Mergejdk8u45-b01

1 files changed, 150 insertions, 0 deletions

diff --git a/test/java/awt/image/DrawImage/IncorrectUnmanagedImageSourceOffset.java b/test/java/awt/image/DrawImage/IncorrectUnmanagedImageSourceOffset.java
new file mode 100644
index 000000000..98cbcd44f
--- /dev/null
+++ b/test/java/awt/image/DrawImage/IncorrectUnmanagedImageSourceOffset.java
@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2014, 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.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.Transparency.*;
+import static java.awt.image.BufferedImage.*;
+
+/**
+ * @test
+ * @bug 8029253
+ * @summary Tests asymmetric source offsets when unmanaged image is drawn to VI.
+ *          Results of the blit to compatibleImage are used for comparison.
+ * @author Sergey Bylokhov
+ */
+public final class IncorrectUnmanagedImageSourceOffset {
+
+    private static final int[] TYPES = {TYPE_INT_RGB, TYPE_INT_ARGB,
+                                        TYPE_INT_ARGB_PRE, TYPE_INT_BGR,
+                                        TYPE_3BYTE_BGR, TYPE_4BYTE_ABGR,
+                                        TYPE_4BYTE_ABGR_PRE,
+                                        /*TYPE_USHORT_565_RGB,
+                                        TYPE_USHORT_555_RGB, TYPE_BYTE_GRAY,
+                                        TYPE_USHORT_GRAY,*/ TYPE_BYTE_BINARY,
+                                        TYPE_BYTE_INDEXED};
+    private static final int[] TRANSPARENCIES = {OPAQUE, BITMASK, TRANSLUCENT};
+
+    public static void main(final String[] args) throws IOException {
+        for (final int viType : TRANSPARENCIES) {
+            for (final int biType : TYPES) {
+                BufferedImage bi = makeUnmanagedBI(biType);
+                fill(bi);
+                test(bi, viType);
+            }
+        }
+    }
+
+    private static void test(BufferedImage bi, int type)
+            throws IOException {
+        GraphicsEnvironment ge = GraphicsEnvironment
+                .getLocalGraphicsEnvironment();
+        GraphicsConfiguration gc = ge.getDefaultScreenDevice()
+                                     .getDefaultConfiguration();
+        VolatileImage vi = gc.createCompatibleVolatileImage(511, 255, type);
+        BufferedImage gold = gc.createCompatibleImage(511, 255, type);
+        // draw to compatible Image
+        Graphics2D big = gold.createGraphics();
+        // force scaled blit
+        big.drawImage(bi, 7, 11, 127, 111, 7, 11, 127 * 2, 111, null);
+        big.dispose();
+        // draw to volatile image
+        BufferedImage snapshot;
+        while (true) {
+            vi.validate(gc);
+            if (vi.validate(gc) != VolatileImage.IMAGE_OK) {
+                try {
+                    Thread.sleep(100);
+                } catch (final InterruptedException ignored) {
+                }
+                continue;
+            }
+            Graphics2D vig = vi.createGraphics();
+            // force scaled blit
+            vig.drawImage(bi, 7, 11, 127, 111, 7, 11, 127 * 2, 111, null);
+            vig.dispose();
+            snapshot = vi.getSnapshot();
+            if (vi.contentsLost()) {
+                try {
+                    Thread.sleep(100);
+                } catch (final InterruptedException ignored) {
+                }
+                continue;
+            }
+            break;
+        }
+        // validate images
+        for (int x = 7; x < 127; ++x) {
+            for (int y = 11; y < 111; ++y) {
+                if (gold.getRGB(x, y) != snapshot.getRGB(x, y)) {
+                    ImageIO.write(gold, "png", new File("gold.png"));
+                    ImageIO.write(snapshot, "png", new File("bi.png"));
+                    throw new RuntimeException("Test failed.");
+                }
+            }
+        }
+    }
+
+    private static BufferedImage makeUnmanagedBI(final int type) {
+        final BufferedImage bi = new BufferedImage(511, 255, type);
+        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 void fill(final Image image) {
+        final Graphics2D graphics = (Graphics2D) image.getGraphics();
+        graphics.setComposite(AlphaComposite.Src);
+        for (int i = 0; i < image.getHeight(null); ++i) {
+            graphics.setColor(new Color(i, 0, 0));
+            graphics.fillRect(0, i, image.getWidth(null), 1);
+        }
+        graphics.dispose();
+    }
+}