2 // Original: AliHLTTransform.cxx,v 1.53 2005/06/14 10:55:21 cvetan
4 // Author: Anders Vestbo <mailto:vestbo@fi.uib.no>, Uli Frankenfeld <mailto:franken@fi.uib.no>, Constantin Loizides <mailto:loizides@ikf.uni-frankfurt.de>
5 //*-- Copyright © ALICE HLT Group
13 #include <AliTPCParamSR.h>
14 #include <AliTPCPRF2D.h>
15 #include <AliTPCRF1D.h>
19 #include <TUnixSystem.h>
20 #include <TTimeStamp.h>
24 #include "AliHLTTPCLogging.h"
25 #include "AliHLTTPCTransform.h"
27 #if defined(__GNUC__) && __GNUC__ >= 3
31 /** \class AliHLTTPCTransform
33 //_____________________________________________________________
36 // Transformation class for ALICE TPC.
38 // Class which contains all detector specific parameters for the TPC,
39 // and different useful functions for coordinate transforms.
41 // The class is completely static, which means that no object needs
42 // to be instantiated. Function calls should then be done like, e.g.:
44 // Double_t eta = AliHLTTPCTransform::GetEta(xyz);
46 // IMPORTANT: If used as is, default detector parameters will be used,
47 // and you really have to make sure that these correspond to
48 // the AliROOT version you are currently working on!!
49 // You should therefore always initialize the parameters by
51 // AliHLTTPCTransform::Init(path);
53 // where path is a char*, giving the path to where file containing
54 // the detector parameter is located. This file should be called
55 // "l3transform.config", and can be created with the function MakeInitFile.
57 // You can also force reading the parameters from a AliTPCParam object
58 // by setting the flag;
60 // AliHLTTPCTransform::Init(path,kTRUE);
62 // where path is a char*
63 // either providing the rootfile name containing the geometry or
64 // the path to the rootfile which should then be called alirunfile.root.
65 // Note that for both of these cases you have to
66 // compile with USEPACKAGE=ALIROOT set (see level3code/Makefile.conf).
68 // Currently, there are 4 versions of the Transformer:
69 // fVersion==kValiroot: ALIROOT-head compatible
70 // fVersion==kVcosmics: Cosmics data run (2003) compatible
71 // fVersion==kVdefault: means no config file has been loaded
72 // fVersion==kVdeprecated: dont use old (before July 2003) style of transformer
77 ClassImp(AliHLTTPCTransform)
79 AliHLTTPCTransform::AliHLTTPCTransform()
83 const Double_t AliHLTTPCTransform::fgkAnodeWireSpacing = 0.25; //Taken from the TDR
84 const Double_t AliHLTTPCTransform::fgkBFACT = 0.0029980; //Conversion Factor
85 const Double_t AliHLTTPCTransform::fgkPi = 3.141592653589793;
86 const Double_t AliHLTTPCTransform::fgk2Pi = 2*3.141592653589793;
87 const Double_t AliHLTTPCTransform::fgkPi2 = 0.5*3.141592653589793;
88 const Double_t AliHLTTPCTransform::fgkToDeg = 180/3.141592653589793;
90 //Defined by HLT and GSI
91 Int_t AliHLTTPCTransform::fgNPatches = 6;
93 // Old format, corresponding to IntegrTest-5 code and data
94 Int_t AliHLTTPCTransform::fgRows[6][2] = {{0,29},{30,62},{63,90},{91,116},{117,139},{140,158}};
95 Int_t AliHLTTPCTransform::fgNRows[6] = {30,33,28,26,23,19};
97 // New data corresponding to simulated raw data 2004-08-20, provided by Thomas Kuhr
98 Int_t AliHLTTPCTransform::fgRows[6][2] = {{0,30},{30,62},{63,90},{90,116},{117,139},{139,158}};
99 Int_t AliHLTTPCTransform::fgNRows[6] = {31,33,28,27,23,20};
102 // The following definition is generated by MakeInitFile function
103 Double_t AliHLTTPCTransform::fgBField = 0.2;
104 Double_t AliHLTTPCTransform::fgSolenoidBField = 2;
105 Double_t AliHLTTPCTransform::fgBFieldFactor = 1;
106 Int_t AliHLTTPCTransform::fgVersion = kVdefault;
107 Int_t AliHLTTPCTransform::fgNTimeBins = 1024; // = 1024; //446
108 Int_t AliHLTTPCTransform::fgNRowLow = 63;
109 Int_t AliHLTTPCTransform::fgNRowUp = 96;
110 Int_t AliHLTTPCTransform::fgNRowUp1 = 64;
111 Int_t AliHLTTPCTransform::fgNRowUp2 = 32;
112 Int_t AliHLTTPCTransform::fgNSectorLow = 36;
113 Int_t AliHLTTPCTransform::fgNSectorUp = 36;
114 Int_t AliHLTTPCTransform::fgNSector = 72;
115 Double_t AliHLTTPCTransform::fgPadPitchWidthLow = 0.4;
116 Double_t AliHLTTPCTransform::fgPadPitchWidthUp = 0.6;
117 Double_t AliHLTTPCTransform::fgZSigma = 0.2288;
118 Double_t AliHLTTPCTransform::fgZLength = 250.0000;
119 Double_t AliHLTTPCTransform::fgZWidth = AliHLTTPCTransform::fgZLength / (Double_t)AliHLTTPCTransform::fgNTimeBins ;//0.5660; // 0.2435; // 0.5660 // Width of time bins
120 Double_t AliHLTTPCTransform::fgZOffset = 0.6864;
121 Double_t AliHLTTPCTransform::fgDiffT = 0.0220;
122 Double_t AliHLTTPCTransform::fgDiffL = 0.0220;
123 Double_t AliHLTTPCTransform::fgOmegaTau = 0.1450;
124 Double_t AliHLTTPCTransform::fgInnerPadLength = 0.75;
125 Double_t AliHLTTPCTransform::fgOuter1PadLength = 1.00;
126 Double_t AliHLTTPCTransform::fgOuter2PadLength = 1.50;
127 Double_t AliHLTTPCTransform::fgInnerPRFSigma = 0.203811;
128 Double_t AliHLTTPCTransform::fgOuter1PRFSigma = 0.299325;
129 Double_t AliHLTTPCTransform::fgOuter2PRFSigma = 0.299323;
130 Double_t AliHLTTPCTransform::fgTimeSigma = 0.228809;
131 Int_t AliHLTTPCTransform::fgADCSat = 1024;
132 Int_t AliHLTTPCTransform::fgZeroSup = 0;
133 Int_t AliHLTTPCTransform::fgNSlice = 36;
134 Int_t AliHLTTPCTransform::fgNRow = 159;
135 Double_t AliHLTTPCTransform::fgNRotShift = 0.5;
136 Int_t AliHLTTPCTransform::fgSlice2Sector[36][2] = { { 0, 36},
174 Int_t AliHLTTPCTransform::fgSector2Slice[72] = { 0,
248 Int_t AliHLTTPCTransform::fgSectorLow[72] = { 1,
322 Double_t AliHLTTPCTransform::fgX[159] = { 85.195,
484 // New number of pads changed 2006-04-15 Jochen Thaeder
485 // changed according to formula in AliTPCROC.cxx
486 // according to real Pad Distribution on build TPC
487 Int_t AliHLTTPCTransform::fgNPads[159] = {68,
649 // OLD number of pads changed 2006-04-15 Jochen Thaeder
650 Int_t AliHLTTPCTransform::fgNPads[159] = {67,
812 Double_t AliHLTTPCTransform::fgCos[36] = { 0.9848077297,
850 Double_t AliHLTTPCTransform::fgSin[36] = { 0.1736481786,
889 Bool_t AliHLTTPCTransform::Init(AliRunLoader *runLoader)
891 //init with runloader
893 LOG(AliHLTTPCLog::kFatal,"AliHLTTPCTransform::Init","RunLoader")
894 <<" Missing RunLoader! 0x0"<<ENDLOG;
898 if(fgVersion != kVdefault)
899 LOG(AliHLTTPCLog::kWarning,"AliHLTTPCTransform::Init","Init values")
900 <<AliHLTTPCLog::kDec<<"You are initializing the parameters more than once; check your code please! "<<fgVersion<<ENDLOG;
902 TDirectory* savedir1 = gDirectory;
903 runLoader->CdGAFile();
904 AliTPCParamSR *param=(AliTPCParamSR*)gDirectory->Get(GetParamName());
908 LOG(AliHLTTPCLog::kFatal,"AliHLTTPCTransform::Init","File")
909 <<"No TPC parameters found!"<<ENDLOG;
913 AliTPCPRF2D * prfinner = new AliTPCPRF2D;
914 AliTPCPRF2D * prfouter1 = new AliTPCPRF2D;
915 AliTPCPRF2D * prfouter2 = new AliTPCPRF2D;
916 AliTPCRF1D * rf = new AliTPCRF1D(kTRUE);
917 rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.);
918 rf->SetOffset(3*param->GetZSigma());
921 TDirectory *savedir2=gDirectory;
922 TFile *prf_file = TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root");
923 if (!prf_file->IsOpen())
925 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Init","File")
926 <<"Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !"<<ENDLOG;
929 prfinner ->Read("prf_07504_Gati_056068_d02");
930 prfouter1->Read("prf_10006_Gati_047051_d03");
931 prfouter2->Read("prf_15006_Gati_047051_d03");
935 param->SetInnerPRF(prfinner);
936 param->SetOuter1PRF(prfouter1);
937 param->SetOuter2PRF(prfouter2);
938 param->SetTimeRF(rf);
940 fgNTimeBins = param->GetMaxTBin()+1;
941 fgNRowLow = param->GetNRowLow();
942 fgNRowUp = param->GetNRowUp();
943 fgNRowUp1 = param->GetNRowUp1();
944 fgNRowUp2 = param->GetNRowUp2();
945 fgNRow= fgNRowLow + fgNRowUp;
947 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Init","fNRow")
948 <<"Number of rows have changed in ALIROOT"<<ENDLOG;
952 fgNSectorLow = param->GetNInnerSector();
953 fgNSectorUp = param->GetNOuterSector();
954 fgNSector = fgNSectorLow + fgNSectorUp;
956 //test whether they were changes to the rotation shift
958 Float_t irotshift = param->GetInnerAngleShift(); //shift angle
959 Float_t orotshift = param->GetOuterAngleShift(); //shift angle
960 const Float_t kDegtoRad = 0.01745329251994;
961 Int_t shift1=TMath::Nint(irotshift/kDegtoRad);
962 Int_t shift2=TMath::Nint(orotshift/kDegtoRad+0.1);
963 if((shift1!=shift2) || (shift1!=10)){
964 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Init","Rotshiftangle")
965 <<"Rotation shift angle has changed in ALIROOT"<<ENDLOG;
968 fgNRotShift=0.5; //our version of the shift angle
972 SetBFieldFactor((Double_t)runLoader->GetAliRun()->Field()->Factor());
974 (Double_t)runLoader->GetAliRun()->Field()->SolenoidField()/
975 (Double_t)runLoader->GetAliRun()->Field()->Factor()
977 fgPadPitchWidthLow=param->GetInnerPadPitchWidth();
978 fgPadPitchWidthUp=param->GetOuterPadPitchWidth();
979 fgZWidth=param->GetZWidth();
980 fgZSigma=param->GetZSigma();
981 fgZLength=param->GetZLength();
982 fgZOffset=param->GetZOffset();
983 fgDiffT=param->GetDiffT();
984 fgDiffL=param->GetDiffL();
985 fgOmegaTau=param->GetOmegaTau();
986 fgInnerPadLength=param->GetInnerPadLength();
987 fgOuter1PadLength=param->GetOuter1PadLength();
988 fgOuter2PadLength=param->GetOuter2PadLength();
989 fgInnerPRFSigma=param->GetInnerPRF()->GetSigmaX();
990 fgOuter1PRFSigma=param->GetOuter1PRF()->GetSigmaX();
991 fgOuter2PRFSigma=param->GetOuter2PRF()->GetSigmaX();
992 fgTimeSigma=param->GetTimeRF()->GetSigma();
993 fgADCSat=param->GetADCSat();
994 fgZeroSup=param->GetZeroSup();
995 fgNSlice=fgNSectorLow;
998 for(Int_t i=0;i<fgNRow;i++){
1000 if( i < fgNRowLow){sec =0;row =i;}
1001 else{sec = fgNSectorLow;row =i-fgNRowLow;}
1002 fgX[i]=param->GetPadRowRadii(sec,row);
1004 for(Int_t i=0;i<fgNRow;i++){
1006 if( i < fgNRowLow){sec =0;row =i;}
1007 else{sec = fgNSectorLow;row =i-fgNRowLow;}
1008 fgNPads[i]=param->GetNPads(sec,row);
1010 for(Int_t i=0;i<fgNSector;i++){
1011 if(i<fgNSectorLow) fgSectorLow[i]=1;
1012 else fgSectorLow[i]=0;
1019 Char_t tmpfile[1024];
1020 sprintf(tmpfile,"./l3transform.config-%d",(Int_t)time.GetSec());
1022 return SaveInitFile(tmpfile);
1027 Bool_t AliHLTTPCTransform::Init(Char_t* path,Bool_t UseAliTPCParam)
1029 //Overwrite the parameters with values stored in file "l3transform.config" in path.
1030 //If file does not exist, old default values will be used.
