| /* |
| * Copyright (c) 2014, 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.GraphicsConfiguration; |
| import java.awt.GraphicsEnvironment; |
| import java.awt.Image; |
| import java.awt.Rectangle; |
| import java.awt.Shape; |
| import java.awt.geom.AffineTransform; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.DataBuffer; |
| import java.awt.image.DataBufferByte; |
| import java.awt.image.DataBufferInt; |
| import java.awt.image.DataBufferShort; |
| import java.awt.image.VolatileImage; |
| import java.io.File; |
| import java.io.IOException; |
| |
| import javax.imageio.ImageIO; |
| |
| import static java.awt.geom.Rectangle2D.Double; |
| |
| /** |
| * @test |
| * @key headful |
| * @bug 8061456 |
| * @summary Tests drawing BI to volatile image using different clips + xor mode. |
| * Results of the blit BI to compatibleImage is used for comparison. |
| * @author Sergey Bylokhov |
| */ |
| public final class IncorrectClipXorModeSW2Surface { |
| |
| private static int[] SIZES = {2, 10, 100}; |
| private static final Shape[] SHAPES = { |
| new Rectangle(0, 0, 0, 0), |
| new Rectangle(0, 0, 1, 1), |
| new Rectangle(0, 1, 1, 1), |
| new Rectangle(1, 0, 1, 1), |
| new Rectangle(1, 1, 1, 1), |
| |
| new Double(0, 0, 0.5, 0.5), |
| new Double(0, 0.5, 0.5, 0.5), |
| new Double(0.5, 0, 0.5, 0.5), |
| new Double(0.5, 0.5, 0.5, 0.5), |
| new Double(0.25, 0.25, 0.5, 0.5), |
| new Double(0, 0.25, 1, 0.5), |
| new Double(0.25, 0, 0.5, 1), |
| |
| new Double(.10, .10, .20, .20), |
| new Double(.75, .75, .20, .20), |
| new Double(.75, .10, .20, .20), |
| new Double(.10, .75, .20, .20), |
| }; |
| |
| public static void main(final String[] args) throws IOException { |
| GraphicsEnvironment ge = GraphicsEnvironment |
| .getLocalGraphicsEnvironment(); |
| GraphicsConfiguration gc = ge.getDefaultScreenDevice() |
| .getDefaultConfiguration(); |
| AffineTransform at; |
| for (int size : SIZES) { |
| at = AffineTransform.getScaleInstance(size, size); |
| for (Shape clip : SHAPES) { |
| clip = at.createTransformedShape(clip); |
| for (Shape to : SHAPES) { |
| to = at.createTransformedShape(to); |
| // Prepare test images |
| BufferedImage snapshot; |
| BufferedImage bi = getBufferedImage(size); |
| VolatileImage vi = getVolatileImage(gc, size); |
| while (true) { |
| vi.validate(gc); |
| Graphics2D g2d = vi.createGraphics(); |
| g2d.setColor(Color.GREEN); |
| g2d.fillRect(0, 0, size, size); |
| g2d.dispose(); |
| if (vi.validate(gc) != VolatileImage.IMAGE_OK) { |
| continue; |
| } |
| draw(clip, to, bi, vi); |
| snapshot = vi.getSnapshot(); |
| if (vi.contentsLost()) { |
| continue; |
| } |
| break; |
| } |
| // Prepare gold images |
| BufferedImage goldvi = getCompatibleImage(gc, size); |
| BufferedImage goldbi = getBufferedImage(size); |
| draw(clip, to, goldbi, goldvi); |
| validate(snapshot, goldvi); |
| vi.flush(); |
| } |
| } |
| } |
| } |
| |
| private static void draw(Shape clip, Shape shape, Image from, Image to) { |
| Graphics2D g2d = (Graphics2D) to.getGraphics(); |
| g2d.setXORMode(Color.BLACK); |
| g2d.setClip(clip); |
| Rectangle toBounds = shape.getBounds(); |
| g2d.drawImage(from, toBounds.x, toBounds.y, toBounds.width, |
| toBounds.height, null); |
| g2d.dispose(); |
| } |
| |
| private static BufferedImage getBufferedImage(int sw) { |
| final BufferedImage bi = new BufferedImage(sw, sw, BufferedImage.TYPE_INT_ARGB); |
| Graphics2D g2d = bi.createGraphics(); |
| g2d.setColor(Color.RED); |
| g2d.fillRect(0, 0, sw, sw); |
| g2d.dispose(); |
| |
| final DataBuffer db = bi.getRaster().getDataBuffer(); |
| if (db instanceof DataBufferInt) { |
| ((DataBufferInt) db).getData(); |
| } else if (db instanceof DataBufferShort) { |
| ((DataBufferShort) db).getData(); |
| } else if (db instanceof DataBufferByte) { |
| ((DataBufferByte) db).getData(); |
| } else { |
| try { |
| bi.setAccelerationPriority(0.0f); |
| } catch (final Throwable ignored) { |
| } |
| } |
| return bi; |
| } |
| |
| private static VolatileImage getVolatileImage(GraphicsConfiguration gc, |
| int size) { |
| return gc.createCompatibleVolatileImage(size, size); |
| } |
| |
| private static BufferedImage getCompatibleImage(GraphicsConfiguration gc, |
| int size) { |
| BufferedImage image = gc.createCompatibleImage(size, size); |
| Graphics2D g2d = image.createGraphics(); |
| g2d.setColor(Color.GREEN); |
| g2d.fillRect(0, 0, size, size); |
| g2d.dispose(); |
| return image; |
| } |
| |
| private static void validate(BufferedImage bi, BufferedImage goldbi) |
| throws IOException { |
| for (int x = 0; x < bi.getWidth(); ++x) { |
| for (int y = 0; y < bi.getHeight(); ++y) { |
| if (goldbi.getRGB(x, y) != bi.getRGB(x, y)) { |
| ImageIO.write(bi, "png", new File("actual.png")); |
| ImageIO.write(goldbi, "png", new File("expected.png")); |
| throw new RuntimeException("Test failed."); |
| } |
| } |
| } |
| } |
| } |