Examples with ObjectAnalyzer gdsc.smlm.ij.utils.ObjectAnalyzer used on opensource projects

Example 1 with ObjectAnalyzer

use of gdsc.smlm.ij.utils.ObjectAnalyzer in project GDSC-SMLM by aherbert.

the class SplitResults method splitResults.

private void splitResults(MemoryPeakResults results, ImageProcessor ip) {
    IJ.showStatus("Splitting " + Utils.pleural(results.size(), "result"));
    // Create an object mask
    ObjectAnalyzer objectAnalyzer = new ObjectAnalyzer(ip, false);
    final int maxx = ip.getWidth();
    final int maxy = ip.getHeight();
    final float scaleX = (float) results.getBounds().width / maxx;
    final float scaleY = (float) results.getBounds().height / maxy;
    // Create a results set for each object
    final int maxObject = objectAnalyzer.getMaxObject();
    MemoryPeakResults[] resultsSet = new MemoryPeakResults[maxObject + 1];
    for (int object = 0; object <= maxObject; object++) {
        MemoryPeakResults newResults = new MemoryPeakResults();
        newResults.copySettings(results);
        newResults.setName(results.getName() + " " + object);
        resultsSet[object] = newResults;
    }
    final int[] mask = objectAnalyzer.getObjectMask();
    if (showObjectMask) {
        ImageProcessor objectIp = (maxObject <= 255) ? new ByteProcessor(maxx, maxy) : new ShortProcessor(maxx, maxy);
        for (int i = 0; i < mask.length; i++) objectIp.set(i, mask[i]);
        ImagePlus imp = Utils.display(objectMask + " Objects", objectIp);
        imp.setDisplayRange(0, maxObject);
        imp.updateAndDraw();
    }
    // Process the results mapping them to their objects
    int i = 0;
    final int size = results.size();
    final int step = Utils.getProgressInterval(size);
    for (PeakResult result : results.getResults()) {
        if (++i % step == 0)
            IJ.showProgress(i, size);
        // Map to the mask objects
        final int object;
        int x = (int) (result.getXPosition() / scaleX);
        int y = (int) (result.getYPosition() / scaleY);
        if (x < 0 || x >= maxx || y < 0 || y >= maxy) {
            object = 0;
        } else {
            final int index = y * maxx + x;
            if (index < 0 || index >= mask.length)
                object = 0;
            else
                object = mask[index];
        }
        resultsSet[object].add(result);
    }
    IJ.showProgress(1);
    // Add the new results sets to memory
    i = 0;
    for (int object = (nonMaskDataset) ? 0 : 1; object <= maxObject; object++) {
        if (!resultsSet[object].isEmpty()) {
            MemoryPeakResults.addResults(resultsSet[object]);
            i++;
        }
    }
    IJ.showStatus("Split " + Utils.pleural(results.size(), "result") + " into " + Utils.pleural(i, "set"));
}