/************************************************************************** * 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. * **************************************************************************/ /* $Id$ */ //------------------------------------------------------------------------ // AliFRAMEv2.cxx // symmetric space frame with possibility for holes // Author: A.Morsch //------------------------------------------------------------------------ #include #include #include "AliFRAMEv2.h" #include "AliMagF.h" #include "AliRun.h" #include "AliConst.h" #include "AliMC.h" ClassImp(AliFRAMEv2) //_____________________________________________________________________________ AliFRAMEv2::AliFRAMEv2() { // Constructor SetHoles(0); } //_____________________________________________________________________________ AliFRAMEv2::AliFRAMEv2(const char *name, const char *title) : AliFRAME(name,title) { // Constructor SetHoles(0); } //___________________________________________ void AliFRAMEv2::CreateGeometry() { //Begin_Html /* */ //End_Html //Begin_Html /* */ //End_Html Int_t idrotm[2299]; Int_t *idtmed = fIdtmed->GetArray()-1999; // // The Space frame // // Float_t pbox[3], ptrap[11], ptrd1[4], ppgon[10]; Float_t dx, dy, dz; Int_t i, j, jmod; // // Constants const Float_t kEps = 0.01; const Int_t kAir = idtmed[2004]; const Int_t kSteel = idtmed[2064]; const Float_t krad2deg = 180./TMath::Pi(); const Float_t kdeg2rad = 1./krad2deg; Float_t iFrH = 114.40; Float_t ringH = 4.00; Float_t ringW = 10.00; Float_t longH = 5.39; Float_t longW = 6.00; Float_t dwl = 3.14; Float_t dwh = 0.96; // Float_t dymodU[3] = {70.0, 224.0, 341.}; // new ? Float_t dymodL[3] = {54.0, 178.5, 341.}; // // Frame mother volume // // ptube[0] = 280.; // ptube[1] = 430.; // ptube[2] = 376.; ppgon[0] = 0.; ppgon[1] = 360.; ppgon[2] = 18.; ppgon[3] = 2.; ppgon[4] = -376.; ppgon[5] = 280.; ppgon[6] = 421.; ppgon[7] = -ppgon[4]; ppgon[8] = ppgon[5]; ppgon[9] = ppgon[6]; gMC->Gsvolu("B077", "PGON", kAir, ppgon, 10); // gMC->Gsvolu("B077", "TUBE", kAir, ptube, 3); gMC->Gspos("B077", 1, "ALIC", 0., 0., 0., 0, "ONLY"); // // Reference plane for TRD // ppgon[6] = ppgon[5] + 0.1; ppgon[9] = ppgon[6]; gMC->Gsvolu("BREF", "PGON", kAir, ppgon, 10); gMC->Gspos("BREF", 1, "B077", 0., 0., 0., 0, "ONLY"); // // The outer Frame // Float_t dol = 8.75; Float_t doh = 5.; Float_t ds = 0.35; // // Mother volume // ppgon[0] = 0.; ppgon[1] = 360.; ppgon[2] = 18.; ppgon[3] = 2.; ppgon[4] = -350.; ppgon[5] = 399.; ppgon[6] = 420.7122; ppgon[7] = -ppgon[4]; ppgon[8] = ppgon[5]; ppgon[9] = ppgon[6]; gMC->Gsvolu("B076", "PGON", kAir, ppgon, 10); gMC->Gspos("B076", 1, "B077", 0., 0., 0., 0, "ONLY"); // // Rings // dz = 2.*410.2*TMath::Sin(10.*kdeg2rad)-2.*dol*TMath::Cos(10.*kdeg2rad)- 2.*doh*TMath::Tan(10.*kdeg2rad); Float_t l1 = dz/2.; Float_t l2 = dz/2.+2.*doh*TMath::Tan(10.*kdeg2rad); ptrd1[0] = l1; ptrd1[1] = l2; ptrd1[2] = dol; ptrd1[3] = doh; gMC->Gsvolu("B042", "TRD1", kSteel, ptrd1, 4); ptrd1[0] = ptrd1[0]+ds*(l2-l1)/2./doh; ptrd1[1] = ptrd1[1]-ds*(l2-l1)/2./doh; ptrd1[2] = dol-ds; ptrd1[3] = doh-ds; gMC->Gsvolu("B043", "TRD1", kAir, ptrd1, 4); gMC->Gspos("B043", 1, "B042", 0., 0., 0., 0, "ONLY"); // // longitudinal bars // // 170x200x5 // pbox[0] = dol; pbox[1] = doh; pbox[2] = 350.; gMC->Gsvolu("B033", "BOX", kSteel, pbox, 3); pbox[0] = dol-ds; pbox[1] = doh-ds; gMC->Gsvolu("B034", "BOX", kAir, pbox, 3); gMC->Gspos("B034", 1, "B033", 0., 0., 0., 0, "ONLY"); pbox[0] = 1.0; pbox[1] = 5.0; pbox[2] = 375.5; gMC->Gsvolu("B080", "BOX", kSteel, pbox, 3); gMC->Gspos("B080", 1, "B077", 286.01, 0., 0., 0, "ONLY"); gMC->Gspos("B080", 2, "B077", -286.01, 0., 0., 0, "ONLY"); // // Diagonal bars (1) // Float_t h, d, dq, x, theta; h = (dymodU[1]-dymodU[0]-2.*dol)*.999; d = 2.*dol; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = krad2deg * TMath::ACos(x); ptrap[0] = dz/2.; ptrap[1] = theta; ptrap[2] = 0.; ptrap[3] = doh; ptrap[4] = dol/x; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("B047", "TRAP", kSteel, ptrap, 11); ptrap[3] = doh-ds; ptrap[4] = (dol-ds)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B048", "TRAP", kAir, ptrap, 11); gMC->Gspos("B048", 1, "B047", 0.0, 0.0, 0., 0, "ONLY"); /* Crosses (inner most) \\ // \\// //\\ // \\ */ h = (2.*dymodU[0]-2.*dol)*.999; // // Mother volume // pbox[0] = h/2; pbox[1] = doh; pbox[2] = dz/2.; gMC->Gsvolu("BM49", "BOX ", kAir, pbox, 3); dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = krad2deg * TMath::ACos(x); ptrap[0] = dz/2.-kEps; ptrap[1] = theta; ptrap[2] = 0.; ptrap[3] = doh-kEps; ptrap[4] = dol/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B049", "TRAP", kSteel, ptrap, 11); ptrap[0] = ptrap[0]-kEps; ptrap[3] = (doh-ds); ptrap[4] = (dol-ds)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B050", "TRAP", kAir, ptrap, 11); gMC->Gspos("B050", 1, "B049", 0.0, 0.0, 0., 0, "ONLY"); gMC->Gspos("B049", 1, "BM49", 0.0, 0.0, 0., 0, "ONLY"); Float_t dd1 = d*TMath::Tan(theta*kdeg2rad); Float_t dd2 = d/TMath::Tan(2.*theta*kdeg2rad); Float_t theta2 = TMath::ATan(TMath::Abs(dd2-dd1)/d/2.); ptrap[0] = dol; ptrap[1] = theta2*krad2deg; ptrap[2] = 0.; ptrap[3] = doh; ptrap[4] = (dz/2./x-dd1-dd2)/2.; ptrap[5] = ptrap[4]; ptrap[6] = 0.; ptrap[7] = ptrap[3]; ptrap[8] = dz/4./x; ptrap[9] = ptrap[8]; gMC->Gsvolu("B051", "TRAP", kSteel, ptrap, 11); Float_t ddx0 = ptrap[8]; Float_t dd1s = dd1*(1.-2.*ds/d); Float_t dd2s = dd2*(1.-2.*ds/d); Float_t theta2s = TMath::ATan(TMath::Abs(dd2s-dd1s)/(d-2.*ds)/2.); ptrap[0] = dol-ds; ptrap[1] = theta2s*krad2deg; ptrap[2] = 0.; ptrap[3] = doh-ds; ptrap[4] = ptrap[4]+ds/d/2.*(dd1+dd2); ptrap[5] = ptrap[4]; ptrap[6] = 0.; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[8]-ds/2./d*(dd1+dd2); ptrap[9] = ptrap[8]; gMC->Gsvolu("B052", "TRAP", kAir, ptrap, 11); gMC->Gspos("B052", 1, "B051", 0.0, 0.0, 0., 0, "ONLY"); Float_t ddx, ddz, drx, drz, rtheta; AliMatrix(idrotm[2001], -theta+180, 0.0, 90.0, 90.0, 90.-theta, 0.0); rtheta = (90.-theta)*kdeg2rad; ddx = -ddx0-dol*TMath::Tan(theta2); ddz = -dol; drx = TMath::Cos(rtheta) * ddx +TMath::Sin(rtheta) *ddz+pbox[0]; drz = -TMath::Sin(rtheta) * ddx +TMath::Cos(rtheta) *ddz-pbox[2]; gMC->Gspos("B051", 1, "BM49", drx, 0.0, drz, idrotm[2001], "ONLY"); AliMatrix(idrotm[2002], -theta, 0.0, 90.0, 90.0, 270.-theta, 0.0); rtheta = (270.-theta)*kdeg2rad; drx = TMath::Cos(rtheta) * ddx + TMath::Sin(rtheta) * ddz-pbox[0]; drz = -TMath::Sin(rtheta) * ddx + TMath::Cos(rtheta) * ddz+pbox[2]; gMC->Gspos("B051", 2, "BM49", drx, 0.0, drz, idrotm[2002], "ONLY"); // // Diagonal bars (3) // h = ((dymodU[2]-dymodU[1])-2.*dol)*.999; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = krad2deg * TMath::ACos(x); ptrap[0] = dz/2.; ptrap[1] = theta; ptrap[3] = doh; ptrap[4] = dol/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B045", "TRAP", kSteel, ptrap, 11); ptrap[3] = doh-ds; ptrap[4] = (dol-ds)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B046", "TRAP", kAir, ptrap, 11); gMC->Gspos("B046", 1, "B045", 0.0, 0.0, 0., 0, "ONLY"); // // Positioning of diagonal bars // // Matrices have been imported from Euclid. Some simplification // seems possible // AliMatrix(idrotm[2003], 0.0, 0.0, 90.0, 130.0, 90.0, 40.0); AliMatrix(idrotm[2004], 180.0, 0.0, 90.0, 130.0, 90.0, 40.0); AliMatrix(idrotm[2005], 180.0, 0.0, 90.0, 150.0, 90.0, 240.0); AliMatrix(idrotm[2006], 0.0, 0.0, 90.0, 150.0, 90.0, 240.0); AliMatrix(idrotm[2007], 0.0, 0.0, 90.0, 170.0, 90.0, 80.0); AliMatrix(idrotm[2008], 180.0, 0.0, 90.0, 190.0, 90.0, 280.0); AliMatrix(idrotm[2009], 180.0, 0.0, 90.0, 170.0, 90.0, 80.0); AliMatrix(idrotm[2010], 0.0, 0.0, 90.0, 190.0, 90.0, 280.0); AliMatrix(idrotm[2011], 0.0, 0.0, 90.0, 350.0, 90.0, 260.0); AliMatrix(idrotm[2012], 180.0, 0.0, 90.0, 350.0, 90.0, 260.0); AliMatrix(idrotm[2013], 180.0, 0.0, 90.0, 10.0, 90.0, 100.0); AliMatrix(idrotm[2014], 0.0, 0.0, 90.0, 10.0, 90.0, 100.0); AliMatrix(idrotm[2015], 0.0, 0.0, 90.0, 30.0, 90.0, 300.0); AliMatrix(idrotm[2016], 180.0, 0.0, 90.0, 30.0, 90.0, 300.0); AliMatrix(idrotm[2017], 180.0, 0.0, 