1031 //If flag UseAliTPCParam is set, the parameters will be read from the the rootfile
1032 //which then has to be called path/digitfile.root
1034 if(fgVersion != kVdefault)
1035 LOG(AliHLTTPCLog::kWarning,"AliHLTTPCTransform::Init","Init values")
1036 <<AliHLTTPCLog::kDec<<"You are initializing the parameters more than once; check your code please! "<<fgVersion<<ENDLOG;
1038 if(UseAliTPCParam) //use rootfile to generate temporary init file
1039 return ReadInit(path);
1042 Char_t pathname[1024];
1043 strcpy(pathname,path);
1045 //test whether provided path is the file itself
1047 DIR *testdir=opendir(pathname);
1053 if(isdir) strcat(pathname,"/l3transform.config");
1055 return ReadInitFile(pathname);
1058 Bool_t AliHLTTPCTransform::ReadInitFile(Char_t* pathname)
1060 //read transformer settings from pathname
1061 FILE *fptr=fopen(pathname,"r");
1063 LOG(AliHLTTPCLog::kWarning,"AliHLTTPCTransform::ReadInitFile","File Open")
1064 <<"Pointer to Config File \""<<pathname<<"\" 0x0!"<<ENDLOG;
1068 Char_t d1[250], d2[100], d3[100];
1070 Double_t ddummy=0.0;
1072 while(!feof(fptr)) {
1073 fscanf(fptr,"%s",d1);
1074 if(strcmp(d1,"fVersion")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgVersion=dummy;}
1075 else if(strcmp(d1,"fBFieldFactor")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgBFieldFactor=(Double_t)ddummy;}
1076 else if(strcmp(d1,"fSolenoidBField")==0)
1078 fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);
1079 fgSolenoidBField=(Double_t)ddummy;
1081 else if(strcmp(d1,"fNTimeBins")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNTimeBins=(Int_t)dummy;}
1082 else if(strcmp(d1,"fNRowLow")==0)
1084 fscanf(fptr,"%s %d %s",d2,&dummy,d3);
1085 fgNRowLow=(Int_t)dummy;
1087 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::ReadInitFile","Overflow")
1088 <<"Number of inner PadRows should be 63! Check and fgrep the code for 63 to see the consequences of this major change!"<<ENDLOG;
1090 else if(strcmp(d1,"fNRowUp")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNRowUp=(Int_t)dummy;}
1091 else if(strcmp(d1,"fNRowUp1")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNRowUp1=(Int_t)dummy;}
1092 else if(strcmp(d1,"fNRowUp2")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNRowUp2=(Int_t)dummy;}
1093 else if(strcmp(d1,"fNSectorLow")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNSectorLow=(Int_t)dummy;}
1094 else if(strcmp(d1,"fNSectorUp")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNSectorUp=(Int_t)dummy;}
1095 else if(strcmp(d1,"fNSector")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNSector=(Int_t)dummy;}
1096 else if(strcmp(d1,"fPadPitchWidthLow")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgPadPitchWidthLow=(Double_t)ddummy;}
1097 else if(strcmp(d1,"fPadPitchWidthUp")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgPadPitchWidthUp=(Double_t)ddummy;}
1098 else if(strcmp(d1,"fZWidth")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgZWidth=(Double_t)ddummy;}
1099 else if(strcmp(d1,"fZSigma")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgZSigma=(Double_t)ddummy;}
1100 else if(strcmp(d1,"fZLength")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgZLength=(Double_t)ddummy;}
1101 else if(strcmp(d1,"fZOffset")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgZOffset=(Double_t)ddummy;}
1102 else if(strcmp(d1,"fNSlice")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNSlice=(Int_t)dummy;}
1103 else if(strcmp(d1,"fDiffT")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgDiffT=(Double_t)ddummy;}
1104 else if(strcmp(d1,"fDiffL")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgDiffL=(Double_t)ddummy;}
1105 else if(strcmp(d1,"fOmegaTau")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgOmegaTau=(Double_t)ddummy;}
1106 else if(strcmp(d1,"fInnerPadLength")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgInnerPadLength=(Double_t)ddummy;}
1107 else if(strcmp(d1,"fOuter1PadLength")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgOuter1PadLength=(Double_t)ddummy;}
1108 else if(strcmp(d1,"fOuter2PadLength")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgOuter2PadLength=(Double_t)ddummy;}
1109 else if(strcmp(d1,"fInnerPRFSigma")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgInnerPRFSigma=(Double_t)ddummy;}
1110 else if(strcmp(d1,"fOuter1PRFSigma")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgOuter1PRFSigma=(Double_t)ddummy;}
1111 else if(strcmp(d1,"fOuter2PRFSigma")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgOuter2PRFSigma=(Double_t)ddummy;}
1112 else if(strcmp(d1,"fTimeSigma")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgTimeSigma=(Double_t)ddummy;}
1113 else if(strcmp(d1,"fADCSat")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgADCSat=(Int_t)dummy;}
1114 else if(strcmp(d1,"fZeroSup")==0){fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgZeroSup=(Int_t)dummy;}
1115 else if(strcmp(d1,"fNRow")==0){
1116 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNRow=(Int_t)dummy;
1118 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::ReadInitFile","Overflow")<<"Number of PadRows should be 159! Check and fgrep the code for 159 to see the consequences of this major change!"<<ENDLOG;
1121 else if(strcmp(d1,"fNRotShift")==0){fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgNRotShift=(Double_t)ddummy;}
1122 else if(strcmp(d1,"fX[0]")==0){
1123 fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgX[0]=(Double_t)ddummy;
1124 for(Int_t i=1;i<fgNRow;i++){fscanf(fptr,"%s %s %lf %s",d1,d2,&ddummy,d3);fgX[i]=(Double_t)ddummy;}
1126 else if(strcmp(d1,"fNPads[0]")==0){
1127 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNPads[0]=(Int_t)dummy;
1128 for(Int_t i=1;i<fgNRow;i++){fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgNPads[i]=(Int_t)dummy;}
1130 else if(strcmp(d1,"fNRows[0]")==0){
1131 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgNRows[0]=(Int_t)dummy;
1132 for(Int_t i=1;i<fgNPatches;i++){fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgNRows[i]=(Int_t)dummy;}
1134 else if(strcmp(d1,"fRows[0][0]")==0){
1135 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgRows[0][0]=(Int_t)dummy;
1136 fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgRows[0][1]=(Int_t)dummy;
1137 for(Int_t i=1;i<fgNPatches;i++){
1138 fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgRows[i][0]=(Int_t)dummy;
1139 fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgRows[i][1]=(Int_t)dummy;
1142 else if(strcmp(d1,"fSlice2Sector[0][0]")==0){
1143 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgSlice2Sector[0][0]=(Int_t)dummy;
1144 fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgSlice2Sector[0][1]=(Int_t)dummy;
1145 for(Int_t i=1;i<fgNSlice;i++){
1146 fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgSlice2Sector[i][0]=(Int_t)dummy;
1147 fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgSlice2Sector[i][1]=(Int_t)dummy;
1150 else if(strcmp(d1,"fSector2Slice[0]")==0){
1151 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgSector2Slice[0]=(Int_t)dummy;
1152 for(Int_t i=1;i<fgNSector;i++){fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgSector2Slice[i]=(Int_t)dummy;}
1154 else if(strcmp(d1,"fSectorLow[0]")==0){
1155 fscanf(fptr,"%s %d %s",d2,&dummy,d3);fgSectorLow[0]=(Int_t)dummy;
1156 for(Int_t i=1;i<fgNSector;i++){fscanf(fptr,"%s %s %d %s",d1,d2,&dummy,d3);fgSectorLow[i]=(Int_t)dummy;}
1158 else if(strcmp(d1,"fCos[0]")==0){
1159 fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgCos[0]=(Double_t)ddummy;
1160 for(Int_t i=1;i<fgNSlice;i++){fscanf(fptr,"%s %s %lf %s",d1,d2,&ddummy,d3);fgCos[i]=(Double_t)ddummy;}
1162 else if(strcmp(d1,"fSin[0]")==0){
1163 fscanf(fptr,"%s %lf %s",d2,&ddummy,d3);fgSin[0]=(Double_t)ddummy;
1164 for(Int_t i=1;i<fgNSlice;i++){fscanf(fptr,"%s %s %lf %s",d1,d2,&ddummy,d3);fgSin[i]=(Double_t)ddummy;}
1169 //The first multiplier gives the scale factor used to modify the field map
1170 //defined by the second multiplier.
