/*
$Log$
+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,
Revision 0.01 2003/12/04 S.Arcelli
*/
-#include <stdlib.h>
-#include <Riostream.h>
///////////////////////////////////////////////////////////////////////////////
// //
// TOF Geometry class //
// //
///////////////////////////////////////////////////////////////////////////////
+#include "TGeoManager.h"
+#include "AliTOFGeometry.h"
#include "AliLog.h"
#include "AliConst.h"
-#include "AliTOFGeometry.h"
+
+extern TGeoManager *gGeoManager;
ClassImp(AliTOFGeometry)
-const Int_t AliTOFGeometry::fgkTimeDiff = 25000; // Min signal separation (ps)
+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 = 371.-0.01;// Inner radius of the TOF for Reconstruction (cm)
+const Float_t AliTOFGeometry::fgkRmin = 370.-0.01;// Inner radius of the TOF (cm)
+const Float_t AliTOFGeometry::fgkRmax = 399.-0.01;// 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::fgkTdcBin = 24.4; // time-window for the TDC bins [ps]
+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()
+AliTOFGeometry::AliTOFGeometry():
+ fHoles(0)
{
//
// AliTOFGeometry default constructor
//
- kNStripC = 19; // number of strips in C type module
- kMaxNstrip = 19; // Max. number of strips
- kZlenA = 106.0; // length (cm) of the A module
- kZlenB = 141.0; // length (cm) of the B module
- kZlenC = 177.5; // length (cm) of the C module
- kMaxhZtof = 371.5; // Max half z-size of TOF (cm)
- kStripLength = 124.;// Strip Length (rho X phi direction) (cm)
-
- fgkxTOF = 371.-0.01; // Inner radius of the TOF for Reconstruction (cm)
- fgkRmin = 370.-0.01; // Inner radius of the TOF (cm)
- fgkRmax = 399.-0.01; // Outer radius of the TOF (cm)
-
- Init();
-
}
//_____________________________________________________________________________
//
// AliTOFGeometry destructor
//
-
}
//_____________________________________________________________________________
-void AliTOFGeometry::Init()
-{
- //
- // Initialize strip Tilt Angles and Heights
- //
-
- fPhiSec = 360./kNSectors;
-
+void AliTOFGeometry::ImportGeometry(){
+ TGeoManager::Import("geometry.root");
}
-
//_____________________________________________________________________________
-void AliTOFGeometry::GetPos(Int_t *det, Float_t *pos)
+void AliTOFGeometry::GetPosPar(Int_t *det, Float_t *pos) const
{
//
// Returns space point coor (x,y,z) (cm) for Detector
}
//_____________________________________________________________________________
-void AliTOFGeometry::GetDetID( Float_t *pos, Int_t *det)
+void AliTOFGeometry::GetDetID( Float_t *pos, Int_t *det) const
{
//
// Returns Detector Indices (iSect,iPlate,iStrip,iPadX,iPadZ)
}
//_____________________________________________________________________________
+
+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; istrip<nstrips; istrip++){
+
+ Float_t posLoc2[3]={posLocal[0],posLocal[1],posLocal[2]};
+
+ step[0] = 0.;
+ step[1] = GetHeights(iplate,istrip);
+ step[2] = -GetDistances(iplate,istrip);
+ Translation(posLoc2,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(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;
+}
+
+
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff