/************************************************************************** * 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. * **************************************************************************/ /* $Log$ Revision 1.20.1 2007/05/19 decaro Added the following methods: GetVolumeIndices(Int_t index, Int_t *det), to get the volume indices (sector, plate, strip, padz, padx, stored respectively in det[0], det[1], det[2], det[3], det[4]) from the calibration channel index; NStrip(Int_t nPlate), to get the strips number per each kind of TOF module. Revision 1.20 2007/10/08 17:52:55 decaro hole region in front of PHOS detector: update of sectors' numbers Revision 1.19 2007/10/04 14:05:09 zampolli AliTOFGeometryV5 becoming AliTOFGeometry Revision 1.18 2007/02/19 18:55:26 decaro Added getter methods for volume path (for Event Display) Revision 1.17.1 2006/12/15 Added method DetToStripRF(...) to get a pad corner coordinates in its strip reference frame (A.De Caro, M.Di Stefano) Revision 1.17 2006/08/22 13:30:02 arcelli removal of effective c++ warnings (C.Zampolli) Revision 1.16 2006/04/20 22:30:50 hristov Coding conventions (Annalisa) Revision 1.15 2006/04/16 22:29:05 hristov Coding conventions (Annalisa) Revision 1.14 2006/04/05 08:35:38 hristov Coding conventions (S.Arcelli, C.Zampolli) Revision 1.13 2006/03/12 14:37:54 arcelli Changes for TOF Reconstruction using TGeo Revision 1.12 2006/02/28 10:38:00 decaro AliTOFGeometry::fAngles, AliTOFGeometry::fHeights, AliTOFGeometry::fDistances arrays: dimension definition in the right location Revision 1.11 2005/12/15 14:17:29 decaro Correction of some parameter values Revision 1.10 2005/12/15 08:55:32 decaro New TOF geometry description (V5) -G. Cara Romeo and A. De Caro Revision 1.9.1 2005/07/19 A. De Caro Created daughter-classes AliTOFGeometryV4 and AliTOFGeometryV5 => moved global methods IsInsideThePad, DistanceToPad, GetPlate, GetSector, GetStrip, GetPadX, GetPadZ, GetX, GetY, GetZ, GetPadDx, GetPadDy and GetPadDz in daughter-classes Revision 1.9 2005/10/20 12:41:35 hristov Implementation of parallel tracking. It is not the default version, one can use it passing option MI from AliReconstruction to TOF (M.Ivanov) Revision 1.8 2004/11/29 08:28:01 decaro Introduction of a new TOF constant (i.e. TDC bin width) Revision 1.7 2004/11/05 07:20:08 decaro TOF library splitting and conversion of some printout messages in AliLog schema (T.Kuhr) Revision 1.6 2004/06/15 15:27:59 decaro TOF raw data: preliminary implementation and style changes Revision 1.5 2004/04/20 14:37:22 hristov Using TMath::Abs instead of fabs, arrays of variable size created/deleted correctly (HP,Sun) Revision 1.4 2004/04/13 09:42:51 decaro Track reconstruction code for TOF: updating Revision 1.3 2003/12/29 18:40:39 hristov Copy/paste error corrected Revision 1.2 2003/12/29 17:26:01 hristov Using enum to initaialize static ints in the header file, the initialization of static floats moved to the implementation file Revision 1.1 2003/12/29 15:18:03 decaro TOF geometry updating (addition of AliTOFGeometry) Revision 0.05 2004/6/11 A.De Caro Implement Global method NpadXStrip Insert four float constants (originally in AliTOF class) Revision 0.04 2004/4/05 S.Arcelli Implement Global methods IsInsideThePad DistanceToPad Revision 0.03 2003/12/14 S.Arcelli Set Phi range [-180,180]->[0,360] Revision 0.02 2003/12/10 S.Arcelli: Implement Global methods GetPos & GetDetID Revision 0.01 2003/12/04 S.Arcelli */ /////////////////////////////////////////////////////////////////////////////// // // // TOF Geometry class // // // /////////////////////////////////////////////////////////////////////////////// #include "TGeoManager.h" //#include "TGeoMatrix.h" #include "TMath.h" #include "AliLog.h" #include "AliConst.h" #include "AliTOFGeometry.h" extern TGeoManager *gGeoManager; ClassImp(AliTOFGeometry) const Float_t AliTOFGeometry::fgkZlenA = 370.6*2.; // length (cm) of the A module const Float_t AliTOFGeometry::fgkZlenB = 146.5; // length (cm) of the B module const Float_t AliTOFGeometry::fgkZlenC = 170.45; // length (cm) of the C module const Float_t AliTOFGeometry::fgkMaxhZtof = 370.6; // Max half z-size of TOF (cm) const Float_t AliTOFGeometry::fgkxTOF = 372.00;// Inner radius of the TOF for Reconstruction (cm) const Float_t AliTOFGeometry::fgkRmin = 371.00;// Inner radius of the TOF (cm) const Float_t AliTOFGeometry::fgkRmax = 400.05;// Outer radius of the TOF (cm) const Int_t AliTOFGeometry::fgkTimeDiff = 25000; // Min signal separation (ps) const Float_t AliTOFGeometry::fgkXPad = 2.5; // Pad size in the x direction (cm) const Float_t AliTOFGeometry::fgkZPad = 3.5; // Pad size in the z direction (cm) const Float_t AliTOFGeometry::fgkStripLength = 122.;// Strip Length (rho X phi direction) (cm) const Float_t AliTOFGeometry::fgkSigmaForTail1= 2.; //Sig1 for simulation of TDC tails const Float_t AliTOFGeometry::fgkSigmaForTail2= 0.5;//Sig2 for simulation of TDC tails const Float_t AliTOFGeometry::fgkPhiSec= 20;//sector Phi width (deg) const Float_t AliTOFGeometry::fgkTdcBin = 24.4; // time-of-flight bin width [ps] const Float_t AliTOFGeometry::fgkToTBin = 