| /* |
| * 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.AlphaComposite; |
| 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.geom.Ellipse2D; |
| import java.awt.image.BufferedImage; |
| 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 8041644 8044788 |
| * @summary Tests drawing volatile image to BI using different clip. |
| * Results of the blit compatibleImage to BI used for comparison. |
| * @author Sergey Bylokhov |
| * @run main/othervm IncorrectClipSurface2SW |
| */ |
| public final class IncorrectClipSurface2SW { |
| |
| private static int[] SCALES = {1, 2, 4}; |
| private static int[] SIZES = {127, 3, 2, 1}; |
| 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 Ellipse2D.Double(0, 0, 1, 1), |
| new Ellipse2D.Double(0, 1, 1, 1), |
| new Ellipse2D.Double(1, 0, 1, 1), |
| new Ellipse2D.Double(1, 1, 1, 1), |
| new Ellipse2D.Double(.25, .25, .5, |
| .5), |
| |
| 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 (final int size : SIZES) { |
| for (final int scale : SCALES) { |
| final int sw = size * scale; |
| at = AffineTransform.getScaleInstance(sw, sw); |
| for (Shape clip : SHAPES) { |
| clip = at.createTransformedShape(clip); |
| for (Shape to : SHAPES) { |
| to = at.createTransformedShape(to); |
| // Prepare test images |
| VolatileImage vi = getVolatileImage(gc, size); |
| BufferedImage bi = getBufferedImage(sw); |
| // Prepare gold images |
| BufferedImage goldvi = getCompatibleImage(gc, size); |
| BufferedImage goldbi = getBufferedImage(sw); |
| draw(clip, to, vi, bi, scale); |
| draw(clip, to, goldvi, goldbi, scale); |
| validate(bi, goldbi); |
| } |
| } |
| } |
| } |
| } |
| |
| private static void draw(Shape clip, Shape to, Image vi, BufferedImage bi, |
| int scale) { |
| Graphics2D big = bi.createGraphics(); |
| big.setComposite(AlphaComposite.Src); |
| big.setClip(clip); |
| Rectangle toBounds = to.getBounds(); |
| int x1 = toBounds.x; |
| |
| int y1 = toBounds.y; |
| int x2 = x1 + toBounds.width; |
| int y2 = y1 + toBounds.height; |
| big.drawImage(vi, x1, y1, x2, y2, 0, 0, toBounds.width / scale, |
| toBounds.height / scale, null); |
| big.dispose(); |
| vi.flush(); |
| } |
| |
| private static BufferedImage getBufferedImage(int sw) { |
| BufferedImage bi = new BufferedImage(sw, sw, |
| BufferedImage.TYPE_INT_ARGB); |
| Graphics2D g2d = bi.createGraphics(); |
| g2d.setColor(Color.RED); |
| g2d.fillRect(0, 0, sw, sw); |
| return bi; |
| } |
| |
| private static VolatileImage getVolatileImage(GraphicsConfiguration gc, |
| int size) { |
| VolatileImage vi = gc.createCompatibleVolatileImage(size, size); |
| Graphics2D g2d = vi.createGraphics(); |
| g2d.setColor(Color.GREEN); |
| g2d.fillRect(0, 0, size, size); |
| return vi; |
| } |
| |
| 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); |
| 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."); |
| } |
| } |
| } |
| } |
| } |