* provided "as is" without express or implied warranty. *
**************************************************************************/
-#include <TString.h>
-#include <TRandom.h>
+/* $Id$ */
-#include "AliITSresponseSDD.h"
+//////////////////////////////////////////////////////
+// Base response class forITS //
+// It is used to set static data members //
+// connected to parameters equal for all //
+// the modules //
+// //
+// //
+//////////////////////////////////////////////////////
+
+#include <TMath.h>
+#include "AliITSresponseSDD.h"
-//___________________________________________
-ClassImp(AliITSresponseSDD)
-
-AliITSresponseSDD::AliITSresponseSDD()
-{
- // constructor
- // fModules = 520;
- // fChips = 4;
- // fChannels = 64;
- SetDeadChannels();
- SetMaxAdc();
- SetDiffCoeff();
- SetDriftSpeed();
- SetNSigmaIntegration();
- SetNLookUp();
- // SetClock();
- SetNoiseParam();
- SetNoiseAfterElectronics();
- SetElectronics();
- SetDynamicRange();
- SetChargeLoss();
- SetMinVal();
- SetParamOptions();
- SetZeroSupp();
- SetDataType();
- SetFilenames();
- SetOutputOption();
- SetDo10to8();
- // set the default zero suppression parameters
- fCPar[0]=0;
- fCPar[1]=0;
- fCPar[2]=(Int_t)(fBaseline + 2.*fNoiseAfterEl + 0.2);
- fCPar[3]=(Int_t)(fBaseline + 2.*fNoiseAfterEl + 0.2);
- fCPar[4]=0;
- fCPar[5]=0;
- fCPar[6]=0;
- fCPar[7]=0;
+const Int_t AliITSresponseSDD::fgkMaxAdcDefault = 1024;
+const Float_t AliITSresponseSDD::fgkDynamicRangeDefault = 132.;
+const Float_t AliITSresponseSDD::fgkfChargeLossDefault = 0;
+const Float_t AliITSresponseSDD::fgkDiffCoeffDefault = 3.23;
+const Float_t AliITSresponseSDD::fgkDiffCoeff1Default = 30.;
+const TString AliITSresponseSDD::fgkParam1Default = "same";
+const TString AliITSresponseSDD::fgkParam2Default = "same";
+const TString AliITSresponseSDD::fgkOptionDefault = "1D";
+const Float_t AliITSresponseSDD::fgkDriftSpeedDefault = 7.3;
+const Float_t AliITSresponseSDD::fgkTimeOffsetDefault = 55.07;
+const Float_t AliITSresponseSDD::fgkADC2keVDefault = 5.243;
+const Float_t AliITSresponseSDD::fgkNsigmasDefault = 3.;
+const Int_t AliITSresponseSDD::fgkNcompsDefault = 121;
+
+ClassImp(AliITSresponseSDD)
+
+//_________________________________________________________________________
+AliITSresponseSDD::AliITSresponseSDD():
+AliITSresponse(),
+fJitterError(0.),
+fDynamicRange(0.),
+fChargeLoss(0.),
+fTimeOffset(fgkTimeOffsetDefault),
+fADC2keV(fgkADC2keVDefault),
+fElectronics(0),
+fMaxAdc(fgkMaxAdcDefault),
+fNsigmas(fgkNsigmasDefault),
+fGaus(),
+fNcomps(0),
+fBitComp(kFALSE),
+fOption(),
+fParam1(),
+fParam2() {
+ // default constructor
+ fGaus = 0;
+ SetDiffCoeff(fgkDiffCoeffDefault,fgkDiffCoeff1Default);
+ // SetNLookUp(fgkNcompsDefault);
+
+ SetJitterError();
+ SetElectronics();
+ SetDynamicRange(fgkDynamicRangeDefault);
+ SetChargeLoss(fgkfChargeLossDefault);
+ SetParamOptions(fgkParam1Default.Data(),fgkParam2Default.Data());
+ SetZeroSupp(fgkOptionDefault);
+ SetDo10to8();
+ SetOutputOption();
}
+
+//______________________________________________________________________
AliITSresponseSDD::~AliITSresponseSDD() {
if(fGaus) delete fGaus;
-
}
-void AliITSresponseSDD::SetCompressParam(Int_t cp[8])
-{
- // set compression param
- Int_t i;
- for (i=0; i<8; i++) {
- fCPar[i]=cp[i];
- //printf("\n CompressPar %d %d \n",i,fCPar[i]);
-
- }
-}
-void AliITSresponseSDD::GiveCompressParam(Int_t cp[8])
-{
- // give compression param
-
- Int_t i;
- for (i=0; i<8; i++) {
- cp[i]=fCPar[i];
- }
-}
-
-void AliITSresponseSDD::SetDeadChannels(Int_t nmod, Int_t nchip, Int_t nchan) {
-
- for(Int_t m=0; m<fModules; m++)
- for(Int_t n=0; n<fChips; n++)
- for(Int_t p=0; p<fChannels; p++)
- fGain[m][n][p] = 1.;
-
- if(nmod < 0 || nmod > fModules) { cout << "Wrong number of dead modules: " << nmod << endl; return; }
- Int_t nmax = (fModules-nmod)*fChips;
- if(nchip < 0 || nchip > nmax) { cout << "Wrong number of dead chips: " << nchip << endl; return; }
- nmax = ((fModules - nmod)*fChips - nchip)*fChannels;
- if(nchan < 0 || nchan > nmax) { cout << "Wrong number of dead channels: " << nchan << endl; return; }
-
- TRandom *gran = new TRandom();
-
-// cout << "modules" << endl;
- Int_t * mod = new Int_t [nmod];
- for(Int_t i=0;i<nmod;i++) {
- mod[i] = (Int_t) (1.+fModules*gran->Uniform());
- cout << i+1 << ": Dead module nr: " << mod[i] << endl;
- for(Int_t n=0; n<fChips; n++)
- for(Int_t p=0; p<fChannels; p++)
- fGain[mod[i]-1][n][p] = 0.;
- }
-
-// cout << "chips" << endl;
- Int_t * chip = new Int_t[nchip];
- Int_t * chip_mod = new Int_t[nchip];
- Int_t i=0;
- while(i<nchip) {
- Int_t module = (Int_t) (fModules*gran->Uniform() + 1.);
- if(module <=0 || module > fModules) cout << "Wrong module: " << module << endl;
- Int_t flag_mod = 0;
- for(Int_t k=0;k<nmod;k++) if(module == mod[k]) flag_mod = 1;
- if(flag_mod == 1) continue;
- Int_t chi = (Int_t) (fChips*gran->Uniform() + 1.);
- if(chi <=0 || chi > fChips) cout << "Wrong chip: " << chi << endl;
- i++;
- chip[i-1] = chi;
- chip_mod[i-1] = module;
- for(Int_t m=0; m<fChannels; m++) fGain[module-1][chi-1][m] = 0.;
- cout << i << ": Dead chip nr. " << chip[i-1] << " in module nr: " << chip_mod[i-1] << endl;
+//______________________________________________________________________
+Int_t AliITSresponseSDD::Convert8to10(Int_t signal) const {
+ // Undo the lossive 10 to 8 bit compression.
+ // code from Davide C. and Albert W.
+
+ if(Do10to8()){ // kTRUE if the compression is active
+ if (signal < 0 || signal > 255) {
+ Warning("Convert8to10","out of range signal=%d",signal);
+ return 0;
+ } // end if signal <0 || signal >255
+
+ if (signal < 128) return signal;
+ if (signal < 192) {
+ if (TMath::Odd(signal)) return (128+((signal-128)<<1));
+ else return (128+((signal-128)<<1)+1);
+ } // end if signal < 192
+ if (signal < 224) {
+ if (TMath::Odd(signal)) return (256+((signal-192)<<3)+3);
+ else return (256+((signal-192)<<3)+4);
+ } // end if signal < 224
+ if (TMath::Odd(signal)) return (512+((signal-224)<<4)+7);
+ return (512+((signal-224)<<4)+8);
}
-
-// cout << "channels" << endl;
- Int_t * channel = new Int_t[nchan];
- Int_t * channel_chip = new Int_t[nchan];
- Int_t * channel_mod = new Int_t[nchan];
- i=0;
- while(i<nchan) {
- Int_t module = (Int_t) (fModules*gran->Uniform() + 1.);
- if(module <=0 || module > fModules) cout << "Wrong module: " << module << endl;
- Int_t flag_mod = 0;
- for(Int_t k=0;k<nmod;k++) if(module == mod[k]) flag_mod = 1;
- if(flag_mod == 1) continue;
- Int_t chipp = (Int_t) (fChips*gran->Uniform() + 1.);
- if(chipp <=0 || chipp > fChips) cout << "Wrong chip: " << chipp << endl;
- Int_t flag_chip = 0;
- for(Int_t k=0;k<nchip;k++) if(chipp == chip[k] && module == chip_mod[k]) flag_chip = 1;
- if(flag_chip == 1) continue;
- i++;
- channel[i-1] = (Int_t) (fChannels*gran->Uniform() + 1.);
- if(channel[i-1] <=0 || channel[i-1] > fChannels) cout << "Wrong channel: " << channel[i-1] << endl;
- channel_chip[i-1] = chipp;
- channel_mod[i-1] = module;
- fGain[module-1][chipp-1][channel[i-1]-1] = 0.;
- cout << i << ": Dead channel nr. " << channel[i-1] << " in chip nr. " << channel_chip[i-1] << " in module nr: " << channel_mod[i-1] << endl;
+ else {
+ return signal;
}
-
- delete [] mod;
- delete [] chip;
- delete [] chip_mod;
- delete [] channel;
- delete [] channel_mod;
- delete [] channel_chip;
-}
-
-void AliITSresponseSDD::PrintGains()
-{
- // Print SDD electronic gains
- for(Int_t t=0; t<fModules;t++)
- for(Int_t u=0; u<fChips;u++)
- for(Int_t v=0; v<fChannels;v++)
- cout << "Gain for Module: " << t+1 << ", Chip " << u+1 << ", Channel " << v+1 << " = " << fGain[t][u][v] << endl;
-
}
-void AliITSresponseSDD::Print()
-{
- // Print SDD response Parameters
-
- cout << "**************************************************" << endl;
- cout << " Silicon Drift Detector Response Parameters " << endl;
- cout << "**************************************************" << endl;
- cout << "Diffusion Coefficients: " << fDiffCoeff << ", " << fDiffCoeff1 << endl;
-
- cout << "Hardware compression parameters: " << endl;
- for(Int_t i=0; i<8; i++) cout << "fCPar[" << i << "] = " << fCPar[i] << endl;
- cout << "Noise before electronics (arbitrary units): " << fNoise << endl;
- cout << "Baseline (ADC units): " << fBaseline << endl;
- cout << "Noise after electronics (ADC units): " << fNoiseAfterEl << endl;
-
- cout << "Dynamic Range: " << fDynamicRange << endl;
- cout << "Charge Loss: " << fChargeLoss << endl;
- cout << "Temperature: " << fTemperature << endl;
- cout << "Drift Speed: " << fDriftSpeed << endl;
- cout << "Electronics (1=PASCAL, 2=OLA): " << fElectronics << endl;
-
- cout << "N. of Sigma for signal integration: " << fNsigmas << endl;
- cout << "N. of bins in lookup table: " << fNcomps << endl;
-
- cout << "Max. ADC Value: " << fMaxAdc << endl;
- cout << "Min. Value: " << fMinVal << endl;
-
- cout << "**************************************************" << endl;
- cout << " Print Electronics Gains " << endl;
- cout << "**************************************************" << endl;
- PrintGains();
-
+//________________________________________________________________________
+void AliITSresponseSDD::SetNLookUp(Int_t p1){
+ // Set number of sigmas over which cluster disintegration is performed
+ fNcomps=p1;
+ if (fGaus) delete fGaus;
+ fGaus = new TArrayF(fNcomps+1);
+ for(Int_t i=0; i<=fNcomps; i++) {
+ Float_t x = -fNsigmas + (2.*i*fNsigmas)/(fNcomps-1);
+ (*fGaus)[i] = exp(-((x*x)/2));
+ }
}
-
-
-
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff