Modifing geometry
authoralla <alla@f7af4fe6-9843-0410-8265-dc069ae4e863>
Mon, 27 Mar 2000 17:24:33 +0000 (17:24 +0000)
committeralla <alla@f7af4fe6-9843-0410-8265-dc069ae4e863>
Mon, 27 Mar 2000 17:24:33 +0000 (17:24 +0000)
START/AliSTART.h
START/AliSTARTv1.cxx [new file with mode: 0755]
START/AliSTARTv1.h [new file with mode: 0644]

index 97af68b..08c0164 100755 (executable)
@@ -39,8 +39,7 @@ public:
    void Hit2digit(){return;}
    virtual void   MakeBranch(Option_t *opt=" ");
    virtual void   StepManager(){}
-   void PrintMedium(Int_t iMediumId=0);//Prints "iMediumId" TMED properties
-   /*
+  /*
    TTree   *fTreeD;        //tree
    TTree * GetTree() { return fTreeD;}//return reference to actual tree 
    Bool_t  SetTree(Int_t nevent=0, TDirectory *dir = gDirectory);//map tree from given directory
diff --git a/START/AliSTARTv1.cxx b/START/AliSTARTv1.cxx
new file mode 100755 (executable)
index 0000000..253624c
--- /dev/null
@@ -0,0 +1,407 @@
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ *                                                                        *
+ * Author: The ALICE Off-line Project.                                    *
+ * Contributors are mentioned in the code where appropriate.              *
+ *                                                                        *
+ * Permission to use, copy, modify and distribute this software and its   *
+ * documentation strictly for non-commercial purposes is hereby granted   *
+ * without fee, provided that the above copyright notice appears in all   *
+ * copies and that both the copyright notice and this permission notice   *
+ * appear in the supporting documentation. The authors make no claims     *
+ * about the suitability of this software for any purpose. It is          *
+ * provided "as is" without express or implied warranty.                  *
+ **************************************************************************/
+
+
+/////////////////////////////////////////////////////////////////////
+//                                                                 //
+// START ( T-zero) detector  version 1                             //
+//
+//Begin Html       
+/*
+<img src="gif/AliSTARTv1Class.gif">
+*/
+//End Html
+//                                                                  //
+//                                                                  //
+//////////////////////////////////////////////////////////////////////
+
+#include <TMath.h>
+#include <TGeometry.h>
+#include <TTUBE.h>
+#include <TNode.h>
+
+#include "AliSTARTv1.h"
+#include "AliRun.h"
+#include "AliMC.h"
+#include "AliSTARThit.h"
+
+#include <iostream.h>
+#include <fstream.h>
+
+//#include "TGeant3.h"
+#include <stdlib.h>
+
+ClassImp(AliSTARTv1)
+
+//--------------------------------------------------------------------
+AliSTARTv1::AliSTARTv1(const char *name, const char *title):
+ AliSTART(name,title)
+{
+  //
+  // Standart constructor for START Detector version 0
+  //
+  fIdSens1=0;
+//  setBufferSize(128000);
+}
+//-------------------------------------------------------------------------
