[u/mrichter/AliRoot.git] / MUON / AliMUONTriggerCircuit.cxx

/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
*                                                                        *
* Author: The ALICE Off-line Project.                                    *
* Contributors are mentioned in the code where appropriate.              *
*                                                                        *
* Permission to use, copy, modify and distribute this software and its   *
* documentation strictly for non-commercial purposes is hereby granted   *
* without fee, provided that the above copyright notice appears in all   *
* copies and that both the copyright notice and this permission notice   *
* appear in the supporting documentation. The authors make no claims     *
* about the suitability of this software for any purpose. It is          *
* provided "as is" without express or implied warranty.                  *
**************************************************************************/

/* $Id$ */

/// \class AliMUONTriggerCircuit
/// Contains as data members the Y positions of the X declusturized strips and 
/// the X positions of the (doubled or not) Y strips.
/// This is used to associate the global positions to the fired strips of the 
/// local trigger output (see AliMUONTrackReconstructor::MakeTriggerTrack)
///
/// \author Philippe Crochet (LPCCFd)

#include "AliMUONTriggerCircuit.h"

#include "AliMpTriggerSegmentation.h"
#include "AliMpTrigger.h"
#include "AliMpSlat.h"
#include "AliMpPCB.h"
#include "AliMpSegmentation.h"
#include "AliMpVSegmentation.h"
#include "AliMpCathodType.h"
#include "AliMpDDLStore.h"
#include "AliMpLocalBoard.h"
#include "AliMpConstants.h"

#include "AliRun.h"
#include "AliLog.h"

#include <TMath.h>
#include <Riostream.h>

/// \cond CLASSIMP
ClassImp(AliMUONTriggerCircuit)
/// \endcond

//----------------------------------------------------------------------
AliMUONTriggerCircuit::AliMUONTriggerCircuit(const AliMUONGeometryTransformer* transformer)
    : TObject(),
      fTransformer(transformer),
      fCurrentSeg(0x0),
      fCurrentDetElem(0x0),
      fCurrentLocalBoard(0x0)
{
/// Constructor
  
    for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
      fXpos11[i].Set(16); 
      fYpos11[i].Set(31);
      fYpos21[i].Set(63);
    }

    for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) { // board begins at 1
  
    AliMpLocalBoard* localBoard = AliMpDDLStore::Instance()->GetLocalBoard(i);

    if (!localBoard)
    {
      AliError(Form("Did not get localboard %d",i));
      continue;
    }

    LoadXPos(localBoard);
    LoadYPos(localBoard);

  }

}

//----------------------------------------------------------------------
AliMUONTriggerCircuit::~AliMUONTriggerCircuit()
{
/// Destructor
   for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
     fXpos11[i].Reset();
     fYpos11[i].Reset();
     fYpos21[i].Reset();
    }

} 

//----------------------------------------------------------------------
AliMUONTriggerCircuit::AliMUONTriggerCircuit(const AliMUONTriggerCircuit& circuit)
    :  TObject(circuit),
       fTransformer(circuit.fTransformer), // do not copy, just pointed to
       fCurrentSeg(circuit.fCurrentSeg),
       fCurrentDetElem(circuit.fCurrentDetElem),
       fCurrentLocalBoard(circuit.fCurrentLocalBoard)
{
/// Copy constructor

    for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
      fXpos11[i] = circuit.fXpos11[i];
      fYpos11[i] = circuit.fYpos11[i];
      fYpos21[i] = circuit.fYpos21[i];
    }

}
//----------------------------------------------------------------------
AliMUONTriggerCircuit& AliMUONTriggerCircuit::operator=(const AliMUONTriggerCircuit& circuit) 
{
/// Assignment operator

  if (this == &circuit) return *this;

  fTransformer       = circuit.fTransformer;
  fCurrentSeg        = circuit.fCurrentSeg;
  fCurrentDetElem    = circuit.fCurrentDetElem;
  fCurrentLocalBoard = circuit.fCurrentLocalBoard;

  for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
    fXpos11[i] = circuit.fXpos11[i];
    fYpos11[i] = circuit.fYpos11[i];
    fYpos21[i] = circuit.fYpos21[i];
  }

  return *this;

}

//---------------------------------------------------------------------
void AliMUONTriggerCircuit::LoadYPos(AliMpLocalBoard* localBoard)
{
/// fill fYpos11 and fYpos21 -> y position of X declusterized strips
  
  fCurrentLocalBoard = localBoard->GetId();
  Int_t ichamber = 0;
  Int_t icathode = 0;    
    
  Int_t zeroDown = localBoard->GetSwitch(AliMpLocalBoard::kZeroDown);
  Int_t zeroUp   = localBoard->GetSwitch(AliMpLocalBoard::kZeroUp);
 
  Int_t iline = localBoard->GetPosition().GetFirst();
  Int_t icol  = localBoard->GetPosition().GetSecond();
  if ( iline == 5 ) --icol;

  //--- first plane 
  ichamber = 10;
  fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);

  fCurrentSeg = AliMpSegmentation::Instance()
        ->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));  

  Int_t iFirstStrip = FirstStrip(localBoard);
  Int_t iLastStrip  = iFirstStrip + 16;    
  Int_t iStripCircuit = 0;

  FillXstrips(icol, iFirstStrip, iLastStrip, 
	      iStripCircuit, fYpos11[fCurrentLocalBoard]);
  
  //--- second plane 
  ichamber = 12;
  fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);

  fCurrentSeg = AliMpSegmentation::Instance()
        ->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));  

  // second plane middle part
  Int_t iFirstStripMiddle = FirstStrip(localBoard);
  Int_t iLastStripMiddle  = iFirstStrip + 16;
  iStripCircuit = 8;

  FillXstrips(icol, iFirstStripMiddle, iLastStripMiddle,
	      iStripCircuit, fYpos21[fCurrentLocalBoard]);
  
  // second plane upper part
  if (zeroUp == 0) { // something up
    Int_t iFirstStripUp;
    Int_t iLastStripUp;
    Int_t icolUp = icol;

    // check if we need to move to another detElemId
    AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(icol-1,iLastStripMiddle+1),kFALSE);

    if (pad.IsValid()) { // upper strips within same detElemId
      iFirstStripUp = iLastStripMiddle;
      iLastStripUp  = iFirstStripUp + 8;

    } else {             // upper strips in another detElemId
      fCurrentDetElem = AliMpDDLStore::Instance()->
	           GetNextDEfromLocalBoard(fCurrentLocalBoard, ichamber);

      fCurrentSeg = AliMpSegmentation::Instance()
            ->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));  

      iFirstStripUp = 0;
      iLastStripUp  = iFirstStripUp + 8;
      if (iline == 4) icolUp = icol - 1; // special case
      if (iline == 5) icolUp = icol + 1; // special case
    }
    
    iStripCircuit = 24;
    FillXstrips(icolUp, iFirstStripUp, iLastStripUp,
		iStripCircuit, fYpos21[fCurrentLocalBoard]);
    
    // fill strip between middle and upper part
    fYpos21[fCurrentLocalBoard][47] = (fYpos21[fCurrentLocalBoard][46] + 
				       fYpos21[fCurrentLocalBoard][48])/2.;
  } // end of something up
  
  // restore current detElemId & segmentation
  fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);
  fCurrentSeg = AliMpSegmentation::Instance()
      ->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));  

  // second plane lower part
  if (zeroDown == 0) { // something down
    Int_t iFirstStripDo;
    Int_t iLastStripDo;
    Int_t icolDo = icol;
    
    // check if we need to move to another detElemId      
    AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(icol-1,iFirstStripMiddle-1),kFALSE);
    if (pad.IsValid()) { // lower strips within same detElemId
      iFirstStripDo = iFirstStripMiddle - 8;
      iLastStripDo  = iFirstStripDo + 8;	      

    } else {             // lower strips in another detElemId 
      fCurrentDetElem = AliMpDDLStore::Instance()
	  ->GetPreviousDEfromLocalBoard(fCurrentLocalBoard, ichamber);

      fCurrentSeg = AliMpSegmentation::Instance()
	  ->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));  

      // get iFirstStrip in this module 
      const AliMpTriggerSegmentation* trig = (AliMpTriggerSegmentation*)(fCurrentSeg);
      const AliMpTrigger* t = trig->Slat();
      const AliMpSlat* slat = t->GetLayer(0);

      if (iline == 5) icolDo = icol + 1; // special case
      if (iline == 6) icolDo = icol - 1; // special case
	    
      const AliMpPCB* pcb = slat->GetPCB(icolDo-1);
      iFirstStripDo = (pcb->Iymax() + 1) - 8;
      iLastStripDo =  iFirstStripDo + 8;
    }  
    
    iStripCircuit = 0;
    FillXstrips(icolDo, iFirstStripDo, iLastStripDo,
		iStripCircuit, fYpos21[fCurrentLocalBoard]);
    
    // fill strip between middle and upper part
    fYpos21[fCurrentLocalBoard][15] = (fYpos21[fCurrentLocalBoard][14] + 
				       fYpos21[fCurrentLocalBoard][16])/2.;
  } // end of something down
  
}

//----------------------------------------------------------------------
void AliMUONTriggerCircuit::FillXstrips(const Int_t icol, 
					const Int_t iFirstStrip, const Int_t iLastStrip, 
					Int_t liStripCircuit, TArrayF& ypos)
{    
/// fill 
  Double_t xyGlobal[2] = {0.};
  for (Int_t istrip = iFirstStrip; istrip < iLastStrip; ++istrip) {

    AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(icol-1,istrip),kTRUE);
    if ( !pad.IsValid() ) {
      StdoutToAliError(cout << "Pad not found in seg " << endl;
                       fCurrentSeg->Print();
                       cout << " ix,iy=" << icol-1 << "," << istrip << endl;
                       );
    }
    Float_t yDim = pad.Dimensions().Y(); // half size! 

