From 7bd7faf8c60d8887523110696e371ac003e59d3d Mon Sep 17 00:00:00 2001 From: morsch Date: Fri, 24 Nov 2000 13:00:37 +0000 Subject: [PATCH] - Geometry and materials imported from euclid output - include comments - better struturing of volume tree - improved version of flange close to front absorber - more realistic pump materials - undulated beam pipe imported from v3. --- STRUCT/AliPIPEv0.cxx | 792 ++++++++++++++++++++++++++++++++++++++++--- STRUCT/AliPIPEv0.h | 4 +- 2 files changed, 745 insertions(+), 51 deletions(-) diff --git a/STRUCT/AliPIPEv0.cxx b/STRUCT/AliPIPEv0.cxx index 3a2ded7d96a..36b2f437757 100644 --- a/STRUCT/AliPIPEv0.cxx +++ b/STRUCT/AliPIPEv0.cxx @@ -15,6 +15,9 @@ /* $Log$ +Revision 1.9 2000/10/02 21:28:15 fca +Removal of useless dependecies via forward declarations + Revision 1.8 2000/06/11 12:37:01 morsch Coding rule violations corrected @@ -33,6 +36,8 @@ Introduction of the Copyright and cvs Log #include "AliPIPEv0.h" #include "AliRun.h" +#include "AliConst.h" +#include "AliMagF.h" #include "AliMC.h" #include "TSystem.h" @@ -55,7 +60,6 @@ AliPIPEv0::AliPIPEv0(const char *name, const char *title) //___________________________________________ void AliPIPEv0::CreateGeometry() { - printf("Create PIPEv0 geometry\n "); //Begin_Html /* @@ -69,55 +73,571 @@ void AliPIPEv0::CreateGeometry() */ //End_Html - const char *kPipeName = "$(ALICE_ROOT)/Euclid/bpipeb.euc"; - const char *kPumpName = "$(ALICE_ROOT)/Euclid/bpumpa.euc"; - char *filtmp; - char topvol[5]; - printf("Create PIPEv0 geometry "); + printf("Create PIPEv0 geometry \n"); - Int_t idrotm[2099]; + Int_t *idtmed = fIdtmed->GetArray(); + Float_t ppcon[36], ptube[3], pbox[3]; + Int_t i=0; + + enum {kC=6, kAlu=9, kInox=19, kGetter=20, kBe=5, kVac=16, kAir=15}; + + Int_t idrotm[2099]; + AliMatrix(idrotm[2001],90.,240., 0., 0., 90.,150.); + AliMatrix(idrotm[2002],90., 0., 0., 0., 90.,270.); + AliMatrix(idrotm[2003],90.,120., 0., 0., 90., 30.); + AliMatrix(idrotm[2004],90.,315., 90., 45., 0., 0.); + AliMatrix(idrotm[2005],90.,270., 90., 0., 0., 0.); + AliMatrix(idrotm[2006],90.,225., 90.,315., 0., 0.); + AliMatrix(idrotm[2007],90.,180., 90.,270., 0., 0.); + AliMatrix(idrotm[2008],90.,135., 90.,225., 0., 0.); + AliMatrix(idrotm[2009],90., 90., 90.,180., 0., 0.); + AliMatrix(idrotm[2010],90., 45., 90.,135., 0., 0.); + idrotm[2011] = 0; + AliMatrix(idrotm[2012],90.,180., 90., 90.,180., 0.); + AliMatrix(idrotm[2013],90., 0., 90., 90.,180., 0.); + + + // // The peam pipe up to the Front Absorber - filtmp=gSystem->ExpandPathName(kPipeName); - FILE *file = fopen(filtmp,"r"); - delete [] filtmp; - if(file) { - fclose(file); - printf(" Reading PIPE \n"); - ReadEuclid(kPipeName,topvol); - } else { - printf(" THE GEOM FILE %s DOES NOT EXIST !\n",kPipeName); - exit(1); - } // -// The Ion Pump - filtmp=gSystem->ExpandPathName(kPumpName); - file = fopen(filtmp,"r"); - delete [] filtmp; - if(file) { - fclose(file); - printf(" Reading PUMP \n"); - ReadEuclid(kPumpName,topvol); - } else { - printf(" THE GEOM FILE %s DOES NOT EXIST !\n",kPumpName); - exit(1); - } +// Mother Volume QBPM + ppcon[0] = 0; + ppcon[1] = 360; + ppcon[2] = 11; +// 1: + ppcon[3] = - 90; + ppcon[4] = 0; + ppcon[5] = 5.8; +// 2 + ppcon[6] = - 81.0; + ppcon[7] = 0.; + ppcon[8] = 5.8; +// 3 + ppcon[9] = - 81.; + ppcon[10] = 0.; + ppcon[11] = 4.22; +// 4 + ppcon[12] = - 28.00; + ppcon[13] = 0; + ppcon[14] = 4.22; +// 5 + ppcon[15] = - 28.00; + ppcon[16] = 0; + ppcon[17] = 3.2; +// 6 + ppcon[18] = 0; + ppcon[19] = 0; + ppcon[20] = 3.2; +// 7 + ppcon[21] = 28.00; + ppcon[22] = 0; + ppcon[23] = 3.2; +// 8 + ppcon[24] = 28.00; + ppcon[25] = 0; + ppcon[26] = 4.22; +// 9 + ppcon[27] = 250; + ppcon[28] = 0; + ppcon[29] = 4.22; +// 10 + ppcon[30] = 250; + ppcon[31] = 0; + ppcon[32] = 5; +// 11 + ppcon[33] = 800; + ppcon[34] = 0; + ppcon[35] = 5; + + gMC->Gsvolu("QBPM", "PCON", idtmed[kAir], ppcon, 36); + +// +// The Vacuum + ptube[0] = 0.0; + ptube[1] = 2.9; + ptube[2] = 445.0; + + gMC->Gsvolu("QBVA","TUBE", idtmed[kVac], ptube, 3); + gMC->Gspos("QBVA", 1, "QBPM", 0., 0., 355., 0, "ONLY"); +// +// Be Pipe in central Alice + ptube[0] = 2.90; + ptube[1] = 3.00; + ptube[2] = 28.25; + + gMC->Gsvolu("QBBE","TUBE", idtmed[kBe], ptube, 3); + gMC->Gspos("QBBE", 1, "QBPM", 0., 0., 0., 0, "ONLY"); + +// +// Metal-Metal Transitions +// +// Be-Inox +// Mother Volume + ptube[0] = 2.900; + ptube[1] = 4.200; + ptube[2] = 2.750; + gMC->Gsvolu("QBT1","TUBE", idtmed[kAir], ptube, 3); + gMC->Gspos("QBT1", 1, "QBPM", 0., 0., 28.25+ptube[2], 0, "ONLY"); + + ptube[0] = 2.900; + ptube[1] = 3.150; + ptube[2] = 0.375; + // + // Be-part + gMC->Gsvolu("QB01","TUBE", idtmed[kInox], ptube, 3); + + ptube[1] = 3.000; + gMC->Gsvolu("QBA1","TUBE", idtmed[kBe], ptube, 3); + + gMC->Gspos("QBA1", 1, "QB01", 0., 0., 0, 0, "ONLY"); + gMC->Gspos("QB01", 1, "QBT1", 0., 0.,-2.75+ptube[2], 0, "ONLY"); + + // Inox-part + // + ptube[0] = 2.900; + ptube[1] = 3.150; + ptube[2] = 2.375; + + gMC->Gsvolu("QB03","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB03", 1, "QBT1", 0., 0.,-2.+ptube[2], 0, "ONLY"); + + + ptube[0] = 3.15; + ptube[1] = 3.50; + ptube[2] = 0.10; + + gMC->Gsvolu("QB05","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB05", 1, "QBT1", 0., 0., 2.55+ptube[2], 0, "ONLY"); + + + // Fixations + ptube[0] = 0.0; + ptube[1] = 0.1; + ptube[2] = 0.5; + + gMC->Gsvolu("QB08","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB08", 1 ,"QBT1", 0.000, 3.650, -1.25, idrotm[2002], "ONLY"); + gMC->Gspos("QB08", 2 ,"QBT1", 3.161, -1.825, -1.25, idrotm[2001], "ONLY"); + gMC->Gspos("QB08", 3 ,"QBT1", -3.161, -1.825, -1.25, idrotm[2003], "ONLY"); + + // Carbon ring + ptube[0] = 3.15; + ptube[1] = 4.10; + ptube[2] = 0.55; + + gMC->Gsvolu("QB07","TUBE", idtmed[kC], ptube, 3); + + ptube[0] = 3.15; + ptube[1] = 3.50; + ptube[2] = 0.10; + gMC->Gsvolu("QBA7","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QBA7", 