1 //==========================================================================================================================================
3 // Macro to create the config file (AliMFTGeometry.root) for the geometry of the ALICE Muon Forward Tracker
5 // Contact author: antonio.uras@cern.ch
7 //==========================================================================================================================================
9 void SetMFTGeometry() {
11 const Int_t nPlanes = 5;
13 const Float_t zCenter[nPlanes] = { -50.0, -58.0, -66.0, -72.0, -76.0 }; // expressed in cm
15 const Float_t rMin[nPlanes] = { 2.20, 2.60, 3.00, 3.30, 3.60 }; // expressed in cm
16 const Float_t rMax[nPlanes] = { 9.70, 11.00, 12.40, 13.40, 14.00 }; // expressed in cm
18 const Float_t pixelSizeX[nPlanes] = { 20.e-4, 20.e-4, 20.e-4, 20.e-4, 20.e-4 }; // expressed in cm
19 const Float_t pixelSizeY[nPlanes] = { 20.e-4, 20.e-4, 20.e-4, 20.e-4, 20.e-4 }; // expressed in cm
21 const Float_t thicknessActive[nPlanes] = { 50.e-4, 50.e-4, 50.e-4, 50.e-4, 50.e-4 }; // expressed in cm
22 const Float_t thicknessSupport[nPlanes] = {2000.e-4, 2000.e-4, 2000.e-4, 2000.e-4, 2000.e-4 }; // expressed in cm
23 const Float_t thicknessReadout[nPlanes] = { 50.e-4, 50.e-4, 50.e-4, 50.e-4, 50.e-4 }; // expressed in cm
25 const Float_t equivalentSilicon[nPlanes] = { 300.e-4, 300.e-4, 300.e-4, 300.e-4, 300.e-4}; // expressed in cm
26 const Float_t equivalentSiliconBeforeFront[nPlanes] = { 0.e-4, 0.e-4, 0.e-4, 0.e-4, 0.e-4}; // expressed in cm
27 const Float_t equivalentSiliconBeforeBack[nPlanes] = { 250.e-4, 250.e-4, 250.e-4, 250.e-4, 250.e-4}; // expressed in cm
29 TNtuple *geomMFT = new TNtuple("AliMFTGeometry", "ALICE MFT Geometry", "zCenter:rMin:rMax:pixelSizeX:pixelSizeY:thicknessActive:thicknessSupport:thicknessReadout:equivalentSilicon:equivalentSiliconBeforeFront:equivalentSiliconBeforeBack");
31 for (Int_t iPlane=0; iPlane<nPlanes; iPlane++) geomMFT -> Fill(zCenter[iPlane],
36 thicknessActive[iPlane],
37 thicknessSupport[iPlane],
38 thicknessReadout[iPlane],
39 equivalentSilicon[iPlane],
40 equivalentSiliconBeforeFront[iPlane],
41 equivalentSiliconBeforeBack[iPlane]);
43 TFile *fileGeomMFT = new TFile("AliMFTGeometry.root", "recreate");
45 fileGeomMFT -> Close();
49 //==========================================================================================================================================