66 lines
2.5 KiB
Java
66 lines
2.5 KiB
Java
/*
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* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.BasicStroke;
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import java.awt.Graphics2D;
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import java.awt.RenderingHints;
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import java.awt.Stroke;
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import java.awt.geom.Line2D;
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import java.awt.image.BufferedImage;
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import static java.awt.image.BufferedImage.TYPE_INT_ARGB_PRE;
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/**
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* @test
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* @bug 7018932
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* @summary fix LoopPipe.getStrokedSpans() performance (clipping enabled by Marlin renderer)
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* @run main/othervm/timeout=10 -Dsun.java2d.renderer=sun.java2d.marlin.DMarlinRenderingEngine StrokedLinePerf
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*/
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public class StrokedLinePerf {
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public static void main(String[] unused) {
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BufferedImage bi = new BufferedImage(400, 400, TYPE_INT_ARGB_PRE);
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test(bi, true);
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test(bi, false);
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}
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private static void test(BufferedImage bi, boolean useAA) {
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final long start = System.nanoTime();
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final Graphics2D g2d = bi.createGraphics();
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g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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(useAA) ? RenderingHints.VALUE_ANTIALIAS_ON
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: RenderingHints.VALUE_ANTIALIAS_OFF);
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Stroke stroke = new BasicStroke(2.0f, 1, 0, 1.0f, new float[]{0.0f, 4.0f}, 0.0f);
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g2d.setStroke(stroke);
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//Large values to trigger crash / infinite loop.
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g2d.draw(new Line2D.Double(4.0, 1.794369841E9, 567.0, -2.147483648E9));
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System.out.println("StrokedLinePerf(" + useAA + "): Test duration= " + (1e-6 * (System.nanoTime() - start)) + " ms.");
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g2d.dispose();
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}
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}
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