90.0, 50.0, 90.0, 140.0); AliMatrix(idrotm[2018], 0.0, 0.0, 90.0, 50.0, 90.0, 140.0); AliMatrix(idrotm[2019], 180.0, 0.0, 90.0, 130.0, 90.0, 220.0); AliMatrix(idrotm[2020], 180.0, 0.0, 90.0, 50.0, 90.0, 320.0); AliMatrix(idrotm[2021], 180.0, 0.0, 90.0, 150.0, 90.0, 60.0); AliMatrix(idrotm[2022], 180.0, 0.0, 90.0, 30.0, 90.0, 120.0); AliMatrix(idrotm[2023], 180.0, 0.0, 90.0, 170.0, 90.0, 260.0); AliMatrix(idrotm[2024], 180.0, 0.0, 90.0, 190.0, 90.0, 100.0); AliMatrix(idrotm[2025], 180.0, 0.0, 90.0, 350.0, 90.0, 80.0); AliMatrix(idrotm[2026], 180.0, 0.0, 90.0, 10.0, 90.0, 280.0); AliMatrix(idrotm[2027], 0.0, 0.0, 90.0, 50.0, 90.0, 320.0); AliMatrix(idrotm[2028], 0.0, 0.0, 90.0, 150.0, 90.0, 60.0); AliMatrix(idrotm[2029], 0.0, 0.0, 90.0, 30.0, 90.0, 120.0); AliMatrix(idrotm[2030], 0.0, 0.0, 90.0, 10.0, 90.0, 280.0); AliMatrix(idrotm[2031], 0.0, 0.0, 90.0, 170.0, 90.0, 260.0); AliMatrix(idrotm[2032], 0.0, 0.0, 90.0, 190.0, 90.0, 100.0); AliMatrix(idrotm[2033], 0.0, 0.0, 90.0, 350.0, 90.0, 80.0); Float_t rd = 410.56; dz = (dymodU[1]+dymodU[0])/2.; Float_t dz2 = (dymodU[1]+dymodU[2])/2.; // // phi = 40 // Float_t phi = 40; dx = rd * TMath::Sin(phi*kdeg2rad); dy = rd * TMath::Cos(phi*kdeg2rad); gMC->Gspos("B045", 1, "B076", -dx, dy, dz2, idrotm[2019], "ONLY"); gMC->Gspos("B045", 2, "B076", -dx, dy, -dz2, idrotm[2003], "ONLY"); // ? gMC->Gspos("B045", 3, "B076", dx, dy, dz2, idrotm[2020], "ONLY"); gMC->Gspos("B045", 4, "B076", dx, dy, -dz2, idrotm[2027], "ONLY"); // // phi = 60 // phi = 60; dx = rd * TMath::Sin(phi*kdeg2rad); dy = rd * TMath::Cos(phi*kdeg2rad); gMC->Gspos("B045", 5, "B076", -dx, dy, dz2, idrotm[2021], "ONLY"); gMC->Gspos("B045", 6, "B076", -dx, dy, -dz2, idrotm[2028], "ONLY"); gMC->Gspos("B045", 7, "B076", dx, dy, dz2, idrotm[2022], "ONLY"); gMC->Gspos("B045", 8, "B076", dx, dy, -dz2, idrotm[2029], "ONLY"); // // phi = 80 // phi = 80; dx = rd * TMath::Sin(phi*kdeg2rad); dy = rd * TMath::Cos(phi*kdeg2rad); gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY"); gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "ONLY"); gMC->Gspos("B047", 15, "B076", dx, -dy, dz, idrotm[2012], "ONLY"); gMC->Gspos("B047", 16, "B076", dx, -dy, -dz, idrotm[2011], "ONLY"); gMC->Gspos("B045", 9, "B076", -dx, dy, dz2, idrotm[2023], "ONLY"); gMC->Gspos("B045", 10, "B076", -dx, dy, -dz2, idrotm[2031], "ONLY"); gMC->Gspos("B045", 11, "B076", dx, dy, dz2, idrotm[2026], "ONLY"); gMC->Gspos("B045", 12, "B076", dx, dy, -dz2, idrotm[2030], "ONLY"); gMC->Gspos("B045", 13, "B076", -dx, -dy, dz2, idrotm[2024], "ONLY"); gMC->Gspos("B045", 14, "B076", -dx, -dy, -dz2, idrotm[2032], "ONLY"); gMC->Gspos("B045", 15, "B076", dx, -dy, dz2, idrotm[2025], "ONLY"); gMC->Gspos("B045", 16, "B076", dx, -dy, -dz2, idrotm[2033], "ONLY"); gMC->Gspos("BM49", 7, "B076", dx, -dy, 0., idrotm[2025], "ONLY"); gMC->Gspos("BM49", 8, "B076", -dx, -dy, 0., idrotm[2024], "ONLY"); // The internal frame // const char* module[3] = {"B071\0", "B074\0", "B075\0"}; // // // Mother Volumes // ptrd1[0] = 50.18; ptrd1[1] = 70.35; // ptrd1[0] = 50.10; // ptrd1[1] = 70.20; ptrd1[2] = 375.5; ptrd1[3] = 57.2; for (jmod = 0; jmod < 3; jmod++) { gMC->Gsvolu(module[jmod], "TRD1", kAir, ptrd1, 4); } // Position of Holes for PHOS (P) and RICH (R) starting at 6h // P P P - - R R R - - - - - - - - P P Int_t mod[18] = {1, 1, 1, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1}; Float_t r = 341.8; Float_t rout1 = 410.564; Float_t rout2 = 415.2; Int_t modcount[3] = {0, 0, 0}; for (i=0; i<18; i++) { Float_t phi = i*20.; Float_t phi2 = 270+phi; if (phi2 >= 360.) phi2-=360.; dx = TMath::Sin(phi*kdeg2rad)*r; dy = -TMath::Cos(phi*kdeg2rad)*r; modcount[mod[i]]++; AliMatrix(idrotm[2034+i], 90.0, phi, 0., 0., 90., phi2); gMC->Gspos(module[mod[i]], modcount[mod[i]], "B077", dx, dy, 0., idrotm[2034+i], "ONLY"); // // Position elements of outer Frame // dx = TMath::Sin(phi*kdeg2rad)*rout1; dy = -TMath::Cos(phi*kdeg2rad)*rout1; for (j = 0; j < 3; j++) { dz = dymodU[j]; gMC->Gspos("B042", 6*i+2*j+1, "B076", dx, dy, dz, idrotm[2034+i], "ONLY"); gMC->Gspos("B042", 6*i+2*j+2, "B076", dx, dy, -dz, idrotm[2034+i], "ONLY"); } phi = i*20.