/* * Copyright (c) 1999, 2004, 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.loops; import java.awt.Composite;import java.lang.ref.WeakReference;import sun.java2d.loops.GraphicsPrimitive;import sun.java2d.SurfaceData;import sun.java2d.pipe.Region; /** * MaskBlit * 1) copies rectangle of pixels from one surface to another * 2) performs compositing of colors based upon a Composite * parameter * 3) blends result of composite with destination using an * alpha coverage mask * 4) the mask may be null in which case it should be treated * as if it were an array of all opaque values (0xff) * * precise behavior is undefined if the source surface * and the destination surface are the same surface * with overlapping regions of pixels */ public class MaskBlit extends GraphicsPrimitive{ public static final String methodSignature = "MaskBlit(...)".toString(); public static final int primTypeID = makePrimTypeID(); private static RenderCache blitcache = new RenderCache(20); public static MaskBlit locate(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { return (MaskBlit) GraphicsPrimitiveMgr.locate(primTypeID, srctype, comptype, dsttype); } public static MaskBlit getFromCache(SurfaceType src, CompositeType comp, SurfaceType dst) { Object o = blitcache.get(src, comp, dst); if (o != null) { return (MaskBlit) o; } MaskBlit blit = locate(src, comp, dst); if (blit == null) { System.out.println("mask blit loop not found for:"); System.out.println("src: "+src); System.out.println("comp: "+comp); System.out.println("dst: "+dst); } else { blitcache.put(src, comp, dst, blit); } return blit; } protected MaskBlit(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { super(methodSignature, primTypeID, srctype, comptype, dsttype); } public MaskBlit(long pNativePrim, SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype); } /** * All MaskBlit implementors must have this invoker method */ public native void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan); static { GraphicsPrimitiveMgr.registerGeneral(new MaskBlit(null, null, null)); } public GraphicsPrimitive makePrimitive(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { /* new Throwable().printStackTrace(); System.out.println("Constructing general maskblit for:"); System.out.println("src: "+srctype); System.out.println("comp: "+comptype); System.out.println("dst: "+dsttype); */ if (CompositeType.Xor.equals(comptype)) { throw new InternalError("Cannot construct MaskBlit for " + "XOR mode"); } General ob = new General(srctype, comptype, dsttype); setupGeneralBinaryOp(ob); return ob; } private static class General extends MaskBlit implements GeneralBinaryOp { Blit convertsrc; Blit convertdst; MaskBlit performop; Blit convertresult; WeakReference srcTmp; WeakReference dstTmp; public General(SurfaceType srctype, CompositeType comptype, SurfaceType dsttype) { super(srctype, comptype, dsttype); } public void setPrimitives(Blit srcconverter, Blit dstconverter, GraphicsPrimitive genericop, Blit resconverter) { this.convertsrc = srcconverter; this.convertdst = dstconverter; this.performop = (MaskBlit) genericop; this.convertresult = resconverter; } public synchronized void MaskBlit(SurfaceData srcData, SurfaceData dstData, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte mask[], int offset, int scan) { SurfaceData src, dst; Region opclip; int sx, sy, dx, dy; if (convertsrc == null) { src = srcData; sx = srcx; sy = srcy; } else { SurfaceData cachedSrc = null; if (srcTmp != null) { cachedSrc = (SurfaceData) srcTmp.get(); } src = convertFrom(convertsrc, srcData, srcx, srcy, width, height, cachedSrc); sx = 0; sy = 0; if (src != cachedSrc) { srcTmp = new WeakReference(src); } } if (convertdst == null) { dst = dstData; dx = dstx; dy = dsty; opclip = clip; } else { // assert: convertresult != null SurfaceData cachedDst = null; if (dstTmp != null) { cachedDst = (SurfaceData) dstTmp.get(); } dst = convertFrom(convertdst, dstData, dstx, dsty, width, height, cachedDst); dx = 0; dy = 0; opclip = null; if (dst != cachedDst) { dstTmp = new WeakReference(dst); } } performop.MaskBlit(src, dst, comp, opclip, sx, sy, dx, dy, width, height, mask, offset, scan); if (convertresult != null) { // assert: convertdst != null convertTo(convertresult, dst, dstData, clip, dstx, dsty, width, height); } } } public GraphicsPrimitive traceWrap() { return new TraceMaskBlit(this); } private static class TraceMaskBlit extends MaskBlit { MaskBlit target; public TraceMaskBlit(MaskBlit target) { // We need to have the same NativePrim as our // target in case we are used with a TransformHelper super(target.getNativePrim(), target.getSourceType(), target.getCompositeType(), target.getDestType()); this.target = target; } public GraphicsPrimitive traceWrap() { return this; } public void MaskBlit(SurfaceData src, SurfaceData dst, Composite comp, Region clip, int srcx, int srcy, int dstx, int dsty, int width, int height, byte[] mask, int maskoff, int maskscan) { tracePrimitive(target); target.MaskBlit(src, dst, comp, clip, srcx, srcy, dstx, dsty, width, height, mask, maskoff, maskscan); } }}
/*
* Copyright (c) 1999, 2004, 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.loops;
import java.awt.Composite;
import java.lang.ref.WeakReference;
import sun.java2d.loops.GraphicsPrimitive;
import sun.java2d.SurfaceData;
import sun.java2d.pipe.Region;
/**
* MaskBlit
* 1) copies rectangle of pixels from one surface to another
* 2) performs compositing of colors based upon a Composite
* parameter
* 3) blends result of composite with destination using an
* alpha coverage mask
* 4) the mask may be null in which case it should be treated
* as if it were an array of all opaque values (0xff)
*
* precise behavior is undefined if the source surface
* and the destination surface are the same surface
* with overlapping regions of pixels
*/
public class MaskBlit extends GraphicsPrimitive
{
public static final String methodSignature = "MaskBlit(...)".toString();
public static final int primTypeID = makePrimTypeID();
private static RenderCache blitcache = new RenderCache(20);
public static MaskBlit locate(SurfaceType srctype,
CompositeType comptype,
SurfaceType dsttype)
{
return (MaskBlit)
GraphicsPrimitiveMgr.locate(primTypeID,
srctype, comptype, dsttype);
}
public static MaskBlit getFromCache(SurfaceType src,
CompositeType comp,
SurfaceType dst)
{
Object o = blitcache.get(src, comp, dst);
if (o != null) {
return (MaskBlit) o;
}
MaskBlit blit = locate(src, comp, dst);
if (blit == null) {
System.out.println("mask blit loop not found for:");
System.out.println("src: "+src);
System.out.println("comp: "+comp);
System.out.println("dst: "+dst);
} else {
blitcache.put(src, comp, dst, blit);
}
return blit;
}
protected MaskBlit(SurfaceType srctype,
CompositeType comptype,
SurfaceType dsttype)
{
super(methodSignature, primTypeID, srctype, comptype, dsttype);
}
public MaskBlit(long pNativePrim,
SurfaceType srctype,
CompositeType comptype,
SurfaceType dsttype)
{
super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype);
}
/**
* All MaskBlit implementors must have this invoker method
*/
public native void MaskBlit(SurfaceData src, SurfaceData dst,
Composite comp, Region clip,
int srcx, int srcy,
int dstx, int dsty,
int width, int height,
byte[] mask, int maskoff, int maskscan);
static {
GraphicsPrimitiveMgr.registerGeneral(new MaskBlit(null, null, null));
}
public GraphicsPrimitive makePrimitive(SurfaceType srctype,
CompositeType comptype,
SurfaceType dsttype)
{
/*
new Throwable().printStackTrace();
System.out.println("Constructing general maskblit for:");
System.out.println("src: "+srctype);
System.out.println("comp: "+comptype);
System.out.println("dst: "+dsttype);
*/
if (CompositeType.Xor.equals(comptype)) {
throw new InternalError("Cannot construct MaskBlit for " +
"XOR mode");
}
General ob = new General(srctype, comptype, dsttype);
setupGeneralBinaryOp(ob);
return ob;
}
private static class General
extends MaskBlit
implements GeneralBinaryOp
{
Blit convertsrc;
Blit convertdst;
MaskBlit performop;
Blit convertresult;
WeakReference srcTmp;
WeakReference dstTmp;
public General(SurfaceType srctype,
CompositeType comptype,
SurfaceType dsttype)
{
super(srctype, comptype, dsttype);
}
public void setPrimitives(Blit srcconverter,
Blit dstconverter,
GraphicsPrimitive genericop,
Blit resconverter)
{
this.convertsrc = srcconverter;
this.convertdst = dstconverter;
this.performop = (MaskBlit) genericop;
this.convertresult = resconverter;
}
public synchronized void MaskBlit(SurfaceData srcData,
SurfaceData dstData,
Composite comp,
Region clip,
int srcx, int srcy,
int dstx, int dsty,
int width, int height,
byte mask[], int offset, int scan)
{
SurfaceData src, dst;
Region opclip;
int sx, sy, dx, dy;
if (convertsrc == null) {
src = srcData;
sx = srcx;
sy = srcy;
} else {
SurfaceData cachedSrc = null;
if (srcTmp != null) {
cachedSrc = (SurfaceData) srcTmp.get();
}
src = convertFrom(convertsrc, srcData, srcx, srcy,
width, height, cachedSrc);
sx = 0;
sy = 0;
if (src != cachedSrc) {
srcTmp = new WeakReference(src);
}
}
if (convertdst == null) {
dst = dstData;
dx = dstx;
dy = dsty;
opclip = clip;
} else {
// assert: convertresult != null
SurfaceData cachedDst = null;
if (dstTmp != null) {
cachedDst = (SurfaceData) dstTmp.get();
}
dst = convertFrom(convertdst, dstData, dstx, dsty,
width, height, cachedDst);
dx = 0;
dy = 0;
opclip = null;
if (dst != cachedDst) {
dstTmp = new WeakReference(dst);
}
}
performop.MaskBlit(src, dst, comp, opclip,
sx, sy, dx, dy, width, height,
mask, offset, scan);
if (convertresult != null) {
// assert: convertdst != null
convertTo(convertresult, dst, dstData, clip,
dstx, dsty, width, height);
}
}
}
public GraphicsPrimitive traceWrap() {
return new TraceMaskBlit(this);
}
private static class TraceMaskBlit extends MaskBlit {
MaskBlit target;
public TraceMaskBlit(MaskBlit target) {
// We need to have the same NativePrim as our
// target in case we are used with a TransformHelper
super(target.getNativePrim(),
target.getSourceType(),
target.getCompositeType(),
target.getDestType());
this.target = target;
}
public GraphicsPrimitive traceWrap() {
return this;
}
public void MaskBlit(SurfaceData src, SurfaceData dst,
Composite comp, Region clip,
int srcx, int srcy, int dstx, int dsty,
int width, int height,
byte[] mask, int maskoff, int maskscan)
{
tracePrimitive(target);
target.MaskBlit(src, dst, comp, clip,
srcx, srcy, dstx, dsty, width, height,
mask, maskoff, maskscan);
}
}
}