Changeset 14230 for fact/tools
- Timestamp:
- 06/25/12 11:19:25 (12 years ago)
- File:
-
- 1 edited
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fact/tools/marsmacros/singlepe.C
r14182 r14230 8 8 #include <TFitResultPtr.h> 9 9 #include <TFitResult.h> 10 #include <Getline.h> 11 12 #include <cstdio> 13 #include <stdio.h> 14 #include <stdint.h> 10 15 11 16 #include "MH.h" … … 407 412 408 413 Double_t fcn(Double_t *x, Double_t *par); 414 Double_t fcn_cross(Double_t *x, Double_t *par); 415 416 void FitGaussiansToSpectrum( UInt_t nfunc, TH1 &hSource, TH1 &hDest, 417 Int_t maxbin, double fwhm, Double_t gain ); 409 418 410 419 int singlepe() … … 412 421 // ====================================================== 413 422 414 const char *drsfile = "/fact/raw/2012/06/01/20120601_003.drs.fits.gz"; 423 const char *drsfile = "/fact/raw/2012/03/09/20120309_012.drs.fits.gz"; 424 // const char *drsfile = "/fact/raw/2012/01/13/20120113_003.drs.fits.gz"; 415 425 416 426 MDirIter iter; 417 iter.AddDirectory("/fact/raw/2012/06/01", "20120601_005.fits.gz"); 427 // iter.AddDirectory("/fact/raw/2012/03/09", "20120309_014.fits.gz"); 428 // iter.AddDirectory("/fact/raw/2012/03/09", "20120309_032.fits.gz"); 429 // iter.AddDirectory("/fact/raw/2012/03/09", "20120309_038.fits.gz"); 430 iter.AddDirectory("/fact/raw/2012/03/09", "20120309_017.fits.gz"); 431 // iter.AddDirectory("/fact/raw/2012/03/09", "20120309_018.fits.gz"); 432 // iter.AddDirectory("/fact/raw/2012/01/13", "20120113_007.fits.gz"); 418 433 419 434 // ====================================================== … … 566 581 // AFTER this the Code for the spektrum fit follows 567 582 // access the spektrumhistogram by the pointer *hist 583 UInt_t maxOrder = 6; 584 568 585 569 586 MGeomCamFACT fact; … … 571 588 572 589 //built an array of Amplitude spectra 573 TH1F hAmplitude ("Rate", "Average number of dark counts per event",574 100, 0, 10);575 TH1F hGain ("Gain", "Gain distribution",576 50, 200, 350);577 TH1F hGainRMS ("RelSigma", "Distribution of rel. Sigma",578 100, 0, 30);579 TH1F hCrosstlk ("Crosstalk", "Distribution of crosstalk probability",580 100, 0, 25);581 TH1F hOffset ("Offset", "Baseline offset distribution",582 50, -7.5, 2.5);583 TH1F hFitProb ("FitProb", "FitProb distribution",590 TH1F hAmplitude ("Rate", "Average number of dark counts per event", 591 200, 0, 20); 592 TH1F hGain ("Gain", "Gain distribution", 593 50, 100, 300); 594 TH1F hGainRMS ("RelSigma", "Distribution of rel. Sigma", 595 100, 0, 30); 596 TH1F hCrosstlk ("Crosstalk", "Distribution of crosstalk probability", 597 100, 0, 25); 598 TH1F hOffset ("Offset", "Baseline offset distribution", 599 50, -7.5, 2.5); 600 TH1F hFitProb ("FitProb", "FitProb distribution", 584 601 50, 0, 100); 585 TH1F hSum1 ("Sum1", "Sum", 586 100, 0, 2000); 587 TH1F hSum2 ("Sum2", "Sum", 588 100, 0, 10); 602 TH1F hSum ("Sum1", "Sum of