author | lbourges |
Wed, 15 Jun 2016 21:43:39 +0200 | |
changeset 39519 | 21bfc4452441 |
parent 36902 | bb30d89aa00e |
child 40421 | d5ee65e2b0fb |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007, 2016, 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. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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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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||
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package sun.java2d.marlin; |
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||
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import java.awt.BasicStroke; |
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import java.awt.Shape; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Path2D; |
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import java.awt.geom.PathIterator; |
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import java.security.AccessController; |
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import static sun.java2d.marlin.MarlinUtils.logInfo; |
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import sun.awt.geom.PathConsumer2D; |
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import sun.java2d.ReentrantContextProvider; |
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import sun.java2d.ReentrantContextProviderCLQ; |
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import sun.java2d.ReentrantContextProviderTL; |
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import sun.java2d.pipe.AATileGenerator; |
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import sun.java2d.pipe.Region; |
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import sun.java2d.pipe.RenderingEngine; |
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import sun.security.action.GetPropertyAction; |
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||
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/** |
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* Marlin RendererEngine implementation (derived from Pisces) |
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*/ |
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public class MarlinRenderingEngine extends RenderingEngine |
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implements MarlinConst |
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{ |
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private static enum NormMode {ON_WITH_AA, ON_NO_AA, OFF} |
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private static final float MIN_PEN_SIZE = 1f / NORM_SUBPIXELS; |
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static final float UPPER_BND = Float.MAX_VALUE / 2.0f; |
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static final float LOWER_BND = -UPPER_BND; |
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/** |
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* Public constructor |
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*/ |
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public MarlinRenderingEngine() { |
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super(); |
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logSettings(MarlinRenderingEngine.class.getName()); |
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} |
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/** |
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* Create a widened path as specified by the parameters. |
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* <p> |
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* The specified {@code src} {@link Shape} is widened according |
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* to the specified attribute parameters as per the |
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* {@link BasicStroke} specification. |
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* |
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* @param src the source path to be widened |
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* @param width the width of the widened path as per {@code BasicStroke} |
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* @param caps the end cap decorations as per {@code BasicStroke} |
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* @param join the segment join decorations as per {@code BasicStroke} |
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* @param miterlimit the miter limit as per {@code BasicStroke} |
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* @param dashes the dash length array as per {@code BasicStroke} |
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* @param dashphase the initial dash phase as per {@code BasicStroke} |
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* @return the widened path stored in a new {@code Shape} object |
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* @since 1.7 |
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*/ |
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@Override |
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public Shape createStrokedShape(Shape src, |
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float width, |
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int caps, |
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int join, |
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float miterlimit, |
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float[] dashes, |
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float dashphase) |
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{ |
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final RendererContext rdrCtx = getRendererContext(); |
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try { |
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// initialize a large copyable Path2D to avoid a lot of array growing: |
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final Path2D.Float p2d = |
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(rdrCtx.p2d == null) ? |
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(rdrCtx.p2d = new Path2D.Float(Path2D.WIND_NON_ZERO, |
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INITIAL_MEDIUM_ARRAY)) |
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: rdrCtx.p2d; |
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// reset |
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p2d.reset(); |
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strokeTo(rdrCtx, |
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src, |
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null, |
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width, |
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NormMode.OFF, |
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caps, |
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join, |
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miterlimit, |
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dashes, |
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dashphase, |
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rdrCtx.transformerPC2D.wrapPath2d(p2d) |
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); |
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// Use Path2D copy constructor (trim) |
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return new Path2D.Float(p2d); |
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} finally { |
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// recycle the RendererContext instance |
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returnRendererContext(rdrCtx); |
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} |
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} |
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/** |
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* Sends the geometry for a widened path as specified by the parameters |