+10; phi2 = 270+phi; AliMatrix(idrotm[2052+i], 90.0, phi, 90., phi2, 0., 0.); dx = TMath::Sin(phi*kdeg2rad)*rout2; dy = -TMath::Cos(phi*kdeg2rad)*rout2; gMC->Gspos("B033", i+1, "B076", dx, dy, 0., idrotm[2052+i], "ONLY"); // } // Internal Frame rings // // // new specs: 40x100x6 for inner rings // 30x135x6 for front and rear rings // // currently no distinction between front/rear and inner rings // // // pbox[0] = 50.; pbox[1] = ringW/2.; pbox[2] = ringH/2.; gMC->Gsvolu("B072", "BOX ", kSteel, pbox, 3); pbox[1] = pbox[1] - 0.6; pbox[2] = pbox[2] - 0.6; gMC->Gsvolu("B073", "BOX ", kAir, pbox, 3); gMC->Gspos("B073", 1, "B072", 0., 0., 0., 0, "ONLY"); // Web frame 0-degree // // h x w x s = 60x40x4 // (attention: element is are half bars, "U" shaped) // dz = 106.2; d = 2.*dwl; h = dymodU[0]-dymodL[0]; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = TMath::ACos(x); Float_t thetaP = (TMath::Pi()-theta)*krad2deg; ptrap[0] = dz/2.; ptrap[1] = thetaP; ptrap[2] = 0.; ptrap[3] = dwh; ptrap[4] = dwl/cos(theta); ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("B063", "TRAP", kSteel, ptrap, 11); ptrap[3] = dwh - 0.2; ptrap[4] = (dwl-0.4)/cos(theta); ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B064", "TRAP", kAir, ptrap, 11); gMC->Gspos("B064", 1, "B063", 0.0, -0.2, 0., 0, "ONLY"); h = 106.2; d = 2.*dwl; dz = dymodU[1]-dymodL[1]; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = krad2deg * TMath::ACos(x); ptrap[0] = dz/2.; ptrap[1] = theta; ptrap[2] = 0.; ptrap[3] = dwh; ptrap[4] = dwl/x; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("B163", "TRAP", kSteel, ptrap, 11); ptrap[3] = dwh - 0.2; ptrap[4] = (dwl-0.4)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B164", "TRAP", kAir, ptrap, 11); gMC->Gspos("B164", 1, "B163", 0.0, -0.2, 0., 0, "ONLY"); pbox[0] = dwh; pbox[1] = dwl; pbox[2] = (iFrH-ringH-longH)/2.; gMC->Gsvolu("B263", "BOX ", kSteel, pbox, 3); pbox[0] = dwh-0.2; pbox[1] = dwl-0.4; gMC->Gsvolu("B264", "BOX ", kAir, pbox, 3); gMC->Gspos("B264", 1, "B263", 0.2, 0., 0., 0, "ONLY"); AliMatrix(idrotm[2070], 90.0, 0.0, 90.0, 270.0, 0.0, 0.0); // AliMatrix(idrotm[2071], 100.0, 0.0, 90.0, 270.0, 10.0, 0.0); AliMatrix(idrotm[2072], 100.0, 0.0, 90.0, 90.0, 10.0, 0.0); AliMatrix(idrotm[2073], 100.0, 180.0, 90.0, 270.0, 10.0, 180.0); AliMatrix(idrotm[2074], 100.0, 180.0, 90.0, 90.0, 10.0, 180.0); // AliMatrix(idrotm[2075], 10.0, 0.0, 80.0, 180.0, 90.0, 90.0); AliMatrix(idrotm[2076], 10.0, 0.0, 80.0, 180.0, 90.0, 270.0); AliMatrix(idrotm[2077], 10.0, 180.0, 80.0, 0.0, 90.0, 90.0); AliMatrix(idrotm[2078], 10.0, 180.0, 80.0, 0.0, 90.0, 270.0); // AliMatrix(idrotm[2079], 170.0, 180.0, 80.0, 180.0, 90.0, 90.0); AliMatrix(idrotm[2080], 170.0, 180.0, 80.0, 180.0, 90.0, 270.0); AliMatrix(idrotm[2081], 170.0, 0.0, 80.0, 0.0, 90.0, 90.0); AliMatrix(idrotm[2082], 170.0, 0.0, 80.0, 0.0, 90.0, 270.0); // AliMatrix(idrotm[2083], 170.0, 0.0, 90.0, 90.0, 80.0, 0.0); AliMatrix(idrotm[2084], 170.0, 180.0, 90.0, 90.0, 80.0, 180.0); AliMatrix(idrotm[2085], 90.0, 180.0, 90.0, 90.0, 0.0, 0.0); // AliMatrix(idrotm[2086], 90.0, 90.0, 100.0, 0., 170.0, 180.0); AliMatrix(idrotm[2087], 90.0, 90.0, 100.0, 0., 10.0, 0.0); AliMatrix(idrotm[2088], 90.0, 90.0, 80.0, 0., 170.0, 0.0); AliMatrix(idrotm[2089], 90.0, 90.0, 80.0, 0., -10.0, 0.0); // // web frame diagonal (outer) // h = 106.2; d = 2.*dwl; dz = dymodL[2]-dymodU[1]-dwl; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = krad2deg * TMath::ACos(x); ptrap[0] = dz/2.; ptrap[1] = theta; ptrap[2] = 0.; ptrap[3] = dwh; ptrap[4] = dwl/x; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("B065", "TRAP", kSteel, ptrap, 11); ptrap[3] = dwh - 0.2; ptrap[4] = (dwl-0.4)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B066", "TRAP", kAir, ptrap, 11); gMC->Gspos("B066", 1, "B065", 0.0, -0.2, 0., 0, "ONLY"); // // web frame diagonal (inner) // dz = dymodL[1]-dymodU[0]; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = krad2deg * TMath::ACos(x); ptrap[0] = (dymodL[1]-dymodU[0])/2.; ptrap[1] = theta; ptrap[2] = 0.; ptrap[3] = dwh; ptrap[4] = dwl/x; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("B067", "TRAP", kSteel, ptrap, 11); ptrap[3] = dwh-0.2; ptrap[4] = (dwl-0.4)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("B068", "TRAP", kAir, ptrap, 11); gMC->Gspos("B068", 1, "B067", 0.0, -0.2, 0., 0, "ONLY"); dz = -iFrH/2.