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