public RenderedImage createRendering(RenderContext rc) {
//
// Get the mask content
//
Filter maskSrc = getMaskNode().getGraphicsNodeRable(true);
PadRable maskPad = new PadRable8Bit(maskSrc, getBounds2D(), PadMode.ZERO_PAD);
maskSrc = new FilterAsAlphaRable(maskPad);
RenderedImage ri = maskSrc.createRendering(rc);
if (ri == null) return null;
CachableRed maskCr = RenderedImageCachableRed.wrap(ri);
//
// Get the masked content
//
PadRable maskedPad = new PadRable8Bit(getSource(), getBounds2D(), PadMode.ZERO_PAD);
ri = maskedPad.createRendering(rc);
if (ri == null) return null;
CachableRed cr;
cr = GraphicsUtil.wrap(ri);
cr = GraphicsUtil.convertToLsRGB(cr);
// org.apache.batik.test.gvt.ImageDisplay.showImage("Src: ", cr);
// org.apache.batik.test.gvt.ImageDisplay.showImage("Mask: ", maskCr);
CachableRed ret = new MultiplyAlphaRed(cr, maskCr);
// org.apache.batik.test.gvt.ImageDisplay.showImage("Masked: ", ret);
// ret = new PadRed(ret, cr.getBounds(), PadMode.ZERO_PAD, rh);
return ret;
}
/**
* Builds a new BufferedImage that is the difference between the two input images
*
* @param ref the reference bitmap
* @param gen the newly generated bitmap
* @return the diff bitmap
*/
public static BufferedImage buildDiffImage(BufferedImage ref, BufferedImage gen) {
BufferedImage diff =
new BufferedImage(ref.getWidth(), ref.getHeight(), BufferedImage.TYPE_INT_ARGB);
WritableRaster refWR = ref.getRaster();
WritableRaster genWR = gen.getRaster();
WritableRaster dstWR = diff.getRaster();
boolean refPre = ref.isAlphaPremultiplied();
if (!refPre) {
ColorModel cm = ref.getColorModel();
cm = GraphicsUtil.coerceData(refWR, cm, true);
ref = new BufferedImage(cm, refWR, true, null);
}
boolean genPre = gen.isAlphaPremultiplied();
if (!genPre) {
ColorModel cm = gen.getColorModel();
cm = GraphicsUtil.coerceData(genWR, cm, true);
gen = new BufferedImage(cm, genWR, true, null);
}
int w = ref.getWidth();
int h = ref.getHeight();
int y, i, val;
int[] refPix = null;
int[] genPix = null;
for (y = 0; y < h; y++) {
refPix = refWR.getPixels(0, y, w, 1, refPix);
genPix = genWR.getPixels(0, y, w, 1, genPix);
for (i = 0; i < refPix.length; i++) {
// val = ((genPix[i] - refPix[i]) * 5) + 128;
val = ((refPix[i] - genPix[i]) * 10) + 128;
if ((val & 0xFFFFFF00) != 0) {
if ((val & 0x80000000) != 0) {
val = 0;
} else {
val = 255;
}
}
genPix[i] = val;
}
dstWR.setPixels(0, y, w, 1, genPix);
}
if (!genPre) {
ColorModel cm = gen.getColorModel();
cm = GraphicsUtil.coerceData(genWR, cm, false);
}
if (!refPre) {
ColorModel cm = ref.getColorModel();
cm = GraphicsUtil.coerceData(refWR, cm, false);
}
return diff;
}
/** Superclass getRaster... */
public final Raster getRaster(int x, int y, int w, int h) {
if (w == 0 || h == 0) {
return null;
}
//
// If working raster is big enough, reuse it. Otherwise,
// build a large enough new one.
//
WritableRaster raster = saved;
if (raster == null || raster.getWidth() < w || raster.getHeight() < h) {
raster = getCachedRaster(dataModel, w, h);
saved = raster;
}
// Access raster internal int array. Because we use a DirectColorModel,
// we know the DataBuffer is of type DataBufferInt and the SampleModel
// is SinglePixelPackedSampleModel.
// Adjust for initial offset in DataBuffer and also for the scanline
// stride.
//
DataBufferInt rasterDB = (DataBufferInt) raster.getDataBuffer();
int[] pixels = rasterDB.getBankData()[0];
int off = rasterDB.getOffset();
int scanlineStride =
((SinglePixelPackedSampleModel) raster.getSampleModel()).getScanlineStride();
int adjust = scanlineStride - w;
fillRaster(pixels, off, adjust, x, y, w, h); // delegate to subclass.
