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/*
* Copyright (c) 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.BasicStroke;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.geom.Path2D;
import java.awt.geom.PathIterator;
import java.awt.image.BufferedImage;
import java.awt.image.Raster;
import java.io.File;
import java.io.IOException;
import static java.lang.Double.NEGATIVE_INFINITY;
import static java.lang.Double.POSITIVE_INFINITY;
import static java.lang.Double.NaN;
import java.util.Arrays;
import java.util.Locale;
import java.util.logging.Handler;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
/**
* @test
* @bug 8149338 8144938
* @summary Verifies that Marlin supports NaN coordinates (no JVM crash)
* but also it skips properly point coordinates with NaN / Infinity values
* @run main CrashNaNTest
*/
public class CrashNaNTest {
static final boolean SAVE_IMAGE = false;
public static void main(String argv[]) {
Locale.setDefault(Locale.US);
// initialize j.u.l Looger:
final Logger log = Logger.getLogger("sun.java2d.marlin");
log.addHandler(new Handler() {
@Override
public void publish(LogRecord record) {
Throwable th = record.getThrown();
// detect any Throwable:
if (th != null) {
System.out.println("Test failed:\n" + record.getMessage());
th.printStackTrace(System.out);
throw new RuntimeException("Test failed: ", th);
}
}
@Override
public void flush() {
}
@Override
public void close() throws SecurityException {
}
});
// enable Marlin logging & internal checks:
System.setProperty("sun.java2d.renderer.log", "true");
System.setProperty("sun.java2d.renderer.useLogger", "true");
System.setProperty("sun.java2d.renderer.doChecks", "true");
testFillDefaultAt();
testDrawComplexAt();
testPathClosed();
testStrokedShapes();
}
private static void testFillDefaultAt() {
final int width = 400;
final int height = 400;
final BufferedImage image = new BufferedImage(width, height,
BufferedImage.TYPE_INT_ARGB);
final Graphics2D g2d = (Graphics2D) image.getGraphics();
try {
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setBackground(Color.WHITE);
g2d.clearRect(0, 0, width, height);
final Path2D.Double path = new Path2D.Double();
path.moveTo(100, 100);
for (int i = 0; i < 20000; i++) {
path.lineTo(110 + 0.01 * i, 110);
path.lineTo(111 + 0.01 * i, 100);
}
path.lineTo(NaN, 200);
path.lineTo(200, 200);
path.lineTo(200, NaN);
path.lineTo(300, 300);
path.lineTo(NaN, NaN);
path.lineTo(100, 200);
path.closePath();
final Path2D.Double path2 = new Path2D.Double();
path2.moveTo(0, 0);
path2.lineTo(100, height);
path2.lineTo(0, 200);
path2.closePath();
g2d.setColor(Color.BLUE);
g2d.fill(path);
g2d.setColor(Color.GREEN);
g2d.fill(path2);
g2d.setColor(Color.BLACK);
g2d.draw(path);
g2d.draw(path2);
if (SAVE_IMAGE) {
try {
final File file = new File("CrashNaNTest-fill.png");
System.out.println("Writing file: "
+ file.getAbsolutePath());
ImageIO.write(image, "PNG", file);
} catch (IOException ex) {
System.out.println("Writing file failure:");
ex.printStackTrace();
}
}
// Check image on few pixels:
final Raster raster = image.getData();
checkPixel(raster, 200, 195, Color.BLUE.getRGB());
checkPixel(raster, 105, 195, Color.BLUE.getRGB());