+void AliSTARTv1::CreateGeometry()
+{
+  //
+  // Create the geometry of START Detector version 0
+  //
+  // begin Html
+  /*
+   <img src="gif/AliSTARTv0.gif">
+  */
+  //
+
+
+  Int_t *idtmed = fIdtmed->GetArray();
+  
+  Int_t is;
+  Int_t idrotm[999];
+  Float_t x,y,z;
+
+  Float_t pstart[3]={4.5,10.7,5.3};
+  Float_t ppmt[3]={0.,1.3,3.5};
+  Float_t pdivider[3]={0.,1.2,1.75};
+  Float_t pdiv2[3]={0.,1.2,1.25};
+  Float_t pdiv1[3]={0.6,1.2,0.5};
+  Float_t ptop[3]={0.,1.3,1.5};
+  Float_t pbot[3]={0.6,1.2,0.1};
+  Float_t pglass[3]={1.2,1.3,2.};
+  Float_t pcer[3]={0.9,1.1,0.09};
+  Float_t psteel[3]={0.9,1.1,0.01};
+  Float_t ppins[3]={0.6,1.2,0.014};
+  Float_t phole[3]={0.6,1.2,0.015};
+  Float_t pknob[3]={0.5,0.6,0.4};
+  Float_t pknob_vac[3]={0.,0.5,0.4};
+  Float_t pknob_bot[3]={0.,0.6,0.05};
+  Float_t pribber[3] = {0.,1.2,2.413/2.};
+  Float_t presist[3] = {0.,1.2,0.087/2.};
+
+  Float_t zdet=75.;
+ //-------------------------------------------------------------------
+ //  START volume 
+ //-------------------------------------------------------------------
+  
+  //  Float_t theta=TMath::ATan(6.5/zdet);
+  Float_t theta=(180./3.1415)*TMath::ATan(6.5/zdet);
+    AliMatrix(idrotm[901], 90., 0., 90., 90., 180., 0.);
+    
+    gMC->Gsvolu("STRT","TUBE",idtmed[1],pstart,3);
+    gMC->Gspos("STRT",1,"ALIC",0.,0.,zdet,0,"ONLY");
+    gMC->Gspos("STRT",2,"ALIC",0.,0.,-zdet,idrotm[901],"ONLY");
+
+//START interior
+    gMC->Gsvolu("PMT ","TUBE",idtmed[3],ppmt,3);     
+    gMC->Gsvolu("DIVI","TUBE",idtmed[3],pdivider,3);     
+
+// first ring: 12 units of Scintillator+PMT+divider
+    Double_t dang1 = 2*TMath::Pi()/12;
+    for (is=1; is<=12; is++)
+      {  
+       AliMatrix(idrotm[901+is], 
+                 90.-theta, 30.*is, 
+                 90.,       90.+30.*is,
+                 theta,    180.+30.*is); 
+       x=6.5*TMath::Sin(is*dang1);
+       y=6.5*TMath::Cos(is*dang1);
+       z=-pstart[2]+ppmt[2];
+       gMC->Gspos("PMT ",is,"STRT",x,y,z,idrotm[901+is],"ONLY");
+       printf("z PMT %f\n",z);
+       z=z+ppmt[2]+pdiv2[2]-pdiv1[2];
+       printf(" is %d, z Divider %f\n",is,z);
+       gMC->Gspos("DIVI",is,"STRT",x,y,z,idrotm[901+is],"ONLY");
+      }
+     /*  
+//second ring: 20 units of Scintillator+PMT+divider
+      Double_t dang2 = 2*TMath::Pi()/26;
+      Double_t dang3 = 2*TMath::Pi()/20;
+       for (is=14; is<=33;is++)  
+     {  
+     x=9.3*TMath::Sin(dang2+(is-13)*dang3);
+     y=9.3*TMath::Cos(dang2+(is-13)*dang3);
+      z=-pstart[2]+ppmt[2];
+      gMC->Gspos("PMT ",is,"STRT",x,y,z,0,"ONLY");
+      z=z+ppmt[2]+pdiv2[2];
+      gMC->Gspos("DIVI",is,"STRT",x,y,z,0,"ONLY");
+      }
+     */
+// PMT
+      
+    // Entry window (glass)
+    gMC->Gsvolu("PTOP","TUBE",idtmed[6],ptop,3);
+    z=-ppmt[2]+ptop[2];
+    gMC->Gspos("PTOP",1,"PMT ",0,0,z,0,"ONLY");
+    //     printf("Z PTOP %f -ppmt[2] %f ptop[2] %f\n",z,-ppmt[2],ptop[2]);
+    // Bottom glass
+    gMC->Gsvolu("PBOT","TUBE",idtmed[6],pbot,3);
+    z=ppmt[2]-pbot[2];
+    printf("Z bottom %f\n",z);
+    gMC->Gspos("PBOT",1,"PMT ",0,0,z,0,"ONLY");
+    // Side cylinder glass
+    gMC->Gsvolu("POUT","TUBE",idtmed[6],pglass,3);
+    z=ppmt[2]-pglass[2];
+    //      printf("Z glass %f\n",z);
+    gMC->Gspos("POUT",1,"PMT ",0,0,z,0,"ONLY");
+    //PMT electrodes support structure
+    gMC->Gsvolu("PCER","TUBE",idtmed[4],pcer,3);
+    gMC->Gsvolu("PSTE","TUBE",idtmed[8],psteel,3);
+    z=-ppmt[2]+2*ptop[2]+0.3;;
+    //      printf("Z Cer 1 %f\n",z);
+    for (is=1; is<=15; is++)
+      {
+       z=z+psteel[2]+pcer[2];
+       gMC->Gspos("PCER",is,"PMT",0,0,z,0,"ONLY");
+       z=z+psteel[2]+pcer[2];
+       gMC->Gspos("PSTE",is,"PMT",0,0,z,0,"ONLY");
+      }
+    
+    // Divider
+    // Knob at the bottom of PMT baloon
+    
+    gMC->Gsvolu("KNOB","TUBE",idtmed[6],pknob,3);
+    z=-pdivider[2]+pknob[2];
+    //      printf("zknob %f\n",z);
+    gMC->Gspos("KNOB",1,"DIVI",0,0,z,0,"ONLY");
+    gMC->Gsvolu("KNBO","TUBE",idtmed[6],pknob_bot,3);
+    z=-pdivider[2]+2*pknob[2]+pknob_bot[2];
+    //      printf("knobbot %f\n",z);
+    gMC->Gspos("KNBO",1,"DIVI ",0,0,z,0,"ONLY");
+    gMC->Gsvolu("KNVA","TUBE",idtmed[3],pknob_vac,3);
+    z=-pdivider[2]+pknob_vac[2];
+    //      printf("knobvac %f\n",z);
+    gMC->Gspos("KNVA",1,"DIVI",0,0,z,0,"ONLY");
+    //Steel pins + pin holes
+    gMC->Gsvolu("PINS","TUBE",idtmed[8],ppins,3);
+    z=-pdivider[2]+ppins[2];
+    gMC->Gspos("PINS",1,"DIVI",0,0,z,0,"ONLY");
+    gMC->Gsvolu("HOLE","TUBE",idtmed[11],phole,3);
+    z=-pdivider[2]+2*ppins[2]+phole[2];
+    gMC->Gspos("HOLE",1,"DIVI",0,0,z,0,"ONLY");
+    
+    //Socket
+    gMC->Gsvolu("DIV1","TUBE",idtmed[4],pdiv1,3);
+    z=-pdivider[2]+pdiv1[2];
+    gMC->Gspos("DIV1",1,"DIVI",0,0,z,0,"ONLY");
+    //Resistors
+    gMC->Gsvolu("DIV2","TUBE",idtmed[1],pdiv2,3);
+    z=pdivider[2]-pdiv2[2];
+    gMC->Gspos("DIV2",1,"DIVI",0,0,z,0,"ONLY");
+    gMC->Gsvolu("DRES","TUBE",idtmed[4],presist,3);
+    z=-pdiv2[2]+presist[2];
+    gMC->Gspos("DRES",1,"DIV2",0,0,z,0,"ONLY");
+    gMC->Gsvolu("DRIB","TUBE",idtmed[9],pribber,3);
+    z=pdiv2[2]-pribber[2];
+    gMC->Gspos("DRIB",1,"DIV2",0,0,z,0,"ONLY");
+    //      printf("z DRIB %f\n",z);
+    
+    
+}    
+//------------------------------------------------------------------------
+void AliSTARTv1::CreateMaterials()
+{
+   Int_t ISXFLD   = gAlice->Field()->Integ();
+   Float_t SXMGMX = gAlice->Field()->Max();
+   Float_t a,z,d,radl,absl,buf[1];
+   Int_t nbuf;
+
+// Scintillator CH
+   Float_t ascin[2]={1.01,12.01};
+   Float_t zscin[2]={1,6};
+   Float_t wscin[2]={1,1};
+   Float_t denscin=1.03;
+// PMT glass SiO2
+   Float_t aglass[2]={28.0855,15.9994};
+   Float_t zglass[2]={14.,8.};
+   Float_t wglass[2]={1.,2.};
+   Float_t dglass=2.65;
+// Ceramic   97.2% Al2O3 , 2.8% SiO2
+   Float_t acer[2],zcer[2],wcer[2]={0.972,0.028};
+   Float_t aal2o3[2]  = { 26.981539,15.9994 };
+   Float_t zal2o3[2]  = { 13.,8. };
+   Float_t wal2o3[2]  = { 2.,3. };
+   Float_t denscer  = 3.6;
+
+// Brass 80% Cu, 20% Zn
+   Float_t abrass[2] = {63.546,65.39};
+   Float_t zbrass[2] = {29,30};
+   Float_t wbrass[2] = {0.8,0.2};
+   Float_t denbrass=8.96;
+
+//Ribber C6H12S
+   Float_t aribber[3] = {12.,1.,32.};
+   Float_t zribber[3] = {6.,1.,16.};
+   Float_t wribber[3] = {6.,12.,1.};
+   Float_t denribber=0.8;
+   /*
+// Definition Cherenkov parameters
+   Float_t ppckov[14] = { 5.63e-9,5.77e-9,5.9e-9,6.05e-9,6.2e-9,6.36e-9,6.52e-9,6.7e-9,6.88e-9,7.08e-9,7.3e-9,7.51e-9,7.74e-9,8e-9 };
+   Float_t rindex_quarz[14] = { 1.528309,1.533333,
+                               1.538243,1.544223,1.550568,1.55777,
+                               1.565463,1.574765,1.584831,1.597027,
+                               1.611858,1.6277,1.6472,1.6724 };
+   Float_t absco_quarz[14] = { 20.126,16.27,13.49,11.728,9.224,8.38,7.44,7.17,
+                               6.324,4.483,1.6,.323,.073,0. };
+   */
+   Int_t *idtmed = fIdtmed->GetArray()-2100;
+    
+   //  TGeant3 *geant3 = (TGeant3*) gMC;
+    
+//*** Definition Of avaible START materials ***
+   AliMaterial(0, "START Steel$", 55.850,26.,7.87,1.76,999);
+   AliMaterial(1, "START Vacuum$", 1.e-16,1.e-16,1.e-16,1.e16,999);
+   AliMaterial(2, "START Air$", 14.61, 7.3, .001205, 30423.,999); 
+
+   AliMixture( 3, "Al2O3   $", aal2o3, zal2o3, denscer, -2, wal2o3);
+   AliMixture( 4, "PMT glass   $",aglass,zglass,dglass,-2,wglass);
+   char namate[21];
+   gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
+   acer[0]=a;
+   zcer[0]=z;
+   gMC->Gfmate((*fIdmate)[4], namate, a, z, d, radl, absl, buf, nbuf);
+   acer[1]=a;
+   zcer[1]=z;
+   
+   AliMixture( 9, "Ceramic    $", acer, zcer, denscer, 2, wcer);
+   AliMixture( 5, "Scintillator$",ascin,zscin,denscin,-2,wscin);
+   AliMixture( 6, "Brass    $", abrass, zbrass, denbrass, 2, wbrass);
+   
+   AliMixture( 7, "Ribber $",aribber,zribber,denribber,-3,wribber);
+   
+   
+   AliMedium(1, "START Air$", 2, 0, ISXFLD, SXMGMX, 10., .1, 1., .003, .003);
+   AliMedium(2, "Scintillator$", 5, 1, ISXFLD, SXMGMX, 10., .01, 1., .003, .003);
+   AliMedium(3, "Vacuum$", 1, 0, ISXFLD, SXMGMX, 10., .01, .1, .003, .003);
+   AliMedium(4, "Ceramic$", 9, 0, ISXFLD, SXMGMX, 10., .01, .1, .003, .003);
+   AliMedium(6, "Glass$", 4, 0, ISXFLD, SXMGMX, 10., .01, .1, .003, .003);
+   AliMedium(8, "Steel$", 0, 0, ISXFLD, SXMGMX, 1., .001, 1., .001, .001);
+   AliMedium(9, "Ribber  $", 7, 0, ISXFLD, SXMGMX, 10., .01, .1, .003, .003);
+   AliMedium(11, "Brass  $", 6, 0, ISXFLD, SXMGMX, 10., .01, .1, .003, .003);
+   cout<<"++++++++++++++Medium set++++++++++"<<endl;
+
+//  geant3->Gsckov(idtmed[2105], 14, ppckov, absco_quarz, effic_all,rindex_quarz);
+
+}
+//---------------------------------------------------------------------
+void AliSTARTv1::DrawDetector()
+{
+//
+// Draw a shaded view of the Forward multiplicity detector version 0
+//
+  
+  //Set ALIC mother transparent
+  gMC->Gsatt("ALIC","SEEN",0);
+  //
+  //Set volumes visible
+  gMC->Gsatt("STRT","SEEN",0);
+  gMC->Gsatt("PMT ","SEEN",1);
+  gMC->Gsatt("DIVI","SEEN",1);
+  //
+  gMC->Gdopt("hide","on");
+  gMC->Gdopt("shad","on");
+  gMC->SetClipBox(".");
+  gMC->SetClipBox("*",0,1000,-1000,1000,-1000,1000);
+  gMC->DefaultRange();
+  gMC->Gdraw("alic",40,30,0,12,9.5,.7,0.7);
+  gMC->Gdhead(1111,"T-Zero detector");
+  gMC->Gdopt("hide","off");