48.8; // time-over-threshold bin width [ps] const Float_t AliTOFGeometry::fgkAngles[kNPlates][kMaxNstrip] ={ { 43.99, 43.20, 42.40, 41.59, 40.77, 39.94, 39.11, 38.25, 37.40, 36.53, 35.65, 34.76, 33.87, 32.96, 32.05, 31.13, 30.19, 29.24, 12.33, 0.00}, { 27.26, 26.28, 25.30, 24.31, 23.31, 22.31, 21.30, 20.29, 19.26, 18.24, 17.20, 16.16, 15.11, 14.05, 13.00, 11.93, 10.87, 9.80, 8.74, 0.00}, { 0.00, 6.30, 5.31, 4.25, 3.19, 2.12, 1.06, 0.00, -1.06, -2.12, -3.19, -4.25, -5.31, -6.30, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00}, { -8.74, -9.80, -10.87, -11.93, -13.00, -14.05, -15.11, -16.16, -17.20, -18.24, -19.26, -20.29, -21.30, -22.31, -23.31, -24.31, -25.30, -26.28, -27.26, 0.00}, {-12.33, -29.24, -30.19, -31.13, -32.05, -32.96, -33.87, -34.76, -35.65, -36.53, -37.40, -38.25, -39.11, -39.94, -40.77, -41.59, -42.40, -43.20, -43.99, 0.00} }; const Float_t AliTOFGeometry::fgkHeights[kNPlates][kMaxNstrip]= { {-8.2, -7.5, -8.2, -7.7, -8.1, -7.6, -7.7, -7.7, -7.7, -7.7, -7.5, -7.2, -7.3, -7.5, -7.6, -7.8, -8.3, -9.3, -3.1, 0.0}, {-7.9, -8.1, -8.5, -9.0, -10.1, -3.9, -5.9, -7.7, -10.1, -3.6, -5.8, -8.0, -10.4, -4.4, -7.2, -10.2, -4.6, -7.4, -10.4, 0.0}, {-2.5, -10.4, -5.0, -9.9, -4.8, -9.9, -4.7, -10.2, -4.7, -9.9, -4.8, -9.9, -5.0, -10.4, -2.5, 0.0, 0.0, 0.0, 0.0, 0.0}, {-10.4, -7.4, -4.6, -10.2, -7.2, -4.4, -10.4, -8.0, -5.8, -3.6, -10.1, -7.7, -5.9, -3.9, -10.1, -9.0, -8.5, -8.1, -7.9, 0.0}, { -3.1, -9.3, -8.3, -7.8, -7.6, -7.5, -7.3, -7.2, -7.5, -7.7, -7.7, -7.7, -7.7, -7.6, -8.1, -7.7, -8.2, -7.5, -8.2, 0.0} }; const Float_t AliTOFGeometry::fgkDistances[kNPlates][kMaxNstrip]= { { 364.1, 354.9, 344.5, 335.4, 325.5, 316.6, 307.2, 298.0, 288.9, 280.0, 271.3, 262.7, 254.0, 244.8, 236.1, 227.7, 219.1, 210.3, 205.7, 0.0}, { 194.2, 186.1, 177.9, 169.8, 161.5, 156.3, 147.8, 139.4, 130.9, 125.6, 117.3, 109.2, 101.1, 95.3, 87.1, 79.2, 73.0, 65.1, 57.6, 0.0}, { 49.5, 41.3, 35.3, 27.8, 21.2, 13.9, 7.0, 0.0, -7.0, -13.9, -21.2, -27.8, -35.3, -41.3, -49.5, 0.0, 0.0, 0.0, 0.0, 0.0}, { -57.6, -65.1, -73.0, -79.2, -87.1, -95.3, -101.1, -109.2, -117.3, -125.6, -130.9, -139.4, -147.8, -156.3, -161.5, -169.8, -177.9, -186.1, -194.2, 0.0}, {-205.7, -210.3, -219.1, -227.7, -236.1, -244.8, -254.0, -262.7, -271.3, -280.0, -288.9, -298.0, -307.2, -316.6, -325.5, -335.4, -344.5, -354.9, -364.1, 0.0} }; //_____________________________________________________________________________ AliTOFGeometry::AliTOFGeometry(): fHoles(1) { // // AliTOFGeometry default constructor // } //_____________________________________________________________________________ AliTOFGeometry::~AliTOFGeometry() { // // AliTOFGeometry destructor // } //_____________________________________________________________________________ void AliTOFGeometry::ImportGeometry(){ TGeoManager::Import("geometry.root"); } //_____________________________________________________________________________ void AliTOFGeometry::GetPosPar(Int_t *det, Float_t *pos) const { // // Returns space point coor (x,y,z) (cm) for Detector // Indices (iSect,iPlate,iStrip,iPadX,iPadZ) // pos[0]=GetX(det); pos[1]=GetY(det); pos[2]=GetZ(det); } //_____________________________________________________________________________ void AliTOFGeometry::GetDetID( Float_t *pos, Int_t *det) const { // // Returns Detector Indices (iSect,iPlate,iStrip,iPadX,iPadZ) // space point coor (x,y,z) (cm) det[0]=GetSector(pos); det[1]=GetPlate(pos); det[2]=GetStrip(pos); det[3]=GetPadZ(pos); det[4]=GetPadX(pos); } //_____________________________________________________________________________ void AliTOFGeometry::DetToStripRF(Int_t nPadX, Int_t nPadZ, Float_t &x, Float_t &z) const { // // Returns the local coordinates (x, z) in strip reference frame // for the bottom corner of the pad number (nPadX, nPadZ) // /* const Float_t xCenterStrip = kNpadX * fgkXPad / 2.; const Float_t zCenterStrip = kNpadZ * fgkZPad / 2.; const Float_t xCenterPad = nPadX*fgkXPad + fgkXPad / 2.; const Float_t zCenterPad = nPadZ*fgkZPad + fgkZPad / 2.; x = xCenterPad - xCenterStrip; z = zCenterPad - zCenterStrip; */ x = (nPadX - kNpadX*0.5) * fgkXPad; z = (nPadZ - kNpadZ*0.5) * fgkZPad; } //_____________________________________________________________________________ Float_t AliTOFGeometry::DistanceToPadPar(Int_t *det, Float_t *pos, Float_t *dist3d) const { // // Returns distance of space point with coor pos (x,y,z) (cm) wrt // pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ) // //Transform pos into Sector Frame Float_t x = pos[0]; Float_t y = pos[1]; Float_t z = pos[2]; Float_t radius = TMath::Sqrt(x*x+y*y); //Float_t phi=TMath::ATan(y/x); //if(phi<0) phi = k2PI+phi; //2.