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NPtGainAlgorithm.cpp

00001 #include "NPtGainAlgorithm.h"
00002 #include "AnalysisAlgorithmMap.h"
00003 #include "AnalysisService.h"
00004 #include "Sct/SctParameters.h"
00005 #include "SctData/NPtGainTestResult.h"
00006 #include "SctData/FitScanResult.h"
00007 #include "SctData/FitObject.h"
00008 #include "SctData/ResponseCurve.h"
00009 #include "SctData/StandardDefects.h"
00010 #include "SctData/ModuleConfiguration.h"
00011 #include "SctData/ChipConfiguration.h"
00012 #include <boost/shared_ptr.hpp>
00013 
00014 using namespace Sct;
00015 using namespace SctData;
00016 using namespace boost;
00017 
00018 using std::auto_ptr;
00019 
00020 namespace SctAnalysis {
00021     
00022 
00023 shared_ptr<AnalysisAlgorithm> NPtGainAlgorithm::clone(const TestData& testData, const string& moduleName) const throw() {
00024     return shared_ptr<AnalysisAlgorithm>(new NPtGainAlgorithm(testData, moduleName, *this));
00025 }
00026     
00027 shared_ptr<ResponseCurve> NPtGainAlgorithm::getResponseCurve(unsigned int nPts) throw(LogicError){
00028     if (nPts <= 3) {
00029     return shared_ptr<ResponseCurve> (new LinearResponseCurve());
00030     } else {
00031     return shared_ptr<ResponseCurve> (new ExponentialResponseCurve());
00032     }   
00033 }
00034     
00035 void NPtGainAlgorithm::setResponseCurve(auto_ptr<ResponseCurve> rc) throw() {
00036     static shared_ptr<ResponseCurve> s_responseCurve=shared_ptr<ResponseCurve>(rc.release());
00037 }
00038 
00039 bool NPtGainAlgorithm::inMap = AnalysisAlgorithmMap::instance().setAlgorithm("NPtGainTest", auto_ptr<AnalysisAlgorithm>(new NPtGainAlgorithm()));
00040 
00041 shared_ptr<SctData::TestResult> NPtGainAlgorithm::createTestResult() const {
00042     shared_ptr<NPtGainTestResult> result (new NPtGainTestResult());
00043     result->setChipDataSize(nChipModule);
00044     result->setChannelDataSize(nChannelModule);
00045     
00046     return result;
00047 }
00048 
00049 void NPtGainAlgorithm::loadData() {
00050     loadAllFits();
00051 }
00052 
00053 bool NPtGainAlgorithm::canAnalyze() const {
00054     return hasAllFits();
00055 }
00056 
00057 void NPtGainAlgorithm::analyze() {
00058     shared_ptr<NPtGainTestResult> result = dynamic_pointer_cast<NPtGainTestResult> ( getTestResult() );
00059     result->setScanVariable(getFit(0)->getHeader().getVariable());  
00060     try{
00061     result->setSpecialScanPointValue(2.0);
00062     } catch (Sct::Throwable& e){
00063     e.sendToMrs(MRS_ERROR);
00064     }
00065     
00066     const ModuleConfiguration& config = getFit(0)->getConfiguration();
00067     //Reset counters
00068     nOnePointTrimmed = 0;
00069     nTwoPointTrimmed = 0;
00070     
00071     //Do chips
00072     for (unsigned int i=0; i<nChipModule; ++i) {
00073         setupGraph(i, ModuleElement::Chip(i), &FitScanResult::getChipFit, *result, result->getChipData(i), true);
00074         doFit(i, &FitScanResult::getChipFit, *result, result->getChipData(i));
00075     }
00076 
00077     //Do channels
00078     for (unsigned int i=0; i<nChannelModule; ++i) {
00079     ModuleElement element = ModuleElement::Channel(i);
00080         setupGraph(i, element, &FitScanResult::getChannelFit, *result, result->getChannelData(i), true);
