2 // Main authors: Matevz Tadel & Alja Mrak-Tadel & Bogdan Vulpescu: 2006, 2007
4 /**************************************************************************
5 * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
6 * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for *
7 * full copyright notice. *
8 **************************************************************************/
10 #include "AliEveMUONChamberData.h"
12 #include <AliMUONGeometryTransformer.h>
13 #include <mapping/AliMpDEIterator.h>
14 #include <mapping/AliMpSectorSegmentation.h>
15 #include <mapping/AliMpSector.h>
16 #include <mapping/AliMpPad.h>
17 #include <mapping/AliMpSegmentation.h>
21 #include <EveBase/AliEveEventManager.h>
23 ///////////////////////////////////////////////////////////////////////////////
25 /// AliEveMUONChamberData: geometry and digits
27 ///////////////////////////////////////////////////////////////////////////////
30 ClassImp(AliEveMUONChamberData)
32 AliMUONGeometryTransformer* AliEveMUONChamberData::fgTransformer = 0;
34 //______________________________________________________________________________
35 AliEveMUONChamberData::AliEveMUONChamberData(Int_t chamber) :
53 for (Int_t i = 0; i < 26; i++) {
54 for (Int_t j = 0; j < 4; j++) {
55 fFrameCoord[i][j] = 0.0;
58 for (Int_t i = 0; i < 7*4096; i++) {
59 fDigitBuffer[i] = 0.0;
61 for (Int_t i = 0; i < 5*256; i++) {
62 fClusterBuffer[i] = 0.0;
64 for (Int_t i = 0; i < 3*256; i++) {
68 for (Int_t i = 0; i < 3; i++) {
69 fChamberBox[i*2 ] = +9999;
70 fChamberBox[i*2+1] = -9999;
73 if (fgTransformer == 0) {
74 AliEveEventManager::AssertGeometry();
75 fgTransformer = new AliMUONGeometryTransformer();
76 fgTransformer->LoadGeometryData();
82 //______________________________________________________________________________
83 AliEveMUONChamberData::~AliEveMUONChamberData()
91 //______________________________________________________________________________
92 void AliEveMUONChamberData::DropData()
95 // release the chamber data
106 //______________________________________________________________________________
107 void AliEveMUONChamberData::Init(Int_t chamber)
110 // initialize the drawing coordinates of the chamber
113 Float_t locP[3], gloP[3], locD[3], gloD[3];
114 Float_t deltax, deltay;
116 const AliMpVSegmentation *vseg;
117 const AliMpSectorSegmentation *sseg;
118 const AliMpSector *sector;
122 for ( it.First(chamber); ! it.IsDone(); it.Next() ) {
124 Int_t detElemId = it.CurrentDEId();
128 sseg = (AliMpSectorSegmentation*)
129 AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath0);
130 sector = sseg->GetSector();
132 position = sector->Position();
133 dimension = sector->Dimensions(); // half length
135 locP[0] = position.Px();
136 locP[1] = position.Py();
137 locD[0] = dimension.Px() * 2.;
138 locD[1] = dimension.Py() * 2.;
143 fgTransformer->Local2Global(detElemId,
144 locP[0], locP[1], locP[2],
145 gloP[0], gloP[1], gloP[2]);
147 fgTransformer->Local2Global(detElemId,
148 locD[0], locD[1], locD[2],
149 gloD[0], gloD[1], gloD[2]);
151 fFrameCoord[fNDetElem][0] = gloP[0];
152 fFrameCoord[fNDetElem][1] = gloP[1];
153 fFrameCoord[fNDetElem][2] = gloD[0];
154 fFrameCoord[fNDetElem][3] = gloD[1];
155 fFrameCoord[fNDetElem][4] = gloP[2]; // Z position
157 fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]-gloD[0]);
158 fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]+gloD[0]);
159 fChamberBox[2] = TMath::Min(fChamberBox[2],gloP[1]-gloD[1]);
160 fChamberBox[3] = TMath::Max(fChamberBox[3],gloP[1]+gloD[1]);
