[u/mrichter/AliRoot.git] / EVE / EveDet / AliEveMUONChamberData.cxx

// $Id$
// Main authors: Matevz Tadel & Alja Mrak-Tadel & Bogdan Vulpescu: 2006, 2007

/**************************************************************************
 * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
 * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for          *
 * full copyright notice.                                                 *
 **************************************************************************/

#include "AliEveMUONChamberData.h"

#include <AliMUONGeometryTransformer.h>
#include <mapping/AliMpDEIterator.h>
#include <mapping/AliMpSector.h>
#include <mapping/AliMpPad.h>
#include <mapping/AliMpSegmentation.h>

#include <TVector2.h>

#include <EveBase/AliEveEventManager.h>

///////////////////////////////////////////////////////////////////////////////
///
/// AliEveMUONChamberData: geometry and digits
///
///////////////////////////////////////////////////////////////////////////////


ClassImp(AliEveMUONChamberData)

AliMUONGeometryTransformer* AliEveMUONChamberData::fgTransformer = 0;

//______________________________________________________________________________
AliEveMUONChamberData::AliEveMUONChamberData(Int_t chamber) :
  TObject(),
  fChamberID(0),
  fNDetElem(0),
  fNDigits(0),
  fNClusters(0),
  fNHits(0)
{
  //
  // constructor
  //

  fChamberID = chamber;
  fNDetElem  = 0;
  fNDigits   = 0;
  fNClusters = 0;
  fNHits     = 0;

  for (Int_t i = 0; i < 26; i++) {
    for (Int_t j = 0; j < 4; j++) {
      fFrameCoord[i][j] = 0.0;
    }
  }
  for (Int_t i = 0; i < 7*4096; i++) {
    fDigitBuffer[i] = 0.0;
  }
  for (Int_t i = 0; i < 5*256; i++) {
    fClusterBuffer[i] = 0.0;
  }
  for (Int_t i = 0; i < 3*256; i++) {
    fHitBuffer[i] = 0.0;
  }

  for (Int_t i = 0; i < 3; i++) {
    fChamberBox[i*2  ] = +9999;
    fChamberBox[i*2+1] = -9999;
  }

  if (fgTransformer == 0) {
    AliEveEventManager::AssertGeometry();
    fgTransformer = new AliMUONGeometryTransformer();
    fgTransformer->LoadGeometryData();
  }

  Init(chamber);
}

//______________________________________________________________________________
AliEveMUONChamberData::~AliEveMUONChamberData()
{
  //
  // destructor
  //

}

//______________________________________________________________________________
void AliEveMUONChamberData::DropData()
{
  //
  // release the chamber data
  //

  fNDigits   = 0;
  fNClusters = 0;
  fNHits     = 0;

  return;

}

//______________________________________________________________________________
void AliEveMUONChamberData::Init(Int_t chamber)
{
  //
  // initialize the drawing coordinates of the chamber
  //

  Float_t locP[3], gloP[3], locD[3], gloD[3];
  Float_t deltax, deltay;
  AliMpDEIterator it;
  const AliMpVSegmentation *vseg;
  const AliMpSector *sector;
  TVector2 position;
  TVector2 dimension;

  for ( it.First(chamber); ! it.IsDone(); it.Next() ) {

    Int_t detElemId = it.CurrentDEId();

    if (chamber < 4) {

      sector = AliMpSegmentation::Instance()->GetSector(detElemId,AliMp::kCath0);

      position  = sector->Position();
      dimension = sector->Dimensions(); // half length

      locP[0] =  position.Px();
      locP[1] =  position.Py();
      locD[0] =  dimension.Px() * 2.;
      locD[1] =  dimension.Py() * 2.;

      locP[2] = 0.0;
      locD[2] = 0.0;

      fgTransformer->Local2Global(detElemId,
				  locP[0], locP[1], locP[2],
				  gloP[0], gloP[1], gloP[2]);

      fgTransformer->Local2Global(detElemId,
				  locD[0], locD[1], locD[2],
				  gloD[0], gloD[1], gloD[2]);

      fFrameCoord[fNDetElem][0] = gloP[0];
      fFrameCoord[fNDetElem][1] = gloP[1];
      fFrameCoord[fNDetElem][2] = gloD[0];
      fFrameCoord[fNDetElem][3] = gloD[1];
      fFrameCoord[fNDetElem][4] = gloP[2]; // Z position

      fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]-gloD[0]);
      fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]+gloD[0]);
      fChamberBox[2] = TMath::Min(fChamberBox[2],gloP[1]-gloD[1]);
      fChamberBox[3] = TMath::Max(fChamberBox[3],gloP[1]+gloD[1]);
      fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
      fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);

