| /* |
| * Copyright (c) 2004, 2018, 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 5089985 |
| * @summary Test checks that drawing AA lines don't crash the VM |
| */ |
| |
| import java.awt.Graphics2D; |
| import java.awt.RenderingHints; |
| import java.awt.geom.GeneralPath; |
| import java.awt.image.BufferedImage; |
| |
| public class AALineTest { |
| |
| /* Pairs of endpoints which cause VM crash */ |
| |
| public static int xBound [][] = { |
| {634,25,640,33}, |
| {634,57,640,65}, |
| {634,89,640,97}, |
| {634,121,640,129}, |
| {634,153,640,161}, |
| {634,185,640,193}, |
| {634,217,640,225}, |
| {634,249,640,257}, |
| {634,281,640,289}, |
| {634,313,640,321}, |
| {634,345,640,353}, |
| {634,377,640,385}, |
| {634,409,640,417}, |
| {634,441,640,449} |
| }; |
| |
| public static int yBound [][] = { |
| {25, 634,33, 640}, |
| {57, 634,65, 640}, |
| {89, 634,97, 640}, |
| {121,634,129,640}, |
| {153,634,161,640}, |
| {185,634,193,640}, |
| {217,634,225,640}, |
| {249,634,257,640}, |
| {281,634,289,640}, |
| {313,634,321,640}, |
| {345,634,353,640}, |
| {377,634,385,640}, |
| {409,634,417,640}, |
| {441,634,449,640} |
| }; |
| |
| public static void main(String[] args) { |
| BufferedImage image = |
| new BufferedImage(640, 480, BufferedImage.TYPE_INT_ARGB); |
| |
| Graphics2D graphics = image.createGraphics(); |
| graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
| RenderingHints.VALUE_ANTIALIAS_ON); |
| |
| GeneralPath path = new GeneralPath(); |
| for(int i=0; i < xBound.length; i++) { |
| path.reset(); |
| path.moveTo(0, 0); |
| path.lineTo(xBound[i][0],xBound[i][1]); |
| path.lineTo(xBound[i][2],xBound[i][3]); |
| path.closePath(); |
| graphics.draw(path); |
| } |
| |
| image = new BufferedImage(480, 640, BufferedImage.TYPE_INT_ARGB); |
| |
| graphics = image.createGraphics(); |
| graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
| RenderingHints.VALUE_ANTIALIAS_ON); |
| |
| for(int i=0; i < yBound.length; i++) { |
| path.reset(); |
| path.moveTo(0, 0); |
| path.lineTo(yBound[i][0],yBound[i][1]); |
| path.lineTo(yBound[i][2],yBound[i][3]); |
| path.closePath(); |
| graphics.draw(path); |
| } |
| } |
| } |