*TMath::Pi()+phi; Float_t phi = TMath::Pi()+TMath::ATan2(-y,-x); // Get the local angle in the sector philoc Float_t angle = phi*kRaddeg-( Int_t (kRaddeg*phi/fgkPhiSec) + 0.5)*fgkPhiSec; Float_t xs = radius*TMath::Cos(angle/kRaddeg); Float_t ys = radius*TMath::Sin(angle/kRaddeg); Float_t zs = z; // Do the same for the selected pad Float_t g[3]; GetPosPar(det,g); Float_t padRadius = TMath::Sqrt(g[0]*g[0]+g[1]*g[1]); //Float_t padPhi = TMath::ATan(g[1]/g[0]); //if(padPhi<0) padPhi = k2Pi + padPhi; Float_t padPhi = TMath::Pi()+TMath::ATan2(-g[1],-g[0]); // Get the local angle in the sector philoc Float_t padAngle = padPhi*kRaddeg-( Int_t (padPhi*kRaddeg/fgkPhiSec)+ 0.5) * fgkPhiSec; Float_t padxs = padRadius*TMath::Cos(padAngle/kRaddeg); Float_t padys = padRadius*TMath::Sin(padAngle/kRaddeg); Float_t padzs = g[2]; //Now move to local pad coordinate frame. Translate: Float_t xt = xs-padxs; Float_t yt = ys-padys; Float_t zt = zs-padzs; //Now Rotate: Float_t alpha = GetAngles(det[1],det[2]); Float_t xr = xt*TMath::Cos(alpha/kRaddeg)+zt*TMath::Sin(alpha/kRaddeg); Float_t yr = yt; Float_t zr = -xt*TMath::Sin(alpha/kRaddeg)+zt*TMath::Cos(alpha/kRaddeg); Float_t dist = TMath::Sqrt(xr*xr+yr*yr+zr*zr); if (dist3d){ dist3d[0] = xr; dist3d[1] = yr; dist3d[2] = zr; } return dist; } //_____________________________________________________________________________ Bool_t AliTOFGeometry::IsInsideThePadPar(Int_t *det, Float_t *pos) const { // // Returns true if space point with coor pos (x,y,z) (cm) falls // inside pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ) // Bool_t isInside=false; /* const Float_t khhony = 1.0 ; // heigth of HONY Layer const Float_t khpcby = 0.08 ; // heigth of PCB Layer const Float_t khrgly = 0.055 ; // heigth of RED GLASS Layer const Float_t khglfy = 0.285 ; // heigth of GLASS+FISHLINE Layer const Float_t khcpcby = 0.16 ; // heigth of PCB Central Layer //const Float_t kwcpcbz = 12.4 ; // z dimension of PCB Central Layer const Float_t khstripy = 2.*khhony+2.*khpcby+4.*khrgly+2.*khglfy+khcpcby;//3.11 //const Float_t kwstripz = kwcpcbz; //const Float_t klstripx = fgkStripLength; */ const Float_t kPadDepth = 0.5;//0.05;//0.11;//0.16;// // heigth of Sensitive Layer //Transform pos into Sector Frame Float_t x = pos[0]; Float_t y = pos[1]; Float_t z = pos[2]; Float_t radius = TMath::Sqrt(x*x+y*y); Float_t phi = TMath::Pi()+TMath::ATan2(-y,-x); // Get the local angle in the sector philoc Float_t angle = phi*kRaddeg-( Int_t (kRaddeg*phi/fgkPhiSec) + 0.5) *fgkPhiSec; Float_t xs = radius*TMath::Cos(angle/kRaddeg); Float_t ys = radius*TMath::Sin(angle/kRaddeg); Float_t zs = z; // Do the same for the selected pad Float_t g[3]; GetPosPar(det,g); Float_t padRadius = TMath::Sqrt(g[0]*g[0]+g[1]*g[1]); Float_t padPhi = TMath::Pi()+TMath::ATan2(-g[1],-g[0]); // Get the local angle in the sector philoc Float_t padAngle = padPhi*kRaddeg-( Int_t (padPhi*kRaddeg/fgkPhiSec)+ 0.5) * fgkPhiSec; Float_t padxs = padRadius*TMath::Cos(padAngle/kRaddeg); Float_t padys = padRadius*TMath::Sin(padAngle/kRaddeg); Float_t padzs = g[2]; //Now move to local pad coordinate frame. Translate: Float_t xt = xs-padxs; Float_t yt = ys-padys; Float_t zt = zs-padzs; //Now Rotate: Float_t alpha = GetAngles(det[1],det[2]); Float_t xr = xt*TMath::Cos(alpha/kRaddeg)+zt*TMath::Sin(alpha/kRaddeg); Float_t yr = yt; Float_t zr = -xt*TMath::Sin(alpha/kRaddeg)+zt*TMath::Cos(alpha/kRaddeg); if(TMath::Abs(xr)<=kPadDepth*0.5 && TMath::Abs(yr)<= (fgkXPad*0.5) && TMath::Abs(zr)<= (fgkZPad*0.5)) isInside=true; return isInside; } //_____________________________________________________________________________ Bool_t AliTOFGeometry::IsInsideThePad(TGeoHMatrix mat, Float_t *pos, Float_t *dist3d) const { // // Returns true if space point with coor pos (x,y,z) (cm) falls // inside pad with Detector Indices idet (iSect,iPlate,iStrip,iPadX,iPadZ) // const Float_t kPadDepth = 0.5; // heigth of Sensitive Layer Double_t vecg[3]; vecg[0]=pos[0]; vecg[1]=pos[1]; vecg[2]=pos[2]; Double_t veclr[3]={-1.,-1.,-1.}; Double_t vecl[3]={-1.,-1.,-1.}; mat.MasterToLocal(vecg,veclr); vecl[0]=veclr[1]; vecl[1]=veclr[0]; //take into account reflections vecl[2]=-veclr[2]; Float_t xr = vecl[0]; Float_t yr = vecl[1]; Float_t zr = vecl[2]; if (dist3d){ dist3d[0] = vecl[0]; dist3d[1] = vecl[1]; dist3d[2] = vecl[2]; } Bool_t isInside=false; if(TMath::Abs(xr)<= kPadDepth*0.5 && TMath::Abs(yr)<= (fgkXPad*0.5) && TMath::Abs(zr)<= (fgkZPad*0.5)) isInside=true; return isInside; } //_____________________________________________________________________________ void AliTOFGeometry::GetVolumePath(Int_t *ind, Char_t *path ) { //-------------------------------------------------------------------- // This function returns the colume path of a given pad //-------------------------------------------------------------------- Int_t sector = ind[0]; Char_t string1[100]; Char_t string2[100]; Char_t string3[100]; Int_t icopy=-1; icopy=sector; sprintf(string1,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy); Int_t iplate=ind[1]; Int_t istrip=ind[2]; if( iplate==0) icopy=istrip; if( iplate==1) icopy=istrip+NStripC(); if( iplate==2) icopy=istrip+NStripC()+NStripB(); if( iplate==3) icopy=istrip+NStripC()+NStripB()+NStripA(); if( iplate==4) icopy=istrip+NStripC()+2*NStripB()+NStripA(); icopy++; sprintf(string2,"FTOA_0/FLTA_0/FSTR_%i",icopy); if(fHoles && (sector==13 || sector==14 || sector==15)){ if(iplate<2) sprintf(string2,"FTOB_0/FLTB_0/FSTR_%i",icopy); if(iplate>2) sprintf(string2,"FTOC_0/FLTC_0/FSTR_%i",icopy); } Int_t padz = ind[3]+1; Int_t padx = ind[4]+1; sprintf(string3,"FPCB_1/FSEN_1/FSEZ_%i/FPAD_%i",padz,padx); sprintf(path,"%s/%s/%s",string1,string2,string3); } //_____________________________________________________________________________ void AliTOFGeometry::GetVolumePath(Int_t sector, Char_t *path ){ //-------------------------------------------------------------------- // This function returns the colume path of a given sector //-------------------------------------------------------------------- Char_t string[100]; Int_t icopy = sector; sprintf(string,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy); sprintf(path,"%s",string); } //_____________________________________________________________________________ void AliTOFGeometry::GetVolumePath(Int_t sector, Int_t plate, Int_t strip, Char_t *path ) { //-------------------------------------------------------------------- // This function returns the colume path of a given strip //-------------------------------------------------------------------- Char_t string1[100]; Char_t string2[100]; Char_t string3[100]; Int_t icopy = sector; sprintf(string1,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",icopy,icopy); if(plate==0) icopy=strip; if(plate==1) icopy=strip+NStripC(); if(plate==2) icopy=strip+NStripC()+NStripB(); if(plate==3) icopy=strip+NStripC()+NStripB()+NStripA(); if(plate==4) icopy=strip+NStripC()+2*NStripB()+NStripA(); icopy++; sprintf(string2,"FTOA_0/FLTA_0/FSTR_%i",icopy); if(fHoles && (sector==13 || sector==14 || sector==15)){ if(plate<2) sprintf(string2,"FTOB_0/FLTB_0/FSTR_%i",icopy); if(plate>2) sprintf(string2,"FTOC_0/FLTC_0/FSTR_%i",icopy); } sprintf(string3,"FPCB_1/FSEN_1"); sprintf(path,"%s/%s/%s",string1,string2,string3); } //_____________________________________________________________________________ void AliTOFGeometry::GetPos(Int_t *det, Float_t *pos) { // // Returns space point coor (x,y,z) (cm) for Detector // Indices (iSect,iPlate,iStrip,iPadX,iPadZ) // Char_t path[100]; GetVolumePath(det,path ); if (!gGeoManager) { printf("ERROR: no TGeo\n"); } gGeoManager->cd(path); TGeoHMatrix global; global = *gGeoManager->GetCurrentMatrix(); const Double_t *tr = global.GetTranslation(); pos[0]=tr[0]; pos[1]=tr[1]; pos[2]=tr[2]; } //_____________________________________________________________________________ Int_t AliTOFGeometry::GetPlate(Float_t *pos) const { // // Returns the Plate index // const Float_t kInterCentrModBorder1 = 49.5; const Float_t kInterCentrModBorder2 = 57.5; const Float_t kExterInterModBorder1 = 196.0; const Float_t kExterInterModBorder2 = 203.5; const Float_t kLengthExInModBorder = 4.7; const Float_t kLengthInCeModBorder = 7.0; //const Float_t khAlWall = 0.1; const Float_t kModuleWallThickness = 0.3; //const Float_t kHoneycombLayerThickness = 1.5; Int_t iPlate=-1; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return iPlate; } // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); Float_t yLocal = posLocal[1]; Float_t zLocal = posLocal[2]; Float_t deltaRhoLoc = (fgkRmax-fgkRmin)*0.5 - kModuleWallThickness + yLocal; Float_t deltaZetaLoc = TMath::Abs(zLocal); Float_t deltaRHOmax = 0.; if (TMath::Abs(zLocal)>=kExterInterModBorder1 && TMath::Abs(zLocal)<=kExterInterModBorder2) { deltaRhoLoc -= kLengthExInModBorder; deltaZetaLoc = kExterInterModBorder2-deltaZetaLoc; deltaRHOmax = (fgkRmax - fgkRmin)*0.5 - kModuleWallThickness - 2.*kLengthExInModBorder; // old 5.35, new 4.8 if (deltaRhoLoc > deltaZetaLoc*deltaRHOmax/(kInterCentrModBorder2-kInterCentrModBorder1)) { if (zLocal<0) iPlate = 0; else iPlate = 4; } else { if (zLocal<0) iPlate = 1; else iPlate = 3; } } else if (TMath::Abs(zLocal)>=kInterCentrModBorder1 && TMath::Abs(zLocal)<=kInterCentrModBorder2) { deltaRhoLoc -= kLengthInCeModBorder; deltaZetaLoc = deltaZetaLoc-kInterCentrModBorder1; deltaRHOmax = (fgkRmax - fgkRmin)*0.5 - kModuleWallThickness - 2.*kLengthInCeModBorder; // old 0.39, new 0.2 if (deltaRhoLoc>deltaZetaLoc*deltaRHOmax/(kInterCentrModBorder2-kInterCentrModBorder1)) iPlate = 2; else { if (zLocal<0) iPlate = 1; else iPlate = 3; } } if (zLocal>-fgkZlenA*0.5/*fgkMaxhZtof*/ && zLocal<-kExterInterModBorder2) iPlate = 0; else if (zLocal>-kExterInterModBorder1 && zLocal<-kInterCentrModBorder2) iPlate = 1; else if (zLocal>-kInterCentrModBorder1 && zLocal< kInterCentrModBorder1) iPlate = 2; else if (zLocal> kInterCentrModBorder2 && zLocal< kExterInterModBorder1) iPlate = 3; else if (zLocal> kExterInterModBorder2 && zLocal< fgkZlenA*0.5/*fgkMaxhZtof*/) iPlate = 4; return iPlate; } //_____________________________________________________________________________ Int_t AliTOFGeometry::GetSector(Float_t *pos) const { // // Returns the Sector index // //const Float_t khAlWall = 0.1; //const Float_t kModuleWallThickness = 0.3; Int_t iSect = -1; Float_t x = pos[0]; Float_t y = pos[1]; Float_t z = pos[2]; Float_t rho = TMath::Sqrt(x*x + y*y); //if (!((z>=-fgkMaxhZtof && z<=fgkMaxhZtof) && if (!((z>=-fgkZlenA*0.5 && z<=fgkZlenA*0.5) && (rho>=(fgkRmin) && rho<=(fgkRmax)))) { //(rho>=(fgkRmin-0.05)+kModuleWallThickness && rho<=(fgkRmax-0.05)-kModuleWallThickness-khAlWall-kModuleWallThickness))) { //AliError("Detector Index could not be determined"); return iSect; } Float_t phi = TMath::Pi() + TMath::ATan2(-y,-x); iSect = (Int_t) (phi*kRaddeg/fgkPhiSec); return iSect; } //_____________________________________________________________________________ Int_t AliTOFGeometry::GetStrip(Float_t *pos) const { // // Returns the Strip index // const Float_t khhony = 1.0 ; // heigth of HONY Layer const Float_t khpcby = 0.08 ; // heigth of PCB Layer const Float_t khrgly = 0.055 ; // heigth of RED GLASS Layer const Float_t khglfy = 0.285 ; // heigth of GLASS+FISHLINE Layer const Float_t khcpcby = 0.16 ; // heigth of PCB Central Layer const Float_t kwcpcbz = 12.4 ; // z dimension of PCB Central Layer const Float_t khstripy = 2.*khhony+2.*khpcby+4.*khrgly+2.*khglfy+khcpcby;//3.11 const Float_t kwstripz = kwcpcbz; const Float_t klstripx = fgkStripLength; Int_t iStrip=-1; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return iStrip;} Int_t iplate = GetPlate(posLocal); if(iplate == -1){ //AliError("Detector Index could not be determined"); return iStrip;} Int_t nstrips=0; switch (iplate) { case 0: nstrips=kNStripC; break; case 4: nstrips=kNStripC; break; case 1: nstrips=kNStripB; break; case 3: nstrips=kNStripB; break; case 2: nstrips=kNStripA; break; } // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame Int_t totStrip=0; for (Int_t istrip=0; istrip0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } Rotation(posLoc2,angles); if ((TMath::Abs(posLoc2[0])<=klstripx*0.5) && (TMath::Abs(posLoc2[1])<=khstripy*0.5) && (TMath::Abs(posLoc2[2])<=kwstripz*0.5)) { iStrip = istrip; totStrip++; for (Int_t jj=0; jj<3; jj++) posLocal[jj]=posLoc2[jj]; //AliInfo(Form(" posLocal[0] = %f, posLocal[1] = %f, posLocal[2] = %f ", posLocal[0],posLocal[1],posLocal[2])); //AliInfo(Form(" GetAngles(%1i,%2i) = %f, pos[0] = %f, pos[1] = %f, pos[2] = %f", iplate, istrip, GetAngles(iplate,istrip), pos[0], pos[1], pos[2])); break; } if (totStrip>1) AliInfo(Form("total strip number found %2i",totStrip)); } return iStrip; } //_____________________________________________________________________________ Int_t AliTOFGeometry::GetPadZ(Float_t *pos) const { // // Returns the Pad index along Z // //const Float_t klsensmx = kNpadX*fgkXPad; // length of Sensitive Layer //const Float_t khsensmy = 0.05;//0.11;//0.16;// heigth of Sensitive Layer //const Float_t kwsensmz = kNpadZ*fgkZPad; // width of Sensitive Layer Int_t iPadZ = -1; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return iPadZ;} Int_t iplate = GetPlate(posLocal); if(iplate == -1){ //AliError("Detector Index could not be determined"); return iPadZ;} Int_t istrip = GetStrip(posLocal); if(istrip == -1){ //AliError("Detector Index could not be determined"); return iPadZ;} // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA = FLTA reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame step[0] = 0.; step[1] = GetHeights(iplate,istrip); step[2] = -GetDistances(iplate,istrip); Translation(posLocal,step); if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } Rotation(posLocal,angles); //if (TMath::Abs(posLocal[0])<=klsensmx*0.5 && /*TMath::Abs(posLocal[1])<=khsensmy*0.5+0.005 &&*/ TMath::Abs(posLocal[2])<=kwsensmz*0.5) { //if (TMath::Abs(posLocal[1])<=khsensmy*0.5) { step[0] =-0.5*kNpadX*fgkXPad; step[1] = 0.; step[2] =-0.5*kNpadZ*fgkZPad; Translation(posLocal,step); iPadZ = (Int_t)(posLocal[2]/fgkZPad); if (iPadZ==kNpadZ) iPadZ--; else if (iPadZ>kNpadZ) iPadZ=-1; //} // else AliError("Detector Index could not be determined"); return iPadZ; } //_____________________________________________________________________________ Int_t AliTOFGeometry::GetPadX(Float_t *pos) const { // // Returns the Pad index along X // //const Float_t klsensmx = kNpadX*fgkXPad; // length of Sensitive Layer //const Float_t khsensmy = 0.05;//0.11;//0.16;// heigth of Sensitive Layer //const Float_t kwsensmz = kNpadZ*fgkZPad; // width of Sensitive Layer Int_t iPadX = -1; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return iPadX;} Int_t iplate = GetPlate(posLocal); if(iplate == -1){ //AliError("Detector Index could not be determined"); return iPadX;} Int_t istrip = GetStrip(posLocal); if(istrip == -1){ //AliError("Detector Index could not be determined"); return iPadX;} // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame step[0] = 0.; step[1] = GetHeights(iplate,istrip); step[2] = -GetDistances(iplate,istrip); Translation(posLocal,step); if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } Rotation(posLocal,angles); //if (TMath::Abs(posLocal[0])<=klsensmx*0.5 && /*TMath::Abs(posLocal[1])<=khsensmy*0.5+0.005 &&*/ TMath::Abs(posLocal[2])<=kwsensmz*0.5) { //if (TMath::Abs(posLocal[1])<=khsensmy*0.5) { step[0] =-0.5*kNpadX*fgkXPad; step[1] = 0.; step[2] =-0.5*kNpadZ*fgkZPad; Translation(posLocal,step); iPadX = (Int_t)(posLocal[0]/fgkXPad); if (iPadX==kNpadX) iPadX--; else if (iPadX>kNpadX) iPadX=-1; //} //else AliError("Detector Index could not be determined"); return iPadX; } //_____________________________________________________________________________ Float_t AliTOFGeometry::GetX(Int_t *det) const { // // Returns X coordinate (cm) // Int_t isector = det[0]; Int_t iplate = det[1]; Int_t istrip = det[2]; Int_t ipadz = det[3]; Int_t ipadx = det[4]; /* // Find out distance d on the plane wrt median phi: Float_t d = (ipadx+0.5-kNpadX*0.5)*fgkXPad; // The radius r in xy plane: //Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ // (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg)-0.25; ??? Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg); // local azimuthal angle in the sector philoc Float_t philoc = TMath::ATan(d/r); //if(philoc<0.) philoc = k2PI + philoc; // azimuthal angle in the global frame phi Float_t phi = philoc*kRaddeg+(isector+0.5)*fgkPhiSec; Float_t xCoor = r/TMath::Cos(philoc)*TMath::Cos(phi/kRaddeg); */ // Pad reference frame -> FSTR reference frame // /* Float_t posLocal[3] = {0., 0., 0.}; Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad}; Translation(posLocal,step); step[0] = kNpadX*0.5*fgkXPad; step[1] = 0.; step[2] = kNpadZ*0.5*fgkZPad; // */ /* Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad}; Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad}; */ Translation(posLocal,step); // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame Double_t angles[6]; if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } InverseRotation(posLocal,angles); step[0] = 0.; step[1] = -GetHeights(iplate,istrip); step[2] = GetDistances(iplate,istrip); Translation(posLocal,step); // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; InverseRotation(posLocal,angles); // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame step[0] = 0.; step[1] = 0.; step[2] = -((fgkRmax+fgkRmin)*0.5); Translation(posLocal,step); angles[0] = 90.; angles[1] = 90.+(isector+0.5)*fgkPhiSec; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] = (isector+0.5)*fgkPhiSec; InverseRotation(posLocal,angles); Float_t xCoor = posLocal[0]; return xCoor; } //_____________________________________________________________________________ Float_t AliTOFGeometry::GetY(Int_t *det) const { // // Returns Y coordinate (cm) // Int_t isector = det[0]; Int_t iplate = det[1]; Int_t istrip = det[2]; Int_t ipadz = det[3]; Int_t ipadx = det[4]; /* // Find out distance d on the plane wrt median phi: Float_t d = (ipadx+0.5-kNpadX*0.5)*fgkXPad; // The radius r in xy plane: //Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ // (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg)-0.25; ??? Float_t r = (fgkRmin+fgkRmax)*0.5-0.01+GetHeights(iplate,istrip)+ (ipadz-0.5)*fgkZPad*TMath::Sin(GetAngles(iplate,istrip)/kRaddeg); // local azimuthal angle in the sector philoc Float_t philoc = TMath::ATan(d/r); //if(philoc<0.) philoc = k2PI + philoc; // azimuthal angle in the global frame phi Float_t phi = philoc*kRaddeg+(isector+0.5)*fgkPhiSec; Float_t yCoor = r/TMath::Cos(philoc)*TMath::Sin(phi/kRaddeg); */ // Pad reference frame -> FSTR reference frame // /* Float_t posLocal[3] = {0., 0., 0.}; Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad}; Translation(posLocal,step); step[0] = kNpadX*0.5*fgkXPad; step[1] = 0.; step[2] = kNpadZ*0.5*fgkZPad; // */ /* Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad}; Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad}; */ Translation(posLocal,step); // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame Double_t angles[6]; if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } InverseRotation(posLocal,angles); step[0] = 0.; step[1] = -GetHeights(iplate,istrip); step[2] = GetDistances(iplate,istrip); Translation(posLocal,step); // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; InverseRotation(posLocal,angles); // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame step[0] = 0.; step[1] = 0.; step[2] = -((fgkRmax+fgkRmin)*0.5); Translation(posLocal,step); angles[0] = 90.; angles[1] = 90.+(isector+0.5)*fgkPhiSec; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] = (isector+0.5)*fgkPhiSec; InverseRotation(posLocal,angles); Float_t yCoor = posLocal[1]; return yCoor; } //_____________________________________________________________________________ Float_t AliTOFGeometry::GetZ(Int_t *det) const { // // Returns Z coordinate (cm) // Int_t isector = det[0]; Int_t iplate = det[1]; Int_t istrip = det[2]; Int_t ipadz = det[3]; Int_t ipadx = det[4]; /* Float_t zCoor = GetDistances(iplate,istrip) + (0.5-ipadz) * fgkZPad * TMath::Cos(GetAngles(iplate,istrip)*kDegrad); */ // Pad reference frame -> FSTR reference frame // /* Float_t posLocal[3] = {0., 0., 0.}; Float_t step[3] = {-(ipadx+0.5)*fgkXPad, 0., -(ipadz+0.5)*fgkZPad}; Translation(posLocal,step); step[0] = kNpadX*0.5*fgkXPad; step[1] = 0.; step[2] = kNpadZ*0.5*fgkZPad; // */ /* Float_t posLocal[3] = {(ipadx+0.5)*fgkXPad, 0., (ipadz+0.5)*fgkZPad}; Float_t step[3]= {kNpadX*0.5*fgkXPad, 0., kNpadZ*0.5*fgkZPad}; */ Translation(posLocal,step); // FSTR reference frame -> FTOA/B/C = FLTA/B/C reference frame Double_t angles[6]; if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } InverseRotation(posLocal,angles); step[0] = 0.; step[1] = -GetHeights(iplate,istrip); step[2] = GetDistances(iplate,istrip); Translation(posLocal,step); // FTOA = FLTA reference frame -> B071/B074/B075 = BTO1/2/3 reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; InverseRotation(posLocal,angles); // B071/B074/B075 = BTO1/2/3 reference frame -> ALICE reference frame step[0] = 0.; step[1] = 0.; step[2] = -((fgkRmax+fgkRmin)*0.5); Translation(posLocal,step); angles[0] = 90.; angles[1] = 90.