#include "AliTRD.h"
#include "AliTRDcalibDB.h"
-#include "AliTRDCommonParam.h"
#include "AliTRDgeometry.h"
#include "AliTRDpadPlane.h"
,fMatrixArray(0)
,fMatrixCorrectionArray(0)
,fMatrixGeo(0)
-
+ ,fPadPlaneArray(0)
{
//
// AliTRDgeometry default constructor
//_____________________________________________________________________________
AliTRDgeometry::AliTRDgeometry(const AliTRDgeometry &g)
:AliGeometry(g)
- ,fMatrixArray(g.fMatrixArray)
- ,fMatrixCorrectionArray(g.fMatrixCorrectionArray)
- ,fMatrixGeo(g.fMatrixGeo)
+ ,fMatrixArray(0)
+ ,fMatrixCorrectionArray(0)
+ ,fMatrixGeo(0)
+ ,fPadPlaneArray(0)
{
//
// AliTRDgeometry copy constructor
//
if (fMatrixArray) {
+ fMatrixArray->Delete();
delete fMatrixArray;
- fMatrixArray = 0;
+ fMatrixArray = 0;
}
if (fMatrixCorrectionArray) {
+ fMatrixCorrectionArray->Delete();
delete fMatrixCorrectionArray;
fMatrixCorrectionArray = 0;
}
+ if (fMatrixGeo) {
+ fMatrixGeo->Delete();
+ delete fMatrixGeo;
+ fMatrixGeo = 0;
+ }
+
+ if (fPadPlaneArray) {
+ fPadPlaneArray->Delete();
+ delete fPadPlaneArray;
+ fPadPlaneArray = 0;
+ }
+
}
//_____________________________________________________________________________
Float_t phi = 0.0;
for (isect = 0; isect < fgkNsect; isect++) {
phi = 2.0 * TMath::Pi() / (Float_t) fgkNsect * ((Float_t) isect + 0.5);
- fRotA11[isect] = TMath::Cos(phi);
- fRotA12[isect] = TMath::Sin(phi);
- fRotA21[isect] = TMath::Sin(phi);
- fRotA22[isect] = TMath::Cos(phi);
- phi = -1.0 * phi;
fRotB11[isect] = TMath::Cos(phi);
fRotB12[isect] = TMath::Sin(phi);
fRotB21[isect] = TMath::Sin(phi);
fRotB22[isect] = TMath::Cos(phi);
}
+ // Initialize the SM status
for (isect = 0; isect < fgkNsect; isect++) {
SetSMstatus(isect,1);
}
}
+//_____________________________________________________________________________
+void AliTRDgeometry::CreatePadPlaneArray()
+{
+ //
+ // Creates the array of AliTRDpadPlane objects
+ //
+
+ if (fPadPlaneArray) {
+ fPadPlaneArray->Delete();
+ delete fPadPlaneArray;
+ }
+
+ fPadPlaneArray = new TObjArray(fgkNplan * fgkNcham);
+ for (Int_t iplan = 0; iplan < fgkNplan; iplan++) {
+ for (Int_t icham = 0; icham < fgkNcham; icham++) {
+ Int_t ipp = GetDetectorSec(iplan,icham);
+ fPadPlaneArray->AddAt(CreatePadPlane(iplan,icham),ipp);
+ }
+ }
+
+}
+
+//_____________________________________________________________________________
+AliTRDpadPlane *AliTRDgeometry::CreatePadPlane(Int_t iplan, Int_t icham)
+{
+ //
+ // Creates an AliTRDpadPlane object
+ //
+
+ AliTRDpadPlane *padPlane = new AliTRDpadPlane();
+
+ padPlane->SetPlane(iplan);
+ padPlane->SetChamber(icham);
+
+ padPlane->SetRowSpacing(0.0);
+ padPlane->SetColSpacing(0.0);
+
+ padPlane->SetLengthRim(1.0);
+ padPlane->SetWidthRim(0.5);
+
+ padPlane->SetNcols(144);
+
+ //
+ // The pad plane parameter
+ //
+ switch (iplan) {
+ case 0:
+ if (icham == 2) {
+ // L0C0 type
+ padPlane->SetNrows(12);
