NSCRayTrace = TheSystem.Tools.OpenNSCRayTrace();
NSCRayTrace.ClearDetectors(0);
NSCRayTrace.SplitNSCRays = true;
NSCRayTrace.ScatterNSCRays = false;
NSCRayTrace.UsePolarization = true;
NSCRayTrace.IgnoreErrors = true;
NSCRayTrace.SaveRays = true;
NSCRayTrace.SaveRaysFile = 'Digital_projector_flys_eye_homogenizer.ZRD';
NSCRayTrace.RunAndWaitForCompletion();
NSCRayTrace.Close();

• Run NSC ray trace

Logic = {'False', 'True'};
ZRDReader = TheSystem.Tools.OpenRayDatabaseReader();
prefix=TheSystem.SystemFile.TrimEnd('.ZMX');
ZRDReader.ZRDFile = System.String.Concat(prefix,'.ZRD') ;
ZRDReader.RunAndWaitForCompletion();
if ZRDReader.Succeeded == 0
        disp('Raytracing failed!\n\n')
        disp(ZRDReader.ErrorMessage)
else
        disp('Raytracing completed!\n\n')
end
ZRDResult = ZRDReader.GetResults();
[success_NextResult, rayNumber, waveIndex, wlUM, numSegments] = ZRDResult.ReadNextResult();
while success_NextResult == 1
    fprintf('\n\nsuccess_NextResult: %s, rayNumber: %d, waveIndex: %d, wlUM: %d, numSegments: %d\n\n',...
        Logic{success_NextResult+1}, rayNumber, waveIndex, wlUM, numSegments)
 fprintf('%20s %13s %13s %8s %8s %8s %10s %6s %7s %8s %8s %8s %8s%10s %5s\n','success_NextSegmentFull','segmentLevel', 'segmentParent','hitObj','hitFace',...
     'insideOf','status','x','y','z','l','m','n','xybin','lmbin');
[success_NextSegmentFull, segmentLevel, segmentParent, hitObj, hitFace, insideOf, status,...
        x, y, z, l, m, n, exr, exi, eyr, eyi, ezr, ezi, intensity, pathLength,...
        xybin, lmbin, xNorm, yNorm, zNorm, index, startingPhase, phaseOf, phaseAt] =...
        ZRDResult.ReadNextSegmentFull();
 while success_NextSegmentFull == 1
     fprintf('%15s %15d %15d %10d %8d %7d %13s %8.3f %8.3f %8.3f %8.3f %7.3f %7.3f %6d %6d \n',Logic{success_NextSegmentFull+1}, segmentLevel, segmentParent, hitObj,hitFace, insideOf, char(status),x, y, z, l, m, n,xybin,lmbin);
        [success_NextSegmentFull, segmentLevel, segmentParent, hitObj, hitFace, insideOf, status,...
            x, y, z, l, m, n, exr, exi, eyr, eyi, ezr, ezi, intensity, pathLength,...
            xybin, lmbin, xNorm, yNorm, zNorm, index, startingPhase, phaseOf, phaseAt] =...
            ZRDResult.ReadNextSegmentFull();
    end
    [success_NextResult, rayNumber, waveIndex, wlUM, numSegments] = ZRDResult.ReadNextResult();
end
ZRDReader.Close();

In the above code:

• Open the ray database reader tool
• Set the ZRD file to be read
• Run tool Ray Database Reader
• Use GetResult() method to get result ray by ray ( ReadNextResult() ) and segment by segment (ReadNextSegment())
• Print data of each ray and each segment