all pixel amplitude Spectra", 603 100, 0, 2000); 604 TH1F hSumScale ("Sum2", 605 "Sum of all pixel amplitude Spectra (scaled with gain)", 606 100, 0, 10); 589 607 590 608 // define fit function for Amplitudespectrum … … 594 612 595 613 // define fit function for Amplitudespectrum 596 TF1 func2("sum_spektrum", fcn , 0, 2000, 5);597 func2.SetParNames("Maximum", "Gain", "Sigma", "XtalkProb", "Offset" );614 TF1 func2("sum_spektrum", fcn_cross, 0, 2000, 6); 615 func2.SetParNames("Maximum", "Gain", "Sigma", "XtalkProb", "Offset", "PowOfXtalk"); 598 616 func2.SetLineColor(kBlue); 599 617 … … 623 641 usePixel[1393] = 0; 624 642 625 int count_ok = 0; 643 // usePixel[990] = 0; 644 645 // Map for which pixel which were suspicous 646 bool suspicous[1440]; 647 for (int i=0; i<1440; i++) suspicous[i]=false; 648 649 // List of Pixel that should be ignored in camera view 650 suspicous[802] = true; 651 suspicous[543] = true; 652 suspicous[465] = true; 653 suspicous[1154] = true; 654 suspicous[342] = true; 655 suspicous[1319] = true; 656 suspicous[1401] = true; 657 suspicous[1318] = true; 658 suspicous[1400] = true; 659 suspicous[243] = true; 660 suspicous[1299] = true; 661 suspicous[764] = true; 662 suspicous[762] = true; 663 suspicous[1427] = true; 664 suspicous[1319] = true; 665 suspicous[118] = true; 666 667 //------------------------------------------------------------------------ 668 // Fill and calculate sum spectrum 626 669 627 670 // Begin of Loop over Pixels 628 671 for (UInt_t pixel = 0; pixel < singles.GetNumPixels(); pixel++) 629 672 { 673 //jump to next pixel if the current is marked as faulty 674 if (usePixel[pixel]==0) 675 continue; 676 677 TH1D *hist = hsignal->ProjectionY("proj", pixel+1, pixel+1); 678 hist->SetDirectory(0); 679 //loop over slices 680 for (int b=1; b<=hist->GetNbinsX(); b++) 681 { 682 //Fill sum spectrum 683 hSum.Fill(hist->GetBinCenter(b), hist->GetBinContent(b)); 684 } 685 } 686 687 gROOT->SetSelectedPad(0); 688 TCanvas &c11 = d->AddTab("SumHist"); 689 gPad->SetLogy(); 690 hSum.DrawCopy(); 691 //------------------------fit sum spectrum------------------------------- 692 const Int_t maxbin = hSum.GetMaximumBin(); 693 const Double_t binwidth = hSum.GetBinWidth(maxbin); 694 const Double_t ampl = hSum.GetBinContent(maxbin); 695 696 double fwhm2 = 0; 697 698 //Calculate full width half Maximum 699 for (int i=1; i<maxbin; i++) 700 if (hSum.GetBinContent(maxbin-i)+hSum.GetBinContent(maxbin+i)<ampl*2) 701 { 702 fwhm2 = (2*i+1)*binwidth; 703 break; 704 } 705 if (fwhm2==0) 706 { 707 cout << "Could not determine start value for sigma." << endl; 708 } 709 710 //Set fit parameters 711 Double_t sum_par[6] = 712 { 713 ampl, hSum.GetBinCenter(maxbin), fwhm2*1.4, 0.1, -10, 1 714 }; 715 func2.SetParameters(sum_par); 716 717 //calculate fit range 718 const double min = sum_par[1]-fwhm2*1.4; 719 const double max = sum_par[1]*(maxOrder+1); 720 func2.SetRange(min-2*fwhm2, max); 721 722 //Fit and draw spectrum 723 hSum.Fit(&func2, "NOS", "", min, max); 724 func2.DrawCopy("SAME"); 725 func2.GetParameters(sum_par); 726 727 //Set Parameters for following fits 728 const float Amplitude = sum_par[0]; 729 const float gain = sum_par[1]; 730 const float GainRMS = sum_par[2]; 731 const float Crosstlk = sum_par[3]; 732 const float Offset = sum_par[4]; 733 const float PowCrosstlk = sum_par[5]; 734 735 736 //--------fit gausses to peaks of sum specetrum ----------- 737 738 // create histo for height of Maximum amplitudes vs. pe 739 double min_bin = hSum.GetBinCenter(maxbin); 740 double max_bin = hSum.GetBinCenter(maxOrder*(maxbin)); 741 double bin_width= (max_bin - min_bin)/10; 742 743 TH1D hMaxHeightsSum("MaxHeightSum", "peak heights", 744 10, min_bin-bin_width, max_bin*2-bin_width/2 ); 745 746 FitGaussiansToSpectrum 747 ( 748 maxOrder, 749 hSum, 750 hMaxHeightsSum, 751 maxbin, 752 fwhm2, 753 gain 754 ); 755 756 //EOF: fit sum spectrum----------------------------- 757 758 hMaxHeightsSum.SetLineColor(kRed); 759 // hMaxHeightsSum.DrawCopy("SAME"); 760 761 //Fit Peak heights 762 TF1 fExpo1( "fExpo1","expo", min, max); 763 fExpo1.SetLineColor(kRed); 764 hMaxHeightsSum.Fit(&fExpo1, "N0S" ); 765 fExpo1.DrawCopy("SAME"); 766 767 // EOF: Fill and calculate sum spectrum 768 //------------------------------------------------------------------------ 769 770 771 772 //------------------------------------------------------------------------ 773 // Gain Calculation for each Pixel 774 775 int count_ok = 0; 776 // Begin of Loop over Pixels 777 for (UInt_t pixel = 0; pixel < singles.GetNumPixels(); pixel++) 778 { 779 630 780 if (usePixel[pixel]==0) 631 781 continue; … … 638 788 const Double_t binwidth = hist->GetBinWidth(maxbin); 639 789 const Double_t ampl = hist->GetBinContent(maxbin); 790 const Double_t maxPos = hist->GetBinCenter(maxbin); 640 791 641 792 double fwhm = 0; … … 657 808 Double_t par[5] = 658 809 { 659 ampl, hist->GetBinCenter(maxbin), fwhm*1.4, 0.1, -10 810 ampl, 811 hist->GetBinCenter(maxbin), 812 // gain, 813 fwhm*2, 814 // GainRMS, 815 Crosstlk, 816 Offset 660 817 }; 661 818 819 662 820 func.SetParameters(par); 663 664 const double min = par[1]-fwhm*1.4; 665 const double max = par[1]*5; 666 821 const double fit_min = par[1]-fwhm*1.4; 822 const double fit_max = par[1]*maxOrder; 823 func.SetRange(fit_min-fwhm*2, fit_max); 824 func.SetParLimits(1, maxPos - fwhm, maxPos + fwhm); 825 826 if (suspicous[pixel] == true) 827 { 828 cout << "Maxbin\t" << maxbin << endl; 829 cout << "min\t" << fit_min << endl; 830 cout << "max\t" << fit_max << endl; 831 cout << "Amplitude, 1.Max, Sigma, fwhm:\t" 832 << par[0] << "\t" 833 << par[1] << "\t" 834 << par[2] << "\t" 835 << fwhm << "\t" << endl; 836 } 667 837 //Fit Pixels spectrum 668 const TFitResultPtr rc = hist->Fit(&func, "N0QS", "", min,max);838 const TFitResultPtr rc = hist->Fit(&func, "N0QS", "", fit_min, fit_max); 669 839 670 840 const bool ok = int(rc)==0; … … 676 846 const float fCrosstlk = func.GetParameter(3); 677 847 const float fOffset = func.GetParameter(4)/singles.GetIntegrationWindow(); 848 // const float fCrossOrd = func.GetParameter(5); 849 850 if (suspicous[pixel] == true) 851 { 852 cout << "Amplitude, 1.Max, Sigma, fwhm:\t" 853 << fAmplitude << "\t" 854 << fGain << "\t" 855 << f2GainRMS << "\t" 856 << fwhm << "\t" << endl; 857 } 678 858 679 859 hAmplitude.Fill(fAmplitude); … … 695 875 } 696 876 877 //Fill sum spectrum 697 878 for (int b=1; b<=hist->GetNbinsX(); b++) 698 879 { 699 hSum1.Fill(hist->GetBinCenter(b), hist->GetBinContent(b)); 700 hSum2.Fill((hist->GetBinCenter(b)-fOffset)/fGain, hist->GetBinContent(b)); 701 } 702 703 if (count_ok==0) 880 hSum.Fill(hist->GetBinCenter(b), hist->GetBinContent(b)); 881 hSumScale.Fill((hist->GetBinCenter(b)-fOffset)/fGain, hist->GetBinContent(b)); 882 } 883 884 //plott special pixel 885 if ( 886 count_ok==0 || 887 suspicous[pixel] 888 ) 704 889 { 705 890 TCanvas &c = d->AddTab(Form("Pix%d", pixel)); … … 707 892 hist->SetName(Form("Pix%d", pixel)); 708 893 hist->DrawCopy()->SetDirectory(0); 894 // hist->Draw(); 709 895 func.DrawCopy("SAME"); 710 896 } 711 897 712 713 714 898 count_ok++; 715 899 716 900 delete hist; 717 } 901 // if (suspicous[pixel] == true) usePixel[pixel]=0; 902 } 903 // End of Loop over Pixel 718 904 719 905 //------------------fill histograms----------------------- … … 726 912 hcam.DrawCopy(); 727 913 728 gROOT->SetSelectedPad(0); 729 TCanvas &c11 = d->AddTab("SumHist"); 730 gPad->SetLogy(); 731 hSum1.DrawCopy(); 732 733 //------------------------fit sum spectrum------------------------------- 734 const Int_t maxbin = hSum1.GetMaximumBin(); 735 const Double_t binwidth = hSum1.GetBinWidth(maxbin); 736 const Double_t ampl = hSum1.GetBinContent(maxbin); 737 738 double fwhm2 = 0; 739 740 //Calculate full width half Maximum 741 for (int i=1; i<maxbin; i++) 742 if (hSum1.GetBinContent(maxbin-i)+hSum1.GetBinContent(maxbin+i)<ampl*2) 743 { 744 fwhm2 = (2*i+1)*binwidth; 745 break; 746 } 747 if (fwhm2==0) 748 { 749 cout << "Could not determine start value for sigma." << endl; 750 } 751 752 //Set fit parameters 753 Double_t par[5] = 754 { 755 ampl, hSum1.GetBinCenter(maxbin), fwhm2*1.4, 0.1, -10 756 }; 757 func2.SetParameters(par); 758 759 //calculate fit range 760 const double min = par[1]-fwhm2*1.4; 761 const double max = par[1]*5; 762 763 //Fit and draw spectrum 764 hSum1.Fit(&func2, "NOQS", "", min, max); 765 func2.DrawCopy("SAME"); 766 767 //-------------------END OF: fit sum spectrum----------------------------- 768 769 // Draw gain corrected sum specetrum 914 //------------------ Draw gain corrected sum specetrum ------------------- 770 915 