| /* |
| * Copyright (c) 2006, 2008, 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. |
| */ |
| |
| /** |
| * @test |
| * @bug 6366813 6459844 |
| * @summary Tests that no exception is thrown if a frame is resized just |
| * before we create a bufferStrategy |
| * @author Dmitri.Trembovetski area=FullScreen/BufferStrategy |
| * @run main/othervm -Dsun.java2d.opengl=true BufferStrategyExceptionTest |
| * @run main/othervm BufferStrategyExceptionTest |
| */ |
| |
| import java.awt.AWTException; |
| import java.awt.BufferCapabilities; |
| import java.awt.Color; |
| import java.awt.Dimension; |
| import java.awt.Frame; |
| import java.awt.Graphics; |
| import java.awt.GraphicsConfiguration; |
| import java.awt.GraphicsDevice; |
| import java.awt.GraphicsEnvironment; |
| import java.awt.ImageCapabilities; |
| import java.awt.image.BufferStrategy; |
| import java.awt.image.BufferedImage; |
| |
| /** |
| * The purpose of this test is to make sure that we do not throw an |
| * IllegalStateException during the creation of BufferStrategy if |
| * a window has been resized just before our creation attempt. |
| * |
| * We test both windowed and fullscreen mode, although the exception has |
| * been observed in full screen mode only. |
| */ |
| public class BufferStrategyExceptionTest { |
| private static final int TEST_REPS = 20; |
| |
| public static void main(String[] args) { |
| GraphicsDevice gd = |
| GraphicsEnvironment.getLocalGraphicsEnvironment(). |
| getDefaultScreenDevice(); |
| |
| for (int i = 0; i < TEST_REPS; i++) { |
| TestFrame f = new TestFrame(); |
| f.pack(); |
| f.setSize(400, 400); |
| f.setVisible(true); |
| if (i % 2 == 0) { |
| gd.setFullScreenWindow(f); |
| } |
| // generate a resize event which will invalidate the peer's |
| // surface data and hopefully cause an exception during |
| // BufferStrategy creation in TestFrame.render() |
| Dimension d = f.getSize(); |
| d.width -= 5; d.height -= 5; |
| f.setSize(d); |
| |
| f.render(); |
| gd.setFullScreenWindow(null); |
| sleep(100); |
| f.dispose(); |
| } |
| System.out.println("Test passed."); |
| } |
| |
| private static void sleep(long msecs) { |
| try { |
| Thread.sleep(msecs); |
| } catch (InterruptedException ex) { |
| ex.printStackTrace(); |
| } |
| } |
| |
| private static final BufferedImage bi = |
| new BufferedImage(200, 200, BufferedImage.TYPE_INT_RGB); |
| |
| static class TestFrame extends Frame { |
| TestFrame() { |
| setUndecorated(true); |
| setIgnoreRepaint(true); |
| setSize(400, 400); |
| } |
| |
| public void render() { |
| ImageCapabilities imgBackBufCap = new ImageCapabilities(true); |
| ImageCapabilities imgFrontBufCap = new ImageCapabilities(true); |
| BufferCapabilities bufCap = |
| new BufferCapabilities(imgFrontBufCap, |
| imgBackBufCap, BufferCapabilities.FlipContents.COPIED); |
| try { |
| |
| createBufferStrategy(2, bufCap); |
| } catch (AWTException ex) { |
| createBufferStrategy(2); |
| } |
| |
| BufferStrategy bs = getBufferStrategy(); |
| do { |
| Graphics g = bs.getDrawGraphics(); |
| g.setColor(Color.green); |
| g.fillRect(0, 0, getWidth(), getHeight()); |
| |
| g.setColor(Color.red); |
| g.drawString("Rendering test", 20, 20); |
| |
| g.drawImage(bi, 50, 50, null); |
| |
| g.dispose(); |
| bs.show(); |
| } while (bs.contentsLost()||bs.contentsRestored()); |
| } |
| } |
| |
| } |