GraphicsUtil.coerceData(raster, dataModel, model.isAlphaPremultiplied());
return raster;
}
/**
* Construct a fully transparent image <tt>bounds</tt> size, will paint one tile with paint. Thus
* paint should not be a pattered paint or gradient but should be a solid color.
*
* @param bounds the bounds of the image (in fact will respond with any request).
*/
public FloodRed(Rectangle bounds, Paint paint) {
super(); // We _must_ call init...
ColorModel cm = GraphicsUtil.sRGB_Unpre;
int defSz = AbstractTiledRed.getDefaultTileSize();
int tw = bounds.width;
if (tw > defSz) tw = defSz;
int th = bounds.height;
if (th > defSz) th = defSz;
// fix my sample model so it makes sense given my size.
SampleModel sm = cm.createCompatibleSampleModel(tw, th);
// Finish initializing our base class...
init((CachableRed) null, bounds, cm, sm, 0, 0, null);
raster = Raster.createWritableRaster(sm, new Point(0, 0));
BufferedImage offScreen = new BufferedImage(cm, raster, cm.isAlphaPremultiplied(), null);
Graphics2D g = GraphicsUtil.createGraphics(offScreen);
g.setPaint(paint);
g.fillRect(0, 0, bounds.width, bounds.height);
g.dispose();
}
protected static ColorModel fixColorModel(CachableRed src) {
ColorModel cm = src.getColorModel();
if (cm.hasAlpha()) {
if (!cm.isAlphaPremultiplied()) cm = GraphicsUtil.coerceColorModel(cm, true);
return cm;
}
ColorSpace cs = cm.getColorSpace();
int b = src.getSampleModel().getNumBands() + 1;
if (b == 4) {
int[] masks = new int[4];
for (int i = 0; i < b - 1; i++) masks[i] = 0xFF0000 >> (8 * i);
masks[3] = 0xFF << (8 * (b - 1));
return new DirectColorModel(
cs, 8 * b, masks[0], masks[1], masks[2], masks[3], true, DataBuffer.TYPE_INT);
}
int[] bits = new int[b];
for (int i = 0; i < b; i++) bits[i] = 8;
return new ComponentColorModel(
cs, bits, true, true, Transparency.TRANSLUCENT, DataBuffer.TYPE_INT);
}
public WritableRaster copyData(WritableRaster wr) {
int tx0 = getXTile(wr.getMinX());
int ty0 = getYTile(wr.getMinY());
int tx1 = getXTile(wr.getMinX() + wr.getWidth() - 1);
int ty1 = getYTile(wr.getMinY() + wr.getHeight() - 1);
final boolean is_INT_PACK = GraphicsUtil.is_INT_PACK_Data(getSampleModel(), false);
for (int y = ty0; y <= ty1; y++)
for (int x = tx0; x <= tx1; x++) {
Raster r = getTile(x, y);
if (is_INT_PACK) GraphicsUtil.copyData_INT_PACK(r, wr);
else GraphicsUtil.copyData_FALLBACK(r, wr);
}
return wr;
}
/**
* Copies data from this images tile grid into wr. wr may extend outside the bounds of this image
* in which case the data in wr outside the bounds will not be touched.
*
* @param wr Raster to fill with image data.
*/
public void copyToRaster(WritableRaster wr) {
Rectangle wrR = wr.getBounds();
int tx0 = getXTile(wrR.x);
int ty0 = getYTile(wrR.y);
int tx1 = getXTile(wrR.x + wrR.width - 1);
int ty1 = getYTile(wrR.y + wrR.height - 1);
if (tx0 < minTileX) tx0 = minTileX;
if (ty0 < minTileY) ty0 = minTileY;
if (tx1 >= minTileX + numXTiles) tx1 = minTileX + numXTiles - 1;
if (ty1 >= minTileY + numYTiles) ty1 = minTileY + numYTiles - 1;
final boolean is_INT_PACK = GraphicsUtil.is_INT_PACK_Data(getSampleModel(), false);
int xtiles = (tx1 - tx0 + 1);
boolean[] got = new boolean[xtiles * (ty1 - ty0 + 1)];
// Run through and get the tiles that are just sitting in the
// cache...