+ringH/2.+kEps; for (i = 0; i< 3; i++) { // ring bars for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("B072", 6*i+jmod+1, module[jmod], 0, dymodL[i], dz, 0, "ONLY"); gMC->Gspos("B072", 6*i+jmod+4, module[jmod], 0, -dymodL[i], dz, idrotm[2070], "ONLY"); // 0-deg web if (i==2) { gMC->Gspos("B263", 12*i+jmod+1, module[jmod], 60.0732, dymodU[i], 4.6669, idrotm[2072], "ONLY"); gMC->Gspos("B263", 12*i+jmod+4, module[jmod], 60.0732, -dymodU[i], 4.6669, idrotm[2071], "ONLY"); gMC->Gspos("B263", 12*i+jmod+7, module[jmod], -60.0732, dymodU[i], 4.6669, idrotm[2074], "ONLY"); gMC->Gspos("B263", 12*i+jmod+10, module[jmod], -60.0732, -dymodU[i], 4.6669, idrotm[2073], "ONLY"); } } } // outer diagonal web dy = (dymodU[0]+dymodL[0])/2.; for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("B063", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2086], "ONLY"); gMC->Gspos("B063", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2087], "ONLY"); gMC->Gspos("B063", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2088], "ONLY"); gMC->Gspos("B063", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2089], "ONLY"); } dy = (dymodU[1]+dymodL[1])/2.; for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("B163", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2080], "ONLY"); gMC->Gspos("B163", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2079], "ONLY"); gMC->Gspos("B163", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2082], "ONLY"); gMC->Gspos("B163", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2081], "ONLY"); } dy = (dymodL[2]+dymodU[1])/2.-dwl/2.; for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("B065", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY"); gMC->Gspos("B065", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY"); gMC->Gspos("B065", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY"); gMC->Gspos("B065", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY"); } dy = (dymodL[1]+dymodU[0])/2.; for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("B067", 4*jmod+1, module[jmod], 60.0732, dy, 4.6669, idrotm[2076], "ONLY"); gMC->Gspos("B067", 4*jmod+2, module[jmod], 60.0732, -dy, 4.6669, idrotm[2075], "ONLY"); gMC->Gspos("B067", 4*jmod+3, module[jmod], -60.0732, dy, 4.6669, idrotm[2078], "ONLY"); gMC->Gspos("B067", 4*jmod+4, module[jmod], -60.0732, -dy, 4.6669, idrotm[2077], "ONLY"); } // longitudinal bars (TPC rails attached) // new specs: // h x w x s = 100 x 75 x 6 // current: // Attention: 2 "U" shaped half rods per cell // // not yet used // ptrap[0] = 2.50; ptrap[1] = 10.00; ptrap[2] = 0.00; ptrap[3] = 350.00; ptrap[4] = 3.75; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; // gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11); ptrap[0] = 2.2; ptrap[4] = 2.15; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; //gMC->Gsvolu("B062", "TRAP", kAir, ptrap, 11); //gMC->Gspos("B062", 1, "B059", 0.0, 0., 0., 0, "ONLY"); // // longitudinal bars (no TPC rails attached) // new specs: h x w x s = 60 x 60 x 3 // (was: 75 x 100 x 5?) // // // ptrap[0] = longW/4.; ptrap[4] = longH/2.; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("BA59", "TRAP", kSteel, ptrap, 11); ptrap[0] = longW/4.-0.15; ptrap[4] = longH/2.-0.30; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("BA62", "TRAP", kAir, ptrap, 11); gMC->Gspos("BA62", 1, "BA59", 0.0, 0.0, -0.15, 0, "ONLY"); dz = -iFrH/2.