PWG4/GammaConv/macros/PlottingGammaConversionAdditional.h

   1 /***********************************************************************************************
   2 *** provided by Gamma Conversion Group, PWG4,                                                                   ******
   3 ***         Friederike Bock, fbock@physi.uni-heidelberg.de ***                                                  ******
   4 ************************************************************************************************/
   5
   6 /************************************************************************************************
   7 /************************************************************************************************
   8         This header contains the functions to plot additional things, like logos and Lines
   9         in your histograms
  10 /************************************************************************************************
  11 /************************************************************************************************
  12
  13   The functions are
  14         - DrawAliceLogo
  15         - DrawAliceLogo1D
  16         - DrawAliceLogoPerformance
  17         - DrawAliceLogoPerformance2D
  18         - DrawAliceText
  19
  20         - DrawStructure
  21         - DrawArmenteros
  22         - DrawdEdxLabels
  23
  24         - DrawGammaLines
  25 // */
  26
  27 #include <Riostream.h>
  28
  29 /*********************************************************************************************************
  30         DrawAliceLogoPi0Performace
  31                 * will draw you the ALICE Logo as well the text "ALICE Performance", "pp @ 7 TeV" and the date
  32                   which you can hand over
  33                   Float_t start_text_x, Float_t start_text_y, Float_t start_pi0_text_x, Float_t difference_text,
  34                   Float_t start_logo_x, Float_t start_logo_y, Float_t width_logo,
  35                   Float_t text_size,
  36                   Bool_t LowEnergy, Bool_t MCfile
  37                 * float_t start_x, float_t start_y - give starting Point of Logo
  38                 * float_t width_logo - gives the width of the logo
  39                 * float_t text_height - gives you the heigth of the text
  40                 * char * date - date handed over
  41 **********************************************************************************************************
  42 **********************************************************************************************************/
  43
  44 void DrawAliceLogoPi0Performance(Float_t start_text_x, Float_t start_text_y, Float_t start_pi0_text_x, Float_t difference_text,
  45                                                    Float_t start_logo_x, Float_t start_logo_y, Float_t width_logo,
  46                                                    Float_t text_size,
  47                                                    Bool_t LowEnergy, Bool_t MCfile , Bool_t RawData){
  48
  49                 string alicetext = "ALICE Performance";
  50                 if(RawData) alicetext = "RAW DATA";
  51
  52                 TLatex *alice = new TLatex(start_text_x,(start_text_y+(2*difference_text)),Form("%s",alicetext.c_str())); // Bo: this was modified
  53                 TLatex *energy = new TLatex(start_text_x,(start_text_y+difference_text),"pp @ 7TeV"); // Bo: this was modified
  54                 TLatex *process = new TLatex(start_pi0_text_x, (start_text_y + (4* difference_text)), "#pi^{0} #rightarrow #gamma #gamma #rightarrow e^{+}e^{-}  e^{+}e^{-}");
  55                 TLatex *events = new TLatex(start_text_x,start_text_y,"1.233 x 10^{8} MinBias events"); // Bo: this was modified
  56                 TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_logo_x,start_logo_y,(start_logo_x + width_logo),(start_logo_y + (width_logo*0.975)));
  57
  58
  59                 if(LowEnergy){
  60                         TLatex *alice = new TLatex(start_text_x,0.8,Form("%s",alicetext.c_str())); // Bo: this was modified
  61                         TLatex *energy = new TLatex(start_text_x,0.75,"pp @ 7TeV"); // Bo: this was modified
  62                         TLatex *process = new TLatex(0.35, 0.9, "#pi^{0} #rightarrow #gamma #gamma #rightarrow e^{+}e^{-}  e^{+}e^{-}");
  63                         TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_logo_x,start_logo_y,(start_logo_x + width_logo),(start_logo_y + (width_logo*0.975)));
  64                 }
  65
  66                 if(MCfile != "") {
  67                         TLatex *alice = new TLatex(start_text_x,0.8,Form("%s",alicetext.c_str())); // Bo: this was modified
  68                         TLatex *energy = new TLatex(start_text_x,0.75,"pp @ 7TeV"); // Bo: this was modified
  69                         TLatex *process = new TLatex(0.35, 0.9, "#pi^{0} #rightarrow #gamma #gamma #rightarrow e^{+}e^{-}  e^{+}e^{-}");
  70                         TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_logo_x,start_logo_y,(start_logo_x + width_logo),(start_logo_y + (width_logo*0.975)));
  71                 }
  72
  73
  74                 alice->SetNDC();
  75                 alice->SetTextColor(2);
  76                 alice->SetTextSize(text_size);
  77                 alice->Draw();
  78
  79                 energy->SetNDC();
  80                 energy->SetTextColor(2);
  81                 energy->SetTextSize(text_size);
  82                 energy->Draw();
  83
  84                 process->SetNDC(kTRUE); // <- use NDC coordinate
  85                 process->SetTextSize(text_size);
  86                 process->Draw();
  87
  88                 events->SetNDC();
  89                 events->SetTextColor(2);
  90                 events->SetTextSize(text_size);
  91                 events->Draw();
  92
  93                 //myPadLogo->SetFillStyle(2000); // color to first figure out where is the pad then comment !