for (int y = ty0; y <= ty1; y++)
for (int x = tx0; x <= tx1; x++) {
Raster r = tiles.getTileNoCompute(x, y);
if (r == null) continue; // Not there.
got[x - tx0 + (y - ty0) * xtiles] = true;
if (is_INT_PACK) GraphicsUtil.copyData_INT_PACK(r, wr);
else GraphicsUtil.copyData_FALLBACK(r, wr);
}
// Run through and pick up the ones we need to compute...
for (int y = ty0; y <= ty1; y++)
for (int x = tx0; x <= tx1; x++) {
if (got[x - tx0 + (y - ty0) * xtiles]) continue; // already have.
Raster r = getTile(x, y);
if (is_INT_PACK) GraphicsUtil.copyData_INT_PACK(r, wr);
else GraphicsUtil.copyData_FALLBACK(r, wr);
}
}
protected void drawBlockAndCopy(TileBlock[] blocks, WritableRaster wr) {
if (blocks.length == 1) {
TileBlock curr = blocks[0];
int xloc = curr.getXLoc() * tileWidth + tileGridXOff;
int yloc = curr.getYLoc() * tileHeight + tileGridYOff;
if ((xloc == wr.getMinX()) && (yloc == wr.getMinY())) {
// Safe to draw in place...
drawBlockInPlace(blocks, wr);
return;
}
}
int maxSz = 0;
for (int i = 0; i < blocks.length; i++) {
int sz = ((blocks[i].getWidth() * tileWidth) * (blocks[i].getHeight() * tileHeight));
if (sz > maxSz) maxSz = sz;
}
DataBufferInt dbi = new DataBufferInt(maxSz);
int[] masks = {0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000};
boolean use_INT_PACK = GraphicsUtil.is_INT_PACK_Data(wr.getSampleModel(), false);
for (int i = 0; i < blocks.length; i++) {
TileBlock curr = blocks[i];
int xloc = curr.getXLoc() * tileWidth + tileGridXOff;
int yloc = curr.getYLoc() * tileHeight + tileGridYOff;
Rectangle tb =
new Rectangle(xloc, yloc, curr.getWidth() * tileWidth, curr.getHeight() * tileHeight);
tb = tb.intersection(bounds);
Point loc = new Point(tb.x, tb.y);
WritableRaster child =
Raster.createPackedRaster(dbi, tb.width, tb.height, tb.width, masks, loc);
genRect(child);
if (use_INT_PACK) GraphicsUtil.copyData_INT_PACK(child, wr);
else GraphicsUtil.copyData_FALLBACK(child, wr);
if (Thread.currentThread().isInterrupted()) return;
}
}
/**
* @see ImageWriter#writeImage(java.awt.image.RenderedImage, java.io.OutputStream,
* org.apache.batik.ext.awt.image.spi.ImageWriterParams)
*/
public void writeImage(RenderedImage image, OutputStream out, ImageWriterParams params)
throws IOException {
BufferedImage bi;
if (image instanceof BufferedImage) {
bi = (BufferedImage) image;
} else {
// TODO Is this the right way?
bi = GraphicsUtil.makeLinearBufferedImage(image.getWidth(), image.getHeight(), false);
}
JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
if (params != null) {
JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bi);
if (params.getJPEGQuality() != null) {
param.setQuality(
params.getJPEGQuality().floatValue(), params.getJPEGForceBaseline().booleanValue());
}
encoder.encode(bi, param);
} else {
encoder.encode(bi);
}
}
/**
* Constructor for superclass. Does some initialization, but leaves most of the heavy-duty math
* for calculateGradient(), so the subclass may do some other manipulation beforehand if
* necessary. This is not possible if this computation is done in the superclass constructor which
* always gets called first.
*/
public MultipleGradientPaintContext(
ColorModel cm,
Rectangle deviceBounds,
Rectangle2D userBounds,
AffineTransform t,
RenderingHints hints,
float[] fractions,
Color[] colors,
MultipleGradientPaint.CycleMethodEnum cycleMethod,
MultipleGradientPaint.ColorSpaceEnum colorSpace)
throws NoninvertibleTransformException {
// We have to deal with the cases where the 1st gradient stop is not
// equal to 0 and/or the last gradient stop is not equal to 1.
