* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-*/
+/* $Id$ */
///////////////////////////////////////////////////////////////////////////////
// //
// TRD MCM (Multi Chip Module) simulator //
+// which simulated the TRAP processing after the AD-conversion //
+// The relevant parameters (i.e. configuration registers of the TRAP //
+// configuration are taken from AliTRDtrapConfig. //
// //
///////////////////////////////////////////////////////////////////////////////
+#include <fstream> // needed for raw data dump
+
+#include <TCanvas.h>
+#include <TH1F.h>
+#include <TH2F.h>
+#include <TGraph.h>
+#include <TLine.h>
#include <TMath.h>
+#include <TRandom.h>
+#include <TClonesArray.h>
#include "AliLog.h"
-#include "AliTRDmcmSim.h"
+#include "AliRun.h"
+#include "AliRunLoader.h"
+#include "AliLoader.h"
+#include "AliTRDdigit.h"
+
#include "AliTRDfeeParam.h"
+#include "AliTRDtrapConfig.h"
+#include "AliTRDSimParam.h"
#include "AliTRDgeometry.h"
+#include "AliTRDcalibDB.h"
+#include "AliTRDdigitsManager.h"
+#include "AliTRDarrayADC.h"
+#include "AliTRDarrayDictionary.h"
+#include "AliTRDpadPlane.h"
+#include "AliTRDtrackletMCM.h"
+#include "AliTRDmcmSim.h"
+
+#include "AliMagF.h"
+#include "TGeoGlobalMagField.h"
ClassImp(AliTRDmcmSim)
+Bool_t AliTRDmcmSim::fgApplyCut = kTRUE;
+
+Float_t AliTRDmcmSim::fgChargeNorm = 65000.;
+Int_t AliTRDmcmSim::fgAddBaseline = 0;
+
+Int_t AliTRDmcmSim::fgPidNBinsQ0 = 40;
+Int_t AliTRDmcmSim::fgPidNBinsQ1 = 50;
+Bool_t AliTRDmcmSim::fgPidLutDelete = kFALSE;
+Int_t AliTRDmcmSim::fgPidLutDefault[40][50] = {
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+ { 0, 9, 6, 12, 29, 53, 76, 94, 107, 116, 122, 126, 128, 129, 129, 129, 128, 127, 126, 124, 122, 120, 117, 115, 112, 109, 107, 104, 101, 99, 96, 94, 91, 89, 87, 85, 83, 81, 79, 78, 77, 75, 74, 73, 72, 72, 71, 71, 70, 70 },
+ { 0, 14, 8, 17, 37, 66, 94, 116, 131, 140, 146, 150, 152, 153, 153, 152, 150, 148, 145, 143, 139, 136, 132, 129, 125, 121, 118, 114, 110, 107, 104, 101, 98, 95, 93, 91, 89, 87, 85, 83, 82, 81, 80, 79, 78, 77, 77, 76, 76, 75 },
+ { 0, 33, 19, 34, 69, 112, 145, 167, 181, 189, 194, 196, 197, 197, 196, 194, 191, 188, 184, 180, 175, 170, 165, 159, 154, 148, 143, 137, 132, 127, 123, 118, 114, 111, 107, 104, 101, 99, 96, 94, 92, 91, 89, 88, 87, 86, 85, 85, 84, 84 },
+ { 0, 82, 52, 83, 136, 180, 205, 218, 226, 230, 232, 233, 233, 233, 232, 230, 228, 226, 223, 219, 215, 210, 205, 199, 193, 187, 180, 173, 167, 160, 154, 148, 142, 136, 131, 127, 122, 119, 115, 112, 109, 106, 104, 102, 100, 99, 97, 96, 95, 94 },
+ { 0, 132, 96, 136, 185, 216, 231, 238, 242, 244, 245, 245, 245, 245, 245, 244, 243, 242, 240, 238, 236, 233, 230, 226, 222, 217, 212, 206, 200, 193, 187, 180, 173, 167, 161, 155, 149, 144, 139, 134, 130, 126, 123, 120, 117, 114, 112, 110, 108, 107 },
+ { 0, 153, 120, 160, 203, 227, 238, 243, 246, 247, 248, 249, 249, 249, 248, 248, 247, 246, 245, 244, 243, 241, 239, 237, 234, 231, 228, 224, 219, 215, 209, 204, 198, 192, 186, 180, 174, 168, 163, 157, 152, 147, 143, 139, 135, 131, 128, 125, 123, 120 },
+ { 0, 156, 128, 166, 207, 229, 239, 244, 247, 248, 249, 249, 249, 249, 249, 249, 248, 247, 247, 246, 244, 243, 242, 240, 238, 236, 233, 230, 227, 224, 220, 216, 212, 207, 202, 197, 192, 187, 181, 176, 171, 166, 161, 156, 152, 148, 144, 140, 137, 134 },
+ { 0, 152, 128, 166, 206, 228, 239, 244, 246, 248, 249, 249, 249, 249, 249, 248, 248, 247, 246, 245, 244, 243, 241, 240, 238, 236, 234, 232, 229, 226, 224, 220, 217, 214, 210, 206, 202, 197, 193, 188, 184, 179, 174, 170, 166, 161, 157, 153, 150, 146 },
+ { 0, 146, 126, 164, 203, 226, 237, 243, 246, 247, 248, 248, 248, 248, 248, 247, 247, 246, 245, 244, 242, 241, 239, 238, 236, 234, 232, 230, 227, 225, 223, 220, 217, 215, 212, 209, 205, 202, 199, 195, 191, 187, 183, 179, 175, 171, 168, 164, 160, 156 },
+ { 0, 140, 123, 160, 200, 224, 235, 241, 244, 246, 247, 247, 247, 247, 247, 246, 245, 244, 243, 242, 240, 238, 237, 235, 233, 230, 228, 226, 224, 221, 219, 217, 215, 212, 210, 207, 205, 202, 200, 197, 194, 191, 188, 184, 181, 178, 174, 171, 168, 164 },
+ { 0, 133, 119, 156, 196, 220, 233, 239, 243, 245, 245, 246, 246, 246, 245, 244, 243, 242, 241, 239, 237, 235, 233, 231, 229, 226, 224, 221, 219, 216, 214, 212, 210, 208, 206, 204, 202, 199, 197, 195, 193, 191, 188, 186, 183, 181, 178, 175, 172, 169 },
+ { 0, 127, 115, 152, 192, 217, 230, 237, 241, 243, 244, 244, 244, 244, 243, 242, 241, 240, 238, 236, 234, 232, 229, 227, 224, 221, 218, 216, 213, 210, 208, 206, 203, 201, 200, 198, 196, 194, 193, 191, 190, 188, 186, 185, 183, 181, 179, 177, 174, 172 },
+ { 0, 121, 111, 147, 187, 213, 227, 235, 239, 241, 242, 243, 243, 242, 241, 240, 239, 237, 236, 233, 231, 228, 225, 222, 219, 216, 213, 210, 207, 204, 201, 199, 196, 194, 192, 191, 189, 188, 187, 185, 184, 183, 182, 181, 180, 178, 177, 176, 174, 172 },
+ { 0, 116, 107, 142, 181, 209, 224, 232, 237, 239, 240, 241, 241, 240, 239, 238, 237, 235, 233, 230, 227, 224, 221, 218, 214, 211, 207, 204, 200, 197, 194, 191, 189, 187, 185, 183, 182, 180, 179, 178, 178, 177, 176, 175, 175, 174, 173, 172, 172, 170 },
+ { 0, 112, 103, 136, 176, 204, 220, 229, 234, 237, 238, 239, 239, 238, 237, 236, 234, 232, 230, 227, 224, 221, 217, 213, 209, 205, 201, 198, 194, 190, 187, 184, 181, 179, 177, 175, 174, 172, 171, 171, 170, 169, 169, 169, 168, 168, 168, 168, 167, 167 },
+ { 0, 107, 99, 131, 170, 199, 216, 226, 231, 234, 236, 237, 237, 236, 235, 234, 232, 230, 227, 224, 221, 217, 213, 209, 205, 200, 196, 192, 188, 184, 180, 177, 174, 172, 169, 167, 166, 164, 163, 162, 162, 161, 161, 161, 161, 161, 161, 162, 162, 162 },
+ { 0, 104, 94, 125, 164, 193, 212, 222, 228, 232, 233, 234, 234, 234, 233, 231, 229, 227, 224, 221, 218, 214, 210, 205, 201, 196, 191, 187, 182, 178, 174, 171, 168, 165, 162, 160, 158, 157, 155, 154, 154, 153, 153, 153, 153, 154, 154, 154, 155, 155 },
+ { 0, 100, 90, 119, 157, 188, 207, 219, 225, 229, 231, 232, 232, 231, 230, 229, 227, 224, 222, 218, 215, 211, 206, 202, 197, 192, 187, 182, 178, 173, 169, 165, 162, 158, 156, 153, 151, 149, 148, 147, 146, 146, 145, 145, 145, 146, 146, 147, 148, 148 },
+ { 0, 97, 86, 113, 150, 182, 202, 215, 222, 226, 228, 229, 229, 229, 228, 226, 224, 222, 219, 216, 212, 208, 203, 199, 194, 188, 183, 178, 173, 169, 164, 160, 156, 153, 150, 147, 145, 143, 141, 140, 139, 138, 138, 138, 138, 138, 139, 139, 140, 141 },
+ { 0, 94, 82, 107, 144, 176, 197, 210, 218, 223, 225, 227, 227, 227, 226, 224, 222, 220, 217, 213, 209, 205, 201, 196, 191, 186, 180, 175, 170, 165, 160, 156, 152, 148, 145, 142, 139, 137, 135, 134, 132, 131, 131, 131, 131, 131, 131, 132, 132, 133 },
+ { 0, 92, 78, 102, 137, 169, 192, 206, 215, 220, 223, 224, 224, 224, 223, 222, 220, 217, 215, 211, 207, 203, 199, 194, 188, 183, 178, 172, 167, 162, 157, 152, 148, 144, 140, 137, 134, 132, 130, 128, 127, 125, 125, 124, 124, 124, 124, 125, 125, 126 },
+ { 0, 90, 75, 96, 131, 163, 187, 202, 211, 216, 220, 221, 222, 222, 221, 220, 218, 215, 212, 209, 205, 201, 197, 192, 187, 181, 176, 170, 165, 159, 154, 149, 145, 141, 137, 133, 130, 128, 125, 123, 122, 120, 119, 118, 118, 118, 118, 118, 119, 119 },
+ { 0, 88, 71, 91, 124, 157, 181, 197, 207, 213, 217, 219, 219, 219, 219, 217, 216, 213, 211, 207, 204, 200, 195, 190, 185, 180, 174, 169, 163, 158, 152, 147, 142, 138, 134, 130, 127, 124, 121, 119, 117, 116, 114, 114, 113, 112, 112, 112, 112, 113 },
+ { 0, 87, 68, 86, 118, 151, 176, 192, 203, 210, 214, 216, 217, 217, 217, 215, 214, 212, 209, 206, 202, 198, 194, 189, 184, 179, 173, 167, 162, 156, 151, 146, 141, 136, 132, 128, 124, 121, 118, 116, 114, 112, 110, 109, 108, 108, 107, 107, 107, 107 },
+ { 0, 85, 65, 81, 112, 144, 170, 188, 199, 206, 211, 213, 214, 215, 214, 213, 212, 210, 207, 204, 201, 197, 193, 188, 183, 178, 172, 167, 161, 155, 150, 145, 140, 135, 130, 126, 122, 119, 116, 113, 111, 109, 107, 106, 105, 104, 103, 103, 102, 102 },
+ { 0, 84, 62, 77, 106, 138, 165, 183, 195, 203, 208, 210, 212, 212, 212, 211, 210, 208, 206, 203, 200, 196, 192, 187, 183, 177, 172, 166, 161, 155, 150, 144, 139, 134, 129, 125, 121, 117, 114, 111, 109, 106, 104, 103, 101, 100, 99, 99, 98, 98 },
+ { 0, 84, 60, 73, 101, 133, 159, 178, 191, 199, 204, 208, 209, 210, 210, 209, 208, 206, 204, 202, 199, 195, 191, 187, 182, 177, 172, 166, 161, 155, 150, 144, 139, 134, 129, 124, 120, 116, 113, 110, 107, 104, 102, 100, 99, 98, 96, 96, 95, 95 },
+ { 0, 83, 58, 69, 96, 127, 154, 174, 187, 196, 201, 205, 207, 208, 208, 207, 206, 205, 203, 200, 197, 194, 190, 186, 182, 177, 172, 167, 161, 156, 150, 145, 139, 134, 129, 124, 120, 116, 112, 109, 106, 103, 101, 99, 97, 95, 94, 93, 92, 92 },
+ { 0, 82, 56, 66, 91, 121, 149, 169, 183, 192, 198, 202, 204, 206, 206, 206, 205, 203, 201, 199, 196, 193, 190, 186, 182, 177, 172, 167, 162, 156, 151, 145, 140, 135, 129, 125, 120, 116, 112, 108, 105, 102, 100, 97, 95, 94, 92, 91, 90, 89 },
+ { 0, 82, 54, 62, 86, 116, 144, 165, 179, 189, 195, 199, 202, 203, 204, 204, 203, 202, 200, 198, 196, 193, 189, 186, 182, 177, 173, 168, 163, 157, 152, 146, 141, 136, 130, 125, 121, 116, 112, 108, 105, 102, 99, 96, 94, 92, 91, 89, 88, 87 },
+ { 0, 82, 52, 59, 82, 111, 139, 160, 175, 185, 192, 197, 200, 201, 202, 202, 201, 200, 199, 197, 195, 192, 189, 186, 182, 178, 173, 168, 163, 158, 153, 148, 142, 137, 132, 127, 122, 117, 113, 109, 105, 102, 99, 96, 94, 92, 90, 88, 87, 85 },
+ { 0, 82, 50, 56, 78, 106, 134, 156, 171, 182, 189, 194, 197, 199, 200, 200, 200, 199, 198, 196, 194, 191, 188, 185, 182, 178, 174, 169, 164, 159, 154, 149, 144, 138, 133, 128, 123, 118, 114, 110, 106, 102, 99, 96, 93, 91, 89, 87, 86, 84 },
+ { 0, 82, 49, 54, 74, 102, 129, 151, 167, 179, 186, 191, 195, 197, 198, 198, 198, 197, 196, 195, 193, 191, 188, 185, 182, 178, 174, 170, 165, 161, 156, 151, 145, 140, 135, 130, 125, 120, 115, 111, 107, 103, 100, 97, 94, 91, 89, 87, 85, 83 },
+ { 0, 82, 47, 51, 70, 97, 124, 147, 164, 175, 183, 189, 192, 195, 196, 197, 197, 196, 195, 194, 192, 190, 188, 185, 182, 178, 175, 171, 166, 162, 157, 152, 147, 142, 137, 132, 127, 122, 117, 112, 108, 104, 101, 97, 94, 91, 89, 87, 85, 83 },
+ { 0, 83, 46, 49, 67, 93, 120, 143, 160, 172, 180, 186, 190, 192, 194, 195, 195, 195, 194, 193, 191, 189, 187, 185, 182, 179, 175, 172, 167, 163, 159, 154, 149, 144, 139, 134, 129, 124, 119, 114, 110, 106, 102, 98, 95, 92, 89, 87, 85, 83 },
+ { 0, 83, 45, 47, 64, 89, 116, 139, 156, 169, 177, 184, 188, 190, 192, 193, 193, 193, 193, 192, 190, 189, 187, 184, 182, 179, 176, 172, 168, 164, 160, 156, 151, 146, 141, 136, 131, 126, 121, 116, 112, 108, 104, 100, 96, 93, 90, 88, 85, 83 },
+ { 0, 84, 44, 45, 61, 85, 111, 134, 152, 165, 175, 181, 185, 188, 190, 191, 192, 192, 191, 191, 189, 188, 186, 184, 182, 179, 176, 173, 169, 166, 162, 157, 153, 148, 143, 138, 133, 128, 124, 119, 114, 110, 106, 102, 98, 95, 91, 89, 86, 84 },
+ { 0, 85, 43, 43, 58, 81, 107, 131, 149, 162, 172, 178, 183, 186, 188, 190, 190, 190, 190, 189, 188, 187, 186, 184, 182, 179, 176, 173, 170, 167, 163, 159, 155, 150, 145, 141, 136, 131, 126, 121, 117, 112, 108, 104, 100, 96, 93, 90, 87, 85 },
+ { 0, 85, 42, 41, 55, 78, 103, 127, 145, 159, 169, 176, 181, 184, 186, 188, 189, 189, 189, 188, 188, 186, 185, 183, 181, 179, 177, 174, 171, 168, 164, 160, 156, 152, 148, 143, 138, 134, 129, 124, 119, 115, 110, 106, 102, 98, 95, 91, 88, 86 }
+};
+
+Int_t (*AliTRDmcmSim::fgPidLut) = *fgPidLutDefault;
+
//_____________________________________________________________________________
-AliTRDmcmSim::AliTRDmcmSim() :TObject()
+AliTRDmcmSim::AliTRDmcmSim() : TObject()
,fInitialized(kFALSE)
- ,fFeeParam(NULL)
- ,fGeo(NULL)
- ,fChaId(-1)
- ,fSector(-1)
- ,fStack(-1)
- ,fLayer(-1)
+ ,fMaxTracklets(-1)
+ ,fDetector(-1)
,fRobPos(-1)
,fMcmPos(-1)
+ ,fRow (-1)
,fNADC(-1)
,fNTimeBin(-1)
- ,fRow(-1)
- ,fColOfADCbeg(-1)
- ,fColOfADCend(-1)
,fADCR(NULL)
,fADCF(NULL)
+ ,fMCMT(NULL)
+ ,fTrackletArray(NULL)
,fZSM(NULL)
,fZSM1Dim(NULL)
+ ,fFeeParam(NULL)
+ ,fTrapConfig(NULL)
+ ,fSimParam(NULL)
+ ,fCommonParam(NULL)
+ ,fCal(NULL)
+ ,fGeo(NULL)
+ ,fDigitsManager(NULL)
+ ,fPedAcc(NULL)
+ ,fGainCounterA(NULL)
+ ,fGainCounterB(NULL)
+ ,fTailAmplLong(NULL)
+ ,fTailAmplShort(NULL)
+ ,fNHits(0)
+ ,fFitReg(NULL)
{
//
// AliTRDmcmSim default constructor
- //
-
// By default, nothing is initialized.
// It is necessary to issue Init before use.
}
-//_____________________________________________________________________________
AliTRDmcmSim::~AliTRDmcmSim()
{
//
// AliTRDmcmSim destructor
//
- if( fADCR != NULL ) {
+
+ if(fInitialized) {
for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
- delete fADCR[iadc];
- delete fADCF[iadc];
- delete fZSM [iadc];
+ delete [] fADCR[iadc];
+ delete [] fADCF[iadc];
+ delete [] fZSM [iadc];
}
- delete fADCR;
- delete fADCF;
- delete fZSM;
- delete fZSM1Dim;
+ delete [] fADCR;
+ delete [] fADCF;
+ delete [] fZSM;
+ delete [] fZSM1Dim;
+ delete [] fMCMT;
+
+ delete [] fPedAcc;
+ delete [] fGainCounterA;
+ delete [] fGainCounterB;
+ delete [] fTailAmplLong;
+ delete [] fTailAmplShort;
+ delete [] fFitReg;
+
+ fTrackletArray->Delete();
+ delete fTrackletArray;
+ delete fGeo;
}
- delete fGeo;
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::Init( Int_t cha_id, Int_t rob_pos, Int_t mcm_pos )
+void AliTRDmcmSim::Init( Int_t det, Int_t robPos, Int_t mcmPos, Bool_t /* newEvent */ )
{
+ //
// Initialize the class with new geometry information
// fADC array will be reused with filled by zero
+ //
+
+ if (!fInitialized) {
+ fFeeParam = AliTRDfeeParam::Instance();
+ fTrapConfig = AliTRDtrapConfig::Instance();
+ fSimParam = AliTRDSimParam::Instance();
+ fCommonParam = AliTRDCommonParam::Instance();
+ fCal = AliTRDcalibDB::Instance();
+ fGeo = new AliTRDgeometry();
+ }
- fFeeParam = AliTRDfeeParam::Instance();
- fGeo = new AliTRDgeometry();
- fChaId = cha_id;
- fSector = fGeo->GetSector( fChaId );
- fStack = fGeo->GetChamber( fChaId );
- fLayer = fGeo->GetPlane( fChaId );
- fRobPos = rob_pos;
- fMcmPos = mcm_pos;
+ fDetector = det;
+ fRobPos = robPos;
+ fMcmPos = mcmPos;
fNADC = fFeeParam->GetNadcMcm();
- fNTimeBin = fFeeParam->GetNtimebin();
+ fNTimeBin = fCal->GetNumberOfTimeBins();
fRow = fFeeParam->GetPadRowFromMCM( fRobPos, fMcmPos );
- fColOfADCbeg = fFeeParam->GetPadColFromADC( fRobPos, fMcmPos, 0 );
- fColOfADCend = fFeeParam->GetPadColFromADC( fRobPos, fMcmPos, fNADC-1 );
-
- // Allocate ADC data memory if not yet done
- if( fADCR == NULL ) {
+ fMaxTracklets = fFeeParam->GetMaxNrOfTracklets();
+
+ if (!fInitialized) {
fADCR = new Int_t *[fNADC];
fADCF = new Int_t *[fNADC];
fZSM = new Int_t *[fNADC];
fZSM1Dim = new Int_t [fNADC];
+ fGainCounterA = new UInt_t[fNADC];
+ fGainCounterB = new UInt_t[fNADC];
for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
fADCR[iadc] = new Int_t[fNTimeBin];
fADCF[iadc] = new Int_t[fNTimeBin];
fZSM [iadc] = new Int_t[fNTimeBin];
}
+
+ // filter registers
+ fPedAcc = new UInt_t[fNADC]; // accumulator for pedestal filter
+ fTailAmplLong = new UShort_t[fNADC];
+ fTailAmplShort = new UShort_t[fNADC];
+
+ // tracklet calculation
+ fFitReg = new FitReg_t[fNADC];
+ fTrackletArray = new TClonesArray("AliTRDtrackletMCM", fMaxTracklets);
+
+ fMCMT = new UInt_t[fMaxTracklets];
}
- // Initialize ADC data
+ fInitialized = kTRUE;
+
+ Reset();
+}
+
+void AliTRDmcmSim::Reset()
+{
+ // Resets the data values and internal filter registers
+ // by re-initialising them
+
for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
fADCR[iadc][it] = 0;
fZSM [iadc][it] = 1; // Default unread = 1
}
fZSM1Dim[iadc] = 1; // Default unread = 1
+ fGainCounterA[iadc] = 0;
+ fGainCounterB[iadc] = 0;
+ }
+
+ for(Int_t i = 0; i < fMaxTracklets; i++) {
+ fMCMT[i] = 0;
}
+
+ FilterPedestalInit();
+ FilterGainInit();
+ FilterTailInit(fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP)); //??? not really correct if gain filter is active
+}
- fInitialized = kTRUE;
+void AliTRDmcmSim::SetNTimebins(Int_t ntimebins)
+{
+ fNTimeBin = ntimebins;
+ for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
+ delete fADCR[iadc];
+ delete fADCF[iadc];
+ delete fZSM[iadc];
+ fADCR[iadc] = new Int_t[fNTimeBin];
+ fADCF[iadc] = new Int_t[fNTimeBin];
+ fZSM [iadc] = new Int_t[fNTimeBin];
+ }
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::SetData( Int_t iadc, Int_t *adc )
+Bool_t AliTRDmcmSim::LoadMCM(AliRunLoader* const runloader, Int_t det, Int_t rob, Int_t mcm)
{
- // Store ADC data into array of raw data
+ // loads the ADC data as obtained from the digitsManager for the specified MCM
+
+ Init(det, rob, mcm);
+
+ if (!runloader) {
+ AliError("No Runloader given");
+ return kFALSE;
+ }
+
+ AliLoader *trdLoader = runloader->GetLoader("TRDLoader");
+ if (!trdLoader) {
+ AliError("Could not get TRDLoader");
+ return kFALSE;
+ }
+
+ Bool_t retval = kTRUE;
+ trdLoader->LoadDigits();
+ fDigitsManager = 0x0;
+ AliTRDdigitsManager *digMgr = new AliTRDdigitsManager();
+ digMgr->SetSDigits(0);
+ digMgr->CreateArrays();
+ digMgr->ReadDigits(trdLoader->TreeD());
+ AliTRDarrayADC *digits = (AliTRDarrayADC*) digMgr->GetDigits(det);
+ if (digits->HasData()) {
+ digits->Expand();
+
+ if (fNTimeBin != digits->GetNtime())
+ SetNTimebins(digits->GetNtime());
+
+ Int_t padrow = fFeeParam->GetPadRowFromMCM(rob, mcm);
+ Int_t padcol = 0;
+ for (Int_t ch = 0; ch < fNADC; ch++) {
+ padcol = GetCol(ch);
+ fZSM1Dim[ch] = 1;
+ if (padcol < 0) {
+ fZSM1Dim[ch] = 0;
+ for (Int_t tb = 0; tb < fNTimeBin; tb++) {
+ fADCR[ch][tb] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ fADCF[ch][tb] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ }
+ }
+ else {
+ for (Int_t tb = 0; tb < fNTimeBin; tb++) {
+ if (digits->GetData(padrow,padcol, tb) < 0) {
+ fZSM1Dim[ch] = 0;
+ fADCR[ch][tb] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ fADCF[ch][tb] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ }
+ else {
+ fADCR[ch][tb] = (digits->GetData(padrow, padcol, tb) + fgAddBaseline) << fgkAddDigits;
+ fADCF[ch][tb] = (digits->GetData(padrow, padcol, tb) + fgAddBaseline) << fgkAddDigits;
+ }
+ }
+ }
+ }
+ }
+ else
+ retval = kFALSE;
+
+ delete digMgr;
+
+ return retval;
+}
+
+void AliTRDmcmSim::NoiseTest(Int_t nsamples, Int_t mean, Int_t sigma, Int_t inputGain, Int_t inputTail)
+{
+ // This function can be used to test the filters.
+ // It feeds nsamples of ADC values with a gaussian distribution specified by mean and sigma.
+ // The filter chain implemented here consists of:
+ // Pedestal -> Gain -> Tail
+ // With inputGain and inputTail the input to the gain and tail filter, respectively,
+ // can be chosen where
+ // 0: noise input
+ // 1: pedestal output
+ // 2: gain output
+ // The input has to be chosen from a stage before.
+ // The filter behaviour is controlled by the TRAP parameters from AliTRDtrapConfig in the
+ // same way as in normal simulation.
+ // The functions produces four histograms with the values at the different stages.
+
+ TH1F *h = new TH1F("noise", "Gaussian Noise;sample;ADC count",
+ nsamples, 0, nsamples);
+ TH1F *hfp = new TH1F("pedf", "Noise #rightarrow Pedestal filter;sample;ADC count", nsamples, 0, nsamples);
+ TH1F *hfg = new TH1F("pedg", "Pedestal #rightarrow Gain;sample;ADC count", nsamples, 0, nsamples);
+ TH1F *hft = new TH1F("pedt", "Gain #rightarrow Tail;sample;ADC count", nsamples, 0, nsamples);
+ h->SetStats(kFALSE);
+ hfp->SetStats(kFALSE);
+ hfg->SetStats(kFALSE);
+ hft->SetStats(kFALSE);
+
+ Int_t value; // ADC count with noise (10 bit)
+ Int_t valuep; // pedestal filter output (12 bit)
+ Int_t valueg; // gain filter output (12 bit)
+ Int_t valuet; // tail filter value (12 bit)
+
+ for (Int_t i = 0; i < nsamples; i++) {
+ value = (Int_t) gRandom->Gaus(mean, sigma); // generate noise with gaussian distribution
+ h->SetBinContent(i, value);
+
+ valuep = FilterPedestalNextSample(1, 0, ((Int_t) value) << 2);
+
+ if (inputGain == 0)
+ valueg = FilterGainNextSample(1, ((Int_t) value) << 2);
+ else
+ valueg = FilterGainNextSample(1, valuep);
+
+ if (inputTail == 0)
+ valuet = FilterTailNextSample(1, ((Int_t) value) << 2);
+ else if (inputTail == 1)
+ valuet = FilterTailNextSample(1, valuep);
+ else
+ valuet = FilterTailNextSample(1, valueg);
+
+ hfp->SetBinContent(i, valuep >> 2);
+ hfg->SetBinContent(i, valueg >> 2);
+ hft->SetBinContent(i, valuet >> 2);
+ }
+
+ TCanvas *c = new TCanvas;
+ c->Divide(2,2);
+ c->cd(1);
+ h->Draw();
+ c->cd(2);
+ hfp->Draw();
+ c->cd(3);
+ hfg->Draw();
+ c->cd(4);
+ hft->Draw();
+}
+
+Bool_t AliTRDmcmSim::CheckInitialized()
+{
+ //
+ // Check whether object is initialized
+ //
if( ! fInitialized ) {
- //Log (Form ("Error: AliTRDmcmSim is not initialized but setData is called."));
- return;
+ AliDebug(2, Form ("AliTRDmcmSim is not initialized but function other than Init() is called."));
+ }
+ return fInitialized;
+}
+
+void AliTRDmcmSim::Print(Option_t* const option) const
+{
+ // Prints the data stored and/or calculated for this MCM.
+ // The output is controlled by option which can be a sequence of any of
+ // the following characters:
+ // R - prints raw ADC data
+ // F - prints filtered data
+ // H - prints detected hits
+ // T - prints found tracklets
+ // The later stages are only useful when the corresponding calculations
+ // have been performed.
+
+ printf("MCM %i on ROB %i in detector %i\n", fMcmPos, fRobPos, fDetector);
+
+ TString opt = option;
+ if (opt.Contains("R")) {
+ printf("Raw ADC data (10 bit):\n");
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iChannel = 0; iChannel < fNADC; iChannel++) {
+ printf("%5i", fADCR[iChannel][iTimeBin] >> fgkAddDigits);
+ }
+ printf("\n");
+ }
+ }
+
+ if (opt.Contains("F")) {
+ printf("Filtered data (12 bit):\n");
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iChannel = 0; iChannel < fNADC; iChannel++) {
+ printf("%5i", fADCF[iChannel][iTimeBin]);
+ }
+ printf("\n");
+ }
+ }
+
+ if (opt.Contains("H")) {
+ printf("Found %i hits:\n", fNHits);
+ for (Int_t iHit = 0; iHit < fNHits; iHit++) {
+ printf("Hit %3i in timebin %2i, ADC %2i has charge %3i and position %3i\n",
+ iHit, fHits[iHit].fTimebin, fHits[iHit].fChannel, fHits[iHit].fQtot, fHits[iHit].fYpos);
+ }
+ }
+
+ if (opt.Contains("T")) {
+ printf("Tracklets:\n");
+ for (Int_t iTrkl = 0; iTrkl < fTrackletArray->GetEntriesFast(); iTrkl++) {
+ printf("tracklet %i: 0x%08x\n", iTrkl, ((AliTRDtrackletMCM*) (*fTrackletArray)[iTrkl])->GetTrackletWord());
+ }
+ }
+}
+
+void AliTRDmcmSim::Draw(Option_t* const option)
+{
+ // Plots the data stored in a 2-dim. timebin vs. ADC channel plot.
+ // The option selects what data is plotted and can be a sequence of
+ // the following characters:
+ // R - plot raw data (default)
+ // F - plot filtered data (meaningless if R is specified)
+ // In addition to the ADC values:
+ // H - plot hits
+ // T - plot tracklets
+
+ TString opt = option;
+
+ TH2F *hist = new TH2F("mcmdata", Form("Data of MCM %i on ROB %i in detector %i", \
+ fMcmPos, fRobPos, fDetector), \
+ fNADC, -0.5, fNADC-.5, fNTimeBin, -.5, fNTimeBin-.5);
+ hist->GetXaxis()->SetTitle("ADC Channel");
+ hist->GetYaxis()->SetTitle("Timebin");
+ hist->SetStats(kFALSE);
+
+ if (opt.Contains("R")) {
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ hist->SetBinContent(iAdc+1, iTimeBin+1, fADCR[iAdc][iTimeBin] >> fgkAddDigits);
+ }
+ }
+ }
+ else {
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ hist->SetBinContent(iAdc+1, iTimeBin+1, fADCF[iAdc][iTimeBin] >> fgkAddDigits);
+ }
+ }
+ }
+ hist->Draw("colz");
+
+ if (opt.Contains("H")) {
+ TGraph *grHits = new TGraph();
+ for (Int_t iHit = 0; iHit < fNHits; iHit++) {
+ grHits->SetPoint(iHit,
+ fHits[iHit].fChannel + 1 + fHits[iHit].fYpos/256.,
+ fHits[iHit].fTimebin);
+ }
+ grHits->Draw("*");
+ }
+
+ if (opt.Contains("T")) {
+ TLine *trklLines = new TLine[4];
+ for (Int_t iTrkl = 0; iTrkl < fTrackletArray->GetEntries(); iTrkl++) {
+ AliTRDpadPlane *pp = fGeo->GetPadPlane(fDetector);
+ AliTRDtrackletMCM *trkl = (AliTRDtrackletMCM*) (*fTrackletArray)[iTrkl];
+ Float_t offset = pp->GetColPos(fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, 19)) + 19 * pp->GetWidthIPad();
+ trklLines[iTrkl].SetX1((offset - trkl->GetY()) / pp->GetWidthIPad());
+ trklLines[iTrkl].SetY1(0);
+ trklLines[iTrkl].SetX2((offset - (trkl->GetY() + ((Float_t) trkl->GetdY())*140e-4)) / pp->GetWidthIPad());
+ trklLines[iTrkl].SetY2(fNTimeBin - 1);
+ trklLines[iTrkl].SetLineColor(2);
+ trklLines[iTrkl].SetLineWidth(2);
+ printf("Tracklet %i: y = %f, dy = %f, offset = %f\n", iTrkl, trkl->GetY(), (trkl->GetdY() * 140e-4), offset);
+ trklLines[iTrkl].Draw();
+ }
}
+}
+
+void AliTRDmcmSim::SetData( Int_t iadc, Int_t* const adc )
+{
+ //
+ // Store ADC data into array of raw data
+ //
+
+ if( !CheckInitialized() ) return;
if( iadc < 0 || iadc >= fNADC ) {
- //Log (Form ("Error: iadc is out of range (should be 0 to %d).", fNADC-1));
+ //Log (Form ("Error: iadc is out of range (should be 0 to %d).", fNADC-1));
return;
}
- for( int it = 0 ; it < fNTimeBin ; it++ ) {
- fADCR[iadc][it] = (Int_t)(adc[it]);
+ for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
+ fADCR[iadc][it] = (Int_t) (adc[it]) << fgkAddDigits;
+ fADCF[iadc][it] = (Int_t) (adc[it]) << fgkAddDigits;
}
}
-//_____________________________________________________________________________
void AliTRDmcmSim::SetData( Int_t iadc, Int_t it, Int_t adc )
{
+ //
// Store ADC data into array of raw data
+ //
- if( ! fInitialized ) {
- //Log (Form ("Error: AliTRDmcmSim is not initialized but setData is called."));
- return;
- }
+ if( !CheckInitialized() ) return;
if( iadc < 0 || iadc >= fNADC ) {
//Log (Form ("Error: iadc is out of range (should be 0 to %d).", fNADC-1));
return;
}
- fADCR[iadc][it] = adc;
+ fADCR[iadc][it] = adc << fgkAddDigits;
+ fADCF[iadc][it] = adc << fgkAddDigits;
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::SetDataPedestal( Int_t iadc )
+void AliTRDmcmSim::SetData(AliTRDarrayADC* const adcArray, AliTRDdigitsManager *digitsManager)
{
- // Store ADC data into array of raw data
+ // Set the ADC data from an AliTRDarrayADC
- if( ! fInitialized ) {
- //Log (Form ("Error: AliTRDmcmSim is not initialized but setData is called."));
+ if (!fInitialized) {
+ AliError("Called uninitialized! Nothing done!");
return;
}
+ fDigitsManager = digitsManager;
+
+ if (fNTimeBin != adcArray->GetNtime())
+ SetNTimebins(adcArray->GetNtime());
+
+ Int_t offset = (fMcmPos % 4) * 21 + (fRobPos % 2) * 84;
+
+// Int_t firstAdc = 0;
+// Int_t lastAdc = fNADC-1;
+//
+// while (GetCol(firstAdc) < 0) {
+// for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+// fADCR[firstAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+// fADCF[firstAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+// }
+// firstAdc++;
+// }
+//
+// while (GetCol(lastAdc) < 0) {
+// for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+// fADCR[lastAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+// fADCF[lastAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+// }
+// lastAdc--;
+// }
+
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ Int_t value = adcArray->GetDataByAdcCol(GetRow(), 20-iAdc + offset, iTimeBin);
+ if (value < 0 || (20-iAdc + offset < 1) || (20-iAdc + offset > 165)) {
+ fADCR[iAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ fADCF[iAdc][iTimeBin] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ }
+ else {
+ fADCR[iAdc][iTimeBin] = (adcArray->GetData(GetRow(), GetCol(iAdc), iTimeBin) + fgAddBaseline) << fgkAddDigits;
+ fADCF[iAdc][iTimeBin] = (adcArray->GetData(GetRow(), GetCol(iAdc), iTimeBin) + fgAddBaseline) << fgkAddDigits;
+ }
+ }
+ }
+}
+
+void AliTRDmcmSim::SetDataPedestal( Int_t iadc )
+{
+ //
+ // Store ADC data into array of raw data
+ //
+
+ if( !CheckInitialized() ) return;
+
if( iadc < 0 || iadc >= fNADC ) {
- //Log (Form ("Error: iadc is out of range (should be 0 to %d).", fNADC-1));
return;
}
for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
- fADCR[iadc][it] = fFeeParam->GetADCpedestal();
+ fADCR[iadc][it] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
+ fADCF[iadc][it] = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP) + (fgAddBaseline << fgkAddDigits);
}
}
-//_____________________________________________________________________________
Int_t AliTRDmcmSim::GetCol( Int_t iadc )
{
+ //
// Return column id of the pad for the given ADC channel
+ //
- return (fColOfADCbeg - iadc);
-}
-
-
+ if( !CheckInitialized() )
+ return -1;
+ Int_t col = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, iadc);
+ if (col < 0 || col >= fFeeParam->GetNcol())
+ return -1;
+ else
+ return col;
+}
-//_____________________________________________________________________________
-Int_t AliTRDmcmSim::ProduceRawStream( UInt_t *buf, Int_t maxSize )
+Int_t AliTRDmcmSim::ProduceRawStream( UInt_t *buf, Int_t maxSize, UInt_t iEv)
{
+ //
// Produce raw data stream from this MCM and put in buf
- // Returns number of words filled, or negative value with -1 * number of overflowed words
+ // Returns number of words filled, or negative value
+ // with -1 * number of overflowed words
+ //
UInt_t x;
- UInt_t iEv = 0;
Int_t nw = 0; // Number of written words
Int_t of = 0; // Number of overflowed words
Int_t rawVer = fFeeParam->GetRAWversion();
Int_t **adc;
+ Int_t nActiveADC = 0; // number of activated ADC bits in a word
+
+ if( !CheckInitialized() ) return 0;
if( fFeeParam->GetRAWstoreRaw() ) {
adc = fADCR;
}
// Produce MCM header
- x = ((fRobPos * fFeeParam->GetNmcmRob() + fMcmPos) << 24) | ((iEv % 0x100000) << 4) | 0xC;
+ x = (1<<31) | (fRobPos << 28) | (fMcmPos << 24) | ((iEv % 0x100000) << 4) | 0xC;
+
if (nw < maxSize) {
buf[nw++] = x;
+ //printf("\nMCM header: %X ",x);
}
else {
of++;
}
- // Produce ADC mask
+ // Produce ADC mask : nncc cccm mmmm mmmm mmmm mmmm mmmm 1100
+ // n : unused , c : ADC count, m : selected ADCs
if( rawVer >= 3 ) {
x = 0;
for( Int_t iAdc = 0 ; iAdc < fNADC ; iAdc++ ) {
if( fZSM1Dim[iAdc] == 0 ) { // 0 means not suppressed
- x = x | (1 << iAdc);
+ x = x | (1 << (iAdc+4) ); // last 4 digit reserved for 1100=0xc
+ nActiveADC++; // number of 1 in mmm....m
}
}
+ x = x | (1 << 30) | ( ( 0x3FFFFFFC ) & (~(nActiveADC) << 25) ) | 0xC; // nn = 01, ccccc are inverted, 0xc=1100
+ //printf("nActiveADC=%d=%08X, inverted=%X ",nActiveADC,nActiveADC,x );
+
if (nw < maxSize) {
buf[nw++] = x;
+ //printf("ADC mask: %X nMask=%d ADC data: ",x,nActiveADC);
}
else {
of++;
UInt_t aa=0, a1=0, a2=0, a3=0;
for (Int_t iAdc = 0; iAdc < 21; iAdc++ ) {
- if( rawVer>= 3 && fZSM1Dim[iAdc] == 1 ) continue; // suppressed
+ if( rawVer>= 3 && fZSM1Dim[iAdc] != 0 ) continue; // Zero Suppression, 0 means not suppressed
aa = !(iAdc & 1) + 2;
for (Int_t iT = 0; iT < fNTimeBin; iT+=3 ) {
- a1 = ((iT ) < fNTimeBin ) ? adc[iAdc][iT ] : 0;
- a2 = ((iT + 1) < fNTimeBin ) ? adc[iAdc][iT+1] : 0;
- a3 = ((iT + 2) < fNTimeBin ) ? adc[iAdc][iT+2] : 0;
- }
- x = (a3 << 22) | (a2 << 12) | (a1 << 2) | aa;
- if (nw < maxSize) {
- buf[nw++] = x;
- }
- else {
- of++;
+ a1 = ((iT ) < fNTimeBin ) ? adc[iAdc][iT ] >> fgkAddDigits : 0;
+ a2 = ((iT + 1) < fNTimeBin ) ? adc[iAdc][iT+1] >> fgkAddDigits : 0;
+ a3 = ((iT + 2) < fNTimeBin ) ? adc[iAdc][iT+2] >> fgkAddDigits : 0;
+ x = (a3 << 22) | (a2 << 12) | (a1 << 2) | aa;
+ if (nw < maxSize) {
+ buf[nw++] = x;
+ //printf("%08X ",x);
+ }
+ else {
+ of++;
+ }
}
}
if( of != 0 ) return -of; else return nw;
}
+Int_t AliTRDmcmSim::ProduceTrackletStream( UInt_t *buf, Int_t maxSize )
+{
+ //
+ // Produce tracklet data stream from this MCM and put in buf
+ // Returns number of words filled, or negative value
+ // with -1 * number of overflowed words
+ //
+
+ Int_t nw = 0; // Number of written words
+ Int_t of = 0; // Number of overflowed words
+
+ if( !CheckInitialized() ) return 0;
+
+ // Produce tracklet data. A maximum of four 32 Bit words will be written per MCM
+ // fMCMT is filled continuously until no more tracklet words available
+
+ for (Int_t iTracklet = 0; iTracklet < fTrackletArray->GetEntriesFast(); iTracklet++) {
+ if (nw < maxSize)
+ buf[nw++] = ((AliTRDtrackletMCM*) (*fTrackletArray)[iTracklet])->GetTrackletWord();
+ else
+ of++;
+ }
+
+ if( of != 0 ) return -of; else return nw;
+}
-//_____________________________________________________________________________
void AliTRDmcmSim::Filter()
{
- // Apply digital filter
+ //
+ // Filter the raw ADC values. The active filter stages and their
+ // parameters are taken from AliTRDtrapConfig.
+ // The raw data is stored separate from the filtered data. Thus,
+ // it is possible to run the filters on a set of raw values
+ // sequentially for parameter tuning.
+ //
- if( ! fInitialized ) {
- // Log (Form ("Error: AliTRDmcmSim is not initialized but setData is called."));
+ if( !CheckInitialized() ) {
+ AliError("got called before initialization! Nothing done!");
return;
}
- // Initialize filtered data array with raw data
- for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
- for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
- fADCF[iadc][it] = fADCR[iadc][it];
- }
- }
+ // Apply filters sequentially. Bypass is handled by filters
+ // since counters and internal registers may be updated even
+ // if the filter is bypassed.
+ // The first filter takes the data from fADCR and
+ // outputs to fADCF.
+
+ // Non-linearity filter not implemented.
+ FilterPedestal();
+ FilterGain();
+ FilterTail();
+ // Crosstalk filter not implemented.
+}
+
+void AliTRDmcmSim::FilterPedestalInit()
+{
+ // Initializes the pedestal filter assuming that the input has
+ // been constant for a long time (compared to the time constant).
+
+// UShort_t fpnp = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP); // 0..511 -> 0..127.75, pedestal at the output
+ UShort_t fptc = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPTC); // 0..3, 0 - fastest, 3 - slowest
+ UShort_t shifts[4] = {11, 14, 17, 21}; //??? where to take shifts from?
- // Then apply fileters one by one to filtered data array
- if( fFeeParam->isPFon() ) FilterPedestal();
- if( fFeeParam->isGFon() ) FilterGain();
- if( fFeeParam->isTFon() ) FilterTail();
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++)
+ fPedAcc[iAdc] = (fSimParam->GetADCbaseline() << 2) * (1<<shifts[fptc]);
+}
+
+UShort_t AliTRDmcmSim::FilterPedestalNextSample(Int_t adc, Int_t timebin, UShort_t value)
+{
+ // Returns the output of the pedestal filter given the input value.
+ // The output depends on the internal registers and, thus, the
+ // history of the filter.
+
+ UShort_t fpnp = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP); // 0..511 -> 0..127.75, pedestal at the output
+ UShort_t fptc = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPTC); // 0..3, 0 - fastest, 3 - slowest
+ UShort_t fpby = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPBY); // 0..1 the bypass, active low
+ UShort_t shifts[4] = {11, 14, 17, 21}; //??? where to come from
+
+ UShort_t accumulatorShifted;
+ Int_t correction;
+ UShort_t inpAdd;
+
+ inpAdd = value + fpnp;
+
+ if (fpby == 0) //??? before or after update of accumulator
+ return value;
+
+ accumulatorShifted = (fPedAcc[adc] >> shifts[fptc]) & 0x3FF; // 10 bits
+ if (timebin == 0) // the accumulator is disabled in the drift time
+ {
+ correction = (value & 0x3FF) - accumulatorShifted;
+ fPedAcc[adc] = (fPedAcc[adc] + correction) & 0x7FFFFFFF; // 31 bits
+ }
+
+ if (inpAdd <= accumulatorShifted)
+ return 0;
+ else
+ {
+ inpAdd = inpAdd - accumulatorShifted;
+ if (inpAdd > 0xFFF)
+ return 0xFFF;
+ else
+ return inpAdd;
+ }
}
-//_____________________________________________________________________________
void AliTRDmcmSim::FilterPedestal()
{
+ //
// Apply pedestal filter
+ //
+ // As the first filter in the chain it reads data from fADCR
+ // and outputs to fADCF.
+ // It has only an effect if previous samples have been fed to
+ // find the pedestal. Currently, the simulation assumes that
+ // the input has been stable for a sufficiently long time.
+
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ fADCF[iAdc][iTimeBin] = FilterPedestalNextSample(iAdc, iTimeBin, fADCR[iAdc][iTimeBin]);
+ }
+ }
+}
- Int_t ap = fFeeParam->GetADCpedestal(); // ADC instrinsic pedestal
- Int_t ep = fFeeParam->GetPFeffectPedestal(); // effective pedestal
- Int_t tc = fFeeParam->GetPFtimeConstant(); // this makes no sense yet
+void AliTRDmcmSim::FilterGainInit()
+{
+ // Initializes the gain filter. In this case, only threshold
+ // counters are reset.
+
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ // these are counters which in hardware continue
+ // until maximum or reset
+ fGainCounterA[iAdc] = 0;
+ fGainCounterB[iAdc] = 0;
+ }
+}
- for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
- for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
- fADCF[iadc][it] = fADCF[iadc][it] - ap + ep;
- }
+UShort_t AliTRDmcmSim::FilterGainNextSample(Int_t adc, UShort_t value)
+{
+ // Apply the gain filter to the given value.
+ // BEGIN_LATEX O_{i}(t) = #gamma_{i} * I_{i}(t) + a_{i} END_LATEX
+ // The output depends on the internal registers and, thus, the
+ // history of the filter.
+
+ UShort_t fgby = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFGBY); // bypass, active low
+ UShort_t fgf = fTrapConfig->GetTrapReg(AliTRDtrapConfig::TrapReg_t(AliTRDtrapConfig::kFGF0 + adc)); // 0x700 + (0 & 0x1ff);
+ UShort_t fga = fTrapConfig->GetTrapReg(AliTRDtrapConfig::TrapReg_t(AliTRDtrapConfig::kFGA0 + adc)); // 40;
+ UShort_t fgta = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFGTA); // 20;
+ UShort_t fgtb = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFGTB); // 2060;
+
+ UInt_t tmp;
+
+ value &= 0xFFF;
+ tmp = (value * fgf) >> 11;
+ if (tmp > 0xFFF) tmp = 0xFFF;
+
+ if (fgby == 1)
+ value = AddUintClipping(tmp, fga, 12);
+
+ // Update threshold counters
+ // not really useful as they are cleared with every new event
+ if ((fGainCounterA[adc] == 0x3FFFFFF) || (fGainCounterB[adc] == 0x3FFFFFF))
+ {
+ if (value >= fgtb)
+ fGainCounterB[adc]++;
+ else if (value >= fgta)
+ fGainCounterA[adc]++;
}
+
+ return value;
}
-//_____________________________________________________________________________
void AliTRDmcmSim::FilterGain()
{
- // Apply gain filter (not implemented)
+ // Read data from fADCF and apply gain filter.
+
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ fADCF[iAdc][iTimeBin] = FilterGainNextSample(iAdc, fADCF[iAdc][iTimeBin]);
+ }
+ }
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::FilterTail()
+void AliTRDmcmSim::FilterTailInit(Int_t baseline)
{
- // Apply exponential tail filter (Bogdan's version)
+ // Initializes the tail filter assuming that the input has
+ // been at the baseline value (configured by FTFP) for a
+ // sufficiently long time.
+
+ // exponents and weight calculated from configuration
+ UShort_t alphaLong = 0x3ff & fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTAL); // the weight of the long component
+ UShort_t lambdaLong = (1 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLL) & 0x1FF); // the multiplier
+ UShort_t lambdaShort = (0 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLS) & 0x1FF); // the multiplier
+
+ Float_t lambdaL = lambdaLong * 1.0 / (1 << 11);
+ Float_t lambdaS = lambdaShort * 1.0 / (1 << 11);
+ Float_t alphaL = alphaLong * 1.0 / (1 << 11);
+ Float_t qup, qdn;
+ qup = (1 - lambdaL) * (1 - lambdaS);
+ qdn = 1 - lambdaS * alphaL - lambdaL * (1 - alphaL);
+ Float_t kdc = qup/qdn;
+
+ Float_t kt, ql, qs;
+ UShort_t aout;
+
+ kt = kdc * baseline;
+ aout = baseline - (UShort_t) kt;
+ ql = lambdaL * (1 - lambdaS) * alphaL;
+ qs = lambdaS * (1 - lambdaL) * (1 - alphaL);
+
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ fTailAmplLong[iAdc] = (UShort_t) (aout * ql / (ql + qs));
+ fTailAmplShort[iAdc] = (UShort_t) (aout * qs / (ql + qs));
+ }
+}
- Double_t *dtarg = new Double_t[fNTimeBin];
- Int_t *itarg = new Int_t[fNTimeBin];
- Int_t nexp = fFeeParam->GetTFnExp();
- Int_t tftype = fFeeParam->GetTFtype();
+UShort_t AliTRDmcmSim::FilterTailNextSample(Int_t adc, UShort_t value)
+{
+ // Returns the output of the tail filter for the given input value.
+ // The output depends on the internal registers and, thus, the
+ // history of the filter.
+
+ // exponents and weight calculated from configuration
+ UShort_t alphaLong = 0x3ff & fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTAL); // the weight of the long component
+ UShort_t lambdaLong = (1 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLL) & 0x1FF); // the multiplier
+ UShort_t lambdaShort = (0 << 10) | (1 << 9) | (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTLS) & 0x1FF); // the multiplier
+
+ Float_t lambdaL = lambdaLong * 1.0 / (1 << 11);
+ Float_t lambdaS = lambdaShort * 1.0 / (1 << 11);
+ Float_t alphaL = alphaLong * 1.0 / (1 << 11);
+ Float_t qup, qdn;
+ qup = (1 - lambdaL) * (1 - lambdaS);
+ qdn = 1 - lambdaS * alphaL - lambdaL * (1 - alphaL);
+// Float_t kdc = qup/qdn;
+
+ UInt_t aDiff;
+ UInt_t alInpv;
+ UShort_t aQ;
+ UInt_t tmp;
+
+ UShort_t inpVolt = value & 0xFFF; // 12 bits
+
+ if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFTBY) == 0) // bypass mode, active low
+ return value;
+ else
+ {
+ // add the present generator outputs
+ aQ = AddUintClipping(fTailAmplLong[adc], fTailAmplShort[adc], 12);
+
+ // calculate the difference between the input the generated signal
+ if (inpVolt > aQ)
+ aDiff = inpVolt - aQ;
+ else
+ aDiff = 0;
+
+ // the inputs to the two generators, weighted
+ alInpv = (aDiff * alphaLong) >> 11;
+
+ // the new values of the registers, used next time
+ // long component
+ tmp = AddUintClipping(fTailAmplLong[adc], alInpv, 12);
+ tmp = (tmp * lambdaLong) >> 11;
+ fTailAmplLong[adc] = tmp & 0xFFF;
+ // short component
+ tmp = AddUintClipping(fTailAmplShort[adc], aDiff - alInpv, 12);
+ tmp = (tmp * lambdaShort) >> 11;
+ fTailAmplShort[adc] = tmp & 0xFFF;
+
+ // the output of the filter
+ return aDiff;
+ }
+}
- switch( tftype ) {
-
- case 0: // Exponential Filter Analog Bogdan
- for (Int_t iCol = 0; iCol < fNADC; iCol++) {
- FilterSimDeConvExpA( fADCF[iCol], dtarg, fNTimeBin, nexp);
- for (Int_t iTime = 0; iTime < fNTimeBin; iTime++) {
- fADCF[iCol][iTime] = (Int_t) TMath::Max(0.0,dtarg[iTime]);
- }
- }
- break;
+void AliTRDmcmSim::FilterTail()
+{
+ // Apply tail filter
- case 1: // Exponential filter digital Bogdan
- for (Int_t iCol = 0; iCol < fNADC; iCol++) {
- FilterSimDeConvExpD( fADCF[iCol], itarg, fNTimeBin, nexp);
- for (Int_t iTime = 0; iTime < fNTimeBin; iTime++) {
- fADCF[iCol][iTime] = itarg[iTime];
- }
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ fADCF[iAdc][iTimeBin] = FilterTailNextSample(iAdc, fADCF[iAdc][iTimeBin]);
}
- break;
-
- case 2: // Exponential filter Marian special
- for (Int_t iCol = 0; iCol < fNADC; iCol++) {
- FilterSimDeConvExpMI( fADCF[iCol], dtarg, fNTimeBin);
- for (Int_t iTime = 0; iTime < fNTimeBin; iTime++) {
- fADCF[iCol][iTime] = (Int_t) TMath::Max(0.0,dtarg[iTime]);
- }
- }
- break;
-
- default:
- AliError(Form("Invalid filter type %d ! \n", tftype ));
- break;
}
-
- delete dtarg;
- delete itarg;
}
-//_____________________________________________________________________________
void AliTRDmcmSim::ZSMapping()
{
+ //
// Zero Suppression Mapping implemented in TRAP chip
//
// See detail TRAP manual "Data Indication" section:
// http://www.kip.uni-heidelberg.de/ti/TRD/doc/trap/TRAP-UserManual.pdf
+ //
- Int_t EBIS = fFeeParam->GetEBsglIndThr(); // TRAP default = 0x4 (Tis=4)
- Int_t EBIT = fFeeParam->GetEBsumIndThr(); // TRAP default = 0x28 (Tit=40)
- Int_t EBIL = fFeeParam->GetEBindLUT(); // TRAP default = 0xf0 (lookup table accept (I2,I1,I0)=(111) or (110) or (101) or (100))
- Int_t EBIN = fFeeParam->GetEBignoreNeighbour(); // TRAP default = 1 (no neighbor sensitivity)
+ //??? values should come from TRAPconfig
+ Int_t eBIS = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIS); // TRAP default = 0x4 (Tis=4)
+ Int_t eBIT = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIT); // TRAP default = 0x28 (Tit=40)
+ Int_t eBIL = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIL); // TRAP default = 0xf0
+ // (lookup table accept (I2,I1,I0)=(111)
+ // or (110) or (101) or (100))
+ Int_t eBIN = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBIN); // TRAP default = 1 (no neighbor sensitivity)
+ Int_t ep = 0; // fTrapConfig->GetTrapReg(AliTRDtrapConfig::kFPNP); //??? really subtracted here
- for( Int_t iadc = 1 ; iadc < fNADC-1; iadc++ ) {
- for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
+ Int_t **adc = fADCF;
- // evaluate three conditions
- Int_t I0 = ( fADCF[iadc][it] >= fADCF[iadc-1][it] && fADCF[iadc][it] >= fADCF[iadc+1][it] ) ? 0 : 1; // peak center detection
- Int_t I1 = ( (fADCF[iadc-1][it] + fADCF[iadc][it] + fADCF[iadc+1][it]) > EBIT ) ? 0 : 1; // cluster
- Int_t I2 = ( fADCF[iadc][it] > EBIS ) ? 0 : 1; // absolute large peak
+ if( !CheckInitialized() ) {
+ AliError("got called uninitialized! Nothing done!");
+ return;
+ }
+
+ for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
+ for( Int_t iadc = 1 ; iadc < fNADC-1; iadc++ ) {
- Int_t I = I2 * 4 + I1 * 2 + I0; // Bit position in lookup table
- Int_t D = (EBIL >> I) & 1; // Looking up (here D=0 means true and D=1 means false according to TRAP manual)
+ // Get ADC data currently in filter buffer
+ Int_t ap = adc[iadc-1][it] - ep; // previous
+ Int_t ac = adc[iadc ][it] - ep; // current
+ Int_t an = adc[iadc+1][it] - ep; // next
- fZSM[iadc][it] &= D;
- if( EBIN == 0 ) { // turn on neighboring ADCs
- fZSM[iadc-1][it] &= D;
- fZSM[iadc+1][it] &= D;
+ // evaluate three conditions
+ Int_t i0 = ( ac >= ap && ac >= an ) ? 0 : 1; // peak center detection
+ Int_t i1 = ( ap + ac + an > eBIT ) ? 0 : 1; // cluster
+ Int_t i2 = ( ac > eBIS ) ? 0 : 1; // absolute large peak
+
+ Int_t i = i2 * 4 + i1 * 2 + i0; // Bit position in lookup table
+ Int_t d = (eBIL >> i) & 1; // Looking up (here d=0 means true
+ // and d=1 means false according to TRAP manual)
+
+ fZSM[iadc][it] &= d;
+ if( eBIN == 0 ) { // turn on neighboring ADCs
+ fZSM[iadc-1][it] &= d;
+ fZSM[iadc+1][it] &= d;
}
}
}
// do 1 dim projection
for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
- fZSM1Dim[iadc] &= fZSM[iadc+1][it];
+ fZSM1Dim[iadc] &= fZSM[iadc][it];
}
}
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::FilterSimDeConvExpA(Int_t *source, Double_t *target, Int_t n, Int_t nexp)
+void AliTRDmcmSim::DumpData( const char * const f, const char * const target )
{
//
- // Exponential filter "analog"
- // source will not be changed
+ // Dump data stored (for debugging).
+ // target should contain one or multiple of the following characters
+ // R for raw data
+ // F for filtered data
+ // Z for zero suppression map
+ // S Raw dat astream
+ // other characters are simply ignored
//
- Int_t i = 0;
- Int_t k = 0;
- Double_t reminder[2];
- Double_t correction;
- Double_t result;
- Double_t rates[2];
- Double_t coefficients[2];
-
- // Initialize (coefficient = alpha, rates = lambda)
- // FilterOpt.C (aliroot@pel:/homel/aliroot/root/work/beamt/CERN02)
-
- Double_t r1 = (Double_t)fFeeParam->GetTFr1();
- Double_t r2 = (Double_t)fFeeParam->GetTFr2();
- Double_t c1 = (Double_t)fFeeParam->GetTFc1();
- Double_t c2 = (Double_t)fFeeParam->GetTFc2();
+ UInt_t tempbuf[1024];
+
+ if( !CheckInitialized() ) return;
+
+ std::ofstream of( f, std::ios::out | std::ios::app );
+ of << Form("AliTRDmcmSim::DumpData det=%03d sm=%02d stack=%d layer=%d rob=%d mcm=%02d\n",
+ fDetector, fGeo->GetSector(fDetector), fGeo->GetStack(fDetector),
+ fGeo->GetSector(fDetector), fRobPos, fMcmPos );
+
+ for( Int_t t=0 ; target[t] != 0 ; t++ ) {
+ switch( target[t] ) {
+ case 'R' :
+ case 'r' :
+ of << Form("fADCR (raw ADC data)\n");
+ for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
+ of << Form(" ADC %02d: ", iadc);
+ for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
+ of << Form("% 4d", fADCR[iadc][it]);
+ }
+ of << Form("\n");
+ }
+ break;
+ case 'F' :
+ case 'f' :
+ of << Form("fADCF (filtered ADC data)\n");
+ for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
+ of << Form(" ADC %02d: ", iadc);
+ for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
+ of << Form("% 4d", fADCF[iadc][it]);
+ }
+ of << Form("\n");
+ }
+ break;
+ case 'Z' :
+ case 'z' :
+ of << Form("fZSM and fZSM1Dim (Zero Suppression Map)\n");
+ for( Int_t iadc = 0 ; iadc < fNADC; iadc++ ) {
+ of << Form(" ADC %02d: ", iadc);
+ if( fZSM1Dim[iadc] == 0 ) { of << " R " ; } else { of << " . "; } // R:read .:suppressed
+ for( Int_t it = 0 ; it < fNTimeBin ; it++ ) {
+ if( fZSM[iadc][it] == 0 ) { of << " R"; } else { of << " ."; } // R:read .:suppressed
+ }
+ of << Form("\n");
+ }
+ break;
+ case 'S' :
+ case 's' :
+ Int_t s = ProduceRawStream( tempbuf, 1024 );
+ of << Form("Stream for Raw Simulation size=%d rawver=%d\n", s, fFeeParam->GetRAWversion());
+ of << Form(" address data\n");
+ for( Int_t i = 0 ; i < s ; i++ ) {
+ of << Form(" %04x %08x\n", i, tempbuf[i]);
+ }
+ }
+ }
+}
+
+void AliTRDmcmSim::AddHitToFitreg(Int_t adc, UShort_t timebin, UShort_t qtot, Short_t ypos, Int_t label)
+{
+ // Add the given hit to the fit register which is lateron used for
+ // the tracklet calculation.
+ // In addition to the fit sums in the fit register MC information
+ // is stored.
+
+ if ((timebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0)) &&
+ (timebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE0)))
+ fFitReg[adc].fQ0 += qtot;
- coefficients[0] = c1;
- coefficients[1] = c2;
+ if ((timebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS1)) &&
+ (timebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1)))
+ fFitReg[adc].fQ1 += qtot;
+
+ if ((timebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFS) ) &&
+ (timebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFE)))
+ {
+ fFitReg[adc].fSumX += timebin;
+ fFitReg[adc].fSumX2 += timebin*timebin;
+ fFitReg[adc].fNhits++;
+ fFitReg[adc].fSumY += ypos;
+ fFitReg[adc].fSumY2 += ypos*ypos;
+ fFitReg[adc].fSumXY += timebin*ypos;
+ }
- Double_t dt = 0.1;
- rates[0] = TMath::Exp(-dt/(r1));
- rates[1] = TMath::Exp(-dt/(r2));
+ // register hits (MC info)
+ fHits[fNHits].fChannel = adc;
+ fHits[fNHits].fQtot = qtot;
+ fHits[fNHits].fYpos = ypos;
+ fHits[fNHits].fTimebin = timebin;
+ fHits[fNHits].fLabel = label;
+ fNHits++;
+}
- // Attention: computation order is important
- correction = 0.0;
- for (k = 0; k < nexp; k++) {
- reminder[k] = 0.0;
+void AliTRDmcmSim::CalcFitreg()
+{
+ // Preprocessing.
+ // Detect the hits and fill the fit registers.
+ // Requires 12-bit data from fADCF which means Filter()
+ // has to be called before even if all filters are bypassed.
+
+ //???
+ // TRAP parameters:
+ const UShort_t lutPos[128] = { // move later to some other file
+ 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15,
+ 16, 16, 16, 17, 17, 18, 18, 19, 19, 19, 20, 20, 20, 21, 21, 22, 22, 22, 23, 23, 23, 24, 24, 24, 24, 25, 25, 25, 26, 26, 26, 26,
+ 27, 27, 27, 27, 27, 27, 27, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 27, 27, 27, 27, 26,
+ 26, 26, 26, 25, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 20, 20, 19, 18, 18, 17, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 7};
+
+ //??? to be clarified:
+ UInt_t adcMask = 0xffffffff;
+
+ UShort_t timebin, adcch, adcLeft, adcCentral, adcRight, hitQual, timebin1, timebin2, qtotTemp;
+ Short_t ypos, fromLeft, fromRight, found;
+ UShort_t qTotal[19]; // the last is dummy
+ UShort_t marked[6], qMarked[6], worse1, worse2;
+
+ timebin1 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFS);
+ if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0)
+ < timebin1)
+ timebin1 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0);
+ timebin2 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFE);
+ if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1)
+ > timebin2)
+ timebin2 = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1);
+
+ // reset the fit registers
+ fNHits = 0;
+ for (adcch = 0; adcch < fNADC-2; adcch++) // due to border channels
+ {
+ fFitReg[adcch].fNhits = 0;
+ fFitReg[adcch].fQ0 = 0;
+ fFitReg[adcch].fQ1 = 0;
+ fFitReg[adcch].fSumX = 0;
+ fFitReg[adcch].fSumY = 0;
+ fFitReg[adcch].fSumX2 = 0;
+ fFitReg[adcch].fSumY2 = 0;
+ fFitReg[adcch].fSumXY = 0;
}
-
- for (i = 0; i < n; i++) {
+
+ for (timebin = timebin1; timebin < timebin2; timebin++)
+ {
+ // first find the hit candidates and store the total cluster charge in qTotal array
+ // in case of not hit store 0 there.
+ for (adcch = 0; adcch < fNADC-2; adcch++) {
+ if ( ( (adcMask >> adcch) & 7) == 7) //??? all 3 channels are present in case of ZS
+ {
+ adcLeft = fADCF[adcch ][timebin];
+ adcCentral = fADCF[adcch+1][timebin];
+ adcRight = fADCF[adcch+2][timebin];
+ if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPVBY) == 1)
+ hitQual = ( (adcLeft * adcRight) <
+ (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPVT) * adcCentral) );
+ else
+ hitQual = 1;
+ // The accumulated charge is with the pedestal!!!
+ qtotTemp = adcLeft + adcCentral + adcRight;
+ if ( (hitQual) &&
+ (qtotTemp >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPHT)) &&
+ (adcLeft <= adcCentral) &&
+ (adcCentral > adcRight) )
+ qTotal[adcch] = qtotTemp;
+ else
+ qTotal[adcch] = 0;
+ }
+ else
+ qTotal[adcch] = 0; //jkl
+ AliDebug(10,Form("ch %2d qTotal %5d",adcch, qTotal[adcch]));
+ }
- result = ((Double_t)source[i] - correction); // no rescaling
- target[i] = result;
+ fromLeft = -1;
+ adcch = 0;
+ found = 0;
+ marked[4] = 19; // invalid channel
+ marked[5] = 19; // invalid channel
+ qTotal[19] = 0;
+ while ((adcch < 16) && (found < 3))
+ {
+ if (qTotal[adcch] > 0)
+ {
+ fromLeft = adcch;
+ marked[2*found+1]=adcch;
+ found++;
+ }
+ adcch++;
+ }
- for (k = 0; k < nexp; k++) {
- reminder[k] = rates[k] * (reminder[k] + coefficients[k] * result);
+ fromRight = -1;
+ adcch = 18;
+ found = 0;
+ while ((adcch > 2) && (found < 3))
+ {
+ if (qTotal[adcch] > 0)
+ {
+ marked[2*found]=adcch;
+ found++;
+ fromRight = adcch;
+ }
+ adcch--;
}
+
+ AliDebug(10,Form("Fromleft=%d, Fromright=%d",fromLeft, fromRight));
+ // here mask the hit candidates in the middle, if any
+ if ((fromLeft >= 0) && (fromRight >= 0) && (fromLeft < fromRight))
+ for (adcch = fromLeft+1; adcch < fromRight; adcch++)
+ qTotal[adcch] = 0;
+
+ found = 0;
+ for (adcch = 0; adcch < 19; adcch++)
+ if (qTotal[adcch] > 0) found++;
+ // NOT READY
+
+ if (found > 4) // sorting like in the TRAP in case of 5 or 6 candidates!
+ {
+ if (marked[4] == marked[5]) marked[5] = 19;
+ for (found=0; found<6; found++)
+ {
+ qMarked[found] = qTotal[marked[found]] >> 4;
+ AliDebug(10,Form("ch_%d qTotal %d qTotals %d",marked[found],qTotal[marked[found]],qMarked[found]));
+ }
- correction = 0.0;
- for (k = 0; k < nexp; k++) {
- correction += reminder[k];
+ Sort6To2Worst(marked[0], marked[3], marked[4], marked[1], marked[2], marked[5],
+ qMarked[0],
+ qMarked[3],
+ qMarked[4],
+ qMarked[1],
+ qMarked[2],
+ qMarked[5],
+ &worse1, &worse2);
+ // Now mask the two channels with the smallest charge
+ if (worse1 < 19)
+ {
+ qTotal[worse1] = 0;
+ AliDebug(10,Form("Kill ch %d\n",worse1));
+ }
+ if (worse2 < 19)
+ {
+ qTotal[worse2] = 0;
+ AliDebug(10,Form("Kill ch %d\n",worse2));
+ }
+ }
+
+ for (adcch = 0; adcch < 19; adcch++) {
+ if (qTotal[adcch] > 0) // the channel is marked for processing
+ {
+ adcLeft = fADCF[adcch ][timebin];
+ adcCentral = fADCF[adcch+1][timebin];
+ adcRight = fADCF[adcch+2][timebin];
+ // hit detected, in TRAP we have 4 units and a hit-selection, here we proceed all channels!
+ // subtract the pedestal TPFP, clipping instead of wrapping
+
+ Int_t regTPFP = fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPFP);
+ AliDebug(10, Form("Hit found, time=%d, adcch=%d/%d/%d, adc values=%d/%d/%d, regTPFP=%d, TPHT=%d\n",
+ timebin, adcch, adcch+1, adcch+2, adcLeft, adcCentral, adcRight, regTPFP,
+ fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPHT)));
+
+ if (adcLeft < regTPFP) adcLeft = 0; else adcLeft -= regTPFP;
+ if (adcCentral < regTPFP) adcCentral = 0; else adcCentral -= regTPFP;
+ if (adcRight < regTPFP) adcRight = 0; else adcRight -= regTPFP;
+
+ // Calculate the center of gravity
+ // checking for adcCentral != 0 (in case of "bad" configuration)
+ if (adcCentral == 0)
+ continue;
+ ypos = 128*(adcLeft - adcRight) / adcCentral;
+ if (ypos < 0) ypos = -ypos;
+ // make the correction using the LUT
+ ypos = ypos + lutPos[ypos & 0x7F];
+ if (adcLeft > adcRight) ypos = -ypos;
+
+ // label calculation
+ Int_t mcLabel = -1;
+ if (fDigitsManager) {
+ Int_t label[9] = { 0 }; // up to 9 different labels possible
+ Int_t count[9] = { 0 };
+ Int_t maxIdx = -1;
+ Int_t maxCount = 0;
+ Int_t nLabels = 0;
+ Int_t padcol[3];
+ padcol[0] = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adcch);
+ padcol[1] = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adcch+1);
+ padcol[2] = fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, adcch+2);
+ Int_t padrow = fFeeParam->GetPadRowFromMCM(fRobPos, fMcmPos);
+ for (Int_t iDict = 0; iDict < 3; iDict++) {
+ if (!fDigitsManager->UsesDictionaries() || fDigitsManager->GetDictionary(fDetector, iDict) == 0) {
+ AliError("Cannot get dictionary");
+ continue;
+ }
+ AliTRDarrayDictionary *dict = (AliTRDarrayDictionary*) fDigitsManager->GetDictionary(fDetector, iDict);
+ if (dict->GetDim() == 0) {
+ AliError(Form("Dictionary %i of det. %i has dim. 0", fDetector, iDict));
+ continue;
+ }
+ dict->Expand();
+ for (Int_t iPad = 0; iPad < 3; iPad++) {
+ if (padcol[iPad] < 0)
+ continue;
+ Int_t currLabel = dict->GetData(padrow, padcol[iPad], timebin); //fDigitsManager->GetTrack(iDict, padrow, padcol, timebin, fDetector);
+ AliDebug(10, Form("Read label: %4i for det: %3i, row: %i, col: %i, tb: %i\n", currLabel, fDetector, padrow, padcol[iPad], timebin));
+ for (Int_t iLabel = 0; iLabel < nLabels; iLabel++) {
+ if (currLabel == label[iLabel]) {
+ count[iLabel]++;
+ if (count[iLabel] > maxCount) {
+ maxCount = count[iLabel];
+ maxIdx = iLabel;
+ }
+ currLabel = 0;
+ break;
+ }
+ }
+ if (currLabel > 0) {
+ label[nLabels++] = currLabel;
+ }
+ }
+ }
+ if (maxIdx >= 0)
+ mcLabel = label[maxIdx];
+ }
+
+ // add the hit to the fitregister
+ AddHitToFitreg(adcch, timebin, qTotal[adcch], ypos, mcLabel);
+ }
}
}
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::FilterSimDeConvExpD(Int_t *source, Int_t *target, Int_t n, Int_t nexp)
+void AliTRDmcmSim::TrackletSelection()
{
- //
- // Exponential filter "digital"
- // source will not be changed
- //
-
- Int_t i = 0;
+ // Select up to 4 tracklet candidates from the fit registers
+ // and assign them to the CPUs.
+
+ UShort_t adcIdx, i, j, ntracks, tmp;
+ UShort_t trackletCand[18][2]; // store the adcch[0] and number of hits[1] for all tracklet candidates
+
+ ntracks = 0;
+ for (adcIdx = 0; adcIdx < 18; adcIdx++) // ADCs
+ if ( (fFitReg[adcIdx].fNhits
+ >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPCL)) &&
+ (fFitReg[adcIdx].fNhits+fFitReg[adcIdx+1].fNhits
+ >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPCT)))
+ {
+ trackletCand[ntracks][0] = adcIdx;
+ trackletCand[ntracks][1] = fFitReg[adcIdx].fNhits+fFitReg[adcIdx+1].fNhits;
+ AliDebug(10,Form("%d %2d %4d\n", ntracks, trackletCand[ntracks][0], trackletCand[ntracks][1]));
+ ntracks++;
+ };
+
+ for (i=0; i<ntracks;i++)
+ AliDebug(10,Form("%d %d %d\n",i,trackletCand[i][0], trackletCand[i][1]));
+
+ if (ntracks > 4)
+ {
+ // primitive sorting according to the number of hits
+ for (j = 0; j < (ntracks-1); j++)
+ {
+ for (i = j+1; i < ntracks; i++)
+ {
+ if ( (trackletCand[j][1] < trackletCand[i][1]) ||
+ ( (trackletCand[j][1] == trackletCand[i][1]) && (trackletCand[j][0] < trackletCand[i][0]) ) )
+ {
+ // swap j & i
+ tmp = trackletCand[j][1];
+ trackletCand[j][1] = trackletCand[i][1];
+ trackletCand[i][1] = tmp;
+ tmp = trackletCand[j][0];
+ trackletCand[j][0] = trackletCand[i][0];
+ trackletCand[i][0] = tmp;
+ }
+ }
+ }
+ ntracks = 4; // cut the rest, 4 is the max
+ }
+ // else is not necessary to sort
+
+ // now sort, so that the first tracklet going to CPU0 corresponds to the highest adc channel - as in the TRAP
+ for (j = 0; j < (ntracks-1); j++)
+ {
+ for (i = j+1; i < ntracks; i++)
+ {
+ if (trackletCand[j][0] < trackletCand[i][0])
+ {
+ // swap j & i
+ tmp = trackletCand[j][1];
+ trackletCand[j][1] = trackletCand[i][1];
+ trackletCand[i][1] = tmp;
+ tmp = trackletCand[j][0];
+ trackletCand[j][0] = trackletCand[i][0];
+ trackletCand[i][0] = tmp;
+ }
+ }
+ }
+ for (i = 0; i < ntracks; i++) // CPUs with tracklets.
+ fFitPtr[i] = trackletCand[i][0]; // pointer to the left channel with tracklet for CPU[i]
+ for (i = ntracks; i < 4; i++) // CPUs without tracklets
+ fFitPtr[i] = 31; // pointer to the left channel with tracklet for CPU[i] = 31 (invalid)
+ AliDebug(10,Form("found %i tracklet candidates\n", ntracks));
+ for (i = 0; i < 4; i++)
+ AliDebug(10,Form("fitPtr[%i]: %i\n", i, fFitPtr[i]));
+}
- Int_t fAlphaL = 0;
- Int_t fAlphaS = 0;
- Int_t fLambdaL = 0;
- Int_t fLambdaS = 0;
- Int_t fTailPed = 0;
+void AliTRDmcmSim::FitTracklet()
+{
+ // Perform the actual tracklet fit based on the fit sums
+ // which have been filled in the fit registers.
+
+ // parameters in fitred.asm (fit program)
+ Int_t decPlaces = 5;
+ Int_t rndAdd = 0;
+ if (decPlaces > 1)
+ rndAdd = (1 << (decPlaces-1)) + 1;
+ else if (decPlaces == 1)
+ rndAdd = 1;
+ Int_t ndriftDp = 5; // decimal places for drift time
+ Long64_t shift = ((Long64_t) 1 << 32);
+
+
+ // calculated in fitred.asm
+ Int_t padrow = ((fRobPos >> 1) << 2) | (fMcmPos >> 2);
+ Int_t yoffs = (((((fRobPos & 0x1) << 2) + (fMcmPos & 0x3)) * 18) << 8) -
+ ((18*4*2 - 18*2 - 1) << 7);
+ yoffs = yoffs << decPlaces; // holds position of ADC channel 1
+ Int_t layer = fDetector % 6;
+ UInt_t scaleY = (UInt_t) ((0.635 + 0.03 * layer)/(256.0 * 160.0e-4) * shift);
+ UInt_t scaleD = (UInt_t) ((0.635 + 0.03 * layer)/(256.0 * 140.0e-4) * shift);
+ // previously taken from geometry:
+ // UInt_t scaleYold = (UInt_t) (shift * (pp->GetWidthIPad() / (256 * 160e-4)));
+ // UInt_t scaleDold = (UInt_t) (shift * (pp->GetWidthIPad() / (256 * 140e-4)));
+
+
+ // should come from trapConfig (DMEM)
+ AliTRDpadPlane *pp = fGeo->GetPadPlane(fDetector);
+ Float_t scaleSlope = (256 / pp->GetWidthIPad()) * (1 << decPlaces); // only used for calculation of corrections and cut
+ Int_t ndrift = 20 << ndriftDp; //??? value in simulation?
+ Int_t deflCorr = (Int_t) (TMath::Tan(fCommonParam->GetOmegaTau(fCal->GetVdriftAverage(fDetector))) * fGeo->CdrHght() * scaleSlope); // -370;
+ Int_t tiltCorr = (Int_t) (pp->GetRowPos(padrow) / fGeo->GetTime0(fDetector % 6) * fGeo->CdrHght() * scaleSlope *
+ TMath::Tan(pp->GetTiltingAngle() / 180. * TMath::Pi()));
+// printf("vdrift av.: %f\n", fCal->GetVdriftAverage(fDetector));
+// printf("chamber height: %f\n", fGeo->CdrHght());
+// printf("omega tau: %f\n", fCommonParam->GetOmegaTau(fCal->GetVdriftAverage(fDetector)));
+// printf("deflection correction: %i\n", deflCorr);
+ Float_t ptcut = 2.3;
+ AliMagF* fld = (AliMagF *) TGeoGlobalMagField::Instance()->GetField();
+ Double_t bz = 0;
+ if (fld) {
+ bz = 0.1 * fld->SolenoidField(); // kGauss -> Tesla
+ }
+// printf("Bz: %f\n", bz);
+ Float_t x0 = fGeo->GetTime0(fDetector % 6);
+ Float_t y0 = pp->GetColPos(fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, 10));
+ Float_t alphaMax = TMath::ASin( (TMath::Sqrt(TMath::Power(x0/100., 2) + TMath::Power(y0/100., 2)) *
+ 0.3 * TMath::Abs(bz) ) / (2 * ptcut));
+// printf("alpha max: %f\n", alphaMax * 180/TMath::Pi());
+ Int_t minslope = -1 * (Int_t) (fGeo->CdrHght() * TMath::Tan(TMath::ATan(y0/x0) + alphaMax) / 140.e-4);
+ Int_t maxslope = -1 * (Int_t) (fGeo->CdrHght() * TMath::Tan(TMath::ATan(y0/x0) - alphaMax) / 140.e-4);
+
+
+ // local variables for calculation
+ Long64_t mult, temp, denom; //???
+ UInt_t q0, q1, qTotal; // charges in the two windows and total charge
+ UShort_t nHits; // number of hits
+ Int_t slope, offset; // slope and offset of the tracklet
+ Int_t sumX, sumY, sumXY, sumX2; // fit sums from fit registers
+ //int32_t SumY2; // not used in the current TRAP program
+ FitReg_t *fit0, *fit1; // pointers to relevant fit registers
+
+// const uint32_t OneDivN[32] = { // 2**31/N : exactly like in the TRAP, the simple division here gives the same result!
+// 0x00000000, 0x80000000, 0x40000000, 0x2AAAAAA0, 0x20000000, 0x19999990, 0x15555550, 0x12492490,
+// 0x10000000, 0x0E38E380, 0x0CCCCCC0, 0x0BA2E8B0, 0x0AAAAAA0, 0x09D89D80, 0x09249240, 0x08888880,
+// 0x08000000, 0x07878780, 0x071C71C0, 0x06BCA1A0, 0x06666660, 0x06186180, 0x05D17450, 0x0590B210,
+// 0x05555550, 0x051EB850, 0x04EC4EC0, 0x04BDA120, 0x04924920, 0x0469EE50, 0x04444440, 0x04210840};
+
+ for (Int_t cpu = 0; cpu < 4; cpu++) {
+ if (fFitPtr[cpu] == 31)
+ {
+ fMCMT[cpu] = 0x10001000; //??? AliTRDfeeParam::GetTrackletEndmarker();
+ }
+ else
+ {
+ fit0 = &fFitReg[fFitPtr[cpu] ];
+ fit1 = &fFitReg[fFitPtr[cpu]+1]; // next channel
+
+ mult = 1;
+ mult = mult << (32 + decPlaces);
+ mult = -mult;
+
+ // Merging
+ nHits = fit0->fNhits + fit1->fNhits; // number of hits
+ sumX = fit0->fSumX + fit1->fSumX;
+ sumX2 = fit0->fSumX2 + fit1->fSumX2;
+ denom = nHits*sumX2 - sumX*sumX;
+
+ mult = mult / denom; // exactly like in the TRAP program
+ q0 = fit0->fQ0 + fit1->fQ0;
+ q1 = fit0->fQ1 + fit1->fQ1;
+ sumY = fit0->fSumY + fit1->fSumY + 256*fit1->fNhits;
+ sumXY = fit0->fSumXY + fit1->fSumXY + 256*fit1->fSumX;
+
+ slope = nHits*sumXY - sumX * sumY;
+ AliDebug(5, Form("slope from fitreg: %i", slope));
+ offset = sumX2*sumY - sumX * sumXY;
+ temp = mult * slope;
+ slope = temp >> 32; // take the upper 32 bits
+ slope = -slope;
+ temp = mult * offset;
+ offset = temp >> 32; // take the upper 32 bits
+
+ offset = offset + yoffs;
+ AliDebug(5, Form("slope: %i, slope * ndrift: %i, deflCorr: %i, tiltCorr: %i", slope, slope * ndrift, deflCorr, tiltCorr));
+ slope = ((slope * ndrift) >> ndriftDp) + deflCorr + tiltCorr;
+ offset = offset - (fFitPtr[cpu] << (8 + decPlaces));
+
+ AliDebug(5, Form("Det: %3i, ROB: %i, MCM: %2i: deflection: %i, min: %i, max: %i", fDetector, fRobPos, fMcmPos, slope, minslope, maxslope));
+ temp = slope;
+ temp = temp * scaleD;
+ slope = (temp >> 32);
+ AliDebug(5, Form("slope after scaling: %i", slope));
+
+ temp = offset;
+ temp = temp * scaleY;
+ offset = (temp >> 32);
+
+ // rounding, like in the TRAP
+ slope = (slope + rndAdd) >> decPlaces;
+ AliDebug(5, Form("slope after shifting: %i", slope));
+ offset = (offset + rndAdd) >> decPlaces;
+
+ Bool_t rejected = kFALSE;
+ if ((slope < minslope) || (slope > maxslope))
+ rejected = kTRUE;
+
+ if (rejected && GetApplyCut())
+ {
+ fMCMT[cpu] = 0x10001000; //??? AliTRDfeeParam::GetTrackletEndmarker();
+ }
+ else
+ {
+ if (slope > 63 || slope < -64) { // wrapping in TRAP!
+ AliError(Form("Overflow in slope: %i, tracklet discarded!", slope));
+ fMCMT[cpu] = 0x10001000;
+ continue;
+ }
+
+ slope = slope & 0x7F; // 7 bit
+
+ if (offset > 0xfff || offset < -0xfff)
+ AliWarning("Overflow in offset");
+ offset = offset & 0x1FFF; // 13 bit
+
+ Float_t length = TMath::Sqrt(1 + (pp->GetRowPos(padrow) * pp->GetRowPos(padrow) +
+ (fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, 10) * pp->GetWidthIPad() *
+ fFeeParam->GetPadColFromADC(fRobPos, fMcmPos, 10) * pp->GetWidthIPad())) /
+ (fGeo->GetTime0(fDetector % 6)*fGeo->GetTime0(fDetector % 6)));
+
+ // qTotal = (q1 / nHits) >> 1;
+ qTotal = GetPID(q0/length/fgChargeNorm, q1/length/fgChargeNorm);
+ if (qTotal > 0xff)
+ AliWarning("Overflow in charge");
+ qTotal = qTotal & 0xFF; // 8 bit, exactly like in the TRAP program
+
+ // assemble and store the tracklet word
+ fMCMT[cpu] = (qTotal << 24) | (padrow << 20) | (slope << 13) | offset;
+
+ // calculate MC label
+ Int_t mcLabel = -1;
+ Int_t nHits0 = 0;
+ Int_t nHits1 = 0;
+ if (fDigitsManager) {
+ Int_t label[30] = {0}; // up to 30 different labels possible
+ Int_t count[30] = {0};
+ Int_t maxIdx = -1;
+ Int_t maxCount = 0;
+ Int_t nLabels = 0;
+ for (Int_t iHit = 0; iHit < fNHits; iHit++) {
+ if ((fHits[iHit].fChannel - fFitPtr[cpu] < 0) ||
+ (fHits[iHit].fChannel - fFitPtr[cpu] > 1))
+ continue;
+
+ // counting contributing hits
+ if (fHits[iHit].fTimebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS0) &&
+ fHits[iHit].fTimebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE0))
+ nHits0++;
+ if (fHits[iHit].fTimebin >= fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQS1) &&
+ fHits[iHit].fTimebin < fTrapConfig->GetTrapReg(AliTRDtrapConfig::kTPQE1))
+ nHits1++;
+
+ Int_t currLabel = fHits[iHit].fLabel;
+ for (Int_t iLabel = 0; iLabel < nLabels; iLabel++) {
+ if (currLabel == label[iLabel]) {
+ count[iLabel]++;
+ if (count[iLabel] > maxCount) {
+ maxCount = count[iLabel];
+ maxIdx = iLabel;
+ }
+ currLabel = 0;
+ break;
+ }
+ }
+ if (currLabel > 0) {
+ label[nLabels++] = currLabel;
+ }
+ }
+ if (maxIdx >= 0)
+ mcLabel = label[maxIdx];
+ }
+ new ((*fTrackletArray)[fTrackletArray->GetEntriesFast()]) AliTRDtrackletMCM((UInt_t) fMCMT[cpu], fDetector*2 + fRobPos%2, fRobPos, fMcmPos);
+ ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetLabel(mcLabel);
+
+
+ ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetNHits(fit0->fNhits + fit1->fNhits);
+ ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetNHits0(nHits0);
+ ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetNHits1(nHits1);
+ ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetQ0(q0);
+ ((AliTRDtrackletMCM*) (*fTrackletArray)[fTrackletArray->GetEntriesFast()-1])->SetQ1(q1);
+ }
+ }
+ }
+}
- Int_t iAlphaL = 0;
- Int_t iAlphaS = 0;
- Int_t iLambdaL = 0;
- Int_t iLambdaS = 0;
+Int_t AliTRDmcmSim::GetPID(Float_t q0, Float_t q1)
+{
+ // get PID from accumulated charges q0 and q1
- // FilterOpt.C (aliroot@pel:/homel/aliroot/root/work/beamt/CERN02)
- // initialize (coefficient = alpha, rates = lambda)
+ Int_t binQ0 = (Int_t) (q0 * fgPidNBinsQ0) + 1;
+ Int_t binQ1 = (Int_t) (q1 * fgPidNBinsQ1) + 1;
+ binQ0 = binQ0 >= fgPidNBinsQ0 ? fgPidNBinsQ0-1 : binQ0;
+ binQ1 = binQ1 >= fgPidNBinsQ0 ? fgPidNBinsQ0-1 : binQ1;
- Double_t dt = 0.1;
- Double_t r1 = (Double_t)fFeeParam->GetTFr1();
- Double_t r2 = (Double_t)fFeeParam->GetTFr2();
- Double_t c1 = (Double_t)fFeeParam->GetTFc1();
- Double_t c2 = (Double_t)fFeeParam->GetTFc2();
+ return fgPidLut[binQ0*fgPidNBinsQ1+binQ1];
+}
- fLambdaL = (Int_t)((TMath::Exp(-dt/r1) - 0.75) * 2048.0);
- fLambdaS = (Int_t)((TMath::Exp(-dt/r2) - 0.25) * 2048.0);
- iLambdaL = fLambdaL & 0x01FF; iLambdaL |= 0x0600; // 9 bit paramter + fixed bits
- iLambdaS = fLambdaS & 0x01FF; iLambdaS |= 0x0200; // 9 bit paramter + fixed bits
+void AliTRDmcmSim::SetPIDlut(Int_t *lut, Int_t nbinsq0, Int_t nbinsq1)
+{
+ // set a user-defined PID LUT
- if (nexp == 1) {
- fAlphaL = (Int_t) (c1 * 2048.0);
- iAlphaL = fAlphaL & 0x03FF; // 10 bit paramter
- }
- if (nexp == 2) {
- fAlphaL = (Int_t) (c1 * 2048.0);
- fAlphaS = (Int_t) ((c2 - 0.5) * 2048.0);
- iAlphaL = fAlphaL & 0x03FF; // 10 bit paramter
- iAlphaS = fAlphaS & 0x03FF; iAlphaS |= 0x0400; // 10 bit paramter + fixed bits
- }
-
- Double_t iAl = iAlphaL / 2048.0; // alpha L: correspondence to floating point numbers
- Double_t iAs = iAlphaS / 2048.0; // alpha S: correspondence to floating point numbers
- Double_t iLl = iLambdaL / 2048.0; // lambda L: correspondence to floating point numbers
- Double_t iLs = iLambdaS / 2048.0; // lambda S: correspondence to floating point numbers
-
- Int_t h1;
- Int_t h2;
- Int_t rem1;
- Int_t rem2;
- Int_t correction;
- Int_t result;
- Int_t iFactor = ((Int_t) fFeeParam->GetPFeffectPedestal() ) << 2;
+ if (fgPidLutDelete)
+ delete [] fgPidLut;
- Double_t xi = 1 - (iLl*iAs + iLs*iAl); // Calculation of equilibrium values of the
- rem1 = (Int_t) ((iFactor/xi) * ((1-iLs)*iLl*iAl)); // Internal registers to prevent switch on effects.
- rem2 = (Int_t) ((iFactor/xi) * ((1-iLl)*iLs*iAs));
-
- // further initialization
- if ((rem1 + rem2) > 0x0FFF) {
- correction = 0x0FFF;
- }
- else {
- correction = (rem1 + rem2) & 0x0FFF;
- }
+ fgPidLutDelete = kFALSE;
+ fgPidLut = lut;
+ fgPidNBinsQ0 = nbinsq0;
+ fgPidNBinsQ1 = nbinsq1;
+}
- fTailPed = iFactor - correction;
+void AliTRDmcmSim::SetPIDlut(TH2F *lut)
+{
+ // set a user-defined PID LUT from a 2D histogram
- for (i = 0; i < n; i++) {
+ if (fgPidLutDelete)
+ delete [] fgPidLut;
- result = (source[i] - correction);
- if (result < 0) {
- result = 0;
- }
+ fgPidNBinsQ0 = lut->GetNbinsX();
+ fgPidNBinsQ1 = lut->GetNbinsY();
- target[i] = result;
-
- h1 = (rem1 + ((iAlphaL * result) >> 11));
- if (h1 > 0x0FFF) {
- h1 = 0x0FFF;
- }
- else {
- h1 &= 0x0FFF;
- }
+ fgPidLut = new Int_t[fgPidNBinsQ0*fgPidNBinsQ1];
- h2 = (rem2 + ((iAlphaS * result) >> 11));
- if (h2 > 0x0FFF) {
- h2 = 0x0FFF;
- }
- else {
- h2 &= 0x0FFF;
+ for (Int_t ix = 0; ix < fgPidNBinsQ0; ix++) {
+ for (Int_t iy = 0; iy < fgPidNBinsQ1; iy++) {
+ fgPidLut[ix*fgPidNBinsQ1 + iy] = (Int_t) (256. * lut->GetBinContent(ix, iy));
}
-
- rem1 = (iLambdaL * h1 ) >> 11;
- rem2 = (iLambdaS * h2 ) >> 11;
-
- if ((rem1 + rem2) > 0x0FFF) {
- correction = 0x0FFF;
- }
- else {
- correction = (rem1 + rem2) & 0x0FFF;
- }
-
}
+
+ fgPidLutDelete = kTRUE;
}
-//_____________________________________________________________________________
-void AliTRDmcmSim::FilterSimDeConvExpMI(Int_t *source, Double_t *target, Int_t n)
+void AliTRDmcmSim::SetPIDlutDefault()
{
- //
- // Exponential filter (M. Ivanov)
- // source will not be changed
- //
+ // use the default PID LUT
- Int_t i = 0;
- Double_t sig1[100];
- Double_t sig2[100];
- Double_t sig3[100];
+ if (fgPidLutDelete )
+ delete [] fgPidLut;
- for (i = 0; i < n; i++) {
- sig1[i] = (Double_t)source[i];
+ fgPidLutDelete = kFALSE;
+ fgPidLut = *fgPidLutDefault;
+ fgPidNBinsQ0 = 40;
+ fgPidNBinsQ1 = 50;
+}
+
+void AliTRDmcmSim::Tracklet()
+{
+ // Run the tracklet calculation by calling sequentially:
+ // CalcFitreg(); TrackletSelection(); FitTracklet()
+ // and store the tracklets
+
+ if (!fInitialized) {
+ AliError("Called uninitialized! Nothing done!");
+ return;
}
- Float_t dt = 0.1;
- Float_t lambda0 = (1.0 / fFeeParam->GetTFr2()) * dt;
- Float_t lambda1 = (1.0 / fFeeParam->GetTFr1()) * dt;
+ fTrackletArray->Delete();
- FilterSimTailMakerSpline( sig1, sig2, lambda0, n);
- FilterSimTailCancelationMI( sig2, sig3, 0.7, lambda1, n);
+ CalcFitreg();
+ if (fNHits == 0)
+ return;
+ TrackletSelection();
+ FitTracklet();
+}
+
+Bool_t AliTRDmcmSim::StoreTracklets()
+{
+ // store the found tracklets via the loader
+
+ if (fTrackletArray->GetEntriesFast() == 0)
+ return kTRUE;
+
+ AliRunLoader *rl = AliRunLoader::Instance();
+ AliDataLoader *dl = 0x0;
+ if (rl)
+ dl = rl->GetLoader("TRDLoader")->GetDataLoader("tracklets");
+ if (!dl) {
+ AliError("Could not get the tracklets data loader!");
+ return kFALSE;
+ }
- for (i = 0; i < n; i++) {
- target[i] = sig3[i];
+ TTree *trackletTree = dl->Tree();
+ if (!trackletTree) {
+ dl->MakeTree();
+ trackletTree = dl->Tree();
+ }
+
+ AliTRDtrackletMCM *trkl = 0x0;
+ TBranch *trkbranch = trackletTree->GetBranch("mcmtrklbranch");
+ if (!trkbranch)
+ trkbranch = trackletTree->Branch("mcmtrklbranch", "AliTRDtrackletMCM", &trkl, 32000);
+
+ for (Int_t iTracklet = 0; iTracklet < fTrackletArray->GetEntriesFast(); iTracklet++) {
+ trkl = ((AliTRDtrackletMCM*) (*fTrackletArray)[iTracklet]);
+ trkbranch->SetAddress(&trkl);
+// printf("filling tracklet 0x%08x\n", trkl->GetTrackletWord());
+ trkbranch->Fill();
}
+ dl->WriteData("OVERWRITE");
+ return kTRUE;
}
-//______________________________________________________________________________
-void AliTRDmcmSim::FilterSimTailMakerSpline(Double_t *ampin, Double_t *ampout, Double_t lambda, Int_t n)
+void AliTRDmcmSim::WriteData(AliTRDarrayADC *digits)
{
- //
- // Special filter (M. Ivanov)
- //
-
- Int_t i = 0;
- Double_t l = TMath::Exp(-lambda*0.5);
- Double_t in[1000];
- Double_t out[1000];
+ // write back the processed data configured by EBSF
+ // EBSF = 1: unfiltered data; EBSF = 0: filtered data
+ // zero-suppressed valued are written as -1 to digits
- // Initialize in[] and out[] goes 0 ... 2*n+19
- for (i = 0; i < n*2+20; i++) {
- in[i] = out[i] = 0;
+ if (!fInitialized) {
+ AliError("Called uninitialized! Nothing done!");
+ return;
}
- // in[] goes 0, 1
- in[0] = ampin[0];
- in[1] = (ampin[0] + ampin[1]) * 0.5;
-
- // Add charge to the end
- for (i = 0; i < 22; i++) {
- in[2*(n-1)+i] = ampin[n-1]; // in[] goes 2*n-2, 2*n-1, ... , 2*n+19
+// Int_t firstAdc = 0;
+// Int_t lastAdc = fNADC - 1;
+//
+// while (GetCol(firstAdc) < 0)
+// firstAdc++;
+//
+// while (GetCol(lastAdc) < 0)
+// lastAdc--;
+
+ Int_t offset = (fMcmPos % 4) * 21 + (fRobPos % 2) * 84;
+
+ if (fTrapConfig->GetTrapReg(AliTRDtrapConfig::kEBSF) != 0) // store unfiltered data
+ {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ if (fZSM1Dim[iAdc] == 1) {
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ digits->SetDataByAdcCol(GetRow(), 20-iAdc + offset, iTimeBin, -1);
+// printf("suppressed: %i, %i, %i, %i, now: %i\n", fDetector, GetRow(), GetCol(iAdc), iTimeBin,
+// digits->GetData(GetRow(), GetCol(iAdc), iTimeBin));
+ }
+ }
+ }
}
-
- // Use arithmetic mean
- for (i = 1; i < n-1; i++) {
- in[2*i] = ampin[i]; // in[] goes 2, 3, ... , 2*n-4, 2*n-3
- in[2*i+1] = ((ampin[i]+ampin[i+1]))/2.;
+ else {
+ for (Int_t iAdc = 0; iAdc < fNADC; iAdc++) {
+ if (fZSM1Dim[iAdc] == 0) {
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ digits->SetDataByAdcCol(GetRow(), 20-iAdc + offset, iTimeBin, (fADCF[iAdc][iTimeBin] >> fgkAddDigits) - fgAddBaseline);
+ }
+ }
+ else {
+ for (Int_t iTimeBin = 0; iTimeBin < fNTimeBin; iTimeBin++) {
+ digits->SetDataByAdcCol(GetRow(), 20-iAdc + offset, iTimeBin, -1);
+// printf("suppressed: %i, %i, %i, %i\n", fDetector, GetRow(), GetCol(iAdc), iTimeBin);
+ }
+ }
+ }
}
+}
- Double_t temp;
- out[2*n] = in[2*n];
- temp = 0;
- for (i = 2*n; i >= 0; i--) {
- out[i] = in[i] + temp;
- temp = l*(temp+in[i]);
- }
+// help functions, to be cleaned up
- for (i = 0; i < n; i++){
- //ampout[i] = out[2*i+1]; // org
- ampout[i] = out[2*i];
+UInt_t AliTRDmcmSim::AddUintClipping(UInt_t a, UInt_t b, UInt_t nbits) const
+{
+ //
+ // This function adds a and b (unsigned) and clips to
+ // the specified number of bits.
+ //
+
+ UInt_t sum = a + b;
+ if (nbits < 32)
+ {
+ UInt_t maxv = (1 << nbits) - 1;;
+ if (sum > maxv)
+ sum = maxv;
}
+ else
+ {
+ if ((sum < a) || (sum < b))
+ sum = 0xFFFFFFFF;
+ }
+ return sum;
+}
+void AliTRDmcmSim::Sort2(UShort_t idx1i, UShort_t idx2i, \
+ UShort_t val1i, UShort_t val2i, \
+ UShort_t *idx1o, UShort_t *idx2o, \
+ UShort_t *val1o, UShort_t *val2o) const
+{
+ // sorting for tracklet selection
+
+ if (val1i > val2i)
+ {
+ *idx1o = idx1i;
+ *idx2o = idx2i;
+ *val1o = val1i;
+ *val2o = val2i;
+ }
+ else
+ {
+ *idx1o = idx2i;
+ *idx2o = idx1i;
+ *val1o = val2i;
+ *val2o = val1i;
+ }
}
-//______________________________________________________________________________
-void AliTRDmcmSim::FilterSimTailCancelationMI(Double_t *ampin, Double_t *ampout, Double_t norm, Double_t lambda, Int_t n)
+void AliTRDmcmSim::Sort3(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, \
+ UShort_t val1i, UShort_t val2i, UShort_t val3i, \
+ UShort_t *idx1o, UShort_t *idx2o, UShort_t *idx3o, \
+ UShort_t *val1o, UShort_t *val2o, UShort_t *val3o)
{
- //
- // Special filter (M. Ivanov)
- //
+ // sorting for tracklet selection
+
+ Int_t sel;
+
+
+ if (val1i > val2i) sel=4; else sel=0;
+ if (val2i > val3i) sel=sel + 2;
+ if (val3i > val1i) sel=sel + 1;
+ //printf("input channels %d %d %d, charges %d %d %d sel=%d\n",idx1i, idx2i, idx3i, val1i, val2i, val3i, sel);
+ switch(sel)
+ {
+ case 6 : // 1 > 2 > 3 => 1 2 3
+ case 0 : // 1 = 2 = 3 => 1 2 3 : in this case doesn't matter, but so is in hardware!
+ *idx1o = idx1i;
+ *idx2o = idx2i;
+ *idx3o = idx3i;
+ *val1o = val1i;
+ *val2o = val2i;
+ *val3o = val3i;
+ break;
+
+ case 4 : // 1 > 2, 2 <= 3, 3 <= 1 => 1 3 2
+ *idx1o = idx1i;
+ *idx2o = idx3i;
+ *idx3o = idx2i;
+ *val1o = val1i;
+ *val2o = val3i;
+ *val3o = val2i;
+ break;
+
+ case 2 : // 1 <= 2, 2 > 3, 3 <= 1 => 2 1 3
+ *idx1o = idx2i;
+ *idx2o = idx1i;
+ *idx3o = idx3i;
+ *val1o = val2i;
+ *val2o = val1i;
+ *val3o = val3i;
+ break;
+
+ case 3 : // 1 <= 2, 2 > 3, 3 > 1 => 2 3 1
+ *idx1o = idx2i;
+ *idx2o = idx3i;
+ *idx3o = idx1i;
+ *val1o = val2i;
+ *val2o = val3i;
+ *val3o = val1i;
+ break;
+
+ case 1 : // 1 <= 2, 2 <= 3, 3 > 1 => 3 2 1
+ *idx1o = idx3i;
+ *idx2o = idx2i;
+ *idx3o = idx1i;
+ *val1o = val3i;
+ *val2o = val2i;
+ *val3o = val1i;
+ break;
+
+ case 5 : // 1 > 2, 2 <= 3, 3 > 1 => 3 1 2
+ *idx1o = idx3i;
+ *idx2o = idx1i;
+ *idx3o = idx2i;
+ *val1o = val3i;
+ *val2o = val1i;
+ *val3o = val2i;
+ break;
+
+ default: // the rest should NEVER happen!
+ AliError("ERROR in Sort3!!!\n");
+ break;
+ }
+// printf("output channels %d %d %d, charges %d %d %d \n",*idx1o, *idx2o, *idx3o, *val1o, *val2o, *val3o);
+}
- Int_t i = 0;
+void AliTRDmcmSim::Sort6To4(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i, \
+ UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i, \
+ UShort_t *idx1o, UShort_t *idx2o, UShort_t *idx3o, UShort_t *idx4o, \
+ UShort_t *val1o, UShort_t *val2o, UShort_t *val3o, UShort_t *val4o)
+{
+ // sorting for tracklet selection
- Double_t l = TMath::Exp(-lambda*0.5);
- Double_t k = l*(1.0 - norm*lambda*0.5);
- Double_t in[1000];
- Double_t out[1000];
+ UShort_t idx21s, idx22s, idx23s, dummy;
+ UShort_t val21s, val22s, val23s;
+ UShort_t idx23as, idx23bs;
+ UShort_t val23as, val23bs;
- // Initialize in[] and out[] goes 0 ... 2*n+19
- for (i = 0; i < n*2+20; i++) {
- in[i] = out[i] = 0;
- }
+ Sort3(idx1i, idx2i, idx3i, val1i, val2i, val3i,
+ idx1o, &idx21s, &idx23as,
+ val1o, &val21s, &val23as);
- // in[] goes 0, 1
- in[0] = ampin[0];
- in[1] = (ampin[0]+ampin[1])*0.5;
+ Sort3(idx4i, idx5i, idx6i, val4i, val5i, val6i,
+ idx2o, &idx22s, &idx23bs,
+ val2o, &val22s, &val23bs);
- // Add charge to the end
- for (i =-2; i < 22; i++) {
- // in[] goes 2*n-4, 2*n-3, ... , 2*n+19
- in[2*(n-1)+i] = ampin[n-1];
- }
+ Sort2(idx23as, idx23bs, val23as, val23bs, &idx23s, &dummy, &val23s, &dummy);
- for (i = 1; i < n-2; i++) {
- // in[] goes 2, 3, ... , 2*n-6, 2*n-5
- in[2*i] = ampin[i];
- in[2*i+1] = (9.0 * (ampin[i]+ampin[i+1]) - (ampin[i-1]+ampin[i+2])) / 16.0;
- //in[2*i+1] = ((ampin[i]+ampin[i+1]))/2.0;
- }
+ Sort3(idx21s, idx22s, idx23s, val21s, val22s, val23s,
+ idx3o, idx4o, &dummy,
+ val3o, val4o, &dummy);
- Double_t temp;
- out[0] = in[0];
- temp = in[0];
- for (i = 1; i <= 2*n; i++) {
- out[i] = in[i] + (k-l)*temp;
- temp = in[i] + k *temp;
- }
+}
- for (i = 0; i < n; i++) {
- //ampout[i] = out[2*i+1]; // org
- //ampout[i] = TMath::Max(out[2*i+1],0.0); // org
- ampout[i] = TMath::Max(out[2*i],0.0);
- }
+void AliTRDmcmSim::Sort6To2Worst(UShort_t idx1i, UShort_t idx2i, UShort_t idx3i, UShort_t idx4i, UShort_t idx5i, UShort_t idx6i, \
+ UShort_t val1i, UShort_t val2i, UShort_t val3i, UShort_t val4i, UShort_t val5i, UShort_t val6i, \
+ UShort_t *idx5o, UShort_t *idx6o)
+{
+ // sorting for tracklet selection
+
+ UShort_t idx21s, idx22s, idx23s, dummy1, dummy2, dummy3, dummy4, dummy5;
+ UShort_t val21s, val22s, val23s;
+ UShort_t idx23as, idx23bs;
+ UShort_t val23as, val23bs;
+
+ Sort3(idx1i, idx2i, idx3i, val1i, val2i, val3i,
+ &dummy1, &idx21s, &idx23as,
+ &dummy2, &val21s, &val23as);
+
+ Sort3(idx4i, idx5i, idx6i, val4i, val5i, val6i,
+ &dummy1, &idx22s, &idx23bs,
+ &dummy2, &val22s, &val23bs);
+
+ Sort2(idx23as, idx23bs, val23as, val23bs, &idx23s, idx5o, &val23s, &dummy1);
+
+ Sort3(idx21s, idx22s, idx23s, val21s, val22s, val23s,
+ &dummy1, &dummy2, idx6o,
+ &dummy3, &dummy4, &dummy5);
+// printf("idx21s=%d, idx23as=%d, idx22s=%d, idx23bs=%d, idx5o=%d, idx6o=%d\n",
+// idx21s, idx23as, idx22s, idx23bs, *idx5o, *idx6o);
}
-// EOF
+