202 lines
8.0 KiB
Java
202 lines
8.0 KiB
Java
/*
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* Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.AlphaComposite;
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import java.awt.Color;
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import java.awt.Graphics2D;
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import java.awt.GraphicsConfiguration;
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import java.awt.GraphicsEnvironment;
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import java.awt.Image;
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import java.awt.Transparency;
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import java.awt.color.ColorSpace;
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import java.awt.image.BufferedImage;
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import java.awt.image.ColorModel;
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import java.awt.image.ComponentColorModel;
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import java.awt.image.DataBuffer;
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import java.awt.image.DataBufferByte;
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import java.awt.image.DataBufferInt;
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import java.awt.image.DataBufferShort;
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import java.awt.image.Raster;
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import java.awt.image.VolatileImage;
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import java.awt.image.WritableRaster;
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import java.io.File;
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import java.io.IOException;
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import javax.imageio.ImageIO;
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import static java.awt.Transparency.BITMASK;
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import static java.awt.Transparency.OPAQUE;
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import static java.awt.Transparency.TRANSLUCENT;
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import static java.awt.image.BufferedImage.TYPE_3BYTE_BGR;
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import static java.awt.image.BufferedImage.TYPE_4BYTE_ABGR;
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import static java.awt.image.BufferedImage.TYPE_4BYTE_ABGR_PRE;
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import static java.awt.image.BufferedImage.TYPE_BYTE_BINARY;
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import static java.awt.image.BufferedImage.TYPE_BYTE_INDEXED;
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import static java.awt.image.BufferedImage.TYPE_CUSTOM;
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import static java.awt.image.BufferedImage.TYPE_INT_ARGB;
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import static java.awt.image.BufferedImage.TYPE_INT_ARGB_PRE;
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import static java.awt.image.BufferedImage.TYPE_INT_BGR;
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import static java.awt.image.BufferedImage.TYPE_INT_RGB;
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/**
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* @test
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* @key headful
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* @bug 8029253 6207877
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* @summary Tests the case when unmanaged image is drawn to VI.
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* Results of the blit to compatibleImage are used for comparison.
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* @author Sergey Bylokhov
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* @run main/othervm SimpleUnmanagedImage
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* @run main/othervm -Dsun.java2d.uiScale=1 SimpleUnmanagedImage
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* @run main/othervm -Dsun.java2d.uiScale=2 SimpleUnmanagedImage
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*/
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public final class SimpleUnmanagedImage {
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// See the same test for managed images: SimpleManagedImage
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private static final int[] TYPES = {TYPE_INT_RGB, TYPE_INT_ARGB,
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TYPE_INT_ARGB_PRE, TYPE_INT_BGR,
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TYPE_3BYTE_BGR, TYPE_4BYTE_ABGR,
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TYPE_4BYTE_ABGR_PRE,
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/*TYPE_USHORT_565_RGB,
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TYPE_USHORT_555_RGB, TYPE_BYTE_GRAY,
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TYPE_USHORT_GRAY,*/ TYPE_BYTE_BINARY,
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TYPE_BYTE_INDEXED, TYPE_CUSTOM};
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private static final int[] TRANSPARENCIES = {OPAQUE, BITMASK, TRANSLUCENT};
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public static void main(final String[] args) throws IOException {
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for (final int viType : TRANSPARENCIES) {
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for (final int biType : TYPES) {
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BufferedImage bi = makeUnmanagedBI(biType);
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fill(bi);
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test(bi, viType);
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}
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}
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}
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private static void test(BufferedImage bi, int type)
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throws IOException {
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GraphicsEnvironment ge = GraphicsEnvironment
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.getLocalGraphicsEnvironment();
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GraphicsConfiguration gc = ge.getDefaultScreenDevice()
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.getDefaultConfiguration();
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VolatileImage vi = gc.createCompatibleVolatileImage(1000, 1000, type);
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BufferedImage gold = gc.createCompatibleImage(1000, 1000, type);
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// draw to compatible Image
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init(gold);
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Graphics2D big = gold.createGraphics();
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big.drawImage(bi, 7, 11, null);
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big.dispose();
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// draw to volatile image
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BufferedImage snapshot;
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while (true) {
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vi.validate(gc);
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if (vi.validate(gc) != VolatileImage.IMAGE_OK) {
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try {
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Thread.sleep(100);
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} catch (final InterruptedException ignored) {
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}
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continue;
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}
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init(vi);
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Graphics2D vig = vi.createGraphics();
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vig.drawImage(bi, 7, 11, null);
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vig.dispose();
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snapshot = vi.getSnapshot();
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if (vi.contentsLost()) {
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try {
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Thread.sleep(100);
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} catch (final InterruptedException ignored) {
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}
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continue;
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}
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break;
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}
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// validate images
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for (int x = 0; x < 1000; ++x) {
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for (int y = 0; y < 1000; ++y) {
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if (gold.getRGB(x, y) != snapshot.getRGB(x, y)) {
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ImageIO.write(gold, "png", new File("gold.png"));
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ImageIO.write(snapshot, "png", new File("bi.png"));
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throw new RuntimeException("Test failed.");
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}
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}
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}
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}
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private static BufferedImage makeUnmanagedBI(final int type) {
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final BufferedImage bi;
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if (type == TYPE_CUSTOM) {
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bi = makeCustomUnmanagedBI();
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} else {
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bi = new BufferedImage(511, 255, type);
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}
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final DataBuffer db = bi.getRaster().getDataBuffer();
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if (db instanceof DataBufferInt) {
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((DataBufferInt) db).getData();
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} else if (db instanceof DataBufferShort) {
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((DataBufferShort) db).getData();
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} else if (db instanceof DataBufferByte) {
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((DataBufferByte) db).getData();
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}
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bi.setAccelerationPriority(0.0f);
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return bi;
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}
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/**
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* Returns the custom buffered image, which mostly identical to
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* BufferedImage.(w,h,TYPE_3BYTE_BGR), but uses the bigger scanlineStride.
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* This means that the raster will have gaps, between the rows.
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*/
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private static BufferedImage makeCustomUnmanagedBI() {
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int w = 511, h = 255;
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ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
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int[] nBits = {8, 8, 8};
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int[] bOffs = {2, 1, 0};
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ColorModel colorModel = new ComponentColorModel(cs, nBits, false, false,
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Transparency.OPAQUE,
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DataBuffer.TYPE_BYTE);
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WritableRaster raster =
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Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, w, h,
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w * 3 + 2, 3, bOffs, null);
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return new BufferedImage(colorModel, raster, true, null);
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}
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private static void init(final Image image) {
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final Graphics2D graphics = (Graphics2D) image.getGraphics();
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graphics.setComposite(AlphaComposite.Src);
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graphics.setColor(new Color(0, 0, 0, 0));
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graphics.fillRect(0, 0, image.getWidth(null), image.getHeight(null));
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graphics.dispose();
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}
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private static void fill(final Image image) {
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final Graphics2D graphics = (Graphics2D) image.getGraphics();
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graphics.setComposite(AlphaComposite.Src);
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for (int i = 0; i < image.getHeight(null); ++i) {
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graphics.setColor(new Color(i, 0, 0));
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graphics.fillRect(0, i, image.getWidth(null), 1);
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}
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graphics.dispose();
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}
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}
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