// In both cases, create a new point and replicate the previous
// extreme point's color.
boolean fixFirst = false;
boolean fixLast = false;
int len = fractions.length;
// if the first gradient stop is not equal to zero, fix this condition
if (fractions[0] != 0f) {
fixFirst = true;
len++;
}
// if the last gradient stop is not equal to one, fix this condition
if (fractions[fractions.length - 1] != 1f) {
fixLast = true;
len++;
}
for (int i = 0; i < fractions.length - 1; i++) if (fractions[i] == fractions[i + 1]) len--;
this.fractions = new float[len];
Color[] loColors = new Color[len - 1];
Color[] hiColors = new Color[len - 1];
normalizedIntervals = new float[len - 1];
gradientUnderflow = colors[0].getRGB();
gradientOverflow = colors[colors.length - 1].getRGB();
int idx = 0;
if (fixFirst) {
this.fractions[0] = 0;
loColors[0] = colors[0];
hiColors[0] = colors[0];
normalizedIntervals[0] = fractions[0];
idx++;
}
for (int i = 0; i < fractions.length - 1; i++) {
if (fractions[i] == fractions[i + 1]) {
// System.out.println("EQ Fracts");
if (!colors[i].equals(colors[i + 1])) {
hasDiscontinuity = true;
}
continue;
}
this.fractions[idx] = fractions[i];
loColors[idx] = colors[i];
hiColors[idx] = colors[i + 1];
normalizedIntervals[idx] = fractions[i + 1] - fractions[i];
idx++;
}
this.fractions[idx] = fractions[fractions.length - 1];
if (fixLast) {
loColors[idx] = hiColors[idx] = colors[colors.length - 1];
normalizedIntervals[idx] = 1 - fractions[fractions.length - 1];
idx++;
this.fractions[idx] = 1;
}
// The inverse transform is needed to from device to user space.
// Get all the components of the inverse transform matrix.
AffineTransform tInv = t.createInverse();
double m[] = new double[6];
tInv.getMatrix(m);
a00 = (float) m[0];
a10 = (float) m[1];
a01 = (float) m[2];
a11 = (float) m[3];
a02 = (float) m[4];
a12 = (float) m[5];
// copy some flags
this.cycleMethod = cycleMethod;
this.colorSpace = colorSpace;
// PATCH Werner Randelshofer: ColorModel can be null!
// Setup an example Model, we may refine it later.
if (cm != null && cm.getColorSpace() == lrgbmodel_A.getColorSpace()) dataModel = lrgbmodel_A;
else if (cm == null || cm.getColorSpace() == srgbmodel_A.getColorSpace())
dataModel = srgbmodel_A;
else throw new IllegalArgumentException("Unsupported ColorSpace for interpolation");
calculateGradientFractions(loColors, hiColors);
model = GraphicsUtil.coerceColorModel(dataModel, cm != null && cm.isAlphaPremultiplied());
}
public WritableRaster copyData(WritableRaster wr) {
// Get my source.
CachableRed src = (CachableRed) getSources().get(0);
Rectangle r = wr.getBounds();
r.x -= xinset;
r.y -= yinset;
r.width += 2 * xinset;
r.height += 2 * yinset;
// System.out.println("Gaussian GenR: " + wr);
// System.out.println("SrcReq: " + r);
ColorModel srcCM = src.getColorModel();
WritableRaster tmpR1 = null, tmpR2 = null;
tmpR1 = srcCM.createCompatibleWritableRaster(r.width, r.height);
{
WritableRaster fill;
fill = tmpR1.createWritableTranslatedChild(r.x, r.y);
src.copyData(fill);
}
if (srcCM.hasAlpha() && !srcCM.isAlphaPremultiplied())
GraphicsUtil.coerceData(tmpR1, srcCM, true);
// For the blur box approx we can use dest as our intermediate
// otherwise we let it default to null which means we create a new
// one...
// this lets the Vertical conv know how much is junk, so it
// doesn't bother to convolve the top and bottom edges
int skipX;
// long t1 = System.currentTimeMillis();
if (xinset == 0) {
skipX = 0;
} else if (convOp[0] != null) {
tmpR2 = getColorModel().createCompatibleWritableRaster(r.width, r.height);
tmpR2 = convOp[0].filter(tmpR1, tmpR2);
skipX = convOp[0].getKernel().getXOrigin();
// Swap them...
WritableRaster tmp = tmpR1;
tmpR1 = tmpR2;
tmpR2 = tmp;
} else {
if ((dX & 0x01) == 0) {
tmpR1 = boxFilterH(tmpR1, tmpR1, 0, 0, dX, dX / 2);
tmpR1 = boxFilterH(tmpR1, tmpR1, dX / 2, 0, dX, dX / 2 - 1);
tmpR1 = boxFilterH(tmpR1, tmpR1, dX - 1, 0, dX + 1, dX / 2);
skipX = dX - 1 + dX / 2;
} else {
tmpR1 = boxFilterH(tmpR1, tmpR1, 0, 0, dX, dX / 2);
tmpR1 = boxFilterH(tmpR1, tmpR1, dX / 2, 0, dX, dX / 2);
tmpR1 = boxFilterH(tmpR1, tmpR1, dX - 2, 0, dX, dX / 2);
skipX = dX - 2 + dX / 2;
}
}
if (yinset == 0) {
tmpR2 = tmpR1;
} else if (convOp[1] != null) {
if (tmpR2 == null) {
tmpR2 = getColorModel().createCompatibleWritableRaster(r.width, r.height);
}
tmpR2 = convOp[1].filter(tmpR1, tmpR2);
} else {
if ((dY & 0x01) == 0) {
tmpR1 = boxFilterV(tmpR1, tmpR1, skipX, 0, dY, dY / 2);
tmpR1 = boxFilterV(tmpR1, tmpR1, skipX, dY / 2, dY, dY / 2 - 1);
tmpR1 = boxFilterV(tmpR1, tmpR1, skipX, dY - 1, dY + 1, dY / 2);
} else {
tmpR1 = boxFilterV(tmpR1, tmpR1, skipX, 0, dY, dY / 2);
tmpR1 = boxFilterV(tmpR1, tmpR1, skipX, dY / 2, dY, dY / 2);
tmpR1 = boxFilterV(tmpR1, tmpR1, skipX, dY - 2, dY, dY / 2);
}
tmpR2 = tmpR1;
}
// long t2 = System.currentTimeMillis();
// System.out.println("Time: " + (t2-t1) +
// (((convOp[0] != null) || (convOp[1] != null))?
// " ConvOp":""));
// System.out.println("Rasters WR :" + wr.getBounds());
// System.out.println(" tmp:" + tmpR2.getBounds());
// System.out.println(" bounds:" + getBounds());
// System.out.println(" skipX:" + skipX +
// " dx:" + dX + " Dy: " + dY);
tmpR2 = tmpR2.createWritableTranslatedChild(r.x, r.y);
GraphicsUtil.copyData(tmpR2, wr);
return wr;
}
public WritableRaster copyData(WritableRaster wr) {
// Get my source.
CachableRed src = (CachableRed) getSources().get(0);
ColorModel srcCM = src.getColorModel();
SampleModel srcSM = src.getSampleModel();
// Fast case, SRGB source, INT Pack writable raster...
if (srcIssRGB && Any2sRGBRed.is_INT_PACK_COMP(wr.getSampleModel())) {
src.copyData(wr);
if (srcCM.hasAlpha()) GraphicsUtil.coerceData(wr, srcCM, false);
Any2sRGBRed.applyLut_INT(wr, sRGBToLsRGBLut);
return wr;
}
if (srcCM == null) {
// We don't really know much about this source, let's
// guess based on the number of bands...
float[][] matrix = null;
switch (srcSM.getNumBands()) {
case 1:
matrix = new float[1][3];
matrix[0][0] = 1; // Red
matrix[0][1] = 1; // Grn
matrix[0][2] = 1; // Blu
break;
case 2:
matrix = new float[2][4];
matrix[0][0] = 1; // Red
matrix[0][1] = 1; // Grn
matrix[0][2] = 1; // Blu
matrix[1][3] = 1; // Alpha
break;
case 3:
matrix = new float[3][3];
matrix[0][0] = 1; // Red
matrix[1][1] = 1; // Grn
matrix[2][2] = 1; // Blu
break;
default:
matrix = new float[srcSM.getNumBands()][4];
matrix[0][0] = 1; // Red
matrix[1][1] = 1; // Grn
matrix[2][2] = 1; // Blu
matrix[3][3] = 1; // Alpha
break;
}
Raster srcRas = src.getData(wr.getBounds());
BandCombineOp op = new BandCombineOp(matrix, null);
op.filter(srcRas, wr);
} else {
ColorModel dstCM = getColorModel();
BufferedImage dstBI;
if (!dstCM.hasAlpha()) {
// No alpha ao we don't have to work around the bug
// in the color convert op.
dstBI =
new BufferedImage(
dstCM, wr.createWritableTranslatedChild(0, 0), dstCM.isAlphaPremultiplied(), null);
} else {
// All this nonsense is to work around the fact that
// the Color convert op doesn't properly copy the
// Alpha from src to dst.
SinglePixelPackedSampleModel dstSM;
dstSM = (SinglePixelPackedSampleModel) wr.getSampleModel();
int[] masks = dstSM.getBitMasks();
SampleModel dstSMNoA =
new SinglePixelPackedSampleModel(
dstSM.getDataType(),
dstSM.getWidth(),
dstSM.getHeight(),
dstSM.getScanlineStride(),
new int[] {masks[0], masks[1], masks[2]});
ColorModel dstCMNoA = GraphicsUtil.Linear_sRGB;
WritableRaster dstWr;
dstWr = Raster.createWritableRaster(dstSMNoA, wr.getDataBuffer(), new Point(0, 0));
dstWr =
dstWr.createWritableChild(
wr.getMinX() - wr.getSampleModelTranslateX(),
wr.getMinY() - wr.getSampleModelTranslateY(),
wr.getWidth(),
wr.getHeight(),
0,
0,
null);
dstBI = new BufferedImage(dstCMNoA, dstWr, false, null);
}
// Divide out alpha if we have it. We need to do this since
// the color convert may not be a linear operation which may
// lead to out of range values.
ColorModel srcBICM = srcCM;
WritableRaster srcWr;
if ((srcCM.hasAlpha() == true) && (srcCM.isAlphaPremultiplied() != false)) {
Rectangle wrR = wr.getBounds();
SampleModel sm = srcCM.createCompatibleSampleModel(wrR.width, wrR.height);
srcWr = Raster.createWritableRaster(sm, new Point(wrR.x, wrR.y));
src.copyData(srcWr);
srcBICM = GraphicsUtil.coerceData(srcWr, srcCM, false);
} else {
Raster srcRas = src.getData(wr.getBounds());
srcWr = GraphicsUtil.makeRasterWritable(srcRas);
}
BufferedImage srcBI;
srcBI = new BufferedImage(srcBICM, srcWr.createWritableTranslatedChild(0, 0), false, null);
/*
* System.out.println("src: " + srcBI.getWidth() + "x" +
* srcBI.getHeight());
* System.out.println("dst: " + dstBI.getWidth() + "x" +
* dstBI.getHeight());
*/
ColorConvertOp op = new ColorConvertOp(null);
op.filter(srcBI, dstBI);
if (dstCM.hasAlpha())
copyBand(
srcWr, srcSM.getNumBands() - 1,
wr, getSampleModel().getNumBands() - 1);
}
return wr;
}
public void genRect(WritableRaster wr) {
if (me2src == null) return;
Rectangle srcR = me2src.createTransformedShape(wr.getBounds()).getBounds();
// System.out.println("Affine wrR: " + wr.getBounds());
// System.out.println("Affine srcR: " + srcR);
// Outset by two pixels so we get context for interpolation...
srcR.setBounds(srcR.x - 1, srcR.y - 1, srcR.width + 2, srcR.height + 2);
// Don't try and get data from src that it doesn't have...
CachableRed src = (CachableRed) getSources().get(0);
// Raster srcRas = src.getData(srcR);
if (!srcR.intersects(src.getBounds())) return;
Raster srcRas = src.getData(srcR.intersection(src.getBounds()));
if (srcRas == null) return;
// This works around the problem that the buffered ops
// completely ignore the coords of the Rasters passed in.
