- Double_t globalZ = 0.005; // in cm, = 50 microns
- Double_t resFact = 0.7;
- Double_t spdXY = 0.0015*resFact;
- Double_t sddXYZ = 0.0030*resFact;
- Double_t ssdXY = 0.0020*resFact;
- Double_t rot = 0.018;
-
- Double_t spdZ = 0.002;
- Double_t ssdZ = 0.010;
-
- TRandom *rnd = new TRandom(65416087);
-
- Double_t dx=0., dy=0., dz=0., dpsi=0., dtheta=0., dphi=0.;
- AliGeomManager::ELayerID iLayer = AliGeomManager::kInvalidLayer;
-
- Int_t j = 0;
-
- new(alobj[j++]) AliAlignObjParams("ITS", 0, dx, dy, globalZ, dpsi, dtheta, dphi, kTRUE);
- AliAlignObjParams* its_alobj = (AliAlignObjParams*) array->UncheckedAt(0);
- its_alobj->ApplyToGeometry();
-
-
- for ( Int_t l = AliGeomManager::kSPD1; l <= AliGeomManager::kSSD2; l++) {
-
- printf("%i modules in layer %i\n", AliGeomManager::LayerSize(l), l);
- for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(l); iModule++) {
-
- dpsi = rnd->Gaus(0., rot);
- dtheta = rnd->Gaus(0., rot);
- dphi = rnd->Gaus(0., rot);
-
- iLayer = AliGeomManager::kInvalidLayer;
-
- switch (l) {
- case 1: {
- iLayer = AliGeomManager::kSPD1;
- dx = rnd->Gaus(0., spdXY);
- dy = rnd->Gaus(0., spdXY);
- dz = rnd->Gaus(0., spdZ);
- }; break;
- case 2: {
- iLayer = AliGeomManager::kSPD2;
- dx = rnd->Gaus(0., spdXY);
- dy = rnd->Gaus(0., spdXY);
- dz = rnd->Gaus(0., spdZ);
- }; break;
- case 3: {
- iLayer = AliGeomManager::kSDD1;
- dx = rnd->Gaus(0., sddXYZ);
- dy = rnd->Gaus(0., sddXYZ);
- dz = rnd->Gaus(0., sddXYZ);
- }; break;
- case 4: {
- iLayer = AliGeomManager::kSDD2;
- dx = rnd->Gaus(0., sddXYZ);
- dy = rnd->Gaus(0., sddXYZ);
- dz = rnd->Gaus(0., sddXYZ);
- }; break;
- case 5: {
- iLayer = AliGeomManager::kSSD1;
- dx = rnd->Gaus(0., ssdXY);
- dy = rnd->Gaus(0., ssdXY);
- dz = rnd->Gaus(0., ssdZ);
- }; break;
- case 6: {
- iLayer = AliGeomManager::kSSD2;
- dx = rnd->Gaus(0., ssdXY);
- dy = rnd->Gaus(0., ssdXY);
- dz = rnd->Gaus(0., ssdZ);
- }; break;
- default: Printf("Wrong layer index in ITS (%d) !",l);
- };
- UShort_t volid = AliGeomManager::LayerToVolUID(iLayer,iModule);
- const char *symname = AliGeomManager::SymName(volid);
-
- new(alobj[j]) AliAlignObjParams(symname, volid, dx, dy, dz, dpsi, dtheta, dphi, kFALSE);
- j++;
+ // SETTINGS:
+ // - tranformations are defined by the "maximum transformation"
+ // dx,dy,dz,dpsi,dtheta,dphi: then we take a Gaussian with sigma=dx/3
+ // and we cut it at +- 3*sigma = dx
+ // (the option "unif" allows to sample from a uniform distr.)
+ // - units are cm and deg
+ // - transformations are defined in the local frame of the volume
+ // being misaligned
+ //
+ const Float_t kRadToDeg = 180./TMath::Pi();
+
+
+ //=****************************************
+ // overall ITS misalignment : source -
+ //=****************************************
+ Float_t its_dx = 0.0000; // ?
