boolean eraseOutsideRoi(ImageProcessor ip, Rectangle r, ImageProcessor mask) {
   int width = ip.getWidth();
   int height = ip.getHeight();
   ip.setRoi(r);
   if (excludeEdgeParticles && polygon != null) {
     ImageStatistics stats = ImageStatistics.getStatistics(ip, MIN_MAX, null);
     if (fillColor >= stats.min && fillColor <= stats.max) {
       double replaceColor = level1 - 1.0;
       if (replaceColor < 0.0 || replaceColor == fillColor) {
         replaceColor = level2 + 1.0;
         int maxColor = imageType == BYTE ? 255 : 65535;
         if (replaceColor > maxColor || replaceColor == fillColor) {
           IJ.error("Particle Analyzer", "Unable to remove edge particles");
           return false;
         }
       }
       for (int y = minY; y < maxY; y++) {
         for (int x = minX; x < maxX; x++) {
           int v = ip.getPixel(x, y);
           if (v == fillColor) ip.putPixel(x, y, (int) replaceColor);
         }
       }
     }
   }
   ip.setValue(fillColor);
   if (mask != null) {
     mask = mask.duplicate();
     mask.invert();
     ip.fill(mask);
   }
   ip.setRoi(0, 0, r.x, height);
   ip.fill();
   ip.setRoi(r.x, 0, r.width, r.y);
   ip.fill();
   ip.setRoi(r.x, r.y + r.height, r.width, height - (r.y + r.height));
   ip.fill();
   ip.setRoi(r.x + r.width, 0, width - (r.x + r.width), height);
   ip.fill();
   ip.resetRoi();
   // IJ.log("erase: "+fillColor+"	"+level1+"	"+level2+"	"+excludeEdgeParticles);
   // (new ImagePlus("ip2", ip.duplicate())).show();
   return true;
 }
 private String addMean(int column, String line, int start) {
   if (start == -1) {
     line += "\tNaN";
     summaryHdr += "\t" + ResultsTable.getDefaultHeading(column);
   } else {
     float[] c = column >= 0 ? rt.getColumn(column) : null;
     if (c != null) {
       ImageProcessor ip = new FloatProcessor(c.length, 1, c, null);
       if (ip == null) return line;
       ip.setRoi(start, 0, ip.getWidth() - start, 1);
       ip = ip.crop();
       ImageStatistics stats = new FloatStatistics(ip);
       if (stats == null) return line;
       line += n(stats.mean);
     } else line += "\tNaN";
     summaryHdr += "\t" + rt.getColumnHeading(column);
   }
   return line;
 }
 void drawRoiFilledParticle(ImageProcessor ip, Roi roi, ImageProcessor mask, int count) {
   int grayLevel = (count < 65535) ? count : 65535;
   ip.setValue((double) grayLevel);
   ip.setRoi(roi.getBounds());
   ip.fill(mask);
 }
 void drawFilledParticle(ImageProcessor ip, Roi roi, ImageProcessor mask) {
   // IJ.write(roi.getBounds()+" "+mask.length);
   ip.setRoi(roi.getBounds());
   ip.fill(mask);
 }
 void analyzeParticle(int x, int y, ImagePlus imp, ImageProcessor ip) {
   // Wand wand = new Wand(ip);
   ImageProcessor ip2 = redirectIP != null ? redirectIP : ip;
   wand.autoOutline(x, y, level1, level2, wandMode);
   if (wand.npoints == 0) {
     IJ.log("wand error: " + x + " " + y);
     return;
   }
   Roi roi = new PolygonRoi(wand.xpoints, wand.ypoints, wand.npoints, roiType);
   Rectangle r = roi.getBounds();
   if (r.width > 1 && r.height > 1) {
     PolygonRoi proi = (PolygonRoi) roi;
     pf.setPolygon(proi.getXCoordinates(), proi.getYCoordinates(), proi.getNCoordinates());
     ip2.setMask(pf.getMask(r.width, r.height));
     if (floodFill) ff.particleAnalyzerFill(x, y, level1, level2, ip2.getMask(), r);
   }
   ip2.setRoi(r);
   ip.setValue(fillColor);
   ImageStatistics stats = getStatistics(ip2, measurements, calibration);
   boolean include = true;
   if (excludeEdgeParticles) {
     if (r.x == minX || r.y == minY || r.x + r.width == maxX || r.y + r.height == maxY)
       include = false;
     if (polygon != null) {
       Rectangle bounds = roi.getBounds();
       int x1 = bounds.x + wand.xpoints[wand.npoints - 1];
       int y1 = bounds.y + wand.ypoints[wand.npoints - 1];
       int x2, y2;
       for (int i = 0; i < wand.npoints; i++) {
         x2 = bounds.x + wand.xpoints[i];
         y2 = bounds.y + wand.ypoints[i];
         if (!polygon.contains(x2, y2)) {
           include = false;
           break;
         }
         if ((x1 == x2 && ip.getPixel(x1, y1 - 1) == fillColor)
             || (y1 == y2 && ip.getPixel(x1 - 1, y1) == fillColor)) {
           include = false;
           break;
         }
         x1 = x2;
         y1 = y2;
       }
     }
   }
   ImageProcessor mask = ip2.getMask();
   if (minCircularity > 0.0 || maxCircularity < 1.0) {
     double perimeter = roi.getLength();
     double circularity =
         perimeter == 0.0 ? 0.0 : 4.0 * Math.PI * (stats.pixelCount / (perimeter * perimeter));
     if (circularity > 1.0) circularity = 1.0;
     // IJ.log(circularity+"	"+perimeter+"  "+stats.area);
     if (circularity < minCircularity || circularity > maxCircularity) include = false;
   }
   if (stats.pixelCount >= minSize && stats.pixelCount <= maxSize && include) {
     particleCount++;
     if (roiNeedsImage) roi.setImage(imp);
     stats.xstart = x;
     stats.ystart = y;
     saveResults(stats, roi);
     if (showChoice != NOTHING) drawParticle(drawIP, roi, stats, mask);
   }
   if (redirectIP != null) ip.setRoi(r);
   ip.fill(mask);
 }