1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 #include <TObjArray.h>
21 #include "AliMUONHitMapA1.h"
22 #include "AliSegmentation.h"
23 #include "AliMUONGeometrySegmentation.h"
24 #include "AliMUONDigit.h"
27 ClassImp(AliMUONHitMapA1)
29 AliMUONHitMapA1::AliMUONHitMapA1()
32 // Default constructor
40 //____________________________________________________________________
41 AliMUONHitMapA1::AliMUONHitMapA1(AliSegmentation *seg, TObjArray *dig)
47 fMaxIndex=2*(fNpx+1)*2*(fNpy+1)+2*fNpy;
49 fHitMap = new Int_t[fMaxIndex];
53 //________________________________________________________________________________
54 AliMUONHitMapA1::AliMUONHitMapA1(Int_t idDE, AliMUONGeometrySegmentation* seg, TObjArray* dig)
57 // Constructor with new segmentation
58 fNpx = seg->Npx(idDE)+1;
59 fNpy = seg->Npy(idDE)+1;
60 fMaxIndex=2*(fNpx+1)*2*(fNpy+1)+2*fNpy;
62 fHitMap = new Int_t[fMaxIndex];
66 //______________________________________________________________
67 AliMUONHitMapA1::AliMUONHitMapA1(const AliMUONHitMapA1 & hitMap)
70 // Protected copy constructor
72 AliFatal("Not implemented.");
74 //_________________________________
75 AliMUONHitMapA1::~AliMUONHitMapA1()
78 if (fHitMap) delete[] fHitMap;
80 //______________________________________
81 void AliMUONHitMapA1::Clear(const char *)
84 memset(fHitMap,0,sizeof(int)*fMaxIndex);
86 //___________________________________________________
87 Bool_t AliMUONHitMapA1::ValidateHit(Int_t ix, Int_t iy)
90 // Check if pad coordinates are within boundaries
92 // printf("\n Validate %d %d %d %d", ix, iy, fNpx, fNpy);
94 return (TMath::Abs(ix) <= fNpx && TMath::Abs(iy) <= fNpy);
96 //_________________________________________________________
97 Int_t AliMUONHitMapA1::CheckedIndex(Int_t ix, Int_t iy) const
99 // Return checked indices ix, iy
100 Int_t index=2*fNpy*(ix+fNpx)+(iy+fNpy);
101 if (index >= fMaxIndex) {
102 // printf("\n \n \n Try to read/write outside array !!!! \n \n %d %d %d %d %d %d",
103 // ix,iy, fMaxIndex, index, fNpx, fNpy);
109 //_____________________________
110 void AliMUONHitMapA1::FillHits()
112 // Fill hits from digits list
113 Int_t ndigits = fDigits->GetEntriesFast();
114 //printf("\n Filling hits into HitMap\n");
115 //printf("FindRawClusters -- ndigits %d \n",ndigits);
116 if (!ndigits) return;
118 for (Int_t ndig=0; ndig<ndigits; ndig++) {
119 dig = (AliMUONDigit*)fDigits->UncheckedAt(ndig);
120 SetHit(dig->PadX(),dig->PadY(),ndig);
123 //___________________________________________________________
124 void AliMUONHitMapA1::SetHit(Int_t ix, Int_t iy, Int_t idigit)
126 // Assign digit to hit cell ix,iy
127 // fHitMap[kMaxNpady*(ix+fNpx)+(iy+fNpy)]=idigit+1;
128 fHitMap[CheckedIndex(ix, iy)]=idigit+1;
130 //_______________________________________________
131 void AliMUONHitMapA1::DeleteHit(Int_t ix, Int_t iy)
133 // Delete hit at cell ix,iy
134 // fHitMap[kMaxNpady*(ix+fNpx)+(iy+fNpy)]=0;
135 fHitMap[CheckedIndex(ix, iy)]=0;
137 //_____________________________________________
138 void AliMUONHitMapA1::FlagHit(Int_t ix, Int_t iy)
141 fHitMap[CheckedIndex(ix, iy)]=
142 -TMath::Abs(fHitMap[CheckedIndex(ix, iy)]);
144 //________________________________________________________
145 Int_t AliMUONHitMapA1::GetHitIndex(Int_t ix, Int_t iy) const
147 // Get absolute value of contents of hit cell ix,iy
148 return TMath::Abs(fHitMap[CheckedIndex(ix, iy)])-1;
150 //_______________________________________________________
151 TObject* AliMUONHitMapA1::GetHit(Int_t ix, Int_t iy) const
153 // Get pointer to object at hit cell ix, iy
154 // Force crash if index does not exist ! (Manu)
155 Int_t index=GetHitIndex(ix,iy);
156 return (index <0) ? 0 : fDigits->UncheckedAt(GetHitIndex(ix,iy));
158 //_________________________________________________
159 FlagType AliMUONHitMapA1::TestHit(Int_t ix, Int_t iy)
161 // Check if hit cell is empty, used or unused
163 Int_t inf=fHitMap[CheckedIndex(ix, iy)];
166 } else if (inf == 0) {
172 //________________________________________________________________________
173 AliMUONHitMapA1 & AliMUONHitMapA1::operator = (const AliMUONHitMapA1 & rhs)
175 // Protected assignement operator
177 if (this == &rhs) return *this;
179 AliFatal( "Not implemented.");