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efb451bf | 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 base class for SDD map corrections // | |
21 | // Origin: F.Prino, Torino, prino@to.infn.it // | |
22 | // // | |
23 | /////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include "TH1F.h" | |
26 | #include "TH2F.h" | |
27 | #include "AliITSMapSDD.h" | |
28 | ||
29 | ClassImp(AliITSMapSDD) | |
30 | //______________________________________________________________________ | |
31 | AliITSMapSDD::AliITSMapSDD():TNamed("defaultmap","") | |
32 | { | |
33 | // default constructor | |
34 | for(Int_t iAn=0;iAn<fgkNAnodPts; iAn++){ | |
35 | for(Int_t iDr=0;iDr<fgkNDrifPts; iDr++){ | |
36 | fMap[iAn][iDr]=0; | |
37 | } | |
38 | } | |
39 | } | |
40 | //______________________________________________________________________ | |
41 | AliITSMapSDD::AliITSMapSDD(Char_t *mapname):TNamed(mapname,"") | |
42 | { | |
43 | // standard constructor | |
44 | for(Int_t iAn=0;iAn<fgkNAnodPts; iAn++){ | |
45 | for(Int_t iDr=0;iDr<fgkNDrifPts; iDr++){ | |
46 | fMap[iAn][iDr]=0; | |
47 | } | |
48 | } | |
49 | } | |
50 | ||
51 | //______________________________________________________________________ | |
52 | void AliITSMapSDD::SetMap(TH2F* hmap){ | |
53 | // Fill map staring from 2D histo | |
54 | // with anodes on x axis and drift dist. on y axis | |
55 | for(Int_t iAn=0;iAn<fgkNAnodPts; iAn++){ | |
56 | for(Int_t iDr=0;iDr<fgkNDrifPts; iDr++){ | |
ab516493 | 57 | SetCellContent(iAn,iDr,hmap->GetBinContent(iAn+1,iDr+1)); |
efb451bf | 58 | } |
59 | } | |
60 | } | |
61 | //______________________________________________________________________ | |
c9a38d3d | 62 | Float_t AliITSMapSDD::GetCorrection(Float_t z, Float_t x, AliITSsegmentationSDD *seg){ |
63 | // returns correction in cm starting from local coordinates on the module | |
64 | const Double_t kMicronTocm = 1.0e-4; | |
65 | Int_t nAnodes=seg->Npz(); | |
66 | Int_t nAnodesHybrid=seg->NpzHalf(); | |
67 | Int_t bina =(Int_t) seg->GetAnodeFromLocal(x,z); | |
68 | if(bina>nAnodes) AliError("Wrong anode anumber!"); | |
69 | if(bina>=nAnodesHybrid) bina-=nAnodesHybrid; | |
70 | Float_t stept = seg->Dx()*kMicronTocm/(Float_t)fgkNDrifPts; | |
71 | Int_t bint = TMath::Abs((Int_t)(x/stept)); | |
72 | if(bint==fgkNDrifPts) bint-=1; | |
73 | if(bint>=fgkNDrifPts) AliError("Wrong bin number along drift direction!"); | |
74 | return kMicronTocm*GetCellContent(bina,bint); | |
75 | } | |
76 | //______________________________________________________________________ | |
efb451bf | 77 | TH2F* AliITSMapSDD::GetMapHisto() const{ |
78 | // Returns a TH2F histogram with map of residuals | |
79 | Char_t hname[50]; | |
80 | sprintf(hname,"h%s",GetName()); | |
81 | TH2F* hmap=new TH2F(hname,"",fgkNAnodPts,-0.5,255.5,fgkNDrifPts,0.,35.); | |
82 | for(Int_t iAn=0;iAn<fgkNAnodPts; iAn++){ | |
83 | for(Int_t iDr=0;iDr<fgkNDrifPts; iDr++){ | |
ab516493 | 84 | hmap->SetBinContent(iAn+1,iDr+1,GetCellContent(iAn,iDr)); |
efb451bf | 85 | } |
86 | } | |
87 | return hmap; | |
88 | } | |
89 | //______________________________________________________________________ | |
90 | TH1F* AliITSMapSDD::GetResidualDistr(Float_t dmin, Float_t dmax) const{ | |
91 | // Returns a TH1F histogram with distribution of residual | |
92 | Char_t hname[50]; | |
93 | sprintf(hname,"hd%s",GetName()); | |
94 | TH1F* hd=new TH1F(hname,"",100,dmin,dmax); | |
95 | for(Int_t iAn=0;iAn<fgkNAnodPts; iAn++){ | |
96 | for(Int_t iDr=0;iDr<fgkNDrifPts; iDr++){ | |
ab516493 | 97 | hd->Fill(GetCellContent(iAn,iDr)); |
efb451bf | 98 | } |
99 | } | |
100 | return hd; | |
101 | } |