    XYGlobal(pad,xyGlobal);
    
    ypos[2*liStripCircuit] = xyGlobal[1];
    if (istrip != (iLastStrip - 1)) ypos[2*liStripCircuit+1] = xyGlobal[1] + yDim;
    liStripCircuit++;
  }    
}


//----------------------------------------------------------------------
void AliMUONTriggerCircuit::LoadXPos(AliMpLocalBoard* localBoard)
{
/// fill fXpos11 -> x position of Y strips for the first plane only
/// fXpos11 contains the x position of Y strip for the current circuit
/// taking into account whether or nor not part(s) of the circuit
/// (middle, up or down) has(have) 16 strips (handdled by means of switchs)

  fCurrentLocalBoard = localBoard->GetId();

  Int_t ichamber = 10;
  Int_t icathode = 1;
  
  Int_t x2u = localBoard->GetSwitch(AliMpLocalBoard::kX2u);
  Int_t x2m = localBoard->GetSwitch(AliMpLocalBoard::kX2m);
  Int_t x2d = localBoard->GetSwitch(AliMpLocalBoard::kX2d);
  Int_t zeroAllYLSB = localBoard->GetSwitch(AliMpLocalBoard::kZeroAllYLSB);

  Int_t  iStripCircuit = 0;
  Int_t  iFirstStrip   = 0;
  Int_t  iLastStrip    = 0;
  Bool_t doubling      = kFALSE;
  
  Int_t iline  = localBoard->GetPosition().GetFirst();
  Int_t icol   = localBoard->GetPosition().GetSecond();
  if ( iline == 5 ) --icol;

  fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);

  fCurrentSeg = AliMpSegmentation::Instance()
        ->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));  

  // check if one needs a strip doubling or not
  if ( (x2u || x2m || x2d ) && x2m ) doubling = kTRUE;
  

  // check if one starts at strip = 0 or 8 (boards 26-29 and 143-146)
  if (zeroAllYLSB) iStripCircuit = 8;
  
  // get iFirstStrip in this module 
  const AliMpTriggerSegmentation* trig = (AliMpTriggerSegmentation*)(fCurrentSeg);
  const AliMpTrigger* t = trig->Slat();
  const AliMpSlat* slat = t->GetLayer(0);
  
  const AliMpPCB* pcb = slat->GetPCB(icol-1);
  iFirstStrip = pcb->Ixmin();
  

  if (doubling || zeroAllYLSB == 1) iLastStrip = iFirstStrip + 8;
  else iLastStrip = iFirstStrip + 16;
  
  FillYstrips(iFirstStrip, iLastStrip, iStripCircuit, doubling);  
}

//----------------------------------------------------------------------
void AliMUONTriggerCircuit::FillYstrips(const Int_t iFirstStrip, const Int_t iLastStrip, 
					Int_t liStripCircuit,
					const Bool_t doubling)
{    
/// fill
  Double_t xyGlobal[2] = {0.};

  for (Int_t istrip = iFirstStrip; istrip < iLastStrip; ++istrip) {

    AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(istrip,0),kTRUE);

    if ( !pad.IsValid() )
    {
	StdoutToAliError(cout << "Pad not found in seg " << endl;
			 fCurrentSeg->Print();
			 cout << " ix,iy=" << istrip << "," << 0 << endl;
			 );
    }
    Float_t xDim = pad.Dimensions().X(); // half size!

    XYGlobal(pad,xyGlobal);
    
    if (!doubling) {	
      fXpos11[fCurrentLocalBoard].AddAt(xyGlobal[0], liStripCircuit);
    } else if (doubling) {

      fXpos11[fCurrentLocalBoard].AddAt(TMath::Sign(1.,xyGlobal[0]) * 
				  (TMath::Abs(xyGlobal[0]) - xDim/2.), 2*liStripCircuit);

      fXpos11[fCurrentLocalBoard].AddAt(TMath::Sign(1.,xyGlobal[0]) *
				  (TMath::Abs(fXpos11[fCurrentLocalBoard][2*liStripCircuit]) + xDim),
					2*liStripCircuit + 1); 
    }

    liStripCircuit++;
  }    
}

//----------------------------------------------------------------------
void AliMUONTriggerCircuit::XYGlobal(const AliMpPad& pad,
				     Double_t* xyGlobal)
{
/// returns pad x & y positions and x & y pad dimensions in global coordinates
/// note: no need for transformation for pad dimensions
  