AffineTransform aff = (AffineTransform) src2me.clone();
// Translate what is at 0,0 (which will be what our current
// minX/Y is) to our current minX,minY.
aff.concatenate(AffineTransform.getTranslateInstance(srcRas.getMinX(), srcRas.getMinY()));
Point2D srcPt = new Point2D.Float(wr.getMinX(), wr.getMinY());
srcPt = me2src.transform(srcPt, null);
Point2D destPt =
new Point2D.Double(srcPt.getX() - srcRas.getMinX(), srcPt.getY() - srcRas.getMinY());
destPt = aff.transform(destPt, null);
// Translate what will be at minX,minY to zero, zero
// which where java2d will think the real minX,minY is.
aff.preConcatenate(AffineTransform.getTranslateInstance(-destPt.getX(), -destPt.getY()));
AffineTransformOp op = new AffineTransformOp(aff, hints);
BufferedImage srcBI, myBI;
ColorModel srcCM = src.getColorModel();
ColorModel myCM = getColorModel();
WritableRaster srcWR = (WritableRaster) srcRas;
// If the output buffer is not premultiplied in certain cases
// it fails to properly divide out the Alpha (it always does
// the affine on premultiplied data). We help it out by
// premultiplying for it.
srcCM = GraphicsUtil.coerceData(srcWR, srcCM, true);
srcBI =
new BufferedImage(
srcCM, srcWR.createWritableTranslatedChild(0, 0), srcCM.isAlphaPremultiplied(), null);
myBI =
new BufferedImage(
myCM, wr.createWritableTranslatedChild(0, 0), myCM.isAlphaPremultiplied(), null);
op.filter(srcBI, myBI);
// if ((count % 40) == 0) {
// org.apache.batik.ImageDisplay.showImage("Src: " , srcBI);
// org.apache.batik.ImageDisplay.showImage("Dst: " , myBI);
// }
// count++;
}
// long lastFrame = -1;
public void repaint(RectListManager devRLM) {
if (devRLM == null) return;
updateWorkingBuffers();
if ((rootGN == null) || (workImg == null)) return;
try {
// Ensure only one thread works on WorkImg at a time...
synchronized (workImg) {
Graphics2D g2d = GraphicsUtil.createGraphics(workImg, renderingHints);
Rectangle dr;
dr = new Rectangle(0, 0, offScreenWidth, offScreenHeight);
if ((isDoubleBuffered) && (currImg != null) && (damagedAreas != null)) {
damagedAreas.subtract(devRLM, COPY_OVERHEAD, COPY_LINE_OVERHEAD);
damagedAreas.mergeRects(COPY_OVERHEAD, COPY_LINE_OVERHEAD);
Iterator iter = damagedAreas.iterator();
g2d.setComposite(AlphaComposite.Src);
while (iter.hasNext()) {
Rectangle r = (Rectangle) iter.next();
if (!dr.intersects(r)) continue;
r = dr.intersection(r);
g2d.setClip(r.x, r.y, r.width, r.height);
g2d.setComposite(AlphaComposite.Clear);
g2d.fillRect(r.x, r.y, r.width, r.height);
g2d.setComposite(AlphaComposite.SrcOver);
g2d.drawImage(currImg, 0, 0, null);
}
}
Iterator iter = devRLM.iterator();
while (iter.hasNext()) {
Rectangle r = (Rectangle) iter.next();
if (!dr.intersects(r)) continue;
r = dr.intersection(r);
g2d.setTransform(IDENTITY);
g2d.setClip(r.x, r.y, r.width, r.height);
g2d.setComposite(AlphaComposite.Clear);
g2d.fillRect(r.x, r.y, r.width, r.height);
g2d.setComposite(AlphaComposite.SrcOver);
g2d.transform(usr2dev);
rootGN.paint(g2d);
}
g2d.dispose();
}
} catch (Throwable t) {
t.printStackTrace();
}
if (HaltingThread.hasBeenHalted()) return;
// System.out.println("Dmg: " + damagedAreas);
// System.out.println("Areas: " + devRects);
// Swap the buffers if the rendering completed cleanly.
if (isDoubleBuffered) {
BufferedImage tmpImg = workImg;
workImg = currImg;
currImg = tmpImg;
damagedAreas = devRLM;
}
}
public void copyToRasterByBlocks(WritableRaster wr) {
final boolean is_INT_PACK = GraphicsUtil.is_INT_PACK_Data(getSampleModel(), false);
Rectangle bounds = getBounds();
Rectangle wrR = wr.getBounds();
int tx0 = getXTile(wrR.x);
int ty0 = getYTile(wrR.y);
int tx1 = getXTile(wrR.x + wrR.width - 1);
int ty1 = getYTile(wrR.y + wrR.height - 1);
if (tx0 < minTileX) tx0 = minTileX;
if (ty0 < minTileY) ty0 = minTileY;
if (tx1 >= minTileX + numXTiles) tx1 = minTileX + numXTiles - 1;
if (ty1 >= minTileY + numYTiles) ty1 = minTileY + numYTiles - 1;
if ((tx1 < tx0) || (ty1 < ty0)) return;
// System.out.println("WR: " + wrR);
// System.out.println("ME: " + bounds);
int insideTx0 = tx0;
int insideTx1 = tx1;
int insideTy0 = ty0;
int insideTy1 = ty1;
// Now figure out what tiles lie completely inside wr...
