ITS/AliITSDriftSpeedSDD.cxx

   1 /**************************************************************************
   2  * Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
   5  * Contributors are mentioned in the code where appropriate.              *
   6  *                                                                        *
   7  * Permission to use, copy, modify and distribute this software and its   *
   8  * documentation strictly for non-commercial purposes is hereby granted   *
   9  * without fee, provided that the above copyright notice appears in all   *
  10  * copies and that both the copyright notice and this permission notice   *
  11  * appear in the supporting documentation. The authors make no claims     *
  12  * about the suitability of this software for any purpose. It is          *
  13  * provided "as is" without express or implied warranty.                  *
  14  **************************************************************************/
  15
  16 /* $Id$ */
  17
  18 ///////////////////////////////////////////////////////////////////
  19 //                                                               //
  20 // Implementation of the class for SDD drift speed               //
  21 // Origin: F.Prino, Torino, prino@to.infn.it                     //
  22 //                                                               //
  23 ///////////////////////////////////////////////////////////////////
  24
  25 #include "AliITSDriftSpeedSDD.h"
  26 #include "AliITSresponseSDD.h"
  27 #include "AliLog.h"
  28
  29 ClassImp(AliITSDriftSpeedSDD)
  30 //______________________________________________________________________
  31 AliITSDriftSpeedSDD::AliITSDriftSpeedSDD():
  32 TObject(),
  33 fEvNum(0),
  34 fTimestamp(0),
  35 fPolDeg(0){
  36   // default constructor
  37   fDriftSpeedParam[0]=AliITSresponseSDD::DefaultDriftSpeed();
  38   for(Int_t i=1; i<fgkMaxPolDeg+1; i++) fDriftSpeedParam[i]=0;
  39 }
  40 //______________________________________________________________________
  41 AliITSDriftSpeedSDD::AliITSDriftSpeedSDD(Int_t ev, UInt_t timest, Int_t deg, Float_t *coeff):
  42 TObject(),
  43 fEvNum(ev),
  44 fTimestamp(timest),
  45 fPolDeg(deg){
  46   // standard constructor
  47   if(deg>fgkMaxPolDeg){
  48     fPolDeg=fgkMaxPolDeg;
  49     AliWarning(Form("Polynomial degree must be <%d. Drift speed parametrization limited to %dth degree poly.\n",fgkMaxPolDeg,fgkMaxPolDeg));
  50   }
  51   for(Int_t i=0; i<fPolDeg+1; i++) fDriftSpeedParam[i]=coeff[i];
  52   for(Int_t i=fPolDeg+1; i<fgkMaxPolDeg+1; i++) fDriftSpeedParam[i]=0;
  53 }
  54 //______________________________________________________________________
  55 AliITSDriftSpeedSDD::AliITSDriftSpeedSDD(const AliITSDriftSpeedSDD& drSpeed):
  56 TObject(),
  57 fEvNum(drSpeed.fEvNum),
  58 fTimestamp(drSpeed.fTimestamp),
  59 fPolDeg(drSpeed.fPolDeg)
  60 {
  61   // copy constructor
  62   for(Int_t i=0; i<fgkMaxPolDeg+1; i++) fDriftSpeedParam[i]=drSpeed.GetDriftSpeedParameter(i);
  63
  64 }
  65 //______________________________________________________________________
  66 void AliITSDriftSpeedSDD::PrintDriftSpeedParameters() const {
  67   // printout drift speed parametrization
  68   printf("Injector event #%d at time %d\n",fEvNum,fTimestamp);
  69   printf("Coefficients of %d degree poly fit:\n",fPolDeg);
  70   for(Int_t i=0; i<fgkMaxPolDeg+1; i++) printf("par[%d]=%f\n",i,fDriftSpeedParam[i]);
  71 }