1171 fgBField=fgBFieldFactor*fgSolenoidBField*0.1;
1173 //Test if new config file has been used.
1174 if(fgVersion==kVdeprecated){
1175 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::ReadInitFile","Version")
1176 <<"Version is deprecated, you have to create a new config file."<<ENDLOG;
1180 LOG(AliHLTTPCLog::kInformational,"AliHLTTPCTransform::ReadInitFile","Config")
1181 <<"Successfully loaded values from config file \""<<pathname<<"\""<<ENDLOG;
1186 Bool_t AliHLTTPCTransform::ReadInit(Char_t *path)
1188 //Read all the parameters from a aliroot file, and store it in a temporary
1189 //file which is read by Init. Use this if you want to read the parameters from
1190 //the rootfile "every" time.
1193 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::ReadInit","Version")
1194 <<"You have to compile with use_aliroot flag in order to read from AliROOT file"<<ENDLOG;
1197 Char_t filename[1024];
1198 //first test whether provided path is the rootfile itself
1199 Int_t saveErrIgLevel=gErrorIgnoreLevel;
1200 gErrorIgnoreLevel=kFatal; //dont report errors
1201 TFile *rootfile = TFile::Open(path);
1202 if(!rootfile || rootfile->IsZombie())
1203 { //ok assume its path to alirunfile file
1204 sprintf(filename,"%s/alirunfile.root",path); //create rootfile name
1205 } else { //path contains itself the rootfile name
1207 sprintf(filename,"%s",path);
1209 gErrorIgnoreLevel=saveErrIgLevel;
1211 //finally make dummy init file /tmp/$USER/l3transform.config-`date`
1212 Char_t tmppath[1024];
1213 sprintf(tmppath,"/tmp/%s",gSystem->Getenv("USER"));
1214 gSystem->mkdir(tmppath);
1216 Char_t tmpfile[1024];
1217 sprintf(tmpfile,"%s/l3transform.config-%d",tmppath,(Int_t)time.GetSec());
1218 return MakeInitFile(filename,tmpfile);
1222 Bool_t AliHLTTPCTransform::MakeInitFile(Char_t *rootfilename,Char_t *filename)
1224 //Get the parameters from rootfile, and store it on the file "l3transform.config"
1225 //which is being read by Init. fVersion will be kV_aliroot!
1228 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::MakeInitFile","Version")
1229 <<"You have to compile with use_aliroot flag in order to use this function"<<ENDLOG;
1232 TFile *rootfile = TFile::Open(rootfilename);
1235 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::MakeInitFile","File")
1236 <<"Could not open file: "<<rootfilename<<ENDLOG;
1239 AliRun *gAlice = (AliRun*)rootfile->Get("gAlice");
1242 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::MakeInitFile","File")
1243 <<"No gAlice in file: "<<rootfilename<<ENDLOG;
1246 AliTPCParamSR *param=(AliTPCParamSR*)rootfile->Get(GetParamName());
1249 LOG(AliHLTTPCLog::kWarning,"AliHLTTPCTransform::MakeInitFile","File")
1250 <<"No TPC parameters found in \""<<rootfilename
1251 <<"\", creating standard parameters "
1252 <<"which might not be what you want!"<<ENDLOG;
1253 param=new AliTPCParamSR;
1256 AliTPCPRF2D * prfinner = new AliTPCPRF2D;
1257 AliTPCPRF2D * prfouter1 = new AliTPCPRF2D;
1258 AliTPCPRF2D * prfouter2 = new AliTPCPRF2D;
1259 AliTPCRF1D * rf = new AliTPCRF1D(kTRUE);
1260 rf->SetGauss(param->GetZSigma(),param->GetZWidth(),1.);
1261 rf->SetOffset(3*param->GetZSigma());
1264 TDirectory *savedir=gDirectory;
1265 TFile *prf_file = TFile::Open("$ALICE_ROOT/TPC/AliTPCprf2d.root");
1266 if (!prf_file->IsOpen())
1268 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::MakeInitFile","File")
1269 <<"Can't open $ALICE_ROOT/TPC/AliTPCprf2d.root !"<<ENDLOG;
1272 prfinner ->Read("prf_07504_Gati_056068_d02");
1273 prfouter1->Read("prf_10006_Gati_047051_d03");
1274 prfouter2->Read("prf_15006_Gati_047051_d03");
1278 param->SetInnerPRF(prfinner);
1279 param->SetOuter1PRF(prfouter1);
1280 param->SetOuter2PRF(prfouter2);
1281 param->SetTimeRF(rf);
1283 fgNTimeBins = param->GetMaxTBin()+1;
1284 fgNRowLow = param->GetNRowLow();
1285 fgNRowUp = param->GetNRowUp();
1286 fgNRowUp1 = param->GetNRowUp1();
1287 fgNRowUp2 = param->GetNRowUp2();
1288 fgNRow= fgNRowLow + fgNRowUp;
1290 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::MakeInitFile","fNRow")
1291 <<"Number of rows have changed in ALIROOT"<<ENDLOG;
1295 fgNSectorLow = param->GetNInnerSector();
1296 fgNSectorUp = param->GetNOuterSector();
1297 fgNSector = fgNSectorLow + fgNSectorUp;
1299 //test whether they were changes to the rotation shift
1301 Float_t irotshift = param->GetInnerAngleShift(); //shift angle
1302 Float_t orotshift = param->GetOuterAngleShift(); //shift angle
1303 const Float_t kDegtoRad = 0.01745329251994;
1304 Int_t shift1=TMath::Nint(irotshift/kDegtoRad);
1305 Int_t shift2=TMath::Nint(orotshift/kDegtoRad+0.1);
1306 if((shift1!=shift2) || (shift1!=10)){
1307 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::MakeInitFile","Rotshiftangle")
1308 <<"Rotation shift angle has changed in ALIROOT"<<ENDLOG;
1311 fgNRotShift=0.5; //our version of the shift angle
1314 fgVersion=kValiroot;
1315 SetBFieldFactor((Double_t)gAlice->Field()->Factor());
1317 (Double_t)gAlice->Field()->SolenoidField()/
1318 (Double_t)gAlice->Field()->Factor()
1320 fgPadPitchWidthLow=param->GetInnerPadPitchWidth();
1321 fgPadPitchWidthUp=param->GetOuterPadPitchWidth();
1322 fgZWidth=param->GetZWidth();
1323 fgZSigma=param->GetZSigma();
1324 fgZLength=param->GetZLength();
1325 fgZOffset=param->GetZOffset();
1326 fgDiffT=param->GetDiffT();
1327 fgDiffL=param->GetDiffL();
1328 fgOmegaTau=param->GetOmegaTau();
1329 fgInnerPadLength=param->GetInnerPadLength();
1330 fgOuter1PadLength=param->GetOuter1PadLength();
1331 fgOuter2PadLength=param->GetOuter2PadLength();
1332 fgInnerPRFSigma=param->GetInnerPRF()->GetSigmaX();
1333 fgOuter1PRFSigma=param->GetOuter1PRF()->GetSigmaX();
1334 fgOuter2PRFSigma=param->GetOuter2PRF()->GetSigmaX();
1335 fgTimeSigma=param->GetTimeRF()->GetSigma();
1336 fgADCSat=param->GetADCSat();
1337 fgZeroSup=param->GetZeroSup();
1338 fgNSlice=fgNSectorLow;
1341 for(Int_t i=0;i<fgNRow;i++){
1343 if( i < fgNRowLow){sec =0;row =i;}
1344 else{sec = fgNSectorLow;row =i-fgNRowLow;}
1345 fgX[i]=param->GetPadRowRadii(sec,row);
1347 for(Int_t i=0;i<fgNRow;i++){
1349 if( i < fgNRowLow){sec =0;row =i;}
1350 else{sec = fgNSectorLow;row =i-fgNRowLow;}
1351 fgNPads[i]=param->GetNPads(sec,row);
1353 for(Int_t i=0;i<fgNSector;i++){
1354 if(i<fgNSectorLow) fgSectorLow[i]=1;
1355 else fgSectorLow[i]=0;
1362 return SaveInitFile(filename);
1366 Bool_t AliHLTTPCTransform::SaveInitFile(Char_t *filenamepath)
1368 //store the parameters in the file "filenamepath"
1370 FILE *f = fopen(filenamepath,"w");
1372 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::SaveInitFile","File")
1373 <<"Could not open file: "<<filenamepath<<ENDLOG;
1377 fprintf(f,"void AliHLTTPCTransform::Init(){\n");
1378 fprintf(f," fVersion = %d;\n", fgVersion);
1379 fprintf(f," fBFieldFactor = %.3f;\n",fgBFieldFactor);
1380 fprintf(f," fSolenoidBField = %.3f;\n",fgSolenoidBField);
1381 fprintf(f," fNTimeBins = %d;\n",fgNTimeBins);
1382 fprintf(f," fNRowLow = %d;\n",fgNRowLow);
1383 fprintf(f," fNRowUp = %d;\n",fgNRowUp);
1384 fprintf(f," fNRowUp1 = %d;\n",fgNRowUp1);
1385 fprintf(f," fNRowUp2 = %d;\n",fgNRowUp2);
1386 fprintf(f," fNSectorLow = %d;\n",fgNSectorLow);
1387 fprintf(f," fNSectorUp = %d;\n",fgNSectorUp);
1388 fprintf(f," fNSector = %d;\n",fgNSector);
1389 fprintf(f," fPadPitchWidthLow = %.3f;\n",fgPadPitchWidthLow);
1390 fprintf(f," fPadPitchWidthUp = %.3f;\n",fgPadPitchWidthUp);
1391 fprintf(f," fZWidth = %.4f;\n",fgZWidth);
1392 fprintf(f," fZSigma = %.4f;\n",fgZSigma);
1393 fprintf(f," fZLength = %.4f;\n",fgZLength);
1394 fprintf(f," fZOffset = %.4f;\n",fgZOffset);
1395 fprintf(f," fDiffT = %.4f;\n",fgDiffT);
1396 fprintf(f," fDiffL = %.4f;\n",fgDiffL);
1397 fprintf(f," fOmegaTau = %.4f;\n",fgOmegaTau);
1398 fprintf(f," fInnerPadLength = %.3f;\n",fgInnerPadLength);
1399 fprintf(f," fOuter1PadLength = %.3f;\n",fgOuter1PadLength);
1400 fprintf(f," fOuter2PadLength = %.3f;\n",fgOuter2PadLength);
1401 fprintf(f," fInnerPRFSigma = %.6f;\n",fgInnerPRFSigma);
1402 fprintf(f," fOuter1PRFSigma = %.6f;\n",fgOuter1PRFSigma);
1403 fprintf(f," fOuter2PRFSigma = %.6f;\n",fgOuter2PRFSigma);
1404 fprintf(f," fTimeSigma = %.6f;\n",fgTimeSigma);
1405 fprintf(f," fADCSat = %d;\n",fgADCSat);
1406 fprintf(f," fZeroSup = %d;\n",fgZeroSup);
1407 fprintf(f," fNSlice = %d;\n",fgNSlice);
1408 fprintf(f," fNRow = %d;\n",fgNRow);
1409 fprintf(f," fNRotShift = %.2f;\n",fgNRotShift);
1411 for(Int_t i=0;i<fgNRow;i++){
1412 fprintf(f," fX[%d] = %3.2f;\n",i,fgX[i]);
1414 for(Int_t i=0;i<fgNRow;i++){
1415 fprintf(f," fNPads[%d] = %d;\n",i,fgNPads[i]);
1418 //Slice/Sector dont belong to aliroot, but we want to be flexible
1419 for(Int_t i=0;i<fgNSlice;i++){
1420 fprintf(f," fSlice2Sector[%d][0] = %d;\n",i,fgSlice2Sector[i][0]);
1421 fprintf(f," fSlice2Sector[%d][1] = %d;\n",i,fgSlice2Sector[i][1]);
1423 for(Int_t i=0;i<fgNSector;i++){
1424 fprintf(f," fSector2Slice[%d] = %d;\n",i,fgSector2Slice[i]);
1426 for(Int_t i=0;i<fgNSector;i++){
1427 fprintf(f," fSectorLow[%d] = %d;\n",i,fgSectorLow[i]);
1430 //Patches also dont really belong to the aliroot settings (but nevermind)
1431 for(Int_t i=0;i<fgNPatches;i++){
1432 fprintf(f," fNRows[%d] = %d;\n",i,fgNRows[i]);
1434 for(Int_t i=0;i<fgNPatches;i++){
1435 fprintf(f," fRows[%d][0] = %d;\n",i,fgRows[i][0]);
1436 fprintf(f," fRows[%d][1] = %d;\n",i,fgRows[i][1]);
1439 //Rotation shift is an addon, too
1440 for(Int_t i=0;i<fgNSlice;i++){
1441 Float_t cs = cos( (2*fgkPi/18) * (i+fgNRotShift) );
1442 fprintf(f," fCos[%d] = %.10f;\n",i,cs);
1444 for(Int_t i=0;i<fgNSlice;i++){
1445 Float_t sn = sin( (2*fgkPi/18) * (i+fgNRotShift) );
1446 fprintf(f," fSin[%d] = %.10f;\n",i,sn);
1452 LOG(AliHLTTPCLog::kInformational,"AliHLTTPCTransform::SaveInitFile","File created")
1453 <<"Init file \""<<filenamepath<<"\" created"<<ENDLOG;
