]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - TOF/AliTOFv0.cxx
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[u/mrichter/AliRoot.git] / TOF / AliTOFv0.cxx
index ae5583e69a6bac0f5d3fdc5c57ad490d3e0c5cca..05aef4b265cf339566107c0d75e5a6e3afd29db5 100644 (file)
 /* $Id$ */
 
 ///////////////////////////////////////////////////////////////////////////////
-//
+//                                                                           //
 //  This class contains the functions for version 0 of the Time Of Flight    //
 //  detector.                                                                //
-//
-//  VERSION WITH 5 MODULES AND TILTED STRIPS 
-//  NO HITS DEFINED BY DEFAULT FOR THIS VERSION
-//   FULL COVERAGE VERSION
-//
-//   Authors:
-//
-//   Alessio Seganti
-//   Domenico Vicinanza
-//
-//   University of Salerno - Italy
-//
-//   Fabrizio Pierella
-//   University of Bologna - Italy
-//
-//
-//Begin_Html
-/*
-<img src="picts/AliTOFv0Class.gif">
-*/
-//End_Html
+//                                                                           //
+//  VERSION WITH 5 MODULES AND TILTED STRIPS                                 //
+//  NO HITS DEFINED BY DEFAULT FOR THIS VERSION                              //
+//   FULL COVERAGE VERSION                                                   //
+//                                                                           //
+//   Authors:                                                                //
+//                                                                           //
+//   Alessio Seganti                                                         //
+//   Domenico Vicinanza                                                      //
+//                                                                           //
+//   University of Salerno - Italy                                           //
+//                                                                           //
+//   Fabrizio Pierella                                                       //
+//   University of Bologna - Italy                                           //
+//                                                                           //
+//                                                                           //
+//Begin_Html                                                                 //
+/*                                                                           //
+<img src="picts/AliTOFv0Class.gif">                                          //
+*/                                                                           //
+//End_Html                                                                   //
 //                                                                           //
 ///////////////////////////////////////////////////////////////////////////////
 
@@ -56,6 +56,8 @@
 #include "AliConst.h"
 #include "AliRun.h"
 #include "AliTOFv0.h"
+#include "AliTOFConstants.h" // AdC
+#include "AliMC.h"
  
 ClassImp(AliTOFv0)
  
@@ -437,19 +439,23 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
   Float_t gap  = fGapA+0.5; //cm  updated distance between the strip axis
   Float_t zpos = 0;
   Float_t ang  = 0;
-  Int_t i=1,j=1;
+  Int_t j=1; // AdC
   nrot  = 0;
   zcoor = 0;
   ycoor = -14.5 + kspace ; //2 cm over front plate
 
   AliMatrix (idrotm[0],  90.,  0.,90.,90.,0., 90.);   
-  gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY");
 
-     printf("%f,  St. %2i, Pl.3 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+  Int_t centerLoc= (Int_t)(fNStripA/2.) + 1; // AdC
 
+  //gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY");
+  gMC->Gspos("FSTR",centerLoc,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY"); // AdC
+  if(fDebug>=1) {
+    printf("%s: %f,  St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,j); // AdC
+    printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+  }
   zcoor -= zSenStrip;
-  j++;
+  //j++; // AdC
   Int_t upDown = -1; // upDown=-1 -> Upper strip
                      // upDown=+1 -> Lower strip
   do{
@@ -460,28 +466,30 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
      ang /= kRaddeg;
      ycoor = -14.5+ kspace; //2 cm over front plate
      ycoor += (1-(upDown+1)/2)*gap;
-     gMC->Gspos("FSTR",j  ,"FLTA",0.,ycoor, zcoor,idrotm[nrot],  "ONLY");
-     gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
-
-     printf("%f,  St. %2i, Pl.3 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
-
-     j += 2;
-     upDown*= -1; // Alternate strips 
-     zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
-             upDown*gap*TMath::Tan(ang)-
-            (zSenStrip/2)/TMath::Cos(ang);
+     //gMC->Gspos("FSTR",j  ,"FLTA",0.,ycoor, zcoor,idrotm[nrot],  "ONLY");
+     //gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
+    gMC->Gspos("FSTR",centerLoc-j,"FLTA",0.,ycoor, zcoor,idrotm[nrot],  "ONLY"); // AdC
+    gMC->Gspos("FSTR",centerLoc+j,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); // AdC
+    if(fDebug>=1) {
+      printf("%s: %f,  St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,j); // AdC
+      printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+    }
+    //j += 2; // AdC
+    upDown*= -1; // Alternate strips 
+    zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
+      upDown*gap*TMath::Tan(ang)-
+      (zSenStrip/2)/TMath::Cos(ang);
   } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2);
   
   zcoor = zcoor+(zSenStrip/2)/TMath::Cos(ang)+
-          upDown*gap*TMath::Tan(ang)+
-          (zSenStrip/2)/TMath::Cos(ang);
-
+    upDown*gap*TMath::Tan(ang)+
+    (zSenStrip/2)/TMath::Cos(ang);
+  
   gap = fGapB;
   zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)-
-          upDown*gap*TMath::Tan(ang)-
-          (zSenStrip/2)/TMath::Cos(ang);
-
+    upDown*gap*TMath::Tan(ang)-
+    (zSenStrip/2)/TMath::Cos(ang);
+  
   ang = atan(zcoor/radius);
   ang *= kRaddeg;
   AliMatrix (idrotm[nrot],  90.,  0.,90.-ang,90.,-ang, 90.);   
@@ -490,17 +498,20 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
          
   ycoor = -14.5+ kspace; //2 cm over front plate
   ycoor += (1-(upDown+1)/2)*gap;
-  gMC->Gspos("FSTR",j  ,"FLTA",0.,ycoor, zcoor,idrotm[nrot],  "ONLY");
-  gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
-     printf("%f,  St. %2i, Pl.3 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
-
+  //gMC->Gspos("FSTR",j  ,"FLTA",0.,ycoor, zcoor,idrotm[nrot],  "ONLY");
+  //gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY");
+  gMC->Gspos("FSTR",centerLoc-j,"FLTA",0.,ycoor, zcoor,idrotm[nrot],  "ONLY"); // AdC
+  gMC->Gspos("FSTR",centerLoc+j,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); // AdC
+  if(fDebug>=1) {
+    printf("%s: %f,  St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,j); // AdC
+    printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+  }
   ycoor = -hTof/2.+ kspace;//2 cm over front plate
 
   // Plate  B
 
   nrot = 0;
-  i=1;
+  Int_t i=1; // AdC
   upDown = 1;
   Float_t deadRegion = 1.0;//cm
   
@@ -517,10 +528,10 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
   ycoor += (1-(upDown+1)/2)*gap;
   zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
   gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
-
-     printf("%f,  St. %2i, Pl.4 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
-
+  if(fDebug>=1) {   
+    printf("%s: %f,  St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); 
+    printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+  }
   i++;
   upDown*=-1;
 
@@ -538,10 +549,10 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
      ycoor += (1-(upDown+1)/2)*(gap+deltaGapinB);
      zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB
      gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
-
-     printf("%f,  St. %2i, Pl.4 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
-
+     if(fDebug>=1) {   
+       printf("%s: %f,  St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); 
+       printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+     }
      upDown*=-1;
      i++;
   } while (TMath::Abs(ang*kRaddeg)<22.5);
@@ -562,11 +573,13 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
      gMC->Gspos("FSTR",i, "FLTB", 0., ycoor+deltaMovingDown+deltaMovingUp, zcoor,idrotm[nrot], "ONLY");
      deltaMovingUp+=0.8; // update delta moving toward the end of the plate
      zpos = zpos - zSenStrip/TMath::Cos(ang);
-     printf("%f,  St. %2i, Pl.4 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+     if(fDebug>=1) {
+       printf("%s: %f,  St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i);
+       printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+     }
      i++;
   }  while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db);
-
+  
   // Plate  C
   
   zpos = zpos + zSenStrip/TMath::Cos(ang);
@@ -588,10 +601,10 @@ void AliTOFv0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
      ang /= kRaddeg;
      zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2);
      gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY");
-
-     printf("%f,  St. %2i, Pl.5 ",ang*kRaddeg,i); 
-     printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
-
+     if(fDebug>=1) {
+       printf("%s: %f,  St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i);
+       printf("y = %f,  z = %f, zpos = %f \n",ycoor,zcoor,zpos);
+     }
      zpos = zpos - zSenStrip/TMath::Cos(ang);
   }  while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t);
 
@@ -959,7 +972,7 @@ void AliTOFv0::StepManager()
   Int_t   *idtmed = fIdtmed->GetArray()-499;
   Float_t incidenceAngle;
   
-  if(gMC->GetMedium()==idtmed[513] && 
+  if(gMC->CurrentMedium()==idtmed[513] && 
      gMC->IsTrackEntering() && gMC->TrackCharge()
      && gMC->CurrentVolID(copy)==fIdSens) 
   {    
@@ -997,18 +1010,29 @@ void AliTOFv0::StepManager()
     z = pos[2];
 
     plate = 0;   
-    if (TMath::Abs(z) <=  fZlenA*0.5)  plate = 3;
+    if (TMath::Abs(z) <=  fZlenA*0.5)  plate = 2; //3; // AdC
     if (z < (fZlenA*0.5+fZlenB) && 
-        z >  fZlenA*0.5)               plate = 4;
+        z >  fZlenA*0.5)               plate = 1; //4; // AdC
     if (z >-(fZlenA*0.5+fZlenB) &&
-        z < -fZlenA*0.5)               plate = 2;
-    if (z > (fZlenA*0.5+fZlenB))       plate = 5;
-    if (z <-(fZlenA*0.5+fZlenB))       plate = 1;
+        z < -fZlenA*0.5)               plate = 3; //2; // AdC
+    if (z > (fZlenA*0.5+fZlenB))       plate = 0; //5; // AdC
+    if (z <-(fZlenA*0.5+fZlenB))       plate = 4; //1; // AdC
+
+    if (plate==0) strip=AliTOFConstants::fgkNStripC-strip; // AdC
+    else if (plate==1) strip=AliTOFConstants::fgkNStripB-strip; // AdC
+    else strip--; // AdC
+
+    if (z<=0.) padx=AliTOFConstants::fgkNpadX-padx; // AdC
+    else padx--; // AdC
+
+    if (plate==3 || plate==4) padz=AliTOFConstants::fgkNpadZ-padz; // AdC
+    else padz--; // AdC
 
     phi = pos.Phi();
-    phid = phi*kRaddeg+180.;
+    if (phi>=0.) phid = phi*kRaddeg; //+180.; // AdC
+    else phid = phi*kRaddeg + 360.; // AdC
     sector = Int_t (phid/20.);
-    sector++;
+    //sector++;  // AdC
 
     for(i=0;i<3;++i) {
       hits[i]   = pos[i];
@@ -1029,7 +1053,7 @@ void AliTOFv0::StepManager()
     vol[3]= padx;
     vol[4]= padz;
 
-    AddHit(gAlice->CurrentTrack(),vol, hits);
+    AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits);
   }
 }