00081     //Note - make sure we do this after we have setup the graph - that way we don't cause any problems with missing data
00082     //And we can check later if necessary
00083     if (config.channelIsMasked(i)) continue;
00084         doFit(i, &FitScanResult::getChannelFit, *result, result->getChannelData(i));
00085         doDefect(element, result->getDefects(), 
00086          result->getChannelData(i), result->getChipData(i/nChannelChip));
00087     }
00088     
00089     //mergeDefects();
00090     
00091     //Check for defects - fail if more than 15 defective channels or more than 7 consecutive defective channels
00092     const DefectList::DefectCollection& defects = result->getDefects().getAllDefects();
00093     bool passed = true;
00094     unsigned int totalChannels = 0;
00095     for (DefectList::DefectCollection::const_iterator i=defects.begin(); i!=defects.end(); ++i) {
00096         // DODGY defects don't count towards failure of module
00097         if (i->getPrototype().getSeverity() > DODGY) {
00098             totalChannels += i->getModuleElement().getNChannels();
00099             if (i->getModuleElement().getNChannels()>7) {
00100                 passed = false;
00101                 break;
00102             }
00103         }
00104     }
00105     if (totalChannels > 15) passed = false;
00106     
00107     //Add comment about number of channels trimmed
00108     if (nOnePointTrimmed != 0) {
00109     ostringstream oss;
00110     oss << nOnePointTrimmed << " channels had 1 point trimmed from fit";
00111     result->addComment(oss.str());
00112     }
00113     if (nTwoPointTrimmed != 0) {
00114     ostringstream oss;
00115     oss << nTwoPointTrimmed << " channels had 2 (or more) points trimmed from fit";
00116     result->addComment(oss.str());
00117     }
00118     
00119     result->setPassed(passed);
00120 }
00121  
00122 //Setup the graphs - also prune points
00123 void NPtGainAlgorithm::setupGraph(unsigned int id, const ModuleElement& element, getFitFunction fitFunc, NPtGainTestResult& test, NPtGainTestResultData& testData, bool trimPoints) throw(LogicError) {
00124     
00125     unsigned int lastPoint = test.getNScans()-1;
00126     //Filter out points above 5fC if they are broad and we have more than 5 points
00127     if (trimPoints && test.getNScans() > 5) {
00128     double sigmaCut = 0;
00129     for (unsigned int i=0; i<test.getNScans(); ++i) {
00130         sigmaCut+= (getFit(i).get()->*fitFunc)(id).getParameter("Sigma");
00131     }
00132     sigmaCut *= 1.5/test.getNScans();   //We want 1.5*mean sigma
00133     //cout << "Sigma Cut set to: " << sigmaCut << endl;
00134     for (unsigned int i=test.getNScans() - 1; i>4; --i) {
00135         //cout << "Point: " << i << " sigma: " << (getFit(i).get()->*fitFunc)(id).getParameter("Sigma") << " TestPoint: " << test.getTestPointAt(i) << endl;
00136         const DefectList& defects = getFit(i)->getDefects();
00137         if (test.getTestPointAt(i) > 5 && ((getFit(i).get()->*fitFunc)(id).getParameter("Sigma") > sigmaCut || 
00138                            defects.defectSeverityAffectingElement(element) >= SERIOUS)) {
00139         lastPoint = i-1;
00140         }
00141     }
00142     
00143     //Note we should only record trimed points for chips... 