161 fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
162 fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);
166 // if (!fgSegmentation->HasDE(detElemId)) {
167 // printf("Segmentation has no %d detElemId! \n",detElemId);
171 vseg = AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath0);
174 printf("No MpVSegmentation for %d detElemId! \n",detElemId);
178 deltax = vseg->Dimensions().X();
179 deltay = vseg->Dimensions().Y();
188 fgTransformer->Local2Global(detElemId,
189 locP[0], locP[1], locP[2],
190 gloP[0], gloP[1], gloP[2]);
192 fgTransformer->Local2Global(detElemId,
193 locD[0], locD[1], locD[2],
194 gloD[0], gloD[1], gloD[2]);
196 fFrameCoord[fNDetElem][0] = gloP[0];
197 fFrameCoord[fNDetElem][1] = gloP[1];
198 fFrameCoord[fNDetElem][2] = gloD[0];
199 fFrameCoord[fNDetElem][3] = gloD[1];
200 fFrameCoord[fNDetElem][4] = gloP[2]; // Z position
202 fChamberBox[0] = TMath::Min(fChamberBox[0],gloP[0]);
203 fChamberBox[0] = TMath::Min(fChamberBox[0],gloD[0]);
204 fChamberBox[1] = TMath::Max(fChamberBox[1],gloP[0]);
205 fChamberBox[1] = TMath::Max(fChamberBox[1],gloD[0]);
206 fChamberBox[2] = TMath::Min(fChamberBox[0],gloP[1]);
207 fChamberBox[2] = TMath::Min(fChamberBox[0],gloD[1]);
208 fChamberBox[3] = TMath::Max(fChamberBox[1],gloP[1]);
209 fChamberBox[3] = TMath::Max(fChamberBox[1],gloD[1]);
210 fChamberBox[4] = TMath::Min(fChamberBox[4],gloP[2]);
211 fChamberBox[5] = TMath::Max(fChamberBox[5],gloP[2]);
217 } // end detElemId loop
221 //______________________________________________________________________________
222 void AliEveMUONChamberData::RegisterDigit(Int_t detElemId, Int_t cathode, Int_t ix, Int_t iy, Int_t charge)
225 // add a digit to this chamber
228 if ((fNDigits/7) == (4096-1)) return;
230 Float_t locP[3], gloP[3], locD[3], gloD[3];
232 const AliMpVSegmentation* vseg = AliMpSegmentation::Instance()
233 ->GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode));
235 AliMpPad pad = vseg->PadByIndices(AliMpIntPair(ix,iy),kTRUE);
237 locP[0] = pad.Position().X();
238 locP[1] = pad.Position().Y();
239 locD[0] = pad.Dimensions().X();
240 locD[1] = pad.Dimensions().Y();
245 fgTransformer->Local2Global(detElemId,
246 locP[0], locP[1], locP[2],
247 gloP[0], gloP[1], gloP[2]);
253 if (cathode == 0) gloP[2] += 0.1;
254 if (cathode == 1) gloP[2] -= 0.1;
256 fDigitBuffer[fNDigits ] = gloP[0];
257 fDigitBuffer[fNDigits+1] = gloP[1];
258 fDigitBuffer[fNDigits+2] = gloD[0];
259 fDigitBuffer[fNDigits+3] = gloD[1];
260 fDigitBuffer[fNDigits+4] = gloP[2];
261 fDigitBuffer[fNDigits+5] = charge;
262 fDigitBuffer[fNDigits+6] = cathode;
268 //______________________________________________________________________________
269 void AliEveMUONChamberData::RegisterCluster(Int_t /*detElemId*/, Int_t cathode, Float_t clsX, Float_t clsY, Float_t clsZ, Float_t charge)
272 // add a reconstructed point (cluster) to this chamber
274 // identical clusters are registered for both cathode planes ...
277 if ((fNClusters/5) == (256-1)) return;
279 fClusterBuffer[fNClusters ] = clsX;
280 fClusterBuffer[fNClusters+1] = clsY;
281 fClusterBuffer[fNClusters+2] = clsZ;
282 fClusterBuffer[fNClusters+3] = charge;
283 fClusterBuffer[fNClusters+4] = cathode;
289 //______________________________________________________________________________
290 void AliEveMUONChamberData::RegisterHit(Int_t /*detElemId*/, Float_t hitX, Float_t hitY, Float_t hitZ)
293 // add a simulation hit to this chamber
296 if ((fNHits/3) == (256-1)) return;
298 fHitBuffer[fNHits ] = hitX;
299 fHitBuffer[fNHits+1] = hitY;
300 fHitBuffer[fNHits+2] = hitZ;