+ padPlane->SetLength(108.0);
+ padPlane->SetWidth(92.2);
+ padPlane->SetLengthOPad(8.0);
+ padPlane->SetWidthOPad(0.515);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.635);
+ padPlane->SetTiltingAngle(-2.0);
+ }
+ else {
+ // L0C1 type
+ padPlane->SetNrows(16);
+ padPlane->SetLength(122.0);
+ padPlane->SetWidth(92.2);
+ padPlane->SetLengthOPad(7.5);
+ padPlane->SetWidthOPad(0.515);
+ padPlane->SetLengthIPad(7.5);
+ padPlane->SetWidthIPad(0.635);
+ padPlane->SetTiltingAngle(-2.0);
+ }
+ break;
+ case 1:
+ if (icham == 2) {
+ // L1C0 type
+ padPlane->SetNrows(12);
+ padPlane->SetLength(108.0);
+ padPlane->SetWidth(96.6);
+ padPlane->SetLengthOPad(8.0);
+ padPlane->SetWidthOPad(0.585);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.665);
+ padPlane->SetTiltingAngle(2.0);
+ }
+ else {
+ // L1C1 type
+ padPlane->SetNrows(16);
+ padPlane->SetLength(122.0);
+ padPlane->SetWidth(96.6);
+ padPlane->SetLengthOPad(7.5);
+ padPlane->SetWidthOPad(0.585);
+ padPlane->SetLengthIPad(7.5);
+ padPlane->SetWidthIPad(0.665);
+ padPlane->SetTiltingAngle(2.0);
+ }
+ break;
+ case 2:
+ if (icham == 2) {
+ // L2C0 type
+ padPlane->SetNrows(12);
+ padPlane->SetLength(108.0);
+ padPlane->SetWidth(101.1);
+ padPlane->SetLengthOPad(8.0);
+ padPlane->SetWidthOPad(0.705);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.695);
+ padPlane->SetTiltingAngle(-2.0);
+ }
+ else {
+ // L2C1 type
+ padPlane->SetNrows(16);
+ padPlane->SetLength(129.0);
+ padPlane->SetWidth(101.1);
+ padPlane->SetLengthOPad(7.5);
+ padPlane->SetWidthOPad(0.705);
+ padPlane->SetLengthIPad(8.0);
+ padPlane->SetWidthIPad(0.695);
+ padPlane->SetTiltingAngle(-2.0);
+ }
+ break;
+ case 3:
+ if (icham == 2) {
+ // L3C0 type
+ padPlane->SetNrows(12);
+ padPlane->SetLength(108.0);
+ padPlane->SetWidth(105.5);
+ padPlane->SetLengthOPad(8.0);
+ padPlane->SetWidthOPad(0.775);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.725);
+ padPlane->SetTiltingAngle(2.0);
+ }
+ else {
+ // L3C1 type
+ padPlane->SetNrows(16);
+ padPlane->SetLength(136.0);
+ padPlane->SetWidth(105.5);
+ padPlane->SetLengthOPad(7.5);
+ padPlane->SetWidthOPad(0.775);
+ padPlane->SetLengthIPad(8.5);
+ padPlane->SetWidthIPad(0.725);
+ padPlane->SetTiltingAngle(2.0);
+ }
+ break;
+ case 4:
+ if (icham == 2) {
+ // L4C0 type
+ padPlane->SetNrows(12);
+ padPlane->SetLength(108.0);
+ padPlane->SetWidth(109.9);
+ padPlane->SetLengthOPad(8.0);
+ padPlane->SetWidthOPad(0.845);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.755);
+ padPlane->SetTiltingAngle(-2.0);
+ }
+ else {
+ // L4C1 type
+ padPlane->SetNrows(16);
+ padPlane->SetLength(143.0);
+ padPlane->SetWidth(109.9);
+ padPlane->SetLengthOPad(7.5);
+ padPlane->SetWidthOPad(0.845);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.755);
+ padPlane->SetTiltingAngle(-2.0);
+ }
+ break;
+ case 5:
+ if (icham == 2) {
+ // L5C0 type
+ padPlane->SetNrows(12);
+ padPlane->SetLength(108.0);
+ padPlane->SetWidth(114.4);
+ padPlane->SetLengthOPad(8.0);
+ padPlane->SetWidthOPad(0.965);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.785);
+ padPlane->SetTiltingAngle(2.0);
+ }
+ else {
+ // L5C1 type
+ padPlane->SetNrows(16);
+ padPlane->SetLength(145.0);
+ padPlane->SetWidth(114.4);
+ padPlane->SetLengthOPad(8.5);
+ padPlane->SetWidthOPad(0.965);
+ padPlane->SetLengthIPad(9.0);
+ padPlane->SetWidthIPad(0.785);
+ padPlane->SetTiltingAngle(2.0);
+ }
+ break;
+ };
+
+ //
+ // The positions of the borders of the pads
+ //
+ // Row direction
+ //
+ Double_t row = fClength[iplan][icham] / 2.0
+ - fgkRpadW
+ - padPlane->GetLengthRim();
+ for (Int_t ir = 0; ir < padPlane->GetNrows(); ir++) {
+ padPlane->SetPadRow(ir,row);
+ row -= padPlane->GetRowSpacing();
+ if (ir == 0) {
+ row -= padPlane->GetLengthOPad();
+ }
+ else {
+ row -= padPlane->GetLengthIPad();
+ }
+ }
+ //
+ // Column direction
+ //
+ Double_t col = fCwidth[iplan] / 2.0
+ + fgkCroW
+ - padPlane->GetWidthRim();
+ for (Int_t ic = 0; ic < padPlane->GetNcols(); ic++) {
+ padPlane->SetPadCol(ic,col);
+ col -= padPlane->GetColSpacing();
+ if (ic == 0) {
+ col -= padPlane->GetWidthOPad();
+ }
+ else {
+ col -= padPlane->GetWidthIPad();
+ }
+ }
+ // Calculate the offset to translate from the local ROC system into
+ // the local supermodule system, which is used for clusters
+ Double_t rowTmp = fClength[iplan][0]
+ + fClength[iplan][1]
+ + fClength[iplan][2] / 2.0;
+ for (Int_t ic = 0; ic < icham; ic++) {
+ rowTmp -= fClength[iplan][ic];
+ }
+ padPlane->SetPadRowSMOffset(rowTmp - fClength[iplan][icham]/2.0);
+
+ return padPlane;
+
+}
+
//_____________________________________________________________________________
void AliTRDgeometry::CreateGeometry(Int_t *idtmed)
{
xpos = 0.0;
ypos = fClength[iplan][0] + fClength[iplan][1] + fClength[iplan][2]/2.0;
for (Int_t ic = 0; ic < icham; ic++) {
- ypos -= fClength[iplan][ic];
+ ypos -= fClength[iplan][ic];
}
ypos -= fClength[iplan][icham]/2.0;
- zpos = fgkVrocsm + fgkSMpltT + fgkCraH/2.0 + fgkCdrH/2.0 - fgkSheight/2.0
+ zpos = fgkVrocsm + fgkSMpltT + fgkCraH/2.0 + fgkCdrH/2.0 - fgkSheight/2.0
+ iplan * (fgkCH + fgkVspace);
// The lower aluminum frame, radiator + drift region
sprintf(cTagV,"UA%02d",iDet);
gMC->Matrix(matrix[1], 80.0, 0.0, 90.0, 90.0, 10.0, 180.0);
gMC->Matrix(matrix[2], 0.0, 0.0, 90.0, 90.0, 90.0, 0.0);
gMC->Matrix(matrix[3], 180.0, 0.0, 90.0, 90.0, 90.0, 180.0);
-
- AliTRDCommonParam *commonParam = AliTRDCommonParam::Instance();
- if (!commonParam) {
- AliError("Could not get common parameters\n");
- return;
- }
//
// The cooling arterias
xpos = 0.0;
ypos = fClength[iplan][0] + fClength[iplan][1] + fClength[iplan][2]/2.0;
for (Int_t ic = 0; ic < icham; ic++) {
- ypos -= fClength[iplan][ic];
+ ypos -= fClength[iplan][ic];
}
ypos -= fClength[iplan][icham]/2.0;
- zpos = fgkVrocsm + fgkSMpltT + fgkCH + fgkVspace/2.0 - fgkSheight/2.0
+ zpos = fgkVrocsm + fgkSMpltT + fgkCH + fgkVspace/2.0 - fgkSheight/2.0
+ iplan * (fgkCH + fgkVspace);
zpos -= 0.742/2.0;
fChamberUUorig[iDet][0] = xpos;
for (iplan = 0; iplan < kNplan; iplan++) {
Int_t iDet = GetDetectorSec(iplan,icham);
Int_t iCopy = GetDetector(iplan,icham,0) * 100;
- Int_t nMCMrow = commonParam->GetRowMax(iplan,icham,0);
+ Int_t nMCMrow = GetRowMax(iplan,icham,0);
Float_t ySize = (GetChamberLength(iplan,icham) - 2.0*fgkRpadW)
/ ((Float_t) nMCMrow);
sprintf(cTagV,"UU%02d",iDet);
for (iplan = 0; iplan < kNplan; iplan++) {
Int_t iDet = GetDetectorSec(iplan,icham);
Int_t iCopy = GetDetector(iplan,icham,0) * 100;
- Int_t nMCMrow = commonParam->GetRowMax(iplan,icham,0);
+ Int_t nMCMrow = GetRowMax(iplan,icham,0);
Float_t ySize = (GetChamberLength(iplan,icham) - 2.0*fgkRpadW)
/ ((Float_t) nMCMrow);
sprintf(cTagV,"UU%02d",iDet);
const Float_t kMCMx = 3.0;
const Float_t kMCMy = 3.0;
const Float_t kMCMz = 0.3;
-
+
const Float_t kMCMpcTh = 0.1;
- const Float_t kMCMcuTh = 0.0215;
- const Float_t kMCMsiTh = 0.003;
- const Float_t kMCMcoTh = 0.1549;
+ const Float_t kMCMcuTh = 0.0025;
+ const Float_t kMCMsiTh = 0.03;
+ const Float_t kMCMcoTh = 0.04;
// The mother volume for the MCMs (air)
const Int_t kNparMCM = 3;
for (iplan = 0; iplan < kNplan; iplan++) {
Int_t iDet = GetDetectorSec(iplan,icham);
Int_t iCopy = GetDetector(iplan,icham,0) * 1000;
- Int_t nMCMrow = commonParam->GetRowMax(iplan,icham,0);
+ Int_t nMCMrow = GetRowMax(iplan,icham,0);
Float_t ySize = (GetChamberLength(iplan,icham) - 2.0*fgkRpadW)
/ ((Float_t) nMCMrow);
Int_t nMCMcol = 8;
}
//_____________________________________________________________________________
-Bool_t AliTRDgeometry::Rotate(Int_t d, Double_t *pos, Double_t *rot) const
+Bool_t AliTRDgeometry::RotateBack(Int_t det, Double_t *loc, Double_t *glb) const
{
//
- // Rotates all chambers in the position of sector 0 and transforms
- // the coordinates in the ALICE restframe <pos> into the
- // corresponding local frame <rot>.
+ // Rotates a chambers to transform the corresponding local frame
+ // coordinates <loc> into the coordinates of the ALICE restframe <glb>.
//
- Int_t sector = GetSector(d);
+ Int_t sector = GetSector(det);
- rot[0] = pos[0] * fRotA11[sector] + pos[1] * fRotA12[sector];
- rot[1] = -pos[0] * fRotA21[sector] + pos[1] * fRotA22[sector];
- rot[2] = pos[2];
-
- return kTRUE;
-
-}
-
-//_____________________________________________________________________________
-Bool_t AliTRDgeometry::RotateBack(Int_t d, Double_t *rot, Double_t *pos) const
-{
- //
- // Rotates a chambers from the position of sector 0 into its
- // original position and transforms the corresponding local frame
- // coordinates <rot> into the coordinates of the ALICE restframe <pos>.