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* to the specified consumer. |
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* <p> |
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* The specified {@code src} {@link Shape} is widened according |
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* to the parameters specified by the {@link BasicStroke} object. |
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* Adjustments are made to the path as appropriate for the |
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* {@link VALUE_STROKE_NORMALIZE} hint if the {@code normalize} |
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* boolean parameter is true. |
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* Adjustments are made to the path as appropriate for the |
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* {@link VALUE_ANTIALIAS_ON} hint if the {@code antialias} |
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* boolean parameter is true. |
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* <p> |
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* The geometry of the widened path is forwarded to the indicated |
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* {@link PathConsumer2D} object as it is calculated. |
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* |
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* @param src the source path to be widened |
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* @param bs the {@code BasicSroke} object specifying the |
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* decorations to be applied to the widened path |
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* @param normalize indicates whether stroke normalization should |
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* be applied |
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* @param antialias indicates whether or not adjustments appropriate |
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* to antialiased rendering should be applied |
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* @param consumer the {@code PathConsumer2D} instance to forward |
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* the widened geometry to |
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* @since 1.7 |
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*/ |
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@Override |
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public void strokeTo(Shape src, |
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AffineTransform at, |
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BasicStroke bs, |
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boolean thin, |
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boolean normalize, |
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boolean antialias, |
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final PathConsumer2D consumer) |
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{ |
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final NormMode norm = (normalize) ? |
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((antialias) ? NormMode.ON_WITH_AA : NormMode.ON_NO_AA) |
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: NormMode.OFF; |
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final RendererContext rdrCtx = getRendererContext(); |
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try { |
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strokeTo(rdrCtx, src, at, bs, thin, norm, antialias, consumer); |
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} finally { |
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// recycle the RendererContext instance |
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returnRendererContext(rdrCtx); |
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} |
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} |
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final void strokeTo(final RendererContext rdrCtx, |
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Shape src, |
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AffineTransform at, |
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BasicStroke bs, |
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boolean thin, |
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NormMode normalize, |
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boolean antialias, |
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PathConsumer2D pc2d) |
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{ |
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float lw; |
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if (thin) { |
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if (antialias) { |
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lw = userSpaceLineWidth(at, MIN_PEN_SIZE); |
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} else { |
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lw = userSpaceLineWidth(at, 1.0f); |
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} |
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} else { |
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lw = bs.getLineWidth(); |
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} |
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strokeTo(rdrCtx, |
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src, |
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at, |
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lw, |
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normalize, |
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bs.getEndCap(), |
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bs.getLineJoin(), |
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bs.getMiterLimit(), |
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bs.getDashArray(), |
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bs.getDashPhase(), |
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pc2d); |
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} |
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private final float userSpaceLineWidth(AffineTransform at, float lw) { |
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float widthScale; |
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if (at == null) { |
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widthScale = 1.0f; |
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} else if ((at.getType() & (AffineTransform.TYPE_GENERAL_TRANSFORM | |
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AffineTransform.TYPE_GENERAL_SCALE)) != 0) { |
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widthScale = (float)Math.sqrt(at.getDeterminant()); |
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} else { |
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// First calculate the "maximum scale" of this transform. |
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double A = at.getScaleX(); // m00 |
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double C = at.getShearX(); // m01 |
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double B = at.getShearY(); // m10 |
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double D = at.getScaleY(); // m11 |
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/* |
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* Given a 2 x 2 affine matrix [ A B ] such that |
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* [ C D ] |
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* v' = [x' y'] = [Ax + Cy, Bx + Dy], we want to |
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* find the maximum magnitude (norm) of the vector v' |
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* with the constraint (x^2 + y^2 = 1). |
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* The equation to maximize is |
