1 | |
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2 | /** \class ExRootResult |
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3 | * |
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4 | * Class simplifying work with histograms |
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5 | * |
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6 | * $Date: 2008-06-04 13:57:56 $ |
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7 | * $Revision: 1.1 $ |
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8 | * |
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9 | * |
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10 | * \author P. Demin - UCL, Louvain-la-Neuve |
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11 | * |
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12 | */ |
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13 | |
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14 | #include "ExRootAnalysis/ExRootResult.h" |
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15 | |
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16 | #include "ExRootAnalysis/ExRootUtilities.h" |
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17 | |
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18 | #include "TROOT.h" |
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19 | #include "TFile.h" |
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20 | #include "TClass.h" |
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21 | #include "TStyle.h" |
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22 | #include "TCanvas.h" |
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23 | #include "TLegend.h" |
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24 | #include "TPaveText.h" |
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25 | #include "TPaveStats.h" |
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26 | #include "TList.h" |
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27 | #include "TH2.h" |
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28 | #include "THStack.h" |
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29 | #include "TProfile.h" |
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30 | #include "TObjArray.h" |
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31 | #include "TFolder.h" |
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32 | |
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33 | #include <algorithm> |
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34 | #include <iostream> |
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35 | |
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36 | using namespace std; |
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37 | |
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38 | const Font_t kExRootFont = 42; |
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39 | const Float_t kExRootFontSize = 0.04; |
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40 | const Color_t kExRootBackgroundColor = 10; |
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41 | |
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42 | //------------------------------------------------------------------------------ |
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43 | |
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44 | static void DeleteTObjectPtr(TObject *x) |
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45 | { |
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46 | delete x; |
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47 | } |
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48 | |
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49 | //------------------------------------------------------------------------------ |
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50 | |
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51 | ExRootResult::ExRootResult() : fCanvas(0), fFolder(0) |
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52 | { |
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53 | |
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54 | } |
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55 | |
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56 | //------------------------------------------------------------------------------ |
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57 | |
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58 | ExRootResult::~ExRootResult() |
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59 | { |
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60 | for_each(fPool.begin(), fPool.end(), DeleteTObjectPtr); |
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61 | |
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62 | if(fCanvas) delete fCanvas; |
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63 | } |
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64 | |
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65 | //------------------------------------------------------------------------------ |
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66 | |
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67 | void ExRootResult::Reset() |
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68 | { |
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69 | |
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70 | } |
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71 | |
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72 | //------------------------------------------------------------------------------ |
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73 | |
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74 | void ExRootResult::Write(const char *fileName) |
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75 | { |
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76 | TObject *object; |
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77 | TDirectory *currentDirectory = gDirectory; |
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78 | TFile *file = new TFile(fileName, "RECREATE"); |
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79 | file->cd(); |
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80 | map<TObject*, TObjArray*>::iterator it_plots; |
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81 | for(it_plots = fPlots.begin(); it_plots != fPlots.end(); ++it_plots) |
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82 | { |
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83 | object = it_plots->first; |
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84 | object->Write(); |
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85 | } |
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86 | currentDirectory->cd(); |
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87 | delete file; |
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88 | } |
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89 | |
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90 | //------------------------------------------------------------------------------ |
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91 | |
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92 | void ExRootResult::CreateCanvas() |
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93 | { |
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94 | TDirectory *currentDirectory = gDirectory; |
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95 | |
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96 | // Graphics style parameters to avoid grey background on figures |
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97 | gStyle->SetCanvasColor(kExRootBackgroundColor); |
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98 | gStyle->SetStatColor(kExRootBackgroundColor); |
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99 | // gStyle->SetTitleColor(kExRootBackgroundColor); |
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100 | gStyle->SetPadColor(kExRootBackgroundColor); |
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101 | |
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102 | gStyle->SetPadTopMargin(0.10); |
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103 | gStyle->SetPadRightMargin(0.05); |
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104 | gStyle->SetPadBottomMargin(0.15); |
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105 | gStyle->SetPadLeftMargin(0.15); |
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106 | |
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107 | gStyle->SetStatFont(kExRootFont); |
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108 | gStyle->SetStatFontSize(kExRootFontSize); |
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109 | |
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110 | gStyle->SetTitleFont(kExRootFont, ""); |
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111 | gStyle->SetTitleFont(kExRootFont, "X"); |
