X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TPC%2FAliTPCv0.cxx;h=deb7993c1dfc77f6137fbfdf21cbfe999c3730e3;hb=a1287af5dda21a29b12c96e1009fcca70b9d8f19;hp=8b6e1b8b7db8f2593ba89cdc4f90171eb24cf2c4;hpb=cc80f89ead2e03e663aa5c2e2330945097ba3ffd;p=u%2Fmrichter%2FAliRoot.git diff --git a/TPC/AliTPCv0.cxx b/TPC/AliTPCv0.cxx index 8b6e1b8b7db..deb7993c1df 100644 --- a/TPC/AliTPCv0.cxx +++ b/TPC/AliTPCv0.cxx @@ -13,28 +13,8 @@ * provided "as is" without express or implied warranty. * **************************************************************************/ -/* -$Log$ -Revision 1.13.8.2 2000/04/10 08:33:44 kowal2 - -Updated readout chambers - -Revision 1.13.8.1 2000/04/10 07:56:53 kowal2 -Not used anymore - removed - -Revision 1.13 1999/11/04 17:28:06 fca -Correct barrel part of HV Degrader - -Revision 1.12 1999/10/08 06:27:23 fca -Corrected bug in the HV degrader geometry, thanks to G.Tabary - -Revision 1.11 1999/10/04 13:39:54 fca -Correct array index problem - -Revision 1.10 1999/09/29 09:24:34 fca -Introduction of the Copyright and cvs Log - -*/ +/* $Id$ */ +// /////////////////////////////////////////////////////////////////////////////// // // @@ -49,20 +29,26 @@ Introduction of the Copyright and cvs Log // // /////////////////////////////////////////////////////////////////////////////// +#include + #include -#include -#include -#include -#include "AliTPCv0.h" -#include "AliRun.h" -#include -#include -#include "AliMC.h" -#include "AliConst.h" +#include +#include +#include -#include "AliTPCParam.h" +#include "AliConst.h" +#include "AliRun.h" #include "AliTPCDigitsArray.h" - +#include "AliTPCParamSR.h" +#include "AliTPCv0.h" +#include "TGeoManager.h" +#include "TGeoVolume.h" +#include "TGeoPcon.h" +#include "TGeoTube.h" +#include "TGeoPgon.h" +#include "TGeoTrd1.h" +#include "TGeoCompositeShape.h" +#include "TGeoPara.h" ClassImp(AliTPCv0) //_____________________________________________________________________________ @@ -72,18 +58,23 @@ AliTPCv0::AliTPCv0(const char *name, const char *title) // // Standard creator for TPC version 0 // + + + if (fTPCParam) + fTPCParam->Write(fTPCParam->GetTitle()); } //_____________________________________________________________________________ void AliTPCv0::CreateGeometry() { + // - // Creation of the TPC coarse geometry (version 0) - // Origin Marek Kowalski Cracow + // Creation of the TPC version 0, i.e. no sensitive volumes, + // only the material distribution // //Begin_Html /* - + */ //End_Html //Begin_Html @@ -92,554 +83,824 @@ void AliTPCv0::CreateGeometry() */ //End_Html - - Int_t *idtmed = fIdtmed->GetArray(); - - Float_t dm[21]; - Int_t idrotm[120]; - - Int_t nRotMat = 0; - - - // ---------------------------------------------------- - // FIELD CAGE WITH ENDCAPS - G10 - // THIS IS ALSO A TPC MOTHER VOLUME - // ---------------------------------------------------- - - dm[0] = 76.; - dm[1] = 278.; - dm[2] = 275.; - - gMC->Gsvolu("TPC ", "TUBE", idtmed[8], dm, 3); - - //----------------------------------------------------- - // Endcap cover c-fibre 0.86% X0 - //----------------------------------------------------- - - dm[0] = 78.; - dm[1] = 258.; - dm[2] = 0.95; - - gMC->Gsvolu("TPEC","TUBE",idtmed[10],dm,3); - - //----------------------------------------------------- - // Drift gas , leave 2 cm at the outer radius - // and inner raddius - //----------------------------------------------------- - - dm[0] = 