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* |v'| = sqrt((Ax+Cy)^2+(Bx+Dy)^2) |
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* or |v'| = sqrt((AA+BB)x^2 + 2(AC+BD)xy + (CC+DD)y^2). |
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* Since sqrt is monotonic we can maximize |v'|^2 |
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* instead and plug in the substitution y = sqrt(1 - x^2). |
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* Trigonometric equalities can then be used to get |
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* rid of most of the sqrt terms. |
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*/ |
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double EA = A*A + B*B; // x^2 coefficient |
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double EB = 2.0*(A*C + B*D); // xy coefficient |
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double EC = C*C + D*D; // y^2 coefficient |
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/* |
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* There is a lot of calculus omitted here. |
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* |
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* Conceptually, in the interests of understanding the |
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* terms that the calculus produced we can consider |
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* that EA and EC end up providing the lengths along |
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* the major axes and the hypot term ends up being an |
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* adjustment for the additional length along the off-axis |
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* angle of rotated or sheared ellipses as well as an |
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* adjustment for the fact that the equation below |
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* averages the two major axis lengths. (Notice that |
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* the hypot term contains a part which resolves to the |
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* difference of these two axis lengths in the absence |
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* of rotation.) |
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* |
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* In the calculus, the ratio of the EB and (EA-EC) terms |
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* ends up being the tangent of 2*theta where theta is |
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* the angle that the long axis of the ellipse makes |
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* with the horizontal axis. Thus, this equation is |
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* calculating the length of the hypotenuse of a triangle |
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* along that axis. |
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*/ |
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double hypot = Math.sqrt(EB*EB + (EA-EC)*(EA-EC)); |
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// sqrt omitted, compare to squared limits below. |
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double widthsquared = ((EA + EC + hypot)/2.0); |
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widthScale = (float)Math.sqrt(widthsquared); |
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} |
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||
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return (lw / widthScale); |
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} |
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||
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final void strokeTo(final RendererContext rdrCtx, |
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Shape src, |
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AffineTransform at, |
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float width, |
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NormMode normalize, |
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int caps, |
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int join, |
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float miterlimit, |
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float[] dashes, |
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float dashphase, |
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PathConsumer2D pc2d) |
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{ |
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// We use strokerat so that in Stroker and Dasher we can work only |
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// with the pre-transformation coordinates. This will repeat a lot of |
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// computations done in the path iterator, but the alternative is to |
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// work with transformed paths and compute untransformed coordinates |
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// as needed. This would be faster but I do not think the complexity |
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// of working with both untransformed and transformed coordinates in |
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// the same code is worth it. |
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// However, if a path's width is constant after a transformation, |
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// we can skip all this untransforming. |
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// As pathTo() will check transformed coordinates for invalid values |
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// (NaN / Infinity) to ignore such points, it is necessary to apply the |
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// transformation before the path processing. |
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AffineTransform strokerat = null; |
299 |
||
300 |
int dashLen = -1; |
|
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boolean recycleDashes = false; |
|
302 |
||
303 |
if (at != null && !at.isIdentity()) { |
|
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final double a = at.getScaleX(); |
|
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final double b = at.getShearX(); |
|
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final double c = at.getShearY(); |
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final double d = at.getScaleY(); |
|
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final double det = a * d - c * b; |
|
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||
310 |
if (Math.abs(det) <= (2f * Float.MIN_VALUE)) { |
|
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// this rendering engine takes one dimensional curves and turns |
|
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// them into 2D shapes by giving them width. |
|
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// However, if everything is to be passed through a singular |
|
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// transformation, these 2D shapes will be squashed down to 1D |
|
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// again so, nothing can be drawn. |
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||
317 |
// Every path needs an initial moveTo and a pathDone. If these |
|
318 |
// are not there this causes a SIGSEGV in libawt.so (at the time |
|
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// of writing of this comment (September 16, 2010)). Actually, |
|
320 |
// I am not sure if the moveTo is necessary to avoid the SIGSEGV |
|
321 |
// but the pathDone is definitely needed. |
|
322 |
pc2d.moveTo(0f, 0f); |
|
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pc2d.pathDone(); |
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324 |
return; |
|
325 |
} |
|
326 |
||
327 |
// If the transform is a constant multiple of an orthogonal transformation |
|
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// then every length is just multiplied by a constant, so we just |
|
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// need to transform input paths to stroker and tell stroker |
|
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// the scaled width. This condition is satisfied if |
|
331 |
// a*b == -c*d && a*a+c*c == b*b+d*d. In the actual check below, we |
|
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// leave a bit of room for error. |
|
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if (nearZero(a*b + c*d) && nearZero(a*a + c*c - (b*b + d*d))) { |
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final float scale = (float) Math.sqrt(a*a + c*c); |
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34417 | 336 |
if (dashes != null) { |
337 |
recycleDashes = true; |
|
338 |
dashLen = dashes.length; |
|
339 |
final float[] newDashes; |
|
340 |
if (dashLen <= INITIAL_ARRAY) { |
|
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newDashes = rdrCtx.dasher.dashes_initial; |
|
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} else { |
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if (DO_STATS) { |
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rdrCtx.stats.stat_array_dasher_dasher |
34417 | 345 |
.add(dashLen); |
346 |
} |
|
347 |
newDashes = rdrCtx.getDirtyFloatArray(dashLen); |
|
348 |
} |
|
349 |
System.arraycopy(dashes, 0, newDashes, 0, dashLen); |
|
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dashes = newDashes; |
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for (int i = 0; i < dashLen; i++) { |
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dashes[i] *= scale; |
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} |
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dashphase *= scale; |
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} |
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width *= scale; |
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// by now strokerat == null. Input paths to |
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// stroker (and maybe dasher) will have the full transform at |
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// applied to them and nothing will happen to the output paths. |
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} else { |
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strokerat = at; |
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// by now strokerat == at. Input paths to |
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// stroker (and maybe dasher) will have the full transform at |
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// applied to them, then they will be normalized, and then |
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// the inverse of *only the non translation part of at* will |
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// be applied to the normalized paths. This won't cause problems |
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// in stroker, because, suppose at = T*A, where T is just the |
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|
370 |
// translation part of at, and A is the rest. T*A has already |
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|
371 |
// been applied to Stroker/Dasher's input. Then Ainv will be |
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|
372 |
// applied. Ainv*T*A is not equal to T, but it is a translation, |
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|
373 |
// which means that none of stroker's assumptions about its |
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|
374 |
// input will be violated. After all this, A will be applied |
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|
375 |
// to stroker's output. |
34417 | 376 |
} |
377 |
} else { |
|
378 |
// either at is null or it's the identity. In either case |
|
379 |
// we don't transform the path. |
|
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|
380 |
at = null; |
34417 | 381 |
} |
382 |
||
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|
383 |
if (USE_SIMPLIFIER) { |
34417 | 384 |
// Use simplifier after stroker before Renderer |
385 |
// to remove collinear segments (notably due to cap square) |
|
386 |
pc2d = rdrCtx.simplifier.init(pc2d); |
|
387 |
} |
|
388 |
||
389 |
final TransformingPathConsumer2D transformerPC2D = rdrCtx.transformerPC2D; |
|
390 |
pc2d = transformerPC2D.deltaTransformConsumer(pc2d, strokerat); |
|
391 |
||
392 |
pc2d = rdrCtx.stroker.init(pc2d, width, caps, join, miterlimit); |
|
393 |
||
394 |
if (dashes != null) { |
|
395 |
if (!recycleDashes) { |
|
396 |
dashLen = dashes.length; |
|
397 |
} |
|
398 |
pc2d = rdrCtx.dasher.init(pc2d, dashes, dashLen, dashphase, |
|
399 |
recycleDashes); |
|
400 |
} |
|
401 |
pc2d = transformerPC2D.inverseDeltaTransformConsumer(pc2d, strokerat); |
|
36902
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|
402 |
|
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|
403 |
final PathIterator pi = getNormalizingPathIterator(rdrCtx, normalize, |
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|
404 |
src.getPathIterator(at)); |
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|
405 |
|
34417 | 406 |
pathTo(rdrCtx, pi, pc2d); |
407 |
||
408 |
/* |
|
409 |
* Pipeline seems to be: |
|
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|
410 |
* shape.getPathIterator(at) |
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|
411 |
* -> (NormalizingPathIterator) |
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|
412 |
* -> (inverseDeltaTransformConsumer) |
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|
413 |
* -> (Dasher) |
34417 | 414 |
* -> Stroker |
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|
415 |
* -> (deltaTransformConsumer) |
34417 | 416 |
* |
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|
417 |
* -> (CollinearSimplifier) to remove redundant segments |
34417 | 418 |
* |
419 |
* -> pc2d = Renderer (bounding box) |
|
420 |
*/ |
|
421 |
} |
|
422 |
||
423 |
private static boolean nearZero(final double num) { |
|
424 |
return Math.abs(num) < 2.0 * Math.ulp(num); |
|
425 |
} |
|
426 |
||
427 |
PathIterator getNormalizingPathIterator(final RendererContext rdrCtx, |
|
428 |
final NormMode mode, |
|
429 |
final PathIterator src) |
|
430 |
{ |
|
431 |
switch (mode) { |
|
432 |
case ON_WITH_AA: |
|
433 |
// NormalizingPathIterator NearestPixelCenter: |
|
434 |
return rdrCtx.nPCPathIterator.init(src); |
|
435 |
case ON_NO_AA: |
|
436 |
// NearestPixel NormalizingPathIterator: |
|
437 |
return rdrCtx.nPQPathIterator.init(src); |
|
438 |
case OFF: |
|
439 |
// return original path iterator if normalization is disabled: |
|
440 |
return src; |
|
441 |
default: |
|
442 |
throw new InternalError("Unrecognized normalization mode"); |
|
443 |
} |
|
444 |
} |
|
445 |
||
446 |
abstract static class NormalizingPathIterator implements PathIterator { |
|
447 |
||
448 |
private PathIterator src; |
|
449 |
||
450 |
// the adjustment applied to the current position. |
|
451 |
private float curx_adjust, cury_adjust; |
|
452 |
// the adjustment applied to the last moveTo position. |
|
453 |
private float movx_adjust, movy_adjust; |
|
454 |
||
455 |
private final float[] tmp; |
|
456 |
||
457 |
NormalizingPathIterator(final float[] tmp) { |
|
458 |
this.tmp = tmp; |
|
459 |
} |
|
460 |
||
461 |
final NormalizingPathIterator init(final PathIterator src) { |
|
462 |
this.src = src; |
|
463 |
return this; // fluent API |
|
464 |
} |
|
465 |
||
466 |
/** |
|
467 |
* Disposes this path iterator: |
|
468 |
* clean up before reusing this instance |
|
469 |
*/ |
|
470 |
final void dispose() { |
|
471 |
// free source PathIterator: |
|
472 |
this.src = null; |
|
473 |
