RICH/AliRICHv3.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, 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
  17 #include <Riostream.h>
  18
  19 #include <TBRIK.h>
  20 #include <TGeometry.h>
  21 #include <TLorentzVector.h>
  22 #include <TNode.h>
  23 #include <TParticle.h>
  24 #include <TVector3.h>
  25 #include <TVirtualMC.h>
  26 #include <TPDGCode.h> //for kNuetron
  27 #include <TCanvas.h>
  28 #include <TF1.h>
  29 #include <TH1.h>
  30 #include <TH2.h>
  31 #include <TStyle.h>
  32
  33 #include "AliConst.h"
  34 #include "AliMagF.h"
  35 #include "AliPDG.h"
  36 #include "AliRICHGeometry.h"
  37 #include "AliRICHResponseV0.h"
  38 #include "AliRICHSegmentationV1.h"
  39 #include "AliRICHv3.h"
  40 #include "AliRun.h"
  41 #include "AliRICHRecHit3D.h"
  42 #include "AliRICHRawCluster.h"
  43 #include "AliRICHDigit.h"
  44 #include "AliRICHRecHit1D.h"
  45
  46
  47 ClassImp(AliRICHv3)
  48
  49 //______________________________________________________________
  50 //    Implementation of the RICH version 3 with azimuthal rotation
  51
  52
  53 AliRICHv3::AliRICHv3(const char *sName, const char *sTitle)
  54           :AliRICH(sName,sTitle)
  55 {
  56 // The named ctor currently creates a single copy of
  57 // AliRICHGeometry AliRICHSegmentationV1 AliRICHResponseV0
  58 // and initialises the corresponding models of all 7 chambers with these stuctures.
  59 // Note: all chambers share the single copy of models. MUST be changed later (???).
  60   if(GetDebug())Info("named ctor","Start.");
  61
  62    fCkovNumber=fFreonProd=0;
  63
  64    AliRICHGeometry       *pRICHGeometry    =new AliRICHGeometry;           // ??? to be moved to AlRICHChamber::named ctor
  65    AliRICHSegmentationV1 *pRICHSegmentation=new AliRICHSegmentationV1;     // ??? to be moved to AlRICHChamber::named ctor
  66    AliRICHResponseV0     *pRICHResponse    =new AliRICHResponseV0;         // ??? to be moved to AlRICHChamber::named ctor
  67
  68    for (Int_t i=1; i<=kNCH; i++){
  69       SetGeometryModel(i,pRICHGeometry);
  70       SetSegmentationModel(i,pRICHSegmentation);
  71       SetResponseModel(i,pRICHResponse);
  72       C(i)->Init(i); // ??? to be removed
  73    }
  74   if(GetDebug())Info("named ctor","Stop.");
  75 }//AliRICHv3::ctor(const char *pcName, const char *pcTitle)
  76
  77 AliRICHv3::~AliRICHv3()
  78 {
  79 // Dtor deletes RICH models. In future (???) AliRICHChamber will be responsible for that.
  80    if(GetDebug()) cout<<ClassName()<<"::dtor()>\n";
  81
  82    if(fChambers) {
  83      AliRICHChamber *ch =C(1);
  84      if(ch) {
  85        delete ch->GetGeometryModel();
  86        delete ch->GetResponseModel();
  87        delete ch->GetSegmentationModel();
  88      }
  89    }
  90 }//AliRICHv3::dtor()
  91
  92
  93 void AliRICHv3::CreateGeometry()
  94 {
  95 // Provides geometry structure for simulation (currently GEANT volumes tree)
  96    if(GetDebug()) cout<<ClassName()<<"::CreateGeometry()>\n";
  97
  98   AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH");
  99   AliRICHSegmentationV0*  segmentation;
 100   AliRICHGeometry*  geometry;
 101   AliRICHChamber*       iChamber;
 102
 103   iChamber = &(pRICH->Chamber(0));
 104   segmentation=(AliRICHSegmentationV0*) iChamber->GetSegmentationModel();
 105   geometry=iChamber->GetGeometryModel();
 106
 107   Float_t distance;
 108   distance = geometry->GetFreonThickness()/2 + geometry->GetQuartzThickness() + geometry->GetGapThickness();
 109   geometry->SetRadiatorToPads(distance);
 110
 111   //Opaque quartz thickness
 112   Float_t oqua_thickness = .5;
 113   //CsI dimensions
 114
 115
 116   Float_t csi_width = segmentation->Npx()*segmentation->Dpx() + segmentation->DeadZone();
 117   Float_t csi_length = segmentation->Npy()*segmentation->Dpy() + 2*segmentation->DeadZone();
 118
 119
 120   Int_t *idtmed = fIdtmed->GetArray()-999;
 121
 122     Int_t i;
 123     Float_t zs;
 124     Int_t idrotm[1099];
 125     Float_t par[3];
 126
 127     // --- Define the RICH detector
 128     //     External aluminium box
 129     par[0] = 68.8;
 130     par[1] = 13;                 //Original Settings
 131     par[2] = 70.86;
 132     gMC->Gsvolu("RICH", "BOX ", idtmed[1009], par, 3);
 133
 134     //     Air
 135     par[0] = 66.3;
 136     par[1] = 13;                 //Original Settings
 137     par[2] = 68.35;
 138     gMC->Gsvolu("SRIC", "BOX ", idtmed[1000], par, 3);
 139
 140     //    Air 2 (cutting the lower part of the box)
 141
 142     par[0] = 1.25;
 143     par[1] = 3;                 //Original Settings
 144     par[2] = 70.86;
 145     gMC->Gsvolu("AIR2", "BOX ", idtmed[1000], par, 3);
 146
 147     //    Air 3 (cutting the lower part of the box)
 148
 149     par[0] = 66.3;
 150     par[1] = 3;                 //Original Settings
 151     par[2] = 1.2505;
 152     gMC->Gsvolu("AIR3", "BOX ", idtmed[1000], par, 3);
 153
 154     //     Honeycomb
 155     par[0] = 66.3;
 156     par[1] = .188;                 //Original Settings
 157     par[2] = 68.35;
 158     gMC->Gsvolu("HONE", "BOX ", idtmed[1001], par, 3);
 159
 160     //     Aluminium sheet
 161     par[0] = 66.3;
 162     par[1] = .025;                 //Original Settings
 163     par[2] = 68.35;
 164     /*par[0] = 66.5;
 165     par[1] = .025;
 166     par[2] = 63.1;*/
 167     gMC->Gsvolu("ALUM", "BOX ", idtmed[1009], par, 3);
 168
 169     //     Quartz
 170     par[0] = geometry->GetQuartzWidth()/2;
 171     par[1] = geometry->GetQuartzThickness()/2;
 172     par[2] = geometry->GetQuartzLength()/2;
 173     gMC->Gsvolu("QUAR", "BOX ", idtmed[1002], par, 3);
 174
 175     //     Spacers (cylinders)
 176     par[0] = 0.;
 177     par[1] = .5;
 178     par[2] = geometry->GetFreonThickness()/2;
 179     gMC->Gsvolu("SPAC", "TUBE", idtmed[1002], par, 3);
 180
 181     //     Feet (freon slabs supports)
 182
 183     par[0] = .7;
 184     par[1] = .3;
 185     par[2] = 1.9;
 186     gMC->Gsvolu("FOOT", "BOX", idtmed[1009], par, 3);
 187
 188     //     Opaque quartz
 189     par[0] = geometry->GetQuartzWidth()/2;
 190     par[1] = .2;
 191     par[2] = geometry->GetQuartzLength()/2;
 192     gMC->Gsvolu("OQUA", "BOX ", idtmed[1007], par, 3);
 193
 194     //     Frame of opaque quartz
 195     par[0] = geometry->GetOuterFreonWidth()/2;
 196     par[1] = geometry->GetFreonThickness()/2;
 197     par[2] = geometry->GetOuterFreonLength()/2;
 198     gMC->Gsvolu("OQF1", "BOX ", idtmed[1007], par, 3);
 199
 200     par[0] = geometry->GetInnerFreonWidth()/2;
 201     par[1] = geometry->GetFreonThickness()/2;
 202     par[2] = geometry->GetInnerFreonLength()/2;
 203     gMC->Gsvolu("OQF2", "BOX ", idtmed[1007], par, 3);
 204
 205
 206     //     Freon
 207     par[0] = geometry->GetOuterFreonWidth()/2 - oqua_thickness;
 208     par[1] = geometry->GetFreonThickness()/2;
 209     par[2] = geometry->GetOuterFreonLength()/2 - 2*oqua_thickness;
 210     gMC->Gsvolu("FRE1", "BOX ", idtmed[1003], par, 3);
 211
 212     par[0] = geometry->GetInnerFreonWidth()/2 - oqua_thickness;
 213     par[1] = geometry->GetFreonThickness()/2;
 214     par[2] = geometry->GetInnerFreonLength()/2 - 2*oqua_thickness;
 215     gMC->Gsvolu("FRE2", "BOX ", idtmed[1003], par, 3);
 216
 217     //     Methane
 218     par[0] = csi_width/2;
 219     par[1] = geometry->GetGapThickness()/2;
 220     par[2] = csi_length/2;
 221     gMC->Gsvolu("META", "BOX ", idtmed[1004], par, 3);
 222
 223     //     Methane gap
 224     par[0] = csi_width/2;
 225     par[1] = geometry->GetProximityGapThickness()/2;
 226     par[2] = csi_length/2;
 227     gMC->Gsvolu("GAP ", "BOX ", idtmed[1008], par, 3);
 228
 229     //     CsI photocathode
 230     par[0] = csi_width/2;
 231     par[1] = .25;
 232     par[2] = csi_length/2;
 233     gMC->Gsvolu("CSI ", "BOX ", idtmed[1005], par, 3);
 234
 235     //     Anode grid
 236     par[0] = 0.;
 237     par[1] = .001;
 238     par[2] = 20.;
 239     gMC->Gsvolu("GRID", "TUBE", idtmed[1006], par, 3);
 240
 241     // Wire supports
 242     // Bar of metal
 243
 244     par[0] = csi_width/2;
 245     par[1] = 1.05;
 246     par[2] = 1.05;
 247     gMC->Gsvolu("WSMe", "BOX ", idtmed[1009], par, 3);
 248
 249     // Ceramic pick up (base)
 250
 251     par[0] =  csi_width/2;
 252     par[1] = .25;
 253     par[2] = 1.05;
 254     gMC->Gsvolu("WSG1", "BOX ", idtmed[1010], par, 3);
 255
 256     // Ceramic pick up (head)
 257
 258     par[0] = csi_width/2;
 259     par[1] = .1;
 260     par[2] = .1;
 261     gMC->Gsvolu("WSG2", "BOX ", idtmed[1010], par, 3);
 262
 263     // Aluminium supports for methane and CsI
 264     // Short bar
 265
 266     par[0] = csi_width/2;
 267     par[1] = geometry->GetGapThickness()/2 + .25;
 268     par[2] = (68.35 - csi_length/2)/2;
 269     gMC->Gsvolu("SMSH", "BOX", idtmed[1009], par, 3);
 270
 271     // Long bar
 272
 273     par[0] = (66.3 - csi_width/2)/2;
 274     par[1] = geometry->GetGapThickness()/2 + .25;
 275     par[2] = csi_length/2 + 68.35 - csi_length/2;
 276     gMC->Gsvolu("SMLG", "BOX", idtmed[1009], par, 3);
 277
 278     // Aluminium supports for freon
 279     // Short bar
 280
 281     par[0] = geometry->GetQuartzWidth()/2;
 282     par[1] = .3;
 283     par[2] = (68.35 - geometry->GetQuartzLength()/2)/2;
 284     gMC->Gsvolu("SFSH", "BOX", idtmed[1009], par, 3);
 285
 286     // Long bar
 287
 288     par[0] = (66.3 - geometry->GetQuartzWidth()/2)/2;
 289     par[1] = .3;
 290     par[2] = geometry->GetQuartzLength()/2 + 68.35 - geometry->GetQuartzLength()/2;
 291     gMC->Gsvolu("SFLG", "BOX", idtmed[1009], par, 3);
 292
 293     // PCB backplane
 294
 295     par[0] = csi_width/2;
 296     par[1] = .25;
 297     par[2] = csi_length/4 -.5025;
 298     gMC->Gsvolu("PCB ", "BOX", idtmed[1011], par, 3);
 299
 300
 301     // Backplane supports
 302
 303     // Aluminium slab
 304
 305     par[0] = 33.15;
 306     par[1] = 2;
 307     par[2] = 21.65;
 308     gMC->Gsvolu("BACK", "BOX", idtmed[1009], par, 3);
 309
 310     // Big hole
 311
 312     par[0] = 9.05;
 313     par[1] = 2;
 314     par[2] = 4.4625;
 315     gMC->Gsvolu("BKHL", "BOX", idtmed[1000], par, 3);
 316
 317     // Small hole
 318
 319     par[0] = 5.7;
 320     par[1] = 2;
 321     par[2] = 4.4625;
 322     gMC->Gsvolu("BKHS", "BOX", idtmed[1000], par, 3);
 323
 324     // Place holes inside backplane support
 325
 326     gMC->Gspos("BKHS", 1, "BACK", .8 + 5.7,0., .6 + 4.4625, 0, "ONLY");
 327     gMC->Gspos("BKHS", 2, "BACK", -.8 - 5.7,0., .6 + 4.4625, 0, "ONLY");
 328     gMC->Gspos("BKHS", 3, "BACK", .8 + 5.7,0., -.6 - 4.4625, 0, "ONLY");
 329     gMC->Gspos("BKHS", 4, "BACK", -.8 - 5.7,0., -.6 - 4.4625, 0, "ONLY");
 330     gMC->Gspos("BKHS", 5, "BACK", .8 + 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY");
 331     gMC->Gspos("BKHS", 6, "BACK", -.8 - 5.7,0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY");
 332     gMC->Gspos("BKHS", 7, "BACK", .8 + 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY");
 333     gMC->Gspos("BKHS", 8, "BACK", -.8 - 5.7,0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY");
 334     gMC->Gspos("BKHL", 1, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., .6 + 4.4625, 0, "ONLY");
 335     gMC->Gspos("BKHL", 2, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 4.4625, 0, "ONLY");
 336     gMC->Gspos("BKHL", 3, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 4.4625, 0, "ONLY");
 337     gMC->Gspos("BKHL", 4, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 4.4625, 0, "ONLY");
 338     gMC->Gspos("BKHL", 5, "BACK", .8 + 11.4+ 1.6 + 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY");
 339     gMC->Gspos("BKHL", 6, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., .6 + 8.925 + 1.2 + 4.4625, 0, "ONLY");
 340     gMC->Gspos("BKHL", 7, "BACK", .8 + 11.4 + 1.6 + 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY");
 341     gMC->Gspos("BKHL", 8, "BACK", -.8 - 11.4 - 1.6 - 9.05, 0., -.6 - 8.925 - 1.2 - 4.4625, 0, "ONLY");
 342
 343
 344
 345     // --- Places the detectors defined with GSVOLU
 346     //     Place material inside RICH
 347     gMC->Gspos("SRIC", 1, "RICH", 0.,0., 0., 0, "ONLY");
 348     gMC->Gspos("AIR2", 1, "RICH", 66.3 + 1.2505, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY");
 349     gMC->Gspos("AIR2", 2, "RICH", -66.3 - 1.2505, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, 0., 0, "ONLY");
 350     gMC->Gspos("AIR3", 1, "RICH", 0.,  1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35, -68.35 - 1.25, 0, "ONLY");
 351     gMC->Gspos("AIR3", 2, "RICH", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.5 - 3.35,  68.35 + 1.25, 0, "ONLY");
 352
 353
 354     gMC->Gspos("ALUM", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .376 -.025, 0., 0, "ONLY");
 355     gMC->Gspos("HONE", 1, "SRIC", 0., 1.276- geometry->GetGapThickness()/2  - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .05 - .188, 0., 0, "ONLY");
 356     gMC->Gspos("ALUM", 2, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .6 - .025, 0., 0, "ONLY");
 357     gMC->Gspos("FOOT", 1, "SRIC", 64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY");
 358     gMC->Gspos("FOOT", 2, "SRIC", 21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3 , 36.9, 0, "ONLY");
 359     gMC->Gspos("FOOT", 3, "SRIC", -21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY");
 360     gMC->Gspos("FOOT", 4, "SRIC", -64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, 36.9, 0, "ONLY");
 361     gMC->Gspos("FOOT", 5, "SRIC", 64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY");
 362     gMC->Gspos("FOOT", 6, "SRIC", 21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY");
 363     gMC->Gspos("FOOT", 7, "SRIC", -21.65, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY");
 364     gMC->Gspos("FOOT", 8, "SRIC", -64.95, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .4 - .3, -36.9, 0, "ONLY");
 365     gMC->Gspos("OQUA", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()- .2, 0., 0, "ONLY");
 366
 367     // Supports placing
 368
 369     // Methane supports
 370     gMC->Gspos("SMLG", 1, "SRIC", csi_width/2 + (66.3 - csi_width/2)/2, 1.276 + .25, 0., 0, "ONLY");
 371     gMC->Gspos("SMLG", 2, "SRIC", - csi_width/2 - (66.3 - csi_width/2)/2, 1.276 + .25, 0., 0, "ONLY");
 372     gMC->Gspos("SMSH", 1, "SRIC", 0., 1.276 + .25, csi_length/2 + (68.35 - csi_length/2)/2, 0, "ONLY");
 373     gMC->Gspos("SMSH", 2, "SRIC", 0., 1.276 + .25, - csi_length/2 - (68.35 - csi_length/2)/2, 0, "ONLY");
 374
 375     //Freon supports
 376
 377     Float_t supp_y = 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness() - .2 + .3; //y position of freon supports
 378
 379     gMC->Gspos("SFLG", 1, "SRIC", geometry->GetQuartzWidth()/2 + (66.3 - geometry->GetQuartzWidth()/2)/2, supp_y, 0., 0, "ONLY");
 380     gMC->Gspos("SFLG", 2, "SRIC", - geometry->GetQuartzWidth()/2 - (66.3 - geometry->GetQuartzWidth()/2)/2, supp_y, 0., 0, "ONLY");
 381     gMC->Gspos("SFSH", 1, "SRIC", 0., supp_y, geometry->GetQuartzLength()/2 + (68.35 - geometry->GetQuartzLength()/2)/2, 0, "ONLY");
 382     gMC->Gspos("SFSH", 2, "SRIC", 0., supp_y, - geometry->GetQuartzLength()/2 - (68.35 - geometry->GetQuartzLength()/2)/2, 0, "ONLY");
 383
 384     AliMatrix(idrotm[1019], 0., 0., 90., 0., 90., 90.);
 385
 386
 387     Int_t nspacers = 30;
 388
 389     for (i = 0; i < nspacers/3; i++) {
 390         zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2;
 391         gMC->Gspos("SPAC", i, "FRE1", 10.5, 0., zs, idrotm[1019], "ONLY");  //Original settings
 392     }
 393
 394     for (i = nspacers/3; i < (nspacers*2)/3; i++) {
 395         zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2;
 396         gMC->Gspos("SPAC", i, "FRE1", 0, 0., zs, idrotm[1019], "ONLY");  //Original settings
 397     }
 398
 399     for (i = (nspacers*2)/3; i < nspacers; ++i) {
 400         zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2;
 401         gMC->Gspos("SPAC", i, "FRE1", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings
 402     }
 403
 404     for (i = 0; i < nspacers/3; i++) {
 405         zs = -11.6/2 + (TMath::Abs(nspacers/6) - i) * 12.2;
 406         gMC->Gspos("SPAC", i, "FRE2", 10.5, 0., zs, idrotm[1019], "ONLY");  //Original settings
 407     }
 408
 409     for (i = nspacers/3; i < (nspacers*2)/3; i++) {
 410         zs = -11.6/2 + (nspacers/3 + TMath::Abs(nspacers/6) - i) * 12.2;
 411         gMC->Gspos("SPAC", i, "FRE2", 0, 0., zs, idrotm[1019], "ONLY");  //Original settings
 412     }
 413
 414     for (i = (nspacers*2)/3; i < nspacers; ++i) {
 415         zs = -11.6/2 + ((nspacers*2)/3 + TMath::Abs(nspacers/6) - i) * 12.2;
 416         gMC->Gspos("SPAC", i, "FRE2", -10.5, 0., zs, idrotm[1019], "ONLY"); //Original settings
 417     }
 418
 419
 420     gMC->Gspos("FRE1", 1, "OQF1", 0., 0., 0., 0, "ONLY");
 421     gMC->Gspos("FRE2", 1, "OQF2", 0., 0., 0., 0, "ONLY");
 422     gMC->Gspos("OQF1", 1, "SRIC", geometry->GetOuterFreonWidth()/2 + geometry->GetInnerFreonWidth()/2 + 2, 1.276 - geometry->GetGapThickness()/2- geometry->GetQuartzThickness() -geometry->GetFreonThickness()/2, 0., 0, "ONLY"); //Original settings (31.3)
 423     gMC->Gspos("OQF2", 2, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()/2, 0., 0, "ONLY");          //Original settings
 424     gMC->Gspos("OQF1", 3, "SRIC", - (geometry->GetOuterFreonWidth()/2 + geometry->GetInnerFreonWidth()/2) - 2, 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness() - geometry->GetFreonThickness()/2, 0., 0, "ONLY");       //Original settings (-31.3)
 425     gMC->Gspos("QUAR", 1, "SRIC", 0., 1.276 - geometry->GetGapThickness()/2 - geometry->GetQuartzThickness()/2, 0., 0, "ONLY");
 426     gMC->Gspos("GAP ", 1, "META", 0., geometry->GetGapThickness()/2 - geometry->GetProximityGapThickness()/2 - 0.0001, 0., 0, "ONLY");
 427     gMC->Gspos("META", 1, "SRIC", 0., 1.276, 0., 0, "ONLY");
 428     gMC->Gspos("CSI ", 1, "SRIC", 0., 1.276 + geometry->GetGapThickness()/2 + .25, 0., 0, "ONLY");
 429     printf("CSI pos: %f\n",1.276 + geometry->GetGapThickness()/2 + .25);
 430
 431     // Wire support placing
 432
 433     gMC->Gspos("WSG2", 1, "GAP ", 0., geometry->GetProximityGapThickness()/2 - .1, 0., 0, "ONLY");
 434     gMC->Gspos("WSG1", 1, "CSI ", 0., 0., 0., 0, "ONLY");
 435     gMC->Gspos("WSMe", 1, "SRIC ", 0., 1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, 0., 0, "ONLY");
 436
 437     // Backplane placing
 438
 439     gMC->Gspos("BACK", 1, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 43.3, 0, "ONLY");
 440     gMC->Gspos("BACK", 2, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2 , 43.3, 0, "ONLY");
 441     gMC->Gspos("BACK", 3, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY");
 442     gMC->Gspos("BACK", 4, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, 0., 0, "ONLY");
 443     gMC->Gspos("BACK", 5, "SRIC ", 33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY");
 444     gMC->Gspos("BACK", 6, "SRIC ", -33.15, 1.276 + geometry->GetGapThickness()/2 + .5 + 2.1 + 2, -43.3, 0, "ONLY");
 445
 446     // PCB placing
 447
 448     gMC->Gspos("PCB ", 1, "SRIC ", 0.,  1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, csi_width/4 + .5025 + 2.5, 0, "ONLY");
 449     gMC->Gspos("PCB ", 2, "SRIC ", 0.,  1.276 + geometry->GetGapThickness()/2 + .5 + 1.05, -csi_width/4 - .5025 - 2.5, 0, "ONLY");
 450
 451 // Place chambers into mother volume ALIC
 452
 453    Double_t dOffset        = geometry->GetOffset() - geometry->GetGapThickness()/2;  // distance from center of mother volume ALIC to methane
 454
 455    Double_t dAlpha         = geometry->GetAlphaAngle(); // angle between centers of chambers - y-z plane
 456    Double_t dAlphaRad      = dAlpha*kDegrad;
 457
 458    Double_t dBeta          = geometry->GetBetaAngle();   // angle between center of chambers - y-x plane
 459    Double_t dBetaRad       = dBeta*kDegrad;
 460
 461    Double_t dRotAngle      = geometry->GetRotationAngle();     // the whole RICH is to be rotated in x-y plane + means clockwise rotation
 462    Double_t dRotAngleRad   = dRotAngle*kDegrad;
 463
 464
 465    TRotMatrix *pRotMatrix; // tmp pointer
 466
 467    TVector3 vector(0,dOffset,0); // Position of chamber 2 without rotation
 468
 469 // Chamber 0  standalone (no other chambers in this row)
 470    pRotMatrix = new TRotMatrix("rot993","rot993", 0., 0., 0.,0.,0.,0.);
 471    const Double_t* r   = pRotMatrix->SetAngles(90., 0., 90.-dAlpha , 90.,  dAlpha, -90.);
 472    Double_t* rr  = RotateXY(r, -dRotAngleRad);
 473    AliMatrix(idrotm[1000], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 474    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 475
 476    vector.SetXYZ(0,dOffset,0);  vector.RotateX(dAlphaRad);
 477    vector.RotateZ(-dRotAngleRad);
 478
 479    gMC->Gspos("RICH",1,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1000], "ONLY");
 480    Chamber(0).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 481   if(GetDebug()) Info("CreateGeometry 0","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 482   if(GetDebug()) Info("CreateGeometry 0","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 483 // Chamber 1
 484    pRotMatrix = new TRotMatrix("rot994","rot994", 0., 0., 0.,0.,0.,0.);
 485    r   = pRotMatrix->SetAngles(90., -dBeta, 90., 90.-dBeta,  0., 0.);
 486    rr  = RotateXY(r, -dRotAngleRad);
 487    AliMatrix(idrotm[1001], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 488    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 489    vector.SetXYZ(0,dOffset,0);  vector.RotateZ(-dBetaRad);
 490    vector.RotateZ(-dRotAngleRad);
 491
 492    gMC->Gspos("RICH",2,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1001], "ONLY");
 493    Chamber(1).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 494   if(GetDebug()) Info("CreateGeometry 1","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 495   if(GetDebug()) Info("CreateGeometry 1","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 496 // Chamber 2   the top one with no Alpha-Beta rotation
 497    pRotMatrix = new TRotMatrix("rot995","rot995", 0., 0., 0.,0.,0.,0.);
 498    r   = pRotMatrix->SetAngles(90., 0., 90., 90.,  0., 0.);
 499    rr  = RotateXY(r, -dRotAngleRad);
 500    AliMatrix(idrotm[1002], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 501    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 502    vector.SetXYZ(0,dOffset,0);
 503    vector.RotateZ(-dRotAngleRad);
 504    gMC->Gspos("RICH",3,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1002], "ONLY");
 505    Chamber(2).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 506   if(GetDebug()) Info("CreateGeometry 2","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 507   if(GetDebug()) Info("CreateGeometry 2","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 508 // Chamber 3
 509    pRotMatrix = new TRotMatrix("rot996","rot996", 0., 0., 0.,0.,0.,0.);
 510    r   = pRotMatrix->SetAngles(90., dBeta, 90., 90.+dBeta,  0., 0.);
 511    rr  = RotateXY(r, -dRotAngleRad);
 512    AliMatrix(idrotm[1003], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 513    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 514    vector.SetXYZ(0,dOffset,0);  vector.RotateZ(dBetaRad);
 515    vector.RotateZ(-dRotAngleRad);
 516
 517    gMC->Gspos("RICH",4,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1003], "ONLY");
 518    Chamber(3).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 519   if(GetDebug()) Info("CreateGeometry 3","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 520   if(GetDebug()) Info("CreateGeometry 3","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 521 // Chamber 4
 522    pRotMatrix = new TRotMatrix("rot997","rot997", 0., 0., 0.,0.,0.,0.);
 523    r   = pRotMatrix->SetAngles(90., 360.-dBeta, 108.2, 90.-dBeta,  18.2, 90.-dBeta);
 524    rr  = RotateXY(r, -dRotAngleRad);
 525    AliMatrix(idrotm[1004], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 526    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 527    vector.SetXYZ(0,dOffset,0);  vector.RotateZ(-dBetaRad); vector.RotateX(-dAlphaRad);
 528    vector.RotateZ(-dRotAngleRad);
 529
 530    gMC->Gspos("RICH",5,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1004], "ONLY");
 531    Chamber(4).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 532   if(GetDebug()) Info("CreateGeometry 4","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 533   if(GetDebug()) Info("CreateGeometry 4","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 534 // Chamber 5
 535    pRotMatrix = new TRotMatrix("rot998","rot998", 0., 0., 0.,0.,0.,0.);
 536    r   = pRotMatrix->SetAngles(90., 0., 90.+dAlpha, 90.,  dAlpha, 90.);
 537    rr  = RotateXY(r, -dRotAngleRad);
 538    AliMatrix(idrotm[1005], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 539    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 540    vector.SetXYZ(0,dOffset,0); vector.RotateX(-dAlphaRad);
 541    vector.RotateZ(-dRotAngleRad);
 542
 543    gMC->Gspos("RICH",6,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1005], "ONLY");
 544    Chamber(5).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 545   if(GetDebug()) Info("CreateGeometry 5","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 546   if(GetDebug()) Info("CreateGeometry 5","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 547 // Chamber 6
 548    pRotMatrix = new TRotMatrix("rot999","rot999", 0., 0., 0.,0.,0.,0.);
 549    r   = pRotMatrix->SetAngles(90., dBeta, 108.2, 90.+dBeta,  18.2, 90.+dBeta);
 550    rr  = RotateXY(r, -dRotAngleRad);
 551    AliMatrix(idrotm[1006], rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 552    pRotMatrix->SetAngles(rr[0], rr[1], rr[2], rr[3], rr[4], rr[5]);
 553    vector.SetXYZ(0,dOffset,0);  vector.RotateZ(dBetaRad); vector.RotateX(-dAlphaRad);
 554    vector.RotateZ(-dRotAngleRad);
 555
 556    gMC->Gspos("RICH",7,"ALIC",vector.X(),vector.Y(),vector.Z(),idrotm[1006], "ONLY");
 557    Chamber(6).SetChamberTransform(vector.X(),vector.Y(),vector.Z(),pRotMatrix);
 558   if(GetDebug()) Info("CreateGeometry 6","%8.3f %8.3f %8.3f %8.3f %8.3f %8.3f",rr[0],rr[1],rr[2],rr[3],rr[4],rr[5]);
 559   if(GetDebug()) Info("CreateGeometry 6","x=%8.3f y=%8.3f z=%8.3f",vector.X(),vector.Y(),vector.Z());
 560
 561 }//void AliRICHv3::CreateGeometry()
 562 //______________________________________________________________________________
 563 void AliRICHv3::Init()
 564 {//Makes nothing for a while
 565   if(GetDebug())Info("Init","Start.");
 566   if(GetDebug())Info("Init","Stop.");
 567 }
 568 //______________________________________________________________________________
 569 void AliRICHv3::BuildGeometry()
 570 {//Provides geometry structure for event display (ROOT TNode tree)
 571   if(GetDebug())Info("BuildGeometry","Start.");
 572
 573     TNode *node, *subnode, *top;
 574
 575     const int kColorRICH = kRed;
 576     //
 577     top=gAlice->GetGeometry()->GetNode("alice");
 578
 579     AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH");
 580     AliRICHChamber*       iChamber;
 581     AliRICHGeometry*  geometry;
 582
 583     iChamber = &(pRICH->Chamber(0));
 584     AliRICHSegmentationV1* segmentation=(AliRICHSegmentationV1*) iChamber->GetSegmentationModel();
 585     geometry=iChamber->GetGeometryModel();
 586
 587     new TBRIK("S_RICH","S_RICH","void",71.09999,11.5,73.15);
 588
 589     Float_t padplane_width = segmentation->GetPadPlaneWidth();
 590     Float_t padplane_length = segmentation->GetPadPlaneLength();
 591
 592
 593     new TBRIK("PHOTO","PHOTO","void", padplane_width/2,.1,padplane_length/2);
 594
 595 // Chamber 0
 596     top->cd();
 597     node = new TNode("RICH1","RICH1","S_RICH",Chamber(0).GetX(),Chamber(0).GetY(),Chamber(0).GetZ(),"rot993");
 598     node->SetLineColor(kColorRICH);
 599     node->cd();
 600     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 601     subnode->SetLineColor(kGreen);
 602     fNodes->Add(subnode);
 603     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 604     subnode->SetLineColor(kGreen);
 605     fNodes->Add(subnode);
 606     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 607     subnode->SetLineColor(kGreen);
 608     fNodes->Add(subnode);
 609     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 610     subnode->SetLineColor(kGreen);
 611     fNodes->Add(subnode);
 612     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 613     subnode->SetLineColor(kGreen);
 614     fNodes->Add(subnode);
 615     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 616     subnode->SetLineColor(kGreen);
 617     fNodes->Add(subnode);
 618     fNodes->Add(node);
 619
 620 // Chamber 1
 621     top->cd();
 622     node = new TNode("RICH2","RICH2","S_RICH",Chamber(1).GetX(),Chamber(1).GetY(),Chamber(1).GetZ(),"rot994");
 623     node->SetLineColor(kColorRICH);
 624     node->cd();
 625     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 626     subnode->SetLineColor(kGreen);
 627     fNodes->Add(subnode);
 628     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 629     subnode->SetLineColor(kGreen);
 630     fNodes->Add(subnode);
 631     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 632     subnode->SetLineColor(kGreen);
 633     fNodes->Add(subnode);
 634     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 635     subnode->SetLineColor(kGreen);
 636     fNodes->Add(subnode);
 637     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 638     subnode->SetLineColor(kGreen);
 639     fNodes->Add(subnode);
 640     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 641     subnode->SetLineColor(kGreen);
 642     fNodes->Add(subnode);
 643     fNodes->Add(node);
 644
 645 // Chamber 2
 646     top->cd();
 647     node = new TNode("RICH3","RICH3","S_RICH",Chamber(2).GetX(),Chamber(2).GetY(),Chamber(2).GetZ(),"rot995");
 648     node->SetLineColor(kColorRICH);
 649     node->cd();
 650     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 651     subnode->SetLineColor(kGreen);
 652     fNodes->Add(subnode);
 653     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 654     subnode->SetLineColor(kGreen);
 655     fNodes->Add(subnode);
 656     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 657     subnode->SetLineColor(kGreen);
 658     fNodes->Add(subnode);
 659     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 660     subnode->SetLineColor(kGreen);
 661     fNodes->Add(subnode);
 662     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 663     subnode->SetLineColor(kGreen);
 664     fNodes->Add(subnode);
 665     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 666     subnode->SetLineColor(kGreen);
 667     fNodes->Add(subnode);
 668     fNodes->Add(node);
 669
 670 // Chamber 3
 671     top->cd();
 672     node = new TNode("RICH4","RICH4","S_RICH",Chamber(3).GetX(),Chamber(3).GetY(),Chamber(3).GetZ(),"rot996");
 673     node->SetLineColor(kColorRICH);
 674     node->cd();
 675     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 676     subnode->SetLineColor(kGreen);
 677     fNodes->Add(subnode);
 678     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 679     subnode->SetLineColor(kGreen);
 680     fNodes->Add(subnode);
 681     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 682     subnode->SetLineColor(kGreen);
 683     fNodes->Add(subnode);
 684     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 685     subnode->SetLineColor(kGreen);
 686     fNodes->Add(subnode);
 687     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 688     subnode->SetLineColor(kGreen);
 689     fNodes->Add(subnode);
 690     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 691     subnode->SetLineColor(kGreen);
 692     fNodes->Add(subnode);
 693     fNodes->Add(node);
 694
 695 // Chamber 4
 696     top->cd();
 697     node = new TNode("RICH5","RICH5","S_RICH",Chamber(4).GetX(),Chamber(4).GetY(),Chamber(4).GetZ(),"rot997");
 698     node->SetLineColor(kColorRICH);
 699     node->cd();
 700     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 701     subnode->SetLineColor(kGreen);
 702     fNodes->Add(subnode);
 703     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 704     subnode->SetLineColor(kGreen);
 705     fNodes->Add(subnode);
 706     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 707     subnode->SetLineColor(kGreen);
 708     fNodes->Add(subnode);
 709     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 710     subnode->SetLineColor(kGreen);
 711     fNodes->Add(subnode);
 712     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 713     subnode->SetLineColor(kGreen);
 714     fNodes->Add(subnode);
 715     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 716     subnode->SetLineColor(kGreen);
 717     fNodes->Add(subnode);
 718     fNodes->Add(node);
 719
 720 // Chamber 5
 721     top->cd();
 722     node = new TNode("RICH6","RICH6","S_RICH",Chamber(5).GetX(),Chamber(5).GetY(),Chamber(5).GetZ(),"rot998");
 723     node->SetLineColor(kColorRICH);
 724     fNodes->Add(node);node->cd();
 725     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 726     subnode->SetLineColor(kGreen);
 727     fNodes->Add(subnode);
 728     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 729     subnode->SetLineColor(kGreen);
 730     fNodes->Add(subnode);
 731     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 732     subnode->SetLineColor(kGreen);
 733     fNodes->Add(subnode);
 734     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 735     subnode->SetLineColor(kGreen);
 736     fNodes->Add(subnode);
 737     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 738     subnode->SetLineColor(kGreen);
 739     fNodes->Add(subnode);
 740     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 741     subnode->SetLineColor(kGreen);
 742     fNodes->Add(subnode);
 743
 744 // Chamber 6
 745     top->cd();
 746     node = new TNode("RICH7","RICH7","S_RICH",Chamber(6).GetX(),Chamber(6).GetY(),Chamber(6).GetZ(),"rot999");
 747     node->SetLineColor(kColorRICH);
 748     node->cd();
 749     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 750     subnode->SetLineColor(kGreen);
 751     fNodes->Add(subnode);
 752     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,padplane_length/2 + segmentation->DeadZone()/2,"");
 753     subnode->SetLineColor(kGreen);
 754     fNodes->Add(subnode);
 755     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,padplane_length/2 + segmentation->DeadZone()/2,"");
 756     subnode->SetLineColor(kGreen);
 757     fNodes->Add(subnode);
 758     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",padplane_width + segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 759     subnode->SetLineColor(kGreen);
 760     fNodes->Add(subnode);
 761     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",0,5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 762     subnode->SetLineColor(kGreen);
 763     fNodes->Add(subnode);
 764     subnode = new TNode("PHOTO1","PHOTO1","PHOTO",-padplane_width - segmentation->DeadZone(),5,-padplane_length/2 - segmentation->DeadZone()/2,"");
 765     subnode->SetLineColor(kGreen);
 766     fNodes->Add(subnode);
 767     fNodes->Add(node);
 768   if(GetDebug())Info("BuildGeometry","Stop.");
 769 }//AliRICHv3::BuildGeometry()
 770 //______________________________________________________________________________
 771 Double_t* AliRICHv3::RotateXY(const Double_t* r, Double_t a)
 772 {
 773     // Rotatation in xy-plane
 774     // by angle a
 775     // The resulting rotation matrix is given back in the G3 notation.
 776     Double_t* rr = new Double_t[6];
 777     Double_t m[9];
 778     Int_t i,j,k;
 779
 780     for (i = 0; i < 3; i++) {
 781         j = 3*i;
 782         m[j]   = r[j] * TMath::Cos(a) - r[j+1] * TMath::Sin(a);
 783         m[j+1] = r[j] * TMath::Sin(a) + r[j+1] * TMath::Cos(a);
 784         m[j+2] = r[j+2];
 785     }
 786
 787     for (i = 0; i < 3; i++) {
 788             j = 3*i;
 789             k = 2*i;
 790             rr[k]    = TMath::ACos(m[j+2])        * kRaddeg;
 791             rr[k+1]  = TMath::ATan2(m[j+1], m[j]) * kRaddeg;
 792     }
 793     return rr;
 794 }//Double_t* AliRICHv3::RotateXY(const Double_t* r, Double_t a)
 795 //______________________________________________________________________________
 796 void AliRICHv3::StepManager()
 797 {//Full Step Manager
 798
 799     Int_t          copy, id;
 800     static Int_t   idvol;
 801     static Int_t   vol[2];
 802     Int_t          ipart;
 803     static Float_t hits[22];
 804     static Float_t ckovData[19];
 805     TLorentzVector position;
 806     TLorentzVector momentum;
 807     Float_t        pos[3];
 808     Float_t        mom[4];
 809     Float_t        localPos[3];
 810     Float_t        localMom[4];
 811     Float_t        localTheta,localPhi;
 812     Float_t        theta,phi;
 813     Float_t        destep, step;
 814     Double_t        ranf[2];
 815     Float_t        coscerenkov;
 816     static Float_t eloss, xhit, yhit, tlength;
 817     const  Float_t kBig=1.e10;
 818
 819     TClonesArray &lhits = *fHits;
 820     TParticle *current = (TParticle*)(*gAlice->Particles())[gAlice->GetCurrentTrackNumber()];
 821
 822  //if (current->Energy()>1)
 823    //{
 824
 825     // Only gas gap inside chamber
 826     // Tag chambers and record hits when track enters
 827
 828
 829     id=gMC->CurrentVolID(copy);
 830     idvol = copy-1;
 831     Float_t cherenkovLoss=0;
 832     //gAlice->KeepTrack(gAlice->GetCurrentTrackNumber());
 833
 834     gMC->TrackPosition(position);
 835     pos[0]=position(0);
 836     pos[1]=position(1);
 837     pos[2]=position(2);
 838     //bzero((char *)ckovData,sizeof(ckovData)*19);
 839     ckovData[1] = pos[0];                 // X-position for hit
 840     ckovData[2] = pos[1];                 // Y-position for hit
 841     ckovData[3] = pos[2];                 // Z-position for hit
 842     ckovData[6] = 0;                      // dummy track length
 843     //ckovData[11] = gAlice->GetCurrentTrackNumber();
 844
 845     //printf("\n+++++++++++\nTrack: %d\n++++++++++++\n",gAlice->GetCurrentTrackNumber());
 846
 847     //AliRICH *RICH = (AliRICH *) gAlice->GetDetector("RICH");
 848
 849     /********************Store production parameters for Cerenkov photons************************/
 850 //is it a Cerenkov photon?
 851     if (gMC->TrackPid() == 50000050) {
 852
 853       //if (gMC->VolId("GAP ")==gMC->CurrentVolID(copy))
 854         //{
 855           Float_t ckovEnergy = current->Energy();
 856           //energy interval for tracking
 857           if  (ckovEnergy > 5.6e-09 && ckovEnergy < 7.8e-09 )
 858             //if (ckovEnergy > 0)
 859             {
 860               if (gMC->IsTrackEntering()){        //is track entering?
 861                 //printf("Track entered (1)\n");
 862                 if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 863                   {                                                          //is it in freo?
 864                     if (gMC->IsNewTrack()){                          //is it the first step?
 865                       //printf("I'm in!\n");
 866                       Int_t mother = current->GetFirstMother();
 867
 868                       //printf("Second Mother:%d\n",current->GetSecondMother());
 869
 870                       ckovData[10] = mother;
 871                       ckovData[11] = gAlice->GetCurrentTrackNumber();
 872                       ckovData[12] = 1;             //Media where photon was produced 1->Freon, 2->Quarz
 873                       //printf("Produced in FREO\n");
 874                       fCkovNumber++;
 875                       fFreonProd=1;
 876                       //printf("Index: %d\n",fCkovNumber);
 877                     }    //first step question
 878                   }        //freo question
 879
 880                 if (gMC->IsNewTrack()){                                  //is it first step?
 881                   if (gMC->VolId("QUAR")==gMC->CurrentVolID(copy))             //is it in quarz?
 882                     {
 883                       ckovData[12] = 2;
 884                       //printf("Produced in QUAR\n");
 885                     }    //quarz question
 886                 }        //first step question
 887
 888                 //printf("Before %d\n",fFreonProd);
 889               }   //track entering question
 890
 891               if (ckovData[12] == 1)                                        //was it produced in Freon?
 892                 //if (fFreonProd == 1)
 893                 {
 894                   if (gMC->IsTrackEntering()){                                     //is track entering?
 895                     //printf("Track entered (2)\n");
 896                     //printf("Current volume (should be META): %s\n",gMC->CurrentVolName());
 897                     //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("META"),gMC->CurrentVolID(copy));
 898                     if (gMC->VolId("META")==gMC->CurrentVolID(copy))                //is it in gap?
 899                       {
 900                         //printf("Got in META\n");
 901                         gMC->TrackMomentum(momentum);
 902                         mom[0]=momentum(0);
 903                         mom[1]=momentum(1);
 904                         mom[2]=momentum(2);
 905                         mom[3]=momentum(3);
 906
 907                         gMC->Gmtod(mom,localMom,2);
 908                         Float_t cophi = TMath::Cos(TMath::ATan2(localMom[0], localMom[1]));
 909                         Float_t t = (1. - .025 / cophi) * (1. - .05 /  cophi);
 910                         /**************** Photons lost in second grid have to be calculated by hand************/
 911                         gMC->GetRandom()->RndmArray(1,ranf);
 912                         if (ranf[0] > t) {
 913                           gMC->StopTrack();
 914                           ckovData[13] = 5;
 915                           AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
 916                           //printf("Added One (1)!\n");
 917                           //printf("Lost one in grid\n");
 918                         }
 919                         /**********************************************************************************/
 920                       }    //gap
 921
 922                     //printf("Current volume (should be CSI) (1): %s\n",gMC->CurrentVolName());
 923                     //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy));
 924                     if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy))             //is it in csi?
 925                       {
 926                         //printf("Got in CSI\n");
 927                         gMC->TrackMomentum(momentum);
 928                         mom[0]=momentum(0);
 929                         mom[1]=momentum(1);
 930                         mom[2]=momentum(2);
 931                         mom[3]=momentum(3);
 932
 933                         gMC->Gmtod(mom,localMom,2);
 934                         /********* Photons lost by Fresnel reflection have to be calculated by hand********/
 935                         /***********************Cerenkov phtons (always polarised)*************************/
 936                         Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2];
 937                         Double_t localRt = TMath::Sqrt(localTc);
 938                         localTheta   = Float_t(TMath::ATan2(localRt,Double_t(localMom[1])));
 939                         Double_t cotheta = TMath::Abs(cos(localTheta));
 940                         Float_t t = Fresnel(ckovEnergy*1e9,cotheta,1);
 941                             gMC->GetRandom()->RndmArray(1,ranf);
 942                             if (ranf[0] < t) {
 943                               gMC->StopTrack();
 944                               ckovData[13] = 6;
 945                               AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
 946
 947                               //printf("Added One (2)!\n");
 948                               //printf("Lost by Fresnel\n");
 949                             }
 950                             /**********************************************************************************/
 951                       }
 952                   } //track entering?
 953
 954
 955                   /********************Evaluation of losses************************/
 956                   /******************still in the old fashion**********************/
 957
 958                   TArrayI procs;
 959                   Int_t i1 = gMC->StepProcesses(procs);            //number of physics mechanisms acting on the particle
 960                   for (Int_t i = 0; i < i1; ++i) {
 961                     //        Reflection loss
 962                     if (procs[i] == kPLightReflection) {        //was it reflected
 963                       ckovData[13]=10;
 964                       if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 965                         ckovData[13]=1;
 966                       if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR"))
 967                         ckovData[13]=2;
 968                       //gMC->StopTrack();
 969                       //AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
 970                     } //reflection question
 971
 972                     //        Absorption loss
 973                     else if (procs[i] == kPLightAbsorption) {              //was it absorbed?
 974                       //printf("Got in absorption\n");
 975                       ckovData[13]=20;
 976                       if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
 977                         ckovData[13]=11;
 978                       if (gMC->CurrentVolID(copy) == gMC->VolId("QUAR"))
 979                         ckovData[13]=12;
 980                       if (gMC->CurrentVolID(copy) == gMC->VolId("META"))
 981                         ckovData[13]=13;
 982                       if (gMC->CurrentVolID(copy) == gMC->VolId("GAP "))
 983                         ckovData[13]=13;
 984
 985                       if (gMC->CurrentVolID(copy) == gMC->VolId("SRIC"))
 986                         ckovData[13]=15;
 987
 988                       //        CsI inefficiency
 989                       if (gMC->CurrentVolID(copy) == gMC->VolId("CSI ")) {
 990                         ckovData[13]=16;
 991                       }
 992                       gMC->StopTrack();
 993                       AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
 994                       //printf("Added One (3)!\n");
 995                       //printf("Added cerenkov %d\n",fCkovNumber);
 996                     } //absorption question
 997
 998
 999                     //        Photon goes out of tracking scope
1000                     else if (procs[i] == kPStop) {                 //is it below energy treshold?
1001                       ckovData[13]=21;
1002                       gMC->StopTrack();
1003                       AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
1004                       //printf("Added One (4)!\n");
1005                     }   // energy treshold question
1006                   }  //number of mechanisms cycle
1007                   /**********************End of evaluation************************/
1008                 } //freon production question
1009             } //energy interval question
1010         //}//inside the proximity gap question
1011     } //cerenkov photon question
1012
1013     /**************************************End of Production Parameters Storing*********************/
1014
1015
1016     /*******************************Treat photons that hit the CsI (Ckovs and Feedbacks)************/
1017
1018     if (gMC->TrackPid() == 50000050 || gMC->TrackPid() == 50000051) {
1019       //printf("Cerenkov\n");
1020
1021       //if (gMC->TrackPid() == 50000051)
1022         //printf("Tracking a feedback\n");
1023
1024       if (gMC->VolId("CSI ")==gMC->CurrentVolID(copy))
1025         {
1026           //printf("Current volume (should be CSI) (2): %s\n",gMC->CurrentVolName());
1027           //printf("VolId: %d, CurrentVolID: %d\n",gMC->VolId("CSI "),gMC->CurrentVolID(copy));
1028           //printf("Got in CSI\n");
1029           //printf("Tracking a %d\n",gMC->TrackPid());
1030           if (gMC->Edep() > 0.){
1031                 gMC->TrackPosition(position);
1032                 gMC->TrackMomentum(momentum);
1033                 pos[0]=position(0);
1034                 pos[1]=position(1);
1035                 pos[2]=position(2);
1036                 mom[0]=momentum(0);
1037                 mom[1]=momentum(1);
1038                 mom[2]=momentum(2);
1039                 mom[3]=momentum(3);
1040                 Double_t tc = mom[0]*mom[0]+mom[1]*mom[1];
1041                 Double_t rt = TMath::Sqrt(tc);
1042                 theta   = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg;
1043                 phi     = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg;
1044
1045                 gMC->CurrentVolOffID(2,copy);
1046                 vol[0]=copy;
1047                 idvol=vol[0]-1;
1048
1049
1050                 gMC->Gmtod(pos,localPos,1);
1051
1052                 //Chamber(idvol).GlobaltoLocal(pos,localPos);
1053
1054                 gMC->Gmtod(mom,localMom,2);
1055
1056                 //Chamber(idvol).GlobaltoLocal(mom,localMom);
1057
1058                 gMC->CurrentVolOffID(2,copy);
1059                 vol[0]=copy;
1060                 idvol=vol[0]-1;
1061
1062                 //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol])
1063                         //->Sector(localPos[0], localPos[2]);
1064                 //printf("Sector:%d\n",sector);
1065
1066                 /*if (gMC->TrackPid() == 50000051){
1067                   fFeedbacks++;
1068                   printf("Feedbacks:%d\n",fFeedbacks);
1069                 }*/
1070
1071         //PH            ((AliRICHChamber*) (*fChambers)[idvol])
1072                 ((AliRICHChamber*)fChambers->At(idvol))
1073                     ->SigGenInit(localPos[0], localPos[2], localPos[1]);
1074                 if(idvol<kNCH) {
1075                     ckovData[0] = gMC->TrackPid();        // particle type
1076                     ckovData[1] = pos[0];                 // X-position for hit
1077                     ckovData[2] = pos[1];                 // Y-position for hit
1078                     ckovData[3] = pos[2];                 // Z-position for hit
1079                     ckovData[4] = theta;                      // theta angle of incidence
1080                     ckovData[5] = phi;                      // phi angle of incidence
1081                     ckovData[8] = (Float_t) fNsdigits;      // first sdigit
1082                     ckovData[9] = -1;                       // last pad hit
1083                     ckovData[13] = 4;                       // photon was detected
1084                     ckovData[14] = mom[0];
1085                     ckovData[15] = mom[1];
1086                     ckovData[16] = mom[2];
1087
1088                     destep = gMC->Edep();
1089                     gMC->SetMaxStep(kBig);
1090                     cherenkovLoss  += destep;
1091                     ckovData[7]=cherenkovLoss;
1092
1093                     ckovData[17] = Hits2SDigits(localPos[0],localPos[2],cherenkovLoss,idvol,kPhoton);//for photons in CsI
1094
1095                     if (fNsdigits > (Int_t)ckovData[8]) {
1096                         ckovData[8]= ckovData[8]+1;
1097                         ckovData[9]= (Float_t) fNsdigits;
1098                     }
1099
1100
1101                     //TClonesArray *Hits = RICH->Hits();
1102                     AliRICHhit *mipHit =  (AliRICHhit*) (fHits->UncheckedAt(0));
1103                     if (mipHit)
1104                       {
1105                         mom[0] = current->Px();
1106                         mom[1] = current->Py();
1107                         mom[2] = current->Pz();
1108                         Float_t mipPx = mipHit->MomX();
1109                         Float_t mipPy = mipHit->MomY();
1110                         Float_t mipPz = mipHit->MomZ();
1111
1112                         Float_t r = mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2];
1113                         Float_t rt = TMath::Sqrt(r);
1114                         Float_t mipR = mipPx*mipPx + mipPy*mipPy + mipPz*mipPz;
1115                         Float_t mipRt = TMath::Sqrt(mipR);
1116                         if ((rt*mipRt) > 0)
1117                           {
1118                             coscerenkov = (mom[0]*mipPx + mom[1]*mipPy + mom[2]*mipPz)/(rt*mipRt);
1119                           }
1120                         else
1121                           {
1122                             coscerenkov = 0;
1123                           }
1124                         Float_t cherenkov = TMath::ACos(coscerenkov);
1125                         ckovData[18]=cherenkov;
1126                       }
1127                     //if (sector != -1)
1128                     //{
1129                     AddHit(gAlice->GetCurrentTrackNumber(),vol,ckovData);
1130                     AddCerenkov(gAlice->GetCurrentTrackNumber(),vol,ckovData);
1131                     //printf("Added One (5)!\n");
1132                     //}
1133                 }
1134             }
1135         }
1136     }
1137
1138     /***********************************************End of photon hits*********************************************/
1139
1140
1141     /**********************************************Charged particles treatment*************************************/
1142
1143     else if (gMC->TrackCharge()){
1144 //If MIP
1145         /*if (gMC->IsTrackEntering())
1146           {
1147             hits[13]=20;//is track entering?