int tx, ty;
tx = tx0 * tileWidth + tileGridXOff;
if ((tx < wrR.x) && (bounds.x != wrR.x))
// Partial tile off the left.
insideTx0++;
ty = ty0 * tileHeight + tileGridYOff;
if ((ty < wrR.y) && (bounds.y != wrR.y))
// Partial tile off the top.
insideTy0++;
tx = (tx1 + 1) * tileWidth + tileGridXOff - 1;
if ((tx >= (wrR.x + wrR.width)) && ((bounds.x + bounds.width) != (wrR.x + wrR.width)))
// Partial tile off right
insideTx1--;
ty = (ty1 + 1) * tileHeight + tileGridYOff - 1;
if ((ty >= (wrR.y + wrR.height)) && ((bounds.y + bounds.height) != (wrR.y + wrR.height)))
// Partial tile off bottom
insideTy1--;
int xtiles = insideTx1 - insideTx0 + 1;
int ytiles = insideTy1 - insideTy0 + 1;
boolean[] occupied = null;
if ((xtiles > 0) && (ytiles > 0)) occupied = new boolean[xtiles * ytiles];
boolean[] got = new boolean[2 * (tx1 - tx0 + 1) + 2 * (ty1 - ty0 + 1)];
int idx = 0;
int numFound = 0;
// Collect all the tiles that we currently have in cache...
for (int y = ty0; y <= ty1; y++) {
for (int x = tx0; x <= tx1; x++) {
Raster ras = tiles.getTileNoCompute(x, y);
boolean found = (ras != null);
if ((y >= insideTy0) && (y <= insideTy1) && (x >= insideTx0) && (x <= insideTx1))
occupied[(x - insideTx0) + (y - insideTy0) * xtiles] = found;
else got[idx++] = found;
if (!found) continue;
numFound++;
if (is_INT_PACK) GraphicsUtil.copyData_INT_PACK(ras, wr);
else GraphicsUtil.copyData_FALLBACK(ras, wr);
}
}
// System.out.println("Found: " + numFound + " out of " +
// ((tx1-tx0+1)*(ty1-ty0+1)));
// Compute the stuff from the middle in the largest possible Chunks.
if ((xtiles > 0) && (ytiles > 0)) {
TileBlock block =
new TileBlock(insideTx0, insideTy0, xtiles, ytiles, occupied, 0, 0, xtiles, ytiles);
// System.out.println("Starting Splits");
drawBlock(block, wr);
// Exception e= new Exception("Foo");
// e.printStackTrace();
}
idx = 0;
// Fill in the ones that weren't in the cache.
for (ty = ty0; ty <= ty1; ty++) {
for (tx = tx0; tx <= tx1; tx++) {
// At least touch the tile...
Raster ras = tiles.getTileNoCompute(tx, ty);
if ((ty >= insideTy0) && (ty <= insideTy1) && (tx >= insideTx0) && (tx <= insideTx1)) {
if (ras != null) continue;
// Fill the tile from wr (since wr is full now
// at least in the middle).
WritableRaster tile = makeTile(tx, ty);
if (is_INT_PACK) GraphicsUtil.copyData_INT_PACK(wr, tile);
else GraphicsUtil.copyData_FALLBACK(wr, tile);
tiles.setTile(tx, ty, tile);
} else {
if (got[idx++]) continue;
// System.out.println("Computing : " + x + "," + y);
ras = getTile(tx, ty); // Compute the tile..
if (Thread.currentThread().isInterrupted()) return;
if (is_INT_PACK) GraphicsUtil.copyData_INT_PACK(ras, wr);
else GraphicsUtil.copyData_FALLBACK(ras, wr);
}
}
}
// System.out.println("Ending Computation: " + this);
}
public static ZeroRecter getZeroRecter(WritableRaster wr) {
if (GraphicsUtil.is_INT_PACK_Data(wr.getSampleModel(), false))
return new ZeroRecter_INT_PACK(wr);
else return new ZeroRecter(wr);
}