+ Float_t its_dy = 0.0000; // ?
+ Float_t its_dz = 0.0000; // ?
+ Float_t its_dpsi = 0.0000; // ?
+ Float_t its_dtheta = 0.0000; // ?
+ Float_t its_dphi = 0.0000; // ?
+
+ //=****************************************
+ // misalignment at the level of SPD sectors : source - A.Pepato
+ //=****************************************
+ Float_t spdsector_dx = 0.0050/5.; // 50 micron (~tangetial, i.e. rphi)
+ Float_t spdsector_dy = 0.0100/5.; // 100 micron (~radial)
+ Float_t spdsector_dz = 0.0100/5.; // 100 micron
+ Float_t spdsector_dpsi = 0.0100/30.*kRadToDeg/5.; // so as to have 100 micron difference at the two extremes
+ Float_t spdsector_dtheta = 0.0100/30.*kRadToDeg/5.; // so as to have 100 micron difference at the two extremes
+ Float_t spdsector_dphi = 0.0050/1.5*kRadToDeg/5.; // so as to have 50 micron difference at the two extremes
+ Bool_t unifspdsector=kFALSE;
+
+ //=****************************************
+ // misalignment at the level of SPD half-barrels : source - A.Pepato
+ //=****************************************
+ Float_t spdhalfbarrel_dx = 0.000; // 200 micron
+ Float_t spdhalfbarrel_dy = 0.000; // 200 micron
+ Float_t spdhalfbarrel_dz = 0.000; // 200 micron
+ Float_t spdhalfbarrel_dpsi = 0.000/30.*kRadToDeg; // so as to have 100 micron difference at the two extremes
+ Float_t spdhalfbarrel_dtheta = 0.000/30.*kRadToDeg; // so as to have 100 micron difference at the two extremes
+ Float_t spdhalfbarrel_dphi = 0.000/7.*kRadToDeg; // so as to have 100 micron difference at the two extremes
+
+ //=****************************************
+ // misalignment at the level of SPD barrel : source - A.Pepato
+ //=****************************************
+ Float_t spdbarrel_dx = 0.000; // 1 mm (very pessimistic)
+ Float_t spdbarrel_dy = 0.000; // 1 mm (very pessimistic)
+ Float_t spdbarrel_dz = 0.000; // 1 mm (very pessimistic)
+ Float_t spdbarrel_dpsi = 0.000/30.*kRadToDeg; // so as to have 500 micron difference at the two extremes
+ Float_t spdbarrel_dtheta = 0.000/30.*kRadToDeg; // so as to have 500 micron difference at the two extremes
+ Float_t spdbarrel_dphi = 0.000/7.*kRadToDeg; // so as to have 500 micron difference at the two extremes
+
+
+ //=****************************************
+ // misalignment at the level of SDD and SSD layers: source
+ //=****************************************
+ /*
+ Float_t sddlayer_dx = 0.0000; // ?
+ Float_t sddlayer_dy = 0.0000; // ?
+ Float_t sddlayer_dz = 0.0000; // ?
+ Float_t sddlayer_dpsi = 0.0000; // ?
+ Float_t sddlayer_dtheta = 0.0000; // ?
+ Float_t sddlayer_dphi = 0.0000; // ?
+
+ Float_t ssdlayer_dx = 0.0000; // ?
+ Float_t ssdlayer_dy = 0.0000; // ?
+ Float_t ssdlayer_dz = 0.0000; // ?
+ Float_t ssdlayer_dpsi = 0.0000; // ?
+ Float_t ssdlayer_dtheta = 0.0000; // ?
+ Float_t ssdlayer_dphi = 0.0000; // ?
