Gabriele Cosmo
78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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// $Id: TiaraMeasure.cc,v 1.3 2003/06/25 09:13:09 gunter Exp $
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// GEANT4 tag $Name: geant4-07-01 $
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//
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#include "TiaraMeasure.hh"
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TiaraMeasure::TiaraMeasure() :
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fEntries(0),
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fSum(0),
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fSumSquared(0)
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{}
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TiaraMeasure::~TiaraMeasure()
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{}
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void TiaraMeasure::Xin(G4double v) {
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fEntries++;
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fSum+=v;
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fSumSquared+=(v*v);
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};
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G4int TiaraMeasure::GetEntries() const {
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return fEntries;
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}
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G4double TiaraMeasure::GetMean() const {
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G4double mean(0);
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if (fEntries>0) {
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mean = fSum / fEntries;
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} else {
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G4cout << "TiaraMeasure::GetMean(): fEntries<=0" << G4endl;
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}
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return mean;
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}
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G4double TiaraMeasure::GetVariance() const {
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G4double variance(-1);
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G4double mean(GetMean());
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if (fEntries>1) {
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variance = (static_cast<double>(fEntries)/(fEntries - 1)) *
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(fSumSquared/fEntries - mean*mean);
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} else {
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G4cout << "TiaraMeasure::GetVariance(): fEntries<=0" << G4endl;
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}
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return variance;
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}
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G4double TiaraMeasure::GetSum() const {
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return fSum;
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}
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G4double TiaraMeasure::GetSumSquared() const {
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return fSumSquared;
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}
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