- //
-
- Int_t sector = GetSector(d);
-
- pos[0] = rot[0] * fRotB11[sector] + rot[1] * fRotB12[sector];
- pos[1] = -rot[0] * fRotB21[sector] + rot[1] * fRotB22[sector];
- pos[2] = rot[2];
+ glb[0] = loc[0] * fRotB11[sector] - loc[1] * fRotB12[sector];
+ glb[1] = loc[0] * fRotB21[sector] + loc[1] * fRotB22[sector];
+ glb[2] = loc[2];
return kTRUE;
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetPlane(Int_t d) const
+Int_t AliTRDgeometry::GetPlane(Int_t d)
{
//
// Reconstruct the plane number from the detector number
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetPadRowFromMCM(Int_t irob, Int_t imcm) const
+AliTRDpadPlane *AliTRDgeometry::GetPadPlane(Int_t p, Int_t c)
{
+ //
+ // Returns the pad plane for a given plane <p> and chamber <c> number
+ //
- // return on which row this mcm sits
+ if (!fPadPlaneArray) {
+ CreatePadPlaneArray();
+ }
- return fgkMCMrow*(irob/2) + imcm/fgkMCMrow;
+ Int_t ipp = GetDetectorSec(p,c);
+ return ((AliTRDpadPlane *) fPadPlaneArray->At(ipp));
-;
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetPadColFromADC(Int_t irob, Int_t imcm, Int_t iadc) const
+Int_t AliTRDgeometry::GetRowMax(Int_t p, Int_t c, Int_t /*s*/)
{
//
- // return which pad is connected to this adc channel.
+ // Returns the number of rows on the pad plane
//
- // ADC channels 2 to 19 are connected directly to a pad via PASA.
- // ADC channels 0, 1 and 20 are not connected to the PASA on this MCM.
- // So the mapping (for MCM 0 on ROB 0 at least) is
+
+ return GetPadPlane(p,c)->GetNrows();
+
+}
+
+//_____________________________________________________________________________
+Int_t AliTRDgeometry::GetColMax(Int_t p)
+{
//
- // ADC channel : 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
- // Pad : x x 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 x
- // Func. returns: 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 -1
+ // Returns the number of rows on the pad plane
//
- // Here we assume that 21 ADC channels are transmitted. Maybe it will only be
- // 18 later on!!!
+
+ return GetPadPlane(p,0)->GetNcols();
+
+}
+
+//_____________________________________________________________________________
+Double_t AliTRDgeometry::GetRow0(Int_t p, Int_t c, Int_t /*s*/)
+{
//
- // This function maps also correctly the channels that cross from MCM to MCM
- // (ADC channels 0, 1, 20).