gROOT->SetSelectedPad(0); 771 916 TCanvas &c12 = d->AddTab("GainHist"); 772 917 gPad->SetLogy(); 773 hSum2.DrawCopy(); 774 const Double_t fMaxPos = hSum2.GetBinCenter(maxbin); 775 776 //--------fit gausses to peaks of gain corrected sum specetrum ----------- 777 UInt_t nfunc = 5; 778 779 // create array for gaus funtions to fit to peaks of spectrum 780 TF1 **gaus = new TF1*[nfunc]; 781 782 // create histo for height of Maximum amplitudes vs. pe 783 TH1D hMaxHeights("MaxHeights", "peak heights", 784 20, 0, 20); 785 786 // fit gauss functions to spectrum 787 for (UInt_t nr = 0; nr<nfunc; nr++) 788 { 789 char fname[20]; 790 sprintf(fname,"gaus%d",nr); 791 792 //create gauss functions 793 gaus[nr] = new TF1( fname,"gaus", 794 fMaxPos*(nr+1)-0.6, fMaxPos*(nr+1)+0.6); 795 //fit and draw gauss functions 796 hSum2.Fit( gaus[nr], "N0QS", "", 797 fMaxPos*(nr+1)-0.6, fMaxPos*(nr+1)+0.6); 798 gaus[nr]->DrawCopy("SAME"); 799 800 //fill histo for height of Maximum amplitudes vs. pe 801 hMaxHeights.SetBinContent(nr, gaus[nr]->GetParameter(0)); 802 delete gaus[nr]; 803 } 804 delete[] gaus; 805 806 //------------------fit gain corrected sum spectrum----------------------- 807 808 const Int_t maxbin2 = hSum2.GetMaximumBin(); 809 const Double_t binwidth2 = hSum2.GetBinWidth(maxbin); 810 const Double_t ampl2 = hSum2.GetBinContent(maxbin); 918 hSumScale.DrawCopy(); 919 920 //-------------------- fit gain corrected sum spectrum ------------------- 921 const Int_t maxbin2 = hSumScale.GetMaximumBin(); 922 const Double_t binwidth2 = hSumScale.GetBinWidth(maxbin2); 923 const Double_t ampl2 = hSumScale.GetBinContent(maxbin2); 811 924 812 925 //Calculate full width half Maximum 813 926 fwhm2 = 0; 814 927 for (int i=1; i<maxbin; i++) 815 if (hSum 2.GetBinContent(maxbin2-i)+hSum2.GetBinContent(maxbin2+i)<ampl2*2)928 if (hSumScale.GetBinContent(maxbin2-i)+hSumScale.GetBinContent(maxbin2+i)<ampl2*2) 816 929 { 817 930 fwhm2 = (2*i+1)*binwidth2; … … 826 939 Double_t par2[5] = 827 940 { 828 ampl2, hSum 2.GetBinCenter(maxbin2), fwhm2*1.4, 0.1, 0941 ampl2, hSumScale.GetBinCenter(maxbin2), fwhm2*1.4, 0.1, -0.2 829 942 }; 830 943 … … 832 945 833 946 const double min2 = par2[1]-fwhm2*1.4; 834 const double max2 = par2[1]* 5;835 836 hSum 2.Fit(&func3, "N0QS", "", min2, max2);947 const double max2 = par2[1]*maxOrder; 948 // func.SetRange(min2-fwhm2, max); 949 hSumScale.Fit(&func3, "N0QS", "", min2, max2); 837 950 func3.DrawCopy("SAME"); 838 //-------------------END OF: fit sum spectrum----------------------------- 839 840 TCanvas &c15 = d->AddTab("PeakHeights"); 841 gPad->SetLogy(); 842 hMaxHeights.DrawCopy(); 951 952 //--------fit gausses to peaks of gain corrected sum specetrum ----------- 953 954 // create histo for height of Maximum amplitudes vs. pe 955 TH1D hMaxHeights("MaxHeights", "peak heights", 956 10, hSumScale.GetBinCenter(maxbin-1)-0.5, 10+hSumScale.GetBinCenter(maxbin-1)-0.5); 957 958 FitGaussiansToSpectrum 959 ( 960 maxOrder, 961 hSumScale, 962 hMaxHeights, 963 maxbin2, 964 fwhm2, 965 1 966 ); 967 968 969 970 // TCanvas &c16 = d->AddTab("PeakHeights"); 971 // gPad->SetLogy(); 972 hMaxHeights.SetLineColor(kRed); 973 // hMaxHeights.DrawCopy("SAME"); 974 TF1 fExpo( "fExpo","expo", 0, maxOrder-1); 975 fExpo.SetLineColor(kRed); 976 hMaxHeights.Fit(&fExpo, "N0QS" ); 977 fExpo.DrawCopy("SAME"); 978 // c12.cd(); 979 // fExpo.DrawCopy("SAME"); 843 980 844 981 TCanvas &c2 = d->AddTab("Result"); … … 880 1017 Double_t x = xx[0]; 881 1018 882 Double_t ampl = par[0]; 883 Double_t gain = par[1]; 884 Double_t sigma = par[2]; 885 Double_t cross = par[3]; 886 Double_t shift = par[4]; 1019 Double_t ampl = par[0]; 1020 Double_t gain = par[1]; 1021 Double_t sigma = par[2]; 1022 Double_t cross = par[3]; 1023 Double_t shift = par[4]; 1024 // Double_t k = par[5]; 887 1025 888 1026 Double_t xTalk = 1; … … 897 1035 y += xTalk*gauss; 898 1036 899 xTalk *= cross; 1037 // for (int j = 1; j < k; j++) 1038 // { 1039 xTalk *= cross; 1040 // } 900 1041 } 901 1042 902 1043 return ampl*y; 903 1044 } 1045 1046 Double_t fcn_cross(Double_t *xx, Double_t *par) 1047 { 1048 Double_t x = xx[0]; 1049 1050 Double_t ampl = par[0]; 1051 Double_t gain = par[1]; 1052 Double_t sigma = par[2]; 1053 Double_t cross = par[3]; 1054 Double_t shift = par[4]; 1055 Double_t powOfX = par[5]; 1056 1057 Double_t xTalk = 1; 1058 1059 Double_t y = 0; 1060 for (int order = 1; order < 14; order++) 1061 { 1062 Double_t arg = (x - order*gain - shift)/sigma; 1063 1064 Double_t gauss = TMath::Exp(-0.5 * arg * arg/order); 1065 1066 y += xTalk*gauss; 1067 1068 // for (int j = 1; j < powOfX; j++) 1069 // { 1070 // xTalk *= cross; 1071 // } 1072 cross *= TMath::Exp(-powOfX*cross); 1073 xTalk *= cross; 1074 } 1075 1076 return ampl*y; 1077 } 1078 1079 1080 void 1081 FitGaussiansToSpectrum( 1082 UInt_t maxOrder, 1083 TH1 &hSource, 1084 TH1 &hDest, 1085 Int_t maxbin, 1086 double fwhm, 1087 Double_t gain 1088 ) 1089 { 1090 1091 Double_t peakposition = hSource.GetBinCenter(maxbin); 1092 char fname[20]; 1093 1094 // fit gauss functions to spectrum 1095 for (UInt_t nr = 1; nr<maxOrder; nr++) 1096 { 1097 sprintf(fname,"gaus%d",nr); 1098 1099 //create gauss functions 1100 TF1 gaus( fname,"gaus", peakposition-fwhm, peakposition+fwhm); 1101 gaus.SetParLimits(1, peakposition-fwhm, peakposition+fwhm); 1102 gaus.SetParLimits(2, -fwhm, fwhm ); 1103 //fit and draw gauss functions 1104 hSource.Fit( &gaus, "N0QS", "", peakposition-fwhm, peakposition+fwhm); 1105 // gaus.DrawCopy("SAME"); 1106 1107 peakposition = gaus.GetParameter(1); 1108 1109 //fill histo for height of Maximum amplitudes vs. pe 1110 hDest.SetBinContent(nr, gaus.GetParameter(0)); 1111 1112 peakposition += gain; 1113 } 1114 return; 1115 } 1116
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