78.; - dm[1] = 258.; - dm[2] = 250.; - - gMC->Gsvolu("TGAS", "TUBE", idtmed[3], dm, 3); - - - //------------------------------------------------------ - // membrane holder - carbon fiber - //------------------------------------------------------ - - - gMC->Gsvolu("TPMH","TUBE",idtmed[6],dm,0); - - dm[0] = 252.; - dm[1] = 258.; - dm[2] = 0.2; - - gMC->Gsposp("TPMH",1,"TGAS",0.,0.,0.,0,"ONLY",dm,3); - - dm[0] = 78.; - dm[1] = 82.; - dm[2] = 0.1; - - gMC->Gsposp("TPMH",2,"TGAS",0.,0.,0.,0,"ONLY",dm,3); - - //---------------------------------------------------------- - // HV membrane - 25 microns of mylar + //---------------------------------------------------------- + // This geometry is written using TGeo class + // Firstly the shapes are defined, and only then the volumes + // What is recognized by the MC are volumes //---------------------------------------------------------- + // + // tpc - this will be the mother volume + // - dm[0] = 82.; - dm[1] = 252.; - dm[2] = 0.00125; - - gMC->Gsvolu("TPHV","TUBE",idtmed[5],dm,3); - - gMC->Gspos("TPHV",1,"TGAS",0.,0.,0.,0,"ONLY"); - - gMC->Gspos("TGAS",1,"TPC ",0.,0.,0.,0,"ONLY"); - - //---------------------------------------------------------- - // "side" gas volume, the same as the drift gas - // the readout chambers are placed there. - //---------------------------------------------------------- - - dm[0] = 78.; - dm[1] = 258.; - dm[2] = 0.5*(275. - 250.); - - gMC->Gsvolu("TPSG", "TUBE", idtmed[2], dm, 3); - - Float_t z_side = dm[2]; // 1/2 of the side gas thickness - - //----------------------------------------------------------- - // Readout chambers , 25% of X0, I use Al as the material + // + // here I define a volume TPC + // retrive the medium name with "TPC_" as a leading string + // + TGeoPcon *tpc = new TGeoPcon(0.,360.,20); //20 sections + // + tpc->DefineSection(0,-291.,77.,278.); + tpc->DefineSection(1,-270,77.,278.); + // + tpc->DefineSection(2,-270.,77.,278.); + tpc->DefineSection(3,-259.6,70.,278.); + // + tpc->DefineSection(4,-259.6,68.1,278.); + tpc->DefineSection(5,-253.6,68.1,278.); + // + tpc->DefineSection(6,-253.6,68.,278.); + tpc->DefineSection(7,-74.0,60.8,278.); + // + tpc->DefineSection(8,-74.0,60.1,278.); + tpc->DefineSection(9,-73.3,60.1,278.); + // + tpc->DefineSection(10,-73.3,56.9,278.); + tpc->DefineSection(11,73.3,56.9,278.); + // + tpc->DefineSection(12,73.3,60.1,278.); + tpc->DefineSection(13,74.0,60.1,278.); + // + tpc->DefineSection(14,74.0,60.8,278.); + tpc->DefineSection(15,253.6,65.5,278.); + // + tpc->DefineSection(16,253.6,65.6,278.); + tpc->DefineSection(17,259.6,65.6,278.); + // + tpc->DefineSection(18,259.6,70.0,278.); + tpc->DefineSection(19,291.,77.,278.); + // + TGeoMedium *m1 = gGeoManager->GetMedium("TPC_Air"); + TGeoVolume *v1 = new TGeoVolume("TPC_M",tpc,m1); + // + // drift volume - sensitive volume, extended beyond the + // endcaps, because of the alignment + // + TGeoPcon *dvol = new TGeoPcon(0.,360.,6); + dvol->DefineSection(0,-260.,74.5,264.4); + dvol->DefineSection(1,-253.6,74.5,264.4); + // + dvol->DefineSection(2,-253.6,76.6774,258.); + dvol->DefineSection(3,253.6,76.6774,258.); + // + dvol->DefineSection(4,253.6,74.5,264.4); + dvol->DefineSection(5,260.,74.5,264.4); + // + TGeoMedium *m5 = gGeoManager->GetMedium("TPC_Ne-CO2-N-1"); + TGeoVolume *v9 = new TGeoVolume("TPC_Drift",dvol,m5); + // + v1->AddNode(v9,1); + // + // outer insulator + // + TGeoPcon *tpco = new TGeoPcon(0.,360.,6); //insulator + // + tpco->DefineSection(0,-256.6,264.8,278.); + tpco->DefineSection(1,-253.6,264.8,278.); + // + tpco->DefineSection(2,-253.6,258.,278.); + tpco->DefineSection(3,250.6,258.,278.); + // + tpco->DefineSection(4,250.6,258.,275.5); + tpco->DefineSection(5,253.6,258.,275.5); + // + TGeoMedium *m2 = gGeoManager->GetMedium("TPC_CO2"); + TGeoVolume *v2 = new TGeoVolume("TPC_OI",tpco,m2); + // + // outer containment vessel + // + TGeoPcon *tocv = new TGeoPcon(0.,360.,6); // containment vessel + // + tocv->DefineSection(0,-256.6,264.8,278.); + tocv->DefineSection(1,-253.6,264.8,278.); + // + tocv->DefineSection(2,-253.6,274.8124,278.); + tocv->DefineSection(3,247.6,274.8124,278.); + // + tocv->DefineSection(4,247.6,270.4,278.); + tocv->DefineSection(5,250.6,270.4,278.); + // + TGeoMedium *m3 = gGeoManager->GetMedium("TPC_Al"); + TGeoVolume *v3 = new TGeoVolume("TPC_OCV",tocv,m3); + // + TGeoTube *to1 = new TGeoTube(274.8174,277.995,252.1); //epoxy + TGeoTube *to2 = new TGeoTube(274.8274,277.985,252.1); //tedlar + TGeoTube *to3 = new TGeoTube(274.8312,277.9812,252.1);//prepreg2 + TGeoTube *to4 = new TGeoTube(274.9062,277.9062,252.1);//nomex + // + TGeoMedium *sm1 = gGeoManager->GetMedium("TPC_Epoxy"); + TGeoMedium *sm2 = gGeoManager->GetMedium("TPC_Tedlar"); + TGeoMedium *sm3 = gGeoManager->GetMedium("TPC_Prepreg2"); + TGeoMedium *sm4 = gGeoManager->GetMedium("TPC_Nomex"); + // + TGeoVolume *tov1 = new TGeoVolume("TPC_OCV1",to1,sm1); + TGeoVolume *tov2 = new TGeoVolume("TPC_OCV2",to2,sm2); + TGeoVolume *tov3 = new TGeoVolume("TPC_OCV3",to3,sm3); + TGeoVolume *tov4 = new TGeoVolume("TPC_OCV4",to4,sm4); + //------------------------------------------------------- + // Tpc Outer Field Cage + // daughters - composite (sandwich) + //------------------------------------------------------- + + TGeoPcon *tofc = new TGeoPcon(0.,360.,6); + // + tofc->DefineSection(0,-253.6,258.,269.6); + tofc->DefineSection(1,-250.6,258.,269.6); + // + tofc->DefineSection(2,-250.6,258.,260.0676); + tofc->DefineSection(3,250.6,258.,260.0676); + // + tofc->DefineSection(4,250.6,258.,275.5); + tofc->DefineSection(5,253.6,258.,275.5); + // + TGeoVolume *v4 = new TGeoVolume("TPC_TOFC",tofc,m3); + //sandwich + TGeoTube *tf1 = new TGeoTube(258.0,260.0676,252.1); //tedlar + TGeoTube *tf2 = new TGeoTube(258.0038,260.0638,252.1); //prepreg3 + TGeoTube *tf3 = new TGeoTube(258.0338,260.0338,252.1);//nomex + // + TGeoMedium *sm5 = gGeoManager->GetMedium("TPC_Prepreg3"); + // + TGeoVolume *tf1v = new TGeoVolume("TPC_OFC1",tf1,sm2); + TGeoVolume *tf2v = new TGeoVolume("TPC_OFC2",tf2,sm5); + TGeoVolume *tf3v = new TGeoVolume("TPC_OFC3",tf3,sm4); + // + // outer part - positioning + // + tov1->AddNode(tov2,1); tov2->AddNode(tov3,1); tov3->AddNode(tov4,1); + // + tf1v->AddNode(tf2v,1); tf2v->AddNode(tf3v,1); + // + v3->AddNode(tov1,1,new TGeoTranslation(0.,0.,-1.5)); v4->AddNode(tf1v,1); + // + v2->AddNode(v3,1); v2->AddNode(v4,1); + // + v1->AddNode(v2,1); //----------------------------------------------------------- - - Float_t InnerOpenAngle = fTPCParam->GetInnerAngle(); - Float_t OuterOpenAngle = fTPCParam->GetOuterAngle(); - - Float_t InnerAngleShift = fTPCParam->GetInnerAngleShift(); - Float_t OuterAngleShift = fTPCParam->GetOuterAngleShift(); - - - Int_t