+ringH+longH/2.; for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("BA59", 2*jmod+1, module[jmod], 49.6476, 0.0, dz, idrotm[2084], "ONLY"); gMC->Gspos("BA59", 2*jmod+2, module[jmod], -49.6476, 0.0, dz, idrotm[2083], "ONLY"); } // // // Spacer between TRD and TOF modules ptrap[0] = 0.99; ptrap[1] = 10.00; ptrap[2] = 0.00; ptrap[3] = 350.00; ptrap[4] = 0.9; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("B056", "TRAP", kSteel, ptrap, 11); for (jmod = 0; jmod<3; jmod++) { gMC->Gspos("B056", 2*jmod+1, module[jmod], 61.9607, 0.0, 27.2, 0 , "ONLY"); gMC->Gspos("B056", 2*jmod+2, module[jmod], -61.9607, 0.0, 27.2, idrotm[2085], "ONLY"); } // // TRD mother volumes // ptrd1[0] = 49.8065; ptrd1[1] = 62.8535; ptrd1[2] = 375.5; ptrd1[3] = 37.; gMC->Gsvolu("BTR1", "TRD1", kAir, ptrd1, 4); gMC->Gsvolu("BTR2", "TRD1", kAir, ptrd1, 4); gMC->Gsvolu("BTR3", "TRD1", kAir, ptrd1, 4); gMC->Gspos("BTR1", 1, "B071", 0., 0., -10.8, 0, "ONLY"); gMC->Gspos("BTR2", 1, "B074", 0., 0., -10.8, 0, "ONLY"); gMC->Gspos("BTR3", 1, "B075", 0., 0., -10.8, 0, "ONLY"); // // TOF mother volumes // ptrd1[0] = 63.2061; ptrd1[1] = 68.3192; ptrd1[2] = 375.5; ptrd1[3] = 14.5; gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4); gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4); gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4); gMC->Gspos("BTO1", 1, "B071", 0., 0., 42.69, 0, "ONLY"); gMC->Gspos("BTO2", 1, "B074", 0., 0., 42.69, 0, "ONLY"); gMC->Gspos("BTO3", 1, "B075", 0., 0., 42.69, 0, "ONLY"); // // Geometry of Rails starts here // // // // Rails for space-frame // Float_t rbox[3]; rbox[0] = 25.00; rbox[1] = 27.50; rbox[2] = 600.00; gMC->Gsvolu("BRS1", "BOX", kAir, rbox, 3); rbox[0] = 25.00; rbox[1] = 3.75; gMC->Gsvolu("BRS2", "BOX", kSteel, rbox, 3); rbox[0] = 3.00; rbox[1] = 20.00; gMC->Gsvolu("BRS3", "BOX", kSteel, rbox, 3); gMC->Gspos("BRS2", 1, "BRS1", 0., -27.5+3.75, 0., 0, "ONLY"); gMC->Gspos("BRS2", 2, "BRS1", 0., 27.5-3.75, 0., 0, "ONLY"); gMC->Gspos("BRS3", 1, "BRS1", 0., 0., 0., 0, "ONLY"); gMC->Gspos("BRS1", 1, "ALIC", -430.-3., -180., 0., 0, "ONLY"); gMC->Gspos("BRS1", 2, "ALIC", 430.+3., -180., 0., 0, "ONLY"); rbox[0] = 3.0; rbox[1] = 145./2.; rbox[2] = 25.0; gMC->Gsvolu("BRS4", "BOX", kSteel, rbox, 3); gMC->Gspos("BRS4", 1, "ALIC", 430.+3., -180.+55./2.+rbox[1], 224., 0, "ONLY"); gMC->Gspos("BRS4", 2, "ALIC", 430.+3., -180.+55./2.+rbox[1], -224., 0, "ONLY"); gMC->Gspos("BRS4", 3, "ALIC", -430.-3., -180.+55./2.+rbox[1], 224., 0, "ONLY"); gMC->Gspos("BRS4", 4, "ALIC", -430.-3., -180.+55./2.+rbox[1], -224., 0, "ONLY"); // // The Backframe // // Inner radius Float_t kBFMRin = 270.0; // Outer Radius Float_t kBFMRou = 417.5; // Width Float_t kBFMdz = 118.0; // // // Rings Float_t kBFRdr = 7.5; Float_t kBFRdz = 8.0; // // // Bars and Spokes // Float_t kBFBd = 8.0; Float_t kBFBdd = 0.6; // The Mother volume Float_t tpar[3]; tpar[0] = kBFMRin; tpar[1] = kBFMRou; tpar[2] = kBFMdz / 2.; gMC->Gsvolu("BFMO", "TUBE", kAir, tpar, 3); // Rings // // Inner Ring tpar[0] = kBFMRin; tpar[1] = tpar[0] + kBFRdr; tpar[2] = kBFRdz / 2.; gMC->Gsvolu("BFIR", "TUBE", kSteel, tpar, 3); tpar[0] = tpar[0] + kBFBdd; tpar[1] = tpar[1] - kBFBdd; tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.; gMC->Gsvolu("BFII", "TUBE", kAir, tpar, 3); gMC->Gspos("BFII", 1, "BFIR", 0., 0., 0., 0, "ONLY"); // // Outer RING tpar[0] = kBFMRou - kBFRdr; tpar[1] = kBFMRou; tpar[2] = kBFRdz / 2.; gMC->Gsvolu("BFOR", "TUBE", kSteel, tpar, 3); tpar[0] = tpar[0] + kBFBdd; tpar[1] = tpar[1] - kBFBdd; tpar[2] = (kBFRdz - 2. * kBFBdd) / 2.; gMC->Gsvolu("BFOO", "TUBE", kAir, tpar, 3); gMC->Gspos("BFOO", 1, "BFOR", 0., 0., 0., 0, "ONLY"); dz = kBFMdz/2. - kBFRdz / 2.; gMC->Gspos("BFIR", 1, "BFMO", 0., 0., dz, 0, "ONLY"); gMC->Gspos("BFIR", 2, "BFMO", 0., 0., -dz, 0, "ONLY"); gMC->Gspos("BFOR", 1, "BFMO", 0., 0., dz, 0, "ONLY"); gMC->Gspos("BFOR", 2, "BFMO", 0., 0., -dz, 0, "ONLY"); // // Longitudinal Bars // Float_t bpar[3]; bpar[0] = kBFBd/2; bpar[1] = bpar[0]; bpar[2] = kBFMdz/2. - kBFBd; gMC->Gsvolu("BFLB", "BOX ", kSteel, bpar, 3); bpar[0] = bpar[0] - kBFBdd; bpar[1] = bpar[1] - kBFBdd; bpar[2] = bpar[2] - kBFBdd; gMC->Gsvolu("BFLL", "BOX ", kAir, bpar, 3); gMC->Gspos("BFLL", 1, "BFLB", 0., 0., 0., 0, "ONLY"); for (i = 0; i < 18; i++) { Float_t ro = kBFMRou - kBFBd / 2.; Float_t ri = kBFMRin + kBFBd / 2.; Float_t phi = Float_t(i) * 20.; Float_t x = ri * TMath::Cos(phi * kDegrad); Float_t y = ri * TMath::Sin(phi * kDegrad); AliMatrix(idrotm[2090+i], 90.0, phi, 90.0, phi + 270., 0., 0.); gMC->Gspos("BFLB", i + 1, "BFMO", x, y, 0., idrotm[2090 + i], "ONLY"); x = ro * TMath::Cos(phi * kDegrad); y = ro * TMath::Sin(phi * kDegrad); gMC->Gspos("BFLB", i + 19, "BFMO", x, y, 0., idrotm[2090 +i], "ONLY"); } // // Radial Bars // bpar[0] = (kBFMRou - kBFMRin - 2. * kBFRdr) / 2.; bpar[1] = kBFBd/2; bpar[2] = bpar[1]; // // Avoid overlap with circle Float_t rr = kBFMRou - kBFRdr; Float_t delta = rr - TMath::Sqrt(rr * rr - kBFBd * kBFBd / 4.) + 0.01; bpar[0] -= delta /2.; gMC->Gsvolu("BFRB", "BOX ", kSteel, bpar, 3); bpar[0] = bpar[0] - kBFBdd; bpar[1] = bpar[1] - kBFBdd; bpar[2] = bpar[2] - kBFBdd; gMC->Gsvolu("BFRR", "BOX ", kAir, bpar, 3); gMC->Gspos("BFRR", 1, "BFRB", 0., 0., 0., 0, "ONLY"); Int_t iphi[10] = {0, 1, 3, 6, 8, 9, 10, 12, 15, 17}; for (i = 0; i < 10; i++) { Float_t r = (kBFMRin + kBFMRou)/2.; Float_t phi = Float_t(iphi[i]) * 20.; Float_t x = r * TMath::Cos(phi * kDegrad); Float_t y = r * TMath::Sin(phi * kDegrad); gMC->Gspos("BFRB", i + 1, "BFMO", x, y, dz, idrotm[2034 + iphi[i]], "ONLY"); gMC->Gspos("BFRB", i + 11, "BFMO", x, y, -dz, idrotm[2034 + iphi[i]], "ONLY"); } gMC->Gspos("BFMO", i + 19, "ALIC", 0, 0, 376. + kBFMdz/2. + 0.5 , 0, "ONLY"); // // // The Baby Frame // // // // Inner radius Float_t kBBMRin = 278.0; // Outer Radius Float_t kBBMRou = 410.5; // Width Float_t kBBMdz = 223.0; Float_t kBBBdz = 6.0; Float_t kBBBdd = 0.6; // The Mother volume ppgon[0] = 0.; ppgon[1] = 360.; ppgon[2] = 18.; ppgon[3] = 2.; ppgon[4] = -kBBMdz / 2. ; ppgon[5] = kBBMRin; ppgon[6] = kBBMRou; ppgon[7] = -ppgon[4]; ppgon[8] = ppgon[5]; ppgon[9] = ppgon[6]; gMC->Gsvolu("BBMO", "PGON", kAir, ppgon, 10); gMC->Gsdvn("BBCE", "BBMO", 18, 2); // Longitudinal bars bpar[0] = kBBBdz/2.; bpar[1] = bpar[0]; bpar[2] = kBBMdz/2. - kBBBdz; gMC->Gsvolu("BBLB", "BOX ", kSteel, bpar, 3); bpar[0] -= kBBBdd; bpar[1] -= kBBBdd; bpar[2] -= kBBBdd; gMC->Gsvolu("BBLL", "BOX ", kAir, bpar, 3); gMC->Gspos("BBLL", 1, "BBLB", 0., 0., 0., 0, "ONLY"); dx = kBBMRin + kBBBdz/2. + (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad); dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad); gMC->Gspos("BBLB", 1, "BBCE", dx, dy, 0., idrotm[2052], "ONLY"); dx = kBBMRou - kBBBdz/2. - (bpar[1] + kBBBdd) * TMath::Sin(10. * kDegrad); dy = dx * TMath::Tan(10. * kDegrad) - kBBBdz/2./TMath::Cos(10. * kDegrad); gMC->Gspos("BBLB", 2, "BBCE", dx, dy, 0., idrotm[2052], "ONLY"); // // Radial Bars // bpar[0] = (kBBMRou - kBBMRin) / 2. - kBBBdz; bpar[1] = kBBBdz/2; bpar[2] = bpar[1]; gMC->Gsvolu("BBRB", "BOX ", kSteel, bpar, 3); bpar[0] -= kBBBdd; bpar[1] -= kBBBdd; bpar[2] -= kBBBdd; gMC->Gsvolu("BBRR", "BOX ", kAir, bpar, 3); gMC->Gspos("BBRR", 1, "BBRB", 0., 0., 0., 0, "ONLY"); dx = (kBBMRou + kBBMRin) / 2.; dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad); dz = kBBMdz/2. - kBBBdz / 2.; gMC->Gspos("BBRB", 1, "BBCE", dx, dy, dz, idrotm[2052], "ONLY"); gMC->Gspos("BBRB", 2, "BBCE", dx, dy, - dz, idrotm[2052], "ONLY"); gMC->Gspos("BBRB", 3, "BBCE", dx, dy, 0., idrotm[2052], "ONLY"); // // Circular bars // // Inner bpar[1] = kBBMRin * TMath::Sin(10. * kDegrad); bpar[0] = kBBBdz/2; bpar[2] = bpar[0]; gMC->Gsvolu("BBC1", "BOX ", kSteel, bpar, 3); bpar[0] -= kBBBdd; bpar[1] -= kBBBdd; bpar[2] -= kBBBdd; gMC->Gsvolu("BBC2", "BOX ", kAir, bpar, 3); gMC->Gspos("BBC2", 1, "BBC1", 0., 0., 0., 0, "ONLY"); dx = kBBMRin + kBBBdz/2; dy = 0.; gMC->Gspos("BBC1", 1, "BBCE", dx, dy, dz, 0, "ONLY"); gMC->Gspos("BBC1", 2, "BBCE", dx, dy, -dz, 0, "ONLY"); // // Outer bpar[1] = (kBBMRou - kBBBdz) * TMath::Sin(10. * kDegrad); bpar[0] = kBBBdz/2; bpar[2] = bpar[0]; gMC->Gsvolu("BBC3", "BOX ", kSteel, bpar, 3); bpar[0] -= kBBBdd; bpar[1] -= kBBBdd; bpar[2] -= kBBBdd; gMC->Gsvolu("BBC4", "BOX ", kAir, bpar, 3); gMC->Gspos("BBC4", 1, "BBC3", 0., 0., 0., 0, "ONLY"); dx = kBBMRou - kBBBdz/2; dy = 0.; gMC->Gspos("BBC3", 1, "BBCE", dx, dy, dz, 0, "ONLY"); gMC->Gspos("BBC3", 2, "BBCE", dx, dy, - dz, 0, "ONLY"); // // Diagonal Bars // h = (kBBMRou - kBBMRin - 2. * kBBBdz);; d = kBBBdz; dz = kBBMdz/2. - 1.6 * kBBBdz; dq = h*h+dz*dz; x = TMath::Sqrt((dz*dz-d*d)/dq + d*d*h*h/dq/dq)+d*h/dq; theta = kRaddeg * TMath::ACos(x); ptrap[0] = dz/2.; ptrap[1] = theta; ptrap[2] = 0.; ptrap[3] = d/2; ptrap[4] = d/x/2; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("BBD1", "TRAP", kSteel, ptrap, 11); ptrap[3] = d/2-kBBBdd; ptrap[4] = (d/2-kBBBdd)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("BBD3", "TRAP", kAir, ptrap, 11); gMC->Gspos("BBD3", 1, "BBD1", 0.0, 0.0, 0., 0, "ONLY"); dx = (kBBMRou + kBBMRin) / 2.; dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad); gMC->Gspos("BBD1", 1, "BBCE", dx, dy, dz/2. + kBBBdz/2., idrotm[2052], "ONLY"); ptrap[0] = dz/2.; ptrap[1] = -theta; ptrap[2] = 0.; ptrap[3] = d/2; ptrap[4] = d/2/x; ptrap[5] = ptrap[4]; ptrap[6] = 0; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; ptrap[10] = 0; gMC->Gsvolu("BBD2", "TRAP", kSteel, ptrap, 11); ptrap[3] = d/2-kBBBdd; ptrap[4] = (d/2-kBBBdd)/x; ptrap[5] = ptrap[4]; ptrap[7] = ptrap[3]; ptrap[8] = ptrap[4]; ptrap[9] = ptrap[4]; gMC->Gsvolu("BBD4", "TRAP", kAir, ptrap, 11); gMC->Gspos("BBD4", 1, "BBD2", 0.0, 0.0, 0., 0, "ONLY"); dx = (kBBMRou + kBBMRin) / 2.; dy = ((kBBMRou + kBBMRin)/ 2) * TMath::Tan(10 * kDegrad) - kBBBdz / 2./ TMath::Cos(10 * kDegrad); gMC->Gspos("BBD2", 1, "BBCE", dx, dy, -dz/2. - kBBBdz/2., idrotm[2052], "ONLY"); gMC->Gspos("BBMO", 1, "ALIC", 0., 0., - 376. - kBBMdz / 2. - 0.5, 0, "ONLY"); } //___________________________________________ void AliFRAMEv2::CreateMaterials() { // Creates the materials Float_t epsil, stemax, tmaxfd, deemax, stmin; epsil = 1.e-4; // Tracking precision, stemax = -0.01; // Maximum displacement for multiple scat tmaxfd = -20.; // Maximum angle due to field deflection deemax = -.3; // Maximum fractional energy loss, DLS stmin = -.8; Int_t isxfld = gAlice->Field()->Integ(); Float_t sxmgmx = gAlice->Field()->Max(); Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; Float_t zsteel[4] = { 26.,24.,28.,14. }; Float_t wsteel[4] = { .715,.18,.1,.005 }; //Air Float_t aAir[4]={12.0107,14.0067,15.9994,39.948}; Float_t zAir[4]={6.,7.,8.,18.}; Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827}; Float_t dAir = 1.20479E-3; AliMixture(65, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); AliMixture(5, "AIR$ ", aAir, zAir, dAir,4, wAir); AliMedium(65, "Stainless Steel", 65, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); AliMedium( 5, "Air", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); } //_____________________________________________________________________________ void AliFRAMEv2::Init() { // // Initialise the module after the geometry has been defined // if(fDebug) { printf("%s: **************************************" " FRAME " "**************************************\n",ClassName()); printf("\n%s: Version 2 of FRAME initialised, symmetric FRAME\n\n",ClassName()); printf("%s: **************************************" " FRAME " "**************************************\n",ClassName()); } // // The reference volume id fRefVolumeId = gMC->VolId("BREF"); } Int_t AliFRAMEv2::IsVersion() const { // Returns the version of the FRAME (1 if no holes, 0 otherwise) Int_t version = 0; if (fHoles == 0) version = 1; return version; } void AliFRAMEv2::StepManager() { // // Stepmanager of AliFRAMEv2.cxx // Used for recording of reference tracks entering the spaceframe mother volume // Int_t copy, id; // // Only charged tracks if( !(gMC->TrackCharge()) ) return; // // Only tracks entering mother volume // id=gMC->CurrentVolID(copy); if (id != fRefVolumeId) return; if(!gMC->IsTrackEntering()) return; // // Add the reference track // AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber()); }