--- /dev/null 2015-11-20 13:33:07.000000000 -0800 +++ new/src/java.desktop/share/classes/sun/java2d/marlin/TransformingPathConsumer2D.java 2015-11-20 13:33:07.000000000 -0800 @@ -0,0 +1,507 @@ +/* + * Copyright (c) 2007, 2015, 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. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * 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. + */ + +package sun.java2d.marlin; + +import sun.awt.geom.PathConsumer2D; +import java.awt.geom.AffineTransform; +import java.awt.geom.Path2D; + +final class TransformingPathConsumer2D { + + TransformingPathConsumer2D() { + // used by RendererContext + } + + // recycled PathConsumer2D instance from transformConsumer() + private final Path2DWrapper wp_Path2DWrapper = new Path2DWrapper(); + + PathConsumer2D wrapPath2d(Path2D.Float p2d) + { + return wp_Path2DWrapper.init(p2d); + } + + // recycled PathConsumer2D instances from transformConsumer() + private final TranslateFilter tx_TranslateFilter = new TranslateFilter(); + private final DeltaScaleFilter tx_DeltaScaleFilter = new DeltaScaleFilter(); + private final ScaleFilter tx_ScaleFilter = new ScaleFilter(); + private final DeltaTransformFilter tx_DeltaTransformFilter = new DeltaTransformFilter(); + private final TransformFilter tx_TransformFilter = new TransformFilter(); + + PathConsumer2D transformConsumer(PathConsumer2D out, + AffineTransform at) + { + if (at == null) { + return out; + } + float mxx = (float) at.getScaleX(); + float mxy = (float) at.getShearX(); + float mxt = (float) at.getTranslateX(); + float myx = (float) at.getShearY(); + float myy = (float) at.getScaleY(); + float myt = (float) at.getTranslateY(); + if (mxy == 0f && myx == 0f) { + if (mxx == 1f && myy == 1f) { + if (mxt == 0f && myt == 0f) { + return out; + } else { + return tx_TranslateFilter.init(out, mxt, myt); + } + } else { + if (mxt == 0f && myt == 0f) { + return tx_DeltaScaleFilter.init(out, mxx, myy); + } else { + return tx_ScaleFilter.init(out, mxx, myy, mxt, myt); + } + } + } else if (mxt == 0f && myt == 0f) { + return tx_DeltaTransformFilter.init(out, mxx, mxy, myx, myy); + } else { + return tx_TransformFilter.init(out, mxx, mxy, mxt, myx, myy, myt); + } + } + + // recycled PathConsumer2D instances from deltaTransformConsumer() + private final DeltaScaleFilter dt_DeltaScaleFilter = new DeltaScaleFilter(); + private final DeltaTransformFilter dt_DeltaTransformFilter = new DeltaTransformFilter(); + + PathConsumer2D deltaTransformConsumer(PathConsumer2D out, + AffineTransform at) + { + if (at == null) { + return out; + } + float mxx = (float) at.getScaleX(); + float mxy = (float) at.getShearX(); + float myx = (float) at.getShearY(); + float myy = (float) at.getScaleY(); + if (mxy == 0f && myx == 0f) { + if (mxx == 1f && myy == 1f) { + return out; + } else { + return dt_DeltaScaleFilter.init(out, mxx, myy); + } + } else { + return dt_DeltaTransformFilter.init(out, mxx, mxy, myx, myy); + } + } + + // recycled PathConsumer2D instances from inverseDeltaTransformConsumer() + private final DeltaScaleFilter iv_DeltaScaleFilter = new DeltaScaleFilter(); + private final DeltaTransformFilter iv_DeltaTransformFilter = new DeltaTransformFilter(); + + PathConsumer2D inverseDeltaTransformConsumer(PathConsumer2D out, + AffineTransform at) + { + if (at == null) { + return out; + } + float mxx = (float) at.getScaleX(); + float mxy = (float) at.getShearX(); + float myx = (float) at.getShearY(); + float myy = (float) at.getScaleY(); + if (mxy == 0f && myx == 0f) { + if (mxx == 1f && myy == 1f) { + return out; + } else { + return iv_DeltaScaleFilter.init(out, 1.0f/mxx, 1.0f/myy); + } + } else { + float det = mxx * myy - mxy * myx; + return iv_DeltaTransformFilter.init(out, + myy / det, + -mxy / det, + -myx / det, + mxx / det); + } + } + + static final class TranslateFilter implements PathConsumer2D { + private PathConsumer2D out; + private float tx, ty; + + TranslateFilter() {} + + TranslateFilter init(PathConsumer2D out, + float tx, float ty) + { + this.out = out; + this.tx = tx; + this.ty = ty; + return this; // fluent API + } + + @Override + public void moveTo(float x0, float y0) { + out.moveTo(x0 + tx, y0 + ty); + } + + @Override + public void lineTo(float x1, float y1) { + out.lineTo(x1 + tx, y1 + ty); + } + + @Override + public void quadTo(float x1, float y1, + float x2, float y2) + { + out.quadTo(x1 + tx, y1 + ty, + x2 + tx, y2 + ty); + } + + @Override + public void curveTo(float x1, float y1, + float x2, float y2, + float x3, float y3) + { + out.curveTo(x1 + tx, y1 + ty, + x2 + tx, y2 + ty, + x3 + tx, y3 + ty); + } + + @Override + public void closePath() { + out.closePath(); + } + + @Override + public void pathDone() { + out.pathDone(); + } + + @Override + public long getNativeConsumer() { + return 0; + } + } + + static final class ScaleFilter implements PathConsumer2D { + private PathConsumer2D out; + private float sx, sy, tx, ty; + + ScaleFilter() {} + + ScaleFilter init(PathConsumer2D out, + float sx, float sy, + float tx, float ty) + { + this.out = out; + this.sx = sx; + this.sy = sy; + this.tx = tx; + this.ty = ty; + return this; // fluent API + } + + @Override + public void moveTo(float x0, float y0) { + out.moveTo(x0 * sx + tx, y0 * sy + ty); + } + + @Override + public void lineTo(float x1, float y1) { + out.lineTo(x1 * sx + tx, y1 * sy + ty); + } + + @Override + public void quadTo(float x1, float y1, + float x2, float y2) + { + out.quadTo(x1 * sx + tx, y1 * sy + ty, + x2 * sx + tx, y2 * sy + ty); + } + + @Override + public void curveTo(float x1, float y1, + float x2, float y2, + float x3, float y3) + { + out.curveTo(x1 * sx + tx, y1 * sy + ty, + x2 * sx + tx, y2 * sy + ty, + x3 * sx + tx, y3 * sy + ty); + } + + @Override + public void closePath() { + out.closePath(); + } + + @Override + public void pathDone() { + out.pathDone(); + } + + @Override + public long getNativeConsumer() { + return 0; + } + } + + static final class TransformFilter implements PathConsumer2D { + private PathConsumer2D out; + private float mxx, mxy, mxt, myx, myy, myt; + + TransformFilter() {} + + TransformFilter init(PathConsumer2D out, + float mxx, float mxy, float mxt, + float myx, float myy, float myt) + { + this.out = out; + this.mxx = mxx; + this.mxy = mxy; + this.mxt = mxt; + this.myx = myx; + this.myy = myy; + this.myt = myt; + return this; // fluent API + } + + @Override + public void moveTo(float x0, float y0) { + out.moveTo(x0 * mxx + y0 * mxy + mxt, + x0 * myx + y0 * myy + myt); + } + + @Override + public void lineTo(float x1, float y1) { + out.lineTo(x1 * mxx + y1 * mxy + mxt, + x1 * myx + y1 * myy + myt); + } + + @Override + public void quadTo(float x1, float y1, + float x2, float y2) + { + out.quadTo(x1 * mxx + y1 * mxy + mxt, + x1 * myx + y1 * myy + myt, + x2 * mxx + y2 * mxy + mxt, + x2 * myx + y2 * myy + myt); + } + + @Override + public void curveTo(float x1, float y1, + float x2, float y2, + float x3, float y3) + { + out.curveTo(x1 * mxx + y1 * mxy + mxt, + x1 * myx + y1 * myy + myt, + x2 * mxx + y2 * mxy + mxt, + x2 * myx + y2 * myy + myt, + x3 * mxx + y3 * mxy + mxt, + x3 * myx + y3 * myy + myt); + } + + @Override + public void closePath() { + out.closePath(); + } + + @Override + public void pathDone() { + out.pathDone(); + } + + @Override + public long getNativeConsumer() { + return 0; + } + } + + static final class DeltaScaleFilter implements PathConsumer2D { + private PathConsumer2D out; + private float sx, sy; + + DeltaScaleFilter() {} + + DeltaScaleFilter init(PathConsumer2D out, + float mxx, float myy) + { + this.out = out; + sx = mxx; + sy = myy; + return this; // fluent API + } + + @Override + public void moveTo(float x0, float y0) { + out.moveTo(x0 * sx, y0 * sy); + } + + @Override + public void lineTo(float x1, float y1) { + out.lineTo(x1 * sx, y1 * sy); + } + + @Override + public void quadTo(float x1, float y1, + float x2, float y2) + { + out.quadTo(x1 * sx, y1 * sy, + x2 * sx, y2 * sy); + } + + @Override + public void curveTo(float x1, float y1, + float x2, float y2, + float x3, float y3) + { + out.curveTo(x1 * sx, y1 * sy, + x2 * sx, y2 * sy, + x3 * sx, y3 * sy); + } + + @Override + public void closePath() { + out.closePath(); + } + + @Override + public void pathDone() { + out.pathDone(); + } + + @Override + public long getNativeConsumer() { + return 0; + } + } + + static final class DeltaTransformFilter implements PathConsumer2D { + private PathConsumer2D out; + private float mxx, mxy, myx, myy; + + DeltaTransformFilter() {} + + DeltaTransformFilter init(PathConsumer2D out, + float mxx, float mxy, + float myx, float myy) + { + this.out = out; + this.mxx = mxx; + this.mxy = mxy; + this.myx = myx; + this.myy = myy; + return this; // fluent API + } + + @Override + public void moveTo(float x0, float y0) { + out.moveTo(x0 * mxx + y0 * mxy, + x0 * myx + y0 * myy); + } + + @Override + public void lineTo(float x1, float y1) { + out.lineTo(x1 * mxx + y1 * mxy, + x1 * myx + y1 * myy); + } + + @Override + public void quadTo(float x1, float y1, + float x2, float y2) + { + out.quadTo(x1 * mxx + y1 * mxy, + x1 * myx + y1 * myy, + x2 * mxx + y2 * mxy, + x2 * myx + y2 * myy); + } + + @Override + public void curveTo(float x1, float y1, + float x2, float y2, + float x3, float y3) + { + out.curveTo(x1 * mxx + y1 * mxy, + x1 * myx + y1 * myy, + x2 * mxx + y2 * mxy, + x2 * myx + y2 * myy, + x3 * mxx + y3 * mxy, + x3 * myx + y3 * myy); + } + + @Override + public void closePath() { + out.closePath(); + } + + @Override + public void pathDone() { + out.pathDone(); + } + + @Override + public long getNativeConsumer() { + return 0; + } + } + + static final class Path2DWrapper implements PathConsumer2D { + private Path2D.Float p2d; + + Path2DWrapper() {} + + Path2DWrapper init(Path2D.Float p2d) { + this.p2d = p2d; + return this; + } + + @Override + public void moveTo(float x0, float y0) { + p2d.moveTo(x0, y0); + } + + @Override + public void lineTo(float x1, float y1) { + p2d.lineTo(x1, y1); + } + + @Override + public void closePath() { + p2d.closePath(); + } + + @Override + public void pathDone() {} + + @Override + public void curveTo(float x1, float y1, + float x2, float y2, + float x3, float y3) + { + p2d.curveTo(x1, y1, x2, y2, x3, y3); + } + + @Override + public void quadTo(float x1, float y1, float x2, float y2) { + p2d.quadTo(x1, y1, x2, y2); + } + + @Override + public long getNativeConsumer() { + throw new InternalError("Not using a native peer"); + } + } +}