} |
|
474 |
||
475 |
@Override |
|
476 |
public final int currentSegment(final float[] coords) { |
|
477 |
int lastCoord; |
|
478 |
final int type = src.currentSegment(coords); |
|
479 |
||
480 |
switch(type) { |
|
481 |
case PathIterator.SEG_MOVETO: |
|
482 |
case PathIterator.SEG_LINETO: |
|
483 |
lastCoord = 0; |
|
484 |
break; |
|
485 |
case PathIterator.SEG_QUADTO: |
|
486 |
lastCoord = 2; |
|
487 |
break; |
|
488 |
case PathIterator.SEG_CUBICTO: |
|
489 |
lastCoord = 4; |
|
490 |
break; |
|
491 |
case PathIterator.SEG_CLOSE: |
|
492 |
// we don't want to deal with this case later. We just exit now |
|
493 |
curx_adjust = movx_adjust; |
|
494 |
cury_adjust = movy_adjust; |
|
495 |
return type; |
|
496 |
default: |
|
497 |
throw new InternalError("Unrecognized curve type"); |
|
498 |
} |
|
499 |
||
500 |
// normalize endpoint |
|
501 |
float coord, x_adjust, y_adjust; |
|
502 |
||
503 |
coord = coords[lastCoord]; |
|
504 |
x_adjust = normCoord(coord); // new coord |
|
505 |
coords[lastCoord] = x_adjust; |
|
506 |
x_adjust -= coord; |
|
507 |
||
508 |
coord = coords[lastCoord + 1]; |
|
509 |
y_adjust = normCoord(coord); // new coord |
|
510 |
coords[lastCoord + 1] = y_adjust; |
|
511 |
y_adjust -= coord; |
|
512 |
||
513 |
// now that the end points are done, normalize the control points |
|
514 |
switch(type) { |
|
515 |
case PathIterator.SEG_MOVETO: |
|
516 |
movx_adjust = x_adjust; |
|
517 |
movy_adjust = y_adjust; |
|
518 |
break; |
|
519 |
case PathIterator.SEG_LINETO: |
|
520 |
break; |
|
521 |
case PathIterator.SEG_QUADTO: |
|
522 |
coords[0] += (curx_adjust + x_adjust) / 2f; |
|
523 |
coords[1] += (cury_adjust + y_adjust) / 2f; |
|
524 |
break; |
|
525 |
case PathIterator.SEG_CUBICTO: |
|
526 |
coords[0] += curx_adjust; |
|
527 |
coords[1] += cury_adjust; |
|
528 |
coords[2] += x_adjust; |
|
529 |
coords[3] += y_adjust; |
|
530 |
break; |
|
531 |
case PathIterator.SEG_CLOSE: |
|
532 |
// handled earlier |
|
533 |
default: |
|
534 |
} |
|
535 |
curx_adjust = x_adjust; |
|
536 |
cury_adjust = y_adjust; |
|
537 |
return type; |
|
538 |
} |
|
539 |
||
540 |
abstract float normCoord(final float coord); |
|
541 |
||
542 |
@Override |
|
543 |
public final int currentSegment(final double[] coords) { |
|
544 |
final float[] _tmp = tmp; // dirty |
|
545 |
int type = this.currentSegment(_tmp); |
|
546 |
for (int i = 0; i < 6; i++) { |
|
547 |
coords[i] = _tmp[i]; |
|
548 |
} |
|
549 |
return type; |
|
550 |
} |
|
551 |
||
552 |
@Override |
|
553 |
public final int getWindingRule() { |
|
554 |
return src.getWindingRule(); |
|
555 |
} |
|
556 |
||
557 |
@Override |
|
558 |
public final boolean isDone() { |
|
559 |
if (src.isDone()) { |
|
560 |
// Dispose this instance: |
|
561 |
dispose(); |
|
562 |
return true; |
|
563 |
} |
|
564 |
return false; |
|
565 |
} |
|
566 |
||
567 |
@Override |
|
568 |
public final void next() { |
|
569 |
src.next(); |
|
570 |
} |
|
571 |
||
572 |
static final class NearestPixelCenter |
|
573 |
extends NormalizingPathIterator |
|
574 |
{ |
|
575 |
NearestPixelCenter(final float[] tmp) { |
|
576 |
super(tmp); |
|
577 |
} |
|
578 |
||
579 |
@Override |
|
580 |
float normCoord(final float coord) { |
|
581 |
// round to nearest pixel center |
|
582 |
return FloatMath.floor_f(coord) + 0.5f; |
|
583 |
} |
|
584 |
} |
|
585 |
||
586 |
static final class NearestPixelQuarter |
|
587 |
extends NormalizingPathIterator |
|
588 |
{ |
|
589 |
NearestPixelQuarter(final float[] tmp) { |
|
590 |
super(tmp); |
|
591 |
} |
|
592 |
||
593 |
@Override |
|
594 |
float normCoord(final float coord) { |
|
595 |
// round to nearest (0.25, 0.25) pixel quarter |
|
596 |
return FloatMath.floor_f(coord + 0.25f) + 0.25f; |
|
597 |
} |
|
598 |
} |
|
599 |
} |
|
600 |
||
601 |
private static void pathTo(final RendererContext rdrCtx, final PathIterator pi, |
|
602 |
final PathConsumer2D pc2d) |
|
603 |
{ |
|
604 |
// mark context as DIRTY: |
|
605 |
rdrCtx.dirty = true; |
|
606 |
||
607 |
final float[] coords = rdrCtx.float6; |
|
608 |
||
609 |
pathToLoop(coords, pi, pc2d); |
|
610 |
||
611 |
// mark context as CLEAN: |
|
612 |
rdrCtx.dirty = false; |
|
613 |
} |
|
614 |
||
615 |
private static void pathToLoop(final float[] coords, final PathIterator pi, |
|
616 |
final PathConsumer2D pc2d) |
|
617 |
{ |
|
36902
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changeset
|
618 |
// ported from DuctusRenderingEngine.feedConsumer() but simplified: |
bb30d89aa00e
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changeset
|
619 |
// - removed skip flag = !subpathStarted |
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changeset
|
620 |
// - removed pathClosed (ie subpathStarted not set to false) |
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changeset
|
621 |
boolean subpathStarted = false; |
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diff
changeset
|
622 |
|
34417 | 623 |
for (; !pi.isDone(); pi.next()) { |
624 |
switch (pi.currentSegment(coords)) { |
|
36902
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changeset
|
625 |
case PathIterator.SEG_MOVETO: |
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changeset
|
626 |
/* Checking SEG_MOVETO coordinates if they are out of the |
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changeset
|
627 |
* [LOWER_BND, UPPER_BND] range. This check also handles NaN |
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36458
diff
changeset
|
628 |
* and Infinity values. Skipping next path segment in case of |
bb30d89aa00e
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changeset
|
629 |
* invalid data. |
bb30d89aa00e
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changeset
|
630 |
*/ |
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changeset
|
631 |
if (coords[0] < UPPER_BND && coords[0] > LOWER_BND && |
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changeset
|
632 |
coords[1] < UPPER_BND && coords[1] > LOWER_BND) |
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changeset
|
633 |
{ |
34417 | 634 |
pc2d.moveTo(coords[0], coords[1]); |
36902
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changeset
|
635 |
subpathStarted = true; |
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changeset
|
636 |
} |
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changeset
|
637 |
break; |
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changeset
|
638 |
case PathIterator.SEG_LINETO: |
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changeset
|
639 |
/* Checking SEG_LINETO coordinates if they are out of the |
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changeset
|
640 |
* [LOWER_BND, UPPER_BND] range. This check also handles NaN |
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changeset
|
641 |
* and Infinity values. Ignoring current path segment in case |
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changeset
|
642 |
* of invalid data. If segment is skipped its endpoint |
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changeset
|
643 |
* (if valid) is used to begin new subpath. |
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changeset
|
644 |
*/ |
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changeset
|
645 |
if (coords[0] < UPPER_BND && coords[0] > LOWER_BND && |
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changeset
|
646 |
coords[1] < UPPER_BND && coords[1] > LOWER_BND) |
bb30d89aa00e
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36458
diff
changeset
|
647 |
{ |
bb30d89aa00e
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changeset
|
648 |
if (subpathStarted) { |
bb30d89aa00e
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diff
changeset
|
649 |
pc2d.lineTo(coords[0], coords[1]); |
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changeset
|
650 |
} else { |
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changeset
|
651 |
pc2d.moveTo(coords[0], coords[1]); |
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changeset
|
652 |
subpathStarted = true; |
