PWG3/vertexingHF/AliHFSystErr.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-2010, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id$ */
  17
  18 /////////////////////////////////////////////////////////////
  19 //
  20 // Class to handle systematic errors for charm hadrons
  21 //
  22 // Usage:
  23 // AliHFSystEff syst;           // DECAY = 1 for D0, 2, for D+, 3 for D*
  24 // syst.SetRunNumber(YEAR);     // YEAR = two last numbers of the year (is 10 for 2010)
  25 // syst.SetCollisionType(TYPE);  // TYPE =  0 is pp, 1 is PbPb
  26 // syst.SetCentrality(CENT);     // CENT is centrality, 0100 for MB, 020 (4080) for 0-20 (40-80) CC...
  27 // syst.Init(DECAY);             // DECAY = 1 for D0, 2, for D+, 3 for D*
  28 // syst.DrawErrors(); // to see a plot of the error contributions
  29 // syst.GetTotalSystErr(pt); // to get the total err at pt
  30 //
  31 // Author: A.Dainese, andrea.dainese@pd.infn.it
  32 /////////////////////////////////////////////////////////////
  33
  34 #include <TStyle.h>
  35 #include <TGraphAsymmErrors.h>
  36 #include <TMath.h>
  37 #include <TCanvas.h>
  38 #include <TH2F.h>
  39 #include <TLegend.h>
  40 #include <TColor.h>
  41
  42 #include "AliLog.h"
  43 #include "AliHFSystErr.h"
  44
  45
  46 ClassImp(AliHFSystErr)
  47
  48 //--------------------------------------------------------------------------
  49 AliHFSystErr::AliHFSystErr(const Char_t* name, const Char_t* title) :
  50 TNamed(name,title),
  51 fNorm(0),
  52 fRawYield(0),
  53 fTrackingEff(0),
  54 fBR(0),
  55 fCutsEff(0),
  56 fPIDEff(0),
  57 fMCPtShape(0),
  58 fPartAntipart(0),
  59 fRunNumber(10),
  60 fCollisionType(0),
  61 fCentralityClass("0100"),
  62 fIsLowEnergy(false)
  63 {
  64   //
  65   // Default Constructor
  66   //
  67 }
  68
  69 //--------------------------------------------------------------------------
  70 AliHFSystErr::~AliHFSystErr() {
  71   //
  72   // Default Destructor
  73   //
  74   /*
  75
  76   if(fNorm)         { delete fNorm; fNorm=0; }
  77   if(fRawYield)     { delete fRawYield; fRawYield=0; }
  78   if(fTrackingEff)  { delete fTrackingEff; fTrackingEff=0; }
  79   if(fBR)           { delete fBR; fBR=0; }
  80   if(fCutsEff)      { delete fCutsEff; fCutsEff=0; }
  81   if(fPIDEff)       { delete fPIDEff; fPIDEff=0; }
  82   if(fMCPtShape)    { delete fMCPtShape; fMCPtShape=0; }
  83   if(fPartAntipart) { delete fPartAntipart; fPartAntipart=0; }
  84   */
  85 }
  86
  87 //--------------------------------------------------------------------------
  88 void AliHFSystErr::Init(Int_t decay){
  89   //
  90   // Variables/histos initialization
  91   //
  92
  93   if (fRunNumber!=10 && fIsLowEnergy==false) {
  94     AliError("Only settings for 2010 and the low energy runs are implemented so far");
  95   }
  96   if (fCentralityClass!="020" && fCentralityClass!="4080" && fCentralityClass!="0100"){
  97     AliError("Only settings for MB2010 are implemented so far");
  98   }
  99
 100   switch(decay) {
 101   case 1: // D0->Kpi
 102     if (fCollisionType==0) {
 103       if (fIsLowEnergy) InitD0toKpi2010ppLowEn();
 104       else InitD0toKpi2010pp();
 105     } else if (fCollisionType==1) {
 106       if (fCentralityClass=="020") InitD0toKpi2010PbPb020();
 107       else if (fCentralityClass=="4080") InitD0toKpi2010PbPb4080();
 108       else AliError("Not yet implemented");
 109     }
 110     //    else if (fCollisionType==2) InitD0toKpi2010ppLowEn();
 111     break;
 112   case 2: // D+->Kpipi
 113     if (fCollisionType==0) {
 114       if (fIsLowEnergy) InitDplustoKpipi2010ppLowEn();
 115       else InitDplustoKpipi2010pp();
 116     } else if (fCollisionType==1) {
 117       if (fCentralityClass=="020") InitDplustoKpipi2010PbPb020();
 118       else if (fCentralityClass=="4080") InitDplustoKpipi2010PbPb4080();
 119       else AliError("Not yet implemented");
 120     }
 121     break;
 122   case 3: // D*->D0pi
 123     if (fCollisionType==0) {
 124       if(fIsLowEnergy)  InitDstartoD0pi2010ppLowEn();
 125       else InitDstartoD0pi2010pp();
 126     }else if (fCollisionType==1) {
 127       if (fCentralityClass=="020")  InitDstartoD0pi2010PbPb020();
 128       if (fCentralityClass=="2040") InitDstartoD0pi2010PbPb2040();
 129       if (fCentralityClass=="4080") InitDstartoD0pi2010PbPb4080();
 130       if (fCentralityClass!="4080" && fCentralityClass!="2040" && fCentralityClass!="020")  AliError("Not yet implemented");
 131     }
 132     break;
 133   case 4: // D+s->KKpi
 134     if (fCollisionType==0) InitDstoKKpi2010pp();
 135     else AliError("Not yet implemented");
 136     break;
 137
 138   default:
 139     printf("Invalid decay type: %d\n",decay);
 140     break;
 141   }
 142
 143 }
 144
 145 //--------------------------------------------------------------------------
 146 void AliHFSystErr::InitD0toKpi2010pp() {
 147   //
 148   // D0->Kpi syst errors. Responsible: A. Rossi
 149   //   2010 pp sample
 150   //
 151
 152   // Normalization
 153   fNorm = new TH1F("fNorm","fNorm",24,0,24);
 154   for(Int_t i=1;i<=24;i++) fNorm->SetBinContent(i,0.04); // 4% error on sigmaV0and
 155
 156   // Branching ratio
 157   fBR = new TH1F("fBR","fBR",24,0,24);
 158   for(Int_t i=1;i<=24;i++) fBR->SetBinContent(i,0.012); // 1.2% PDG2010
 159
 160   // Tracking efficiency
 161   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",24,0,24);
