127 lines
4.9 KiB
Java
127 lines
4.9 KiB
Java
/*
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* Copyright (c) 2014, 2016, 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.Graphics2D;
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import java.awt.GraphicsConfiguration;
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import java.awt.GraphicsDevice;
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import java.awt.GraphicsEnvironment;
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import java.awt.Image;
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import java.awt.Polygon;
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import java.awt.geom.AffineTransform;
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import java.awt.image.BufferedImage;
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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.VolatileImage;
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import static java.awt.Transparency.*;
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import static java.awt.image.BufferedImage.*;
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/*
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* @test
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* @key headful
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* @bug 8029253 8059941
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* @summary Unmanaged images should be drawn fast.
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* @author Sergey Bylokhov
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*/
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public final class UnmanagedDrawImagePerformance {
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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};
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private static final int[] TRANSPARENCIES = {OPAQUE, BITMASK, TRANSLUCENT};
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private static final int SIZE = 1000;
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private static final AffineTransform[] TRANSFORMS = {
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AffineTransform.getScaleInstance(.5, .5),
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AffineTransform.getScaleInstance(1, 1),
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AffineTransform.getScaleInstance(2, 2),
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AffineTransform.getShearInstance(7, 11)};
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public static void main(final String[] args) {
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for (final AffineTransform atfm : TRANSFORMS) {
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for (final int viType : TRANSPARENCIES) {
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for (final int biType : TYPES) {
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final BufferedImage bi = makeUnmanagedBI(biType);
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final VolatileImage vi = makeVI(viType);
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final long time = test(bi, vi, atfm) / 1000000000;
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if (time > 1) {
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throw new RuntimeException(String.format(
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"drawImage is slow: %d seconds", time));
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}
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}
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}
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}
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}
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private static long test(Image bi, Image vi, AffineTransform atfm) {
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final Polygon p = new Polygon();
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p.addPoint(0, 0);
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p.addPoint(SIZE, 0);
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p.addPoint(0, SIZE);
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p.addPoint(SIZE, SIZE);
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p.addPoint(0, 0);
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Graphics2D g2d = (Graphics2D) vi.getGraphics();
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g2d.clip(p);
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g2d.transform(atfm);
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g2d.setComposite(AlphaComposite.SrcOver);
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final long start = System.nanoTime();
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g2d.drawImage(bi, 0, 0, null);
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final long time = System.nanoTime() - start;
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g2d.dispose();
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return time;
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}
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private static VolatileImage makeVI(final int type) {
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final GraphicsEnvironment ge = GraphicsEnvironment
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.getLocalGraphicsEnvironment();
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final GraphicsDevice gd = ge.getDefaultScreenDevice();
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final GraphicsConfiguration gc = gd.getDefaultConfiguration();
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return gc.createCompatibleVolatileImage(SIZE, SIZE, type);
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}
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private static BufferedImage makeUnmanagedBI(final int type) {
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final BufferedImage img = new BufferedImage(SIZE, SIZE, type);
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final DataBuffer db = img.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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} else {
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try {
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img.setAccelerationPriority(0.0f);
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} catch (final Throwable ignored) {
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}
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}
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return img;
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}
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}
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