderingHints.VALUE_ANTIALIAS_ON); |
| |
| g2d.setBackground(Color.WHITE); |
| g2d.clearRect(0, 0, width, height); |
| |
| final Ellipse2D.Double ellipse |
| = new Ellipse2D.Double(0, 0, width, height); |
| |
| final Paint paint = new CustomPaint(100); |
| |
| for (int i = 0; i < 20; i++) { |
| final long start = System.nanoTime(); |
| g2d.setPaint(paint); |
| g2d.fill(ellipse); |
| |
| g2d.setColor(Color.GREEN); |
| g2d.draw(ellipse); |
| |
| final long time = System.nanoTime() - start; |
| System.out.println("paint: duration= " + (1e-6 * time) + " ms."); |
| } |
| |
| if (SAVE_IMAGE) { |
| try { |
| final File file = new File("CrashPaintTest.png"); |
| System.out.println("Writing file: " |
| + file.getAbsolutePath()); |
| ImageIO.write(image, "PNG", file); |
| } catch (IOException ex) { |
| System.out.println("Writing file failure:"); |
| ex.printStackTrace(); |
| } |
| } |
| |
| // Check image on few pixels: |
| final Raster raster = image.getData(); |
| |
| // 170, 175 = blue |
| checkPixel(raster, 170, 175, Color.BLUE.getRGB()); |
| // 50, 50 = blue |
| checkPixel(raster, 50, 50, Color.BLUE.getRGB()); |
| |
| // 190, 110 = pink |
| checkPixel(raster, 190, 110, Color.PINK.getRGB()); |
| // 280, 210 = pink |
| checkPixel(raster, 280, 210, Color.PINK.getRGB()); |
| |
| } finally { |
| g2d.dispose(); |
| } |
| } |
| |
| private static void checkPixel(final Raster raster, |
| final int x, final int y, |
| final int expected) { |
| |
| final int[] rgb = (int[]) raster.getDataElements(x, y, null); |
| |
| if (rgb[0] != expected) { |
| throw new IllegalStateException("bad pixel at (" + x + ", " + y |
| + ") = " + rgb[0] + " expected: " + expected); |
| } |
| } |
| |
| private static class CustomPaint extends TexturePaint { |
| private int size; |
| |
| CustomPaint(final int size) { |
| super(new BufferedImage(size, size, |
| BufferedImage.TYPE_INT_ARGB), |
| new Rectangle2D.Double(0, 0, size, size) |
| ); |
| this.size = size; |
| } |
| |
| @Override |
| public PaintContext createContext(ColorModel cm, |
| Rectangle deviceBounds, |
| Rectangle2D userBounds, |
| AffineTransform at, |
| RenderingHints hints) { |
| |
| // Fill bufferedImage using |
| final Graphics2D g2d = (Graphics2D) getImage().getGraphics(); |
| try { |
| g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
| RenderingHints.VALUE_ANTIALIAS_ON); |
| g2d.setBackground(Color.PINK); |
| g2d.clearRect(0, 0, size, size); |
| |
| g2d.setColor(Color.BLUE); |
| g2d.drawRect(0, 0, size, size); |
| |
| g2d.fillOval(size / 10, size / 10, |
| size * 8 / 10, size * 8 / 10); |
| |
| } finally { |
| g2d.dispose(); |
| } |
| |
| return super.createContext(cm, deviceBounds, userBounds, at, hints); |
| } |
| } |
| } |