nInnerSector = fTPCParam->GetNInnerSector()/2; - Int_t nOuterSector = fTPCParam->GetNOuterSector()/2; - - - Float_t InSecLowEdge = fTPCParam->GetInnerRadiusLow(); - Float_t InSecUpEdge = fTPCParam->GetInnerRadiusUp(); - - Float_t OuSecLowEdge = fTPCParam->GetOuterRadiusLow(); - Float_t OuSecUpEdge = fTPCParam->GetOuterRadiusUp(); - - Float_t SecThick = 2.225; // Al - - - // S (Inner) sectors - - Float_t LowEdge = fTPCParam->GetInnerFrameSpace(); - - dm[0] = InSecLowEdge*TMath::Tan(0.5*InnerOpenAngle)-LowEdge; - dm[1] = InSecUpEdge*TMath::Tan(0.5*InnerOpenAngle)-LowEdge; - dm[2] = SecThick; - dm[3] = 0.5*(InSecUpEdge-InSecLowEdge); - - Float_t xCenterS = InSecLowEdge+dm[3]; - - gMC->Gsvolu("TRCS", "TRD1", idtmed[0], dm, 4); - - // L (Outer) sectors - - Float_t UpEdge = fTPCParam->GetOuterFrameSpace(); - - dm[0] = OuSecLowEdge*TMath::Tan(0.5*OuterOpenAngle)-UpEdge; - dm[1] = OuSecUpEdge*TMath::Tan(0.5*OuterOpenAngle)-UpEdge; - dm[2] = SecThick; - dm[3] = 0.5*(OuSecUpEdge-OuSecLowEdge); - - Float_t xCenterL = OuSecLowEdge+dm[3]; - - gMC->Gsvolu("TRCL", "TRD1", idtmed[0], dm, 4); - - Float_t z1 = -z_side + SecThick*0.5; - - //------------------------------------------------------------------ - // Positioning of the S-sector readout chambers - //------------------------------------------------------------------ - - Int_t ns; - Float_t theta1,theta2,theta3; - Float_t phi1,phi2,phi3; - Float_t alpha; - Float_t x,y; - - for(ns=0;ns 360.) phi1 -= 360.; - - theta1 = 90.; - phi2 = 90.; - theta2 = 180.; - phi3 = ns * InnerOpenAngle + InnerAngleShift; - phi3 *= kRaddeg; // in degrees - - phi3 = (Float_t)TMath::Nint(phi3); - - if(phi3 > 360.) phi3 -= 360.; - - theta3 = 90.; - - alpha = phi3*kDegrad; - - x = xCenterS * TMath::Cos(alpha); - y = xCenterS * TMath::Sin(alpha); - - AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3); - - gMC->Gspos("TRCS", ns+1, "TPSG", x, y, z1, idrotm[nRotMat], "ONLY"); - - nRotMat++; - - } - - //------------------------------------------------------------------- - // Positioning of the L-sectors readout chambers - //------------------------------------------------------------------- - - for(ns=0;ns 360.) phi1 -= 360.; - - theta1 = 90.; - phi2 = 90.; - theta2 = 180.; - phi3 = ns * OuterOpenAngle+OuterAngleShift; - phi3 *= kRaddeg; // in degrees - - phi3 = (Float_t)TMath::Nint(phi3); - - - if(phi3 > 360.) phi3 -= 360.; - - theta3 = 90.; - - alpha = phi3*kDegrad; - - x = xCenterL * TMath::Cos(alpha); - y = xCenterL * TMath::Sin(alpha); - - AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3); - - - gMC->Gspos("TRCL", ns+1, "TPSG", x, y, z1, idrotm[nRotMat], "ONLY"); - - nRotMat++; - - } - - Float_t z0 = z_side - 0.95; - - gMC->Gspos("TPEC",1,"TPSG",0.,0.,z0,0,"ONLY"); - - // ========================================================== - // wheels - // ========================================================== - + //-------------------------------------------------------------------- + // Tpc Inner INsulator (CO2) + // the cones, the central drum and the inner f.c. sandwich with a piece + // of the flane will be placed in the TPC + //-------------------------------------------------------------------- + TGeoPcon *tpci = new TGeoPcon(0.,360.,4); // - // auxilary structures + tpci->DefineSection(0,-253.6,68.4,76.6774); + tpci->DefineSection(1,-74.0,61.2,76.6774); // - - - gMC->Gsvolu("TPWI","TUBE",idtmed[24],dm,0); // "air" - - // ---------------------------------------------------------- - // Large wheel -> positioned in the TPC - // ---------------------------------------------------------- - - - z0 = 263.5; // TPC length - 1/2 spoke wheel width - - dm[0] = 258.; - dm[1] = 278.; - dm[2] = 11.5; - - gMC->Gsvolu("TPWL", "TUBE", idtmed[0], dm, 3); - - dm[0] = dm[0]+2.; - dm[1] = 278.; - dm[2] = dm[2]-2.; - - gMC->Gsposp("TPWI",1,"TPWL",0.,0.,0.,0,"ONLY",dm,3); - - gMC->Gspos("TPWL", 1, "TPC ", 0, 0, z0, 0, "ONLY"); - gMC->Gspos("TPWL", 2, "TPC ", 0, 0, -z0, 0, "ONLY"); - + tpci->DefineSection(2,74.0,61.2,76.6774); // - // Outer vessel + CO2 HV degrader + tpci->DefineSection(3,253.6,65.9,76.6774); // - - dm[0] = 260.; - dm[1] = 278.; - dm[2] = 252.; - - gMC->Gsvolu("TPCO","TUBE",idtmed[12],dm,3); - - dm[0] = 275.; - dm[1] = 278.; - - gMC->Gsvolu("TPOV","TUBE",idtmed[10],dm,3); - - gMC->Gspos("TPOV",1,"TPCO",0.,0.,0.,0,"ONLY"); - - - // G10 plugs - - dm[0] = 258.; - dm[1] = 260.; - dm[2] = 1.; - - gMC->Gsvolu("TPG1","TUBE",idtmed[8],dm,3); - gMC->Gspos("TPG1",1,"TPCO",0.,0.,251.,0,"ONLY"); - gMC->Gspos("TPG1",2,"TPCO",0.,0.,-251.,0,"ONLY"); - - gMC->Gspos("TPCO",1,"TPC ",0.,0.,0.,0,"ONLY"); - - + TGeoVolume *v5 = new TGeoVolume("TPC_INI",tpci,m2); + // + // now the inner field cage - only part of flanges (2 copies) + // + TGeoTube *tif1 = new TGeoTube(69.9,76.6774,1.5); + TGeoVolume *v6 = new TGeoVolume("TPC_IFC1",tif1,m3); + // + //--------------------------------------------------------- + // Tpc Inner Containment vessel - Muon side + //--------------------------------------------------------- + TGeoPcon *tcms = new TGeoPcon(0.,360.,10); + // + tcms->DefineSection(0,-259.1,68.1,74.2); + tcms->DefineSection(1,-253.6,68.1,74.2); + // + tcms->DefineSection(2,-253.6,68.1,68.4); + tcms->DefineSection(3,-74.0,60.9,61.2); + // + tcms->DefineSection(4,-74.0,60.1,61.2); + tcms->DefineSection(5,-73.3,60.1,61.2); + // + tcms->DefineSection(6,-73.3,56.9,61.2); + tcms->DefineSection(7,-73.0,56.9,61.2); + // + tcms->DefineSection(8,-73.0,56.9,58.8); + tcms->DefineSection(9,-71.3,56.9,58.8); + // + TGeoVolume *v7 = new TGeoVolume("TPC_ICVM",tcms,m3); + //----------------------------------------------- + // inner containment vessel - shaft side + //----------------------------------------------- + TGeoPcon *tcss = new TGeoPcon(0.,360.,10); + // + tcss->DefineSection(0,71.3,56.9,58.8); + tcss->DefineSection(1,73.0,56.9,58.8); + // + tcss->DefineSection(2,73.0,56.9,61.2); + tcss->DefineSection(3,73.3,56.9,61.2); + // + tcss->DefineSection(4,73.3,60.1,61.2); + tcss->DefineSection(5,74.0,60.1,61.2); + // + tcss->DefineSection(6,74.0,60.9,61.2); + tcss->DefineSection(7,253.6,65.6,65.9); + // + tcss->DefineSection(8,253.6,65.6,74.2); + tcss->DefineSection(9,258.1,65.6,74.2); + // + TGeoVolume *v8 = new TGeoVolume("TPC_ICVS",tcss,m3); + //----------------------------------------------- + // Inner field cage + // define 4 parts and make an assembly + //----------------------------------------------- + // part1 - Al - 2 copies + TGeoTube *t1 = new TGeoTube(76.6774,78.845,0.75); + TGeoVolume *tv1 = new TGeoVolume("TPC_IFC2",t1,m3); + // sandwich - outermost parts - 2 copies + TGeoTube *t2 = new TGeoTube(76.6774,78.845,74.175); // tedlar 38 microns + TGeoTube *t3 = new TGeoTube(76.6812,78.8412,74.175); // prepreg2 500 microns + TGeoTube *t4 = new TGeoTube(76.7312,78.7912,74.175); // prepreg3 300 microns + TGeoTube *t5 = new TGeoTube(76.7612,78.7612,74.175); // nomex 2 cm + // + TGeoVolume *tv2 = new TGeoVolume("TPC_IFC3",t2,sm2); + TGeoVolume *tv3 = new TGeoVolume("TPC_IFC4",t3,sm3); + TGeoVolume *tv4 = new TGeoVolume("TPC_IFC5",t4,sm5); + TGeoVolume *tv5 = new TGeoVolume("TPC_IFC6",t5,sm4); + // + // middle parts - 2 copies + TGeoTube *t6 = new TGeoTube(76.6774,78.795,5.); // tedlar 38 microns + TGeoTube *t7 = new TGeoTube(76.6812,78.7912,5.); // prepreg2 250 microns + TGeoTube *t8 = new TGeoTube(76.7062,78.7662,5.); // prepreg3 300 microns + TGeoTube *t9 = new TGeoTube(76.7362,78.7362,5.); // nomex 2 cm + // + TGeoVolume *tv6 = new TGeoVolume("TPC_IFC7",t6,sm2); + TGeoVolume *tv7 = new TGeoVolume("TPC_IFC8",t7,sm3); + TGeoVolume *tv8 = new TGeoVolume("TPC_IFC9",t8,sm5); + TGeoVolume *tv9 = new TGeoVolume("TPC_IFC10",t9,sm4); + // central part - 1 copy + TGeoTube *t10 = new TGeoTube(76.6774,78.745,93.75); // tedlar 38 microns + TGeoTube *t11 = new TGeoTube(76.6812,78.7412,93.75); // prepreg3 300 microns + TGeoTube *t12 = new TGeoTube(76.7112,78.7112,93.75); // nomex 2 cm + // + TGeoVolume *tv10 = new TGeoVolume("TPC_IFC11",t10,sm2); + TGeoVolume *tv11 = new TGeoVolume("TPC_IFC12",t11,sm5); + TGeoVolume *tv12 = new TGeoVolume("TPC_IFC13",t12,sm4); + // + // inner part - positioning + // + // creating a sandwich + tv2->AddNode(tv3,1); tv3->AddNode(tv4,1); tv4->AddNode(tv5,1); + // + tv6->AddNode(tv7,1); tv7->AddNode(tv8,1); tv8->AddNode(tv9,1); + // + tv10->AddNode(tv11,1); tv11->AddNode(tv12,1); + // + TGeoVolumeAssembly *tv100 = new TGeoVolumeAssembly("TPC_IFC"); + // + tv100->AddNode(tv10,1); + tv100->AddNode(tv6,1,new TGeoTranslation(0.,0.,-98.75)); + tv100->AddNode(tv6,2,new TGeoTranslation(0.,0.,98.75)); + tv100->AddNode(tv2,1,new TGeoTranslation(0.,0.,-177.925)); + tv100->AddNode(tv2,2,new TGeoTranslation(0.,0.,177.925)); + tv100->AddNode(tv1,1,new TGeoTranslation(0.,0.,-252.85)); + tv100->AddNode(tv1,2,new TGeoTranslation(0.,0.,252.85)); + // + v5->AddNode(v6,1, new TGeoTranslation(0.,0.,-252.1)); + v5->AddNode(v6,2, new TGeoTranslation(0.,0.,252.1)); + v1->AddNode(v5,1); v1->AddNode(v7,1); v1->AddNode(v8,1); + v9->AddNode(tv100,1); + // + // central drum + // + // flange + sandwich + // + TGeoPcon *cfl = new TGeoPcon(0.,360.,6); + cfl->DefineSection(0,-71.1,59.7,61.2); + cfl->DefineSection(1,-68.6,59.7,61.2); + // + cfl->DefineSection(2,-68.6,60.6324,61.2); + cfl->DefineSection(3,68.6,60.6324,61.2); + // + cfl->DefineSection(4,68.6,59.7,61.2); + cfl->DefineSection(5,71.1,59.7,61.2); + // + TGeoVolume *cflv = new TGeoVolume("TPC_CDR",cfl,m3); + // sandwich + TGeoTube *cd1 = new TGeoTube(60.6424,61.19,71.1); + TGeoTube *cd2 = new TGeoTube(60.6462,61.1862,71.1); + TGeoTube *cd3 = new TGeoTube(60.6662,61.1662,71.1); + // + TGeoMedium *sm6 = gGeoManager->GetMedium("TPC_Prepreg1"); + TGeoVolume *cd1v = new TGeoVolume("TPC_CDR1",cd1,sm2); //tedlar + TGeoVolume *cd2v = new TGeoVolume("TPC_CDR2",cd2,sm6);// prepreg1 + TGeoVolume *cd3v = new TGeoVolume("TPC_CDR3",cd3,sm4); //nomex + // + // seals for central drum 2 copies + // + TGeoTube *cs = new TGeoTube(56.9,61.2,0.1); + TGeoMedium *sm7 = gGeoManager->GetMedium("TPC_Mylar"); + TGeoVolume *csv = new TGeoVolume("TPC_CDRS",cs,sm7); + v1->AddNode(csv,1,new TGeoTranslation(0.,0.,-71.2)); + v1->AddNode(csv,2,new TGeoTranslation(0.,0.,71.2)); + // + // seal collars + TGeoPcon *se = new TGeoPcon(0.,360.,6); + se->DefineSection(0,-72.8,59.7,61.2); + se->DefineSection(1,-72.3,59.7,61.2); + // + se->DefineSection(2,-72.3,58.85,61.2); + se->DefineSection(3,-71.6,58.85,61.2); + // + se->DefineSection(4,-71.6,59.7,61.2); + se->DefineSection(5,-71.3,59.7,61.2); + // + TGeoVolume *sev = new TGeoVolume("TPC_CDCE",se,m3); + // + TGeoTube *si = new TGeoTube(56.9,58.8,1.); + TGeoVolume *siv = new TGeoVolume("TPC_CDCI",si,m3); + // + // define reflection matrix + // + TGeoRotation *ref = new TGeoRotation("ref",90.,0.,90.,90.,180.,0.); + // + cd1v->AddNode(cd2v,1); cd2v->AddNode(cd3v,1); cflv->AddNode(cd1v,1); + // + v1->AddNode(siv,1,new TGeoTranslation(0.,0.,-69.9)); + v1->AddNode(siv,2,new TGeoTranslation(0.,0.,69.9)); + v1->AddNode(sev,1); v1->AddNode(sev,2,ref); v1->AddNode(cflv,1); + // + // central membrane - 2 rings and a mylar membrane - assembly + // + TGeoTube *ih = new TGeoTube(81.05,84.05,0.3); + TGeoTube *oh = new TGeoTube(250.,256.,.5); + TGeoTube *mem = new TGeoTube(84.05,250,0.01); + TGeoVolume *ihv = new TGeoVolume("TPC_IHVH",ih,m3); + TGeoVolume *ohv = new TGeoVolume("TPC_OHVH",oh,m3); + TGeoVolume *memv = new TGeoVolume("TPC_HV",mem,sm7); + // + TGeoVolumeAssembly *cm = new TGeoVolumeAssembly("TPC_HVMEM"); + cm->AddNode(ihv,1); + cm->AddNode(ohv,1); + cm->AddNode(memv,1); + v9->AddNode(cm,1); + // + // end caps - they are make as an assembly of single segments + // containing both readout chambers + // + Double_t openingAngle = 10.*TMath::DegToRad(); + Double_t thick=1.5; // rib + Double_t shift = thick/TMath::Sin(openingAngle); + // + Double_t lowEdge = 86.3; // hole in the wheel + Double_t upEdge = 240.4; // hole in the wheel + // + new TGeoTubeSeg("sec",74.5,264.4,3.,0.,20.); + // + TGeoPgon *hole = new TGeoPgon("hole",0.,20.,1,4); + // + hole->DefineSection(0,-3.5,lowEdge-shift,upEdge-shift); + hole->DefineSection(1,-1.5,lowEdge-shift,upEdge-shift); + // + hole->DefineSection(2,-1.5,lowEdge-shift,upEdge+3.-shift); + hole->DefineSection(3,3.5,lowEdge-shift,upEdge+3.-shift); + // + Double_t ys = shift*TMath::Sin(openingAngle); + Double_t xs = shift*TMath::Cos(openingAngle); + TGeoTranslation *tr = new TGeoTranslation("tr",xs,ys,0.); + tr->RegisterYourself(); + TGeoCompositeShape *chamber = new TGeoCompositeShape("sec-hole:tr"); + TGeoVolume *sv = new TGeoVolume("TPC_WSEG",chamber,m3); + TGeoPgon *bar = new TGeoPgon("bar",0.,20.,1,2); + bar->DefineSection(0,-3.,131.5-shift,136.5-shift); + bar->DefineSection(1,1.5,131.5-shift,136.5-shift); + TGeoVolume *barv = new TGeoVolume("TPC_WBAR",bar,m3); + TGeoVolumeAssembly *ch = new TGeoVolumeAssembly("TPC_WCH");//empty segment + // + ch->AddNode(sv,1); ch->AddNode(barv,1,tr); + // + // readout chambers + // + // IROC first + // + TGeoTrd1 *ibody = new TGeoTrd1(13.8742,21.3328,4.29,21.15); + TGeoVolume *ibdv = new TGeoVolume("TPC_IROCB",ibody,m3); + // empty space + TGeoTrd1 *emp = new TGeoTrd1(12.3742,19.8328,3.99,19.65); + TGeoVolume *empv = new TGeoVolume("TPC_IROCE",emp,m1); + ibdv->AddNode(empv,1,new TGeoTranslation(0.,-0.3,0.)); + //bars + Double_t tga = (19.8328-12.3742)/39.3; + Double_t xmin,xmax; + xmin = 9.55*tga+12.3742; + xmax = 9.95*tga+12.3742; + TGeoTrd1 *ib1 = new TGeoTrd1(xmin,xmax,3.29,0.2); + TGeoVolume *ib1v = new TGeoVolume("TPC_IRB1",ib1,m3); + empv->AddNode(ib1v,1,new