1458 Int_t AliHLTTPCTransform::GetNPads(Int_t row)
1460 //get number of pads per row
1461 if(row < 0 || row >= fgNRow)
1463 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetNPads","Row")
1464 <<AliHLTTPCLog::kDec<<"Wrong row "<<row<<ENDLOG;
1468 return fgNPads[row];
1471 Int_t AliHLTTPCTransform::GetNumberOfPatches() {
1475 Int_t AliHLTTPCTransform::GetFirstRow(Int_t patch)
1477 //get first row per patch
1481 else if(patch < -1 || patch >= 6)
1483 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetFirstRow","Patch")
1484 <<AliHLTTPCLog::kDec<<"Wrong patch "<<patch<<ENDLOG;
1488 return fgRows[patch][0];
1491 Int_t AliHLTTPCTransform::GetLastRow(Int_t patch)
1493 //get last row per patch
1495 return fgRows[5][1];
1496 else if(patch < -1 || patch >= 6)
1498 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetLastRow","Patch")
1499 <<AliHLTTPCLog::kDec<<"Wrong patch "<<patch<<ENDLOG;
1503 return fgRows[patch][1];
1506 Int_t AliHLTTPCTransform::GetFirstRowOnDDL(Int_t patch)
1508 //get first row per patch
1512 else if(patch < -1 || patch >= 6)
1514 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetFirstRow","Patch")
1515 <<AliHLTTPCLog::kDec<<"Wrong patch "<<patch<<ENDLOG;
1520 if(patch==1) return fgRows[patch][0]+1;
1521 return fgRows[patch][0];
1525 Int_t AliHLTTPCTransform::GetLastRowOnDDL(Int_t patch)
1527 //get last row per patch
1529 return fgRows[5][1];
1530 else if(patch < -1 || patch >= 6)
1532 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetLastRow","Patch")
1533 <<AliHLTTPCLog::kDec<<"Wrong patch "<<patch<<ENDLOG;
1538 if(patch==2 || patch==4) return fgRows[patch][1]-1;
1539 return fgRows[patch][1];
1543 Int_t AliHLTTPCTransform::GetNRows(Int_t patch)
1545 //get number of rows per patch
1548 else if(patch < -1 || patch >= 6)
1550 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetNRows","Patch")
1551 <<AliHLTTPCLog::kDec<<"Wrong patch "<<patch<<ENDLOG;
1555 return fgNRows[patch];
1558 Int_t AliHLTTPCTransform::GetPadRow(Float_t xvalue)
1560 //Find the padrow number corresponding to cartesian _local_ x value
1561 if(xvalue < 0 || xvalue > 250)
1563 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPadRow","X-value")
1564 <<AliHLTTPCLog::kDec<<"Suspicious x-value, make sure it is in local coordinate! "
1569 Int_t x = (Int_t)rint(xvalue*10);
1570 if(x < (Int_t)rint(fgX[1]*10))
1572 else if(x > (Int_t)rint(fgX[fgNRow-2]*10))
1576 Int_t padrow=1; //Of course, a more clever algorithm could help here
1577 while(padrow < fgNRow-2)
1579 if(x > (Int_t)rint(fgX[padrow-1]*10) && x < (Int_t)rint(fgX[padrow+1]*10))
1587 Int_t AliHLTTPCTransform::GetPatch(Int_t padrow)
1589 //get patch for padrow
1590 if(padrow < 0 || padrow >= fgNRow)
1592 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPatch","Padrow")
1593 <<AliHLTTPCLog::kDec<<"Wrong padrow "<<padrow<<ENDLOG;
1597 while(patch < fgNPatches)
1599 if(padrow >= fgRows[patch][0] && padrow <= fgRows[patch][1])
1606 Double_t AliHLTTPCTransform::GetPadLength(Int_t padrow)
1608 //get pad length for padrow
1609 if(padrow >= fgNRow){
1610 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPadLength","Padrow")
1611 <<AliHLTTPCLog::kDec<<"Wrong padrow "<<padrow<<ENDLOG;
1615 if(padrow < fgNRowLow)
1616 return fgInnerPadLength;
1617 if(padrow >= fgNRowLow && padrow < fgNRowLow + fgNRowUp1 - 1)
1618 return fgOuter1PadLength;
1619 if(padrow >= fgNRowLow + fgNRowUp1 - 1)
1620 return fgOuter2PadLength;
1622 //should never happen
1623 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPadLength","Padrow")
1624 <<AliHLTTPCLog::kDec<<"Wrong padrow "<<padrow<<ENDLOG;
1628 Double_t AliHLTTPCTransform::GetPadPitchWidth(Int_t patch)
1630 //get pad patch width for patch
1631 if(patch < 0 || patch > fgNPatches)
1633 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPadPitchWidth","patct")
1634 <<AliHLTTPCLog::kDec<<"Wrong patch "<<patch<<ENDLOG;
1637 return patch < 2 ? fgPadPitchWidthLow : fgPadPitchWidthUp;
1640 Double_t AliHLTTPCTransform::GetParSigmaY2(Int_t padrow,Float_t z,Float_t angle)
1642 //Calculate the expected transverse cluster width as a function of
1643 //drift distance and crossing angle.
1644 //z = local z-coordinate of cluster
1645 //angle = track crossing angle with normal to padrow plane
1646 //return value = sigma^2 (cartesian coordinates)
1650 drift = fgZLength - z;
1652 drift = fgZLength + z;
1654 Double_t t1 = GetPRFSigma(padrow)*GetPRFSigma(padrow);
1655 Double_t t2 = fgDiffT*fgDiffT*drift;
1656 Double_t t3 = GetPadLength(padrow)*GetPadLength(padrow)*tan(angle)*tan(angle)/12;
1657 Double_t t4 = fgkAnodeWireSpacing*fgkAnodeWireSpacing*(tan(angle) - fgOmegaTau)*(tan(angle) - fgOmegaTau)/12;
1659 return (t1 + t2 + t3 + t4);
1662 Double_t AliHLTTPCTransform::GetParSigmaZ2(Int_t padrow,Float_t z,Float_t tgl)
1664 //Calculate the expected longitudinal cluster width as a function of
1665 //drift distance and track crossing angle.
