135 lines
5.1 KiB
Java
135 lines
5.1 KiB
Java
/*
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* Copyright (c) 2006, 2018, 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.Color;
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import java.awt.Frame;
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import java.awt.Graphics;
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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.RenderingHints;
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import java.awt.Toolkit;
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import java.awt.image.BufferedImage;
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import java.awt.image.VolatileImage;
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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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/**
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* @test
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* @key headful
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* @bug 6429665 6588884 8198613
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* @summary Tests that the transform is correctly handled
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* @author Dmitri.Trembovetski area=Graphics
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* @run main AcceleratedScaleTest
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* @run main/othervm -Dsun.java2d.d3d=true AcceleratedScaleTest
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*/
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public class AcceleratedScaleTest {
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private static final int IMAGE_SIZE = 200;
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private static VolatileImage destVI;
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private static void initVI(GraphicsConfiguration gc) {
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int res;
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if (destVI == null) {
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res = VolatileImage.IMAGE_INCOMPATIBLE;
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} else {
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res = destVI.validate(gc);
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}
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if (res == VolatileImage.IMAGE_INCOMPATIBLE) {
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if (destVI != null) destVI.flush();
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destVI = gc.createCompatibleVolatileImage(IMAGE_SIZE, IMAGE_SIZE);
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destVI.validate(gc);
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res = VolatileImage.IMAGE_RESTORED;
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}
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if (res == VolatileImage.IMAGE_RESTORED) {
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Graphics vig = destVI.getGraphics();
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vig.setColor(Color.red);
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vig.fillRect(0, 0, destVI.getWidth(), destVI.getHeight());
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vig.dispose();
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}
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}
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public static void main(String[] args) {
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Frame f = new Frame();
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f.pack();
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GraphicsConfiguration gc = f.getGraphicsConfiguration();
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if (gc.getColorModel().getPixelSize() < 16) {
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System.out.printf("Bit depth: %d . Test considered passed.",
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gc.getColorModel().getPixelSize());
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f.dispose();
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return;
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}
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BufferedImage bi =
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new BufferedImage(IMAGE_SIZE/4, IMAGE_SIZE/4,
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BufferedImage.TYPE_INT_RGB);
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Graphics2D g = (Graphics2D)bi.getGraphics();
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g.setColor(Color.red);
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g.fillRect(0, 0, bi.getWidth(), bi.getHeight());
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BufferedImage snapshot;
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do {
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initVI(gc);
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g = (Graphics2D)destVI.getGraphics();
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// "accelerate" BufferedImage
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for (int i = 0; i < 5; i++) {
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g.drawImage(bi, 0, 0, null);
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}
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g.setColor(Color.white);
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g.fillRect(0, 0, destVI.getWidth(), destVI.getHeight());
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// this will force the use of Transform primitive instead of
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// Scale (the latter doesn't do bilinear filtering required by
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// VALUE_RENDER_QUALITY, which triggers the bug in D3D pipeline
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g.setRenderingHint(RenderingHints.KEY_RENDERING,
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RenderingHints.VALUE_RENDER_QUALITY);
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g.drawImage(bi, 0, 0, destVI.getWidth(), destVI.getHeight(), null);
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g.fillRect(0, 0, destVI.getWidth(), destVI.getHeight());
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g.drawImage(bi, 0, 0, destVI.getWidth(), destVI.getHeight(), null);
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snapshot = destVI.getSnapshot();
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} while (destVI.contentsLost());
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f.dispose();
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int whitePixel = Color.white.getRGB();
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for (int y = 0; y < snapshot.getHeight(); y++) {
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for (int x = 0; x < snapshot.getWidth(); x++) {
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if (snapshot.getRGB(x, y) == whitePixel) {
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System.out.printf("Found untouched pixel at %dx%d\n", x, y);
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System.out.println("Dumping the dest. image to " +
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"AcceleratedScaleTest_dst.png");
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try {
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ImageIO.write(snapshot, "png",
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new File("AcceleratedScaleTest_dst.png"));
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} catch (IOException ex) {
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ex.printStackTrace();
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}
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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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System.out.println("Test Passed.");
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}
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}
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