X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=MUON%2FAliMUONResponseTrigger.cxx;h=d1a8e1a45133c6551bacc9e318aa0d855f90af2c;hb=e29fb8cd040f9667a34b5687575b34aabd590fe9;hp=ff701acf117781bd43647aa8d9e099e128f3cbc9;hpb=a9e2aefa97f1153d6f61e580a32d396156706b7b;p=u%2Fmrichter%2FAliRoot.git diff --git a/MUON/AliMUONResponseTrigger.cxx b/MUON/AliMUONResponseTrigger.cxx index ff701acf117..d1a8e1a4513 100644 --- a/MUON/AliMUONResponseTrigger.cxx +++ b/MUON/AliMUONResponseTrigger.cxx @@ -13,84 +13,131 @@ * provided "as is" without express or implied warranty. * **************************************************************************/ -/* -$Log$ -Revision 1.1.2.1 2000/06/09 21:48:28 morsch -Code from AliMUONSegResTrigger.cxx +/* $Id$ */ -*/ -#include "AliMUONResponseTrigger.h" -#include "AliMUONSegmentation.h" -#include -#include -#include +//----------------------------------------------------------------------------- +// Class AliMUONResponseTrigger +// ------------------------------- +// Implementation +// of RPC response +//----------------------------------------------------------------------------- +#include "AliMUONResponseTrigger.h" +#include "AliMUON.h" +#include "AliMUONDigit.h" +#include "AliMUONGeometryTransformer.h" +#include "AliMUONHit.h" +#include "AliMUONConstants.h" + +#include "AliMpPad.h" +#include "AliMpCathodType.h" +#include "AliMpPlaneType.h" +#include "AliMpSegmentation.h" +#include "AliMpVSegmentation.h" + +#include "AliRun.h" +#include "AliLog.h" +#include "TList.h" + +/// \cond CLASSIMP ClassImp(AliMUONResponseTrigger) +/// \endcond -//------------------------------------------------------------------ -Float_t AliMUONResponseTrigger::IntXY(AliMUONSegmentation * segmentation){ -// Returns 1 or 0 if the current strip is fired or not according -// to the cluster size and the width of the main strip. -// For the time being the probability to fire a neighbour depends -// only on the width of the main strip and is limited to a maximum -// cluster-size of 2. -// The corresponding probabilities are given below (O.Roig PhD Thesis) -// This will be improved in the future by including a parametrization -// of the cluster size as a function of the position of the physical -// hit with respect to the center of the strip. -//------------------------------------------------------------------ -// clust. size = 1 2 3 4 5 >5 -// strip width = 1 | 54.7 | 44.5 | 0.7 | 0.06 | 0.04 | 0.0 | -// strip width = 2 | 89.0 | 10.7 | 0.2 | 0.1 | 0.0 | 0.0 | -// strip width = 4 | 99.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | -//------------------------------------------------------------------ - -// cout << "in AliMUONResponseTrigger::IntXY" << "\n"; - - // get the "parameters" needed to evaluate the strip response - // x1 : hit x(y) position - // x2 : x(y) coordinate of the main strip - // x3 : current strip real x(y) coordinate - // width : width of the main strip - Float_t x1,x2,x3,width; - segmentation->IntegrationLimits(x1,x2,x3,width); - // cout << " x or y main & current = " << x2 << " , " << x3 - // << " width main = " << width << "\n"; - - /* - if (TMath::Abs(x3-x1)Rndm()*100.; - if (iwidth==1) { - if (rand<44.5) { return 1.; } - else { return 0.; } - } else if (iwidth==2) { - if (rand<10.7) { return 1.; } - else { return 0.; } - } else if (iwidth==4) { - if (rand<1.) { return 1.; } - else { return 0.; } - } - } else { return 0.;} - return -1; - */ - return 0; +namespace +{ + AliMUON* muon() + { + return static_cast(gAlice->GetModule("MUON")); + } + + void Global2Local(Int_t detElemId, Double_t xg, Double_t yg, Double_t zg, + Double_t& xl, Double_t& yl, Double_t& zl) + { + // ideally should be : + // Double_t x,y,z; + // AliMUONGeometry::Global2Local(detElemId,xg,yg,zg,x,y,z); + // but while waiting for this geometry singleton, let's go through + // AliMUON still. + + const AliMUONGeometryTransformer* transformer = muon()->GetGeometryTransformer(); + transformer->Global2Local(detElemId,xg,yg,zg,xl,yl,zl); + } } - //------------------------------------------------------------------ -Int_t AliMUONResponseTrigger::DigitResponse(Int_t digit) +AliMUONResponseTrigger::AliMUONResponseTrigger() + : AliMUONResponse() { -// -// only digital (0/1) information available - if (digit) digit=1; - return digit; +/// Default constructor } +//------------------------------------------------------------------ +AliMUONResponseTrigger::~AliMUONResponseTrigger() +{ +/// Destructor +} - - - - +//_____________________________________________________________________________ +void +AliMUONResponseTrigger::DisIntegrate(const AliMUONHit& hit, TList& digits, Float_t /*timeDif*/) +{ + /// Generate 2 digits (one on each cathode) from 1 hit, i.e. no cluster-size + /// generation (simplest response case). + + digits.Clear(); + + Float_t xhit = hit.X(); + Float_t yhit = hit.Y(); + Float_t zhit = hit.Z(); + Int_t detElemId = hit.DetElemId(); + + Double_t x,y,z; + Global2Local(detElemId,xhit,yhit,zhit,x,y,z); + + Float_t tof = hit.Age(); + Int_t twentyNano(100); + if (tofGetMpSegmentation(detElemId,AliMp::GetCathodType(cath)); + + AliMpPad pad = seg->PadByPosition(x,y,kFALSE); + Int_t ix = pad.GetIx(); + Int_t iy = pad.GetIy(); + + AliDebug(1,Form("xhit,yhit=%e,%e lx,ly,lz=%e,%e,%e ix,iy=%d,%d", + xhit,yhit,x,y,z,ix,iy)); + + if ( !pad.IsValid() ) + { + AliWarning(Form("hit w/o strip %d-%d xhit,yhit=%e,%e local x,y,z " + "%e,%e,%e ix,iy=%d,%d",detElemId, + cath, + xhit,yhit,x,y,z,ix,iy)); + continue; + } + + if ( cath == AliMp::kCath0 ) nboard = pad.GetLocalBoardId(0); + + AliMUONDigit* d = new AliMUONDigit(detElemId,nboard, + pad.GetLocalBoardChannel(0),cath); + d->SetPadXY(ix,iy); + + //FIXME : a trigger digit can have several locations. + //this is not currently supported by the digit class. Change that or not ? + d->SetCharge(twentyNano); + + + digits.Add(d); + } +}