* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.12 2002/10/14 14:57:39 hristov
-Merging the VirtualMC branch to the main development branch (HEAD)
-
-Revision 1.9.6.2 2002/07/24 10:08:27 alibrary
-Updating VirtualMC
-
-Revision 1.11 2002/06/13 09:54:40 morsch
-Some additional outer cross-bars removed.
-
-Revision 1.10 2002/05/28 08:13:51 morsch
-Cross-bars in front of RICH at 60+/- 30deg. removed.
-
-Revision 1.9 2001/12/05 12:10:26 morsch
-Rails for spaceframe included.
-
-Revision 1.8 2001/10/18 14:11:35 morsch
-Some changes/bug corrections for SetHole(1) option.
-
-Revision 1.7 2001/10/16 14:50:59 morsch
-... or better use modified IsVersion() method.
-
-Revision 1.6 2001/10/16 14:33:04 morsch
-Hole() method needed by TRD to find out wheter frame has holes.
-
-Revision 1.5 2001/08/28 15:54:29 morsch
-Web frame and inner rings pointing.
+/* $Id$ */
-Revision 1.4 2001/06/22 14:11:17 morsch
-Back to official z-positions of rings.
+//------------------------------------------------------------------------
+// AliFRAMEv2.cxx
+// symmetric space frame with possibility for holes
+// Author: A.Morsch
+//------------------------------------------------------------------------
-Revision 1.3 2001/06/22 12:02:20 morsch
-Ring locations matching TRD module positions.
-
-Revision 1.2 2001/05/25 07:59:54 morsch
-Initialization print-out in debug mode only.
-
-Revision 1.1 2001/05/11 13:18:05 morsch
-C++ version of spaceframe with specs according to Jan Bielski Feb. 2001
-
-*/
-
-////////////////////////////////////////////////
-// space frame class /
-///////////////////////////////////////////////
+#include <TSystem.h>
+#include <TVirtualMC.h>
#include "AliFRAMEv2.h"
#include "AliMagF.h"
#include "AliRun.h"
-#include "TSystem.h"
+#include "AliConst.h"
+#include "AliMC.h"
ClassImp(AliFRAMEv2)
ppgon[2] = 18.;
ppgon[3] = 2.;
-
ppgon[4] = -376.;
ppgon[5] = 280.;
ppgon[6] = 421.;
// 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
//
dx = rd * TMath::Sin(phi*kdeg2rad);
dy = rd * TMath::Cos(phi*kdeg2rad);
-// gMC->Gspos("B047", 1, "B076", -dx, dy, dz, idrotm[2004], "ONLY");
-// gMC->Gspos("B047", 2, "B076", -dx, dy, -dz, idrotm[2003], "ONLY");
-// gMC->Gspos("B047", 3, "B076", dx, dy, dz, idrotm[2017], "ONLY");
-// gMC->Gspos("B047", 4, "B076", dx, dy, -dz, idrotm[2018], "ONLY");
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");
-// gMC->Gspos("BM49", 1, "B076", dx, dy, 0., idrotm[2020], "ONLY");
-// gMC->Gspos("BM49", 2, "B076", -dx, dy, 0., idrotm[2019], "ONLY");
//
// phi = 60
phi = 60;
dx = rd * TMath::Sin(phi*kdeg2rad);
dy = rd * TMath::Cos(phi*kdeg2rad);
-// gMC->Gspos("B047", 5, "B076", -dx, dy, dz, idrotm[2005], "ONLY");
-// gMC->Gspos("B047", 6, "B076", -dx, dy, -dz, idrotm[2006], "ONLY");
-// gMC->Gspos("B047", 7, "B076", dx, dy, dz, idrotm[2016], "ONLY");
-// gMC->Gspos("B047", 8, "B076", dx, dy, -dz, idrotm[2015], "ONLY");
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");
-// gMC->Gspos("BM49", 3, "B076", dx, dy, 0., idrotm[2022], "ONLY");
-// gMC->Gspos("BM49", 4, "B076", -dx, dy, 0., idrotm[2021], "ONLY");
//
// phi = 80
//
phi = 80;
dx = rd * TMath::Sin(phi*kdeg2rad);
dy = rd * TMath::Cos(phi*kdeg2rad);
-// gMC->Gspos("B047", 9, "B076", -dx, dy, dz, idrotm[2009], "ONLY");
-// gMC->Gspos("B047", 10, "B076", -dx, dy, -dz, idrotm[2007], "ONLY");
-// gMC->Gspos("B047", 11, "B076", dx, dy, dz, idrotm[2013], "ONLY");
-// gMC->Gspos("B047", 12, "B076", dx, dy, -dz, idrotm[2014], "ONLY");
gMC->Gspos("B047", 13, "B076", -dx, -dy, dz, idrotm[2008], "ONLY");
gMC->Gspos("B047", 14, "B076", -dx, -dy, -dz, idrotm[2010], "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", 5, "B076", dx, dy, 0., idrotm[2026], "ONLY");
-// gMC->Gspos("BM49", 6, "B076", -dx, dy, 0., idrotm[2023], "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
//
- char* module[3] = {"B071\0", "B074\0", "B075\0"};
+ const char* module[3] = {"B071\0", "B074\0", "B075\0"};
//
//
// Mother Volumes
{
gMC->Gsvolu(module[jmod], "TRD1", kAir, ptrd1, 4);
}
-
- Int_t mod[18] = {1, 1, 1, 0, 0, 0, 0, 0, 2, 2, 2, 0, 0, 0, 0, 0, 1, 1};
+// 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;
ptrap[8] = ptrap[4];
ptrap[9] = ptrap[4];
ptrap[10] = 0;
- gMC->Gsvolu("B059", "TRAP", kSteel, ptrap, 11);
+// 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, -0.3, 0., 0, "ONLY");
+ //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
ptrd1[2] = 375.5;
ptrd1[3] = 14.5;
gMC->Gsvolu("BTO1", "TRD1", kAir, ptrd1, 4);
- ptrd1[2] = 156.75;
gMC->Gsvolu("BTO2", "TRD1", kAir, ptrd1, 4);
- ptrd1[2] = 79.75;
gMC->Gsvolu("BTO3", "TRD1", kAir, ptrd1, 4);
gMC->Gspos("BTR3", 2, "B075", 0., 295.75, -10.8, 0, "ONLY");
gMC->Gspos("BTO1", 1, "B071", 0., 0.00, 42.69, 0, "ONLY");
- gMC->Gspos("BTO2", 1, "B074", 0., -218.75, 42.69, idrotm[2070], "ONLY");
- gMC->Gspos("BTO2", 2, "B074", 0., 218.75, 42.69, 0, "ONLY");
- gMC->Gspos("BTO3", 1, "B075", 0., -295.75, 42.69, idrotm[2070], "ONLY");
- gMC->Gspos("BTO3", 2, "B075", 0., 295.75, 42.69, 0, "ONLY");
+ gMC->Gspos("BTO2", 1, "B074", 0., 0.00, 42.69, 0, "ONLY");
+ gMC->Gspos("BTO3", 1, "B075", 0., 0.00, 42.69, 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");
+
+
+
//
-// Rails for EMCAL
-//
-/*
- rbox[0] = 27.50;
- rbox[1] = 32.50;
- gMC->Gsvolu("BRE1", "BOX", kAir, rbox, 3);
+//
+// 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;
+
- rbox[0] = 27.50;
- rbox[1] = 2.50;
- gMC->Gsvolu("BRE2", "BOX", kSteel, rbox, 3);
+ // The Mother volume
+
+ ppgon[0] = 0.;
+ ppgon[1] = 360.;
+ ppgon[2] = 18.;
- rbox[0] = 0.50;
- rbox[1] = 27.50;
- gMC->Gsvolu("BRE3", "BOX", kSteel, rbox, 3);
+ ppgon[3] = 2.;
+ ppgon[4] = -kBBMdz / 2. ;
+ ppgon[5] = kBBMRin;
+ ppgon[6] = kBBMRou;
- gMC->Gspos("BRE2", 1, "BRE1", 0., -32.5+2.50, 0., 0, "ONLY");
- gMC->Gspos("BRE2", 2, "BRE1", 0., 32.5-2.50, 0., 0, "ONLY");
- gMC->Gspos("BRE3", 1, "BRE1", -20., 0., 0., 0, "ONLY");
- gMC->Gspos("BRE3", 2, "BRE1", 20., 0., 0., 0, "ONLY");
- gMC->Gspos("BRE1", 1, "ALIC", -496., -190., 0., 0, "ONLY");
- gMC->Gspos("BRE1", 2, "ALIC", 496., -190., 0., 0, "ONLY");
-*/
+ 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,
" 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());
+}
+
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff