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 "AliMUONDigit.h"
25 ClassImp(AliMUONHitMapA1)
27 AliMUONHitMapA1::AliMUONHitMapA1()
30 // Default constructor
39 AliMUONHitMapA1::AliMUONHitMapA1(AliSegmentation *seg, TObjArray *dig)
45 fMaxIndex=2*(fNpx+1)*2*(fNpy+1)+2*fNpy;
47 fHitMap = new Int_t[fMaxIndex];
52 AliMUONHitMapA1::AliMUONHitMapA1(const AliMUONHitMapA1 & hitMap)
55 // Protected copy constructor
57 Fatal("AliMUONHitMapA1", "Not implemented.");
61 AliMUONHitMapA1::~AliMUONHitMapA1()
64 if (fHitMap) delete[] fHitMap;
67 void AliMUONHitMapA1::Clear(const char *)
70 memset(fHitMap,0,sizeof(int)*fMaxIndex);
73 Bool_t AliMUONHitMapA1::ValidateHit(Int_t ix, Int_t iy)
76 // Check if pad coordinates are within boundaries
78 // printf("\n Validate %d %d %d %d", ix, iy, fNpx, fNpy);
80 return (TMath::Abs(ix) <= fNpx && TMath::Abs(iy) <= fNpy);
83 Int_t AliMUONHitMapA1::CheckedIndex(Int_t ix, Int_t iy) const
85 // Return checked indices ix, iy
86 Int_t index=2*fNpy*(ix+fNpx)+(iy+fNpy);
87 if (index >= fMaxIndex) {
88 // printf("\n \n \n Try to read/write outside array !!!! \n \n %d %d %d %d %d %d",
89 // ix,iy, fMaxIndex, index, fNpx, fNpy);
97 void AliMUONHitMapA1::FillHits()
99 // Fill hits from digits list
100 Int_t ndigits = fDigits->GetEntriesFast();
101 //printf("\n Filling hits into HitMap\n");
102 //printf("FindRawClusters -- ndigits %d \n",ndigits);
103 if (!ndigits) return;
105 for (Int_t ndig=0; ndig<ndigits; ndig++) {
106 dig = (AliMUONDigit*)fDigits->UncheckedAt(ndig);
107 SetHit(dig->PadX(),dig->PadY(),ndig);
112 void AliMUONHitMapA1::SetHit(Int_t ix, Int_t iy, Int_t idigit)
114 // Assign digit to hit cell ix,iy
115 // fHitMap[kMaxNpady*(ix+fNpx)+(iy+fNpy)]=idigit+1;
116 fHitMap[CheckedIndex(ix, iy)]=idigit+1;
119 void AliMUONHitMapA1::DeleteHit(Int_t ix, Int_t iy)
121 // Delete hit at cell ix,iy
122 // fHitMap[kMaxNpady*(ix+fNpx)+(iy+fNpy)]=0;
123 fHitMap[CheckedIndex(ix, iy)]=0;
126 void AliMUONHitMapA1::FlagHit(Int_t ix, Int_t iy)
129 fHitMap[CheckedIndex(ix, iy)]=
130 -TMath::Abs(fHitMap[CheckedIndex(ix, iy)]);
133 Int_t AliMUONHitMapA1::GetHitIndex(Int_t ix, Int_t iy) const
135 // Get absolute value of contents of hit cell ix,iy
136 return TMath::Abs(fHitMap[CheckedIndex(ix, iy)])-1;
139 TObject* AliMUONHitMapA1::GetHit(Int_t ix, Int_t iy) const
141 // Get pointer to object at hit cell ix, iy
142 // Force crash if index does not exist ! (Manu)
143 Int_t index=GetHitIndex(ix,iy);
144 return (index <0) ? 0 : fDigits->UncheckedAt(GetHitIndex(ix,iy));
147 FlagType AliMUONHitMapA1::TestHit(Int_t ix, Int_t iy)
149 // Check if hit cell is empty, used or unused
151 Int_t inf=fHitMap[CheckedIndex(ix, iy)];
154 } else if (inf == 0) {
161 AliMUONHitMapA1 & AliMUONHitMapA1::operator = (const AliMUONHitMapA1 & rhs)
163 // Protected assignement operator
165 if (this == &rhs) return *this;
167 Fatal("operator=", "Not implemented.");