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112 | gStyle->SetTitleFont(kExRootFont, "Y"); |
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113 | gStyle->SetTitleFont(kExRootFont, "Z"); |
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114 | gStyle->SetTitleSize(kExRootFontSize, ""); |
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115 | gStyle->SetTitleSize(kExRootFontSize, "X"); |
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116 | gStyle->SetTitleSize(kExRootFontSize, "Y"); |
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117 | gStyle->SetTitleSize(kExRootFontSize, "Z"); |
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118 | |
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119 | gStyle->SetLabelFont(kExRootFont, "X"); |
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120 | gStyle->SetLabelFont(kExRootFont, "Y"); |
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121 | gStyle->SetLabelFont(kExRootFont, "Z"); |
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122 | gStyle->SetLabelSize(kExRootFontSize, "X"); |
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123 | gStyle->SetLabelSize(kExRootFontSize, "Y"); |
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124 | gStyle->SetLabelSize(kExRootFontSize, "Z"); |
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125 | |
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126 | gStyle->SetPadTickX(1); |
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127 | gStyle->SetPadTickY(1); |
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128 | |
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129 | gStyle->SetTextFont(kExRootFont); |
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130 | gStyle->SetTextSize(kExRootFontSize); |
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131 | |
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132 | gStyle->SetOptStat(111110); |
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133 | // gStyle->SetOptFit(101); |
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134 | |
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135 | fCanvas = static_cast<TCanvas*>(gROOT->FindObject("c1")); |
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136 | if(fCanvas) |
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137 | { |
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138 | fCanvas->Clear(); |
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139 | fCanvas->UseCurrentStyle(); |
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140 | fCanvas->SetWindowSize(800, 650); |
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141 | } |
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142 | else |
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143 | { |
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144 | fCanvas = new TCanvas("c1", "c1", 800, 650); |
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145 | } |
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146 | fCanvas->SetLogy(0); |
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147 | fCanvas->SetHighLightColor(kExRootBackgroundColor); |
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148 | |
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149 | currentDirectory->cd(); |
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150 | } |
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151 | |
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152 | //------------------------------------------------------------------------------ |
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153 | |
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154 | TCanvas *ExRootResult::GetCanvas() |
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155 | { |
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156 | if(!fCanvas) CreateCanvas(); |
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157 | return fCanvas; |
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158 | } |
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159 | |
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160 | //------------------------------------------------------------------------------ |
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161 | |
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162 | void ExRootResult::Attach(TObject *plot, TObject *object) |
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163 | { |
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164 | if(!plot) return; |
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165 | |
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166 | map<TObject*, TObjArray*>::iterator it_plots = fPlots.find(plot); |
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167 | if(it_plots != fPlots.end()) |
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168 | { |
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169 | TObjArray *attachment = it_plots->second; |
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170 | if(!attachment) |
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171 | { |
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172 | attachment = new TObjArray(); |
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173 | it_plots->second = attachment; |
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174 | } |
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175 | attachment->Add(object); |
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176 | } |
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177 | } |
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178 | |
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179 | |
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180 | //------------------------------------------------------------------------------ |
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181 | |
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182 | void ExRootResult::PrintPlot(TObject *plot, const char *sufix, const char *format) |
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183 | { |
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184 | if(!plot) return; |
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185 | |
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186 | TCanvas *canvas = GetCanvas(); |
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187 | TH1 *histogram = 0; |
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188 | |
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189 | if(plot->IsA()->InheritsFrom(TH1::Class())) |
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190 | { |
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191 | histogram = static_cast<TH1*>(plot); |
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192 | } |
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193 | |
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194 | map<TObject*, PlotSettings>::iterator it_settings = fSettings.find(plot); |
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195 | if(it_settings != fSettings.end()) |
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196 | { |
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197 | canvas->SetLogx(it_settings->second.logx); |
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198 | if(histogram == 0 || histogram->Integral() > 0.0) |
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199 | { |
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200 | canvas->SetLogy(it_settings->second.logy); |
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201 | } |
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202 | else |
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203 | { |
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204 | canvas->SetLogy(0); |
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205 | } |
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206 | } |
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207 | |
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208 | map<TObject*, TObjArray*>::iterator it_plots = fPlots.find(plot); |
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209 | if(it_plots != fPlots.end()) |
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210 | { |
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211 | TObjArray *attachment = it_plots->second; |
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212 | if(attachment) |
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213 | { |
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214 | TIter iterator(attachment); |
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215 | TObject *object; |
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216 | while((object = iterator())) |
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217 | { |
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218 | object->Draw(); |
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219 | } |
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220 | } |
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221 | } |