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36458
diff
changeset
|
653 |
} |
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36458
diff
changeset
|
654 |
} |
bb30d89aa00e
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36458
diff
changeset
|
655 |
break; |
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36458
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changeset
|
656 |
case PathIterator.SEG_QUADTO: |
bb30d89aa00e
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36458
diff
changeset
|
657 |
// Quadratic curves take two points |
bb30d89aa00e
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parents:
36458
diff
changeset
|
658 |
/* Checking SEG_QUADTO coordinates if they are out of the |
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changeset
|
659 |
* [LOWER_BND, UPPER_BND] range. This check also handles NaN |
bb30d89aa00e
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diff
changeset
|
660 |
* and Infinity values. Ignoring current path segment in case |
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diff
changeset
|
661 |
* of invalid endpoints's data. Equivalent to the SEG_LINETO |
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diff
changeset
|
662 |
* if endpoint coordinates are valid but there are invalid data |
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36458
diff
changeset
|
663 |
* among other coordinates |
bb30d89aa00e
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36458
diff
changeset
|
664 |
*/ |
bb30d89aa00e
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36458
diff
changeset
|
665 |
if (coords[2] < UPPER_BND && coords[2] > LOWER_BND && |
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parents:
36458
diff
changeset
|
666 |
coords[3] < UPPER_BND && coords[3] > LOWER_BND) |
bb30d89aa00e
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parents:
36458
diff
changeset
|
667 |
{ |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
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36458
diff
changeset
|
668 |
if (subpathStarted) { |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
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36458
diff
changeset
|
669 |
if (coords[0] < UPPER_BND && coords[0] > LOWER_BND && |
bb30d89aa00e
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lbourges
parents:
36458
diff
changeset
|
670 |
coords[1] < UPPER_BND && coords[1] > LOWER_BND) |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
671 |
{ |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
672 |
pc2d.quadTo(coords[0], coords[1], |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
673 |
coords[2], coords[3]); |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
674 |
} else { |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
675 |
pc2d.lineTo(coords[2], coords[3]); |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
676 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
677 |
} else { |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
678 |
pc2d.moveTo(coords[2], coords[3]); |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
679 |
subpathStarted = true; |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
680 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
681 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
682 |
break; |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
683 |
case PathIterator.SEG_CUBICTO: |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
684 |
// Cubic curves take three points |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
685 |
/* Checking SEG_CUBICTO coordinates if they are out of the |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
686 |
* [LOWER_BND, UPPER_BND] range. This check also handles NaN |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
687 |
* and Infinity values. Ignoring current path segment in case |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
688 |
* of invalid endpoints's data. Equivalent to the SEG_LINETO |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
689 |
* if endpoint coordinates are valid but there are invalid data |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
690 |
* among other coordinates |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
691 |
*/ |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
692 |
if (coords[4] < UPPER_BND && coords[4] > LOWER_BND && |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
693 |
coords[5] < UPPER_BND && coords[5] > LOWER_BND) |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
694 |
{ |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
695 |
if (subpathStarted) { |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
696 |
if (coords[0] < UPPER_BND && coords[0] > LOWER_BND && |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
697 |
coords[1] < UPPER_BND && coords[1] > LOWER_BND && |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
698 |
coords[2] < UPPER_BND && coords[2] > LOWER_BND && |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
699 |
coords[3] < UPPER_BND && coords[3] > LOWER_BND) |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
700 |
{ |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
701 |
pc2d.curveTo(coords[0], coords[1], |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
702 |
coords[2], coords[3], |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
703 |
coords[4], coords[5]); |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
704 |
} else { |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
705 |
pc2d.lineTo(coords[4], coords[5]); |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
706 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
707 |
} else { |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
708 |
pc2d.moveTo(coords[4], coords[5]); |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
709 |
subpathStarted = true; |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
710 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
711 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
712 |
break; |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
713 |
case PathIterator.SEG_CLOSE: |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
714 |
if (subpathStarted) { |
34417 | 715 |
pc2d.closePath(); |
36902
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
716 |
// do not set subpathStarted to false |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
717 |
// in case of missing moveTo() after close() |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
718 |
} |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
719 |
break; |
bb30d89aa00e
8144938: Handle properly coordinate overflow in Marlin Renderer
lbourges
parents:
36458
diff
changeset
|
720 |
default: |
34417 | 721 |
} |
722 |
} |
|
723 |
pc2d.pathDone(); |
|
724 |
} |
|
725 |
||
726 |
/** |
|
727 |
* Construct an antialiased tile generator for the given shape with |
|
728 |
* the given rendering attributes and store the bounds of the tile |
|
729 |
* iteration in the bbox parameter. |
|
730 |
* The {@code at} parameter specifies a transform that should affect |
|
731 |
* both the shape and the {@code BasicStroke} attributes. |
|
732 |
* The {@code clip} parameter specifies the current clip in effect |
|
733 |
* in device coordinates and can be used to prune the data for the |
|
734 |
* operation, but the renderer is not required to perform any |
|
735 |
* clipping. |
|
736 |
* If the {@code BasicStroke} parameter is null then the shape |
|
737 |
* should be filled as is, otherwise the attributes of the |
|
738 |
* {@code BasicStroke} should be used to specify a draw operation. |
|
739 |
* The {@code thin} parameter indicates whether or not the |
|
740 |
* transformed {@code BasicStroke} represents coordinates smaller |
|
741 |
* than the minimum resolution of the antialiasing rasterizer as |
|
742 |
* specified by the {@code getMinimumAAPenWidth()} method. |
|
743 |
* <p> |
|
744 |
* Upon returning, this method will fill the {@code bbox} parameter |
|
745 |
* with 4 values indicating the bounds of the iteration of the |
|
746 |
* tile generator. |
|
747 |
* The iteration order of the tiles will be as specified by the |
|
748 |
* pseudo-code: |
|
749 |
* <pre> |
|
750 |
* for (y = bbox[1]; y < bbox[3]; y += tileheight) { |
|
751 |
* for (x = bbox[0]; x < bbox[2]; x += tilewidth) { |
|
752 |
* } |
|
753 |
* } |
|
754 |
* </pre> |
|
755 |
* If there is no output to be rendered, this method may return |
|
756 |
* null. |
|
757 |
* |
|
758 |
* @param s the shape to be rendered (fill or draw) |
|
759 |
* @param at the transform to be applied to the shape and the |
|
760 |
* stroke attributes |
|
761 |
* @param clip the current clip in effect in device coordinates |
|
762 |
* @param bs if non-null, a {@code BasicStroke} whose attributes |
|
763 |
* should be applied to this operation |
|
764 |
* @param thin true if the transformed stroke attributes are smaller |
|
765 |
* than the minimum dropout pen width |
|
766 |
* @param normalize true if the {@code VALUE_STROKE_NORMALIZE} |
|
767 |
* {@code RenderingHint} is in effect |
|
768 |
* @param bbox returns the bounds of the iteration |
|
769 |
* @return the {@code AATileGenerator} instance to be consulted |
|
770 |
* for tile coverages, or null if there is no output to render |
|
771 |
* @since 1.7 |
|
772 |
*/ |
|
773 |
@Override |
|
774 |
public AATileGenerator getAATileGenerator(Shape s, |
|
775 |
AffineTransform at, |
|
776 |
Region clip, |
|
777 |
BasicStroke bs, |
|
778 |
boolean thin, |
|
779 |
boolean normalize, |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
780 |
int[] bbox) |
34417 | 781 |
{ |
782 |
MarlinTileGenerator ptg = null; |
|
783 |
Renderer r = null; |
|
784 |
||
785 |
final RendererContext rdrCtx = getRendererContext(); |
|
786 |
try { |
|
787 |
// Test if at is identity: |
|
788 |
final AffineTransform _at = (at != null && !at.isIdentity()) ? at |
|
789 |
: null; |
|
790 |
||
791 |
final NormMode norm = (normalize) ? NormMode.ON_WITH_AA : NormMode.OFF; |
|
792 |
||
793 |
if (bs == null) { |
|
794 |
// fill shape: |
|
795 |
final PathIterator pi = getNormalizingPathIterator(rdrCtx, norm, |
|
796 |
s.getPathIterator(_at)); |
|
797 |
||
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
798 |
// note: Winding rule may be EvenOdd ONLY for fill operations ! |
34417 | 799 |
r = rdrCtx.renderer.init(clip.getLoX(), clip.getLoY(), |
800 |
clip.getWidth(), clip.getHeight(), |
|
801 |
pi.getWindingRule()); |
|
802 |
||
803 |
// TODO: subdivide quad/cubic curves into monotonic curves ? |
|
804 |
pathTo(rdrCtx, pi, r); |
|
805 |
} else { |
|
806 |
// draw shape with given stroke: |
|
807 |
r = rdrCtx.renderer.init(clip.getLoX(), clip.getLoY(), |
|
808 |
clip.getWidth(), clip.getHeight(), |
|
809 |
PathIterator.WIND_NON_ZERO); |
|
810 |
||
811 |
strokeTo(rdrCtx, s, _at, bs, thin, norm, true, r); |
|
812 |
} |
|
813 |
if (r.endRendering()) { |
|
814 |
ptg = rdrCtx.ptg.init(); |
|
815 |
ptg.getBbox(bbox); |
|
816 |
// note: do not returnRendererContext(rdrCtx) |
|
817 |
// as it will be called later by MarlinTileGenerator.dispose() |
|
818 |
r = null; |
|
819 |
} |
|
820 |
} finally { |
|
821 |
if (r != null) { |
|
822 |
// dispose renderer: |
|
823 |
r.dispose(); |
|
824 |
// recycle the RendererContext instance |
|
825 |
MarlinRenderingEngine.returnRendererContext(rdrCtx); |
|
826 |
} |
|
827 |
} |
|
828 |
||
829 |
// Return null to cancel AA tile generation (nothing to render) |
|
830 |
return ptg; |
|
831 |
} |
|
832 |
||
833 |
@Override |
|
834 |
public final AATileGenerator getAATileGenerator(double x, double y, |
|
835 |
double dx1, double dy1, |
|
836 |
double dx2, double dy2, |
|
837 |
double lw1, double lw2, |
|
838 |
Region clip, |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
839 |
int[] bbox) |
34417 | 840 |
{ |
841 |
// REMIND: Deal with large coordinates! |
|
842 |
double ldx1, ldy1, ldx2, ldy2; |
|
843 |
boolean innerpgram = (lw1 > 0.0 && lw2 > 0.0); |
|
844 |
||
845 |
if (innerpgram) { |
|
846 |
ldx1 = dx1 * lw1; |
|
847 |
ldy1 = dy1 * lw1; |
|
848 |
ldx2 = dx2 * lw2; |
|
849 |
ldy2 = dy2 * lw2; |
|
850 |
x -= (ldx1 + ldx2) / 2.0; |
|
851 |
y -= (ldy1 + ldy2) / 2.0; |
|
852 |
dx1 += ldx1; |
|
853 |
dy1 += ldy1; |
|
854 |
dx2 += ldx2; |
|
855 |
dy2 += ldy2; |
|
856 |
if (lw1 > 1.0 && lw2 > 1.0) { |
|
857 |
// Inner parallelogram was entirely consumed by stroke... |
|
858 |
innerpgram = false; |
|
859 |
} |
|
860 |
} else { |
|
861 |
ldx1 = ldy1 = ldx2 = ldy2 = 0.0; |
|
862 |
} |
|
863 |
||
864 |
MarlinTileGenerator ptg = null; |
|
865 |
Renderer r = null; |
|
866 |
||
867 |
final RendererContext rdrCtx = getRendererContext(); |
|
868 |
try { |
|
869 |
r = rdrCtx.renderer.init(clip.getLoX(), clip.getLoY(), |
|
870 |
clip.getWidth(), clip.getHeight(), |
|
871 |
Renderer.WIND_EVEN_ODD); |
|
872 |
||
873 |
r.moveTo((float) x, (float) y); |
|
874 |
r.lineTo((float) (x+dx1), (float) (y+dy1)); |
|
875 |
r.lineTo((float) (x+dx1+dx2), (float) (y+dy1+dy2)); |
|
876 |
r.lineTo((float) (x+dx2), (float) (y+dy2)); |
|
877 |
r.closePath(); |
|
878 |
||
879 |
if (innerpgram) { |
|
880 |
x += ldx1 + ldx2; |
|
881 |
y += ldy1 + ldy2; |
|
882 |
dx1 -= 2.0 * ldx1; |
|
883 |
dy1 -= 2.0 * ldy1; |
|
884 |
dx2 -= 2.0 * ldx2; |
|
885 |
dy2 -= 2.0 * ldy2; |
|
886 |
r.moveTo((float) x, (float) y); |
|
887 |
r.lineTo((float) (x+dx1), (float) (y+dy1)); |
|
888 |
r.lineTo((float) (x+dx1+dx2), (float) (y+dy1+dy2)); |
|
889 |
r.lineTo((float) (x+dx2), (float) (y+dy2)); |
|
890 |
r.closePath(); |
|
891 |
} |
|
892 |
r.pathDone(); |
|
893 |
||
894 |
if (r.endRendering()) { |
|
895 |
ptg = rdrCtx.ptg.init(); |
|
896 |
ptg.getBbox(bbox); |
|
897 |
// note: do not returnRendererContext(rdrCtx) |
|
898 |
// as it will be called later by MarlinTileGenerator.dispose() |
|
899 |
r = null; |
|
900 |
} |
|
901 |
} finally { |
|
902 |
if (r != null) { |
|
903 |
// dispose renderer: |
|
904 |
r.dispose(); |
|
905 |
// recycle the RendererContext instance |
|
906 |
MarlinRenderingEngine.returnRendererContext(rdrCtx); |
|
907 |
} |
|
908 |
} |
|
909 |
||
910 |
// Return null to cancel AA tile generation (nothing to render) |
|
911 |
return ptg; |
|
912 |
} |
|
913 |
||
914 |
/** |
|
915 |
* Returns the minimum pen width that the antialiasing rasterizer |
|
916 |
* can represent without dropouts occuring. |
|
917 |
* @since 1.7 |
|
918 |
*/ |
|
919 |
@Override |
|
920 |
public float getMinimumAAPenSize() { |
|
921 |
return MIN_PEN_SIZE; |
|
922 |
} |
|
923 |
||
924 |
static { |
|
925 |
if (PathIterator.WIND_NON_ZERO != Renderer.WIND_NON_ZERO || |
|
926 |
PathIterator.WIND_EVEN_ODD != Renderer.WIND_EVEN_ODD || |
|
927 |
BasicStroke.JOIN_MITER != Stroker.JOIN_MITER || |
|
928 |
BasicStroke.JOIN_ROUND != Stroker.JOIN_ROUND || |
|
929 |
BasicStroke.JOIN_BEVEL != Stroker.JOIN_BEVEL || |
|
930 |
BasicStroke.CAP_BUTT != Stroker.CAP_BUTT || |
|
931 |
BasicStroke.CAP_ROUND != Stroker.CAP_ROUND || |
|
932 |
BasicStroke.CAP_SQUARE != Stroker.CAP_SQUARE) |
|
933 |
{ |
|
934 |
throw new InternalError("mismatched renderer constants"); |
|
935 |
} |
|
936 |
} |
|
937 |
||
938 |
// --- RendererContext handling --- |
|
939 |
// use ThreadLocal or ConcurrentLinkedQueue to get one RendererContext |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
940 |
private static final boolean USE_THREAD_LOCAL; |
34417 | 941 |
|
942 |
// reference type stored in either TL or CLQ |
|
943 |
static final int REF_TYPE; |
|
944 |
||
945 |
// Per-thread RendererContext |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
946 |
private static final ReentrantContextProvider<RendererContext> RDR_CTX_PROVIDER; |
34417 | 947 |
|
948 |
// Static initializer to use TL or CLQ mode |
|
949 |
static { |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
950 |
USE_THREAD_LOCAL = MarlinProperties.isUseThreadLocal(); |
34417 | 951 |
|
952 |
// Soft reference by default: |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
953 |
final String refType = AccessController.doPrivileged( |
34417 | 954 |
new GetPropertyAction("sun.java2d.renderer.useRef", |
955 |
"soft")); |
|
956 |
switch (refType) { |
|
957 |
default: |
|
958 |
case "soft": |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
959 |
REF_TYPE = ReentrantContextProvider.REF_SOFT; |
34417 | 960 |
break; |
961 |
case "weak": |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
962 |
REF_TYPE = ReentrantContextProvider.REF_WEAK; |
34417 | 963 |
break; |
964 |
case "hard": |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
965 |
REF_TYPE = ReentrantContextProvider.REF_HARD; |
34417 | 966 |
break; |
967 |
} |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
968 |
|
39519
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8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
969 |
if (USE_THREAD_LOCAL) { |
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
970 |
RDR_CTX_PROVIDER = new ReentrantContextProviderTL<RendererContext>(REF_TYPE) |
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
971 |
{ |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
972 |
@Override |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
973 |
protected RendererContext newContext() { |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
974 |
return RendererContext.createContext(); |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
975 |
} |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
976 |
}; |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
977 |
} else { |
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
978 |
RDR_CTX_PROVIDER = new ReentrantContextProviderCLQ<RendererContext>(REF_TYPE) |
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
979 |
{ |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
980 |
@Override |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
981 |
protected RendererContext newContext() { |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
982 |
return RendererContext.createContext(); |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
983 |
} |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
984 |
}; |
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
985 |
} |
34417 | 986 |
} |
987 |
||
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
988 |
private static boolean SETTINGS_LOGGED = !ENABLE_LOGS; |
34417 | 989 |
|
990 |
private static void logSettings(final String reClass) { |
|
991 |
// log information at startup |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
992 |
if (SETTINGS_LOGGED) { |
34417 | 993 |
return; |
994 |
} |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
995 |
SETTINGS_LOGGED = true; |
34417 | 996 |
|
997 |
String refType; |
|
998 |
switch (REF_TYPE) { |
|
999 |
default: |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
1000 |
case ReentrantContextProvider.REF_HARD: |
34417 | 1001 |
refType = "hard"; |
1002 |
break; |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
1003 |
case ReentrantContextProvider.REF_SOFT: |
34417 | 1004 |
refType = "soft"; |
1005 |
break; |
|
36458
25786a73a5fc
8148886: SEGV in sun.java2d.marlin.Renderer._endRendering
lbourges
parents:
34417
diff
changeset
|
1006 |
case ReentrantContextProvider.REF_WEAK: |
34417 | 1007 |
refType = "weak"; |
1008 |
break; |
|
1009 |
} |
|
1010 |
||
1011 |
logInfo("==========================================================" |
|
1012 |
+ "====================="); |
|
1013 |
||
1014 |
logInfo("Marlin software rasterizer = ENABLED"); |
|
1015 |
logInfo("Version = [" |
|
1016 |
+ Version.getVersion() + "]"); |
|
1017 |
logInfo("sun.java2d.renderer = " |
|
1018 |
+ reClass); |
|
1019 |
logInfo("sun.java2d.renderer.useThreadLocal = " |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1020 |
+ USE_THREAD_LOCAL); |
34417 | 1021 |
logInfo("sun.java2d.renderer.useRef = " |
1022 |
+ refType); |
|
1023 |
||
1024 |
logInfo("sun.java2d.renderer.pixelsize = " |
|
1025 |
+ MarlinConst.INITIAL_PIXEL_DIM); |
|
1026 |
logInfo("sun.java2d.renderer.subPixel_log2_X = " |
|
1027 |
+ MarlinConst.SUBPIXEL_LG_POSITIONS_X); |
|
1028 |
logInfo("sun.java2d.renderer.subPixel_log2_Y = " |
|
1029 |
+ MarlinConst.SUBPIXEL_LG_POSITIONS_Y); |
|
1030 |
logInfo("sun.java2d.renderer.tileSize_log2 = " |
|
1031 |
+ MarlinConst.TILE_SIZE_LG); |
|
1032 |
||
1033 |
logInfo("sun.java2d.renderer.blockSize_log2 = " |
|
1034 |
+ MarlinConst.BLOCK_SIZE_LG); |
|
1035 |
||
1036 |
logInfo("sun.java2d.renderer.blockSize_log2 = " |
|
1037 |
+ MarlinConst.BLOCK_SIZE_LG); |
|
1038 |
||
1039 |
// RLE / blockFlags settings |
|
1040 |
||
1041 |
logInfo("sun.java2d.renderer.forceRLE = " |
|
1042 |
+ MarlinProperties.isForceRLE()); |
|
1043 |
logInfo("sun.java2d.renderer.forceNoRLE = " |
|
1044 |
+ MarlinProperties.isForceNoRLE()); |
|
1045 |
logInfo("sun.java2d.renderer.useTileFlags = " |
|
1046 |
+ MarlinProperties.isUseTileFlags()); |
|
1047 |
logInfo("sun.java2d.renderer.useTileFlags.useHeuristics = " |
|
1048 |
+ MarlinProperties.isUseTileFlagsWithHeuristics()); |
|
1049 |
logInfo("sun.java2d.renderer.rleMinWidth = " |
|
1050 |
+ MarlinCache.RLE_MIN_WIDTH); |
|
1051 |
||
1052 |
// optimisation parameters |
|
1053 |
logInfo("sun.java2d.renderer.useSimplifier = " |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1054 |
+ MarlinConst.USE_SIMPLIFIER); |
34417 | 1055 |
|
1056 |
// debugging parameters |
|
1057 |
logInfo("sun.java2d.renderer.doStats = " |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1058 |
+ MarlinConst.DO_STATS); |
34417 | 1059 |
logInfo("sun.java2d.renderer.doMonitors = " |
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1060 |
+ MarlinConst.DO_MONITORS); |
34417 | 1061 |
logInfo("sun.java2d.renderer.doChecks = " |
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1062 |
+ MarlinConst.DO_CHECKS); |
34417 | 1063 |
|
1064 |
// logging parameters |
|
1065 |
logInfo("sun.java2d.renderer.useLogger = " |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1066 |
+ MarlinConst.USE_LOGGER); |
34417 | 1067 |
logInfo("sun.java2d.renderer.logCreateContext = " |
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1068 |
+ MarlinConst.LOG_CREATE_CONTEXT); |
34417 | 1069 |
logInfo("sun.java2d.renderer.logUnsafeMalloc = " |
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1070 |
+ MarlinConst.LOG_UNSAFE_MALLOC); |
34417 | 1071 |
|
1072 |
// quality settings |
|
1073 |
logInfo("Renderer settings:"); |
|
1074 |
logInfo("CUB_COUNT_LG = " + Renderer.CUB_COUNT_LG); |
|
1075 |
logInfo("CUB_DEC_BND = " + Renderer.CUB_DEC_BND); |
|
1076 |
logInfo("CUB_INC_BND = " + Renderer.CUB_INC_BND); |
|
1077 |
logInfo("QUAD_DEC_BND = " + Renderer.QUAD_DEC_BND); |
|
1078 |
||
1079 |
logInfo("==========================================================" |
|
1080 |
+ "====================="); |
|
1081 |
} |
|
1082 |
||
1083 |
/** |
|
1084 |
* Get the RendererContext instance dedicated to the current thread |
|
1085 |
* @return RendererContext instance |
|
1086 |
*/ |
|
1087 |
@SuppressWarnings({"unchecked"}) |
|
1088 |
static RendererContext getRendererContext() { |
|
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1089 |
final RendererContext rdrCtx = RDR_CTX_PROVIDER.acquire(); |
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1090 |
if (DO_MONITORS) { |
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1091 |
rdrCtx.stats.mon_pre_getAATileGenerator.start(); |
34417 | 1092 |
} |
1093 |
return rdrCtx; |
|
1094 |
} |
|
1095 |
||
1096 |
/** |
|
1097 |
* Reset and return the given RendererContext instance for reuse |
|
1098 |
* @param rdrCtx RendererContext instance |
|
1099 |
*/ |
|
1100 |
static void returnRendererContext(final RendererContext rdrCtx) { |
|
1101 |
rdrCtx.dispose(); |
|
1102 |
||
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1103 |
if (DO_MONITORS) { |
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1104 |
rdrCtx.stats.mon_pre_getAATileGenerator.stop(); |
34417 | 1105 |
} |
39519
21bfc4452441
8159093: Fix coding conventions in Marlin renderer
lbourges
parents:
36902
diff
changeset
|
1106 |
RDR_CTX_PROVIDER.release(rdrCtx); |
34417 | 1107 |
} |
1108 |
} |