+ // Returns the position of the border of the first pad in a row
//
- return (17-(iadc-2)) + (imcm%fgkMCMrow)*fgkPadmax + GetRobSide(irob)*fgkColmax/2;
+ return GetPadPlane(p,c)->GetRow0();
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetMCMfromPad(Int_t irow, Int_t icol) const
+Double_t AliTRDgeometry::GetCol0(Int_t p)
{
+ //
+ // Returns the position of the border of the first pad in a column
+ //
- // return on which mcm this pad is
+ return GetPadPlane(p,0)->GetCol0();
- if ( irow < 0 || icol < 0 || irow > fgkRowmaxC1 || icol > fgkColmax ) return -1;
+}
- return (icol%(fgkColmax/2))/fgkPadmax + fgkMCMrow*(irow%fgkMCMrow);
+//_____________________________________________________________________________
+Int_t AliTRDgeometry::GetPadRowFromMCM(Int_t irob, Int_t imcm) const
+{
+ //
+ // Return on which row this mcm sits
+ //
+
+ return fgkMCMrow*(irob/2) + imcm/fgkMCMrow;
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetROBfromPad(Int_t irow, Int_t icol) const
+Int_t AliTRDgeometry::GetPadColFromADC(Int_t irob, Int_t imcm, Int_t iadc) const
{
+ //
+ // Return which pad is connected to this adc channel. return -1 if it
+ // is one of the not directly connected adc channels (0, 1 20)
+ //
- // return on which rob this pad is
+ if (iadc < 2 || iadc > 19 ) return -1;
- return (irow/fgkMCMrow)*2 + GetColSide(icol);
+ return (iadc-2) + (imcm%fgkMCMrow)*fgkPadmax + GetRobSide(irob)*fgkColmax/2;
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetRobSide(Int_t irob) const
+Int_t AliTRDgeometry::GetMCMfromPad(Int_t irow, Int_t icol) const
{
+ //
+ // Return on which mcm this pad is
+ //
- // return on which side this rob sits (A side = 0, B side = 1)
-
- if ( irob < 0 || irob >= fgkROBmaxC1 ) return -1;
+ if ( irow < 0 || icol < 0 || irow > fgkRowmaxC1 || icol > fgkColmax ) return -1;
- return irob%2;
+ return (icol%(fgkColmax/2))/fgkPadmax + fgkMCMrow*(irow%fgkMCMrow);
}
//_____________________________________________________________________________
-Int_t AliTRDgeometry::GetColSide(Int_t icol) const
+Int_t AliTRDgeometry::GetROBfromPad(Int_t irow, Int_t icol) const
{
+ //
+ // Return on which rob this pad is
+ //
- // return on which side this column sits (A side = 0, B side = 1)
-
- if ( icol < 0 || icol >= fgkColmax ) return -1;
-
- return icol/(fgkColmax/2);
+ return (irow/fgkMCMrow)*2 + GetColSide(icol);
}
//_____________________________________________________________________________
-AliTRDgeometry *AliTRDgeometry::GetGeometry(AliRunLoader *runLoader)
+Int_t AliTRDgeometry::GetRobSide(Int_t irob) const
{
//
- // Load the geometry from the galice file
+ // Return on which side this rob sits (A side = 0, B side = 1)
//
- if (!runLoader) {
- runLoader = AliRunLoader::GetRunLoader();
- }
- if (!runLoader) {
- AliErrorGeneral("AliTRDgeometry::GetGeometry","No run loader");
- return NULL;
- }
+ if ( irob < 0 || irob >= fgkROBmaxC1 ) return -1;
- TDirectory *saveDir = gDirectory;
- runLoader->CdGAFile();
+ return irob%2;
- // Try from the galice.root file
- AliTRDgeometry *geom = (AliTRDgeometry *) gDirectory->Get("TRDgeometry");
+}
- if (!geom) {
- // If it is not in the file, try to get it from the run loader
- AliTRD *trd = (AliTRD *) runLoader->GetAliRun()->GetDetector("TRD");
- geom = trd->GetGeometry();
- }
- if (!geom) {
- AliErrorGeneral("AliTRDgeometry::GetGeometry","Geometry not found");
- return NULL;
- }
+//_____________________________________________________________________________
+Int_t AliTRDgeometry::GetColSide(Int_t icol) const
+{
+ //
+ // Return on which side this column sits (A side = 0, B side = 1)
+ //
- saveDir->cd();
- return geom;
+ if ( icol < 0 || icol >= fgkColmax ) return -1;
+
+ return icol/(fgkColmax/2);
}
Bool_t AliTRDgeometry::ReadGeoMatrices()
{
//
- // Read the geo matrices from the current gGeoManager for each TRD detector
- //
- // This fill three arrays of TGeoHMatrix, ordered by detector numbers
- // for fast access:
- // fMatrixArray: Used for transformation local <-> global ???
- // fMatrixCorrectionArray: Used for transformation local <-> tracking system
- // fMatrixGeo: Alignable objects
+ // Read geo matrices from current gGeoManager for each TRD sector
//
if (!gGeoManager) {
fMatrixArray = new TObjArray(kNdet);
fMatrixCorrectionArray = new TObjArray(kNdet);
fMatrixGeo = new TObjArray(kNdet);
+ AliAlignObjAngles o;
- for (Int_t iLayer = AliAlignObj::kTRD1; iLayer <= AliAlignObj::kTRD6; iLayer++) {
- for (Int_t iModule = 0; iModule < AliAlignObj::LayerSize(iLayer); iModule++) {
+ for (Int_t iLayer = AliGeomManager::kTRD1; iLayer <= AliGeomManager::kTRD6; iLayer++) {
+ for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(iLayer); iModule++) {
- // Find the path to the different alignable objects (ROCs)
- UShort_t volid = AliAlignObj::LayerToVolUID(iLayer,iModule);
- const char *symname = AliAlignObj::SymName(volid);
+ UShort_t volid = AliGeomManager::LayerToVolUID(iLayer,iModule);
+ const char *symname = AliGeomManager::SymName(volid);
TGeoPNEntry *pne = gGeoManager->GetAlignableEntry(symname);
const char *path = symname;
if (pne) {
if (!gGeoManager->cd(path)) {
return kFALSE;
}
-
- // Get the geo matrix of the current alignable object
- // and add it to the corresponding list
- TGeoHMatrix *matrix = gGeoManager->GetCurrentMatrix();
- Int_t iplane = iLayer - AliAlignObj::kTRD1;
- Int_t isector = iModule / Ncham();
- Int_t ichamber = iModule % Ncham();
- Int_t idet = GetDetector(iplane,ichamber,isector);
- fMatrixGeo->AddAt(new TGeoHMatrix(* matrix),idet);
-
- // Construct the geo matrix for the local <-> global transformation
- // and add it to the corresponding list.
- // In addition to the original geo matrix also a rotation of the
- // kind z-x-y to x-y--z is applied.
- TGeoRotation rotMatrixA;
- rotMatrixA.RotateY(90);
- rotMatrixA.RotateX(90);
- TGeoHMatrix matrixGlobal(rotMatrixA.Inverse());
- matrixGlobal.MultiplyLeft(matrix);
- fMatrixArray->AddAt(new TGeoHMatrix(matrixGlobal),idet);
-
- // Construct the geo matrix for the cluster transformation
- // and add it to the corresponding list.
- // In addition to the original geo matrix also a rotation of the
- // kind x-y--z to z-x-y and a rotation by the sector angle is applied.
+ TGeoHMatrix *m = gGeoManager->GetCurrentMatrix();
+ Int_t iLayerTRD = iLayer - AliGeomManager::kTRD1;
+ Int_t isector = iModule/Ncham();
+ Int_t ichamber = iModule%Ncham();
+ Int_t lid = GetDetector(iLayerTRD,ichamber,isector);
+
+ //
+ // Local geo system z-x-y to x-y--z
+ //
+ fMatrixGeo->AddAt(new TGeoHMatrix(*m),lid);
+
+ TGeoRotation mchange;
+ mchange.RotateY(90);
+ mchange.RotateX(90);
+
+ TGeoHMatrix gMatrix(mchange.Inverse());
+ gMatrix.MultiplyLeft(m);
+ fMatrixArray->AddAt(new TGeoHMatrix(gMatrix),lid);
+
+ //
+ // Cluster transformation matrix
+ //
+ TGeoHMatrix rotMatrix(mchange.Inverse());
+ rotMatrix.MultiplyLeft(m);
Double_t sectorAngle = 20.0 * (isector % 18) + 10.0;
- TGeoHMatrix rotMatrixB(rotMatrixA.Inverse());
- rotMatrixB.MultiplyLeft(matrix);
- TGeoHMatrix rotSector;
+ TGeoHMatrix rotSector;
rotSector.RotateZ(sectorAngle);
- rotMatrixB.MultiplyLeft(&rotSector);
- fMatrixCorrectionArray->AddAt(new TGeoHMatrix(rotMatrixB),idet);
+ rotMatrix.MultiplyLeft(&rotSector.Inverse());
+
+ fMatrixCorrectionArray->AddAt(new TGeoHMatrix(rotMatrix),lid);
}
}