+ */
+
+ //=****************************************
+ // misalignment at the level of half-staves (SPD) : source - S.Moretto
+ // ladders (SDD,SSD) : source -
+ //=****************************************
+ Float_t spdhalfstave_dx = 0.0020/4.; // 20 micron
+ Float_t spdhalfstave_dy = 0.0100/4.; // 100 micron
+ Float_t spdhalfstave_dz = 0.0020/4.; // 20 micron
+ Float_t spdhalfstave_dpsi = 0.0050/7.*kRadToDeg/4.; // so as to have 50 micron difference at the two extremes
+ Float_t spdhalfstave_dtheta = 0.0020/7.*kRadToDeg/4.; // so as to have 20 micron difference at the two extremes
+ Float_t spdhalfstave_dphi = 0.0050/0.7*kRadToDeg/4.; // so as to have 50 micron difference at the two extremes
+ Bool_t unifspdhalfstave=kFALSE;
+
+ Float_t sddladder_dx = 0.0005; // 5 micron
+ Float_t sddladder_dy = 0.0005; // 5 micron
+ Float_t sddladder_dz = 0.0005; // 5 micron
+ Float_t sddladder_dpsi = 0.00; // ?
+ Float_t sddladder_dtheta = 0.00; // ?
+ Float_t sddladder_dphi = 0.00; // ?
+
+ Float_t ssdladder_dx = 0.0005; // 5 micron
+ Float_t ssdladder_dy = 0.0005; // 5 micron
+ Float_t ssdladder_dz = 0.0005; // 5 micron
+ Float_t ssdladder_dpsi = 0.00; // ?
+ Float_t ssdladder_dtheta = 0.00; // ?
+ Float_t ssdladder_dphi = 0.00; // ?
+
+
+ //=****************************************
+ // misalignment at the level of ladders (SPD) : source - R.Santoro
+ // modules (SDD) : source - L.Gaudichet
+ // modules (SSD) : source -
+ //=****************************************
+ Float_t spdladder_dx = 0.0010/5.; // 10 micron
+ Float_t spdladder_dy = 0.0050/5.; // 50 micron
+ Float_t spdladder_dz = 0.0010/5.; // 10 micron
+ Float_t spdladder_dpsi = 0.0001*kRadToDeg/5.; // 0.1 mrad
+ Float_t spdladder_dtheta = 0.0001*kRadToDeg/5.; // 0.1 mrad
+ Float_t spdladder_dphi = 0.0001*kRadToDeg/5.; // 0.1 mrad
+
+ Float_t sddmodule_dx = 0.0045/5.; // 45 micron
+ Float_t sddmodule_dy = 0.0045/5.; // 45 micron
+ Float_t sddmodule_dz = 0.0105/5.; // 105 micron
+ Float_t sddmodule_dpsi = 0.00; // ?
+ Float_t sddmodule_dtheta = 0.00; // ?
+ Float_t sddmodule_dphi = 0.00; // ?
+
+ Float_t ssdmodule_dx = 0.0050/5.; // 50 micron
+ Float_t ssdmodule_dy = 0.0050/5.; // 50 micron
+ Float_t ssdmodule_dz = 0.0050/5.; // 50 micron
+ Float_t ssdmodule_dpsi = 0.00; // ?
+ Float_t ssdmodule_dtheta = 0.00; // ?
+ Float_t ssdmodule_dphi = 0.00; // ?