1, "QB07", 0.0, 0.0, 0.55-0.2, 0, "ONLY"); + gMC->Gspos("QB07", 1, "QBT1", 0.0, 0.0, 2., 0, "ONLY"); + +// +// Be-Alu +// Mother Volume + ptube[0] = 2.900; + ptube[1] = 4.200; + ptube[2] = 2.750; + gMC->Gsvolu("QBT2","TUBE", idtmed[kAir], ptube, 3); + gMC->Gspos("QBT2", 1, "QBPM", 0., 0., -28.25-ptube[2], idrotm[2012], "ONLY"); + + ptube[0] = 2.900; + ptube[1] = 3.150; + ptube[2] = 0.375; + // + // Be-part + gMC->Gsvolu("QB02","TUBE", idtmed[kAlu], ptube, 3); + + ptube[1] = 3.000; + gMC->Gsvolu("QBA2","TUBE", idtmed[kBe], ptube, 3); + + gMC->Gspos("QBA2", 1, "QB01", 0., 0., 0, 0, "ONLY"); + gMC->Gspos("QB02", 1, "QBT2", 0., 0.,-2.75+ptube[2], 0, "ONLY"); + + // Alu part + ptube[0] = 2.900; + ptube[1] = 3.150; + ptube[2] = 2.375; + + gMC->Gsvolu("QB04","TUBE", idtmed[kAlu], ptube, 3); + gMC->Gspos("QB04", 1, "QBT2", 0., 0.,-2.+ptube[2], 0, "ONLY"); + + + ptube[0] = 3.15; + ptube[1] = 3.50; + ptube[2] = 0.10; + + gMC->Gsvolu("QB06","TUBE", idtmed[kAlu], ptube, 3); + gMC->Gspos("QB06", 1, "QBT2", 0., 0., 2.55+ptube[2], 0, "ONLY"); + + + // Fixation + ptube[0] = 0.0; + ptube[1] = 0.1; + ptube[2] = 0.5; + + gMC->Gsvolu("QBA8","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QBA8", 1 ,"QBT2", 0.000, 3.650, -1.25, idrotm[2002], "ONLY"); + gMC->Gspos("QBA8", 2 ,"QBT2", 3.161, -1.825, -1.25, idrotm[2001], "ONLY"); + gMC->Gspos("QBA8", 3 ,"QBT2", -3.161, -1.825, -1.25, idrotm[2003], "ONLY"); + + // Carbon ring + ptube[0] = 3.15; + ptube[1] = 4.10; + ptube[2] = 0.55; + + gMC->Gsvolu("QB77","TUBE", idtmed[kC], ptube, 3); + + ptube[0] = 3.15; + ptube[1] = 3.50; + ptube[2] = 0.10; + gMC->Gsvolu("QBB7","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QBB7", 1, "QB77", 0.0, 0.0, 0.55-0.2, 0, "ONLY"); + gMC->Gspos("QB77", 1, "QBT2", 0.0, 0.0, 2., 0, "ONLY"); + + + +// +// 1st section Alu non-absorber side + ptube[0] = 2.9; + ptube[1] = 3.0; + ptube[2] = 85.175; + + gMC->Gsvolu("QB10","TUBE", idtmed[kAlu], ptube, 3); + gMC->Gspos("QB10", 1, "QBPM", 0.0, 0.0, 118.925, 0, "ONLY"); +// +// Support rollers: non absorber side +// +// Mother volume + ptube[0] = 3.2; + ptube[1] = 4.8; + ptube[2] = 3.0; + gMC->Gsvolu("QBRM","TUBE", idtmed[kAir], ptube, 3); + gMC->Gspos("QBRM", 1, "QBPM", 0., 0., 654.8, 0, "ONLY"); + gMC->Gspos("QBRM", 2, "QBPM", 0., 0., 254.8, 0, "ONLY"); + + ptube[0] = 0.0; + ptube[1] = 0.7; + ptube[2] = 3.0; + + gMC->Gsvolu("QB30","TUBE", idtmed[kInox], ptube, 3); + + for (i=0; i<8; i++) { + Float_t phi = 45.+i*45.*kDegrad; + Float_t xpos = 4.*TMath::Sin(phi); + Float_t ypos = 4.*TMath::Cos(phi); + gMC->Gspos("QB30", i+1, "QBRM", xpos, ypos, 0, idrotm[2004+i], "ONLY"); + } + +// +// Flanges: non absorber side + ptube[0] = 3.0; + ptube[1] = 4.9; + ptube[2] = 2.2; + + gMC->Gsvolu("QB29","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB29", 2, "QBPM", 0.0, 0.0, 654.8, 0, "ONLY"); + gMC->Gspos("QB29", 1, "QBPM", 0.0, 0.0, 254.8, 0, "ONLY"); +// +// Inox beam pipe: non absorber side + + ptube[0] = 2.90; + ptube[1] = 2.98; +// ptube[2] = 275.05; // without undulated beampipe + ptube[2] = 42.55; + + gMC->Gsvolu("QB28","TUBE", idtmed[kInox], ptube, 3); +// gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, 524.95, 0, "ONLY"); // without undulated beam pipe + gMC->Gspos("QB28", 1, "QBPM", 0.0, 0.0, 249.9+ptube[2], 0, "ONLY"); + +// +// Undulated beam pipe +// + Float_t pitch=0.25; + Float_t thick=0.015; + Float_t zundul=171; + Float_t rundul=3.0; + char cn48[][5]={"QN21","QN22","QN23","QN24","QN25","QN26","QN27","QN28"}; + + Undulation("QUND",pitch,thick,zundul,rundul,cn48); + gMC->Gspos("QUND", 1, "QBPM", 0., 0., 335.+zundul, 0, "ONLY"); + +// +// missing pieces of inox pipe +// + ptube[0] = 2.90; + ptube[1] = 2.98; + ptube[2] = 61.55; + + gMC->Gsvolu("QB48","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB48", 1, "QBPM", 0.0, 0.0, 800.-ptube[2], 0, "ONLY"); + + ptube[0] = 2.90; + ptube[1] = 2.98; + ptube[2] = 1.0; + + gMC->Gsvolu("QB27","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB27", 1, "QBPM", 0.0, 0.0, 208.1, 0, "ONLY"); +// + ptube[0] = 2.90; + ptube[1] = 3.15; + ptube[2] = 1.5; + + gMC->Gsvolu("QB26","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB26", 1, "QBPM", 0.0, 0.0, 205.6, 0, "ONLY"); + +// + ptube[0] = 3.0; + ptube[1] = 3.15; + ptube[2] = 2.75; + + gMC->Gsvolu("QB25","TUBE", idtmed[kAlu], ptube, 3); + gMC->Gspos("QB25", 1, "QBPM", 0.0, 0.0, 201.35, 0, "ONLY"); + +// +// Bellows // +// Mother Volume + ptube[0] = 2.90; + ptube[1] = 3.75; + ptube[2] = 14.70; + gMC->Gsvolu("QBE0","TUBE", idtmed[kAir], ptube, 3); + gMC->Gspos("QBE0", 2 ,"QBPM", 0.0, 0.0, 229.5, 0, "ONLY"); + gMC->Gspos("QBE0", 1 ,"QBPM", 0.0, 0.0, -61.3, 0, "ONLY"); + + ptube[2] = 5.70; + + gMC->Gsvolu("QBEM","TUBE", idtmed[kAir], ptube, 3); + gMC->Gspos("QBEM", 2 ,"QBE0", 0.0, 0.0,-14.7, 0 , "ONLY"); + gMC->Gspos("QBEM", 1 ,"QBE0", 0.0, 0.0, 14.7,idrotm[2012], "ONLY"); + + ptube[0] = 2.90; + ptube[1] = 3.25; + ptube[2] = 3.70; + + gMC->Gsvolu("QB19","TUBE", idtmed[kVac], ptube, 3); + gMC->Gspos("QB19", 1 ,"QBEM", 0.0, 0.0, 0.5, 0 , "ONLY"); + + ptube[0] = 3.25; + ptube[1] = 3.74; + ptube[2] = 0.095; + + gMC->Gsvolu("QB18","TUBE", idtmed[kVac], ptube, 3); + for (i=0; i<15; i++) { + gMC->Gspos("QB18", i+1, "QBEM", 0.0, 0.0, 3.3-i*0.4, 0, "ONLY"); + } + + ptube[0] = 2.90; + ptube[1] = 3.00; + ptube[2] = 1.20; + + gMC->Gsvolu("QB21","TUBE", idtmed[kVac], ptube, 3); + gMC->Gspos("QB21", 1 ,"QBEM", 0.0, 0.0, -4.5, 0 , "ONLY"); + + ptube[0] = 3.250; + ptube[1] = 3.750; + ptube[2] = 0.005; + + gMC->Gsvolu("QB15","TUBE", idtmed[kInox], ptube, 3); + for (i=0; i<30; i++) { + gMC->Gspos("QB15", i+1, "QBEM", 0.0, 0.0, 3.4-i*0.2, 0, "ONLY"); + } + + ptube[0] = 3.740; + ptube[1] = 3.750; + ptube[2] = 0.095; + + gMC->Gsvolu("QB16","TUBE", idtmed[kInox], ptube, 3); + for (i=0; i<15; i++) { + gMC->Gspos("QB16", i+1, "QBEM", 0.0, 0.0, 3.3-i*0.4, 0, "ONLY"); + } + + ptube[0] = 3.250; + ptube[1] = 3.260; + ptube[2] = 0.095; + + gMC->Gsvolu("QB17","TUBE", idtmed[kInox], ptube, 3); + for (i=0; i<14; i++) { + gMC->Gspos("QB17", i+1, "QBEM", 0.0, 0.0, 3.1-i*0.4, 0, "ONLY"); + } + + ptube[0] = 3.250; + ptube[1] = 3.260; + ptube[2] = 0.3975; + + gMC->Gsvolu("QB14","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB14", 2 ,"QBEM", 0.0, 0.0, -2.8025, 0 , "ONLY"); + gMC->Gspos("QB14", 1 ,"QBEM", 0.0, 0.0, 3.8025, 0 , "ONLY"); + + ptube[0] = 2.900; + ptube[1] = 3.260; + ptube[2] = 0.050; + + gMC->Gsvolu("QB13","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB13", 2 ,"QBEM", 0.0, 0.0, -3.25, 0 , "ONLY"); + gMC->Gspos("QB13", 1 ,"QBEM", 0.0, 0.0, 4.25, 0 , "ONLY"); + + ptube[0] = 2.900; + ptube[1] = 3.000; + ptube[2] = 0.700; + + gMC->Gsvolu("QB12","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB12", 1 ,"QBEM", 0.0, 0.0, 5.0, 0, "ONLY"); + + +// +// pipe between Bellows + ptube[0] = 2.9; + ptube[1] = 3.0; + ptube[2] = 9.0; + gMC->Gsvolu("QB23","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB23", 1 ,"QBE0", 0.0, 0.0, 0.0, 0, "ONLY"); + +// +// End Bellow + +// Absorber side +// +// beam pipe between metal-metal transition and bellows + ptube[0] = 2.9; + ptube[1] = 3.0; + ptube[2] = 3.575; + + gMC->Gsvolu("QB24","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB24", 1 ,"QBPM", 0.0, 0.0, -37.325, 0, "ONLY"); +// +// beam pipe between flange and bellows + ptube[0] = 2.90; + ptube[1] = 3.00; + ptube[2] = 0.45; + + gMC->Gsvolu("QB22","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB22", 1 ,"QBPM", 0.0, 0.0, -82.15, 0, "ONLY"); + +// +// Flange +// +// Mother Volume + ptube[0] = 2.900; + ptube[1] = 4.300; + ptube[2] = 1.400; + + gMC->Gsvolu("QFA0","TUBE", idtmed[kAlu], ptube, 3); + gMC->Gspos("QFA0", 1 ,"QBPM", 0.0, 0.0, -84.0, 0, "ONLY"); +// +// inner Inox piece + ptube[0] = 2.900; + ptube[1] = 3.500; + ptube[2] = 0.450; + gMC->Gsvolu("QFA1","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QFA1", 1 ,"QFA0", 0.0, 0.0, 0.225, 0, "ONLY"); +// +// 8 x M5 Inox + ptube[0] = 0.000; + ptube[1] = 0.250; + ptube[2] = 1.400; + gMC->Gsvolu("QFA2","TUBE", idtmed[kInox], ptube, 3); + for (i=0; i<8; i++) { + Float_t phi = i*45.*kDegrad; + Float_t xpos = 3.9*TMath::Sin(phi); + Float_t ypos = 3.9*TMath::Cos(phi); + gMC->Gspos("QFA2", i+1, "QFA0", xpos, ypos, 0., 0, "ONLY"); + } + + + ptube[0] = 2.900; + ptube[1] = 3.000; + ptube[2] = 2.300; + + gMC->Gsvolu("QB32","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QB32", 1 ,"QBPM", 0.0, 0.0, -90.+2.3, 0, "ONLY"); + +// +// The Ion Pump // --- Place the PIPE ghost volume (QBPM) in its mother volume (ALIC) // and make it invisible // - AliMatrix(idrotm[2001],90.,0.,90.,90.,180.,0.); + - gMC->Gspos("QBPM",1,"ALIC",0,0,0,idrotm[2001],"ONLY"); + gMC->Gspos("QBPM",1,"ALIC",0,0,0,idrotm[2013], "ONLY"); + +// +// Ion Pump +// + ptube[0] = 5.; + ptube[1] = 55.; + ptube[2] = 20.; + gMC->Gsvolu("QIPM","TUBE", idtmed[kAir], ptube, 3); + // + // Getters -> + pbox[0] = 6.50; + pbox[1] = 6.75; + pbox[2] = 15.60; + gMC->Gsvolu("QI32","BOX", idtmed[kInox], pbox, 3); + + pbox[0] = 5.90; + pbox[1] = 6.15; + pbox[2] = 15.00; + gMC->Gsvolu("QI42","BOX", idtmed[kGetter], pbox, 3); + gMC->Gspos("QI42", 1, "QI32", 0.0, 0.0, 0.0, 0, "ONLY"); +// <- + + ptube[0] = 0.0; + ptube[1] = 19.0; + ptube[2] = 2.5; + gMC->Gsvolu("QI33","TUBE", idtmed[kInox], ptube, 3); + + + ptube[0] = 0.0; + ptube[1] = 15.0; + ptube[2] = 2.5; + gMC->Gsvolu("QI43","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QI43", 1, "QI33", 0.0, 0.0, 0.0, 0, "ONLY"); +// +// Connecting tube -> + ptube[0] = 0.0; + ptube[1] = 5.4; + ptube[2] = 13.7; + gMC->Gsvolu("QI34","TUBE", idtmed[kInox], ptube, 3); + + ptube[0] = 0.0; + ptube[1] = 4.8; + ptube[2] = 13.7; + gMC->Gsvolu("QI44","TUBE", idtmed[kInox], ptube, 3); + gMC->Gspos("QI44", 1, "QI34", 0.0, 0.0, 0.0, 0, "ONLY"); +// <- + + // + // Flange -> + ptube[0] = 0.00; + ptube[1] = 7.30; + ptube[2] = 2.15; + gMC->Gsvolu("QI35","TUBE", idtmed[kInox], ptube, 3); + + ptube[0] = 4.80; + ptube[1] = 7.30; + ptube[2] = 2.15; + gMC->Gsvolu("QI45","TUBE", idtmed[kAir], ptube, 3); + gMC->Gspos("QI45", 1, "QI35", 0.0, 0.0, 0.0, 0, "ONLY"); +// <- + + gMC->Gspos("QI32", 1, "QIPM", 0.0, -44.25, 0.0, 0, "ONLY"); + gMC->Gspos("QI33", 1, "QIPM", 0.0, -35.00, 0.0,idrotm[2002], "ONLY"); + gMC->Gspos("QI34", 1, "QIPM", 0.0, -18.80, 0.0,idrotm[2002], "ONLY"); + gMC->Gspos("QI35", 1, "QIPM", 0.0, -24.35, 0.0,idrotm[2002], "ONLY"); // // PLACE ION PUMP (QIPM) AT Z=-385. // - gMC->Gspos("QIPM",1,"ALIC",0,0,-385,idrotm[2001],"ONLY"); + gMC->Gspos("QIPM",1,"ALIC",0,0,-385,idrotm[2013], "ONLY"); + - gMC->Gsatt("QIPM", "SEEN", 0); - gMC->Gsatt("QBPM", "SEEN", 0); - gMC->Gsatt("QB20", "SEEN", 0); + gMC->Gsatt("QIPM", "SEEN", 0); + gMC->Gsatt("QBPM", "SEEN", 0); + gMC->Gsatt("QBEM", "SEEN", 0); } @@ -131,24 +651,196 @@ void AliPIPEv0::DrawModule() //___________________________________________ void AliPIPEv0::CreateMaterials() { -// Create materials and media from Euclid file - printf("Create PIPEv0 materials\n"); - const char *kName = "$(ALICE_ROOT)/Euclid/pipe.tme"; - char *filtmp; - filtmp=gSystem->ExpandPathName(kName); - FILE *file = fopen(filtmp,"r"); - delete [] filtmp; - if(file) { - fclose(file); - ReadEuclidMedia(kName); - } else { - printf(" THE MEDIA FILE %s DOES NOT EXIST !\n",kName); - exit(1); - } + printf("Create PIPEv0 materials \n"); + // + // Define materials for muon absorber + // + Int_t isxfld = gAlice->Field()->Integ(); + Float_t sxmgmx = gAlice->Field()->Max(); + + Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; + Float_t zsteel[4] = { 26.,24.,28.,14. }; + Float_t wsteel[4] = { .715,.18,.1,.005 }; + // + // Berillium + AliMaterial(5, "BERILLIUM$", 9.01, 4., 1.848, 35.3, 36.7); + // + // Carbon + AliMaterial(6, "CARBON$ ", 12.01, 6., 2.265, 18.8, 49.9); + // + // Aluminum + AliMaterial(9, "ALUMINIUM$", 26.98, 13., 2.7, 8.9, 37.2); + // + // Air + AliMaterial(15, "AIR$ ", 14.61, 7.3, .001205, 30423.24, 67500.); + // + // Vacuum + AliMaterial(16, "VACUUM$ ", 1e-16, 1e-16, 1e-16, 1e16, 1e16); + // + // stainless Steel + AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); + // + // reduced density steel to approximate pump getter material + AliMixture(20, "GETTER$", asteel, zsteel, 1.00, 4, wsteel); + // + // **************** + // Defines tracking media parameters. + // + Float_t epsil = .001; // Tracking precision, + Float_t stemax = -0.01; // Maximum displacement for multiple scat + Float_t tmaxfd = -20.; // Maximum angle due to field deflection + Float_t deemax = -.3; // Maximum fractional energy loss, DLS + Float_t stmin = -.8; + // *************** + // + // Beryllium + + AliMedium(5, "BE", 5, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + + // Carbon + AliMedium(6, "C", 6, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + // + // Aluminum + AliMedium(9, "ALU", 9, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + // + // Air + AliMedium(15, "AIR", 15, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + // + // Vacuum + AliMedium(16, "VACUUM", 16, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + // + // Steel + AliMedium(19, "INOX", 19, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); + // + // Getter + AliMedium(20, "GETTER", 20, 0, isxfld, sxmgmx, tmaxfd, stemax, deemax, epsil, stmin); } +void AliPIPEv0::Undulation(char *undul, Float_t pitch, Float_t thick, + Float_t zundul, Float_t rundul, char (*cone)[5]) +{ + // + // RUNDUL : Internal radius of the undulated chamber + // THICK : material thickness + // PITCH : one-QUARTER wave of undulation (cm) + // ZUNDUL : half length (cm) + // + // The undulated structure is desgned as a superposition of eight CONES + // of suitable sizes, where the inner/outer radius of the cone increases, + // then decreases, each half of the wave is assumed to be a semicircle, + // which allows to calculate the thickness and the radii of the cone, by + // dividing the semicircle into 4 parts of equal arc length. + // Thus apear the constants 0.293 and 0.707. + // + + const Float_t kConst1 = .293; + const Float_t kConst2 = .707; + + // Local variables + Int_t j, nwave; + Float_t dcone1[5], dcone2[5], dcone3[5], dcone4[5], dcone5[5], + dcone6[5], dcone7[5], dcone8[5]; + Float_t xc, yc, zc, dundul[3]; + Int_t *idtmed = fIdtmed->GetArray()-1999; + + // Function Body + dcone1[0] = kConst1 * pitch / 2; + dcone1[1] = rundul; + dcone1[2] = dcone1[1] + thick; + dcone1[3] = dcone1[1] + kConst2 * pitch; + dcone1[4] = dcone1[3] + thick; + + dcone2[0] = kConst2 * pitch / 2; + dcone2[1] = dcone1[3]; + dcone2[2] = dcone1[4]; + dcone2[3] = dcone2[1] + kConst1 * pitch; + dcone2[4] = dcone2[3] + thick; + + dcone3[0] = dcone2[0]; + dcone3[1] = dcone2[3]; + dcone3[2] = dcone2[4]; + dcone3[3] = dcone2[1]; + dcone3[4] = dcone2[2]; + + dcone4[0] = dcone1[0]; + dcone4[1] = dcone1[3]; + dcone4[2] = dcone1[4]; + dcone4[3] = dcone1[1]; + dcone4[4] = dcone1[2]; + + dcone5[0] = dcone1[0]; + dcone5[1] = dcone1[1] - thick; + dcone5[2] = dcone1[1]; + dcone5[3] = dcone5[1] - kConst2 * pitch; + dcone5[4] = dcone5[3] + thick; + + dcone6[0] = dcone2[0]; + dcone6[1] = dcone5[3]; + dcone6[2] = dcone5[4]; + dcone6[3] = dcone6[1] - kConst1 * pitch; + dcone6[4] = dcone6[3] + thick; + dcone7[0] = dcone6[0]; + dcone7[1] = dcone6[3]; + dcone7[2] = dcone6[4]; + dcone7[3] = dcone5[3]; + dcone7[4] = dcone5[4]; + + dcone8[0] = dcone5[0]; + dcone8[1] = dcone7[3]; + dcone8[2] = dcone7[4]; + dcone8[3] = dcone5[1]; + dcone8[4] = dcone5[2]; + + gMC->Gsvolu(cone[0], "CONE", idtmed[2018], dcone1, 5); + gMC->Gsvolu(cone[1], "CONE", idtmed[2018], dcone2, 5); + gMC->Gsvolu(cone[2], "CONE", idtmed[2018], dcone3, 5); + gMC->Gsvolu(cone[3], "CONE", idtmed[2018], dcone4, 5); + gMC->Gsvolu(cone[4], "CONE", idtmed[2018], dcone5, 5); + gMC->Gsvolu(cone[5], "CONE", idtmed[2018], dcone6, 5); + gMC->Gsvolu(cone[6], "CONE", idtmed[2018], dcone7, 5); + gMC->Gsvolu(cone[7], "CONE", idtmed[2018], dcone8, 5); + gMC->Gsatt(cone[0], "SEEN", 0); + gMC->Gsatt(cone[1], "SEEN", 0); + gMC->Gsatt(cone[2], "SEEN", 0); + gMC->Gsatt(cone[3], "SEEN", 0); + gMC->Gsatt(cone[4], "SEEN", 0); + gMC->Gsatt(cone[5], "SEEN", 0); + gMC->Gsatt(cone[6], "SEEN", 0); + gMC->Gsatt(cone[7], "SEEN", 0); + + // DEFINE AN IMAGINARY TUBE VOLUME FOR UNDULATED CHAMBER, FILL WITH VACUUM + + nwave = Int_t (zundul / (pitch * 2) + .1); + dundul[2] = pitch * 2 * nwave; + dundul[1] = rundul + pitch + thick * 2; + // + dundul[0] = 2.9; + gMC->Gsvolu(undul, "TUBE", idtmed[2015], dundul, 3); + + xc = 0; + yc = 0; + zc = -dundul[2] + dcone1[0]; + for (j = 1; j <= nwave; ++j) { + gMC->Gspos(cone[0], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone1[0] + dcone2[0]; + gMC->Gspos(cone[1], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone2[0] + dcone3[0]; + gMC->Gspos(cone[2], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone3[0] + dcone4[0]; + gMC->Gspos(cone[3], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone4[0] + dcone5[0]; + gMC->Gspos(cone[4], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone5[0] + dcone6[0]; + gMC->Gspos(cone[5], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone6[0] + dcone7[0]; + gMC->Gspos(cone[6], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone7[0] + dcone8[0]; + gMC->Gspos(cone[7], j, undul, xc, yc, zc, 0, "ONLY"); + zc = zc + dcone8[0] + dcone1[0]; + } +} diff --git a/STRUCT/AliPIPEv0.h b/STRUCT/AliPIPEv0.h index 1fb30b3a31d..86fa86d7f6e 100644 --- a/STRUCT/AliPIPEv0.h +++ b/STRUCT/AliPIPEv0.h @@ -21,7 +21,9 @@ public: virtual void CreateMaterials(); virtual Int_t IsVersion() const {return 0;} virtual void DrawModule(); - + private: + virtual void Undulation(char *undul, Float_t pitch, Float_t thick, Float_t zundul, Float_t rundul, + char (*cone)[5]); ClassDef(AliPIPEv0,1) //Class for PIPE version 0 }; -- 2.31.1