  // get the pad position and dimensions
  Double_t xl1 = pad.Position().X();
  Double_t yl1 = pad.Position().Y();
  Double_t zg1 = 0;
  
  // positions from local to global 
  fTransformer->Local2Global(fCurrentDetElem, xl1, yl1, 0, 
                                 xyGlobal[0], xyGlobal[1], zg1);
}


//----------------------------------------------------------------------
//--- methods which return member data related info
//----------------------------------------------------------------------
Float_t AliMUONTriggerCircuit::GetY11Pos(Int_t localBoardId, Int_t istrip) const 
{
/// returns Y position of X strip istrip in MC11
  return fYpos11[localBoardId][istrip];
}
//----------------------------------------------------------------------
Float_t AliMUONTriggerCircuit::GetY21Pos(Int_t localBoardId, Int_t istrip) const 
{
/// returns Y position of X strip istrip in MC21
  return fYpos21[localBoardId][istrip];
}
//----------------------------------------------------------------------
Float_t AliMUONTriggerCircuit::GetX11Pos(Int_t localBoardId, Int_t istrip) const 
{
/// returns X position of Y strip istrip in MC11
  return fXpos11[localBoardId][istrip];
}

//----------------------------------------------------------------------
Int_t AliMUONTriggerCircuit::FirstStrip(AliMpLocalBoard* localBoard)
{
/// returns the first strip from mapping for board boardName
/// take care of special case for boards RC1L6B12 & LC1L6B12
  Int_t iFirstStrip = -1;
  Int_t boardNumber = atoi(localBoard->GetName()+6);

  Int_t iline = localBoard->GetPosition().GetFirst();
  Int_t icol  = localBoard->GetPosition().GetSecond();
  if ( iline == 5 ) --icol;

  switch (boardNumber)
  {
    case 12:
      iFirstStrip = 0;
      break;		
    case 34:
      iFirstStrip = 16;
      break;		
    case 56:
      iFirstStrip = 32;
      break;		
    case 78:
      iFirstStrip = 48;
      break;		
  }
  if (icol == 1 && iline == 6) iFirstStrip += 16; // special case
  return iFirstStrip;
}
Commit	Line	Data
8ff54bb6	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	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	**************************************************************************/
	15
	16	/* $Id$ */
	17
	18	/// \class AliMUONTriggerCircuit
	19	/// Contains as data members the Y positions of the X declusturized strips and
	20	/// the X positions of the (doubled or not) Y strips.
	21	/// This is used to associate the global positions to the fired strips of the
	22	/// local trigger output (see AliMUONTrackReconstructor::MakeTriggerTrack)
78649106	23	///
78649106	24	/// \author Philippe Crochet (LPCCFd)
8ff54bb6	25
8ff54bb6	26	#include "AliMUONTriggerCircuit.h"
8ff54bb6	27
	28	#include "AliMpTriggerSegmentation.h"
	29	#include "AliMpTrigger.h"
	30	#include "AliMpSlat.h"
	31	#include "AliMpPCB.h"
	32	#include "AliMpSegmentation.h"
	33	#include "AliMpVSegmentation.h"
866c3232	34	#include "AliMpCathodType.h"
7103ac2d	35	#include "AliMpDDLStore.h"
	36	#include "AliMpLocalBoard.h"
	37	#include "AliMpConstants.h"
8ff54bb6	38
	39	#include "AliRun.h"
	40	#include "AliLog.h"
	41
	42	#include <TMath.h>
9de45220	43	#include <Riostream.h>
8ff54bb6	44
	45	/// \cond CLASSIMP
	46	ClassImp(AliMUONTriggerCircuit)
	47	/// \endcond
	48
	49	//----------------------------------------------------------------------
7103ac2d	50	AliMUONTriggerCircuit::AliMUONTriggerCircuit(const AliMUONGeometryTransformer* transformer)
	51	: TObject(),
	52	fTransformer(transformer),
	53	fCurrentSeg(0x0),
	54	fCurrentDetElem(0x0),
	55	fCurrentLocalBoard(0x0)
8ff54bb6	56	{
	57	/// Constructor
	58
7103ac2d	59	for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
	60	fXpos11[i].Set(16);
	61	fYpos11[i].Set(31);
	62	fYpos21[i].Set(63);
	63	}
	64
	65	for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) { // board begins at 1
	66
	67	AliMpLocalBoard* localBoard = AliMpDDLStore::Instance()->GetLocalBoard(i);
	68
	69	if (!localBoard)
	70	{
	71	AliError(Form("Did not get localboard %d",i));
	72	continue;
	73	}
	74
	75	LoadXPos(localBoard);
	76	LoadYPos(localBoard);
	77
	78	}
	79
8ff54bb6	80	}
	81
	82	//----------------------------------------------------------------------
	83	AliMUONTriggerCircuit::~AliMUONTriggerCircuit()
	84	{
	85	/// Destructor
7103ac2d	86	for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
	87	fXpos11[i].Reset();
	88	fYpos11[i].Reset();
	89	fYpos21[i].Reset();
	90	}
	91
8ff54bb6	92	}
	93
	94	//----------------------------------------------------------------------
	95	AliMUONTriggerCircuit::AliMUONTriggerCircuit(const AliMUONTriggerCircuit& circuit)
7103ac2d	96	: TObject(circuit),
	97	fTransformer(circuit.fTransformer), // do not copy, just pointed to
	98	fCurrentSeg(circuit.fCurrentSeg),
	99	fCurrentDetElem(circuit.fCurrentDetElem),
	100	fCurrentLocalBoard(circuit.fCurrentLocalBoard)
8ff54bb6	101	{
	102	/// Copy constructor
	103
7103ac2d	104	for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
	105	fXpos11[i] = circuit.fXpos11[i];
	106	fYpos11[i] = circuit.fYpos11[i];
	107	fYpos21[i] = circuit.fYpos21[i];
	108	}
8ff54bb6	109
	110	}
	111	//----------------------------------------------------------------------
	112	AliMUONTriggerCircuit& AliMUONTriggerCircuit::operator=(const AliMUONTriggerCircuit& circuit)
	113	{
	114	/// Assignment operator
	115
	116	if (this == &circuit) return *this;
	117
7103ac2d	118	fTransformer = circuit.fTransformer;
	119	fCurrentSeg = circuit.fCurrentSeg;
	120	fCurrentDetElem = circuit.fCurrentDetElem;
	121	fCurrentLocalBoard = circuit.fCurrentLocalBoard;
8ff54bb6	122
7103ac2d	123	for (Int_t i = 1; i < AliMpConstants::NofLocalBoards()+1; ++i) {
8ff54bb6	124	fXpos11[i] = circuit.fXpos11[i];
8ff54bb6	125	fYpos11[i] = circuit.fYpos11[i];
8ff54bb6	126	fYpos21[i] = circuit.fYpos21[i];
7103ac2d	127	}
8ff54bb6	128
	129	return *this;
	130
8ff54bb6	131	}
	132
	133	//---------------------------------------------------------------------
7103ac2d	134	void AliMUONTriggerCircuit::LoadYPos(AliMpLocalBoard* localBoard)
8ff54bb6	135	{
	136	/// fill fYpos11 and fYpos21 -> y position of X declusterized strips
	137
7103ac2d	138	fCurrentLocalBoard = localBoard->GetId();
8ff54bb6	139	Int_t ichamber = 0;
8ff54bb6	140	Int_t icathode = 0;
7103ac2d	141
	142	Int_t zeroDown = localBoard->GetSwitch(AliMpLocalBoard::kZeroDown);
	143	Int_t zeroUp = localBoard->GetSwitch(AliMpLocalBoard::kZeroUp);
	144
	145	Int_t iline = localBoard->GetPosition().GetFirst();
	146	Int_t icol = localBoard->GetPosition().GetSecond();
	147	if ( iline == 5 ) --icol;
	148
8ff54bb6	149	//--- first plane
8ff54bb6	150	ichamber = 10;
7103ac2d	151	fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);
8ff54bb6	152
7103ac2d	153	fCurrentSeg = AliMpSegmentation::Instance()
	154	->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));
	155
	156	Int_t iFirstStrip = FirstStrip(localBoard);
	157	Int_t iLastStrip = iFirstStrip + 16;
8ff54bb6	158	Int_t iStripCircuit = 0;
7103ac2d	159
	160	FillXstrips(icol, iFirstStrip, iLastStrip,
	161	iStripCircuit, fYpos11[fCurrentLocalBoard]);
8ff54bb6	162
	163	//--- second plane
	164	ichamber = 12;
7103ac2d	165	fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);
	166
	167	fCurrentSeg = AliMpSegmentation::Instance()
	168	->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));
8ff54bb6	169
8ff54bb6	170	// second plane middle part
7103ac2d	171	Int_t iFirstStripMiddle = FirstStrip(localBoard);
	172	Int_t iLastStripMiddle = iFirstStrip + 16;
	173	iStripCircuit = 8;
	174
	175	FillXstrips(icol, iFirstStripMiddle, iLastStripMiddle,
	176	iStripCircuit, fYpos21[fCurrentLocalBoard]);
8ff54bb6	177
	178	// second plane upper part
	179	if (zeroUp == 0) { // something up
	180	Int_t iFirstStripUp;
	181	Int_t iLastStripUp;
7103ac2d	182	Int_t icolUp = icol;
7103ac2d	183
8ff54bb6	184	// check if we need to move to another detElemId
7103ac2d	185	AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(icol-1,iLastStripMiddle+1),kFALSE);
7103ac2d	186
8ff54bb6	187	if (pad.IsValid()) { // upper strips within same detElemId
8ff54bb6	188	iFirstStripUp = iLastStripMiddle;
7103ac2d	189	iLastStripUp = iFirstStripUp + 8;
7103ac2d	190
8ff54bb6	191	} else { // upper strips in another detElemId
7103ac2d	192	fCurrentDetElem = AliMpDDLStore::Instance()->
	193	GetNextDEfromLocalBoard(fCurrentLocalBoard, ichamber);
	194
	195	fCurrentSeg = AliMpSegmentation::Instance()
	196	->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));
8ff54bb6	197
8ff54bb6	198	iFirstStripUp = 0;
7103ac2d	199	iLastStripUp = iFirstStripUp + 8;
8ff54bb6	200	if (iline == 4) icolUp = icol - 1; // special case
	201	if (iline == 5) icolUp = icol + 1; // special case
	202	}
	203
7103ac2d	204	iStripCircuit = 24;
	205	FillXstrips(icolUp, iFirstStripUp, iLastStripUp,
	206	iStripCircuit, fYpos21[fCurrentLocalBoard]);
8ff54bb6	207
8ff54bb6	208	// fill strip between middle and upper part
7103ac2d	209	fYpos21[fCurrentLocalBoard][47] = (fYpos21[fCurrentLocalBoard][46] +
7103ac2d	210	fYpos21[fCurrentLocalBoard][48])/2.;
8ff54bb6	211	} // end of something up
	212
	213	// restore current detElemId & segmentation
7103ac2d	214	fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);
	215	fCurrentSeg = AliMpSegmentation::Instance()
	216	->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));
8ff54bb6	217
	218	// second plane lower part
	219	if (zeroDown == 0) { // something down
	220	Int_t iFirstStripDo;
	221	Int_t iLastStripDo;
7103ac2d	222	Int_t icolDo = icol;
8ff54bb6	223
8ff54bb6	224	// check if we need to move to another detElemId
7103ac2d	225	AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(icol-1,iFirstStripMiddle-1),kFALSE);
8ff54bb6	226	if (pad.IsValid()) { // lower strips within same detElemId
8ff54bb6	227	iFirstStripDo = iFirstStripMiddle - 8;
7103ac2d	228	iLastStripDo = iFirstStripDo + 8;
7103ac2d	229
8ff54bb6	230	} else { // lower strips in another detElemId
7103ac2d	231	fCurrentDetElem = AliMpDDLStore::Instance()
	232	->GetPreviousDEfromLocalBoard(fCurrentLocalBoard, ichamber);
	233
	234	fCurrentSeg = AliMpSegmentation::Instance()
	235	->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));
8ff54bb6	236
8ff54bb6	237	// get iFirstStrip in this module
7103ac2d	238	const AliMpTriggerSegmentation* trig = (AliMpTriggerSegmentation*)(fCurrentSeg);
8ff54bb6	239	const AliMpTrigger* t = trig->Slat();
8ff54bb6	240	const AliMpSlat* slat = t->GetLayer(0);
7103ac2d	241
8ff54bb6	242	if (iline == 5) icolDo = icol + 1; // special case
7103ac2d	243	if (iline == 6) icolDo = icol - 1; // special case
7103ac2d	244
8ff54bb6	245	const AliMpPCB* pcb = slat->GetPCB(icolDo-1);
	246	iFirstStripDo = (pcb->Iymax() + 1) - 8;
	247	iLastStripDo = iFirstStripDo + 8;
	248	}
	249
7103ac2d	250	iStripCircuit = 0;
	251	FillXstrips(icolDo, iFirstStripDo, iLastStripDo,
	252	iStripCircuit, fYpos21[fCurrentLocalBoard]);
8ff54bb6	253
8ff54bb6	254	// fill strip between middle and upper part
7103ac2d	255	fYpos21[fCurrentLocalBoard][15] = (fYpos21[fCurrentLocalBoard][14] +
7103ac2d	256	fYpos21[fCurrentLocalBoard][16])/2.;
8ff54bb6	257	} // end of something down
	258
	259	}
	260
	261	//----------------------------------------------------------------------
7103ac2d	262	void AliMUONTriggerCircuit::FillXstrips(const Int_t icol,
	263	const Int_t iFirstStrip, const Int_t iLastStrip,
	264	Int_t liStripCircuit, TArrayF& ypos)
	265	{
	266	/// fill
	267	Double_t xyGlobal[2] = {0.};
	268	for (Int_t istrip = iFirstStrip; istrip < iLastStrip; ++istrip) {
	269
	270	AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(icol-1,istrip),kTRUE);
	271	if ( !pad.IsValid() ) {
	272	StdoutToAliError(cout << "Pad not found in seg " << endl;
	273	fCurrentSeg->Print();
	274	cout << " ix,iy=" << icol-1 << "," << istrip << endl;
	275	);
	276	}
	277	Float_t yDim = pad.Dimensions().Y(); // half size!
	278
	279	XYGlobal(pad,xyGlobal);
	280
	281	ypos[2*liStripCircuit] = xyGlobal[1];
	282	if (istrip != (iLastStrip - 1)) ypos[2*liStripCircuit+1] = xyGlobal[1] + yDim;
	283	liStripCircuit++;
	284	}
	285	}
	286
	287
	288	//----------------------------------------------------------------------
	289	void AliMUONTriggerCircuit::LoadXPos(AliMpLocalBoard* localBoard)
8ff54bb6	290	{
	291	/// fill fXpos11 -> x position of Y strips for the first plane only
	292	/// fXpos11 contains the x position of Y strip for the current circuit
	293	/// taking into account whether or nor not part(s) of the circuit
	294	/// (middle, up or down) has(have) 16 strips (handdled by means of switchs)
7103ac2d	295
	296	fCurrentLocalBoard = localBoard->GetId();
	297
8ff54bb6	298	Int_t ichamber = 10;
	299	Int_t icathode = 1;
	300
7103ac2d	301	Int_t x2u = localBoard->GetSwitch(AliMpLocalBoard::kX2u);
	302	Int_t x2m = localBoard->GetSwitch(AliMpLocalBoard::kX2m);
	303	Int_t x2d = localBoard->GetSwitch(AliMpLocalBoard::kX2d);
	304	Int_t zeroAllYLSB = localBoard->GetSwitch(AliMpLocalBoard::kZeroAllYLSB);
	305
	306	Int_t iStripCircuit = 0;
	307	Int_t iFirstStrip = 0;
	308	Int_t iLastStrip = 0;
	309	Bool_t doubling = kFALSE;
8ff54bb6	310
7103ac2d	311	Int_t iline = localBoard->GetPosition().GetFirst();
	312	Int_t icol = localBoard->GetPosition().GetSecond();
	313	if ( iline == 5 ) --icol;
8ff54bb6	314
7103ac2d	315	fCurrentDetElem = AliMpDDLStore::Instance()->GetDEfromLocalBoard(fCurrentLocalBoard, ichamber);
	316
	317	fCurrentSeg = AliMpSegmentation::Instance()
	318	->GetMpSegmentation(fCurrentDetElem, AliMp::GetCathodType(icathode));
8ff54bb6	319
8ff54bb6	320	// check if one needs a strip doubling or not
7103ac2d	321	if ( (x2u \|\| x2m \|\| x2d ) && x2m ) doubling = kTRUE;
7103ac2d	322
0d528e1f	323
8ff54bb6	324	// check if one starts at strip = 0 or 8 (boards 26-29 and 143-146)
7103ac2d	325	if (zeroAllYLSB) iStripCircuit = 8;
8ff54bb6	326
8ff54bb6	327	// get iFirstStrip in this module
7103ac2d	328	const AliMpTriggerSegmentation* trig = (AliMpTriggerSegmentation*)(fCurrentSeg);
8ff54bb6	329	const AliMpTrigger* t = trig->Slat();
	330	const AliMpSlat* slat = t->GetLayer(0);
	331
	332	const AliMpPCB* pcb = slat->GetPCB(icol-1);
	333	iFirstStrip = pcb->Ixmin();
	334
7103ac2d	335
0d528e1f	336	if (doubling \|\| zeroAllYLSB == 1) iLastStrip = iFirstStrip + 8;
8ff54bb6	337	else iLastStrip = iFirstStrip + 16;
8ff54bb6	338
7103ac2d	339	FillYstrips(iFirstStrip, iLastStrip, iStripCircuit, doubling);
8ff54bb6	340	}
	341
	342	//----------------------------------------------------------------------
7103ac2d	343	void AliMUONTriggerCircuit::FillYstrips(const Int_t iFirstStrip, const Int_t iLastStrip,
	344	Int_t liStripCircuit,
	345	const Bool_t doubling)
8ff54bb6	346	{
8ff54bb6	347	/// fill
7103ac2d	348	Double_t xyGlobal[2] = {0.};
	349
	350	for (Int_t istrip = iFirstStrip; istrip < iLastStrip; ++istrip) {
0d528e1f	351
7103ac2d	352	AliMpPad pad = fCurrentSeg->PadByIndices(AliMpIntPair(istrip,0),kTRUE);
0d528e1f	353
8ff54bb6	354	if ( !pad.IsValid() )
	355	{
	356	StdoutToAliError(cout << "Pad not found in seg " << endl;
7103ac2d	357	fCurrentSeg->Print();
8ff54bb6	358	cout << " ix,iy=" << istrip << "," << 0 << endl;
	359	);
	360	}
7103ac2d	361	Float_t xDim = pad.Dimensions().X(); // half size!
8ff54bb6	362
7103ac2d	363	XYGlobal(pad,xyGlobal);
8ff54bb6	364
7103ac2d	365	if (!doubling) {
	366	fXpos11[fCurrentLocalBoard].AddAt(xyGlobal[0], liStripCircuit);
	367	} else if (doubling) {
	368
	369	fXpos11[fCurrentLocalBoard].AddAt(TMath::Sign(1.,xyGlobal[0]) *
	370	(TMath::Abs(xyGlobal[0]) - xDim/2.), 2*liStripCircuit);
	371
	372	fXpos11[fCurrentLocalBoard].AddAt(TMath::Sign(1.,xyGlobal[0]) *
	373	(TMath::Abs(fXpos11[fCurrentLocalBoard][2*liStripCircuit]) + xDim),
	374	2*liStripCircuit + 1);
	375	}
	376
8ff54bb6	377	liStripCircuit++;
	378	}
	379	}
	380
	381	//----------------------------------------------------------------------
7103ac2d	382	void AliMUONTriggerCircuit::XYGlobal(const AliMpPad& pad,
7103ac2d	383	Double_t* xyGlobal)
8ff54bb6	384	{
7103ac2d	385	/// returns pad x & y positions and x & y pad dimensions in global coordinates
7103ac2d	386	/// note: no need for transformation for pad dimensions
8ff54bb6	387
7103ac2d	388	// get the pad position and dimensions
	389	Double_t xl1 = pad.Position().X();
	390	Double_t yl1 = pad.Position().Y();
	391	Double_t zg1 = 0;
	392
	393	// positions from local to global
	394	fTransformer->Local2Global(fCurrentDetElem, xl1, yl1, 0,
	395	xyGlobal[0], xyGlobal[1], zg1);
8ff54bb6	396	}
7103ac2d	397
8ff54bb6	398
8ff54bb6	399	//----------------------------------------------------------------------
7103ac2d	400	//--- methods which return member data related info
	401	//----------------------------------------------------------------------
	402	Float_t AliMUONTriggerCircuit::GetY11Pos(Int_t localBoardId, Int_t istrip) const
8ff54bb6	403	{
7103ac2d	404	/// returns Y position of X strip istrip in MC11
7103ac2d	405	return fYpos11[localBoardId][istrip];
8ff54bb6	406	}
8ff54bb6	407	//----------------------------------------------------------------------
7103ac2d	408	Float_t AliMUONTriggerCircuit::GetY21Pos(Int_t localBoardId, Int_t istrip) const
8ff54bb6	409	{
7103ac2d	410	/// returns Y position of X strip istrip in MC21
7103ac2d	411	return fYpos21[localBoardId][istrip];
8ff54bb6	412	}
8ff54bb6	413	//----------------------------------------------------------------------
7103ac2d	414	Float_t AliMUONTriggerCircuit::GetX11Pos(Int_t localBoardId, Int_t istrip) const
8ff54bb6	415	{
7103ac2d	416	/// returns X position of Y strip istrip in MC11
7103ac2d	417	return fXpos11[localBoardId][istrip];
8ff54bb6	418	}
	419
	420	//----------------------------------------------------------------------
7103ac2d	421	Int_t AliMUONTriggerCircuit::FirstStrip(AliMpLocalBoard* localBoard)
8ff54bb6	422	{
	423	/// returns the first strip from mapping for board boardName
	424	/// take care of special case for boards RC1L6B12 & LC1L6B12
	425	Int_t iFirstStrip = -1;
7103ac2d	426	Int_t boardNumber = atoi(localBoard->GetName()+6);
	427
	428	Int_t iline = localBoard->GetPosition().GetFirst();
	429	Int_t icol = localBoard->GetPosition().GetSecond();
	430	if ( iline == 5 ) --icol;
	431
8ff54bb6	432	switch (boardNumber)
	433	{
	434	case 12:
	435	iFirstStrip = 0;
	436	break;
	437	case 34:
	438	iFirstStrip = 16;
	439	break;
	440	case 56:
	441	iFirstStrip = 32;
	442	break;
	443	case 78:
	444	iFirstStrip = 48;
	445	break;
	446	}
7103ac2d	447	if (icol == 1 && iline == 6) iFirstStrip += 16; // special case
8ff54bb6	448	return iFirstStrip;
	449	}
	450