[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 "AliMpVSegmentation.h"
#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
812e34d8	10	#include "AliMpVSegmentation.h"
d810d0de	11	#include "AliEveMUONChamberData.h"
3626c858	12
3626c858	13	#include <AliMUONGeometryTransformer.h>
3626c858	14	#include <mapping/AliMpDEIterator.h>
3626c858	15	#include <mapping/AliMpSector.h>
3626c858	16	#include <mapping/AliMpPad.h>
3626c858	17	#include <mapping/AliMpSegmentation.h>
3626c858	18
3626c858	19	#include <TVector2.h>
3626c858	20
707b281a	21	#include <EveBase/AliEveEventManager.h>
2674c15a	22
3626c858	23	///////////////////////////////////////////////////////////////////////////////
3626c858	24	///
d810d0de	25	/// AliEveMUONChamberData: geometry and digits
3626c858	26	///
3626c858	27	///////////////////////////////////////////////////////////////////////////////
3626c858	28
3626c858	29
d810d0de	30	ClassImp(AliEveMUONChamberData)
	31
	32	AliMUONGeometryTransformer* AliEveMUONChamberData::fgTransformer = 0;
3626c858	33
57ffa5fb	34	//______________________________________________________________________________
fd31e9de	35	AliEveMUONChamberData::AliEveMUONChamberData(Int_t chamber) :
fd31e9de	36	TObject(),
c76ea574	37	fChamberID(0),
	38	fNDetElem(0),
	39	fNDigits(0),
	40	fNClusters(0),
fd31e9de	41	fNHits(0)
3626c858	42	{
	43	//
	44	// constructor
	45	//
	46
	47	fChamberID = chamber;
	48	fNDetElem = 0;
	49	fNDigits = 0;
eadce74d	50	fNClusters = 0;
	51	fNHits = 0;
	52
3626c858	53	for (Int_t i = 0; i < 26; i++) {
	54	for (Int_t j = 0; j < 4; j++) {
	55	fFrameCoord[i][j] = 0.0;
	56	}
	57	}
	58	for (Int_t i = 0; i < 7*4096; i++) {
	59	fDigitBuffer[i] = 0.0;
	60	}
cef26510	61	for (Int_t i = 0; i < 5*256; i++) {
eadce74d	62	fClusterBuffer[i] = 0.0;
eadce74d	63	}
cef26510	64	for (Int_t i = 0; i < 3*256; i++) {
eadce74d	65	fHitBuffer[i] = 0.0;
eadce74d	66	}
3626c858	67
	68	for (Int_t i = 0; i < 3; i++) {
	69	fChamberBox[i*2 ] = +9999;
	70	fChamberBox[i*2+1] = -9999;
	71	}
	72
8d33d1c2	73	if (fgTransformer == 0) {
b642f9a5	74	AliEveEventManager::AssertGeometry();
66e5f12c	75	fgTransformer = new AliMUONGeometryTransformer();
b642f9a5	76	fgTransformer->LoadGeometryData();
3626c858	77	}
	78
	79	Init(chamber);
3626c858	80	}
3626c858	81
57ffa5fb	82	//______________________________________________________________________________
d810d0de	83	AliEveMUONChamberData::~AliEveMUONChamberData()
3626c858	84	{
	85	//
	86	// destructor
	87	//
	88
	89	}
	90
57ffa5fb	91	//______________________________________________________________________________
d810d0de	92	void AliEveMUONChamberData::DropData()
3626c858	93	{
	94	//
	95	// release the chamber data
	96	//
	97
eadce74d	98	fNDigits = 0;
	99	fNClusters = 0;
	100	fNHits = 0;
	101
3626c858	102	return;
	103
	104	}
	105
57ffa5fb	106	//______________________________________________________________________________
d810d0de	107	void AliEveMUONChamberData::Init(Int_t chamber)
3626c858	108	{
	109	//
	110	// initialize the drawing coordinates of the chamber
	111	//
	112
	113	Float_t locP[3], gloP[3], locD[3], gloD[3];
	114	Float_t deltax, deltay;
	115	AliMpDEIterator it;
	116	const AliMpVSegmentation *vseg;
