void doMakeStereoRaster(const TRasterPT<T> &rleft, const TRasterPT<T> &rright) {
int lx = rleft->getLx();
int ly = rright->getLy();
for (int i = 0; i < ly; i++) {
T *pixl = rleft->pixels(i);
T *pixr = rright->pixels(i);
for (int j = 0; j < lx; j++, pixl++, pixr++) {
pixl->g = pixr->g;
pixl->b = pixr->b;
}
}
}
void doSetChannel(const TRasterPT<T> &rin, const TRasterPT<T> &rout,
UCHAR channel, bool greytones) {
int lx = rin->getLx();
int ly = rout->getLy();
int i, j;
for (i = 0; i < ly; i++) {
T *pixin = rin->pixels(i);
T *pixout = rout->pixels(i);
if (greytones || channel == TRop::MChan) {
switch (channel) {
case TRop::RChan:
for (j = 0; j < lx; j++, pixin++, pixout++)
pixout->r = pixout->g = pixout->b = pixout->m = pixin->r;
break;
case TRop::GChan:
for (j = 0; j < lx; j++, pixin++, pixout++)
pixout->r = pixout->g = pixout->b = pixout->m = pixin->g;
break;
case TRop::BChan:
for (j = 0; j < lx; j++, pixin++, pixout++)
pixout->r = pixout->g = pixout->b = pixout->m = pixin->b;
break;
case TRop::MChan:
for (j = 0; j < lx; j++, pixin++, pixout++)
pixout->r = pixout->g = pixout->b = pixout->m = pixin->m;
break;
default:
assert(false);
}
} else {
for (j = 0; j < lx; j++, pixin++, pixout++) {
pixout->r = channel & TRop::RChan ? pixin->r : 0;
pixout->b = channel & TRop::BChan ? pixin->b : 0;
pixout->g = channel & TRop::GChan ? pixin->g : 0;
}
}
}
}
void doCell(PIXEL *cellBuffer, const PIXEL &cellColor, const PIXEL &bgColor,
int x0, int y0, int x1, int y1) {
// Apply the mask to the cell. 0 pixels are bgColored, GRAY::maxChannelValue
// ones are cellColored.
PIXEL *pix, *line = cellBuffer, *lineEnd;
GRAY *grPix, *grLine = m_mask->pixels(y0) + x0, *grLineEnd;
int x, y, grWrap = m_mask->getWrap(), lx = x1 - x0;
for (y = y0; y < y1; ++y, line += this->m_wrap, grLine += grWrap) {
lineEnd = line + lx;
grLineEnd = grLine + lx;
for (x = x0, pix = line, grPix = grLine; x < x1; ++x, ++pix, ++grPix)
*pix = blend(bgColor, cellColor,
grPix->value / (double)GRAY::maxChannelValue);
}
}