1666 //z = local z-coordinate of cluster
1667 //tgl = tan(dipangle)
1668 //return value = sigma^2 (cartesian coordinates)
1672 drift = AliHLTTPCTransform::GetZLength() - z;
1674 drift = AliHLTTPCTransform::GetZLength() + z;
1676 Double_t t1 = fgZSigma*fgZSigma;
1677 Double_t t2 = fgDiffL*fgDiffL*drift;
1678 Double_t t3 = GetPadLength(padrow)*GetPadLength(padrow)*tgl*tgl/12;
1680 return (t1 + t2 + t3);
1683 Double_t AliHLTTPCTransform::GetPRFSigma(Int_t padrow)
1685 //get sigma of pad response function for padrow
1687 if(padrow >= fgNRow){
1688 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPRFSigma","Padrow")
1689 <<AliHLTTPCLog::kDec<<"Wrong padrow "<<padrow<<ENDLOG;
1692 if(padrow < fgNRowLow)
1693 return fgInnerPRFSigma;
1694 if(padrow >= fgNRowLow && padrow < fgNRowLow + fgNRowUp1 - 1)
1695 return fgOuter1PRFSigma;
1696 if(padrow >= fgNRowLow + fgNRowUp1 - 1)
1697 return fgOuter2PRFSigma;
1699 //should never happen
1700 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::GetPRFSigma","Padrow")
1701 <<AliHLTTPCLog::kDec<<"Wrong padrow "<<padrow<<ENDLOG;
1705 Double_t AliHLTTPCTransform::GetEta(Float_t *xyz)
1708 Double_t r3 = sqrt(xyz[0]*xyz[0]+xyz[1]*xyz[1]+xyz[2]*xyz[2]);
1709 Double_t eta = 0.5 * log((r3+xyz[2])/(r3-xyz[2]));
1713 void AliHLTTPCTransform::XYZtoRPhiEta(Float_t *rpe, Float_t *xyz)
1715 //transform xyz into rpe
1716 rpe[0] = sqrt(xyz[0]*xyz[0]+xyz[1]*xyz[1]+xyz[2]*xyz[2]);
1717 rpe[1] = atan2(xyz[1],xyz[0]);
1718 rpe[2] = 0.5 * log((rpe[0]+xyz[2])/(rpe[0]-xyz[2]));
1721 Double_t AliHLTTPCTransform::GetEta(Int_t slice,Int_t padrow,Int_t pad,Int_t time)
1726 Slice2Sector(slice,padrow,sector,row);
1727 Raw2Local(xyz,sector,row,pad,time);
1732 Double_t AliHLTTPCTransform::GetPhi(Float_t *xyz)
1735 Double_t phi = atan2(xyz[1],xyz[0]);
1739 Bool_t AliHLTTPCTransform::Slice2Sector(Int_t slice, Int_t slicerow, Int_t & sector, Int_t &row)
1741 //slice to sector number
1742 if(slicerow<0&&slicerow>=fgNRow){
1743 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Slice2Sector","Slicerow")
1744 <<AliHLTTPCLog::kDec<<"Wrong slicerow "<<slicerow<<ENDLOG;
1747 if(slice<0||slice>=fgNSlice){
1748 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Slice2Sector","Slice")
1749 <<AliHLTTPCLog::kDec<<"Wrong slice "<<slice<<ENDLOG;
1753 if(slicerow<fgNRowLow){
1754 sector = fgSlice2Sector[slice][0];
1758 sector = fgSlice2Sector[slice][1];
1759 row = slicerow-fgNRowLow;
1765 Bool_t AliHLTTPCTransform::Sector2Slice(Int_t & slice, Int_t sector)
1768 if(sector<0||sector>=fgNSector){
1769 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Sector2Slice","Sector")
1770 <<AliHLTTPCLog::kDec<<"Wrong sector "<<sector<<ENDLOG;
1774 slice=fgSector2Slice[sector];
1779 Bool_t AliHLTTPCTransform::Sector2Slice(Int_t & slice, Int_t & slicerow, Int_t sector, Int_t row)
1782 if(sector<0 || sector>=fgNSector){
1783 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Sector2Slice","Sector")
1784 <<AliHLTTPCLog::kDec<<"Wrong sector "<<sector<<ENDLOG;
1788 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Sector2Slice","Row")
1789 <<AliHLTTPCLog::kDec<<"Wrong row "<<row<<ENDLOG;
1793 if(fgSectorLow[sector]){
1795 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Sector2Slice","Row")
1796 <<AliHLTTPCLog::kDec<<"Wrong row "<<row<<ENDLOG;
1799 slice = fgSector2Slice[sector];
1804 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Sector2Slice","Row")
1805 <<AliHLTTPCLog::kDec<<"Wrong row "<<row<<ENDLOG;
1808 slice = fgSector2Slice[sector];
1809 slicerow = row + fgNRowLow;
1815 Double_t AliHLTTPCTransform::GetMaxY(Int_t slicerow)
1817 //get maximum y value (for slice 0)
1818 if(slicerow < fgNRowLow)
1819 return fgPadPitchWidthLow*fgNPads[slicerow]/2;
1822 return fgPadPitchWidthUp*fgNPads[slicerow]/2;
1826 Double_t AliHLTTPCTransform::Row2X(Int_t slicerow)
1828 //slicerow to X value (slice 0)
1829 if(slicerow<0||slicerow>=fgNRow){
1830 LOG(AliHLTTPCLog::kError,"AliHLTTPCTransform::Row2X","Slicerow")
1831 <<AliHLTTPCLog::kDec<<"Wrong slicerow "<<slicerow<<ENDLOG;
1834 return fgX[slicerow];
1837 Double_t AliHLTTPCTransform::GetZFast(Int_t slice, Int_t time, Float_t vertex)
1840 Double_t z=fgZWidth*time-fgZOffset;
1842 z=fgZLength-z-vertex;
1844 z=z-fgZLength-vertex;
1848 void AliHLTTPCTransform::Local2Global(Float_t *xyz,Int_t slice)
1850 //Transformation to global coordinate system
1851 Float_t x0 = xyz[0];
1852 Float_t y0 = xyz[1];
1854 xyz[0]=x0*fgCos[slice]-y0*fgSin[slice];
1855 xyz[1]=x0*fgSin[slice]+y0*fgCos[slice];
1856 xyz[2]=xyz[2];//global z=local z
1859 void AliHLTTPCTransform::Local2GlobalAngle(Float_t *angle,Int_t slice)
1862 angle[0] = fmod(angle[0]+(slice+fgNRotShift)*(2*fgkPi/18),2*fgkPi);
1865 void AliHLTTPCTransform::Global2LocalAngle(Float_t *angle,Int_t slice)
1868 angle[0] = angle[0]-(slice+fgNRotShift)*(2*fgkPi/18);
1869 if(angle[0]<0) angle[0]+=2*fgkPi;
1872 void AliHLTTPCTransform::Raw2Local(Float_t *xyz,Int_t sector,Int_t row,Float_t pad,Float_t time)
1874 //Transformation from rawdata to local coordinate system
1876 Int_t slice,slicerow;
1877 Sector2Slice(slice, slicerow, sector, row);
1880 xyz[0]=Row2X(slicerow);
1883 Int_t npads= fgNPads[slicerow];
1885 if(fgSectorLow[sector])
1886 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthLow;
1888 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthUp;
1890 //Z-Value (remember PULSA Delay)
1892 xyz[2]=fgZLength-fgZWidth*time+fgZOffset;
1894 xyz[2]=fgZWidth*time-fgZOffset-fgZLength;
1897 void AliHLTTPCTransform::Raw2Local(Float_t *xyz,Int_t sector,Int_t row,Int_t pad,Int_t time)
1899 //Transformation from rawdata to local coordinate system
1901 Int_t slice,slicerow;
1902 Sector2Slice(slice, slicerow, sector, row);
1905 xyz[0]=Row2X(slicerow);
1908 Int_t npads= fgNPads[slicerow];
1910 if(fgSectorLow[sector])
1911 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthLow;
1913 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthUp;
1915 //Z-Value (remember PULSA Delay)
1917 xyz[2]=fgZLength-fgZWidth*time+fgZOffset;
1919 xyz[2]=fgZWidth*time-fgZOffset-fgZLength;
1922 void AliHLTTPCTransform::RawHLT2Local(Float_t *xyz,Int_t slice,
1923 Int_t slicerow,Float_t pad,Float_t time)
1925 //Transformation from HLT rawdata to local coordinate system
1928 xyz[0]=Row2X(slicerow);
1931 Int_t npads= fgNPads[slicerow];
1932 if(slicerow<fgNRowLow)
1933 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthLow;
1935 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthUp;
1939 xyz[2]=fgZLength-fgZWidth*time+fgZOffset;
1941 xyz[2]=fgZWidth*time-fgZOffset-fgZLength;
1944 void AliHLTTPCTransform::RawHLT2Local(Float_t *xyz,Int_t slice,
1945 Int_t slicerow,Int_t pad,Int_t time)
1947 //Transformation from HLT rawdata to local coordinate system
1950 xyz[0]=Row2X(slicerow);
1953 Int_t npads= fgNPads[slicerow];
1954 if(slicerow<fgNRowLow)
1955 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthLow;
1957 xyz[1]=(pad-0.5*(npads-1))*fgPadPitchWidthUp;
1961 xyz[2]=fgZLength-fgZWidth*time+fgZOffset;
1963 xyz[2]=fgZWidth*time-fgZOffset-fgZLength;
1966 void AliHLTTPCTransform::Local2Global(Float_t *xyz,Int_t sector,Int_t row)
1968 //Transformation to global coordinate system
1969 Int_t slice,slicerow;
1970 Sector2Slice(slice, slicerow, sector, row);
1971 Float_t r=Row2X(slicerow); //have to get x value first
1973 xyz[0]=r*fgCos[slice]-xyz[1]*fgSin[slice];
1974 xyz[1]=r*fgSin[slice]+xyz[1]*fgCos[slice];
1975 xyz[2]=xyz[2];//global z=local z
1978 void AliHLTTPCTransform::LocHLT2Global(Float_t *xyz,Int_t slice,Int_t slicerow)
1980 //Transformation from HLT to global coordinate system
1981 Float_t r=Row2X(slicerow); //have to get x value first
1983 xyz[0]=r*fgCos[slice]-xyz[1]*fgSin[slice];
1984 xyz[1]=r*fgSin[slice]+xyz[1]*fgCos[slice];
1985 xyz[2]=xyz[2];//global z=local z
1988 void AliHLTTPCTransform::Global2Local(Float_t *xyz,Int_t sector)
1991 Sector2Slice(slice, sector);
1993 Float_t x1 = xyz[0]*fgCos[slice] + xyz[1]*fgSin[slice];
1994 Float_t y1 = -xyz[0]*fgSin[slice] + xyz[1]*fgCos[slice];
1999 void AliHLTTPCTransform::Global2LocHLT(Float_t *xyz,Int_t slice)
2001 Float_t x1 = xyz[0]*fgCos[slice] + xyz[1]*fgSin[slice];
2002 Float_t y1 = -xyz[0]*fgSin[slice] + xyz[1]*fgCos[slice];
2007 void AliHLTTPCTransform::Raw2Global(Float_t *xyz,Int_t sector,Int_t row,Float_t pad,Float_t time)
2009 //Transformation from raw to global coordinates
2011 Raw2Local(xyz,sector,row,pad,time);
2012 Local2Global(xyz,sector,row);
2015 void AliHLTTPCTransform::Raw2Global(Float_t *xyz,Int_t sector,Int_t row,Int_t pad,Int_t time)
2017 //Transformation from raw to global coordinates
2019 Raw2Local(xyz,sector,row,pad,time);
2020 Local2Global(xyz,sector,row);
2023 void AliHLTTPCTransform::RawHLT2Global(Float_t *xyz,Int_t slice,
2024 Int_t slicerow,Float_t pad,Float_t time)
2026 //Transformation from raw to global coordinates
2028 RawHLT2Local(xyz,slice,slicerow,pad,time);
2029 LocHLT2Global(xyz,slice,slicerow);
2032 void AliHLTTPCTransform::RawHLT2Global(Float_t *xyz,Int_t slice,
2033 Int_t slicerow,Int_t pad,Int_t time)
2035 //Transformation from raw to global coordinates
2037 RawHLT2Local(xyz,slice,slicerow,pad,time);
2038 LocHLT2Global(xyz,slice,slicerow);
2041 void AliHLTTPCTransform::Local2Raw(Float_t *xyz,Int_t sector,Int_t row)
2043 //Transformation from local coordinates to raw
2045 Int_t slice,slicerow;
2046 Sector2Slice(slice, slicerow, sector, row);
2050 if(fgSectorLow[sector])
2051 xyz[1]=xyz[1]/fgPadPitchWidthLow+0.5*(fgNPads[slicerow]-1);
2053 xyz[1]=xyz[1]/fgPadPitchWidthUp+0.5*(fgNPads[slicerow]-1);
2056 xyz[2]=(fgZLength-xyz[2]+fgZOffset)/fgZWidth;
2058 xyz[2]=(fgZLength+xyz[2]+fgZOffset)/fgZWidth;
2061 void AliHLTTPCTransform::LocHLT2Raw(Float_t *xyz,Int_t slice,Int_t slicerow)
2063 //Transformation from local coordinates to raw
2067 if(slicerow<fgNRowLow)
2068 xyz[1]=xyz[1]/fgPadPitchWidthLow+0.5*(fgNPads[slicerow]-1);
2070 xyz[1]=xyz[1]/fgPadPitchWidthUp+0.5*(fgNPads[slicerow]-1);
2073 xyz[2]=(fgZLength-xyz[2]+fgZOffset)/fgZWidth;
2075 xyz[2]=(fgZLength+xyz[2]+fgZOffset)/fgZWidth;
2078 void AliHLTTPCTransform::Global2Raw(Float_t *xyz,Int_t sector,Int_t row)
2080 //Transformation from global coordinates to raw.
2082 Global2Local(xyz,sector);
2083 Local2Raw(xyz,sector,row);
2086 void AliHLTTPCTransform::Global2HLT(Float_t *xyz,Int_t slice,Int_t slicerow)
2088 //Transformation from global coordinates to raw.
2090 Global2LocHLT(xyz,slice);
2091 LocHLT2Raw(xyz,slice,slicerow);
2094 void AliHLTTPCTransform::PrintCompileOptions()
2096 //print compile options
2097 #if defined(__GNUC__)
2098 cout << "Compiler (g++) version used: " << __GNUC__ << endl;
2102 cout << "STANDALONE version: -Dno_root was given." << endl;
2104 const Char_t *roottest="$ROOTSYS/bin/root -n -b -q | grep Version | cut -b 17-25 | cut -d\" \" -f1";
2107 const Char_t *aliroottest="if test -n \"`cd $ALICE_ROOT/STEER/ && cvs stat AliRun.cxx | grep \"Sticky Tag\" | grep none`\"; then echo HEAD; else cd $ALICE_ROOT/STEER/ && cvs stat AliRun.cxx | grep \"Sticky Tag\" | cut -b 18- | cut -d\" \" -f1; fi";
2109 const Char_t *aliroottest="Unknown";
2111 cout << "ALIROOT version: -Duse_aliroot and -Duse_root was given." << endl;
2112 cout << "Root Version: " << ROOTVERSION << " found " << flush;
2113 gSystem->Exec(roottest);
2115 cout << "AliRoot Version: " << ALIROOTVERSION << " found " << flush;
2116 gSystem->Exec(aliroottest);
2118 cout << "ROOT version: -Duse_root was given." << endl;
2119 cout << "Root Version: " << ROOTVERSION << " found " << flush;
2120 gSystem->Exec(roottest);
2125 cout << "Using Monte Carlo Info: -Ddo_mc was given." << endl;
2127 cout << "NOT using Monte Carlo Info: -Ddo_mc was not given." << endl;
2130 #ifdef INCLUDE_TPC_HOUGH
2131 cout << "Including support for TPC Hough transformations." << endl;
2132 #ifdef ROWHOUGHPARAMS
2133 cout << "Using extended AliHLTTPCTrackSegmentData: -DROWHOUGHPARAMS was given." << endl;
2135 cout << "NOT using extended AliHLTTPCTrackSegmentData: -DROWHOUGHPARAMS was not given." << endl;
2138 cout << "NOT including any support for TPC Hough transformations." << endl;
2139 #endif // INCLUDE_TPC_HOUGH