3626c858	117	const AliMpSector *sector;
	118	TVector2 position;
	119	TVector2 dimension;
	120
	121	for ( it.First(chamber); ! it.IsDone(); it.Next() ) {
	122
361fa326	123	Int_t detElemId = it.CurrentDEId();
3626c858	124
	125	if (chamber < 4) {
	126
9f147efe	127	sector = AliMpSegmentation::Instance()->GetSector(detElemId,AliMp::kCath0);
51346b82	128
51346b82	129	position = sector->Position();
3626c858	130	dimension = sector->Dimensions(); // half length
51346b82	131
3626c858	132	locP[0] = position.Px();
	133	locP[1] = position.Py();
	134	locD[0] = dimension.Px() * 2.;
	135	locD[1] = dimension.Py() * 2.;
51346b82	136
3626c858	137	locP[2] = 0.0;
	138	locD[2] = 0.0;
	139
51346b82	140	fgTransformer->Local2Global(detElemId,
51346b82	141	locP[0], locP[1], locP[2],
3626c858	142	gloP[0], gloP[1], gloP[2]);
51346b82	143
3626c858	144	fgTransformer->Local2Global(detElemId,
51346b82	145	locD[0], locD[1], locD[2],
3626c858	146	gloD[0], gloD[1], gloD[2]);
51346b82	147
	148	fFrameCoord[fNDetElem][0] = gloP[0];
	149	fFrameCoord[fNDetElem][1] = gloP[1];
	150	fFrameCoord[fNDetElem][2] = gloD[0];
	151	fFrameCoord[fNDetElem][3] = gloD[1];
3626c858	152	fFrameCoord[fNDetElem][4] = gloP[2]; // Z position
	153
	154	fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]-gloD[0]);
	155	fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]+gloD[0]);
	156	fChamberBox[2] = TMath::Min(fChamberBox[2],gloP[1]-gloD[1]);
	157	fChamberBox[3] = TMath::Max(fChamberBox[3],gloP[1]+gloD[1]);
	158	fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
	159	fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);
51346b82	160
3626c858	161	} else {
3626c858	162
8d33d1c2	163	// if (!fgSegmentation->HasDE(detElemId)) {
	164	// printf("Segmentation has no %d detElemId! \n",detElemId);
	165	// continue;
	166	// }
3626c858	167
361fa326	168	vseg = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath0);
3626c858	169
	170	if (vseg == 0) {
	171	printf("No MpVSegmentation for %d detElemId! \n",detElemId);
	172	continue;
	173	}
	174
	175	deltax = vseg->Dimensions().X();
	176	deltay = vseg->Dimensions().Y();
	177	locP[0] = -deltax;
	178	locP[1] = -deltay;
	179	locD[0] = +deltax;
	180	locD[1] = +deltay;
	181
	182	locP[2] = 0.0;
	183	locD[2] = 0.0;
	184
51346b82	185	fgTransformer->Local2Global(detElemId,
51346b82	186	locP[0], locP[1], locP[2],
3626c858	187	gloP[0], gloP[1], gloP[2]);
51346b82	188
3626c858	189	fgTransformer->Local2Global(detElemId,
51346b82	190	locD[0], locD[1], locD[2],
3626c858	191	gloD[0], gloD[1], gloD[2]);
51346b82	192
	193	fFrameCoord[fNDetElem][0] = gloP[0];
	194	fFrameCoord[fNDetElem][1] = gloP[1];
	195	fFrameCoord[fNDetElem][2] = gloD[0];
	196	fFrameCoord[fNDetElem][3] = gloD[1];
3626c858	197	fFrameCoord[fNDetElem][4] = gloP[2]; // Z position
	198
	199	fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]);
	200	fChamberBox[0] = TMath::Min(fChamberBox[0],gloD[0]);
	201	fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]);
	202	fChamberBox[1] = TMath::Max(fChamberBox[1],gloD[0]);
	203	fChamberBox[2] = TMath::Min(fChamberBox[0],gloP[1]);
	204	fChamberBox[2] = TMath::Min(fChamberBox[0],gloD[1]);
	205	fChamberBox[3] = TMath::Max(fChamberBox[1],gloP[1]);