  94                 myPadLogo->SetBorderMode(0);
  95                 myPadLogo->SetBorderSize(2);
  96                 myPadLogo->SetFrameBorderMode(0);
  97                 myPadLogo->SetLeftMargin(0.0);
  98                 myPadLogo->SetTopMargin(0.0);
  99                 myPadLogo->SetBottomMargin(0.0);
 100                 myPadLogo->SetRightMargin(0.0);
 101                 TASImage *myAliceLogo = new TASImage("/home/fredi/Dokumente/CERN/ALICE/Photon/ALICE_logo.eps");
 102                 myPadLogo->Draw();  // to take out for not using a logo.
 103                 myPadLogo->cd();
 104                 myAliceLogo->Draw();
 105 }
 106
 107
 108 /*************************************************************************************************
 109  DrawAliceLogo draws you the Alice logo + "work in progress" and " ALICE Performance"
 110    be careful you have to set the path of the alice-logo for    your system
 111         * float_t start_x, float_t start_y - give starting Point of Logo
 112         * float_t width_logo - gives the width of the logo
 113         * float_t text_height - gives you the heigth of the text
 114 **************************************************************************************************
 115 **************************************************************************************************/
 116
 117 void DrawAliceLogo(Float_t start_x, Float_t start_y, Float_t width_logo, Float_t text_height){
 118
 119                 Float_t aliceStartY = start_y - text_height * 1.1;
 120                 TLatex *alice = new TLatex(start_x-0.0225,aliceStartY,"ALICE Performance"); // Bo: this was modified
 121                     alice->SetNDC();
 122                     alice->SetTextColor(2);
 123                     alice->SetTextFont(42);
 124                     alice->SetTextSize(text_height);
 125                     alice->SetLineWidth(2);
 126                   alice->Draw("same");
 127
 128                 Float_t wipStartY = start_y - text_height *(1 + 1.1);
 129                     TLatex *wip = new TLatex((start_x-0.011),wipStartY,"work in progress"); // Bo: this was modified
 130                     wip->SetNDC();
 131                     wip->SetTextColor(2);
 132                     wip->SetTextFont(51);
 133                     wip->SetTextSize(text_height);
 134                     wip->SetLineWidth(2);
 135                   wip->Draw("same");
 136                 Float_t endX = start_x + width_logo;
 137                 Float_t endY = start_y + width_logo;
 138
 139                     TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_x,start_y,endX,endY);
 140                     //  myPadLogo->SetFillColor(2); // color to first figure out where is the pad then comment !
 141                     myPadLogo->SetBorderMode(0);
 142                     myPadLogo->SetBorderSize(2);
 143                     myPadLogo->SetFrameBorderMode(0);
 144                     myPadLogo->SetLeftMargin(0.0);
 145                     myPadLogo->SetTopMargin(0.0);
 146                     myPadLogo->SetBottomMargin(0.0);
 147                     myPadLogo->SetRightMargin(0.0);
 148                     TASImage *myAliceLogo = new TASImage("/home/fredi/Dokumente/CERN/ALICE/Photon/ALICE_logo.eps");
 149                   myPadLogo->Draw();  // to take out for not using a logo.