checkPixel(raster, 286, 290, Color.BLUE.getRGB());
checkPixel(raster, 108, 105, Color.WHITE.getRGB());
checkPixel(raster, 205, 200, Color.WHITE.getRGB());
checkPixel(raster, 5, 200, Color.GREEN.getRGB());
} finally {
g2d.dispose();
}
}
private static void testDrawComplexAt() {
final int width = 400;
final int height = 400;
final BufferedImage image = new BufferedImage(width, height,
BufferedImage.TYPE_INT_ARGB);
final Graphics2D g2d = (Graphics2D) image.getGraphics();
try {
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL,
RenderingHints.VALUE_STROKE_PURE);
g2d.setBackground(Color.WHITE);
g2d.clearRect(0, 0, width, height);
final Path2D.Double path = new Path2D.Double();
path.moveTo(100, 100);
for (int i = 0; i < 20000; i++) {
path.lineTo(110 + 0.01 * i, 110);
path.lineTo(111 + 0.01 * i, 100);
}
path.lineTo(NaN, 200);
path.lineTo(200, 200);
path.lineTo(200, NaN);
path.lineTo(300, 300);
path.lineTo(NaN, NaN);
path.lineTo(100, 200);
path.closePath();
final Path2D.Double path2 = new Path2D.Double();
path2.moveTo(0, 0);
path2.lineTo(100, height);
path2.lineTo(0, 200);
path2.closePath();
// Define an non-uniform transform:
g2d.scale(0.5, 1.0);
g2d.rotate(Math.PI / 31);
g2d.setColor(Color.BLACK);
g2d.draw(path);
g2d.draw(path2);
if (SAVE_IMAGE) {
try {
final File file = new File("CrashNaNTest-draw.png");
System.out.println("Writing file: "
+ file.getAbsolutePath());
ImageIO.write(image, "PNG", file);
} catch (IOException ex) {
System.out.println("Writing file failure:");
ex.printStackTrace();
}
}
// Check image on few pixels:
final Raster raster = image.getData();
checkPixelNotWhite(raster, 40, 210);
checkPixelNotWhite(raster, 44, 110);
checkPixelNotWhite(raster, 60, 120);
checkPixelNotWhite(raster, 89, 219);
checkPixelNotWhite(raster, 28, 399);
checkPixelNotWhite(raster, 134, 329);
} finally {
g2d.dispose();
}
}
private static void testPathClosed() {
final int width = 100;
final int height = 100;
final BufferedImage image = new BufferedImage(width, height,
BufferedImage.TYPE_INT_ARGB);
final Graphics2D g2d = (Graphics2D) image.getGraphics();
try {
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setBackground(Color.WHITE);
g2d.clearRect(0, 0, width, height);
final Path2D.Double path = new Path2D.Double();
path.moveTo(40, 40);
path.lineTo(0, 0);
path.lineTo(80, 0);
path.closePath();
path.lineTo(80, 80);
path.lineTo(0, 80);
path.closePath();
g2d.setColor(Color.BLUE);
g2d.fill(path);
g2d.setColor(Color.BLACK);
g2d.draw(path);
if (SAVE_IMAGE) {
try {
final File file = new File("CrashNaNTest-path-closed.png");
System.out.println("Writing file: "
+ file.getAbsolutePath());
ImageIO.write(image, "PNG", file);
} catch (IOException ex) {
System.out.println("Writing file failure:");
ex.printStackTrace();
}
}
// Check image on few pixels:
final Raster raster = image.getData();
checkPixel(raster, 10, 05, Color.BLUE.getRGB());
checkPixel(raster, 70, 05, Color.BLUE.getRGB());
checkPixel(raster, 40, 35, Color.BLUE.getRGB());
checkPixel(raster, 10, 75, Color.BLUE.getRGB());
checkPixel(raster, 70, 75, Color.BLUE.getRGB());
checkPixel(raster, 40, 45, Color.BLUE.getRGB());
} finally {
g2d.dispose();
}
}