00144     if (lastPoint != test.getNScans() - 1) {
00145         if (element.isChip()) {
00146         ostringstream oss;
00147         oss << "Points trimed from response curve for chip: " << id << ". Last point " << lastPoint << " with charge " << test.getTestPointAt(lastPoint);
00148         test.addComment(oss.str());
00149         } else {    //Element is a channel
00150         if (lastPoint+1-test.getNScans() == 1) ++nOnePointTrimmed;
00151         else ++nTwoPointTrimmed;
00152         }
00153     }
00154     }
00155     
00156     mergeDefects(test, element, lastPoint);
00157 
00158     shared_ptr<TGraph> g (new TGraph(lastPoint+1));
00159     if (!g)
00160         throw InvariantViolatedError("NPtGainTestResult::setupGraph couldn't make TGraph", __FILE__, __LINE__);
00161     
00162     
00163     for (unsigned int j = 0; j <= lastPoint; ++j) {
00164         g->SetPoint(j, test.getTestPointAt(j), (getFit(j).get()->*fitFunc)(id).getParameter("Mean"));
00165     }
00166     testData.graph = g;
00167 
00168     shared_ptr<ResponseCurve> r=getResponseCurve(test.getNScans());
00169     testData.rc = r;    
00170 }
00171 
00172 void NPtGainAlgorithm::mergeDefects(NPtGainTestResult& test, const ModuleElement& element, unsigned int lastPoint) {
00173     for (unsigned int i=0; i<lastPoint; ++i) {
00174     auto_ptr<DefectList> defects = getFit(i)->getDefects().getDefectsEncompassingElement(element);
00175     const DefectList::DefectCollection& allDefects = defects->getAllDefects();
00176     for (DefectList::DefectCollection::const_iterator it=allDefects.begin(); it!=allDefects.end(); ++it) {
00177         test.getDefects().addDefect(Defect(it->getPrototype(), element));
00178     }
00179     }
00180 }
00181 
00182 void NPtGainAlgorithm::doFit(unsigned int id, getFitFunction fitFunc, NPtGainTestResult& test,
00183                               NPtGainTestResultData& testData) throw(LogicError) {
00184     //testData.graph->Fit(&testData.rc->getFunction(), "NQ", "", 0, 10);
00185     // replaced below with generalised fitting, 17/7/03 Alan Barr
00186 
00187     testData.rc->getFunction()->SetRange(0,10);
00188     AnalysisService::instance().getFitStrategy().fitTGraph(*testData.graph, *testData.rc->getFunction() );
00189     
00190     testData.gain = testData.rc->getGain(test.getSpecialScanPointValue());
00191 
00192     shared_ptr<const FitScanResult> specialFit = getFit(test.getSpecialScanIndex());
00193     //6250 is a magic number that converts noise to ENC
00194     if (testData.gain != 0) testData.noise = 6250 * (specialFit.get()->*fitFunc)(id).getParameter("Sigma") / testData.gain;
00195     else  testData.noise = 0;
00196     testData.offset= testData.rc->getFunction()->Eval(0.);
00197 }
00198 
00199 void NPtGainAlgorithm::doDefect(const ModuleElement& element, DefectList& defects, 
00200                 const NPtGainTestResultData& data,
00201                 const NPtGainTestResultData& comparisonData) throw(LogicError) {
00202     
00203     if (data.gain < StandardDefects::VLO_GAIN.getParameter() * comparisonData.gain)
00204         defects.addDefect(Defect(StandardDefects::VLO_GAIN, element));
00205     
00206     if (data.gain < StandardDefects::LO_GAIN.getParameter() * comparisonData.gain)
00207         defects.addDefect(Defect(StandardDefects::LO_GAIN, element));
00208     else if (data.gain > StandardDefects::HI_GAIN.getParameter() * comparisonData.gain)
00209         defects.addDefect(Defect(StandardDefects::HI_GAIN, element));
00210 
00211     if (data.offset < StandardDefects::LO_OFFSET.getParameter())
00212         defects.addDefect(Defect(StandardDefects::LO_OFFSET, element));
00213     else if (data.offset > StandardDefects::HI_OFFSET.getParameter())
00214         defects.addDefect(Defect(StandardDefects::HI_OFFSET, element));
00215 
00216     if (data.noise < StandardDefects::UNBONDED.getParameter())
00217         defects.addDefect(Defect(StandardDefects::UNBONDED, element));
00218     else if (data.noise < StandardDefects::PARTBONDED.getParameter())
00219         defects.addDefect(Defect(StandardDefects::PARTBONDED, element));
00220     else if (data.noise > StandardDefects::NOISY.getParameter() * comparisonData.noise)
00221         defects.addDefect(Defect(StandardDefects::NOISY, element));
00222     
00223     if (data.noise > StandardDefects::V_NOISY.getParameter() * comparisonData.noise)
00224         defects.addDefect(Defect(StandardDefects::V_NOISY, element));
00225 }
00226 }

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