 150                     myPadLogo->cd();
 151                     myAliceLogo->Draw("same");
 152
 153 }
 154
 155 /*************************************************************************************************
 156  DrawAliceLogo1D draws you the Alice logo + "work in progress" and " ALICE Performance"
 157    be careful you have to set the path of the alice-logo for    your system
 158         * float_t start_x, float_t start_y - give starting Point of Logo
 159         * float_t width_logo - gives the width of the logo
 160         * float_t text_height - gives you the heigth of the text
 161 **************************************************************************************************
 162 **************************************************************************************************/
 163
 164 void DrawAliceLogo1D(Float_t start_x, Float_t start_y, Float_t width_logo, Float_t text_height){
 165
 166                 Float_t aliceStartY = start_y - text_height * 1.1;
 167                 TLatex *alice = new TLatex(start_x+0.008,aliceStartY,"ALICE Performance"); // Bo: this was modified
 168                     alice->SetNDC();
 169                     alice->SetTextColor(2);
 170                     alice->SetTextFont(42);
 171                     alice->SetTextSize(text_height);
 172                     alice->SetLineWidth(2);
 173                   alice->Draw("same");
 174
 175                 Float_t wipStartY = start_y - text_height *(1 + 1.1);
 176                     TLatex *wip = new TLatex((start_x+0.022),wipStartY,"work in progress"); // Bo: this was modified
 177                     wip->SetNDC();
 178                     wip->SetTextColor(2);
 179                     wip->SetTextFont(51);
 180                     wip->SetTextSize(text_height);
 181                     wip->SetLineWidth(2);
 182                   wip->Draw("same");
 183                 Float_t endX = start_x + width_logo;
 184                 Float_t endY = start_y + width_logo;
 185
 186                     TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_x,start_y,endX,endY);
 187                     //  myPadLogo->SetFillColor(2); // color to first figure out where is the pad then comment !
 188                     myPadLogo->SetBorderMode(0);
 189                     myPadLogo->SetBorderSize(2);
 190                     myPadLogo->SetFrameBorderMode(0);
 191                     myPadLogo->SetLeftMargin(0.0);
 192                     myPadLogo->SetTopMargin(0.0);
 193                     myPadLogo->SetBottomMargin(0.0);
 194                     myPadLogo->SetRightMargin(0.0);
 195                     TASImage *myAliceLogo = new TASImage("/home/fredi/Dokumente/CERN/ALICE/Photon/ALICE_logo.eps");
 196                   myPadLogo->Draw();  // to take out for not using a logo.
 197                     myPadLogo->cd();
 198                     myAliceLogo->Draw("same");
 199 }
 200
 201
 202 /*********************************************************************************************************
 203         DrawAliceLogoPerformace
 204                 * will draw you the ALICE Logo as well the text "ALICE Performance", "pp @ 7 TeV" and the date
 205                   which you can hand over
 206                 * float_t start_x, float_t start_y - give starting Point of Logo
 207                 * float_t width_logo - gives the width of the logo
 208                 * float_t text_height - gives you the heigth of the text
 209                 * char * date - date handed over
 210 **********************************************************************************************************
 211 **********************************************************************************************************/
 212
 213 void DrawAliceLogoPerformance(Float_t start_x, Float_t start_y, Float_t width_logo, Float_t text_height, Float_t decrease, char *date){
 214
 215                 Float_t aliceStartY = start_y - text_height * 1.1;
 216                 TLatex *alice = new TLatex((start_x-decrease),aliceStartY,"ALICE Performance"); // Bo: this was modified
 217                     alice->SetNDC();
 218                     alice->SetTextColor(2);
 219                     alice->SetTextFont(62);
 220                     alice->SetTextSize(text_height);
 221                     alice->SetLineWidth(2);
 222                   alice->Draw("same");
 223                 TLatex *pp7 = new TLatex((start_x+decrease*0.3),(aliceStartY-text_height*1.1),"pp @ 7 TeV"); // Bo: this was modified
 224                     pp7->SetNDC();
 225                     pp7->SetTextColor(2);
 226                     pp7->SetTextFont(62);
 227                     pp7->SetTextSize(text_height);
 228                     pp7->SetLineWidth(2);
 229                   pp7->Draw("same");
 230                 TLatex *today = new TLatex((start_x-decrease*0),(aliceStartY-2*text_height*1.1),date); // Bo: this was modified
 231                     today->SetNDC();
 232                     today->SetTextColor(2);
 233                     today->SetTextFont(62);
 234                     today->SetTextSize(text_height);
 235                     today->SetLineWidth(2);
 236                   today->Draw("same");
 237
 238
 239                 Float_t endX = start_x + width_logo;
 240                 Float_t endY = start_y + width_logo;
 241
 242                     TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_x,start_y,endX,endY);
 243                     //  myPadLogo->SetFillColor(2); // color to first figure out where is the pad then comment !
 244                     myPadLogo->SetBorderMode(0);
 245                     myPadLogo->SetBorderSize(2);
 246                     myPadLogo->SetFrameBorderMode(0);
 247                     myPadLogo->SetLeftMargin(0.0);
 248                     myPadLogo->SetTopMargin(0.0);
 249                     myPadLogo->SetBottomMargin(0.0);
 250                     myPadLogo->SetRightMargin(0.0);
 251                     TASImage *myAliceLogo = new TASImage("/home/fredi/Dokumente/CERN/ALICE/Photon/ALICE_logo.eps");
 252                   myPadLogo->Draw();  // to take out for not using a logo.
 253                     myPadLogo->cd();
 254                     myAliceLogo->Draw("same");
 255
 256 }
 257 /*********************************************************************************************************
 258         DrawAliceLogoPerformace2D
 259                 * will draw you the ALICE Logo as well the text "ALICE Performance", "pp @ 7 TeV" and the date
 260                   which you can hand over
 261                 * float_t start_x, float_t start_y - give starting Point of Logo
 262                 * float_t width_logo - gives the width of the logo
 263                 * float_t text_height - gives you the heigth of the text
 264                 * float_t decrease - gives percentage in the canvas to which the text should be decreased in y
 265                                                 compared to the logo
 266                 * char * date - date handed over
 267 **********************************************************************************************************
 268 **********************************************************************************************************/
 269
 270 void DrawAliceLogoPerformance2D(Float_t start_x, Float_t start_y, Float_t width_logo, Float_t text_height, Float_t decrease, char *date){
 271
 272                 Float_t aliceStartY = start_y + 3* text_height * 1.1;
 273                 TLatex *alice = new TLatex((start_x-decrease),aliceStartY,"ALICE Performance"); // Bo: this was modified
 274                     alice->SetNDC();
 275                     alice->SetTextColor(2);
 276                     alice->SetTextFont(62);
 277                     alice->SetTextSize(text_height);
 278                     alice->SetLineWidth(2);
 279                   alice->Draw("same");
 280                 TLatex *pp7 = new TLatex((start_x+decrease*0.3),(aliceStartY-text_height*1.1),"pp @ 7 TeV"); // Bo: this was modified
 281                     pp7->SetNDC();
 282                     pp7->SetTextColor(2);
 283                     pp7->SetTextFont(62);
 284                     pp7->SetTextSize(text_height);
 285                     pp7->SetLineWidth(2);
 286                   pp7->Draw("same");
 287                 TLatex *today = new TLatex((start_x-decrease*0),(aliceStartY-2*text_height*1.1),date); // Bo: this was modified
 288                     today->SetNDC();
 289                     today->SetTextColor(2);
 290                     today->SetTextFont(62);
 291                     today->SetTextSize(text_height);
 292                     today->SetLineWidth(2);
 293                   today->Draw("same");
 294
 295
 296                 Float_t endX = start_x + width_logo;
 297                 Float_t endY = start_y + width_logo;
 298
 299                     TPad *myPadLogo = new TPad("myPadLogo", "Pad for ALICE Logo",start_x , (start_y - width_logo), endX,start_y);
 300                     //  myPadLogo->SetFillColor(2); // color to first figure out where is the pad then comment !
 301                     myPadLogo->SetBorderMode(0);
 302                     myPadLogo->SetBorderSize(2);
 303                     myPadLogo->SetFrameBorderMode(0);
 304                     myPadLogo->SetLeftMargin(0.0);
 305                     myPadLogo->SetTopMargin(0.0);
 306                     myPadLogo->SetBottomMargin(0.0);
 307                     myPadLogo->SetRightMargin(0.0);
 308                     TASImage *myAliceLogo = new TASImage("/home/fredi/Dokumente/CERN/ALICE/Photon/ALICE_logo.eps");
 309                   myPadLogo->Draw();  // to take out for not using a logo.
 310                     myPadLogo->cd();
 311                     myAliceLogo->Draw("same");
 312
 313 }
 314
 315
 316 //***********************************************************************************************************
 317 /* DrawAliceText draws you the "work in progress" and " ALICE Performance"
 318         * float_t start_x, float_t start_y - give starting Point of Logo
 319         * float_t text_height - gives you the heigth of the text
 320 //***********************************************************************************************************/
 321 //***********************************************************************************************************/
 322
 323 void DrawAliceText(Float_t start_x, Float_t start_y, Float_t text_height){
 324                 Float_t aliceStartY = start_y - text_height * 1.1;
 325                 TLatex *alice = new TLatex(start_x,aliceStartY,"ALICE Performance"); // Bo: this was modified
 326                     alice->SetNDC();
 327                     alice->SetTextColor(2);
 328                     alice->SetTextFont(42);
 329                     alice->SetTextSize(text_height);
 330                     alice->SetLineWidth(2);
 331                   alice->Draw();
 332
 333                 Float_t wipStartY = start_y - text_height *(1 + 1.1);
 334                     TLatex *wip = new TLatex(start_x,wipStartY,"work in progress"); // Bo: this was modified
 335                     wip->SetNDC();
 336                     wip->SetTextColor(2);
 337                     wip->SetTextFont(51);
 338                     wip->SetTextSize(text_height);
 339                     wip->SetLineWidth(2);
 340                   wip->Draw();
 341 }
 342
 343 /*****************************************************************************************************
 344         DrawStructure() draws the structure of the Inner Alice Detectors labeled for a xy - Plot
 345
 346 ******************************************************************************************************
 347 ******************************************************************************************************/
 348
 349 void DrawStructure(){
 350   TLatex *ssdText = new TLatex(0.16,0.78,"SSD");
 351   ssdText->SetNDC();
 352   ssdText->SetTextFont(72);
 353   ssdText->SetTextSize(0.03);
 354   ssdText->SetLineWidth(4);
 355   ssdText->Draw();
 356
 357   TLatex *sddText = new TLatex(0.14,0.7,"SDD");
 358   sddText->SetNDC();
 359   sddText->SetTextFont(72);
 360   sddText->SetTextSize(0.03);
 361   sddText->SetLineWidth(4);
 362   sddText->Draw();
 363
 364   TLatex *spdText = new TLatex(0.14,0.25,"SPD");
 365   spdText->SetNDC();
 366   spdText->SetTextFont(72);
 367   spdText->SetTextSize(0.03);
 368   spdText->SetLineWidth(4);
 369   spdText->Draw();
 370
 371   TLatex *tpcRText = new TLatex(0.52,0.115,"TPC Rods");
 372   tpcRText->SetNDC();
 373   tpcRText->SetTextFont(72);
 374   tpcRText->SetTextSize(0.03);
 375   tpcRText->SetLineWidth(4);
 376   tpcRText->Draw();
 377
 378   TLatex *tpcIText = new TLatex(0.14,0.20,"TPC inner");
 379   tpcIText->SetNDC();
 380   tpcIText->SetTextFont(72);
 381   tpcIText->SetTextSize(0.03);
 382   tpcIText->SetLineWidth(4);
 383   tpcIText->Draw();
 384
 385   TLatex *tpcIFText = new TLatex(0.14,0.17,"field cage");
 386   tpcIFText->SetNDC();
 387   tpcIFText->SetTextFont(72);
 388   tpcIFText->SetTextSize(0.03);
 389   tpcIFText->SetLineWidth(4);
 390   tpcIFText->Draw();
 391
 392   TLatex *tpcIFVText = new TLatex(0.16,0.14,"vessel");
 393   tpcIFVText->SetNDC();
 394   tpcIFVText->SetTextFont(72);
 395   tpcIFVText->SetTextSize(0.03);
 396   tpcIFVText->SetLineWidth(4);
 397   tpcIFVText->Draw();
 398
 399   TLatex *tpc1IText = new TLatex(0.705,0.20,"TPC inner");
 400   tpc1IText->SetNDC();
 401   tpc1IText->SetTextFont(72);
 402   tpc1IText->SetTextSize(0.03);
 403   tpc1IText->SetLineWidth(4);
 404   tpc1IText->Draw();
 405
 406   TLatex *tpcICText = new TLatex(0.69,0.17,"containment");
 407   tpcICText->SetNDC();
 408   tpcICText->SetTextFont(72);
 409   tpcICText->SetTextSize(0.03);
 410   tpcICText->SetLineWidth(4);
 411   tpcICText->Draw();
 412
 413   TLatex *tpcICVText = new TLatex(0.72,0.14,"vessel");
 414   tpcICVText->SetNDC();
 415   tpcICVText->SetTextFont(72);
 416   tpcICVText->SetTextSize(0.03);
 417   tpcICVText->SetLineWidth(10);
 418   tpcICVText->Draw();
 419
 420   TLatex *tpcGasText = new TLatex(0.78,0.28,"TPC");
 421   tpcGasText->SetNDC();
 422   tpcGasText->SetTextFont(72);
 423   tpcGasText->SetTextSize(0.03);
 424   tpcGasText->SetLineWidth(10);
 425   tpcGasText->Draw();
 426
 427   TLatex *tpcGas2Text = new TLatex(0.76,0.25,"drift gas");
 428   tpcGas2Text->SetNDC();
 429   tpcGas2Text->SetTextFont(72);
 430   tpcGas2Text->SetTextSize(0.03);
 431   tpcGas2Text->SetLineWidth(10);
 432   tpcGas2Text->Draw();
 433
 434
 435    TArrow * arrow = new TArrow(-150.8049,145.,-11.99843,38.629599,0.02,">"); //SSD arrow
 436    arrow->SetFillColor(1);
 437    arrow->SetFillStyle(1001);
 438    arrow->SetLineWidth(2.);
 439    arrow->Draw();
 440
 441    TArrow * arrow1 = new TArrow(-160.,105.,-11.99843,25.,0.02,">"); //SDD arrow
 442    arrow1->SetFillColor(1);
 443    arrow1->SetFillStyle(1001);
 444    arrow1->SetLineWidth(2.);
 445    arrow1->Draw();
 446
 447
 448    TArrow * arrow2 = new TArrow(-150,-108.,-7.,2.,0.02,">");  //SPD arrow
 449    arrow2->SetFillColor(1);
 450    arrow2->SetFillStyle(1001);
 451    arrow2->SetLineWidth(2.);
 452   arrow2->Draw();
 453
 454    TArrow * arrow3 = new TArrow(-105.,-160.,-30.,-75.,0.02,">"); //TPC field cage vessel arrow
 455    arrow3->SetFillColor(1);
 456    arrow3->SetFillStyle(1001);
 457    arrow3->SetLineWidth(2.);
 458   arrow3->Draw();
 459
 460
 461   TArrow * arrow4 = new TArrow(50.,-178.,15.,-88.,0.02,">"); //TPC rods arrow
 462    arrow4->SetFillColor(1);
 463    arrow4->SetFillStyle(1001);
 464  arrow4->SetLineWidth(2.);
 465   arrow4->Draw();
 466
 467   TArrow * arrow5 = new TArrow(130.,-130.,50.,-38.,0.02,">");// TPC inner constainment vessel arrow
 468    arrow5->SetFillColor(1);
 469    arrow5->SetFillStyle(1001);
 470  arrow5->SetLineWidth(2.);
 471   arrow5->Draw();
 472
 473
 474   TArrow * arrow6 = new TArrow(160.,-90.,130.,-70.,0.02,">");// TPC gas
 475    arrow6->SetFillColor(1);
 476    arrow6->SetFillStyle(1001);
 477  arrow6->SetLineWidth(2.);
 478   arrow6->Draw();
 479
 480 }
 481 /*************************************************************************************************************
 482         DrawArmenteros() draws the labels for the particles in the Armenteros plot
 483 **************************************************************************************************************/
 484
 485 void DrawArmenteros(){
 486   TLatex *k0s = new TLatex(0.45,0.87,"K^{0}_{s}");
 487   k0s->SetNDC();
 488   k0s->SetTextFont(62);
 489   k0s->SetTextSize(0.05);
 490   k0s->SetLineWidth(4);
 491   k0s->Draw();
 492
 493   TLatex *lambda = new TLatex(0.71,0.47,"#Lambda");
 494   lambda->SetNDC();
 495   lambda->SetTextFont(62);
 496   lambda->SetTextSize(0.05);
 497   lambda->SetLineWidth(4);
 498   lambda->Draw();
 499
 500   TLatex *lambdabar = new TLatex(0.22,0.48,"#bar{#Lambda}");
 501   lambdabar->SetNDC();
 502   lambdabar->SetTextFont(62);
 503   lambdabar->SetTextSize(0.05);
 504   lambdabar->SetLineWidth(4);
 505   lambdabar->Draw();
 506
 507   TLatex *gamma = new TLatex(0.49,0.18,"#gamma");
 508   gamma->SetNDC();
 509   gamma->SetTextFont(62);
 510   gamma->SetTextSize(0.05);
 511   gamma->SetLineWidth(4);
 512   gamma->Draw();
 513
 514 }
 515
 516
 517 /************************************************************************************************
 518         DrawdEdxLabels()
 519                 * Float_t linewidth - will give the final linewidth in the plot
 520
 521 *************************************************************************************************
 522 *************************************************************************************************/
 523 void DrawdEdxLabel(){
 524                 TLatex *pion = new TLatex(0.23,0.7,"#pi"); //text at pion line
 525                      pion->SetNDC();
 526                      pion->SetTextColor(2);
 527                      pion->SetTextFont(62);
 528                      pion->SetTextSize(0.03);
 529                      pion->SetLineWidth(2);
 530
 531                 TLatex *kaon = new TLatex(0.375,0.7,"K"); //text at kaon line
 532                      kaon->SetNDC();
 533                      kaon->SetTextColor(4);
 534                      kaon->SetTextFont(62);
 535                      kaon->SetTextSize(0.03);
 536                      kaon->SetLineWidth(2);
 537
 538                 TLatex *proton = new TLatex(0.455,0.7,"p"); //text at proton line
 539                      proton->SetNDC();
 540                      proton->SetTextColor(kGreen+3);
 541                      proton->SetTextFont(62);
 542                      proton->SetTextSize(0.03);
 543                      proton->SetLineWidth(2);
 544
 545                 TLatex *electron = new TLatex(0.72,0.50,"e"); //text at electron line
 546                      electron->SetNDC();
 547                      electron->SetTextColor(1);
 548                      electron->SetTextFont(62);
 549                      electron->SetTextSize(0.03);
 550                      electron->SetLineWidth(2);
 551
 552                 electron->Draw("same");
 553                 kaon->Draw("same");
 554                 proton->Draw("same");
 555                 pion->Draw("same");
 556 }
 557
 558 /* // DrawGammaLines will draw the lines in the histogram for you
 559                 * start_x - starting point of drawing in x
 560                 * endX - end point of drawing in x
 561                 * start_y -starting point of drawing in y
 562                 * endY - end point of drawing in y
 563                 * linew - line width
 564 */
 565 void DrawGammaLines(Float_t start_x, Float_t endX,
 566                                  Float_t start_y, Float_t endY,
 567                                 Float_t linew){
 568                         TLine * l1 = new TLine (start_x,start_y,endX,endY);
 569                         l1->SetLineColor(4);
 570                         l1->SetLineWidth(linew);
 571                         l1->Draw("same");
 572 }
 573