    } else {

//      if (!fgSegmentation->HasDE(detElemId)) {
//	printf("Segmentation has no %d detElemId! \n",detElemId);
//	continue;
//      }

      vseg = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath0);

      if (vseg == 0) {
	printf("No MpVSegmentation for %d detElemId! \n",detElemId);
	continue;
      }

      deltax = vseg->Dimensions().X();
      deltay = vseg->Dimensions().Y();
      locP[0] =  -deltax;
      locP[1] =  -deltay;
      locD[0] =  +deltax;
      locD[1] =  +deltay;

      locP[2] = 0.0;
      locD[2] = 0.0;

      fgTransformer->Local2Global(detElemId,
				  locP[0], locP[1], locP[2],
				  gloP[0], gloP[1], gloP[2]);

      fgTransformer->Local2Global(detElemId,
				  locD[0], locD[1], locD[2],
				  gloD[0], gloD[1], gloD[2]);

      fFrameCoord[fNDetElem][0] = gloP[0];
      fFrameCoord[fNDetElem][1] = gloP[1];
      fFrameCoord[fNDetElem][2] = gloD[0];
      fFrameCoord[fNDetElem][3] = gloD[1];
      fFrameCoord[fNDetElem][4] = gloP[2]; // Z position

      fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]);
      fChamberBox[0] = TMath::Min(fChamberBox[0],gloD[0]);
      fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]);
      fChamberBox[1] = TMath::Max(fChamberBox[1],gloD[0]);
      fChamberBox[2] = TMath::Min(fChamberBox[0],gloP[1]);
      fChamberBox[2] = TMath::Min(fChamberBox[0],gloD[1]);
      fChamberBox[3] = TMath::Max(fChamberBox[1],gloP[1]);
      fChamberBox[3] = TMath::Max(fChamberBox[1],gloD[1]);
      fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
      fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);

    }

    fNDetElem++;

  }  // end detElemId loop

}

//______________________________________________________________________________
void AliEveMUONChamberData::RegisterDigit(Int_t detElemId, Int_t cathode, Int_t ix, Int_t iy, Int_t charge)
{
  //
  // add a digit to this chamber
  //

  if ((fNDigits/7) == (4096-1)) return;

  Float_t locP[3], gloP[3], locD[3], gloD[3];

  const AliMpVSegmentation* vseg = AliMpSegmentation::Instance()
    ->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode));

  AliMpPad pad = vseg->PadByIndices(AliMpIntPair(ix,iy),kTRUE);

  locP[0] = pad.Position().X();
  locP[1] = pad.Position().Y();
  locD[0] = pad.Dimensions().X();
  locD[1] = pad.Dimensions().Y();

  locP[2] = 0.0;
  locD[2] = 0.0;

  fgTransformer->Local2Global(detElemId,
			      locP[0], locP[1], locP[2],
			      gloP[0], gloP[1], gloP[2]);

  gloD[0] = locD[0];
  gloD[1] = locD[1];
  gloD[2] = gloP[2];

  if (cathode == 0) gloP[2] += 0.1;
  if (cathode == 1) gloP[2] -= 0.1;

  fDigitBuffer[fNDigits  ] = gloP[0];
  fDigitBuffer[fNDigits+1] = gloP[1];
  fDigitBuffer[fNDigits+2] = gloD[0];
  fDigitBuffer[fNDigits+3] = gloD[1];
  fDigitBuffer[fNDigits+4] = gloP[2];
  fDigitBuffer[fNDigits+5] = charge;
  fDigitBuffer[fNDigits+6] = cathode;

  fNDigits += 7;

}

//______________________________________________________________________________
void AliEveMUONChamberData::RegisterCluster(Int_t /*detElemId*/, Int_t cathode, Float_t clsX, Float_t clsY, Float_t clsZ, Float_t charge)
{
  //
  // add a reconstructed point (cluster) to this chamber
  //
  // identical clusters are registered for both cathode planes ...
  //

  if ((fNClusters/5) == (256-1)) return;

  fClusterBuffer[fNClusters  ] = clsX;
  fClusterBuffer[fNClusters+1] = clsY;
  fClusterBuffer[fNClusters+2] = clsZ;
  fClusterBuffer[fNClusters+3] = charge;
  fClusterBuffer[fNClusters+4] = cathode;

  fNClusters += 5;