	206	fChamberBox[3] = TMath::Max(fChamberBox[1],gloD[1]);
	207	fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
	208	fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);
51346b82	209
3626c858	210	}
	211
	212	fNDetElem++;
	213
	214	} // end detElemId loop
	215
3626c858	216	}
3626c858	217
57ffa5fb	218	//______________________________________________________________________________
d810d0de	219	void AliEveMUONChamberData::RegisterDigit(Int_t detElemId, Int_t cathode, Int_t ix, Int_t iy, Int_t charge)
3626c858	220	{
	221	//
	222	// add a digit to this chamber
	223	//
	224
cef26510	225	if ((fNDigits/7) == (4096-1)) return;
cef26510	226
3626c858	227	Float_t locP[3], gloP[3], locD[3], gloD[3];
3626c858	228
361fa326	229	const AliMpVSegmentation* vseg = AliMpSegmentation::Instance()
361fa326	230	->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode));
3626c858	231
3626c858	232	AliMpPad pad = vseg->PadByIndices(AliMpIntPair(ix,iy),kTRUE);
51346b82	233
3626c858	234	locP[0] = pad.Position().X();
	235	locP[1] = pad.Position().Y();
	236	locD[0] = pad.Dimensions().X();
	237	locD[1] = pad.Dimensions().Y();
51346b82	238
3626c858	239	locP[2] = 0.0;
	240	locD[2] = 0.0;
	241
51346b82	242	fgTransformer->Local2Global(detElemId,
51346b82	243	locP[0], locP[1], locP[2],
3626c858	244	gloP[0], gloP[1], gloP[2]);
51346b82	245
3626c858	246	gloD[0] = locD[0];
	247	gloD[1] = locD[1];
	248	gloD[2] = gloP[2];
	249
3626c858	250	if (cathode == 0) gloP[2] += 0.1;
	251	if (cathode == 1) gloP[2] -= 0.1;
	252
	253	fDigitBuffer[fNDigits ] = gloP[0];
	254	fDigitBuffer[fNDigits+1] = gloP[1];
	255	fDigitBuffer[fNDigits+2] = gloD[0];
	256	fDigitBuffer[fNDigits+3] = gloD[1];
	257	fDigitBuffer[fNDigits+4] = gloP[2];
	258	fDigitBuffer[fNDigits+5] = charge;
	259	fDigitBuffer[fNDigits+6] = cathode;
	260
	261	fNDigits += 7;
cef26510	262
eadce74d	263	}
eadce74d	264
57ffa5fb	265	//______________________________________________________________________________
d810d0de	266	void AliEveMUONChamberData::RegisterCluster(Int_t /detElemId/, Int_t cathode, Float_t clsX, Float_t clsY, Float_t clsZ, Float_t charge)
eadce74d	267	{
	268	//
	269	// add a reconstructed point (cluster) to this chamber
	270	//
	271	// identical clusters are registered for both cathode planes ...
	272	//
	273
cef26510	274	if ((fNClusters/5) == (256-1)) return;
cef26510	275
eadce74d	276	fClusterBuffer[fNClusters ] = clsX;
	277	fClusterBuffer[fNClusters+1] = clsY;
	278	fClusterBuffer[fNClusters+2] = clsZ;
	279	fClusterBuffer[fNClusters+3] = charge;
	280	fClusterBuffer[fNClusters+4] = cathode;
	281
	282	fNClusters += 5;
	283
eadce74d	284	}
eadce74d	285
57ffa5fb	286	//______________________________________________________________________________
d810d0de	287	void AliEveMUONChamberData::RegisterHit(Int_t /detElemId/, Float_t hitX, Float_t hitY, Float_t hitZ)
eadce74d	288	{
	289	//
	290	// add a simulation hit to this chamber
	291	//
	292
cef26510	293	if ((fNHits/3) == (256-1)) return;
cef26510	294
eadce74d	295	fHitBuffer[fNHits ] = hitX;
	296	fHitBuffer[fNHits+1] = hitY;
	297	fHitBuffer[fNHits+2] = hitZ;
	298
eadce74d	299	fNHits += 3;
3626c858	300
3626c858	301	}