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 /*MI change -- for Rule checker
19 -- added copy constructor and assignmet operator
20 -- new GetSize return size of object in Bytes
21 -- added GetDigitSize and GetOverTh function
22 -- added GetNRows, GetNCols function
23 -- for Marek -I had it in my code
26 ///////////////////////////////////////////////////////////////////////////////
28 // Alice digits array object AliDigits //
32 ///////////////////////////////////////////////////////////////////////////////
36 #include <Riostream.h>
38 #include "AliSegmentID.h"
42 #include "AliDigits.h"
46 //_____________________________________________________________________________
47 //_____________________________________________________________________________
48 //_____________________________________________________________________________
52 AliDigits::AliDigits()
71 AliDigits::AliDigits(const AliDigits& digits)
72 :AliSegmentID(digits),
87 fNrows = digits.fNrows;
88 fNcols = digits.fNcols;
89 fElements = new TArrayS(*(digits.fElements));
90 fIndex = new TArrayI(*(digits.fIndex));
91 fBufType = digits.fBufType;
92 fThreshold = digits.fThreshold;
93 fNelems = digits.fNelems;
96 AliDigits & AliDigits::operator =(const AliDigits & digits)
99 fNrows = digits.fNrows;
100 fNcols = digits.fNcols;
101 if (fElements) delete fElements;
102 fElements = new TArrayS(*(digits.fElements));
103 if (fIndex) delete fIndex;
104 fIndex = new TArrayI(*(digits.fIndex));
105 fBufType = digits.fBufType;
106 fThreshold = digits.fThreshold;
107 fNelems = digits.fNelems;
111 AliDigits::~AliDigits()
118 if (fElements != 0) {
126 Bool_t AliDigits::OutOfBoundsError(const char *where, Int_t row, Int_t column)
128 // Generate an out-of-bounds error. Always returns false.
129 ::Error(where, "row %d col %d out of bounds (size: %d x %d, this: 0x%08x)",
130 row, column, fNrows, fNcols, this);
135 void AliDigits::Invalidate()
138 //set default (invalid parameters)
139 if (fIndex != 0) delete fIndex;
140 fIndex = new TArrayI;
142 if (fElements!= 0) delete fElements;
144 fElements = new TArrayS;
146 fNrows = fNcols =fNelems= -1;
152 void AliDigits::Allocate(Int_t rows, Int_t columns)
155 //construct empty buffer fDigits with size rows x columns
158 Error("Allocate", "no of rows has to be positive");
162 Error("Allocate", "no of columns has to be positive");
167 fNelems = fNrows * fNcols;
168 fElements->Set(fNelems);
170 for (Int_t i =0,k=0; i<fNcols;i++,k+=fNrows)
176 Int_t AliDigits::GetSize()
179 //return size of object
181 Int_t size = sizeof(this);
182 if (fIndex!=0) size+= sizeof(fIndex)+fIndex->GetSize()*sizeof(Int_t);
183 if (fElements!=0) size+= sizeof(fElements)+fElements->GetSize()*sizeof(Short_t);
187 Int_t AliDigits::GetDigitSize() //return total size of pure digit
190 //return size of PURE DIGITS
192 if (fElements==0) return 0;
193 else return sizeof(fElements)+fElements->GetSize()*sizeof(Short_t);
196 Int_t AliDigits::GetOverTh(Float_t threshold,Float_t x1, Float_t x2, Float_t y1, Float_t y2)
199 //return number of digits over threshold
201 if ( (fElements==0) || (fElements->GetSize()<=0)) return 0;
214 for ( cont=First(); cont==kTRUE;cont=Next()) {
215 if ( (CurrentRow()<x1) || (CurrentRow()>x2)) continue;
216 if ( (CurrentColumn()<y1) || (CurrentColumn()>y2)) continue;
217 if (CurrentDigit()>threshold) over++;
223 Short_t AliDigits::GetDigit(Int_t row, Int_t column)
226 // return digit for given row and collumn
227 if (fBufType ==0) return GetDigitFast(row,column);
228 if (fBufType ==1) return GetDigit1(row,column);
234 void AliDigits::ExpandBuffer()
237 //expand buffer to two dimensional array
239 Error("ExpandBuffer", "buffer doesn't exist");
242 if (fBufType==0) return;
244 //expanding of buffer type 1
245 if (fBufType==1) ExpandBuffer1();
250 void AliDigits::CompresBuffer(Int_t bufferType,Int_t threshold)
253 //compres buffer according buffertype algorithm
255 Error("CompressBuffer", "buffer doesn't exist");
258 if (fBufType == bufferType) return;
260 if (fBufType>0) ExpandBuffer();
262 Error("CompressBuffer", "buffer doesn't exist");
265 fThreshold = threshold;
266 //compress buffer of type 1
267 if ( bufferType == 1) CompresBuffer1();//end of compresing bufer of type 1
270 Bool_t AliDigits::First()
272 //adjust first valid current digit
273 if (fBufType ==0) return First0();
274 if (fBufType ==1) return First1();
278 Bool_t AliDigits::Next()
280 //addjust next valid current digit
281 if (fBufType ==0) return Next0();
282 if (fBufType ==1) return Next1();
286 void AliDigits::AcceptHisto(AliH2F * his)
289 //make digits buffer with value according histograms values
290 //for testing purpose
291 Int_t idim =his->GetNbinsX();
292 Int_t jdim =his->GetNbinsY();
293 if ( (idim<1)|| (jdim<1)) {
296 //allocate proper buffer size
299 for (Int_t i = 0; i<idim;i++)
300 for (Int_t j = 0; j<jdim;j++)
302 Int_t index = his->GetBin(i+1,j+1);
303 SetDigitFast((Short_t)his->GetBinContent(index),i,j);
307 AliH2F * AliDigits::GenerHisto()
312 sprintf(ch,"Segment_%d ",GetID());
313 if ( (fNrows<1)|| (fNcols<1)) {
316 AliH2F * his = new AliH2F("Digit histo",ch,fNrows,0,fNrows,fNcols,0,fNcols);
318 //set histogram values
319 for (Int_t i = 0; i<fNrows;i++)
320 for (Int_t j = 0; j<fNcols;j++)
321 his->Fill(i,j,GetDigitFast(i,j));
325 AliH2F *AliDigits::DrawDigits(const char *option,Float_t x1, Float_t x2, Float_t y1, Float_t y2)
328 //draw digits in given array
330 AliH2F *h2f = GenerHisto();
332 AliH2F *h2fsub = h2f->GetSubrange2d(x1,x2,y1,y2);
336 if (h2f==0) return 0;
337 if (option!=0) h2f->Draw(option);
342 void AliDigits::ExpandBuffer1()
345 //expand buffer of type to twodimensional array
347 fNelems = fNrows*fNcols;
348 Short_t * buf = new Short_t[fNelems];
349 memset(buf,0,fNelems*sizeof(Short_t)); //MI change - 4.12.2000
351 for (i =0,k=0 ;i<fNcols;i++,k+=fNrows) (*fIndex)[i]=k;
354 Int_t n=fElements->fN;
356 //oposite signa means how many unwrited (under threshold) values
357 if ((*fElements)[i]<0) row-=fElements->At(i);
359 buf[(*fIndex)[col]+row]=fElements->At(i);
371 fElements->Adopt(fNelems,buf);
374 void AliDigits::CompresBuffer1()
377 //compres buffer according algorithm 1
379 TArrayS buf; //lets have the nearly the "worst case"
385 Short_t * cbuff = fElements->GetArray(); //MI change
387 for (Int_t col = 0; col<fNcols; col++){
388 index[col]=icurrent+1;//set collumn pointer
389 izero = 0; //reset zer counter at the begining of the column
390 for (Int_t row = 0; row< fNrows;row++){
392 //if (GetDigitFast(row,col)<=fThreshold) izero++;
393 if (*cbuff<=fThreshold) izero++;
397 //if we have currently izero count under threshold
399 if (icurrent>=buf.fN) buf.Set(icurrent*2);
400 buf[icurrent]= -izero; //write how many under zero
402 } //end of reseting izero
404 if (icurrent>=buf.fN) buf.Set(icurrent*2);
405 //buf[icurrent] = GetDigitFast(row,col);
406 buf[icurrent] = *cbuff;
407 }//if signal bigger then threshold
409 } //end of loop over rows
412 if (icurrent>=buf.fN) buf.Set(icurrent*2);
413 buf[icurrent]= -izero; //write how many under zero
415 }//end of lopping over digits
418 fNelems = fElements->fN;
421 //end of compresing bufer of type 1
426 Bool_t AliDigits::First0()
429 //first for the buffer type 0
434 for (i=0; (( i<fNelems) && (fElements->At(i)<=fThreshold));i++) {} //MI1211
435 if (i == fNelems) return kFALSE;
436 fCurrentCol =i/fNrows;
437 fCurrentRow =i%fNrows;
442 Bool_t AliDigits::Next0()
445 //next for the buffer type 0
447 if (fCurrentIndex<0) return kFALSE; // if we didn't adjust first
449 for (i=fCurrentIndex+1; ( (i<fNelems) && (fElements->At(i)<=fThreshold) ) ;i++) {}
454 fCurrentCol =i/fNrows;
455 fCurrentRow =i%fNrows;
460 Bool_t AliDigits::First1()
463 //first for the buffer type 1
468 for (i=0; i<fNelems; i++){
469 if (fElements->At(i) < 0) fCurrentRow-=fElements->At(i);
472 if (fCurrentRow>=fNrows) {
476 if (fElements->At(i)>fThreshold) break;
479 if (fCurrentIndex>=0&&i<fNelems) return kTRUE;
485 Bool_t AliDigits::Next1()
488 //next for the buffer type 1
489 if (fCurrentIndex<0) return kFALSE; // if we didn't adjust first
491 for (i=fCurrentIndex+1; i<fNelems;i++){
492 if (fElements->At(i) < 0) fCurrentRow-=fElements->At(i);
495 if (fCurrentRow>=fNrows) {
499 if (fElements->At(i)>fThreshold) break;
502 if ( (i>=0) && (i<fNelems) ) return kTRUE;
508 Short_t AliDigits::GetDigit1(Int_t row, Int_t column)
511 //return digit for given row and column the buffer type 1
512 //no control performed
515 if ( (column+1)>=fNcols) n2 = fNelems;
517 n2 = fIndex->At(column+1);
518 Int_t irow = 0; //current row
520 for (i=fIndex->At(column); ( (i<n2) && (irow<row) );i++){
521 if (fElements->At(i) < 0) irow-=fElements->At(i);
525 if ( irow == row ) return fElements->At(i);