1148           }*/
1149         if (gMC->VolId("FRE1")==gMC->CurrentVolID(copy) || gMC->VolId("FRE2")==gMC->CurrentVolID(copy))
1150           {
1151             gMC->TrackMomentum(momentum);
1152             mom[0]=momentum(0);
1153             mom[1]=momentum(1);
1154             mom[2]=momentum(2);
1155             mom[3]=momentum(3);
1156             hits [19] = mom[0];
1157             hits [20] = mom[1];
1158             hits [21] = mom[2];
1159             fFreonProd=1;
1160           }
1161
1162         if (gMC->VolId("GAP ")== gMC->CurrentVolID(copy)) {//is in GAP?
1163 // Get current particle id (ipart), track position (pos)  and momentum (mom)
1164
1165             gMC->CurrentVolOffID(3,copy);
1166             vol[0]=copy;
1167             idvol=vol[0]-1;
1168
1169             //Int_t sector=((AliRICHChamber*) (*fChambers)[idvol])
1170                         //->Sector(localPos[0], localPos[2]);
1171             //printf("Sector:%d\n",sector);
1172
1173             gMC->TrackPosition(position);
1174             gMC->TrackMomentum(momentum);
1175             pos[0]=position(0);
1176             pos[1]=position(1);
1177             pos[2]=position(2);
1178             mom[0]=momentum(0);
1179             mom[1]=momentum(1);
1180             mom[2]=momentum(2);
1181             mom[3]=momentum(3);
1182
1183             gMC->Gmtod(pos,localPos,1);
1184
1185             //Chamber(idvol).GlobaltoLocal(pos,localPos);
1186
1187             gMC->Gmtod(mom,localMom,2);
1188
1189             //Chamber(idvol).GlobaltoLocal(mom,localMom);
1190
1191             ipart  = gMC->TrackPid();
1192             //
1193             // momentum loss and steplength in last step
1194             destep = gMC->Edep();
1195             step   = gMC->TrackStep();
1196
1197             //
1198             // record hits when track enters ...
1199             if( gMC->IsTrackEntering()) {
1200 //              gMC->SetMaxStep(fMaxStepGas);
1201                 Double_t tc = mom[0]*mom[0]+mom[1]*mom[1];
1202                 Double_t rt = TMath::Sqrt(tc);
1203                 theta   = Float_t(TMath::ATan2(rt,Double_t(mom[2])))*kRaddeg;
1204                 phi     = Float_t(TMath::ATan2(Double_t(mom[1]),Double_t(mom[0])))*kRaddeg;
1205
1206
1207                 Double_t localTc = localMom[0]*localMom[0]+localMom[2]*localMom[2];
1208                 Double_t localRt = TMath::Sqrt(localTc);
1209                 localTheta   = Float_t(TMath::ATan2(localRt,Double_t(localMom[1])))*kRaddeg;
1210                 localPhi     = Float_t(TMath::ATan2(Double_t(localMom[2]),Double_t(localMom[0])))*kRaddeg;
1211
1212                 hits[0] = Float_t(ipart);         // particle type
1213                 hits[1] = localPos[0];                 // X-position for hit
1214                 hits[2] = localPos[1];                 // Y-position for hit
1215                 hits[3] = localPos[2];                 // Z-position for hit
1216                 hits[4] = localTheta;                  // theta angle of incidence
1217                 hits[5] = localPhi;                    // phi angle of incidence
1218                 hits[8] = (Float_t) fNsdigits;    // first sdigit
1219                 hits[9] = -1;                     // last pad hit
1220                 hits[13] = fFreonProd;           // did id hit the freon?
1221                 hits[14] = mom[0];
1222                 hits[15] = mom[1];
1223                 hits[16] = mom[2];
1224                 hits[18] = 0;               // dummy cerenkov angle
1225
1226                 tlength = 0;
1227                 eloss   = 0;
1228                 fFreonProd = 0;
1229
1230                 Chamber(idvol).LocaltoGlobal(localPos,hits+1);
1231
1232
1233                 //To make chamber coordinates x-y had to pass localPos[0], localPos[2]
1234                 xhit    = localPos[0];
1235                 yhit    = localPos[2];
1236                 // Only if not trigger chamber
1237                 if(idvol<kNCH) {
1238                     //
1239                     //  Initialize hit position (cursor) in the segmentation model
1240           //PH              ((AliRICHChamber*) (*fChambers)[idvol])
1241                     ((AliRICHChamber*)fChambers->At(idvol))
1242                         ->SigGenInit(localPos[0], localPos[2], localPos[1]);
1243                 }
1244             }
1245
1246             //
1247             // Calculate the charge induced on a pad (disintegration) in case
1248             //
1249             // Mip left chamber ...
1250             if( gMC->IsTrackExiting() || gMC->IsTrackStop() || gMC->IsTrackDisappeared()){
1251                 gMC->SetMaxStep(kBig);
1252                 eloss   += destep;
1253                 tlength += step;
1254
1255
1256                 // Only if not trigger chamber
1257                 if(idvol<kNCH) {
1258                   if (eloss > 0)
1259                     {
1260                       if(gMC->TrackPid() == kNeutron)
1261                         printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n");
1262                       hits[17] = Hits2SDigits(xhit,yhit,eloss,idvol,kMip); //for MIP
1263                     }
1264                 }
1265
1266                 hits[6]=tlength;
1267                 hits[7]=eloss;
1268                 if (fNsdigits > (Int_t)hits[8]) {
1269                     hits[8]= hits[8]+1;
1270                     hits[9]= (Float_t) fNsdigits;
1271                 }
1272
1273                 //if(sector !=-1)
1274                 new(lhits[fNhits++]) AliRICHhit(fIshunt,gAlice->GetCurrentTrackNumber(),vol,hits);
1275                 eloss = 0;
1276                 //
1277                 // Check additional signal generation conditions
1278                 // defined by the segmentation
1279                 // model (boundary crossing conditions)
1280             }else if(((AliRICHChamber*)fChambers->At(idvol))->SigGenCond(localPos[0], localPos[2], localPos[1])){
1281                 ((AliRICHChamber*)fChambers->At(idvol))->SigGenInit(localPos[0], localPos[2], localPos[1]);
1282                 if (eloss > 0)
1283                   {
1284                     if(gMC->TrackPid() == kNeutron)
1285                       printf("\n\n\n\n\n Neutron Making Pad Hit!!! \n\n\n\n");
1286                     hits[17] = Hits2SDigits(xhit,yhit,eloss,idvol,kMip);//for n
1287                   }
1288                 xhit     = localPos[0];
1289                 yhit     = localPos[2];
1290                 eloss    = destep;
1291                 tlength += step ;
1292                 //
1293                 // nothing special  happened, add up energy loss
1294             } else {
1295                 eloss   += destep;
1296                 tlength += step ;
1297             }
1298         }//is in GAP?
1299       }//is MIP?
1300     /*************************************************End of MIP treatment**************************************/
1301 }//void AliRICHv3::StepManager()
1302 //__________________________________________________________________________________________________
1303 Int_t AliRICHv3::Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol, ResponseType res)
1304 {//calls the charge disintegration method of the current chamber and adds all generated sdigits to the list of digits
1305
1306    Int_t iChamber=kBad,iPadX=kBad,iPadY=kBad,iAdc=kBad,iTrack=kBad;
1307    Float_t list[4][500];
1308    Int_t iNdigits;
1309   ((AliRICHChamber*)fChambers->At(idvol))->DisIntegration(eloss, xhit, yhit, iNdigits, list, res);
1310     Int_t ic=0;
1311
1312   for(Int_t i=0; i<iNdigits; i++) {
1313     if(Int_t(list[0][i]) > 0) {
1314             ic++;
1315             iAdc = Int_t(list[0][i]);
1316             iPadX = Int_t(list[1][i]);
1317             iPadY = Int_t(list[2][i]);
1318             iChamber = Int_t(list[3][i]);
1319             AddSDigit(iChamber,iPadX,iPadY,iAdc,iTrack);
1320         }
1321   }
1322
1323   if(fLoader->TreeS()){
1324     fLoader->TreeS()->Fill();
1325     fLoader->WriteSDigits("OVERWRITE");
1326   }
1327    return iNdigits;
1328 }//Int_t AliRICHv3::Hits2SDigits(Float_t xhit,Float_t yhit,Float_t eloss, Int_t idvol, ResponseType res)
1329 //__________________________________________________________________________________________________
1330 void AliRICHv3::DiagnosticsFE(Int_t evNumber1,Int_t evNumber2)
1331 {
1332
1333   Int_t NpadX = 162;                 // number of pads on X
1334   Int_t NpadY = 162;                 // number of pads on Y
1335
1336   Int_t Pad[162][162];
1337   for (Int_t i=0;i<NpadX;i++) {
1338     for (Int_t j=0;j<NpadY;j++) {
1339       Pad[i][j]=0;
1340     }
1341   }
1342
1343   //  Create some histograms
1344
1345   TH1F *pionspectra1 = new TH1F("pionspectra1","Pion Spectra",200,-4,2);
1346   TH1F *pionspectra2 = new TH1F("pionspectra2","Pion Spectra",200,-4,2);
1347   TH1F *pionspectra3 = new TH1F("pionspectra3","Pion Spectra",200,-4,2);
1348   TH1F *protonspectra1 = new TH1F("protonspectra1","Proton Spectra",200,-4,2);
1349   TH1F *protonspectra2 = new TH1F("protonspectra2","Proton Spectra",200,-4,2);
1350   TH1F *protonspectra3 = new TH1F("protonspectra3","Proton Spectra",200,-4,2);
1351   TH1F *kaonspectra1 = new TH1F("kaonspectra1","Kaon Spectra",100,-4,2);
1352   TH1F *kaonspectra2 = new TH1F("kaonspectra2","Kaon Spectra",100,-4,2);
1353   TH1F *kaonspectra3 = new TH1F("kaonspectra3","Kaon Spectra",100,-4,2);
1354   TH1F *electronspectra1 = new TH1F("electronspectra1","Electron Spectra",100,-4,2);
1355   TH1F *electronspectra2 = new TH1F("electronspectra2","Electron Spectra",100,-4,2);
1356   TH1F *electronspectra3 = new TH1F("electronspectra3","Electron Spectra",100,-4,2);
1357   TH1F *muonspectra1 = new TH1F("muonspectra1","Muon Spectra",100,-4,2);
1358   TH1F *muonspectra2 = new TH1F("muonspectra2","Muon Spectra",100,-4,2);
1359   TH1F *muonspectra3 = new TH1F("muonspectra3","Muon Spectra",100,-4,2);
1360   TH1F *neutronspectra1 = new TH1F("neutronspectra1","Neutron Spectra",100,-4,2);
1361   TH1F *neutronspectra2 = new TH1F("neutronspectra2","Neutron Spectra",100,-4,2);
1362   TH1F *neutronspectra3 = new TH1F("neutronspectra2","Neutron Spectra",100,-4,2);
1363   TH1F *chargedspectra1 = new TH1F("chargedspectra1","Charged particles above 1 GeV Spectra",100,-1,3);
1364   TH1F *chargedspectra2 = new TH1F("chargedspectra2","Charged particles above 1 GeV Spectra",100,-1,3);
1365   TH1F *chargedspectra3 = new TH1F("chargedspectra2","Charged particles above 1 GeV Spectra",100,-1,3);
1366   TH1F *pionptspectrafinal = new TH1F("pionptspectrafinal","Primary Pions Transverse Momenta at HMPID",20,0,5);
1367   TH1F *pionptspectravertex = new TH1F("pionptspectravertex","Primary Pions Transverse Momenta at vertex",20,0,5);
1368   TH1F *kaonptspectrafinal = new TH1F("kaonptspectrafinal","Primary Kaons Transverse Momenta at HMPID",20,0,5);
1369   TH1F *kaonptspectravertex = new TH1F("kaonptspectravertex","Primary Kaons Transverse Momenta at vertex",20,0,5);
1370   //TH1F *hitsPhi = new TH1F("hitsPhi","Distribution of phi angle of incidence",100,-180,180);
1371   TH1F *hitsTheta = new TH1F("hitsTheta","Distribution of Theta angle of incidence, all tracks",100,0,50);
1372   TH1F *hitsTheta500MeV = new TH1F("hitsTheta500MeV","Distribution of Theta angle of incidence, 0.5-1 GeV primary tracks",100,0,50);
1373   TH1F *hitsTheta1GeV = new TH1F("hitsTheta1GeV","Distribution of Theta angle of incidence, 1-2 GeV primary tracks",100,0,50);
1374   TH1F *hitsTheta2GeV = new TH1F("hitsTheta2GeV","Distribution of Theta angle of incidence, 2-3 GeV primary tracks",100,0,50);
1375   TH1F *hitsTheta3GeV = new TH1F("hitsTheta3GeV","Distribution of Theta angle of incidence, >3 GeV primary tracks",100,0,50);
1376   TH2F *production = new TH2F("production","Mother production vertices",100,-300,300,100,0,600);
1377
1378
1379
1380
1381 //   Start loop over events
1382
1383   Int_t pion=0, kaon=0, proton=0, electron=0, positron=0, neutron=0, highneutrons=0, muon=0;
1384   Int_t chargedpions=0,primarypions=0,highprimarypions=0,chargedkaons=0,primarykaons=0,highprimarykaons=0;
1385   Int_t photons=0, primaryphotons=0, highprimaryphotons=0;
1386   TRandom* random=0;
1387
1388    for (int nev=0; nev<= evNumber2; nev++) {
1389        Int_t nparticles = gAlice->GetEvent(nev);
1390
1391
1392        if (nev < evNumber1) continue;
1393        if (nparticles <= 0) return;
1394
1395 // Get pointers to RICH detector and Hits containers
1396
1397        AliRICH *pRICH = (AliRICH *) gAlice->GetDetector("RICH");
1398
1399        TTree *treeH = TreeH();
1400        Int_t ntracks =(Int_t) treeH->GetEntries();
1401
1402 // Start loop on tracks in the hits containers
1403
1404        for (Int_t track=0; track<ntracks;track++) {
1405            printf ("Processing Track: %d\n",track);
1406            gAlice->ResetHits();
1407            treeH->GetEvent(track);
1408
1409            for(AliRICHhit* mHit=(AliRICHhit*)pRICH->FirstHit(-1);
1410                mHit;
1411                mHit=(AliRICHhit*)pRICH->NextHit())
1412              {
1413                //Int_t nch  = mHit->fChamber;              // chamber number
1414                //Float_t x  = mHit->X();                    // x-pos of hit
1415                //Float_t y  = mHit->Z();                    // y-pos
1416                //Float_t z  = mHit->Y();
1417                //Float_t phi = mHit->Phi();                 //Phi angle of incidence
1418                Float_t theta = mHit->Theta();             //Theta angle of incidence
1419                Float_t px = mHit->MomX();
1420                Float_t py = mHit->MomY();
1421                Int_t index = mHit->Track();
1422                Int_t particle = (Int_t)(mHit->Particle());
1423                Float_t R;
1424                Float_t PTfinal;
1425                Float_t PTvertex;
1426
1427               TParticle *current = gAlice->Particle(index);
1428
1429               //Float_t energy=current->Energy();
1430
1431               R=TMath::Sqrt(current->Vx()*current->Vx() + current->Vy()*current->Vy());
1432               PTfinal=TMath::Sqrt(px*px + py*py);
1433               PTvertex=TMath::Sqrt(current->Px()*current->Px() + current->Py()*current->Py());
1434
1435
1436
1437               if (TMath::Abs(particle) < 10000000)
1438                 {
1439                   hitsTheta->Fill(theta,(float) 1);
1440                   if (R<5)
1441                     {
1442                       if (PTvertex>.5 && PTvertex<=1)
1443                         {
1444                           hitsTheta500MeV->Fill(theta,(float) 1);
1445                         }
1446                       if (PTvertex>1 && PTvertex<=2)
1447                         {
1448                           hitsTheta1GeV->Fill(theta,(float) 1);
1449                         }
1450                       if (PTvertex>2 && PTvertex<=3)
1451                         {
1452                           hitsTheta2GeV->Fill(theta,(float) 1);
1453                         }
1454                       if (PTvertex>3)
1455                         {
1456                           hitsTheta3GeV->Fill(theta,(float) 1);
1457                         }
1458                     }
1459
1460                 }
1461
1462               //if (nch == 3)
1463                 //{
1464
1465               if (TMath::Abs(particle) < 50000051)
1466                 {
1467                   //if (TMath::Abs(particle) == 50000050 || TMath::Abs(particle) == 2112)
1468                   if (TMath::Abs(particle) == 2112 || TMath::Abs(particle) == 50000050)
1469                     {
1470                       //gMC->Rndm(&random, 1);
1471                       if (random->Rndm() < .1)
1472                         production->Fill(current->Vz(),R,(float) 1);
1473                       if (TMath::Abs(particle) == 50000050)
1474                         //if (TMath::Abs(particle) > 50000000)
1475                         {
1476                           photons +=1;
1477                           if (R<5)
1478                             {
1479                               primaryphotons +=1;
1480                               if (current->Energy()>0.001)
1481                                 highprimaryphotons +=1;
1482                             }
1483                         }
1484                       if (TMath::Abs(particle) == 2112)
1485                         {
1486                           neutron +=1;
1487                           if (current->Energy()>0.0001)
1488                             highneutrons +=1;
1489                         }
1490                     }
1491                   if (TMath::Abs(particle) < 50000000)
1492                     {
1493                       production->Fill(current->Vz(),R,(float) 1);
1494                     }
1495                   //mip->Fill(x,y,(float) 1);
1496                 }
1497
1498               if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111)
1499                 {
1500                   if (R<5)
1501                     {
1502                       pionptspectravertex->Fill(PTvertex,(float) 1);
1503                       pionptspectrafinal->Fill(PTfinal,(float) 1);
1504                     }
1505                 }
1506
1507               if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310
1508                   || TMath::Abs(particle)==311)
1509                 {
1510                   if (R<5)
1511                     {
1512                       kaonptspectravertex->Fill(PTvertex,(float) 1);
1513                       kaonptspectrafinal->Fill(PTfinal,(float) 1);
1514                     }
1515                 }
1516
1517
1518               if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111)
1519                 {
1520                   pionspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1521                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1522                     pionspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1523                   if (R>250 && R<450)
1524                     {
1525                       pionspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1526                     }
1527                   pion +=1;
1528                   if (TMath::Abs(particle)==211)
1529                     {
1530                       chargedpions +=1;
1531                       if (R<5)
1532                         {
1533                           primarypions +=1;
1534                           if (current->Energy()>1)
1535                             highprimarypions +=1;
1536                         }
1537                     }
1538                 }
1539               if (TMath::Abs(particle)==2212)
1540                 {
1541                   protonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1542                   //ptspectra->Fill(Pt,(float) 1);
1543                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1544                     protonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1545                   if (R>250 && R<450)
1546                     protonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1547                   proton +=1;
1548                 }
1549               if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310
1550                   || TMath::Abs(particle)==311)
1551                 {
1552                   kaonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1553                   //ptspectra->Fill(Pt,(float) 1);
1554                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1555                     kaonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1556                   if (R>250 && R<450)
1557                     kaonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1558                   kaon +=1;
1559                   if (TMath::Abs(particle)==321)
1560                     {
1561                       chargedkaons +=1;
1562                       if (R<5)
1563                         {
1564                           primarykaons +=1;
1565                           if (current->Energy()>1)
1566                             highprimarykaons +=1;
1567                         }
1568                     }
1569                 }
1570               if (TMath::Abs(particle)==11)
1571                 {
1572                   electronspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1573                   //ptspectra->Fill(Pt,(float) 1);
1574                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1575                     electronspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1576                   if (R>250 && R<450)
1577                     electronspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1578                   if (particle == 11)
1579                     electron +=1;
1580                   if (particle == -11)
1581                     positron +=1;
1582                 }
1583               if (TMath::Abs(particle)==13)
1584                 {
1585                   muonspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1586                   //ptspectra->Fill(Pt,(float) 1);
1587                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1588                     muonspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1589                   if (R>250 && R<450)
1590                     muonspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1591                   muon +=1;
1592                 }
1593               if (TMath::Abs(particle)==2112)
1594                 {
1595                   neutronspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1596                   //ptspectra->Fill(Pt,(float) 1);
1597                   if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1598                     neutronspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1599                   if (R>250 && R<450)
1600                     {
1601                       neutronspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1602                     }
1603                   neutron +=1;
1604                 }
1605               if(TMath::Abs(particle)==211 || TMath::Abs(particle)==2212 || TMath::Abs(particle)==321)
1606                 {
1607                   if (current->Energy()-current->GetCalcMass()>1)
1608                     {
1609                       chargedspectra1->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1610                       if (current->Vx()>5 && current->Vy()>5 && current->Vz()>5)
1611                         chargedspectra2->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1612                       if (R>250 && R<450)
1613                         chargedspectra3->Fill(TMath::Log10(current->Energy() - current->GetCalcMass()),(float) 1);
1614                     }
1615                 }
1616               // Fill the histograms
1617               //Nh1+=nhits;
1618               //h->Fill(x,y,(float) 1);
1619               //}
1620               //}
1621            }
1622
1623        }
1624
1625    }
1626    //   }
1627
1628    TStyle *mystyle=new TStyle("Plain","mystyle");
1629    mystyle->SetPalette(1,0);
1630    mystyle->cd();
1631
1632    //Create canvases, set the view range, show histograms
1633
1634     TCanvas *c2 = new TCanvas("c2","Angles of incidence",150,150,100,150);
1635     c2->Divide(2,2);
1636     //c2->SetFillColor(42);
1637
1638     c2->cd(1);
1639     hitsTheta500MeV->SetFillColor(5);
1640     hitsTheta500MeV->Draw();
1641     c2->cd(2);
1642     hitsTheta1GeV->SetFillColor(5);
1643     hitsTheta1GeV->Draw();
1644     c2->cd(3);
1645     hitsTheta2GeV->SetFillColor(5);
1646     hitsTheta2GeV->Draw();
1647     c2->cd(4);
1648     hitsTheta3GeV->SetFillColor(5);
1649     hitsTheta3GeV->Draw();
1650
1651
1652
1653     TCanvas *c15 = new TCanvas("c15","Mothers Production Vertices",50,50,600,600);
1654     c15->cd();
1655     production->SetFillColor(42);
1656     production->SetXTitle("z (m)");
1657     production->SetYTitle("R (m)");
1658     production->Draw();
1659
1660     TCanvas *c10 = new TCanvas("c10","Pt Spectra",50,50,600,700);
1661     c10->Divide(2,2);
1662     c10->cd(1);
1663     pionptspectravertex->SetFillColor(5);
1664     pionptspectravertex->SetXTitle("Pt (GeV)");
1665     pionptspectravertex->Draw();
1666     c10->cd(2);
1667     pionptspectrafinal->SetFillColor(5);
1668     pionptspectrafinal->SetXTitle("Pt (GeV)");
1669     pionptspectrafinal->Draw();
1670     c10->cd(3);
1671     kaonptspectravertex->SetFillColor(5);
1672     kaonptspectravertex->SetXTitle("Pt (GeV)");
1673     kaonptspectravertex->Draw();
1674     c10->cd(4);
1675     kaonptspectrafinal->SetFillColor(5);
1676     kaonptspectrafinal->SetXTitle("Pt (GeV)");
1677     kaonptspectrafinal->Draw();
1678
1679
1680    TCanvas *c16 = new TCanvas("c16","Particles Spectra II",150,150,600,350);
1681    c16->Divide(2,1);
1682
1683    c16->cd(1);
1684    //TCanvas *c13 = new TCanvas("c13","Electron Spectra",400,10,600,700);
1685    electronspectra1->SetFillColor(5);
1686    electronspectra1->SetXTitle("log(GeV)");
1687    electronspectra2->SetFillColor(46);
1688    electronspectra2->SetXTitle("log(GeV)");
1689    electronspectra3->SetFillColor(10);
1690    electronspectra3->SetXTitle("log(GeV)");
1691    //c13->SetLogx();
1692    electronspectra1->Draw();
1693    electronspectra2->Draw("same");
1694    electronspectra3->Draw("same");
1695
1696    c16->cd(2);
1697    //TCanvas *c14 = new TCanvas("c14","Muon Spectra",400,10,600,700);
1698    muonspectra1->SetFillColor(5);
1699    muonspectra1->SetXTitle("log(GeV)");
1700    muonspectra2->SetFillColor(46);
1701    muonspectra2->SetXTitle("log(GeV)");
1702    muonspectra3->SetFillColor(10);
1703    muonspectra3->SetXTitle("log(GeV)");
1704    //c14->SetLogx();
1705    muonspectra1->Draw();
1706    muonspectra2->Draw("same");
1707    muonspectra3->Draw("same");
1708
1709    //c16->cd(3);
1710    //TCanvas *c16 = new TCanvas("c16","Neutron Spectra",400,10,600,700);
1711    //neutronspectra1->SetFillColor(42);
1712    //neutronspectra1->SetXTitle("log(GeV)");
1713    //neutronspectra2->SetFillColor(46);
1714    //neutronspectra2->SetXTitle("log(GeV)");
1715    //neutronspectra3->SetFillColor(10);
1716    //neutronspectra3->SetXTitle("log(GeV)");
1717    //c16->SetLogx();
1718    //neutronspectra1->Draw();
1719    //neutronspectra2->Draw("same");
1720    //neutronspectra3->Draw("same");
1721
1722    TCanvas *c9 = new TCanvas("c9","Particles Spectra",150,150,600,700);
1723    //TCanvas *c9 = new TCanvas("c9","Pion Spectra",400,10,600,700);
1724    c9->Divide(2,2);
1725
1726    c9->cd(1);
1727    pionspectra1->SetFillColor(5);
1728    pionspectra1->SetXTitle("log(GeV)");
1729    pionspectra2->SetFillColor(46);
1730    pionspectra2->SetXTitle("log(GeV)");
1731    pionspectra3->SetFillColor(10);
1732    pionspectra3->SetXTitle("log(GeV)");
1733    //c9->SetLogx();
1734    pionspectra1->Draw();
1735    pionspectra2->Draw("same");
1736    pionspectra3->Draw("same");
1737
1738    c9->cd(2);
1739    //TCanvas *c10 = new TCanvas("c10","Proton Spectra",400,10,600,700);
1740    protonspectra1->SetFillColor(5);
1741    protonspectra1->SetXTitle("log(GeV)");
1742    protonspectra2->SetFillColor(46);
1743    protonspectra2->SetXTitle("log(GeV)");
1744    protonspectra3->SetFillColor(10);
1745    protonspectra3->SetXTitle("log(GeV)");
1746    //c10->SetLogx();
1747    protonspectra1->Draw();
1748    protonspectra2->Draw("same");
1749    protonspectra3->Draw("same");
1750
1751    c9->cd(3);
1752    //TCanvas *c11 = new TCanvas("c11","Kaon Spectra",400,10,600,700);
1753    kaonspectra1->SetFillColor(5);
1754    kaonspectra1->SetXTitle("log(GeV)");
1755    kaonspectra2->SetFillColor(46);
1756    kaonspectra2->SetXTitle("log(GeV)");
1757    kaonspectra3->SetFillColor(10);
1758    kaonspectra3->SetXTitle("log(GeV)");
1759    //c11->SetLogx();
1760    kaonspectra1->Draw();
1761    kaonspectra2->Draw("same");
1762    kaonspectra3->Draw("same");
1763
1764    c9->cd(4);
1765    //TCanvas *c12 = new TCanvas("c12","Charged Particles Spectra",400,10,600,700);
1766    chargedspectra1->SetFillColor(5);
1767    chargedspectra1->SetXTitle("log(GeV)");
1768    chargedspectra2->SetFillColor(46);
1769    chargedspectra2->SetXTitle("log(GeV)");
1770    chargedspectra3->SetFillColor(10);
1771    chargedspectra3->SetXTitle("log(GeV)");
1772    //c12->SetLogx();
1773    chargedspectra1->Draw();
1774    chargedspectra2->Draw("same");
1775    chargedspectra3->Draw("same");
1776
1777
1778
1779    printf("*****************************************\n");
1780    printf("* Particle                   *  Counts  *\n");
1781    printf("*****************************************\n");
1782
1783    printf("* Pions:                     *   %4d   *\n",pion);
1784    printf("* Charged Pions:             *   %4d   *\n",chargedpions);
1785    printf("* Primary Pions:             *   %4d   *\n",primarypions);
1786    printf("* Primary Pions (p>1GeV/c):  *   %4d   *\n",highprimarypions);
1787    printf("* Kaons:                     *   %4d   *\n",kaon);
1788    printf("* Charged Kaons:             *   %4d   *\n",chargedkaons);
1789    printf("* Primary Kaons:             *   %4d   *\n",primarykaons);
1790    printf("* Primary Kaons (p>1GeV/c):  *   %4d   *\n",highprimarykaons);
1791    printf("* Muons:                     *   %4d   *\n",muon);
1792    printf("* Electrons:                 *   %4d   *\n",electron);
1793    printf("* Positrons:                 *   %4d   *\n",positron);
1794    printf("* Protons:                   *   %4d   *\n",proton);
1795    printf("* All Charged:               *   %4d   *\n",(chargedpions+chargedkaons+muon+electron+positron+proton));
1796    printf("*****************************************\n");
1797    //printf("* Photons:                   *   %3.1f   *\n",photons);
1798    //printf("* Primary Photons:           *   %3.1f   *\n",primaryphotons);
1799    //printf("* Primary Photons (p>1MeV/c):*   %3.1f   *\n",highprimaryphotons);
1800    //printf("*****************************************\n");
1801    //printf("* Neutrons:                  *   %3.1f   *\n",neutron);
1802    //printf("* Neutrons (p>100keV/c):     *   %3.1f   *\n",highneutrons);
1803    //printf("*****************************************\n");
1804
1805    if (gAlice->TreeD())
1806      {
1807        gAlice->TreeD()->GetEvent(0);
1808
1809        Float_t occ[7];
1810        Float_t sum=0;
1811        Float_t mean=0;
1812        printf("\n*****************************************\n");
1813        printf("* Chamber   * Digits      * Occupancy   *\n");
1814        printf("*****************************************\n");
1815
1816        for (Int_t ich=0;ich<7;ich++)
1817          {
1818            TClonesArray *Digits = DigitsAddress(ich);    //  Raw clusters branch
1819            Int_t ndigits = Digits->GetEntriesFast();
1820            occ[ich] = Float_t(ndigits)/(160*144);
1821            sum += Float_t(ndigits)/(160*144);
1822            printf("*   %d      *    %d      *   %3.1f%%     *\n",ich,ndigits,occ[ich]*100);
1823          }
1824        mean = sum/7;
1825        printf("*****************************************\n");
1826        printf("* Mean occupancy          *   %3.1f%%     *\n",mean*100);
1827        printf("*****************************************\n");
1828      }
1829
1830   printf("\nEnd of analysis\n");
1831
1832 }//void AliRICHv3::DiagnosticsFE(Int_t evNumber1,Int_t evNumber2)
1833 //__________________________________________________________________________________________________
1834 void AliRICHv3::DiagnosticsSE(Int_t diaglevel,Int_t evNumber1,Int_t evNumber2)
1835 {
1836
1837 AliRICH *pRICH  = (AliRICH*)gAlice->GetDetector("RICH");
1838    AliRICHSegmentationV0*  segmentation;
1839    AliRICHChamber*       chamber;
1840
1841    chamber = &(pRICH->Chamber(0));
1842    segmentation=(AliRICHSegmentationV0*) chamber->GetSegmentationModel();
1843
1844    Int_t NpadX = segmentation->Npx();                 // number of pads on X
1845    Int_t NpadY = segmentation->Npy();                 // number of pads on Y
1846
1847    Int_t xmin= -NpadX/2;
1848    Int_t xmax=  NpadX/2;
1849    Int_t ymin= -NpadY/2;
1850    Int_t ymax=  NpadY/2;
1851
1852    Float_t PTfinal = 0;
1853    Int_t pionCount = 0;
1854    Int_t kaonCount = 0;
1855    Int_t protonCount = 0;
1856
1857    TH2F *feedback = 0;
1858    TH2F *mip = 0;
1859    TH2F *cerenkov = 0;
1860    TH2F *h = 0;
1861    TH1F *hitsX = 0;
1862    TH1F *hitsY = 0;
1863
1864    TH2F *hc0 = new TH2F("hc0","Zoom on center of central chamber",150,-25,25,150,-45,5);
1865
1866    if (diaglevel == 1)
1867      {
1868        printf("Single Ring Hits\n");
1869        feedback = new TH2F("feedback","Feedback hit distribution",150,-20,20,150,-35,5);
1870        mip = new TH2F("mip","Mip hit distribution",150,-20,20,150,-35,5);
1871        cerenkov = new TH2F("cerenkov","Cerenkov hit distribution",150,-20,20,150,-35,5);
1872        h = new TH2F("h","Detector hit distribution",150,-20,20,150,-35,5);
1873        hitsX = new TH1F("hitsX","Distribution of hits along x-axis",150,-50,50);
1874        hitsY = new TH1F("hitsY","Distribution of hits along z-axis",150,-50,50);
1875      }
1876    else
1877      {
1878        printf("Full Event Hits\n");
1879
1880        feedback = new TH2F("feedback","Feedback hit distribution",150,-300,300,150,-300,300);
1881        mip = new TH2F("mip","Mip hit distribution",150,-300,300,150,-300,300);
1882        cerenkov = new TH2F("cerenkov","Cerenkov hit distribution",150,-300,300,150,-300,300);
1883        h = new TH2F("h","Detector hit distribution",150,-300,300,150,-300,300);
1884        hitsX = new TH1F("digitsX","Distribution of hits along x-axis",200,-300,300);
1885        hitsY = new TH1F("digitsY","Distribution of hits along z-axis",200,-300,300);
1886      }
1887
1888
1889
1890    TH2F *hc1 = new TH2F("hc1","Chamber 1 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1891    TH2F *hc2 = new TH2F("hc2","Chamber 2 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1892    TH2F *hc3 = new TH2F("hc3","Chamber 3 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1893    TH2F *hc4 = new TH2F("hc4","Chamber 4 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1894    TH2F *hc5 = new TH2F("hc5","Chamber 5 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1895    TH2F *hc6 = new TH2F("hc6","Chamber 6 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1896    TH2F *hc7 = new TH2F("hc7","Chamber 7 signal distribution",NpadX,xmin,xmax,NpadY,ymin,ymax);
1897
1898    TH1F *Clcharge = new TH1F("Clcharge","Cluster Charge Distribution",500,0.,500.);
1899    TH1F *ckovangle = new TH1F("ckovangle","Cerenkov angle per photon",100,.35,.8);
1900    TH1F *hckphi = new TH1F("hckphi","Cerenkov phi angle per photon",620,-3.1,3.1);
1901    TH1F *mother = new TH1F("mother","Cerenkovs per Mip",75,0.,75.);
1902    TH1F *radius = new TH1F("radius","Mean distance to Mip",100,0.,20.);
1903    TH1F *phspectra1 = new TH1F("phspectra1","Detected Photon Spectra",200,5.,10.);
1904    TH1F *phspectra2 = new TH1F("phspectra2","Produced Photon Spectra",200,5.,10.);
1905    TH1F *totalphotonstrack = new TH1F("totalphotonstrack","Produced Photons per Mip",100,200,700.);
1906    TH1F *totalphotonsevent = new TH1F("totalphotonsevent","Produced Photons per Mip",100,200,700.);
1907    //TH1F *feedbacks = new TH1F("feedbacks","Produced Feedbacks per Mip",50,0.5,50.);
1908    TH1F *padnumber = new TH1F("padnumber","Number of pads per cluster",50,-0.5,50.);
1909    TH1F *padsev = new TH1F("padsev","Number of pads hit per MIP",50,0.5,100.);
1910    TH1F *clusev = new TH1F("clusev","Number of clusters per MIP",50,0.5,50.);
1911    TH1F *photev = new TH1F("photev","Number of detected photons per MIP",50,0.5,50.);
1912    TH1F *feedev = new TH1F("feedev","Number of feedbacks per MIP",50,0.5,50.);
1913    TH1F *padsmip = new TH1F("padsmip","Number of pads per event inside MIP region",50,0.5,50.);
1914    TH1F *padscl = new TH1F("padscl","Number of pads per event from cluster count",50,0.5,100.);
1915    TH1F *pionspectra = new TH1F("pionspectra","Pion Spectra",200,.5,10.);
1916    TH1F *protonspectra = new TH1F("protonspectra","Proton Spectra",200,.5,10.);
1917    TH1F *kaonspectra = new TH1F("kaonspectra","Kaon Spectra",100,.5,10.);
1918    TH1F *chargedspectra = new TH1F("chargedspectra","Charged particles above 1 GeV Spectra",100,.5,10.);
1919    TH1F *hitsPhi = new TH1F("hitsPhi","Distribution of phi angle of incidence",50,0,360);
1920    TH1F *hitsTheta = new TH1F("hitsTheta","Distribution of theta angle of incidence",50,0,15);
1921    TH1F *Omega1D = new TH1F("omega","Reconstructed Cerenkov angle per track",50,.5,1);
1922    TH1F *Theta = new TH1F("theta","Reconstructed theta incidence angle per track",100,0,15);
1923    TH1F *Phi = new TH1F("phi","Reconstructed phi incidence per track",100,0,360);
1924    TH1F *Omega3D = new TH1F("omega","Reconstructed Cerenkov angle per track",100,.35,.8);
1925    TH1F *PhotonCer = new TH1F("photoncer","Reconstructed Cerenkov angle per photon",100,.35,.8);
1926    TH2F *PadsUsed = new TH2F("padsused","Pads Used for Reconstruction",100,-30,30,100,-30,30);
1927    TH1F *MeanRadius = new TH1F("radius","Mean Radius for reconstructed track",100,0.,20.);
1928    TH2F *identification = new TH2F("identification","Particle Identification",100,1,5,100,0,.8);
1929    TH1F *OriginalOmega = new TH1F("Original Omega","Cerenkov angle per track",100,.35,.8);
1930    TH1F *OriginalPhi = new TH1F("Original Phi","Distribution of phi angle of incidence per track",100,0,360);
1931    TH1F *OriginalTheta = new TH1F("Original Theta","Distribution of theta angle per track",100,0,15);
1932    TH1F *OmegaError = new TH1F("Omega Error","Difference between original an reconstructed cerenkov angle",100,0,.2);
1933    TH1F *PhiError = new TH1F("Phi Error","Difference between original an reconstructed phi angle",100,0,360);
1934    TH1F *ThetaError = new TH1F("Theta Error","Difference between original an reconstructed phi angle",100,0,15);
1935
1936
1937 //   Start loop over events
1938
1939    Int_t Nh=0;
1940    Int_t pads=0;
1941    Int_t Nh1=0;
1942    Int_t mothers[80000];
1943    Int_t mothers2[80000];
1944    Float_t mom[3];
1945    Int_t nraw=0;
1946    Int_t phot=0;
1947    Int_t feed=0;
1948    Int_t padmip=0;
1949    Float_t x=0,y=0;
1950
1951    Float_t chiSquareOmega = 0;
1952    Float_t chiSquareTheta = 0;
1953    Float_t chiSquarePhi = 0;
1954
1955    Float_t recEffEvent = 0;
1956    Float_t recEffTotal = 0;
1957
1958    Float_t trackglob[3];
1959    Float_t trackloc[3];
1960
1961
1962    for (Int_t i=0;i<100;i++) mothers[i]=0;
1963
1964    for (int nev=0; nev<= evNumber2; nev++) {
1965        Int_t nparticles = gAlice->GetEvent(nev);
1966
1967
1968        //cout<<"nev  "<<nev<<endl;
1969        printf ("\n**********************************\nProcessing Event: %d\n",nev);
1970        //cout<<"nparticles  "<<nparticles<<endl;
1971        printf ("Particles       : %d\n\n",nparticles);
1972        if (nev < evNumber1) continue;
1973        if (nparticles <= 0) return;
1974
1975 // Get pointers to RICH detector and Hits containers
1976
1977
1978        TTree *TH = TreeH();
1979        Stat_t ntracks = TH->GetEntries();
1980
1981        // Start loop on tracks in the hits containers
1982        //Int_t Nc=0;
1983        for (Int_t track=0; track<ntracks;track++) {
1984
1985          printf ("\nProcessing Track: %d\n",track);
1986          gAlice->ResetHits();
1987          TH->GetEvent(track);
1988          Int_t nhits = pRICH->Hits()->GetEntriesFast();
1989          if (nhits) Nh+=nhits;
1990          printf("Hits            : %d\n",nhits);
1991          for(AliRICHhit* mHit=(AliRICHhit*)pRICH->FirstHit(-1);
1992              mHit;
1993              mHit=(AliRICHhit*)pRICH->NextHit())
1994            {
1995              Int_t nch  = mHit->Chamber();              // chamber number
1996              trackglob[0] = mHit->X();                 // x-pos of hit
1997              trackglob[1] = mHit->Y();
1998              trackglob[2] = mHit->Z();                 // y-pos of hit
1999              //x  = mHit->X();                           // x-pos of hit
2000              //y  = mHit->Z();                           // y-pos
2001              Float_t phi = mHit->Phi();                 //Phi angle of incidence
2002              Float_t theta = mHit->Theta();             //Theta angle of incidence
2003              Int_t index = mHit->Track();
2004              Int_t particle = (Int_t)(mHit->Particle());
2005              //Int_t freon = (Int_t)(mHit->fLoss);
2006              Float_t px = mHit->MomX();
2007              Float_t py = mHit->MomY();
2008
2009              if (TMath::Abs(particle) < 10000000)
2010                {
2011                  PTfinal=TMath::Sqrt(px*px + py*py);
2012                }
2013
2014              chamber = &(pRICH->Chamber(nch-1));
2015
2016
2017              chamber->GlobaltoLocal(trackglob,trackloc);
2018
2019              chamber->LocaltoGlobal(trackloc,trackglob);
2020
2021
2022              x=trackloc[0];
2023              y=trackloc[2];
2024
2025              hitsX->Fill(x,(float) 1);
2026              hitsY->Fill(y,(float) 1);
2027
2028
2029               TParticle *current = (TParticle*)gAlice->Particle(index);
2030
2031               hitsTheta->Fill(theta,(float) 1);
2032
2033               if (current->GetPdgCode() < 10000000)
2034                 {
2035                   mip->Fill(x,y,(float) 1);
2036                   hitsPhi->Fill(TMath::Abs(phi),(float) 1);
2037                 }
2038
2039               if (TMath::Abs(particle)==211 || TMath::Abs(particle)==111)
2040                 {
2041                   pionspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1);
2042                 }
2043               if (TMath::Abs(particle)==2212)
2044                 {
2045                   protonspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1);
2046                 }
2047               if (TMath::Abs(particle)==321 || TMath::Abs(particle)==130 || TMath::Abs(particle)==310
2048                   || TMath::Abs(particle)==311)
2049                 {
2050                   kaonspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1);
2051                 }
2052               if(TMath::Abs(particle)==211 || TMath::Abs(particle)==2212 || TMath::Abs(particle)==321)
2053                 {
2054                   if (current->Energy() - current->GetCalcMass()>1)
2055                     chargedspectra->Fill(current->Energy() - current->GetCalcMass(),(float) 1);
2056                 }
2057               //printf("Hits:%d\n",hit);
2058               //printf ("Chamber number:%d x:%f y:%f\n",nch,x,y);
2059               // Fill the histograms
2060               Nh1+=nhits;
2061               h->Fill(x,y,(float) 1);
2062                   //}
2063               //}
2064            }
2065
2066            Int_t ncerenkovs = pRICH->Cerenkovs()->GetEntriesFast();
2067            //if (current->GetPdgCode() < 50000051 && current->GetPdgCode() > 50000040)
2068            //totalphotonsevent->Fill(ncerenkovs,(float) 1);
2069
2070            if (ncerenkovs) {
2071              printf("Cerenkovs       : %d\n",ncerenkovs);
2072              totalphotonsevent->Fill(ncerenkovs,(float) 1);
2073              for (Int_t hit=0;hit<ncerenkovs;hit++) {
2074                AliRICHCerenkov* cHit = (AliRICHCerenkov*) pRICH->Cerenkovs()->UncheckedAt(hit);
2075                Int_t nchamber = cHit->fChamber;     // chamber number
2076                Int_t index =    cHit->Track();
2077                //Int_t pindex =   (Int_t)(cHit->fIndex);
2078                trackglob[0] = cHit->X();                 // x-pos of hit
2079                trackglob[1] = cHit->Y();
2080                trackglob[2] = cHit->Z();                 // y-pos of hit
2081                //Float_t cx  =      cHit->X();                // x-position
2082                //Float_t cy  =      cHit->Z();                // y-position
2083                Int_t cmother =  cHit->fCMother;      // Index of mother particle
2084                Int_t closs =    (Int_t)(cHit->fLoss);           // How did the particle get lost?
2085                Float_t cherenkov = cHit->fCerenkovAngle;   //production cerenkov angle
2086
2087                chamber = &(pRICH->Chamber(nchamber-1));
2088
2089                //printf("Nch:%d\n",nch);
2090
2091                chamber->GlobaltoLocal(trackglob,trackloc);
2092
2093                chamber->LocaltoGlobal(trackloc,trackglob);
2094
2095
2096                Float_t cx=trackloc[0];
2097                Float_t cy=trackloc[2];
2098
2099                //printf ("Cerenkov hit number %d/%d, X:%f, Y:%f\n",hit,ncerenkovs,cx,cy);
2100
2101
2102                //printf("Particle:%9d\n",index);
2103
2104                TParticle *current = (TParticle*)gAlice->Particle(index);
2105                Float_t energyckov = current->Energy();
2106
2107                if (current->GetPdgCode() == 50000051)
2108                  {
2109                    if (closs==4)
2110                      {
2111                        feedback->Fill(cx,cy,(float) 1);
2112                        feed++;
2113                      }
2114                  }
2115                if (current->GetPdgCode() == 50000050)
2116                  {
2117
2118                    if (closs !=4)
2119                      {
2120                        phspectra2->Fill(energyckov*1e9,(float) 1);
2121                      }
2122
2123                    if (closs==4)
2124                      {
2125                        cerenkov->Fill(cx,cy,(float) 1);
2126
2127                        //printf ("Cerenkov hit number %d/%d, X:%d, Y:%d\n",hit,ncerenkovs,cx,cy);
2128
2129                        //TParticle *MIP = (TParticle*)gAlice->Particle(cmother);
2130                        AliRICHhit* mipHit = (AliRICHhit*) pRICH->Hits()->UncheckedAt(0);
2131                        mom[0] = current->Px();
2132                        mom[1] = current->Py();
2133                        mom[2] = current->Pz();
2134                        //mom[0] = cHit->fMomX;
2135                        // mom[1] = cHit->fMomZ;
2136                        //mom[2] = cHit->fMomY;
2137                        //Float_t energymip = MIP->Energy();
2138                        //Float_t Mip_px = mipHit->fMomFreoX;
2139                        //Float_t Mip_py = mipHit->fMomFreoY;
2140                        //Float_t Mip_pz = mipHit->fMomFreoZ;
2141                        //Float_t Mip_px = MIP->Px();
2142                        //Float_t Mip_py = MIP->Py();
2143                        //Float_t Mip_pz = MIP->Pz();
2144
2145
2146
2147                        //Float_t r = mom[0]*mom[0] + mom[1]*mom[1] + mom[2]*mom[2];
2148                        //Float_t rt = TMath::Sqrt(r);
2149                        //Float_t Mip_r = Mip_px*Mip_px + Mip_py*Mip_py + Mip_pz*Mip_pz;
2150                        //Float_t Mip_rt = TMath::Sqrt(Mip_r);
2151                        //Float_t coscerenkov = (mom[0]*Mip_px + mom[1]*Mip_py + mom[2]*Mip_pz)/(rt*Mip_rt+0.0000001);
2152                        //Float_t cherenkov = TMath::ACos(coscerenkov);
2153                        ckovangle->Fill(cherenkov,(float) 1);                           //Cerenkov angle calculus
2154                        //printf("Cherenkov: %f\n",cherenkov);
2155                        Float_t ckphi=TMath::ATan2(mom[0], mom[2]);
2156                        hckphi->Fill(ckphi,(float) 1);
2157
2158
2159                        //Float_t mix = MIP->Vx();
2160                        //Float_t miy = MIP->Vy();
2161                        Float_t mx = mipHit->X();
2162                        Float_t my = mipHit->Z();
2163                        //printf("FX %e, FY %e, VX %e, VY %e\n",cx,cy,mx,my);
2164                        Float_t dx = trackglob[0] - mx;
2165                        Float_t dy = trackglob[2] - my;
2166                        //printf("Dx:%f, Dy:%f\n",dx,dy);
2167                        Float_t final_radius = TMath::Sqrt(dx*dx+dy*dy);
2168                        //printf("Final radius:%f\n",final_radius);
2169                        radius->Fill(final_radius,(float) 1);
2170
2171                        phspectra1->Fill(energyckov*1e9,(float) 1);
2172                        phot++;
2173                      }
2174                    for (Int_t nmothers=0;nmothers<=ntracks;nmothers++){
2175                      if (cmother == nmothers){
2176                        if (closs == 4)
2177                          mothers2[cmother]++;
2178                        mothers[cmother]++;
2179                      }
2180                    }
2181                  }
2182              }
2183            }
2184
2185
2186            if(gAlice->TreeR())
2187              {
2188                Int_t nent=(Int_t)gAlice->TreeR()->GetEntries();
2189                gAlice->TreeR()->GetEvent(nent-1);
2190                TClonesArray *Rawclusters = pRICH->RawClustAddress(2);    //  Raw clusters branch
2191                //printf ("Rawclusters:%p",Rawclusters);
2192                Int_t nrawclusters = Rawclusters->GetEntriesFast();
2193
2194                if (nrawclusters) {
2195                  printf("Raw Clusters    : %d\n",nrawclusters);
2196                  for (Int_t hit=0;hit<nrawclusters;hit++) {
2197                    AliRICHRawCluster* rcHit = (AliRICHRawCluster*) pRICH->RawClustAddress(2)->UncheckedAt(hit);
2198                    //Int_t nchamber = rcHit->fChamber;     // chamber number
2199                    //Int_t nhit = cHit->fHitNumber;        // hit number
2200                    Int_t qtot = rcHit->fQ;                 // charge
2201                    Float_t fx  =  rcHit->fX;                 // x-position
2202                    Float_t fy  =  rcHit->fY;                 // y-position
2203                    //Int_t type = rcHit->fCtype;             // cluster type ?
2204                    Int_t mult = rcHit->fMultiplicity;      // How many pads form the cluster
2205                    pads += mult;
2206                    if (qtot > 0) {
2207                      //printf ("fx: %d, fy: %d\n",fx,fy);
2208                      if (fx>(x-4) && fx<(x+4)  && fy>(y-4) && fy<(y+4)) {
2209                        //printf("There %d \n",mult);
2210                        padmip+=mult;
2211                      } else {
2212                        padnumber->Fill(mult,(float) 1);
2213                        nraw++;
2214                        if (mult<4) Clcharge->Fill(qtot,(float) 1);
2215                      }
2216
2217                    }
2218                  }
2219                }
2220
2221
2222                TClonesArray *RecHits1D = pRICH->RecHitsAddress1D(2);
2223                Int_t nrechits1D = RecHits1D->GetEntriesFast();
2224                //printf (" nrechits:%d\n",nrechits);
2225
2226                if(nrechits1D)
2227                  {
2228                    for (Int_t hit=0;hit<nrechits1D;hit++) {
2229                      AliRICHRecHit1D* recHit1D = (AliRICHRecHit1D*) pRICH->RecHitsAddress1D(2)->UncheckedAt(hit);
2230                      Float_t r_omega = recHit1D->fOmega;                  // Cerenkov angle
2231                      Float_t *cer_pho = recHit1D->fCerPerPhoton;        // Cerenkov angle per photon
2232                      Int_t *padsx = recHit1D->fPadsUsedX;           // Pads Used fo reconstruction (x)
2233                      Int_t *padsy = recHit1D->fPadsUsedY;           // Pads Used fo reconstruction (y)
2234                      Int_t goodPhotons = recHit1D->fGoodPhotons;    // Number of pads used for reconstruction
2235
2236                      Omega1D->Fill(r_omega,(float) 1);
2237
2238                      for (Int_t i=0; i<goodPhotons; i++)
2239                        {
2240                          PhotonCer->Fill(cer_pho[i],(float) 1);
2241                          PadsUsed->Fill(padsx[i],padsy[i],1);
2242                          //printf("Angle:%f, pad: %d %d\n",cer_pho[i],padsx[i],padsy[i]);
2243                        }
2244
2245                      //printf("Omega: %f, Theta: %f, Phi: %f\n",r_omega,r_theta,r_phi);
2246                    }
2247                  }
2248
2249
2250                TClonesArray *RecHits3D = pRICH->RecHitsAddress3D(2);
2251                Int_t nrechits3D = RecHits3D->GetEntriesFast();
2252                //printf (" nrechits:%d\n",nrechits);
2253
2254                if(nrechits3D)
2255                  {
2256                    recEffEvent = 0;
2257
2258                    //for (Int_t hit=0;hit<nrechits3D;hit++) {
2259                    AliRICHRecHit3D* recHit3D = (AliRICHRecHit3D*) pRICH->RecHitsAddress3D(2)->UncheckedAt(track);
2260                    Float_t r_omega    = recHit3D->fOmega;                  // Cerenkov angle
2261                    Float_t r_theta    = recHit3D->fTheta;                  // Theta angle of incidence
2262                    Float_t r_phi      = recHit3D->fPhi;                    // Phi angle if incidence
2263                    Float_t meanradius = recHit3D->fMeanRadius;              // Mean radius for reconstructed point
2264                    Float_t originalOmega = recHit3D->fOriginalOmega;       // Real Cerenkov angle
2265                    Float_t originalTheta = recHit3D->fOriginalTheta;       // Real incidence angle
2266                    Float_t originalPhi = recHit3D->fOriginalPhi;           // Real azimuthal angle
2267
2268
2269                    //correction to track cerenkov angle
2270                    originalOmega = (Float_t) ckovangle->GetMean();
2271
2272                    if(diaglevel == 4)
2273                      {
2274                        printf("\nMean cerenkov angle: %f\n", originalOmega);
2275                        printf("Reconstructed cerenkov angle: %f\n",r_omega);
2276                      }
2277
2278                    Float_t omegaError = TMath::Abs(originalOmega - r_omega);
2279                    Float_t thetaError = TMath::Abs(originalTheta - r_theta);
2280                    Float_t phiError   = TMath::Abs(originalPhi - r_phi);
2281
2282
2283                    if(TMath::Abs(omegaError) < 0.015)
2284                      recEffEvent += 1;
2285
2286                    Omega3D->Fill(r_omega,(float) 1);
2287                    Theta->Fill(r_theta*180/TMath::Pi(),(float) 1);
2288                    Phi->Fill(r_phi*180/TMath::Pi()-180,(float) 1);
2289                    MeanRadius->Fill(meanradius,(float) 1);
2290                    identification->Fill(PTfinal, r_omega,1);
2291                    OriginalOmega->Fill(originalOmega, (float) 1);
2292                    OriginalTheta->Fill(originalTheta, (float) 1);
2293                    OriginalPhi->Fill(TMath::Abs(originalPhi), (float) 1);
2294                    OmegaError->Fill(omegaError, (float) 1);
2295                    ThetaError->Fill(thetaError, (float) 1);
2296                    PhiError->Fill(phiError, (float) 1);
2297
2298                    recEffEvent = recEffEvent;
2299                    recEffTotal += recEffEvent;
2300
2301                    Float_t pioncer = acos(sqrt((.139*.139+PTfinal*PTfinal)/(PTfinal*PTfinal*1.285*1.285)));
2302                    Float_t kaoncer = acos(sqrt((.439*.439+PTfinal*PTfinal)/(PTfinal*PTfinal*1.285*1.285)));
2303                    Float_t protoncer = acos(sqrt((.938*.938+PTfinal*PTfinal)/(PTfinal*PTfinal*1.285*1.285)));
2304
2305                    Float_t piondist = TMath::Abs(r_omega - pioncer);
2306                    Float_t kaondist = TMath::Abs(r_omega - kaoncer);
2307                    Float_t protondist = TMath::Abs(r_omega - protoncer);
2308
2309                    if(diaglevel == 4)
2310                      {
2311                        if(pioncer<r_omega)
2312                          {
2313                            printf("Identified as a PION!\n");
2314                            pionCount += 1;
2315                          }
2316                        if(kaoncer<r_omega && pioncer>r_omega)
2317                          {
2318                            if(kaondist>piondist)
2319                              {
2320                                printf("Identified as a PION!\n");
2321                                pionCount += 1;
2322                              }
2323                            else
2324                              {
2325                                printf("Identified as a KAON!\n");
2326                                kaonCount += 1;
2327                              }
2328                          }                       }
2329                        if(protoncer<r_omega && kaoncer>r_omega)
2330                          {
2331                            if(kaondist>protondist)
2332                              {
2333                                printf("Identified as a PROTON!\n");
2334                                protonCount += 1;
2335                              }
2336                            else
2337                              {
2338                                printf("Identified as a KAON!\n");
2339                                pionCount += 1;
2340                              }
2341                          }
2342                        if(protoncer>r_omega)
2343                          {
2344                            printf("Identified as a PROTON!\n");
2345                            protonCount += 1;
2346                          }
2347
2348                        printf("\nReconstruction efficiency: %5.2f%%\n", recEffEvent*100);
2349                  }
2350              }
2351        }
2352
2353
2354        for (Int_t nmothers=0;nmothers<ntracks;nmothers++){
2355          totalphotonstrack->Fill(mothers[nmothers],(float) 1);
2356          mother->Fill(mothers2[nmothers],(float) 1);
2357        }
2358
2359        clusev->Fill(nraw,(float) 1);
2360        photev->Fill(phot,(float) 1);
2361        feedev->Fill(feed,(float) 1);
2362        padsmip->Fill(padmip,(float) 1);
2363        padscl->Fill(pads,(float) 1);
2364        phot = 0;
2365        feed = 0;
2366        pads = 0;
2367        nraw=0;
2368        padmip=0;
2369
2370
2371
2372        gAlice->ResetDigits();
2373        gAlice->TreeD()->GetEvent(0);
2374
2375        if (diaglevel < 4)
2376          {
2377
2378
2379            TClonesArray *Digits  = pRICH->DigitsAddress(2);
2380            Int_t ndigits = Digits->GetEntriesFast();
2381            printf("Digits          : %d\n",ndigits);
2382            padsev->Fill(ndigits,(float) 1);
2383            for (Int_t hit=0;hit<ndigits;hit++) {
2384              AliRICHDigit* dHit = (AliRICHDigit*) Digits->UncheckedAt(hit);
2385              Int_t qtot = dHit->Signal();                // charge
2386              Int_t ipx  = dHit->PadX();               // pad number on X
2387              Int_t ipy  = dHit->PadY();               // pad number on Y
2388              //printf("%d, %d\n",ipx,ipy);
2389              if( ipx<=100 && ipy <=100) hc0->Fill(ipx,ipy,(float) qtot);
2390            }
2391          }
2392
2393        if (diaglevel == 5)
2394          {
2395            for (Int_t ich=0;ich<7;ich++)
2396              {
2397                TClonesArray *Digits = pRICH->DigitsAddress(ich);    //  Raw clusters branch
2398                Int_t ndigits = Digits->GetEntriesFast();
2399                //printf("Digits:%d\n",ndigits);
2400                padsev->Fill(ndigits,(float) 1);
2401                if (ndigits) {
2402                  for (Int_t hit=0;hit<ndigits;hit++) {
2403                    AliRICHDigit* dHit = (AliRICHDigit*) Digits->UncheckedAt(hit);
2404                    Int_t qtot = dHit->Signal();                // charge
2405                    Int_t ipx  = dHit->PadX();               // pad number on X
2406                    Int_t ipy  = dHit->PadY();               // pad number on Y
2407                    if( ipx<=100 && ipy <=100 && ich==2) hc0->Fill(ipx,ipy,(float) qtot);
2408                    if( ipx<=162 && ipy <=162 && ich==0) hc1->Fill(ipx,ipy,(float) qtot);
2409                    if( ipx<=162 && ipy <=162 && ich==1) hc2->Fill(ipx,ipy,(float) qtot);
2410                    if( ipx<=162 && ipy <=162 && ich==2) hc3->Fill(ipx,ipy,(float) qtot);
2411                    if( ipx<=162 && ipy <=162 && ich==3) hc4->Fill(ipx,ipy,(float) qtot);
2412                    if( ipx<=162 && ipy <=162 && ich==4) hc5->Fill(ipx,ipy,(float) qtot);
2413                    if( ipx<=162 && ipy <=162 && ich==5) hc6->Fill(ipx,ipy,(float) qtot);
2414                    if( ipx<=162 && ipy <=162 && ich==6) hc7->Fill(ipx,ipy,(float) qtot);
2415                  }
2416                }
2417              }
2418          }
2419    }
2420
2421    if(diaglevel == 4)
2422      {
2423
2424        Stat_t omegaE;
2425        Stat_t thetaE;
2426        Stat_t phiE;
2427
2428        Stat_t omegaO;
2429        Stat_t thetaO;
2430        Stat_t phiO;
2431
2432        for(Int_t i=0;i<99;i++)
2433          {
2434            omegaE = OriginalOmega->GetBinContent(i);
2435            if(omegaE != 0)
2436              {
2437                omegaO = Omega3D->GetBinContent(i);
2438                chiSquareOmega += (TMath::Power(omegaE,2) - TMath::Power(omegaO,2))/omegaO;
2439              }
2440
2441            thetaE = OriginalTheta->GetBinContent(i);
2442            if(thetaE != 0)
2443              {
2444                thetaO = Theta->GetBinContent(i);
2445                chiSquareTheta += (TMath::Power(thetaE,2) - TMath::Power(thetaO,2))/thetaO;
2446              }
2447
2448            phiE = OriginalPhi->GetBinContent(i);
2449            if(phiE != 0)
2450              {
2451                phiO = Phi->GetBinContent(i);
2452                chiSquarePhi += (TMath::Power(phiE,2) - TMath::Power(phiO,2))/phiO;
2453              }
2454          }
2455
2456
2457
2458        printf("\nChi square test values:   Omega - %f\n", chiSquareOmega);
2459        printf("                          Theta - %f\n", chiSquareTheta);
2460        printf("                          Phi   - %f\n", chiSquarePhi);
2461
2462        printf("\nKolmogorov test values:   Omega - %5.4f\n", Omega3D->KolmogorovTest(OriginalOmega));
2463        printf("                          Theta - %5.4f\n", Theta->KolmogorovTest(OriginalTheta));
2464        printf("                          Phi   - %5.4f\n", Phi->KolmogorovTest(OriginalPhi));
2465
2466        recEffTotal = recEffTotal/evNumber2;
2467        printf("\nTotal reconstruction efficiency: %5.2f%%\n", recEffTotal*100);
2468        printf("\n Pions: %d\n Kaons: %d\n Protons:%d\n",pionCount, kaonCount, protonCount);
2469
2470      }
2471
2472
2473    //Create canvases, set the view range, show histograms
2474
2475    TCanvas *c1 = 0;
2476    TCanvas *c2 = 0;
2477    TCanvas *c3 = 0;
2478    TCanvas *c4 = 0;
2479    TCanvas *c5 = 0;
2480    TCanvas *c6 = 0;
2481    TCanvas *c7 = 0;
2482    TCanvas *c8 = 0;
2483    TCanvas *c9 = 0;
2484    TCanvas *c10 = 0;
2485    TCanvas *c11 = 0;
2486    TCanvas *c12 = 0;
2487    TCanvas *c13 = 0;
2488
2489
2490    TStyle *mystyle=new TStyle("Plain","mystyle");
2491    mystyle->SetPalette(1,0);
2492    mystyle->SetFuncColor(2);
2493    mystyle->SetDrawBorder(0);
2494    mystyle->SetTitleBorderSize(0);
2495    mystyle->SetOptFit(1111);
2496    mystyle->cd();
2497
2498
2499    TClonesArray *RecHits3D = pRICH->RecHitsAddress3D(2);
2500    Int_t nrechits3D = RecHits3D->GetEntriesFast();
2501    TClonesArray *RecHits1D = pRICH->RecHitsAddress1D(2);
2502    Int_t nrechits1D = RecHits1D->GetEntriesFast();
2503
2504   switch(diaglevel)
2505      {
2506      case 1:
2507
2508        c1 = new TCanvas("c1","Alice RICH digits",50,50,300,350);
2509        hc0->SetXTitle("ix (npads)");
2510        hc0->Draw("colz");
2511
2512        c2 = new TCanvas("c2","Hits per type",100,100,600,700);
2513        c2->Divide(2,2);
2514        //c4->SetFillColor(42);
2515
2516        c2->cd(1);
2517        feedback->SetXTitle("x (cm)");
2518        feedback->SetYTitle("y (cm)");
2519        feedback->Draw("colz");
2520
2521        c2->cd(2);
2522        //mip->SetFillColor(5);
2523        mip->SetXTitle("x (cm)");
2524        mip->SetYTitle("y (cm)");
2525        mip->Draw("colz");
2526
2527        c2->cd(3);
2528        //cerenkov->SetFillColor(5);
2529        cerenkov->SetXTitle("x (cm)");
2530        cerenkov->SetYTitle("y (cm)");
2531        cerenkov->Draw("colz");
2532
2533        c2->cd(4);
2534        //h->SetFillColor(5);
2535        h->SetXTitle("x (cm)");
2536        h->SetYTitle("y (cm)");
2537        h->Draw("colz");
2538
2539        c3 = new TCanvas("c3","Hits distribution",150,150,600,350);
2540        c3->Divide(2,1);
2541        //c10->SetFillColor(42);
2542
2543        c3->cd(1);
2544        hitsX->SetFillColor(5);
2545        hitsX->SetXTitle("(cm)");
2546        hitsX->Draw();
2547
2548        c3->cd(2);
2549        hitsY->SetFillColor(5);
2550        hitsY->SetXTitle("(cm)");
2551        hitsY->Draw();
2552
2553
2554        break;
2555      case 2:
2556
2557        c4 = new TCanvas("c4","Photon Spectra",50,50,600,350);
2558        c4->Divide(2,1);
2559
2560        c4->cd(1);
2561        phspectra2->SetFillColor(5);
2562        phspectra2->SetXTitle("energy (eV)");
2563        phspectra2->Draw();
2564        c4->cd(2);
2565        phspectra1->SetFillColor(5);
2566        phspectra1->SetXTitle("energy (eV)");
2567        phspectra1->Draw();
2568
2569        c5 = new TCanvas("c5","Particles Spectra",100,100,600,700);
2570        c5->Divide(2,2);
2571
2572        c5->cd(1);
2573        pionspectra->SetFillColor(5);
2574        pionspectra->SetXTitle("(GeV)");
2575        pionspectra->Draw();
2576
2577        c5->cd(2);
2578        protonspectra->SetFillColor(5);
2579        protonspectra->SetXTitle("(GeV)");
2580        protonspectra->Draw();
2581
2582        c5->cd(3);
2583        kaonspectra->SetFillColor(5);
2584        kaonspectra->SetXTitle("(GeV)");
2585        kaonspectra->Draw();
2586
2587        c5->cd(4);
2588        chargedspectra->SetFillColor(5);
2589        chargedspectra->SetXTitle("(GeV)");
2590        chargedspectra->Draw();
2591
2592        break;
2593
2594      case 3:
2595
2596
2597        if(gAlice->TreeR())
2598          {
2599            c6=new TCanvas("c6","Clusters Statistics",50,50,600,700);
2600            c6->Divide(2,2);
2601
2602            c6->cd(1);
2603            Clcharge->SetFillColor(5);
2604            Clcharge->SetXTitle("ADC counts");
2605            if (evNumber2>10)
2606              {
2607                Clcharge->Fit("expo");
2608              }
2609            Clcharge->Draw();
2610
2611            c6->cd(2);
2612            padnumber->SetFillColor(5);
2613            padnumber->SetXTitle("(counts)");
2614            padnumber->Draw();
2615
2616            c6->cd(3);
2617            clusev->SetFillColor(5);
2618            clusev->SetXTitle("(counts)");
2619            if (evNumber2>10)
2620              {
2621                clusev->Fit("gaus");
2622                //gaus->SetLineColor(2);
2623                //gaus->SetLineWidth(3);
2624              }
2625            clusev->Draw();
2626
2627            c6->cd(4);
2628            padsmip->SetFillColor(5);
2629            padsmip->SetXTitle("(counts)");
2630            padsmip->Draw();
2631          }
2632
2633        if(evNumber2<1)
2634          {
2635            c11 = new TCanvas("c11","Cherenkov per Mip",400,10,600,700);
2636            mother->SetFillColor(5);
2637            mother->SetXTitle("counts");
2638            mother->Draw();
2639          }
2640
2641        c7 = new TCanvas("c7","Production Statistics",100,100,600,700);
2642        c7->Divide(2,2);
2643        //c7->SetFillColor(42);
2644
2645        c7->cd(1);
2646        totalphotonsevent->SetFillColor(5);
2647        totalphotonsevent->SetXTitle("Photons (counts)");
2648        if (evNumber2>10)
2649            {
2650              totalphotonsevent->Fit("gaus");
2651              //gaus->SetLineColor(2);
2652              //gaus->SetLineWidth(3);
2653            }
2654        totalphotonsevent->Draw();
2655
2656        c7->cd(2);
2657        photev->SetFillColor(5);
2658        photev->SetXTitle("(counts)");
2659        if (evNumber2>10)
2660          {
2661            photev->Fit("gaus");
2662            //gaus->SetLineColor(2);
2663            //gaus->SetLineWidth(3);
2664          }
2665        photev->Draw();
2666
2667        c7->cd(3);
2668        feedev->SetFillColor(5);
2669        feedev->SetXTitle("(counts)");
2670        if (evNumber2>10)
2671          {
2672            feedev->Fit("gaus");
2673          }
2674        feedev->Draw();
2675
2676        c7->cd(4);
2677        padsev->SetFillColor(5);
2678        padsev->SetXTitle("(counts)");
2679        if (evNumber2>10)
2680          {
2681            padsev->Fit("gaus");
2682          }
2683        padsev->Draw();
2684
2685        break;
2686
2687      case 4:
2688
2689
2690        if(nrechits3D)
2691          {
2692            c8 = new TCanvas("c8","3D reconstruction of Phi angle",50,50,300,1050);
2693            c8->Divide(1,3);
2694            //c2->SetFillColor(42);
2695
2696
2697            // data per hit
2698            c8->cd(1);
2699            hitsPhi->SetFillColor(5);
2700            if (evNumber2>10)
2701              hitsPhi->Fit("gaus");
2702            hitsPhi->Draw();
2703
2704             //data per track
2705            c8->cd(2);
2706            OriginalPhi->SetFillColor(5);
2707            if (evNumber2>10)
2708              OriginalPhi->Fit("gaus");
2709            OriginalPhi->Draw();
2710
2711            //recontructed data
2712            c8->cd(3);
2713            Phi->SetFillColor(5);
2714            if (evNumber2>10)
2715              Phi->Fit("gaus");
2716            Phi->Draw();
2717
2718            c9 = new TCanvas("c9","3D reconstruction of theta angle",75,75,300,1050);
2719            c9->Divide(1,3);
2720
2721            // data per hit
2722            c9->cd(1);
2723            hitsTheta->SetFillColor(5);
2724            if (evNumber2>10)
2725              hitsTheta->Fit("gaus");
2726            hitsTheta->Draw();
2727
2728            //data per track
2729            c9->cd(2);
2730            OriginalTheta->SetFillColor(5);
2731            if (evNumber2>10)
2732              OriginalTheta->Fit("gaus");
2733            OriginalTheta->Draw();
2734
2735            //recontructed data
2736            c9->cd(3);
2737            Theta->SetFillColor(5);
2738            if (evNumber2>10)
2739              Theta->Fit("gaus");
2740            Theta->Draw();
2741
2742            c10 = new TCanvas("c10","3D reconstruction of cherenkov angle",100,100,300,1050);
2743            c10->Divide(1,3);
2744
2745            // data per hit
2746            c10->cd(1);
2747            ckovangle->SetFillColor(5);
2748            ckovangle->SetXTitle("angle (radians)");
2749            if (evNumber2>10)
2750              ckovangle->Fit("gaus");
2751            ckovangle->Draw();
2752
2753            //data per track
2754            c10->cd(2);
2755            OriginalOmega->SetFillColor(5);
2756            OriginalOmega->SetXTitle("angle (radians)");
2757            if (evNumber2>10)
2758              OriginalOmega->Fit("gaus");
2759            OriginalOmega->Draw();
2760
2761            //recontructed data
2762            c10->cd(3);
2763            Omega3D->SetFillColor(5);
2764            Omega3D->SetXTitle("angle (radians)");
2765            if (evNumber2>10)
2766              Omega3D->Fit("gaus");
2767            Omega3D->Draw();
2768
2769
2770            c11 = new TCanvas("c11","3D reconstruction of mean radius",125,125,300,700);
2771            c11->Divide(1,2);
2772
2773            // data per hit
2774            c11->cd(1);
2775            radius->SetFillColor(5);
2776            radius->SetXTitle("radius (cm)");
2777            radius->Draw();
2778
2779            //recontructed data
2780            c11->cd(2);
2781            MeanRadius->SetFillColor(5);
2782            MeanRadius->SetXTitle("radius (cm)");
2783            MeanRadius->Draw();
2784
2785
2786            c12 = new TCanvas("c12","Cerenkov angle vs. Momentum",150,150,550,350);
2787
2788            c12->cd(1);
2789            identification->SetFillColor(5);
2790            identification->SetXTitle("Momentum (GeV/c)");
2791            identification->SetYTitle("Cherenkov angle (radians)");
2792
2793            TF1 *pionplot = new TF1("pion","acos(sqrt((.139*.139+x*x)/(x*x*1.285*1.285)))",1,5);
2794            TF1 *kaonplot = new TF1("kaon","acos(sqrt((.439*.439+x*x)/(x*x*1.285*1.285)))",1,5);
2795            TF1 *protonplot = new TF1("proton","acos(sqrt((.938*.938+x*x)/(x*x*1.285*1.285)))",1,5);
2796
2797            identification->Draw();
2798
2799            pionplot->SetLineColor(5);
2800            pionplot->Draw("same");
2801
2802            kaonplot->SetLineColor(4);
2803            kaonplot->Draw("same");
2804
2805            protonplot->SetLineColor(3);
2806            protonplot->Draw("same");
2807
2808            c13 = new TCanvas("c13","Reconstruction Errors",200,200,900,350);
2809            c13->Divide(3,1);
2810
2811            c13->cd(1);
2812            PhiError->SetFillColor(5);
2813            if (evNumber2>10)
2814              PhiError->Fit("gaus");
2815            PhiError->Draw();
2816            c13->cd(2);
2817            ThetaError->SetFillColor(5);
2818            if (evNumber2>10)
2819              ThetaError->Fit("gaus");
2820            ThetaError->Draw();
2821            c13->cd(3);
2822            OmegaError->SetFillColor(5);
2823            OmegaError->SetXTitle("angle (radians)");
2824            if (evNumber2>10)
2825              OmegaError->Fit("gaus");
2826            OmegaError->Draw();
2827
2828          }
2829
2830        if(nrechits1D)
2831          {
2832            c9 = new TCanvas("c9","1D Reconstruction",100,100,1100,700);
2833            c9->Divide(3,2);
2834            //c5->SetFillColor(42);
2835
2836            c9->cd(1);
2837            ckovangle->SetFillColor(5);
2838            ckovangle->SetXTitle("angle (radians)");
2839            ckovangle->Draw();
2840
2841            c9->cd(2);
2842            radius->SetFillColor(5);
2843            radius->SetXTitle("radius (cm)");
2844            radius->Draw();
2845
2846            c9->cd(3);
2847            hc0->SetXTitle("pads");
2848            hc0->Draw("box");
2849
2850            c9->cd(5);
2851            Omega1D->SetFillColor(5);
2852            Omega1D->SetXTitle("angle (radians)");
2853            Omega1D->Draw();
2854
2855            c9->cd(4);
2856            PhotonCer->SetFillColor(5);
2857            PhotonCer->SetXTitle("angle (radians)");
2858            PhotonCer->Draw();
2859
2860            c9->cd(6);
2861            PadsUsed->SetXTitle("pads");
2862            PadsUsed->Draw("box");
2863          }
2864
2865        break;
2866
2867      case 5:
2868
2869        printf("Drawing histograms.../n");
2870
2871        c10 = new TCanvas("c10","Alice RICH digits",50,50,1200,700);
2872        c1->Divide(4,2);
2873
2874        c10->cd(1);
2875        hc1->SetXTitle("ix (npads)");
2876        hc1->Draw("box");
2877        c10->cd(2);
2878        hc2->SetXTitle("ix (npads)");
2879        hc2->Draw("box");
2880        c10->cd(3);
2881        hc3->SetXTitle("ix (npads)");
2882        hc3->Draw("box");
2883        c10->cd(4);
2884        hc4->SetXTitle("ix (npads)");
2885        hc4->Draw("box");
2886        c10->cd(5);
2887        hc5->SetXTitle("ix (npads)");
2888        hc5->Draw("box");
2889        c10->cd(6);
2890        hc6->SetXTitle("ix (npads)");
2891        hc6->Draw("box");
2892        c10->cd(7);
2893        hc7->SetXTitle("ix (npads)");
2894        hc7->Draw("box");
2895        c10->cd(8);
2896        hc0->SetXTitle("ix (npads)");
2897        hc0->Draw("box");
2898        c11 = new TCanvas("c11","Hits per type",100,100,600,700);
2899        c11->Divide(2,2);
2900
2901        c11->cd(1);
2902        feedback->SetXTitle("x (cm)");
2903        feedback->SetYTitle("y (cm)");
2904        feedback->Draw();
2905
2906        c11->cd(2);
2907        mip->SetXTitle("x (cm)");
2908        mip->SetYTitle("y (cm)");
2909        mip->Draw();
2910
2911        c11->cd(3);
2912        cerenkov->SetXTitle("x (cm)");
2913        cerenkov->SetYTitle("y (cm)");
2914        cerenkov->Draw();
2915
2916        c11->cd(4);
2917        h->SetXTitle("x (cm)");
2918        h->SetYTitle("y (cm)");
2919        h->Draw();
2920
2921        c12 = new TCanvas("c12","Hits distribution",150,150,600,350);
2922        c12->Divide(2,1);
2923
2924        c12->cd(1);
2925        hitsX->SetFillColor(5);
2926        hitsX->SetXTitle("(cm)");
2927        hitsX->Draw();
2928
2929        c12->cd(2);
2930        hitsY->SetFillColor(5);
2931        hitsY->SetXTitle("(cm)");
2932        hitsY->Draw();
2933
2934        break;
2935
2936      }
2937
2938
2939    printf("\nEnd of analysis\n");
2940    printf("**********************************\n");
2941 }//void AliRICHv3::DiagnosticsSE(Int_t diaglevel,Int_t evNumber1,Int_t evNumber2)
2942
2943 //__________________________________________________________________________________________________
2944 void AliRICHv3::MakeBranch(Option_t* option)
2945 {//Create Tree branches for the RICH.
2946   if(GetDebug())Info("MakeBranch","Start with option= %s.",option);
2947
2948   const Int_t kBufferSize = 4000;
2949   char branchname[20];
2950
2951
2952   const char *cH = strstr(option,"H");
2953   const char *cD = strstr(option,"D");
2954   const char *cR = strstr(option,"R");
2955   const char *cS = strstr(option,"S");
2956
2957
2958   if(cH&&TreeH()){
2959     if(!fHits) fHits=new TClonesArray("AliRICHhit",1000  );
2960     if(!fCerenkovs) fCerenkovs  = new TClonesArray("AliRICHCerenkov",1000);
2961     MakeBranchInTree(TreeH(),"RICHCerenkov", &fCerenkovs, kBufferSize, 0) ;
2962
2963     if(!fSDigits) fSDigits    = new TClonesArray("AliRICHdigit",100000);
2964     MakeBranchInTree(TreeH(),"RICHSDigits", &fSDigits, kBufferSize, 0) ;
2965   }
2966   AliDetector::MakeBranch(option);//this is after cH because we need to guarantee that fHits array is created
2967
2968   if(cS&&fLoader->TreeS()){
2969     if(!fSDigits) fSDigits=new TClonesArray("AliRICHdigit",100000);
2970     MakeBranchInTree(fLoader->TreeS(),"RICH",&fSDigits,kBufferSize,0) ;
2971   }
2972
2973   int i;
2974   if (cD&&fLoader->TreeD()){
2975     if(!fDchambers){
2976       fDchambers=new TObjArray(kNCH);    // one branch for digits per chamber
2977       for(i=0;i<kNCH;i++){
2978         fDchambers->AddAt(new TClonesArray("AliRICHDigit",10000), i);
2979       }
2980     }
2981     for (i=0; i<kNCH ;i++)
2982       {
2983         sprintf(branchname,"%sDigits%d",GetName(),i+1);
2984         MakeBranchInTree(fLoader->TreeD(),branchname, &((*fDchambers)[i]), kBufferSize, 0);
2985       }
2986    }
2987
2988   if (cR&&gAlice->TreeR()){//one branch for raw clusters per chamber
2989     Int_t i;
2990     if (fRawClusters == 0x0 )
2991      {
2992        fRawClusters = new TObjArray(kNCH);
2993        for (i=0; i<kNCH ;i++)
2994          {
2995            fRawClusters->AddAt(new TClonesArray("AliRICHRawCluster",10000), i);
2996          }
2997      }
2998
2999     if (fRecHits1D == 0x0)
3000      {
3001         fRecHits1D = new TObjArray(kNCH);
3002         for (i=0; i<kNCH ;i++)
3003          {
3004           fRecHits1D->AddAt(new TClonesArray("AliRICHRecHit1D",1000), i);
3005          }
3006      }
3007
3008     if (fRecHits3D == 0x0)
3009      {
3010         fRecHits3D = new TObjArray(kNCH);
3011         for (i=0; i<kNCH ;i++)
3012          {
3013           fRecHits3D->AddAt(new TClonesArray("AliRICHRecHit3D",1000), i);
3014          }
3015      }
3016
3017     for (i=0; i<kNCH ;i++){
3018        sprintf(branchname,"%sRawClusters%d",GetName(),i+1);
3019        MakeBranchInTree(gAlice->TreeR(),branchname, &((*fRawClusters)[i]), kBufferSize, 0);
3020        sprintf(branchname,"%sRecHits1D%d",GetName(),i+1);
3021        MakeBranchInTree(fLoader->TreeR(),branchname, &((*fRecHits1D)[i]), kBufferSize, 0);
3022        sprintf(branchname,"%sRecHits3D%d",GetName(),i+1);
3023        MakeBranchInTree(fLoader->TreeR(),branchname, &((*fRecHits3D)[i]), kBufferSize, 0);
3024      }
3025    }//if (cR && gAlice->TreeR())
3026   if(GetDebug())Info("MakeBranch","Stop.");
3027 }
3028 //______________________________________________________________________________
3029 void AliRICHv3::SetTreeAddress()
3030 {//Set branch address for the Hits and Digits Tree.
3031   if(GetDebug())Info("SetTreeAddress","Start.");
3032
3033   char branchname[20];
3034   Int_t i;
3035
3036
3037   TBranch *branch;
3038   TTree *treeH = fLoader->TreeH();
3039   TTree *treeD = fLoader->TreeD();
3040   TTree *treeR = fLoader->TreeR();
3041   TTree *treeS = fLoader->TreeS();
3042
3043   if(treeH){
3044     if(GetDebug())Info("SetTreeAddress","tree H is requested.");
3045     if(fHits==0x0) fHits=new TClonesArray("AliRICHhit",1000);
3046
3047     branch = treeH->GetBranch("RICHCerenkov");
3048     if(branch){
3049       if (fCerenkovs == 0x0) fCerenkovs  = new TClonesArray("AliRICHCerenkov",1000);
3050         branch->SetAddress(&fCerenkovs);
3051     }
3052
3053       branch = treeH->GetBranch("RICHSDigits");
3054       if (branch)
3055        {
3056          if (fSDigits == 0x0) fSDigits    = new TClonesArray("AliRICHdigit",100000);
3057          branch->SetAddress(&fSDigits);
3058        }
3059   }//if(treeH)
3060
3061    //this is after TreeH because we need to guarantee that fHits array is created
3062   AliDetector::SetTreeAddress();
3063
3064   if(treeS){
3065     if(GetDebug())Info("SetTreeAddress","tree S is requested.");
3066     branch = treeS->GetBranch("RICH");
3067     if(branch){
3068       if(!fSDigits) fSDigits=new TClonesArray("AliRICHdigit",100000);
3069       branch->SetAddress(&fSDigits);
3070     }
3071   }
3072
3073
3074   if(treeD){
3075     if(GetDebug())Info("SetTreeAddress","tree D is requested.");
3076
3077       if (fDchambers == 0x0)
3078         {
3079            fDchambers = new TObjArray(kNCH);
3080            for (i=0; i<kNCH ;i++)
3081              {
3082                fDchambers->AddAt(new TClonesArray("AliRICHDigit",10000), i);
3083              }
3084         }
3085
3086       for (i=0; i<kNCH; i++) {
3087         sprintf(branchname,"%sDigits%d",GetName(),i+1);
3088         if (fDchambers) {
3089            branch = treeD->GetBranch(branchname);
3090            if (branch) branch->SetAddress(&((*fDchambers)[i]));
3091         }
3092       }
3093     }
3094
3095   if(treeR){
3096     if(GetDebug())Info("SetTreeAddress","tree R is requested.");
3097
3098     if (fRawClusters == 0x0 )
3099      {
3100        fRawClusters = new TObjArray(kNCH);
3101        for (i=0; i<kNCH ;i++)
3102          {
3103            fRawClusters->AddAt(new TClonesArray("AliRICHRawCluster",10000), i);
3104          }
3105      }
3106
3107     if (fRecHits1D == 0x0)
3108      {
3109         fRecHits1D = new TObjArray(kNCH);
3110         for (i=0; i<kNCH ;i++)
3111          {
3112           fRecHits1D->AddAt(new TClonesArray("AliRICHRecHit1D",1000), i);
3113          }
3114      }
3115
3116     if (fRecHits3D == 0x0)
3117      {
3118         fRecHits3D = new TObjArray(kNCH);
3119         for (i=0; i<kNCH ;i++)
3120          {
3121           fRecHits3D->AddAt(new TClonesArray("AliRICHRecHit3D",1000), i);
3122          }
3123      }
3124
3125     for (i=0; i<kNCH; i++) {
3126           sprintf(branchname,"%sRawClusters%d",GetName(),i+1);
3127           if (fRawClusters) {
3128               branch = treeR->GetBranch(branchname);
3129               if (branch) branch->SetAddress(&((*fRawClusters)[i]));
3130           }
3131     }
3132
3133     for (i=0; i<kNCH; i++) {
3134         sprintf(branchname,"%sRecHits1D%d",GetName(),i+1);
3135         if (fRecHits1D) {
3136           branch = treeR->GetBranch(branchname);
3137           if (branch) branch->SetAddress(&((*fRecHits1D)[i]));
3138           }
3139      }
3140
3141      for (i=0; i<kNCH; i++) {
3142         sprintf(branchname,"%sRecHits3D%d",GetName(),i+1);
3143         if (fRecHits3D) {
3144           branch = treeR->GetBranch(branchname);
3145           if (branch) branch->SetAddress(&((*fRecHits3D)[i]));
3146           }
3147       }
3148
3149   }//if(treeR)
3150   if(GetDebug())Info("SetTreeAddress","Stop.");
3151 }//void AliRICHv3::SetTreeAddress()