 162   for(Int_t i=1;i<=24;i++) fTrackingEff->SetBinContent(i,0.08); // 8% (4% per track)
 163
 164   // Raw yield extraction
 165   fRawYield = new TH1F("fRawYield","fRawYield",24,0,24);
 166   fRawYield->SetBinContent(1,1);
 167   fRawYield->SetBinContent(2,0.22);
 168   fRawYield->SetBinContent(3,0.1);
 169   for(Int_t i=4;i<=7;i++) fRawYield->SetBinContent(i,0.04);
 170   for(Int_t i=8;i<=12;i++) fRawYield->SetBinContent(i,0.07);
 171   for(Int_t i=13;i<=16;i++) fRawYield->SetBinContent(i,0.10);
 172   for(Int_t i=17;i<=24;i++) fRawYield->SetBinContent(i,1);
 173
 174   // Cuts efficiency (from cuts variation)
 175   fCutsEff = new TH1F("fCutsEff","fCutsEff",24,0,24);
 176   for(Int_t i=1;i<=24;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 177
 178   // PID efficiency (from PID/noPID)
 179   fPIDEff = new TH1F("fPIDEff","fPIDEff",24,0,24);
 180   for(Int_t i=1;i<=24;i++) fPIDEff->SetBinContent(i,0.03); // 3%
 181   fPIDEff->SetBinContent(2,0.05); // 5%
 182
 183   // MC dN/dpt
 184   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",24,0,24);
 185   for(Int_t i=1;i<=24;i++) fMCPtShape->SetBinContent(i,0);
 186   fMCPtShape->SetBinContent(1,0.03);
 187   fMCPtShape->SetBinContent(2,0.03);
 188
 189   // particle-antiparticle
 190   //  fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",24,0,24);
 191   //  fPartAntipart->SetBinContent(1,1);
 192   //  for(Int_t i=2;i<=24;i++) fPartAntipart->SetBinContent(i,0.05);
 193
 194   return;
 195 }
 196 //--------------------------------------------------------------------------
 197 void AliHFSystErr::InitD0toKpi2010PbPb020() {
 198   //
 199   // D0->Kpi syst errors. Responsible: A. Rossi
 200   //   2010 PbPb sample, 0-20 CC
 201   //
 202
 203   // Normalization
 204   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 205   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 206
 207   // Branching ratio
 208   fBR = new TH1F("fBR","fBR",20,0,20);
 209   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.012); // 1.2% PDG2010
 210
 211   // Tracking efficiency
 212   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 213   for(Int_t i=2;i<=12;i++) fTrackingEff->SetBinContent(i,0.05+0.005*(Float_t)i);
 214
 215
 216   // Raw yield extraction
 217   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 218   fRawYield->SetBinContent(1,0);
 219   fRawYield->SetBinContent(2,0);
 220   fRawYield->SetBinContent(3,0.05);
 221   fRawYield->SetBinContent(4,0.05);
 222   fRawYield->SetBinContent(5,0.10);
 223   fRawYield->SetBinContent(6,0.10);
 224   for(Int_t i=7;i<=12;i++) fRawYield->SetBinContent(i,0.05);
 225  // for(Int_t i=13;i<=20;i++) fRawYield->SetBinContent(i,0);
 226
 227   // Cuts efficiency (from cuts variation)
 228   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 229   fCutsEff->SetBinContent(1,0.);
 230   fCutsEff->SetBinContent(2,0.);
 231   fCutsEff->SetBinContent(3,0.18);
 232   fCutsEff->SetBinContent(4,0.18);
 233   fCutsEff->SetBinContent(5,0.18);
 234   fCutsEff->SetBinContent(6,0.15);
 235   fCutsEff->SetBinContent(7,0.15);
 236   fCutsEff->SetBinContent(8,0.15);
 237 fCutsEff->SetBinContent(9,0.15);
 238  fCutsEff->SetBinContent(10,0.15);
 239   fCutsEff->SetBinContent(11,0.15);
 240   fCutsEff->SetBinContent(12,0.15);
 241  // for(Int_t i=13;i<=20;i++) fCutsEff->SetBinContent(i,0.);
 242
 243   // PID efficiency (from PID/noPID)
 244   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 245   for(Int_t i=3;i<=12;i++) fPIDEff->SetBinContent(i,0.05);
 246   fPIDEff->SetBinContent(5,0.10);
 247   fPIDEff->SetBinContent(6,0.10);
 248
 249   // MC dN/dpt
 250   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 251   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0);
 252   fMCPtShape->SetBinContent(1,0.03);
 253   fMCPtShape->SetBinContent(2,0.03);
 254
 255
 256   // particle-antiparticle
 257   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",20,0,20);
 258   for(Int_t i=3;i<=12;i++) fPartAntipart->SetBinContent(i,0.05);
 259   fPartAntipart->SetBinContent(3,0.10);
 260   fPartAntipart->SetBinContent(4,0.10);
 261   fPartAntipart->SetBinContent(7,0.10);
 262   fPartAntipart->SetBinContent(8,0.10);
 263
 264   return;
 265 }
 266 //--------------------------------------------------------------------------
 267 void AliHFSystErr::InitD0toKpi2010PbPb4080() {
 268   //
 269   // D0->Kpi syst errors. Responsible: A. Rossi
 270   //   2010 PbPb sample, 40-80 CC
 271   //
 272
 273   // Normalization
 274   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 275   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 276
 277   // Branching ratio
 278   fBR = new TH1F("fBR","fBR",20,0,20);
 279   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.012); // 1.2% PDG2010
 280
 281   // Tracking efficiency
 282   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 283   for(Int_t i=2;i<=12;i++) fTrackingEff->SetBinContent(i,0.5*(0.05+0.005*(Float_t)i));
 284
 285
 286   // Raw yield extraction
 287   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 288   fRawYield->SetBinContent(1,0);
 289   fRawYield->SetBinContent(2,0);
 290   for(Int_t i=3;i<=12;i++) fRawYield->SetBinContent(i,0.05);
 291   //for(Int_t i=13;i<=20;i++) fRawYield->SetBinContent(i,0);
 292
 293   // Cuts efficiency (from cuts variation)
 294   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 295   fCutsEff->SetBinContent(1,0.);
 296   fCutsEff->SetBinContent(2,0.);
 297   fCutsEff->SetBinContent(3,0.15);
 298   fCutsEff->SetBinContent(4,0.15);
 299   fCutsEff->SetBinContent(5,0.15);
 300   fCutsEff->SetBinContent(6,0.15);
 301   fCutsEff->SetBinContent(7,0.15);
 302   fCutsEff->SetBinContent(8,0.15);
 303   fCutsEff->SetBinContent(9,0.15);
 304   fCutsEff->SetBinContent(10,0.15);
 305   fCutsEff->SetBinContent(11,0.15);
 306   fCutsEff->SetBinContent(12,0.15);
 307  // for(Int_t i=13;i<=20;i++) fCutsEff->SetBinContent(i,0.);
 308
 309   // PID efficiency (from PID/noPID)
 310   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 311   for(Int_t i=3;i<=12;i++) fPIDEff->SetBinContent(i,0.05);
 312
 313   // MC dN/dpt
 314   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 315   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0);
 316   fMCPtShape->SetBinContent(1,0.03);
 317   fMCPtShape->SetBinContent(2,0.03);
 318
 319   // particle-antiparticle
 320   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",20,0,20);
 321   for(Int_t i=3;i<=12;i++) fPartAntipart->SetBinContent(i,0.05);
 322
 323   return;
 324 }
 325
 326 //--------------------------------------------------------------------------
 327 void AliHFSystErr::InitD0toKpi2010ppLowEn() {
 328   //
 329   // D0->Kpi syst errors. Low energy run
 330   //   2011 2.76 TeV pp sample
 331   //
 332   AliInfo(" Settings for D0 --> K pi, p-p collisions at 2.76 TeV");
 333
 334   // Normalization
 335   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 336   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 337
 338   // Branching ratio
 339   fBR = new TH1F("fBR","fBR",20,0,20);
 340   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.012); // 1.2% PDG2010
 341
 342   // Tracking efficiency
 343   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 344   for(Int_t i=1;i<=20;i++) fTrackingEff->SetBinContent(i,0.10); //10% (5% per track)
 345
 346   // Raw yield extraction
 347   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 348   fRawYield->SetBinContent(1,1);
 349   fRawYield->SetBinContent(2,1);
 350   fRawYield->SetBinContent(3,0.2);
 351   fRawYield->SetBinContent(4,0.2);
 352   fRawYield->SetBinContent(5,0.1);
 353   fRawYield->SetBinContent(6,0.1);
 354   fRawYield->SetBinContent(7,0.2);
 355   fRawYield->SetBinContent(8,0.2);
 356   for(Int_t i=9;i<=20;i++) fRawYield->SetBinContent(i,0.065);
 357
 358   // Cuts efficiency (from cuts variation)
 359   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 360   for(Int_t i=1;i<=20;i++) fCutsEff->SetBinContent(i,0.18); // 10%
 361
 362   // PID efficiency (from PID/noPID)
 363   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 364   for(Int_t i=1;i<=20;i++) fPIDEff->SetBinContent(i,0.20); // 10%
 365   fPIDEff->SetBinContent(3,0.25); // 10%
 366   fPIDEff->SetBinContent(4,0.25); // 10%
 367   fPIDEff->SetBinContent(7,0.25); // 10%
 368   fPIDEff->SetBinContent(8,0.25); // 10%
 369
 370   // MC dN/dpt
 371   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 372   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0);
 373   fMCPtShape->SetBinContent(1,0.03);
 374   fMCPtShape->SetBinContent(2,0.03);
 375
 376   // particle-antiparticle
 377   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",20,0,20);
 378   fPartAntipart->SetBinContent(1,1);
 379   fPartAntipart->SetBinContent(2,1);
 380   for(Int_t i=3;i<=6;i++) fPartAntipart->SetBinContent(i,0.08);
 381
 382   return;
 383 }
 384
 385 //--------------------------------------------------------------------------
 386 void AliHFSystErr::InitDplustoKpipi2010pp() {
 387   //
 388   // D+->Kpipi syst errors. Responsible: R. Bala
 389   //  2010 pp sample
 390   //
 391
 392
 393 // Normalization
 394   fNorm = new TH1F("fNorm","fNorm",24,0,24);
 395   for(Int_t i=1;i<=24;i++) fNorm->SetBinContent(i,0.04); // 4% error on sigmaV0and
 396
 397   // Branching ratio
 398   fBR = new TH1F("fBR","fBR",24,0,24);
 399   for(Int_t i=1;i<=24;i++) fBR->SetBinContent(i,0.04); // 4% PDG2010
 400
 401   // Tracking efficiency
 402   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",24,0,24);
 403   for(Int_t i=1;i<=24;i++) fTrackingEff->SetBinContent(i,0.12); // 12% (4% per track)
 404
 405
 406   // Raw yield extraction
 407   fRawYield = new TH1F("fRawYield","fRawYield",24,0,24);
 408   fRawYield->SetBinContent(1,1);
 409   fRawYield->SetBinContent(2,0.25);
 410   fRawYield->SetBinContent(3,0.25);
 411   fRawYield->SetBinContent(4,0.20);
 412   fRawYield->SetBinContent(5,0.09);
 413   fRawYield->SetBinContent(6,0.09);
 414   for(Int_t i=7;i<=12;i++) fRawYield->SetBinContent(i,0.05);
 415   for(Int_t i=12;i<=24;i++) fRawYield->SetBinContent(i,0.10);
 416
 417   // Cuts efficiency (from cuts variation)
 418   fCutsEff = new TH1F("fCutsEff","fCutsEff",24,0,24);
 419   for(Int_t i=1;i<=24;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 420
 421   // PID efficiency (from PID/noPID)
 422   fPIDEff = new TH1F("fPIDEff","fPIDEff",24,0,24);
 423   for(Int_t i=1;i<=24;i++) fPIDEff->SetBinContent(i,0.05); // 5%
 424   fPIDEff->SetBinContent(1,0.15); // 15%
 425   fPIDEff->SetBinContent(2,0.15); // 15%
 426   fPIDEff->SetBinContent(3,0.15); // 15%
 427   fPIDEff->SetBinContent(4,0.15); // 15%
 428   for(Int_t i=12;i<=16;i++) fPIDEff->SetBinContent(i,0.10); // 5%
 429
 430   // MC dN/dpt
 431   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",24,0,24);
 432   for(Int_t i=1;i<=24;i++) fMCPtShape->SetBinContent(i,0);
 433   fMCPtShape->SetBinContent(1,0.03);
 434   fMCPtShape->SetBinContent(2,0.03);
 435
 436
 437   // particle-antiparticle
 438   /*
 439   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",20,0,20);
 440   fPartAntipart->SetBinContent(1,1);
 441   fPartAntipart->SetBinContent(2,1);
 442   fPartAntipart->SetBinContent(3,0.12);
 443   for(Int_t i=4;i<=20;i++) fPartAntipart->SetBinContent(i,0.05);   //5 to 12%
 444   */
 445   return;
 446 }
 447
 448 //--------------------------------------------------------------------------
 449 void AliHFSystErr::InitDstoKKpi2010pp() {
 450   //
 451   // D+s->KKpi syst errors. Responsible: G.M. Innocenti
 452   //  2010 pp sample
 453   //
 454
 455
 456 // Normalization
 457   fNorm = new TH1F("fNorm","fNorm",12,0,12);
 458   for(Int_t i=1;i<=12;i++) fNorm->SetBinContent(i,0.07); // 7% error on sigmaV0and
 459
 460   // Branching ratio
 461   fBR = new TH1F("fBR","fBR",12,0,12);
 462   for(Int_t i=1;i<=12;i++) fBR->SetBinContent(i,0.05); // 5% PDG2010
 463
 464   // Tracking efficiency
 465   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",12,0,12);
 466   for(Int_t i=1;i<=12;i++) fTrackingEff->SetBinContent(i,0.03); // 3% (1% per track)
 467
 468
 469   // Raw yield extraction
 470   fRawYield = new TH1F("fRawYield","fRawYield",12,0,12);
 471   fRawYield->SetBinContent(1,1);
 472   fRawYield->SetBinContent(2,1);
 473   fRawYield->SetBinContent(3,0.20);
 474   fRawYield->SetBinContent(4,0.20);
 475   fRawYield->SetBinContent(5,0.15);
 476   fRawYield->SetBinContent(6,0.15);
 477   fRawYield->SetBinContent(7,0.15);
 478   fRawYield->SetBinContent(8,0.15);
 479   fRawYield->SetBinContent(9,0.20);
 480   fRawYield->SetBinContent(10,0.20);
 481   fRawYield->SetBinContent(11,0.20);
 482   fRawYield->SetBinContent(12,0.20);
 483
 484   // Cuts efficiency (from cuts variation)
 485   fCutsEff = new TH1F("fCutsEff","fCutsEff",12,0,12);
 486   for(Int_t i=1;i<=12;i++) fCutsEff->SetBinContent(i,0.15); // 15%
 487
 488   // PID efficiency (from PID/noPID)
 489   fPIDEff = new TH1F("fPIDEff","fPIDEff",12,0,12);
 490   for(Int_t i=1;i<=12;i++) fPIDEff->SetBinContent(i,0.07); // 7%
 491
 492   // MC dN/dpt  (copied from D0 : will update later)
 493   //fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",12,0,12);
 494   //for(Int_t i=1;i<=12;i++) fMCPtShape->SetBinContent(i,(Float_t)i*0.006);
 495
 496
 497   // particle-antiparticle
 498   /*
 499   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",12,0,12);
 500   fPartAntipart->SetBinContent(1,1);
 501   fPartAntipart->SetBinContent(2,1);
 502   fPartAntipart->SetBinContent(3,0.12);
 503   for(Int_t i=4;i<=12;i++) fPartAntipart->SetBinContent(i,0.05);   //5 to 12%
 504   */
 505   return;
 506 }
 507
 508
 509 //--------------------------------------------------------------------------
 510 void AliHFSystErr::InitDplustoKpipi2010PbPb020() {
 511   //
 512   // D+->Kpipi syst errors. Responsible: ??
 513   //  2010 PbPb sample, 0-20 CC
 514   //
 515
 516  // Normalization
 517   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 518   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 519
 520   // Branching ratio
 521   fBR = new TH1F("fBR","fBR",20,0,20);
 522   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.04); // 4% PDG2010
 523
 524   // Tracking efficiency
 525   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 526   for(Int_t i=1;i<=20;i++) fTrackingEff->SetBinContent(i,i,0.075+0.005*(Float_t)i);
 527
 528
 529   // Raw yield extraction
 530   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 531   for(Int_t i=1;i<=20;i++) fRawYield->SetBinContent(i,1);  //5 to 10%
 532 //   for(Int_t i=6;i<=7;i++) fRawYield->SetBinContent(i,0.32);
 533 //   for(Int_t i=7;i<=9;i++) fRawYield->SetBinContent(i,0.32);
 534 //   for(Int_t i=9;i<=12;i++) fRawYield->SetBinContent(i,0.05);//31./156.);
 535   fRawYield->SetBinContent(6,0.12);
 536   fRawYield->SetBinContent(7,0.17);
 537   fRawYield->SetBinContent(8,0.17);
 538   fRawYield->SetBinContent(9,0.08);
 539   fRawYield->SetBinContent(10,0.08);
 540   fRawYield->SetBinContent(11,0.08);
 541   fRawYield->SetBinContent(12,0.08);
 542
 543   // Cuts efficiency (from cuts variation)
 544   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 545   for(Int_t i=1;i<=20;i++) fCutsEff->SetBinContent(i,0.15); // 10%
 546
 547   // PID efficiency (from PID/noPID)
 548   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 549   for(Int_t i=1;i<=20;i++) fPIDEff->SetBinContent(i,0.05); // 5%
 550   fPIDEff->SetBinContent(3,0.13); // 13%
 551
 552
 553   // MC dN/dpt  (copied from D0 : will update later)
 554   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 555   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0.);
 556   fMCPtShape->SetBinContent(1,0.03);
 557   fMCPtShape->SetBinContent(2,0.03);
 558
 559
 560   // particle-antiparticle
 561   /*
 562   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",20,0,20);
 563   fPartAntipart->SetBinContent(1,1);
 564   fPartAntipart->SetBinContent(2,1);
 565   fPartAntipart->SetBinContent(3,0.12);
 566   for(Int_t i=4;i<=20;i++) fPartAntipart->SetBinContent(i,0.05);   //5 to 12%
 567   */
 568   return;
 569 }
 570
 571 //--------------------------------------------------------------------------
 572 void AliHFSystErr::InitDplustoKpipi2010PbPb4080() {
 573   //
 574   // D+->Kpipi syst errors. Responsible: ??
 575   //  2010 PbPb sample, 40-80 CC
 576   //
 577
 578
 579  // Normalization
 580   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 581   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 582
 583   // Branching ratio
 584   fBR = new TH1F("fBR","fBR",20,0,20);
 585   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.04); // 4% PDG2010
 586
 587   // Tracking efficiency
 588   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 589   for(Int_t i=1;i<=20;i++) fTrackingEff->SetBinContent(i,0.03); // 3% (1% per track)
 590
 591
 592   // Raw yield extraction
 593   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 594   fRawYield->SetBinContent(1,1);
 595   fRawYield->SetBinContent(2,1);
 596   fRawYield->SetBinContent(3,1);
 597   fRawYield->SetBinContent(4,1.);
 598   fRawYield->SetBinContent(5,4./23.);
 599   fRawYield->SetBinContent(6,4./23.);
 600   fRawYield->SetBinContent(7,5./20.);
 601   fRawYield->SetBinContent(8,5./20.);
 602   for(Int_t i=9;i<=12;i++) fRawYield->SetBinContent(i,1./16.);
 603   for(Int_t i=13;i<=20;i++) fRawYield->SetBinContent(i,1);  //5 to 10%
 604
 605   // Cuts efficiency (from cuts variation)
 606   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 607   for(Int_t i=1;i<=20;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 608
 609   // PID efficiency (from PID/noPID)
 610   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 611   for(Int_t i=1;i<=20;i++) fPIDEff->SetBinContent(i,0.05); // 5%
 612   fPIDEff->SetBinContent(3,0.13); // 13%
 613
 614
 615   // MC dN/dpt  (copied from D0 : will update later)
 616   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 617   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0);
 618   fMCPtShape->SetBinContent(1,0.03);
 619   fMCPtShape->SetBinContent(2,0.03);
 620
 621
 622   // particle-antiparticle
 623   /*
 624   fPartAntipart = new TH1F("fPartAntipart","fPartAntipart",20,0,20);
 625   fPartAntipart->SetBinContent(1,1);
 626   fPartAntipart->SetBinContent(2,1);
 627   fPartAntipart->SetBinContent(3,0.12);
 628   for(Int_t i=4;i<=20;i++) fPartAntipart->SetBinContent(i,0.05);   //5 to 12%
 629   */
 630   return;
 631 }
 632
 633 //--------------------------------------------------------------------------
 634 void AliHFSystErr::InitDplustoKpipi2010ppLowEn() {
 635
 636   //
 637   // D+->Kpipi syst errors. Responsible: R. Bala
 638   //  2011 2.76 TeV pp sample
 639   //
 640   AliInfo(" Settings for D+ --> K pi pi p-p collisions at 2.76 TeV");
 641
 642   // Normalization
 643   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 644   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 645
 646   // Branching ratio
 647   fBR = new TH1F("fBR","fBR",20,0,20);
 648   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.04); // 4% PDG2010
 649
 650   // Tracking efficiency
 651   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 652   for(Int_t i=1;i<=20;i++) fTrackingEff->SetBinContent(i,0.15); // 3% (1% per track)
 653
 654   // Raw yield extraction
 655   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 656   fRawYield->SetBinContent(1,1);
 657   fRawYield->SetBinContent(2,1);
 658   fRawYield->SetBinContent(3,0.20);
 659   fRawYield->SetBinContent(4,0.20);
 660   for(Int_t i=5;i<=20;i++) fRawYield->SetBinContent(i,0.055);  //5 to 10%
 661
 662   // Cuts efficiency (from cuts variation)
 663   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 664   for(Int_t i=1;i<=20;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 665
 666   // PID efficiency (from PID/noPID)
 667   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 668   for(Int_t i=1;i<=20;i++) fPIDEff->SetBinContent(i,0.05); // 5%
 669   fPIDEff->SetBinContent(3,0.15); // 13%
 670   fPIDEff->SetBinContent(4,0.15); // 13%
 671
 672   // MC dN/dpt  (copied from D0 : will update later)
 673   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 674   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0.);
 675   fMCPtShape->SetBinContent(1,0.03);
 676   fMCPtShape->SetBinContent(2,0.03);
 677
 678   return;
 679 }
 680
 681 //--------------------------------------------------------------------------
 682 void AliHFSystErr::InitDstartoD0pi2010pp() {
 683   //
 684   // D*+->D0pi syst errors. Responsible: A. Grelli, Y. Wang
 685   //  2010 pp sample
 686   //
 687
 688  // Normalization
 689   fNorm = new TH1F("fNorm","fNorm",24,0,24);
 690   for(Int_t i=1;i<=24;i++) fNorm->SetBinContent(i,0.04); // 4% error on sigmaV0and
 691
 692   // Branching ratio
 693   fBR = new TH1F("fBR","fBR",24,0,24);
 694   for(Int_t i=1;i<=24;i++) fBR->SetBinContent(i,0.015); // 1.5% PDG2010
 695
 696   // Tracking efficiency
 697   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",24,0,24);
 698   fTrackingEff->SetBinContent(1,1.0);
 699   fTrackingEff->SetBinContent(2,0.13); // 10% (ITSsa) \oplus 8% (4% per ITSTPC track)
 700   fTrackingEff->SetBinContent(3,0.12);
 701   fTrackingEff->SetBinContent(3,0.12);
 702   for(Int_t i=4;i<=24;i++) fTrackingEff->SetBinContent(i,0.12); // 12% (4% per track)
 703
 704
 705   // Raw yield extraction
 706   fRawYield = new TH1F("fRawYield","fRawYield",24,0,24);
 707   fRawYield->SetBinContent(1,1.0);
 708   fRawYield->SetBinContent(2,0.10);
 709   fRawYield->SetBinContent(3,0.04);
 710   fRawYield->SetBinContent(4,0.03);
 711   fRawYield->SetBinContent(5,0.03);
 712   fRawYield->SetBinContent(6,0.05);
 713   fRawYield->SetBinContent(7,0.05);
 714   fRawYield->SetBinContent(8,0.05);
 715   for(Int_t i=9;i<=12;i++) fRawYield->SetBinContent(i,0.04);  //4%
 716   for(Int_t i=13;i<=16;i++) fRawYield->SetBinContent(i,0.09);  //4%
 717   for(Int_t i=17;i<=24;i++) fRawYield->SetBinContent(i,0.2);  //4%
 718
 719   // Cuts efficiency (from cuts variation)
 720   fCutsEff = new TH1F("fCutsEff","fCutsEff",24,0,24);
 721   fCutsEff->SetBinContent(2,0.22);
 722   for(Int_t i=3;i<=24;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 723
 724   // PID efficiency (from PID/noPID)
 725   fPIDEff = new TH1F("fPIDEff","fPIDEff",24,0,24);
 726   for(Int_t i=1;i<=24;i++) fPIDEff->SetBinContent(i,0.04); // 3%
 727
 728
 729   // MC dN/dpt  (copied from D0 : will update later)
 730   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",24,0,24);
 731   for(Int_t i=1;i<=24;i++) fMCPtShape->SetBinContent(i,0);
 732   fMCPtShape->SetBinContent(1,0.03);
 733   fMCPtShape->SetBinContent(2,0.03);
 734
 735   return;
 736
 737
 738 }
 739 //--------------------------------------------------------------------------
 740 void AliHFSystErr::InitDstartoD0pi2010ppLowEn() {
 741
 742   //
 743   // D+->Kpipi syst errors. Responsible: A. Grelli
 744   //  2011 2.76 TeV pp sample
 745   //
 746   AliInfo(" Settings for D*+ --> D0 pi p-p collisions at 2.76 TeV");
 747
 748 // Normalization
 749   fNorm = new TH1F("fNorm","fNorm",20,0,20);
 750   for(Int_t i=1;i<=20;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 751
 752   // Branching ratio
 753   fBR = new TH1F("fBR","fBR",20,0,20);
 754   for(Int_t i=1;i<=20;i++) fBR->SetBinContent(i,0.015); // 1.5% PDG2010
 755
 756   // Tracking efficiency
 757   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",20,0,20);
 758   for(Int_t i=1;i<=20;i++) fTrackingEff->SetBinContent(i,0.15); //10% (to be checked!!)
 759
 760   // Raw yield extraction
 761   fRawYield = new TH1F("fRawYield","fRawYield",20,0,20);
 762   fRawYield->SetBinContent(1,1);
 763   fRawYield->SetBinContent(2,1);
 764   fRawYield->SetBinContent(3,0.2);
 765   fRawYield->SetBinContent(4,0.2);
 766   fRawYield->SetBinContent(5,0.08);
 767   fRawYield->SetBinContent(6,0.08);
 768   fRawYield->SetBinContent(7,0.1);
 769   fRawYield->SetBinContent(8,0.1);
 770   fRawYield->SetBinContent(9,0.2);
 771   fRawYield->SetBinContent(10,0.2);
 772   for(Int_t i=9;i<=20;i++) fRawYield->SetBinContent(i,0.065);
 773
 774   // Cuts efficiency (from cuts variation)
 775   fCutsEff = new TH1F("fCutsEff","fCutsEff",20,0,20);
 776   for(Int_t i=1;i<=20;i++) fCutsEff->SetBinContent(i,0.18);
 777   fCutsEff->SetBinContent(3,0.2);
 778   fCutsEff->SetBinContent(4,0.2);
 779   fCutsEff->SetBinContent(5,0.1);
 780   fCutsEff->SetBinContent(6,0.1);
 781   fCutsEff->SetBinContent(7,0.12);
 782   fCutsEff->SetBinContent(8,0.12);
 783   fCutsEff->SetBinContent(9,0.2);
 784   fCutsEff->SetBinContent(10,0.2);
 785   fCutsEff->SetBinContent(11,0.2);
 786   fCutsEff->SetBinContent(12,0.2);
 787
 788   // PID efficiency (from PID/noPID)
 789   fPIDEff = new TH1F("fPIDEff","fPIDEff",20,0,20);
 790   for(Int_t i=1;i<=20;i++) fPIDEff->SetBinContent(i,0.05); // 10%
 791
 792   // MC dN/dpt
 793   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",20,0,20);
 794   for(Int_t i=1;i<=20;i++) fMCPtShape->SetBinContent(i,0.);
 795   fMCPtShape->SetBinContent(1,0.03);
 796   fMCPtShape->SetBinContent(2,0.03);
 797
 798
 799   return;
 800 }
 801 //------------------------------------------------------------------------
 802 void AliHFSystErr::InitDstartoD0pi2010PbPb020() {
 803   //
 804   // D*+->D0pi syst errors. Responsible: A. Grelli
 805   //  2010 PbPb sample, 0-20 CC
 806   //
 807
 808   AliInfo(" Settings for D*+ --> D0pi Pb-Pb collisions at 2.76 TeV - 0-20 centrality - DUMMY");
 809
 810  // Normalization
 811   fNorm = new TH1F("fNorm","fNorm",24,0,24);
 812   for(Int_t i=1;i<=24;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 813
 814   // Branching ratio
 815   fBR = new TH1F("fBR","fBR",24,0,24);
 816   for(Int_t i=1;i<=24;i++) fBR->SetBinContent(i,0.015); // 1.5% PDG2010
 817
 818   // Tracking efficiency
 819   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",24,0,24);;
 820   for(Int_t i=1;i<=24;i++) fTrackingEff->SetBinContent(i,0.12); // 3% (1% per track)
 821
 822
 823   // Raw yield extraction
 824   fRawYield = new TH1F("fRawYield","fRawYield",24,0,24);
 825   for(Int_t i=1;i<=24;i++) fRawYield->SetBinContent(i,0.15);  //4%
 826
 827   // Cuts efficiency (from cuts variation)
 828   fCutsEff = new TH1F("fCutsEff","fCutsEff",24,0,24);
 829   for(Int_t i=1;i<=24;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 830
 831   // PID efficiency (from PID/noPID)
 832   fPIDEff = new TH1F("fPIDEff","fPIDEff",24,0,24);
 833   for(Int_t i=1;i<=24;i++) fPIDEff->SetBinContent(i,0.04); // 3%
 834
 835
 836   // MC dN/dpt  (copied from D0 : will update later)
 837   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",24,0,24);
 838   for(Int_t i=1;i<=24;i++) fMCPtShape->SetBinContent(i,0.);
 839   fMCPtShape->SetBinContent(1,0.03);
 840   fMCPtShape->SetBinContent(2,0.03);
 841
 842   return;
 843
 844 }
 845 //-------------------------------------------------------------------------
 846 void AliHFSystErr::InitDstartoD0pi2010PbPb2040() {
 847   //
 848   // D*+->D0pi syst errors. Responsible: A. Grelli
 849   //  2010 PbPb sample, 20-40 CC
 850   //
 851
 852   AliInfo(" Settings for D*+ --> D0pi Pb-Pb collisions at 2.76 TeV - 20-40 centrality - DUMMY");
 853
 854  // Normalization
 855   fNorm = new TH1F("fNorm","fNorm",24,0,24);
 856   for(Int_t i=1;i<=24;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 857
 858   // Branching ratio
 859   fBR = new TH1F("fBR","fBR",24,0,24);
 860   for(Int_t i=1;i<=24;i++) fBR->SetBinContent(i,0.015); // 1.5% PDG2010
 861
 862   // Tracking efficiency
 863   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",24,0,24);;
 864   for(Int_t i=1;i<=24;i++) fTrackingEff->SetBinContent(i,0.12); // 3% (1% per track)
 865
 866
 867   // Raw yield extraction
 868   fRawYield = new TH1F("fRawYield","fRawYield",24,0,24);
 869   for(Int_t i=1;i<=24;i++) fRawYield->SetBinContent(i,0.15);  //4%
 870
 871   // Cuts efficiency (from cuts variation)
 872   fCutsEff = new TH1F("fCutsEff","fCutsEff",24,0,24);
 873   for(Int_t i=1;i<=24;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 874
 875   // PID efficiency (from PID/noPID)
 876   fPIDEff = new TH1F("fPIDEff","fPIDEff",24,0,24);
 877   for(Int_t i=1;i<=24;i++) fPIDEff->SetBinContent(i,0.04); // 3%
 878
 879
 880   // MC dN/dpt  (copied from D0 : will update later)
 881   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",24,0,24);
 882   for(Int_t i=1;i<=24;i++) fMCPtShape->SetBinContent(i,0.);
 883   fMCPtShape->SetBinContent(1,0.03);
 884   fMCPtShape->SetBinContent(2,0.03);
 885
 886   return;
 887
 888 }
 889 //--------------------------------------------------------------------------
 890 void AliHFSystErr::InitDstartoD0pi2010PbPb4080() {
 891   //
 892   // D*+->D0pi syst errors. Responsible: A. Grelli
 893   //  2010 PbPb sample, 40-80 CC
 894   //
 895
 896   AliInfo(" Settings for D*+ --> D0pi Pb-Pb collisions at 2.76 TeV - 40-80 centrality - DUMMY");
 897
 898  // Normalization
 899   fNorm = new TH1F("fNorm","fNorm",24,0,24);
 900   for(Int_t i=1;i<=24;i++) fNorm->SetBinContent(i,0.10); // 10% error on sigmaV0and
 901
 902   // Branching ratio
 903   fBR = new TH1F("fBR","fBR",24,0,24);
 904   for(Int_t i=1;i<=24;i++) fBR->SetBinContent(i,0.015); // 1.5% PDG2010
 905
 906   // Tracking efficiency
 907   fTrackingEff = new TH1F("fTrackingEff","fTrackingEff",24,0,24);;
 908   for(Int_t i=1;i<=24;i++) fTrackingEff->SetBinContent(i,0.12); // 3% (1% per track)
 909
 910
 911   // Raw yield extraction
 912   fRawYield = new TH1F("fRawYield","fRawYield",24,0,24);
 913   for(Int_t i=1;i<=24;i++) fRawYield->SetBinContent(i,0.15);  //4%
 914
 915   // Cuts efficiency (from cuts variation)
 916   fCutsEff = new TH1F("fCutsEff","fCutsEff",24,0,24);
 917   for(Int_t i=1;i<=24;i++) fCutsEff->SetBinContent(i,0.10); // 10%
 918
 919   // PID efficiency (from PID/noPID)
 920   fPIDEff = new TH1F("fPIDEff","fPIDEff",24,0,24);
 921   for(Int_t i=1;i<=24;i++) fPIDEff->SetBinContent(i,0.04); // 3%
 922
 923
 924   // MC dN/dpt  (copied from D0 : will update later)
 925   fMCPtShape = new TH1F("fMCPtShape","fMCPtShape",24,0,24);
 926   for(Int_t i=1;i<=24;i++) fMCPtShape->SetBinContent(i,0.);
 927   fMCPtShape->SetBinContent(1,0.03);
 928   fMCPtShape->SetBinContent(2,0.03);
 929
 930   return;
 931
 932 }
 933 //--------------------------------------------------------------------------
 934 Double_t AliHFSystErr::GetCutsEffErr(Double_t pt) const {
 935   //
 936   // Get error
 937   //
 938
 939   Int_t bin=fCutsEff->FindBin(pt);
 940
 941   return fCutsEff->GetBinContent(bin);
 942 }
 943 //--------------------------------------------------------------------------
 944 Double_t AliHFSystErr::GetMCPtShapeErr(Double_t pt) const {
 945   //
 946   // Get error
 947   //
 948
 949   Int_t bin=fMCPtShape->FindBin(pt);
 950
 951   return fMCPtShape->GetBinContent(bin);
 952 }
 953 //--------------------------------------------------------------------------
 954 Double_t AliHFSystErr::GetSeleEffErr(Double_t pt) const {
 955   //
 956   // Get error
 957   //
 958
 959   Double_t err=GetCutsEffErr(pt)*GetCutsEffErr(pt)+GetMCPtShapeErr(pt)*GetMCPtShapeErr(pt);
 960
 961   return TMath::Sqrt(err);
 962 }
 963 //--------------------------------------------------------------------------
 964 Double_t AliHFSystErr::GetPIDEffErr(Double_t pt) const {
 965   //
 966   // Get error
 967   //
 968
 969   Int_t bin=fPIDEff->FindBin(pt);
 970
 971   return fPIDEff->GetBinContent(bin);
 972 }
 973 //--------------------------------------------------------------------------
 974 Double_t AliHFSystErr::GetTrackingEffErr(Double_t pt) const {
 975   //
 976   // Get error
 977   //
 978
 979   Int_t bin=fTrackingEff->FindBin(pt);
 980
 981   return fTrackingEff->GetBinContent(bin);
 982 }
 983 //--------------------------------------------------------------------------
 984 Double_t AliHFSystErr::GetRawYieldErr(Double_t pt) const {
 985   //
 986   // Get error
 987   //
 988
 989   Int_t bin=fRawYield->FindBin(pt);
 990
 991   return fRawYield->GetBinContent(bin);
 992 }
 993 //--------------------------------------------------------------------------
 994 Double_t AliHFSystErr::GetPartAntipartErr(Double_t pt) const {
 995   //
 996   // Get error
 997   //
 998
 999   Int_t bin=fPartAntipart->FindBin(pt);
1000
1001   return fPartAntipart->GetBinContent(bin);
1002 }
1003 //--------------------------------------------------------------------------
1004 Double_t AliHFSystErr::GetTotalSystErr(Double_t pt,Double_t feeddownErr) const {
1005   //
1006   // Get total syst error (except norm. error)
1007   //
1008
1009   Double_t err=0.;
1010
1011   if(fRawYield) err += GetRawYieldErr(pt)*GetRawYieldErr(pt);
1012   if(fTrackingEff) err += GetTrackingEffErr(pt)*GetTrackingEffErr(pt);
1013   if(fBR) err += GetBRErr()*GetBRErr();
1014   if(fCutsEff) err += GetCutsEffErr(pt)*GetCutsEffErr(pt);
1015   if(fPIDEff) err += GetPIDEffErr(pt)*GetPIDEffErr(pt);
1016   if(fMCPtShape) err += GetMCPtShapeErr(pt)*GetMCPtShapeErr(pt);
1017   if(fPartAntipart) err += GetPartAntipartErr(pt)*GetPartAntipartErr(pt);
1018
1019   err += feeddownErr*feeddownErr;
1020
1021   return TMath::Sqrt(err);
1022 }
1023 //---------------------------------------------------------------------------
1024 void AliHFSystErr::DrawErrors(TGraphAsymmErrors *grErrFeeddown) const {
1025   //
1026   // Draw errors
1027   //
1028   gStyle->SetOptStat(0);
1029
1030   TCanvas *cSystErr = new TCanvas("cSystErr","Systematic Errors",300,80,640,500);
1031   cSystErr->Range(0.20,-0.5,18.4,0.34);
1032   cSystErr->SetRightMargin(0.318);
1033   cSystErr->SetFillColor(0);
1034
1035   TH2F *hFrame = new TH2F("hFrame","Systematic errors; p_{t} [GeV/c]; Relative Error",20,0,20,100,-1,+1);
1036   hFrame->SetAxisRange(1.,15.9,"X");
1037   hFrame->SetAxisRange(-0.5,0.5,"Y");
1038   hFrame->Draw();
1039
1040   TLegend *leg = new TLegend(0.69,0.44,0.98,0.86,NULL,"brNDC");
1041   leg->SetTextSize(0.03601695);
1042   leg->SetFillStyle(0);
1043   leg->SetBorderSize(0);
1044
1045   TH1F *hTotErr=new TH1F("hTotErr","",24,0,24);
1046   Int_t nbins = fNorm->GetNbinsX();
1047   TGraphAsymmErrors *gTotErr = new TGraphAsymmErrors(nbins);
1048   for(Int_t i=1;i<=24;i++) {
1049     Double_t pt = hTotErr->GetBinCenter(i);
1050     Double_t ptwidth = hTotErr->GetBinWidth(i);
1051
1052     if(grErrFeeddown) {
1053       Double_t x=0., y=0., errxl=0., errxh=0., erryl=0., erryh=0.;
1054       Double_t toterryl=0., toterryh=0.;
1055       for(Int_t j=0; j<grErrFeeddown->GetN(); j++) {
1056         grErrFeeddown->GetPoint(j,x,y);
1057         errxh = grErrFeeddown->GetErrorXhigh(j);
1058         errxl = grErrFeeddown->GetErrorXlow(j);
1059         if ( ( (x-errxl) <= pt) && ( (x+errxl) >= pt) ) {
1060           erryh = grErrFeeddown->GetErrorYhigh(j);
1061           erryl = grErrFeeddown->GetErrorYlow(j);
1062         }
1063       }
1064       if (erryl>=1e-3) toterryl = GetTotalSystErr(pt,erryl);
1065       else toterryl = GetTotalSystErr(pt);
1066       if (erryh>=1e-3) toterryh = GetTotalSystErr(pt,erryh);
1067       else toterryh = GetTotalSystErr(pt);
1068
1069       hTotErr->SetBinContent(i,toterryh);
1070       gTotErr->SetPoint(i,pt,0.);
1071       gTotErr->SetPointError(i,ptwidth/2.,ptwidth/2.,toterryl,toterryh); // i, exl, exh, eyl, eyh
1072     }
1073     else {
1074       hTotErr->SetBinContent(i,GetTotalSystErr(pt));
1075       gTotErr->SetPoint(i,pt,0.);
1076       gTotErr->SetPointError(i,ptwidth/2.,ptwidth/2.,GetTotalSystErr(pt),GetTotalSystErr(pt)); // i, exl, exh, eyl, eyh
1077     }
1078
1079   }
1080   gTotErr->SetLineColor(kBlack);
1081   gTotErr->SetFillColor(kRed);
1082   gTotErr->SetFillStyle(3002);
1083   gTotErr->Draw("2");
1084   leg->AddEntry(gTotErr,"Total (excl. norm.)","f");
1085 //   hTotErr->SetLineColor(1);
1086 //   hTotErr->SetLineWidth(3);
1087 //   hTotErr->Draw("same");
1088 //   leg->AddEntry(hTotErr,"Total (excl. norm.)","l");
1089
1090
1091   fNorm->SetFillColor(1);
1092   fNorm->SetFillStyle(3002);
1093   //fNorm->Draw("same");
1094   //TH1F *hNormRefl = ReflectHisto(fNorm);
1095   //hNormRefl->Draw("same");
1096   leg->AddEntry(fNorm,"Normalization (10%)","");
1097
1098   if(grErrFeeddown) {
1099     grErrFeeddown->SetFillColor(kTeal-8);
1100     grErrFeeddown->SetFillStyle(3001);
1101     grErrFeeddown->Draw("2");
1102     leg->AddEntry(grErrFeeddown,"Feed-down from B","f");
1103   }
1104   if(fTrackingEff) {
1105     fTrackingEff->SetFillColor(4);
1106     fTrackingEff->SetFillStyle(3006);
1107     fTrackingEff->Draw("same");
1108     TH1F *hTrackingEffRefl = ReflectHisto(fTrackingEff);
1109     hTrackingEffRefl->Draw("same");
1110     leg->AddEntry(fTrackingEff,"Tracking efficiency","f");
1111   }
1112   if(fBR) {
1113     fBR->SetFillColor(6);
1114     fBR->SetFillStyle(3005);
1115     //fBR->SetFillStyle(3020);
1116     fBR->Draw("same");
1117     TH1F *hBRRefl = ReflectHisto(fBR);
1118     hBRRefl->Draw("same");
1119     leg->AddEntry(fBR,"Branching ratio","f");
1120   }
1121   if(fRawYield) {
1122     Int_t ci;   // for color index setting
1123     ci = TColor::GetColor("#00cc00");
1124     fRawYield->SetLineColor(ci);
1125     //    fRawYield->SetLineColor(3);
1126     fRawYield->SetLineWidth(3);
1127     fRawYield->Draw("same");
1128     TH1F *hRawYieldRefl = ReflectHisto(fRawYield);
1129     hRawYieldRefl->Draw("same");
1130     leg->AddEntry(fRawYield,"Yield extraction","l");
1131   }
1132   if(fCutsEff) {
1133     fCutsEff->SetLineColor(4);
1134     fCutsEff->SetLineWidth(3);
1135     fCutsEff->Draw("same");
1136     TH1F *hCutsEffRefl = ReflectHisto(fCutsEff);
1137     hCutsEffRefl->Draw("same");
1138     leg->AddEntry(fCutsEff,"Cuts efficiency","l");
1139   }
1140   if(fPIDEff) {
1141     fPIDEff->SetLineColor(7);
1142     fPIDEff->SetLineWidth(3);
1143     fPIDEff->Draw("same");
1144     TH1F *hPIDEffRefl = ReflectHisto(fPIDEff);
1145     hPIDEffRefl->Draw("same");
1146     leg->AddEntry(fPIDEff,"PID efficiency","l");
1147   }
1148   if(fMCPtShape) {
1149     Int_t ci = TColor::GetColor("#9933ff");
1150     fMCPtShape->SetLineColor(ci);
1151     //    fMCPtShape->SetLineColor(8);
1152     fMCPtShape->SetLineWidth(3);
1153     fMCPtShape->Draw("same");
1154     TH1F *hMCPtShapeRefl = ReflectHisto(fMCPtShape);
1155     hMCPtShapeRefl->Draw("same");
1156     leg->AddEntry(fMCPtShape,"MC p_{t} shape","l");
1157   }
1158   if(fPartAntipart) {
1159     Int_t ci = TColor::GetColor("#ff6600");
1160     fPartAntipart->SetLineColor(ci);
1161     //    fPartAntipart->SetLineColor(9);
1162     fPartAntipart->SetLineWidth(3);
1163     fPartAntipart->Draw("same");
1164     TH1F *hPartAntipartRefl = ReflectHisto(fPartAntipart);
1165     hPartAntipartRefl->Draw("same");
1166     leg->AddEntry(fPartAntipart,"D = #bar{D}","l");
1167   }
1168
1169
1170   leg->Draw();
1171
1172   cSystErr->SaveAs("RelativeSystematics.eps");
1173
1174   return;
1175 }
1176 //-------------------------------------------------------------------------
1177 TH1F* AliHFSystErr::ReflectHisto(TH1F *hin) const {
1178   //
1179   // Clones and reflects histogram
1180   //
1181   TH1F *hout=(TH1F*)hin->Clone("hout");
1182   hout->Scale(-1.);
1183
1184   return hout;
1185 }