private static void testStrokedShapes() {
final Stroke stroke = new BasicStroke();
final Path2D.Double path = new Path2D.Double();
Shape s;
// Check filtering NaN values:
path.reset();
path.moveTo(100, NaN);
path.lineTo(NaN, 100);
path.lineTo(NaN, NaN);
path.quadTo(NaN, 100, NaN, 100);
path.quadTo(100, NaN, 100, NaN);
path.quadTo(NaN, NaN, NaN, NaN);
path.curveTo(NaN, 100, NaN, 100, NaN, 100);
path.curveTo(100, NaN, 100, NaN, 100, NaN);
path.curveTo(NaN, NaN, NaN, NaN, NaN, NaN);
path.closePath();
s = stroke.createStrokedShape(path);
checkEmptyPath(s);
// Check filtering +Infinity values:
path.reset();
path.moveTo(100, POSITIVE_INFINITY);
path.lineTo(POSITIVE_INFINITY, 100);
path.lineTo(POSITIVE_INFINITY, POSITIVE_INFINITY);
path.quadTo(POSITIVE_INFINITY, 100,
POSITIVE_INFINITY, 100);
path.quadTo(100, POSITIVE_INFINITY,
100, POSITIVE_INFINITY);
path.quadTo(POSITIVE_INFINITY, POSITIVE_INFINITY,
POSITIVE_INFINITY, POSITIVE_INFINITY);
path.curveTo(POSITIVE_INFINITY, 100,
POSITIVE_INFINITY, 100,
POSITIVE_INFINITY, 100);
path.curveTo(100, POSITIVE_INFINITY,
100, POSITIVE_INFINITY,
100, POSITIVE_INFINITY);
path.curveTo(POSITIVE_INFINITY, POSITIVE_INFINITY,
POSITIVE_INFINITY, POSITIVE_INFINITY,
POSITIVE_INFINITY, POSITIVE_INFINITY);
path.closePath();
s = stroke.createStrokedShape(path);
checkEmptyPath(s);
// Check filtering -Infinity values:
path.reset();
path.moveTo(100, NEGATIVE_INFINITY);
path.lineTo(NEGATIVE_INFINITY, 100);
path.lineTo(NEGATIVE_INFINITY, NEGATIVE_INFINITY);
path.quadTo(NEGATIVE_INFINITY, 100,
NEGATIVE_INFINITY, 100);
path.quadTo(100, NEGATIVE_INFINITY,
100, NEGATIVE_INFINITY);
path.quadTo(NEGATIVE_INFINITY, NEGATIVE_INFINITY,
NEGATIVE_INFINITY, NEGATIVE_INFINITY);
path.curveTo(NEGATIVE_INFINITY, 100,
NEGATIVE_INFINITY, 100,
NEGATIVE_INFINITY, 100);
path.curveTo(100, NEGATIVE_INFINITY,
100, NEGATIVE_INFINITY,
100, NEGATIVE_INFINITY);
path.curveTo(NEGATIVE_INFINITY, NEGATIVE_INFINITY,
NEGATIVE_INFINITY, NEGATIVE_INFINITY,
NEGATIVE_INFINITY, NEGATIVE_INFINITY);
path.closePath();
s = stroke.createStrokedShape(path);
checkEmptyPath(s);
}
private static void checkEmptyPath(final Shape s) {
final float[] coords = new float[6];
final PathIterator it = s.getPathIterator(null);
int n = 0;
for (; !it.isDone(); it.next()) {
int type = it.currentSegment(coords);
System.out.println("unexpected segment type= " + type
+ " with coords: " + Arrays.toString(coords));
n++;
}
if (n != 0) {
System.out.println("path elements = " + n);
throw new IllegalStateException("Not empty path: "
+ n + " path elements !");
}
}
private static void checkPixel(final Raster raster,
final int x, final int y,
final int expected) {
final int[] rgb = (int[]) raster.getDataElements(x, y, null);
if (rgb[0] != expected) {
throw new IllegalStateException("bad pixel at (" + x + ", " + y
+ ") = " + rgb[0] + " expected: " + expected);
}
}
private static void checkPixelNotWhite(final Raster raster,
final int x, final int y) {
final int[] rgb = (int[]) raster.getDataElements(x, y, null);
if (rgb[0] == Color.WHITE.getRGB()) {
throw new IllegalStateException("bad pixel at (" + x + ", " + y
+ ") is white (empty)");
}
}
}
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