+ //
+ // END SETTINGS
+
+
+ AliITSMisalignMaker alignMaker;
+
+ //=****************************************
+ // overall ITS misalignment :
+ //=****************************************
+
+ alignMaker.AddAlignObj("ITS",its_dx,its_dy,its_dz,its_dpsi,its_dtheta,its_dphi,kFALSE);
+
+
+ //=****************************************
+ // misalignment at the level of SPD barrel, half-barrels, and at the level
+ // of SPD sectors
+ //=****************************************
+
+ Double_t vx,vy,vz,vpsi,vtheta,vphi;
+ Double_t vxbarrel,vybarrel,vzbarrel,vpsibarrel,vthetabarrel,vphibarrel;
+
+ // barrel
+ vxbarrel = alignMaker.GaussCut(0, spdbarrel_dx/3, spdbarrel_dx);
+ vybarrel = alignMaker.GaussCut(0, spdbarrel_dy/3, spdbarrel_dy);
+ vzbarrel = alignMaker.GaussCut(0, spdbarrel_dz/3, spdbarrel_dz);
+ vpsibarrel = alignMaker.GaussCut(0, spdbarrel_dpsi/3, spdbarrel_dpsi);
+ vthetabarrel = alignMaker.GaussCut(0, spdbarrel_dtheta/3, spdbarrel_dtheta);
+ vphibarrel = alignMaker.GaussCut(0, spdbarrel_dphi/3, spdbarrel_dphi);
+
+ // top half-barrel
+ vx = alignMaker.GaussCut(0, spdhalfbarrel_dx/3, spdhalfbarrel_dx);
+ vy = alignMaker.GaussCut(0, spdhalfbarrel_dy/3, spdhalfbarrel_dy);
+ vz = alignMaker.GaussCut(0, spdhalfbarrel_dz/3, spdhalfbarrel_dz);
+ vpsi = alignMaker.GaussCut(0, spdhalfbarrel_dpsi/3, spdhalfbarrel_dpsi);
+ vtheta = alignMaker.GaussCut(0, spdhalfbarrel_dtheta/3, spdhalfbarrel_dtheta);
+ vphi = alignMaker.GaussCut(0, spdhalfbarrel_dphi/3, spdhalfbarrel_dphi);
+
+ vx += vxbarrel;
+ vy += vybarrel;
+ vz += vzbarrel;
+ vpsi += vpsibarrel;
+ vtheta += vthetabarrel;
+ vphi += vphibarrel;
+
+ alignMaker.AddSectorAlignObj(1, 5, spdsector_dx,spdsector_dy,spdsector_dz,
+ spdsector_dpsi,spdsector_dtheta,spdsector_dphi,
+ vx,vy,vz,vpsi,vtheta,vphi,unifspdsector);
+
+ // bottom half-barrel
+ vx = alignMaker.GaussCut(0, spdhalfbarrel_dx/3, spdhalfbarrel_dx);
+ vy = alignMaker.GaussCut(0, spdhalfbarrel_dy/3, spdhalfbarrel_dy);
+ vz = alignMaker.GaussCut(0, spdhalfbarrel_dz/3, spdhalfbarrel_dz);
+ vpsi = alignMaker.GaussCut(0, spdhalfbarrel_dpsi/3, spdhalfbarrel_dpsi);
+ vtheta = alignMaker.GaussCut(0, spdhalfbarrel_dtheta/3, spdhalfbarrel_dtheta);
+ vphi = alignMaker.GaussCut(0, spdhalfbarrel_dphi/3, spdhalfbarrel_dphi);
+
+ vx += vxbarrel;
+ vy += vybarrel;
+ vz += vzbarrel;
+ vpsi += vpsibarrel;
+ vtheta += vthetabarrel;
+ vphi += vphibarrel;
+
+ alignMaker.AddSectorAlignObj(6, 10, spdsector_dx,spdsector_dy,spdsector_dz,
+ spdsector_dpsi,spdsector_dtheta,spdsector_dphi,
+ vx,vy,vz,vpsi,vtheta,vphi,unifspdsector);
+
+
+ //=****************************************
+ // misalignment at the level of SDD and SSD layers
+ //=****************************************