+}
+
+//-------------------------------------------------------------------
+void AliSTARTv1::Init()
+{
+// Initialises version 0 of the Forward Multiplicity Detector
+//
+//Int_t *idtmed  = gAlice->Idtmed();
+  AliSTART::Init();
+  fIdSens1=gMC->VolId("PTOP");
+  printf("*** START version 0 initialized ***\n");
+}
+
+//-------------------------------------------------------------------
+
+void AliSTARTv1::StepManager()
+{
+  //
+  // Called for every step in the START Detector
+  //
+  Int_t id,copy,copy1;
+  static Float_t hits[7];
+  static Float_t edep;
+  static Int_t vol[2];
+  TLorentzVector pos;
+  
+  TClonesArray &lhits = *fHits;
+  
+  if(!gMC->IsTrackAlive()) return; // particle has disappeared
+  Float_t charge = gMC->TrackCharge();
+  if(TMath::Abs(charge)<=0.) return; //take only charged particles
+  id=gMC->CurrentVolID(copy);
+  
+  
+  //  printf("gMC->ckine->ipart %d",gMC->ckine->ipart);
+  // Check the sensetive volume
+  if(id==fIdSens1 ) {
+    if(gMC->IsTrackEntering()) {
+      gMC->CurrentVolOffID(2,copy);
+      vol[0]=copy;
+      gMC->CurrentVolOffID(1,copy1);
+      vol[1]=copy1;
+      gMC->TrackPosition(pos);
+      hits[0] = pos[0];
+      hits[1] = pos[1];
+      hits[2] = pos[2];
+      Float_t etot=gMC->Etot();
+      hits[4]=etot;
+      Int_t part= gMC->TrackPid();
+      hits[5]=part;
+      Float_t ttime=gMC->TrackTime();
+      hits[6]=ttime*1e9;
+      edep=0;
+    }
+    if(gMC->IsTrackInside())   {
+      Float_t de=gMC->Edep(); 
+      edep=edep+de;
+      //       printf ("E deposition %f\n",edep);
+      //    for (i=0; i<=6; i++){
+      //    printf(" HITS on START inside %f\n",hits[i]); } 
+    }
+    if(gMC->IsTrackExiting())  {
+      Float_t de=gMC->Edep(); 
+      edep=edep+de;
+      hits[3]=edep*1e3;
+      Int_t i;
+      for (i=0; i<=6; i++){
+       printf(" HITS on START Exit %f\n",hits[i]); } 
+      for (i=0; i<=1; i++) { printf("START vol %d\n",vol[i]);}
+     
+      new(lhits[fNhits++]) AliSTARThit(fIshunt,gAlice->CurrentTrack(),vol,hits);      
+    }
+  }
+//---------------------------------------------------------------------
+}
+
+
+
+
+
+
+
+
+
diff --git a/START/AliSTARTv1.h b/START/AliSTARTv1.h
new file mode 100644 (file)
index 0000000..c3bd3af
--- /dev/null
@@ -0,0 +1,34 @@
+#ifndef STARTV1_H
+#define STARTV1_H
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice                               */
+
+/* $Id$ */
+////////////////////////////////////////////////
+//  Manager and hits classes for set:START     //
+////////////////////////////////////////////////
+#include "AliSTART.h"
+class AliSTARTv1 : public AliSTART {
+  
+public:
+  AliSTARTv1() {};
+  AliSTARTv1(const char *name, const char *title);
+  virtual       ~AliSTARTv1() {}
+  virtual void   CreateGeometry();
+  virtual void   CreateMaterials();
+  virtual void   DrawDetector();
+  virtual void   Init();
+  virtual Int_t  IsVersion() const {return 0;}
+  virtual void   StepManager();
+  
+protected:
+   Int_t fIdSens1; // Sensetive volume  in START
+  ClassDef(AliSTARTv1,1)  //Class for START version 0
+};
+
+#endif
+
+