1 | /* ======================================================================== *\
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2 | !
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3 | ! *
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4 | ! * This file is part of MARS, the MAGIC Analysis and Reconstruction
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5 | ! * Software. It is distributed to you in the hope that it can be a useful
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6 | ! * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
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7 | ! * It is distributed WITHOUT ANY WARRANTY.
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8 | ! *
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9 | ! * Permission to use, copy, modify and distribute this software and its
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10 | ! * documentation for any purpose is hereby granted without fee,
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11 | ! * provided that the above copyright notice appear in all copies and
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12 | ! * that both that copyright notice and this permission notice appear
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13 | ! * in supporting documentation. It is provided "as is" without express
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14 | ! * or implied warranty.
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15 | ! *
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16 | !
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17 | !
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18 | ! Author(s): Thomas Bretz 12/2000 <mailto:tbretz@uni-sw.gwdg.de>
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19 | !
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20 | ! Copyright: MAGIC Software Development, 2000-2001
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21 | !
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22 | !
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23 | \* ======================================================================== */
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24 |
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25 | /////////////////////////////////////////////////////////////////////////////
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26 | // //
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27 | // MMcPedestalCopy //
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28 | // This task looks for the ìnformation about FADC pedestals in //
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29 | // MMcFadcHeader and translates it to the pedestal values in //
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30 | // MPedestalCam //
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31 | // //
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32 | // Input Containers: //
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33 | // MMcFadcHeader //
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34 | // //
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35 | // Output Containers: //
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36 | // MPedestalCam //
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37 | // //
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38 | /////////////////////////////////////////////////////////////////////////////
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39 |
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40 | #include "MMcPedestalCopy.h"
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41 |
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42 | #include "MParList.h"
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43 |
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44 | #include "MLog.h"
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45 | #include "MLogManip.h"
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46 |
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47 | #include "MPedestalCam.h"
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48 | #include "MRawRunHeader.h"
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49 | #include "MMcFadcHeader.hxx"
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50 |
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51 | ClassImp(MMcPedestalCopy);
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52 |
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53 | MMcPedestalCopy::MMcPedestalCopy(const char *name, const char *title)
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54 | {
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55 | fName = name ? name : "MMcPedestalCopy";
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56 | fTitle = title ? title : "Task to copy monte carlo pedestals into MPedestal Container";
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57 |
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58 | //
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59 | // This is not needed here using MReadMarsFile because for the
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60 | // RunHeader tree the auto scheme is disabled by default
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61 | //
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62 | AddToBranchList("MMcFadcHeader.fPedesMean");
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63 | AddToBranchList("MMcFadcHeader.fElecNoise");
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64 | }
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65 |
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66 | Bool_t MMcPedestalCopy::CheckRunType(MParList *pList) const
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67 | {
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68 | MRawRunHeader *run = (MRawRunHeader*)pList->FindObject("MRawRunHeader");
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69 | if (!run)
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70 | {
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71 | *fLog << warn << dbginf << "Warning - cannot check file type, MRawRunHeader not found." << endl;
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72 | return kTRUE;
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73 | }
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74 |
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75 | return run->GetRunType() == kRTMonteCarlo;
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76 | }
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77 |
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78 | Bool_t MMcPedestalCopy::PreProcess(MParList *pList)
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79 | {
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80 | if (!CheckRunType(pList))
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81 | {
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82 | *fLog << warn << dbginf << " MMcPedestalCopy is for Monte Carlo files only... ";
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83 | *fLog << "removing task from list." << endl;
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84 | return kSKIP;
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85 | }
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86 |
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87 | fPedCam = (MPedestalCam*)pList->FindCreateObj("MPedestalCam");
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88 | if (!fPedCam)
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89 | return kFALSE;
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90 |
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91 | fMcPed = (MMcFadcHeader*)pList->FindObject("MMcFadcHeader");
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92 | if (!fMcPed)
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93 | {
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94 | *fLog << warn << dbginf << "MMcFadcHeader not found... aborting." << endl;
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95 | return kFALSE;
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96 | }
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97 |
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98 | return kTRUE;
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99 | }
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100 |
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101 | Bool_t MMcPedestalCopy::ReInit(MParList *pList)
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102 | {
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103 | if (!CheckRunType(pList))
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104 | return kFALSE;
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105 |
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106 | const int num = fMcPed->GetNumPixel();
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107 |
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108 | fPedCam->InitSize(num);
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109 |
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110 | for (int i=0; i<num; i++)
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111 | {
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112 | MPedestalPix &pix = (*fPedCam)[i];
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113 |
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114 | // Here one should compute the Pedestal taking into account how
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115 | // the MC makes the transformation analogic-digital for the FADC.
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116 |
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117 | const Float_t pedest = fMcPed->GetPedestal(i);
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118 | const Float_t pedrms = pedest/sqrt(num);
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119 |
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120 | const Float_t sigma = fMcPed->GetPedestalRms(i);
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121 | const Float_t sigrms = sigma/sqrt(num*2);
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122 |
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123 | pix.SetPedestal(pedest, sigma);
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124 | pix.SetPedestalRms(pedrms, sigrms);
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125 | }
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126 |
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127 | return kTRUE;
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128 | }
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129 |
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