}

//______________________________________________________________________________
void AliEveMUONChamberData::RegisterHit(Int_t /*detElemId*/, Float_t hitX, Float_t hitY, Float_t hitZ)
{
  //
  // add a simulation hit to this chamber
  //

  if ((fNHits/3) == (256-1)) return;

  fHitBuffer[fNHits  ] = hitX;
  fHitBuffer[fNHits+1] = hitY;
  fHitBuffer[fNHits+2] = hitZ;

  fNHits += 3;

}
Commit	Line	Data
d810d0de	1	// $Id$
fafff680	2	// Main authors: Matevz Tadel & Alja Mrak-Tadel & Bogdan Vulpescu: 2006, 2007
d810d0de	3
	4	/**************************************************************************
	5	* Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
	6	* See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for *
51346b82	7	* full copyright notice. *
d810d0de	8	**************************************************************************/
cb4245bb	9
d810d0de	10	#include "AliEveMUONChamberData.h"
3626c858	11
3626c858	12	#include <AliMUONGeometryTransformer.h>
3626c858	13	#include <mapping/AliMpDEIterator.h>
3626c858	14	#include <mapping/AliMpSector.h>
3626c858	15	#include <mapping/AliMpPad.h>
3626c858	16	#include <mapping/AliMpSegmentation.h>
3626c858	17
3626c858	18	#include <TVector2.h>
3626c858	19
707b281a	20	#include <EveBase/AliEveEventManager.h>
2674c15a	21
3626c858	22	///////////////////////////////////////////////////////////////////////////////
3626c858	23	///
d810d0de	24	/// AliEveMUONChamberData: geometry and digits
3626c858	25	///
3626c858	26	///////////////////////////////////////////////////////////////////////////////
3626c858	27
3626c858	28
d810d0de	29	ClassImp(AliEveMUONChamberData)
	30
	31	AliMUONGeometryTransformer* AliEveMUONChamberData::fgTransformer = 0;
3626c858	32
57ffa5fb	33	//______________________________________________________________________________
fd31e9de	34	AliEveMUONChamberData::AliEveMUONChamberData(Int_t chamber) :
fd31e9de	35	TObject(),
c76ea574	36	fChamberID(0),
	37	fNDetElem(0),
	38	fNDigits(0),
	39	fNClusters(0),
fd31e9de	40	fNHits(0)
3626c858	41	{
	42	//
	43	// constructor
	44	//
	45
	46	fChamberID = chamber;
	47	fNDetElem = 0;
	48	fNDigits = 0;
eadce74d	49	fNClusters = 0;
	50	fNHits = 0;
	51
3626c858	52	for (Int_t i = 0; i < 26; i++) {
	53	for (Int_t j = 0; j < 4; j++) {
	54	fFrameCoord[i][j] = 0.0;
	55	}
	56	}
	57	for (Int_t i = 0; i < 7*4096; i++) {
	58	fDigitBuffer[i] = 0.0;
	59	}
cef26510	60	for (Int_t i = 0; i < 5*256; i++) {
eadce74d	61	fClusterBuffer[i] = 0.0;
eadce74d	62	}
cef26510	63	for (Int_t i = 0; i < 3*256; i++) {
eadce74d	64	fHitBuffer[i] = 0.0;
eadce74d	65	}
3626c858	66
	67	for (Int_t i = 0; i < 3; i++) {
	68	fChamberBox[i*2 ] = +9999;
	69	fChamberBox[i*2+1] = -9999;
	70	}
	71
8d33d1c2	72	if (fgTransformer == 0) {
b642f9a5	73	AliEveEventManager::AssertGeometry();
66e5f12c	74	fgTransformer = new AliMUONGeometryTransformer();
b642f9a5	75	fgTransformer->LoadGeometryData();
3626c858	76	}
	77
	78	Init(chamber);
3626c858	79	}
3626c858	80
57ffa5fb	81	//______________________________________________________________________________
d810d0de	82	AliEveMUONChamberData::~AliEveMUONChamberData()
3626c858	83	{
	84	//
	85	// destructor
	86	//
	87
	88	}
	89
57ffa5fb	90	//______________________________________________________________________________
d810d0de	91	void AliEveMUONChamberData::DropData()
3626c858	92	{
	93	//
	94	// release the chamber data
	95	//
	96
eadce74d	97	fNDigits = 0;
	98	fNClusters = 0;
	99	fNHits = 0;
	100
3626c858	101	return;
	102
	103	}
	104
57ffa5fb	105	//______________________________________________________________________________
d810d0de	106	void AliEveMUONChamberData::Init(Int_t chamber)
3626c858	107	{
	108	//
	109	// initialize the drawing coordinates of the chamber
	110	//
	111
	112	Float_t locP[3], gloP[3], locD[3], gloD[3];
	113	Float_t deltax, deltay;
	114	AliMpDEIterator it;
	115	const AliMpVSegmentation *vseg;
3626c858	116	const AliMpSector *sector;
	117	TVector2 position;
	118	TVector2 dimension;
	119
	120	for ( it.First(chamber); ! it.IsDone(); it.Next() ) {
	121
361fa326	122	Int_t detElemId = it.CurrentDEId();
3626c858	123
	124	if (chamber < 4) {
	125
9f147efe	126	sector = AliMpSegmentation::Instance()->GetSector(detElemId,AliMp::kCath0);
51346b82	127
51346b82	128	position = sector->Position();
3626c858	129	dimension = sector->Dimensions(); // half length
51346b82	130
3626c858	131	locP[0] = position.Px();
	132	locP[1] = position.Py();
	133	locD[0] = dimension.Px() * 2.;
	134	locD[1] = dimension.Py() * 2.;
51346b82	135
3626c858	136	locP[2] = 0.0;
	137	locD[2] = 0.0;
	138
51346b82	139	fgTransformer->Local2Global(detElemId,
51346b82	140	locP[0], locP[1], locP[2],
3626c858	141	gloP[0], gloP[1], gloP[2]);
51346b82	142
3626c858	143	fgTransformer->Local2Global(detElemId,
51346b82	144	locD[0], locD[1], locD[2],
3626c858	145	gloD[0], gloD[1], gloD[2]);
51346b82	146
	147	fFrameCoord[fNDetElem][0] = gloP[0];
	148	fFrameCoord[fNDetElem][1] = gloP[1];
	149	fFrameCoord[fNDetElem][2] = gloD[0];
	150	fFrameCoord[fNDetElem][3] = gloD[1];
3626c858	151	fFrameCoord[fNDetElem][4] = gloP[2]; // Z position
	152
	153	fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]-gloD[0]);
	154	fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]+gloD[0]);
	155	fChamberBox[2] = TMath::Min(fChamberBox[2],gloP[1]-gloD[1]);
	156	fChamberBox[3] = TMath::Max(fChamberBox[3],gloP[1]+gloD[1]);
	157	fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
	158	fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);
51346b82	159
3626c858	160	} else {
3626c858	161
8d33d1c2	162	// if (!fgSegmentation->HasDE(detElemId)) {
	163	// printf("Segmentation has no %d detElemId! \n",detElemId);
	164	// continue;
	165	// }
3626c858	166
361fa326	167	vseg = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath0);
3626c858	168
	169	if (vseg == 0) {
	170	printf("No MpVSegmentation for %d detElemId! \n",detElemId);
	171	continue;
	172	}
	173
	174	deltax = vseg->Dimensions().X();
	175	deltay = vseg->Dimensions().Y();
	176	locP[0] = -deltax;
	177	locP[1] = -deltay;
	178	locD[0] = +deltax;
	179	locD[1] = +deltay;
	180
	181	locP[2] = 0.0;
	182	locD[2] = 0.0;
	183
51346b82	184	fgTransformer->Local2Global(detElemId,
51346b82	185	locP[0], locP[1], locP[2],
3626c858	186	gloP[0], gloP[1], gloP[2]);
51346b82	187
3626c858	188	fgTransformer->Local2Global(detElemId,
51346b82	189	locD[0], locD[1], locD[2],
3626c858	190	gloD[0], gloD[1], gloD[2]);
51346b82	191
	192	fFrameCoord[fNDetElem][0] = gloP[0];
	193	fFrameCoord[fNDetElem][1] = gloP[1];
	194	fFrameCoord[fNDetElem][2] = gloD[0];
	195	fFrameCoord[fNDetElem][3] = gloD[1];
3626c858	196	fFrameCoord[fNDetElem][4] = gloP[2]; // Z position
	197
	198	fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]);
	199	fChamberBox[0] = TMath::Min(fChamberBox[0],gloD[0]);
	200	fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]);
	201	fChamberBox[1] = TMath::Max(fChamberBox[1],gloD[0]);
	202	fChamberBox[2] = TMath::Min(fChamberBox[0],gloP[1]);
	203	fChamberBox[2] = TMath::Min(fChamberBox[0],gloD[1]);
	204	fChamberBox[3] = TMath::Max(fChamberBox[1],gloP[1]);
	205	fChamberBox[3] = TMath::Max(fChamberBox[1],gloD[1]);
	206	fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
	207	fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);
51346b82	208
3626c858	209	}
	210
	211	fNDetElem++;
	212
	213	} // end detElemId loop
	214
3626c858	215	}
3626c858	216
57ffa5fb	217	//______________________________________________________________________________
d810d0de	218	void AliEveMUONChamberData::RegisterDigit(Int_t detElemId, Int_t cathode, Int_t ix, Int_t iy, Int_t charge)
3626c858	219	{
	220	//
	221	// add a digit to this chamber
	222	//
	223
cef26510	224	if ((fNDigits/7) == (4096-1)) return;
cef26510	225
3626c858	226	Float_t locP[3], gloP[3], locD[3], gloD[3];
3626c858	227
361fa326	228	const AliMpVSegmentation* vseg = AliMpSegmentation::Instance()
361fa326	229	->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode));
3626c858	230
3626c858	231	AliMpPad pad = vseg->PadByIndices(AliMpIntPair(ix,iy),kTRUE);
51346b82	232
3626c858	233	locP[0] = pad.Position().X();
	234	locP[1] = pad.Position().Y();
	235	locD[0] = pad.Dimensions().X();
	236	locD[1] = pad.Dimensions().Y();
51346b82	237
3626c858	238	locP[2] = 0.0;
	239	locD[2] = 0.0;
	240
51346b82	241	fgTransformer->Local2Global(detElemId,
51346b82	242	locP[0], locP[1], locP[2],
3626c858	243	gloP[0], gloP[1], gloP[2]);
51346b82	244
3626c858	245	gloD[0] = locD[0];
	246	gloD[1] = locD[1];
	247	gloD[2] = gloP[2];
	248
3626c858	249	if (cathode == 0) gloP[2] += 0.1;
	250	if (cathode == 1) gloP[2] -= 0.1;
	251
	252	fDigitBuffer[fNDigits ] = gloP[0];
	253	fDigitBuffer[fNDigits+1] = gloP[1];
	254	fDigitBuffer[fNDigits+2] = gloD[0];
	255	fDigitBuffer[fNDigits+3] = gloD[1];
	256	fDigitBuffer[fNDigits+4] = gloP[2];
	257	fDigitBuffer[fNDigits+5] = charge;
	258	fDigitBuffer[fNDigits+6] = cathode;
	259
	260	fNDigits += 7;
cef26510	261
eadce74d	262	}
eadce74d	263
57ffa5fb	264	//______________________________________________________________________________
d810d0de	265	void AliEveMUONChamberData::RegisterCluster(Int_t /detElemId/, Int_t cathode, Float_t clsX, Float_t clsY, Float_t clsZ, Float_t charge)
eadce74d	266	{
	267	//
	268	// add a reconstructed point (cluster) to this chamber
	269	//
	270	// identical clusters are registered for both cathode planes ...
	271	//
	272
cef26510	273	if ((fNClusters/5) == (256-1)) return;
cef26510	274
eadce74d	275	fClusterBuffer[fNClusters ] = clsX;
	276	fClusterBuffer[fNClusters+1] = clsY;
	277	fClusterBuffer[fNClusters+2] = clsZ;
	278	fClusterBuffer[fNClusters+3] = charge;
	279	fClusterBuffer[fNClusters+4] = cathode;
	280
	281	fNClusters += 5;
	282
eadce74d	283	}
eadce74d	284
57ffa5fb	285	//______________________________________________________________________________
d810d0de	286	void AliEveMUONChamberData::RegisterHit(Int_t /detElemId/, Float_t hitX, Float_t hitY, Float_t hitZ)
eadce74d	287	{
	288	//
	289	// add a simulation hit to this chamber
	290	//
	291
cef26510	292	if ((fNHits/3) == (256-1)) return;
cef26510	293
eadce74d	294	fHitBuffer[fNHits ] = hitX;
	295	fHitBuffer[fNHits+1] = hitY;
	296	fHitBuffer[fNHits+2] = hitZ;
	297
eadce74d	298	fNHits += 3;
3626c858	299
3626c858	300	}