+(isector+0.5)*fgkPhiSec; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] = (isector+0.5)*fgkPhiSec; InverseRotation(posLocal,angles); Float_t zCoor = posLocal[2]; return zCoor; } //_____________________________________________________________________________ void AliTOFGeometry::DetToSectorRF(Int_t vol[5], Double_t **coord) { // // Returns the local coordinates (x, y, z) in sector reference frame // for the 4 corners of each sector pad (vol[1], vol[2], vol[3], vol[4]) // if (!gGeoManager) printf("ERROR: no TGeo\n"); // ALICE -> TOF Sector Char_t path1[100]=""; GetVolumePath(vol[0],path1); gGeoManager->cd(path1); TGeoHMatrix aliceToSector; aliceToSector = *gGeoManager->GetCurrentMatrix(); // TOF Sector -> ALICE //TGeoHMatrix sectorToALICE = aliceToSector.Inverse(); // ALICE -> TOF Pad Char_t path2[100]=""; GetVolumePath(vol,path2); gGeoManager->cd(path2); TGeoHMatrix aliceToPad; aliceToPad = *gGeoManager->GetCurrentMatrix(); // TOF Pad -> ALICE TGeoHMatrix padToALICE = aliceToPad.Inverse(); // TOF Pad -> TOF Sector TGeoHMatrix padToSector = padToALICE*aliceToSector; // TOF Sector -> TOF Pad //TGeoHMatrix sectorToPad = sectorToALICE*aliceToPad; // coordinates of the pad bottom corner Double_t **cornerPad = new Double_t*[4]; for (Int_t ii=0; ii<4; ii++) cornerPad[ii] = new Double_t[3]; cornerPad[0][0] = -fgkXPad/2.; cornerPad[0][1] = 0.; cornerPad[0][2] = -fgkZPad/2.; cornerPad[1][0] = fgkXPad/2.; cornerPad[1][1] = 0.; cornerPad[1][2] = -fgkZPad/2.; cornerPad[2][0] = fgkXPad/2.; cornerPad[2][1] = 0.; cornerPad[2][2] = fgkZPad/2.; cornerPad[3][0] = -fgkXPad/2.; cornerPad[3][1] = 0.; cornerPad[3][2] = fgkZPad/2.; for(Int_t aa=0; aa<4; aa++) for(Int_t bb=0; bb<3; bb++) coord[aa][bb]=0.; for (Int_t jj=0; jj<4; jj++) padToSector.MasterToLocal(&cornerPad[jj][0], &coord[jj][0]); delete cornerPad; //sectorToPad.LocalToMaster(cornerPad, coord); } //_____________________________________________________________________________ Float_t AliTOFGeometry::GetPadDx(Float_t *pos) { // // Returns the x coordinate in the Pad reference frame // Float_t xpad = -2.; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return xpad;} Int_t iplate = GetPlate(posLocal); if(iplate == -1){ //AliError("Detector Index could not be determined"); return xpad;} Int_t istrip = GetStrip(posLocal); if(istrip == -1){ //AliError("Detector Index could not be determined"); return xpad;} Int_t ipadz = GetPadZ(posLocal); if(ipadz == -1){ //AliError("Detector Index could not be determined"); return xpad;} Int_t ipadx = GetPadX(posLocal); if(ipadx == -1){ //AliError("Detector Index could not be determined"); return xpad;} // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame step[0] = 0.; step[1] = GetHeights(iplate,istrip); step[2] = -GetDistances(iplate,istrip); Translation(posLocal,step); if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } Rotation(posLocal,angles); step[0] =-0.5*kNpadX*fgkXPad; step[1] = 0.; step[2] =-0.5*kNpadZ*fgkZPad; Translation(posLocal,step); step[0] = (ipadx+0.5)*fgkXPad; step[1] = 0.; step[2] = (ipadz+0.5)*fgkZPad; Translation(posLocal,step); xpad=posLocal[0]; return xpad; } //_____________________________________________________________________________ Float_t AliTOFGeometry::GetPadDy(Float_t *pos) { // // Returns the y coordinate in the Pad reference frame // Float_t ypad = -2.; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return ypad;} Int_t iplate = GetPlate(posLocal); if(iplate == -1){ //AliError("Detector Index could not be determined"); return ypad;} Int_t istrip = GetStrip(posLocal); if(istrip == -1){ //AliError("Detector Index could not be determined"); return ypad;} Int_t ipadz = GetPadZ(posLocal); if(ipadz == -1){ //AliError("Detector Index could not be determined"); return ypad;} Int_t ipadx = GetPadX(posLocal); if(ipadx == -1){ //AliError("Detector Index could not be determined"); return ypad;} // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame step[0] = 0.; step[1] = GetHeights(iplate,istrip); step[2] = -GetDistances(iplate,istrip); Translation(posLocal,step); if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } Rotation(posLocal,angles); step[0] =-0.5*kNpadX*fgkXPad; step[1] = 0.; step[2] =-0.5*kNpadZ*fgkZPad; Translation(posLocal,step); step[0] = (ipadx+0.5)*fgkXPad; step[1] = 0.; step[2] = (ipadz+0.5)*fgkZPad; Translation(posLocal,step); ypad=posLocal[1]; return ypad; } //_____________________________________________________________________________ Float_t AliTOFGeometry::GetPadDz(Float_t *pos) { // // Returns the z coordinate in the Pad reference frame // Float_t zpad = -2.; Float_t posLocal[3]; for (Int_t ii=0; ii<3; ii++) posLocal[ii] = pos[ii]; Int_t isector = GetSector(posLocal); if(isector == -1){ //AliError("Detector Index could not be determined"); return zpad;} Int_t iplate = GetPlate(posLocal); if(iplate == -1){ //AliError("Detector Index could not be determined"); return zpad;} Int_t istrip = GetStrip(posLocal); if(istrip == -1){ //AliError("Detector Index could not be determined"); return zpad;} Int_t ipadz = GetPadZ(posLocal); if(ipadz == -1){ //AliError("Detector Index could not be determined"); return zpad;} Int_t ipadx = GetPadX(posLocal); if(ipadx == -1){ //AliError("Detector Index could not be determined"); return zpad;} // ALICE reference frame -> B071/B074/B075 = BTO1/2/3 reference frame Double_t angles[6] = {90., 90.+(isector+0.5)*fgkPhiSec, 0., 0., 90., (isector+0.5)*fgkPhiSec }; Rotation(posLocal,angles); Float_t step[3] = {0., 0., (fgkRmax+fgkRmin)*0.5}; Translation(posLocal,step); // B071/B074/B075 = BTO1/2/3 reference frame -> FTOA/B/C = FLTA/B/C reference frame angles[0] = 90.; angles[1] = 0.; angles[2] = 0.; angles[3] = 0.; angles[4] = 90.; angles[5] =270.; Rotation(posLocal,angles); // FTOA/B/C = FLTA/B/C reference frame -> FSTR reference frame step[0] = 0.; step[1] = GetHeights(iplate,istrip); step[2] = -GetDistances(iplate,istrip); Translation(posLocal,step); if (GetAngles(iplate,istrip) >0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] = GetAngles(iplate,istrip); angles[5] = 90.; } else if (GetAngles(iplate,istrip)==0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.; angles[3] = 90.; angles[4] = 0; angles[5] = 0.; } else if (GetAngles(iplate,istrip) <0.) { angles[0] = 90.; angles[1] = 0.; angles[2] = 90.+GetAngles(iplate,istrip); angles[3] = 90.; angles[4] =-GetAngles(iplate,istrip); angles[5] = 270.; } Rotation(posLocal,angles); step[0] =-0.5*kNpadX*fgkXPad; step[1] = 0.; step[2] =-0.5*kNpadZ*fgkZPad; Translation(posLocal,step); step[0] = (ipadx+0.5)*fgkXPad; step[1] = 0.; step[2] = (ipadz+0.5)*fgkZPad; Translation(posLocal,step); zpad=posLocal[2]; return zpad; } //_____________________________________________________________________________ void AliTOFGeometry::Translation(Float_t *xyz, Float_t translationVector[3]) const { // // Return the vector xyz translated by translationVector vector // Int_t ii=0; for (ii=0; ii<3; ii++) xyz[ii] -= translationVector[ii]; return; } //_____________________________________________________________________________ void AliTOFGeometry::Rotation(Float_t *xyz, Double_t rotationAngles[6]) const { // // Return the vector xyz rotated according to the rotationAngles angles // Int_t ii=0; /* TRotMatrix *matrix = new TRotMatrix("matrix","matrix", angles[0], angles[1], angles[2], angles[3], angles[4], angles[5]); */ for (ii=0; ii<6; ii++) rotationAngles[ii]*=kDegrad; Float_t xyzDummy[3] = {0., 0., 0.}; for (ii=0; ii<3; ii++) { xyzDummy[ii] = xyz[0]*TMath::Sin(rotationAngles[2*ii])*TMath::Cos(rotationAngles[2*ii+1]) + xyz[1]*TMath::Sin(rotationAngles[2*ii])*TMath::Sin(rotationAngles[2*ii+1]) + xyz[2]*TMath::Cos(rotationAngles[2*ii]); } for (ii=0; ii<3; ii++) xyz[ii]=xyzDummy[ii]; return; } //_____________________________________________________________________________ void AliTOFGeometry::InverseRotation(Float_t *xyz, Double_t rotationAngles[6]) const { // // // Int_t ii=0; for (ii=0; ii<6; ii++) rotationAngles[ii]*=kDegrad; Float_t xyzDummy[3] = {0., 0., 0.}; xyzDummy[0] = xyz[0]*TMath::Sin(rotationAngles[0])*TMath::Cos(rotationAngles[1]) + xyz[1]*TMath::Sin(rotationAngles[2])*TMath::Cos(rotationAngles[3]) + xyz[2]*TMath::Sin(rotationAngles[4])*TMath::Cos(rotationAngles[5]); xyzDummy[1] = xyz[0]*TMath::Sin(rotationAngles[0])*TMath::Sin(rotationAngles[1]) + xyz[1]*TMath::Sin(rotationAngles[2])*TMath::Sin(rotationAngles[3]) + xyz[2]*TMath::Sin(rotationAngles[4])*TMath::Sin(rotationAngles[5]); xyzDummy[2] = xyz[0]*TMath::Cos(rotationAngles[0]) + xyz[1]*TMath::Cos(rotationAngles[2]) + xyz[2]*TMath::Cos(rotationAngles[4]); for (ii=0; ii<3; ii++) xyz[ii]=xyzDummy[ii]; return; } //_____________________________________________________________________________ Int_t AliTOFGeometry::GetIndex(Int_t *detId) { //Retrieve calibration channel index Int_t isector = detId[0]; if (isector >= kNSectors){ printf("Wrong sector number in TOF (%d) !",isector); return -1; } Int_t iplate = detId[1]; if (iplate >= kNPlates){ printf("Wrong plate number in TOF (%d) !",iplate); return -1; } Int_t istrip = detId[2]; Int_t ipadz = detId[3]; Int_t ipadx = detId[4]; Int_t stripOffset = 0; switch (iplate) { case 0: stripOffset = 0; break; case 1: stripOffset = kNStripC; break; case 2: stripOffset = kNStripC+kNStripB; break; case 3: stripOffset = kNStripC+kNStripB+kNStripA; break; case 4: stripOffset = kNStripC+kNStripB+kNStripA+kNStripB; break; default: printf("Wrong plate number in TOF (%d) !",iplate); return -1; }; Int_t idet = ((2*(kNStripC+kNStripB)+kNStripA) *kNpadZ*kNpadX)*isector + (stripOffset*kNpadZ*kNpadX)+ (kNpadZ*kNpadX)*istrip+ (kNpadX)*ipadz+ ipadx; return idet; } //_____________________________________________________________________________ void AliTOFGeometry::GetVolumeIndices(Int_t index, Int_t *detId) { // // Retrieve volume indices from the calibration channel index // detId[0] = index/NpadXStrip()/NStripXSector(); Int_t dummyStripPerModule = ( index - ( NStripXSector()*NpadXStrip()*detId[0]) ) / NpadXStrip(); if (dummyStripPerModule=kNStripC && dummyStripPerModule=kNStripC+kNStripB && dummyStripPerModule=kNStripC+kNStripB+kNStripA && dummyStripPerModule=kNStripC+kNStripB+kNStripA+kNStripB && dummyStripPerModule