--- /dev/null 2015-11-26 18:53:38.000000000 +0400 +++ new/test/java/awt/Graphics/CopyScaledArea/CopyScaledAreaTest.java 2015-11-26 18:53:38.000000000 +0400 @@ -0,0 +1,156 @@ +/* + * Copyright (c) 2015, 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.*; +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +import java.awt.image.BufferedImage; +import java.awt.image.VolatileImage; +import static sun.awt.OSInfo.*; + +/** + * @test + * @bug 8069348 + * @summary SunGraphics2D.copyArea() does not properly work for scaled graphics + * @modules java.desktop/sun.awt + * @run main/othervm -Dsun.java2d.uiScale=2 CopyScaledAreaTest + * @run main/othervm -Dsun.java2d.opengl=true -Dsun.java2d.uiScale=2 CopyScaledAreaTest + * @run main/othervm -Dsun.java2d.d3d=true -Dsun.java2d.uiScale=2 CopyScaledAreaTest + * @run main/othervm -Dsun.java2d.d3d=false -Dsun.java2d.opengl=false + * -Dsun.java2d.uiScale=2 CopyScaledAreaTest + */ +public class CopyScaledAreaTest { + + private static final int IMAGE_WIDTH = 800; + private static final int IMAGE_HEIGHT = 800; + private static final double SCALE = 1.3; + private static final int X = 50; + private static final int Y = 50; + private static final int W = 100; + private static final int H = 75; + private static final int DX = 15; + private static final int DY = 10; + private static final int N = 3; + private static final Color BACKGROUND_COLOR = Color.YELLOW; + private static final Color FILL_COLOR = Color.ORANGE; + + private static boolean isSupported() { + String d3d = System.getProperty("sun.java2d.d3d"); + return !Boolean.getBoolean(d3d) || getOSType() == OSType.WINDOWS; + } + + private static int scale(int x) { + return (int) Math.floor(x * SCALE); + } + + private static VolatileImage createVolatileImage(GraphicsConfiguration conf) { + return conf.createCompatibleVolatileImage(IMAGE_WIDTH, IMAGE_HEIGHT); + } + + // rendering to the image + private static void renderOffscreen(VolatileImage vImg, + GraphicsConfiguration conf) { + int attempts = 0; + do { + + if (attempts > 10) { + throw new RuntimeException("Too many attempts!"); + } + + if (vImg.validate(conf) == VolatileImage.IMAGE_INCOMPATIBLE) { + // old vImg doesn't work with new GraphicsConfig; re-create it + vImg = createVolatileImage(conf); + } + Graphics2D g = vImg.createGraphics(); + // + // miscellaneous rendering commands... + // + g.setColor(BACKGROUND_COLOR); + g.fillRect(0, 0, IMAGE_WIDTH, IMAGE_HEIGHT); + g.scale(SCALE, SCALE); + + g.setColor(FILL_COLOR); + g.fillRect(X, Y, W, H); + + for (int i = 0; i < N; i++) { + g.copyArea(X + i * DX, Y + i * DY, W, H, DX, DY); + } + g.dispose(); + attempts++; + } while (vImg.contentsLost()); + } + + public static void main(String[] args) throws Exception { + + if (!isSupported()) { + return; + } + + GraphicsConfiguration graphicsConfiguration = + GraphicsEnvironment.getLocalGraphicsEnvironment() + .getDefaultScreenDevice().getDefaultConfiguration(); + + BufferedImage buffImage = new BufferedImage(IMAGE_WIDTH, IMAGE_HEIGHT, + BufferedImage.TYPE_INT_RGB); + Graphics g = buffImage.createGraphics(); + + // copying from the image (here, gScreen is the Graphics + // object for the onscreen window) + VolatileImage vImg = createVolatileImage(graphicsConfiguration); + + int attempts = 0; + do { + + if (attempts > 10) { + throw new RuntimeException("Too many attempts!"); + } + + int returnCode = vImg.validate(graphicsConfiguration); + if (returnCode == VolatileImage.IMAGE_RESTORED) { + // Contents need to be restored + renderOffscreen(vImg, graphicsConfiguration); // restore contents + } else if (returnCode == VolatileImage.IMAGE_INCOMPATIBLE) { + // old vImg doesn't work with new GraphicsConfig; re-create it + vImg = createVolatileImage(graphicsConfiguration); + renderOffscreen(vImg, graphicsConfiguration); + } + g.drawImage(vImg, 0, 0, null); + attempts++; + } while (vImg.contentsLost()); + + g.dispose(); + + int x = scale(X + N * DX); + int y = scale(Y + N * DY); + int w = scale(W); + int h = scale(H); + + for (int i = x; i < x + w; i++) { + for (int j = y; j < y + h; j++) { + if (buffImage.getRGB(i, j) != FILL_COLOR.getRGB()) { + throw new RuntimeException("Wrong rectangle color!"); + } + } + } + } +}