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222 | |
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223 | TString name = plot->GetName(); |
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224 | canvas->Print(name + sufix + "." + format); |
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225 | } |
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226 | |
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227 | //------------------------------------------------------------------------------ |
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228 | |
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229 | void ExRootResult::Print(const char *format) |
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230 | { |
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231 | TObjArray *attachment; |
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232 | TObject *object; |
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233 | TH1 *histogram; |
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234 | TPaveStats *stats; |
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235 | TString name; |
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236 | |
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237 | TCanvas *canvas = GetCanvas(); |
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238 | |
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239 | map<TObject*, TObjArray*>::iterator it_plots; |
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240 | map<TObject*, PlotSettings>::iterator it_settings; |
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241 | |
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242 | for(it_plots = fPlots.begin(); it_plots != fPlots.end(); ++it_plots) |
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243 | { |
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244 | object = it_plots->first; |
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245 | attachment = it_plots->second; |
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246 | name = object->GetName(); |
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247 | histogram = 0; |
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248 | |
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249 | if(object->IsA()->InheritsFrom(TH1::Class())) |
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250 | { |
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251 | histogram = static_cast<TH1*>(object); |
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252 | } |
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253 | |
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254 | it_settings = fSettings.find(object); |
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255 | if(it_settings != fSettings.end()) |
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256 | { |
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257 | canvas->SetLogx(it_settings->second.logx); |
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258 | if(histogram == 0 || histogram->Integral() > 0.0) |
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259 | { |
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260 | canvas->SetLogy(it_settings->second.logy); |
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261 | } |
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262 | else |
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263 | { |
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264 | canvas->SetLogy(0); |
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265 | } |
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266 | } |
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267 | |
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268 | if(object->IsA()->InheritsFrom(THStack::Class())) |
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269 | { |
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270 | object->Draw("nostack"); |
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271 | } |
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272 | else |
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273 | { |
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274 | object->Draw(); |
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275 | } |
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276 | canvas->Update(); |
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277 | |
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278 | if(histogram) |
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279 | { |
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280 | stats = static_cast<TPaveStats*>(histogram->GetListOfFunctions()->FindObject("stats")); |
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281 | if(stats) |
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282 | { |
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283 | stats->SetX1NDC(0.67); |
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284 | stats->SetX2NDC(0.99); |
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285 | stats->SetY1NDC(0.77); |
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286 | stats->SetY2NDC(0.99); |
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287 | stats->SetTextFont(kExRootFont); |
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288 | stats->SetTextSize(kExRootFontSize); |
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289 | canvas->Draw(); |
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290 | } |
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291 | } |
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292 | if(attachment) |
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293 | { |
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294 | TIter iterator(attachment); |
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295 | while((object = iterator())) |
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296 | { |
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297 | object->Draw(); |
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298 | } |
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299 | } |
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300 | canvas->Print(name + "." + format); |
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301 | } |
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302 | } |
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303 | |
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304 | //------------------------------------------------------------------------------ |
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305 | |
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306 | TH1 *ExRootResult::AddHist1D(const char *name, const char *title, |
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307 | const char *xlabel, const char *ylabel, |
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308 | Int_t nxbins, Axis_t xmin, Axis_t xmax, |
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309 | Int_t logx, Int_t logy) |
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310 | { |
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311 | TH1F *hist = new TH1F(name, title, nxbins, xmin, xmax); |
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312 | PlotSettings settings; |
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313 | settings.logx = logx; |
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314 | settings.logy = logy; |
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315 | |
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316 | fPool.insert(hist); |
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317 | hist->GetXaxis()->SetTitle(xlabel); |
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318 | hist->GetYaxis()->SetTitle(ylabel); |
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319 | fPlots[hist] = 0; |
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320 | fSettings[hist] = settings; |
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321 | HistStyle(hist, kFALSE); |
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322 | return hist; |
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323 | } |
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324 | |
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325 | //------------------------------------------------------------------------------ |
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326 | |
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327 | TH1 *ExRootResult::AddHist1D(const char *name, const char *title, |
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328 | const char *xlabel, const char *ylabel, |
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329 | Int_t nxbins, const Float_t *bins, |
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330 | Int_t logx, Int_t logy) |
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331 | { |
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332 | TH1F *hist = new TH1F(name, title, nxbins, bins); |
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333 | PlotSettings settings; |
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334 | settings.logx = logx; |
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335 | settings.logy = logy; |
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336 | |
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337 | fPool.insert(hist); |
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338 | hist->GetXaxis()->SetTitle(xlabel); |
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339 | hist->GetYaxis()->SetTitle(ylabel); |
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340 | fPlots[hist] = 0; |
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341 | fSettings[hist] = settings; |
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342 | HistStyle(hist, kFALSE); |
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343 | if(fFolder) fFolder->Add(hist); |
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344 | return hist; |
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345 | } |
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346 | |
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347 | //------------------------------------------------------------------------------ |
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348 | |
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349 | TProfile *ExRootResult::AddProfile(const char *name, const char *title, |
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350 | const char *xlabel, const char *ylabel, |
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351 | Int_t nxbins, Axis_t xmin, Axis_t xmax, |
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352 | Int_t logx, Int_t logy) |
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353 | { |
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354 | TProfile *profile = new TProfile(name, title, nxbins, xmin, xmax); |
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355 | PlotSettings settings; |
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356 | settings.logx = logx; |
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357 | settings.logy = logy; |
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358 | |
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359 | fPool.insert(profile); |
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360 | profile->GetXaxis()->SetTitle(xlabel); |
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361 | profile->GetYaxis()->SetTitle(ylabel); |
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362 | fPlots[profile] = 0; |
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363 | fSettings[profile] = settings; |
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364 | HistStyle(profile, kFALSE); |
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365 | if(fFolder) fFolder->Add(profile); |
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366 | return profile; |
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367 | } |
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368 | |
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369 | //------------------------------------------------------------------------------ |
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370 | |
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371 | TH2 *ExRootResult::AddHist2D(const char *name, const char *title, |
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372 | const char *xlabel, const char *ylabel, |
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373 | Int_t nxbins, Axis_t xmin, Axis_t xmax, |
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374 | Int_t nybins, Axis_t ymin, Axis_t ymax, |
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375 | Int_t logx, Int_t logy) |
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376 | { |
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377 | TH2F *hist = new TH2F(name, title, nxbins, xmin, xmax, nybins, ymin, ymax); |
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378 | PlotSettings settings; |
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379 | settings.logx = logx; |
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380 | settings.logy = logy; |
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381 | |
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382 | fPool.insert(hist); |
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383 | hist->GetXaxis()->SetTitle(xlabel); |
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384 | hist->GetYaxis()->SetTitle(ylabel); |
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385 | fPlots[hist] = 0; |
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386 | fSettings[hist] = settings; |
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387 | HistStyle(hist, kFALSE); |
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388 | if(fFolder) fFolder->Add(hist); |
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389 | return hist; |
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390 | } |
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391 | |
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392 | //------------------------------------------------------------------------------ |
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393 | |
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394 | THStack *ExRootResult::AddHistStack(const char *name, const char *title) |
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395 | { |
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396 | THStack *stack = new THStack(name, title); |
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397 | // segmentaion violation when deleting stack in ~ExRootResult() |
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398 | // fPool.insert(stack); |
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399 | fPlots[stack] = 0; |
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400 | if(fFolder) fFolder->Add(stack); |
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401 | return stack; |
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402 | } |
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403 | |
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404 | //------------------------------------------------------------------------------ |
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405 | |
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406 | TPaveText *ExRootResult::AddComment(Double_t x1, Double_t y1, Double_t x2, Double_t y2) |
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407 | { |
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408 | TPaveText *comment = new TPaveText(x1, y1, x2, y2, "brNDC"); |
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409 | fPool.insert(comment); |
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410 | comment->SetTextSize(kExRootFontSize); |
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411 | comment->SetTextFont(kExRootFont); |
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412 | comment->SetTextAlign(22); |
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413 | comment->SetFillColor(kExRootBackgroundColor); |
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414 | comment->SetBorderSize(2); |
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415 | return comment; |
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416 | } |
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417 | |
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418 | //------------------------------------------------------------------------------ |
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419 | |
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420 | TLegend *ExRootResult::AddLegend(Double_t x1, Double_t y1, Double_t x2, Double_t y2) |
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421 | { |
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422 | TLegend *legend = new TLegend(x1, y1, x2, y2); |
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423 | fPool.insert(legend); |
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424 | legend->SetTextSize(kExRootFontSize); |
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425 | legend->SetTextFont(kExRootFont); |
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426 | legend->SetFillColor(kExRootBackgroundColor); |
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427 | legend->SetBorderSize(2); |
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428 | return legend; |
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429 | } |
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430 | |
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431 | //------------------------------------------------------------------------------ |
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432 | |
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433 | |
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