author | prr |
Tue, 14 Nov 2017 11:47:49 -0800 | |
changeset 47838 | f0c8554f0bce |
parent 47216 | 71c04702a3d5 |
child 49081 | 977219d0ee00 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010, 2013, 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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package sun.java2d.xr; |
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|
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import java.awt.*; |
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import java.awt.geom.*; |
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import java.security.AccessController; |
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import java.security.PrivilegedAction; |
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import sun.font.*; |
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import sun.java2d.*; |
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import sun.java2d.loops.*; |
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/** |
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* Manages per-application resources, e.g. the 1x1 pixmap used for solid color |
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* fill as well as per-application state e.g. the currently set source picture |
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* used for composition . |
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* |
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* @author Clemens Eisserer |
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*/ |
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public class XRCompositeManager { |
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private static boolean enableGradCache = true; |
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private static XRCompositeManager instance; |
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private static final int SOLID = 0; |
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private static final int TEXTURE = 1; |
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private static final int GRADIENT = 2; |
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int srcType; |
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XRSolidSrcPict solidSrc32; |
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XRSurfaceData texture; |
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XRSurfaceData gradient; |
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int alphaMask = XRUtils.None; |
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XRColor solidColor = new XRColor(); |
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float extraAlpha = 1.0f; |
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byte compRule = XRUtils.PictOpOver; |
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XRColor alphaColor = new XRColor(); |
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XRSurfaceData solidSrcPict; |
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int alphaMaskPict; |
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int gradCachePixmap; |
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int gradCachePicture; |
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boolean xorEnabled = false; |
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int validatedPixel = 0; |
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Composite validatedComp; |
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Paint validatedPaint; |
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float validatedExtraAlpha = 1.0f; |
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XRBackend con; |
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MaskTileManager maskBuffer; |
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XRTextRenderer textRenderer; |
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XRMaskImage maskImage; |
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public static synchronized XRCompositeManager getInstance( |
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XRSurfaceData surface) { |
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if (instance == null) { |
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instance = new XRCompositeManager(surface); |
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} |
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return instance; |
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} |
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private XRCompositeManager(XRSurfaceData surface) { |
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con = new XRBackendNative(); |
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String gradProp = |
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AccessController.doPrivileged(new PrivilegedAction<String>() { |
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public String run() { |
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return System.getProperty("sun.java2d.xrgradcache"); |
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} |
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}); |
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enableGradCache = gradProp == null || |
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!(gradProp.equalsIgnoreCase("false") || |
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gradProp.equalsIgnoreCase("f")); |
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XRPaints.register(this); |
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initResources(surface); |
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maskBuffer = new MaskTileManager(this, surface.getXid()); |
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textRenderer = new XRTextRenderer(this); |
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maskImage = new XRMaskImage(this, surface.getXid()); |
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} |
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public void initResources(XRSurfaceData surface) { |
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int parentXid = surface.getXid(); |
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solidSrc32 = new XRSolidSrcPict(con, parentXid); |
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setForeground(0); |
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int extraAlphaMask = con.createPixmap(parentXid, 8, 1, 1); |
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alphaMaskPict = con.createPicture(extraAlphaMask, |
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XRUtils.PictStandardA8); |
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con.setPictureRepeat(alphaMaskPict, XRUtils.RepeatNormal); |
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con.renderRectangle(alphaMaskPict, XRUtils.PictOpClear, |
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XRColor.NO_ALPHA, 0, 0, 1, 1); |
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|
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if (enableGradCache) { |
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gradCachePixmap = con.createPixmap(parentXid, 32, |
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MaskTileManager.MASK_SIZE, MaskTileManager.MASK_SIZE); |
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gradCachePicture = con.createPicture(gradCachePixmap, |
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XRUtils.PictStandardARGB32); |
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} |
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} |
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|
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public void setForeground(int pixel) { |
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solidColor.setColorValues(pixel, true); |
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} |
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|
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public void setGradientPaint(XRSurfaceData gradient) { |
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if (this.gradient != null) { |
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con.freePicture(this.gradient.picture); |
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} |
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this.gradient = gradient; |
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srcType = GRADIENT; |
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} |
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144 |
|
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public void setTexturePaint(XRSurfaceData texture) { |
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this.texture = texture; |
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this.srcType = TEXTURE; |
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} |
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149 |
|
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public void XRResetPaint() { |
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srcType = SOLID; |
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} |
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|
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public void validateCompositeState(Composite comp, AffineTransform xform, |
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Paint paint, SunGraphics2D sg2d) { |
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boolean updatePaint = (paint != validatedPaint) || paint == null; |
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|
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// validate composite |
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if ((comp != validatedComp)) { |
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if (comp != null) { |
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setComposite(comp); |
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} else { |
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comp = AlphaComposite.getInstance(AlphaComposite.SRC_OVER); |
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setComposite(comp); |
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} |
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// the paint state is dependent on the composite state, so make |
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// sure we update the color below |
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updatePaint = true; |
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validatedComp = comp; |
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} |
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171 |
|
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if (sg2d != null && (validatedPixel != sg2d.pixel || updatePaint)) { |
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validatedPixel = sg2d.pixel; |
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setForeground(validatedPixel); |
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} |
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176 |
|
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// validate paint |
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if (updatePaint) { |
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if (paint != null && sg2d != null |
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&& sg2d.paintState >= SunGraphics2D.PAINT_GRADIENT) { |
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XRPaints.setPaint(sg2d, paint); |
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} else { |
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XRResetPaint(); |
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184 |
} |
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validatedPaint = paint; |
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186 |
} |
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187 |
|
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if (srcType != SOLID) { |
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AffineTransform at = (AffineTransform) xform.clone(); |
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try { |
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at.invert(); |
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} catch (NoninvertibleTransformException e) { |
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at.setToIdentity(); |
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194 |
} |
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getCurrentSource().validateAsSource(at, -1, XRUtils.ATransOpToXRQuality(sg2d.interpolationType)); |
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} |
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197 |
} |
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198 |
|
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private void setComposite(Composite comp) { |
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if (comp instanceof AlphaComposite) { |
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AlphaComposite aComp = (AlphaComposite) comp; |
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validatedExtraAlpha = aComp.getAlpha(); |
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203 |
|
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this.compRule = XRUtils.j2dAlphaCompToXR(aComp.getRule()); |
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this.extraAlpha = validatedExtraAlpha; |
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206 |
|
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207 |
if (extraAlpha == 1.0f) { |
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alphaMask = XRUtils.None; |
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alphaColor.alpha = XRColor.FULL_ALPHA.alpha; |
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210 |
} else { |
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alphaColor.alpha = XRColor |
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.byteToXRColorValue((int) (extraAlpha * 255)); |
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alphaMask = alphaMaskPict; |
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con.renderRectangle(alphaMaskPict, XRUtils.PictOpSrc, |
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alphaColor, 0, 0, 1, 1); |
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216 |
} |
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217 |
|
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218 |
xorEnabled = false; |
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219 |
} else if (comp instanceof XORComposite) { |
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/* XOR composite validation is handled in XRSurfaceData */ |
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221 |
xorEnabled = true; |
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222 |
} else { |
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223 |
throw new InternalError( |
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224 |
"Composite accaleration not implemented for: " |
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225 |
+ comp.getClass().getName()); |
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226 |
} |
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227 |
} |
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228 |
|
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229 |
public boolean maskRequired() { |
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230 |
return (!xorEnabled) |
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231 |
&& ((srcType != SOLID) |
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|| (srcType == SOLID && (solidColor.alpha != 0xffff) || (extraAlpha != 1.0f))); |
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233 |
} |
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234 |
|
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235 |
public void XRComposite(int src, int mask, int dst, int srcX, int srcY, |
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int maskX, int maskY, int dstX, int dstY, int width, int height) { |
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int cachedSrc = (src == XRUtils.None) ? getCurrentSource().picture : src; |
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int cachedX = srcX; |
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239 |
int cachedY = srcY; |
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240 |
|
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241 |
if (enableGradCache && gradient != null |
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&& cachedSrc == gradient.picture) { |
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243 |
con.renderComposite(XRUtils.PictOpSrc, gradient.picture, |
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244 |
XRUtils.None, gradCachePicture, srcX, srcY, 0, 0, 0, 0, |
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245 |
width, height); |
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246 |
cachedX = 0; |
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247 |
cachedY = 0; |
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248 |
cachedSrc = gradCachePicture; |
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249 |
} |
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|
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con.renderComposite(compRule, cachedSrc, mask, dst, cachedX, cachedY, |
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maskX, maskY, dstX, dstY, width, height); |
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} |
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|
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public void XRRenderRectangles(XRSurfaceData dst, GrowableRectArray rects) { |
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if (xorEnabled) { |
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con.GCRectangles(dst.getXid(), dst.getGC(), rects); |
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} else { |
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if (rects.getSize() == 1) { |
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con.renderRectangle(dst.getPicture(), compRule, solidColor, |
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rects.getX(0), rects.getY(0), rects.getWidth(0), rects.getHeight(0)); |
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} else { |
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con.renderRectangles(dst.getPicture(), compRule, solidColor, rects); |
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} |
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} |
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} |
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|
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public void XRCompositeRectangles(XRSurfaceData dst, GrowableRectArray rects) { |
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int srcPict = getCurrentSource().picture; |
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|
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for(int i=0; i < rects.getSize(); i++) { |
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int x = rects.getX(i); |
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int y = rects.getY(i); |
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int width = rects.getWidth(i); |
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int height = rects.getHeight(i); |
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|
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con.renderComposite(compRule, srcPict, XRUtils.None, dst.picture, x, y, 0, 0, x, y, width, height); |
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} |
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} |
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|
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protected XRSurfaceData getCurrentSource() { |
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switch(srcType) { |
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case SOLID: |
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return solidSrc32.prepareSrcPict(validatedPixel); |
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case TEXTURE: |
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return texture; |
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case GRADIENT: |
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return gradient; |
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} |
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|
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return null; |
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} |
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|
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public void compositeBlit(XRSurfaceData src, XRSurfaceData dst, int sx, |
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int sy, int dx, int dy, int w, int h) { |
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con.renderComposite(compRule, src.picture, alphaMask, dst.picture, sx, |
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sy, 0, 0, dx, dy, w, h); |
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} |
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|
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public void compositeText(XRSurfaceData dst, int sx, int sy, int glyphSet, |
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int maskFormat, GrowableEltArray elts) { |
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/* |
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* Try to emulate the SRC blend mode with SRC_OVER. |
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* We bail out during pipe validation for cases where this is not possible. |
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*/ |
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byte textCompRule = (compRule != XRUtils.PictOpSrc) ? compRule : XRUtils.PictOpOver; |
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con.XRenderCompositeText(textCompRule, getCurrentSource().picture, dst.picture, |
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maskFormat, sx, sy, 0, 0, glyphSet, elts); |
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} |
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|
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public XRColor getMaskColor() { |
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return !isTexturePaintActive() ? XRColor.FULL_ALPHA : getAlphaColor(); |
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} |
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|
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public int getExtraAlphaMask() { |
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return alphaMask; |
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} |
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|
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public boolean isTexturePaintActive() { |
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return srcType == TEXTURE; |
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} |
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|
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public boolean isSolidPaintActive() { |
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return srcType == SOLID; |
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} |
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|
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public XRColor getAlphaColor() { |
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|
328 |
return alphaColor; |
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|
329 |
} |
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|
330 |
|
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|
331 |
public XRBackend getBackend() { |
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|
332 |
return con; |
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|
333 |
} |
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|
334 |
|
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|
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public float getExtraAlpha() { |
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|
336 |
return validatedExtraAlpha; |
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|
337 |
} |
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|
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|
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public byte getCompRule() { |
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|
340 |
return compRule; |
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|
341 |
} |
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|
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|
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|
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public XRTextRenderer getTextRenderer() { |
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|
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return textRenderer; |
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|
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} |
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|
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|
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public MaskTileManager getMaskBuffer() { |
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|
348 |
return maskBuffer; |
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|
349 |
} |
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|
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|
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|
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public XRMaskImage getMaskImage() { |
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|
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return maskImage; |
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|
353 |
} |
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} |