+ /* alignMaker.AddAlignObj("ITS/SDD2", sddlayer_dx,sddlayer_dy,sddlayer_dz, sddlayer_dpsi,sddlayer_dtheta,sddlayer_dphi);
+ alignMaker.AddAlignObj("ITS/SDD3", sddlayer_dx,sddlayer_dy,sddlayer_dz, sddlayer_dpsi,sddlayer_dtheta,sddlayer_dphi);
+ alignMaker.AddAlignObj("ITS/SSD4", ssdlayer_dx,ssdlayer_dy,ssdlayer_dz, ssdlayer_dpsi,ssdlayer_dtheta,ssdlayer_dphi);
+ alignMaker.AddAlignObj("ITS/SSD5", ssdlayer_dx,ssdlayer_dy,ssdlayer_dz, ssdlayer_dpsi,ssdlayer_dtheta,ssdlayer_dphi); */
+ // still waiting for some changes in aliroot
+
+
+
+ //=****************************************
+ // misalignment at the level of half-staves (SPD)/ladders (SDD,SSD) :
+ //=****************************************
+
+ alignMaker.AddAlignObj(0, -1, spdhalfstave_dx,spdhalfstave_dy,spdhalfstave_dz, spdhalfstave_dpsi,spdhalfstave_dtheta,spdhalfstave_dphi,unifspdhalfstave); // all SPD1 half-staves
+ alignMaker.AddAlignObj(1, -1, spdhalfstave_dx,spdhalfstave_dy,spdhalfstave_dz, spdhalfstave_dpsi,spdhalfstave_dtheta,spdhalfstave_dphi,unifspdhalfstave); // all SPD2 half-staves
+
+ alignMaker.AddAlignObj(2, -1, sddladder_dx,sddladder_dy,sddladder_dz, sddladder_dpsi,sddladder_dtheta,sddladder_dphi,kFALSE); // all SDD1 ladders
+ alignMaker.AddAlignObj(3, -1, sddladder_dx,sddladder_dy,sddladder_dz, sddladder_dpsi,sddladder_dtheta,sddladder_dphi,kFALSE); // all SDD2 ladders
+
+ alignMaker.AddAlignObj(4, -1, ssdladder_dx,ssdladder_dy,ssdladder_dz, ssdladder_dpsi,ssdladder_dtheta,ssdladder_dphi,kFALSE); // all SSD1 ladders
+ alignMaker.AddAlignObj(5, -1, ssdladder_dx,ssdladder_dy,ssdladder_dz, ssdladder_dpsi,ssdladder_dtheta,ssdladder_dphi,kFALSE); // all SSD2 ladders
+
+ //=****************************************
+ // misalignment at the level of ladders (SPD)/modules (SDD, SSD) :
+ //=****************************************
+
+ alignMaker.AddAlignObj(0, spdladder_dx,spdladder_dy,spdladder_dz, spdladder_dpsi,spdladder_dtheta,spdladder_dphi,kFALSE); // all SPD1 ladders
+ alignMaker.AddAlignObj(1, spdladder_dx,spdladder_dy,spdladder_dz, spdladder_dpsi,spdladder_dtheta,spdladder_dphi,kFALSE); // all SPD2 ladders
+
+ alignMaker.AddAlignObj(2, sddmodule_dx,sddmodule_dy,sddmodule_dz, sddmodule_dpsi,sddmodule_dtheta,sddmodule_dphi,kFALSE); // all SDD1 modules
+ alignMaker.AddAlignObj(3, sddmodule_dx,sddmodule_dy,sddmodule_dz, sddmodule_dpsi,sddmodule_dtheta,sddmodule_dphi,kFALSE); // all SDD2 modules
+
+ alignMaker.AddAlignObj(4, ssdmodule_dx,ssdmodule_dy,ssdmodule_dz, ssdmodule_dpsi,ssdmodule_dtheta,ssdmodule_dphi,kFALSE); // all SSD1 modules
+ alignMaker.AddAlignObj(5, ssdmodule_dx,ssdmodule_dy,ssdmodule_dz, ssdmodule_dpsi,ssdmodule_dtheta,ssdmodule_dphi,kFALSE); // all SSD2 modules
+
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff