2 // **************************************************************************
3 // This file is property of and copyright by the ALICE HLT Project *
4 // ALICE Experiment at CERN, All rights reserved. *
6 // Primary Authors: Sergey Gorbunov <sergey.gorbunov@kip.uni-heidelberg.de> *
7 // Ivan Kisel <kisel@kip.uni-heidelberg.de> *
8 // for The ALICE HLT Project. *
10 // Permission to use, copy, modify and distribute this software and its *
11 // documentation strictly for non-commercial purposes is hereby granted *
12 // without fee, provided that the above copyright notice appears in all *
13 // copies and that both the copyright notice and this permission notice *
14 // appear in the supporting documentation. The authors make no claims *
15 // about the suitability of this software for any purpose. It is *
16 // provided "as is" without express or implied warranty. *
18 //***************************************************************************
20 #include "AliHLTTPCCASliceOutput.h"
22 int AliHLTTPCCASliceOutput::EstimateSize( int nOfTracks, int nOfTrackClusters )
24 // calculate the amount of memory [bytes] needed for the event
26 return sizeof( AliHLTTPCCASliceOutput ) + sizeof( AliHLTTPCCASliceOutTrack )*nOfTracks + sizeof(AliHLTTPCCASliceOutCluster)*nOfTrackClusters;
31 inline void AssignNoAlignment( int &dst, int &size, int count )
33 // assign memory to the pointer dst
39 void AliHLTTPCCASliceOutput::Allocate(AliHLTTPCCASliceOutput* &ptrOutput, int nTracks, int nTrackHits, outputControlStruct* outputControl)
41 //Allocate All memory needed for slice output
42 const int memsize = EstimateSize(nTracks, nTrackHits);
44 if (outputControl->fOutputPtr)
46 if (outputControl->fOutputMaxSize < memsize)
48 outputControl->fEndOfSpace = 1;
52 ptrOutput = (AliHLTTPCCASliceOutput*) outputControl->fOutputPtr;
53 outputControl->fOutputPtr += memsize;
54 outputControl->fOutputMaxSize -= memsize;
58 if (ptrOutput) free(ptrOutput);
59 ptrOutput = (AliHLTTPCCASliceOutput*) malloc(memsize);
61 ptrOutput->SetMemorySize(memsize);