1 /*
2 * Copyright (c) 2006, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 import java.awt.Color;
25 import java.awt.Frame;
26 import java.awt.Graphics;
27 import java.awt.Graphics2D;
28 import java.awt.GraphicsConfiguration;
29 import java.awt.GraphicsEnvironment;
30 import java.awt.RenderingHints;
31 import java.awt.Toolkit;
32 import java.awt.image.BufferedImage;
33 import java.awt.image.VolatileImage;
34 import java.io.File;
35 import java.io.IOException;
36 import javax.imageio.ImageIO;
37
38 /**
39 * @test
40 * @key headful
41 * @bug 6429665
42 * @bug 6588884
43 * @summary Tests that the transform is correctly handled
44 * @author Dmitri.Trembovetski area=Graphics
45 * @run main AcceleratedScaleTest
46 * @run main/othervm -Dsun.java2d.d3d=true AcceleratedScaleTest
47 * @run main/othervm -Dsun.java2d.opengl=true AcceleratedScaleTest
48 */
49 public class AcceleratedScaleTest {
50 private static final int IMAGE_SIZE = 200;
51 private static VolatileImage destVI;
52
53 private static void initVI(GraphicsConfiguration gc) {
54 int res;
55 if (destVI == null) {
56 res = VolatileImage.IMAGE_INCOMPATIBLE;
57 } else {
58 res = destVI.validate(gc);
59 }
60 if (res == VolatileImage.IMAGE_INCOMPATIBLE) {
61 if (destVI != null) destVI.flush();
62 destVI = gc.createCompatibleVolatileImage(IMAGE_SIZE, IMAGE_SIZE);
63 destVI.validate(gc);
64 res = VolatileImage.IMAGE_RESTORED;
65 }
66 if (res == VolatileImage.IMAGE_RESTORED) {
67 Graphics vig = destVI.getGraphics();
68 vig.setColor(Color.red);
69 vig.fillRect(0, 0, destVI.getWidth(), destVI.getHeight());
70 vig.dispose();
71 }
72 }
73
74 public static void main(String[] args) {
75 Frame f = new Frame();
76 f.pack();
77 GraphicsConfiguration gc = f.getGraphicsConfiguration();
78 if (gc.getColorModel().getPixelSize() < 16) {
79 System.out.printf("Bit depth: %d . Test considered passed.",
80 gc.getColorModel().getPixelSize());
81 f.dispose();
82 return;
83 }
84
85 BufferedImage bi =
86 new BufferedImage(IMAGE_SIZE/4, IMAGE_SIZE/4,
87 BufferedImage.TYPE_INT_RGB);
88 Graphics2D g = (Graphics2D)bi.getGraphics();
89 g.setColor(Color.red);
90 g.fillRect(0, 0, bi.getWidth(), bi.getHeight());
91 BufferedImage snapshot;
92 do {
93 initVI(gc);
94 g = (Graphics2D)destVI.getGraphics();
95 // "accelerate" BufferedImage
96 for (int i = 0; i < 5; i++) {
97 g.drawImage(bi, 0, 0, null);
98 }
99 g.setColor(Color.white);
100 g.fillRect(0, 0, destVI.getWidth(), destVI.getHeight());
101
102 // this will force the use of Transform primitive instead of
103 // Scale (the latter doesn't do bilinear filtering required by
104 // VALUE_RENDER_QUALITY, which triggers the bug in D3D pipeline
105 g.setRenderingHint(RenderingHints.KEY_RENDERING,
106 RenderingHints.VALUE_RENDER_QUALITY);
107 g.drawImage(bi, 0, 0, destVI.getWidth(), destVI.getHeight(), null);
108 g.fillRect(0, 0, destVI.getWidth(), destVI.getHeight());
109
110 g.drawImage(bi, 0, 0, destVI.getWidth(), destVI.getHeight(), null);
111
112 snapshot = destVI.getSnapshot();
113 } while (destVI.contentsLost());
114
115 f.dispose();
116 int whitePixel = Color.white.getRGB();
117 for (int y = 0; y < snapshot.getHeight(); y++) {
118 for (int x = 0; x < snapshot.getWidth(); x++) {
119 if (snapshot.getRGB(x, y) == whitePixel) {
120 System.out.printf("Found untouched pixel at %dx%d\n", x, y);
121 System.out.println("Dumping the dest. image to " +
122 "AcceleratedScaleTest_dst.png");
123 try {
124 ImageIO.write(snapshot, "png",
125 new File("AcceleratedScaleTest_dst.png"));
126 } catch (IOException ex) {
127 ex.printStackTrace();
128 }
129 throw new RuntimeException("Test failed.");
130 }
131 }
132 }
133 System.out.println("Test Passed.");
134 }
135
136 }