TGeoTranslation("tt1",0.,0.7,-9.9)); + xmin=19.4*tga+12.3742; + xmax=19.9*tga+12.3742; + TGeoTrd1 *ib2 = new TGeoTrd1(xmin,xmax,3.29,0.25); + TGeoVolume *ib2v = new TGeoVolume("TPC_TRB2",ib2,m3); + empv->AddNode(ib2v,1,new TGeoTranslation(0.,0.7,0.)); + xmin=29.35*tga+12.3742; + xmax=29.75*tga+12.3742; + TGeoTrd1 *ib3 = new TGeoTrd1(xmin,xmax,3.29,0.2); + TGeoVolume *ib3v = new TGeoVolume("TPC_IRB3",ib3,m3); + empv->AddNode(ib3v,1,new TGeoTranslation(0.,0.7,9.9)); + // + // holes for connectors + // + TGeoBBox *conn = new TGeoBBox(0.4,0.3,4.675); // identical for iroc and oroc + TGeoVolume *connv = new TGeoVolume("TPC_RCCON",conn,m1); + TString fileName(gSystem->Getenv("ALICE_ROOT")); + fileName += "/TPC/conn_iroc.dat"; + ifstream in; + in.open(fileName.Data(), ios_base::in); // asci file + for(Int_t i =0;i<86;i++){ + Double_t y = 3.99; + Double_t x,z,ang; + in>>x>>z>>ang; + z-=26.5; + TGeoRotation *rrr = new TGeoRotation(); + rrr->RotateY(ang); + TGeoCombiTrans *trans = new TGeoCombiTrans("trans",x,y,z,rrr); + ibdv->AddNode(connv,i+1,trans); + } + in.close(); + // "cap" + new TGeoTrd1("icap",14.5974,23.3521,1.19,24.825); + // "hole" + new TGeoTrd1("ihole",13.8742,21.3328,1.2,21.15); + TGeoTranslation *tr1 = new TGeoTranslation("tr1",0.,0.,1.725); + tr1->RegisterYourself(); + TGeoCompositeShape *ic = new TGeoCompositeShape("icap-ihole:tr1"); + TGeoVolume *icv = new TGeoVolume("TPC_IRCAP",ic,m3); + // + // pad plane and wire fixations + // + TGeoTrd1 *pp = new TGeoTrd1(14.5974,23.3521,0.3,24.825); //pad+iso + TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10"); + TGeoVolume *ppv = new TGeoVolume("TPC_IRPP",pp,m4); + TGeoPara *f1 = new TGeoPara(.6,.5,24.825,0.,-10.,0.); + TGeoVolume *f1v = new TGeoVolume("TPC_IRF1",f1,m4); + TGeoPara *f2 = new TGeoPara(.6,.5,24.825,0.,10.,0.); + TGeoVolume *f2v = new TGeoVolume("TPC_IRF2",f2,m4); + // + TGeoVolumeAssembly *iroc = new TGeoVolumeAssembly("TPC_IROC"); + // + iroc->AddNode(ibdv,1); + iroc->AddNode(icv,1,new TGeoTranslation(0.,3.1,-1.725)); + iroc->AddNode(ppv,1,new TGeoTranslation(0.,4.59,-1.725)); + tga =(23.3521-14.5974)/49.65; + Double_t xx = 24.825*tga+14.5974-0.6; + iroc->AddNode(f1v,1,new TGeoTranslation(-xx,5.39,-1.725)); + iroc->AddNode(f2v,1,new TGeoTranslation(xx,5.39,-1.725)); + // + // OROC + // + TGeoTrd1 *obody = new TGeoTrd1(22.2938,40.5084,4.19,51.65); + TGeoVolume *obdv = new TGeoVolume("TPC_OROCB",obody,m3); + TGeoTrd1 *oemp = new TGeoTrd1(20.2938,38.5084,3.89,49.65); + TGeoVolume *oempv = new TGeoVolume("TPC_OROCE",oemp,m1); + obdv->AddNode(oempv,1,new TGeoTranslation(0.,-0.3,0.)); + //horizontal bars + tga=(38.5084-20.2938)/99.3; + xmin=tga*10.2+20.2938; + xmax=tga*10.6+20.2938; + TGeoTrd1 *ob1 = new TGeoTrd1(xmin,xmax,2.915,0.2); + TGeoVolume *ob1v = new TGeoVolume("TPC_ORB1",ob1,m3); + // + xmin=22.55*tga+20.2938; + xmax=24.15*tga+20.2938; + TGeoTrd1 *ob2 = new TGeoTrd1(xmin,xmax,2.915,0.8); + TGeoVolume *ob2v = new TGeoVolume("TPC_ORB2",ob2,m3); + // + xmin=36.1*tga+20.2938; + xmax=36.5*tga+20.2938; + TGeoTrd1 *ob3 = new TGeoTrd1(xmin,xmax,2.915,0.2); + TGeoVolume *ob3v = new TGeoVolume("TPC_ORB3",ob3,m3); + // + xmin=49.0*tga+20.2938; + xmax=50.6*tga+20.2938; + TGeoTrd1 *ob4 = new TGeoTrd1(xmin,xmax,2.915,0.8); + TGeoVolume *ob4v = new TGeoVolume("TPC_ORB4",ob4,m3); + // + xmin=63.6*tga+20.2938; + xmax=64.0*tga+20.2938; + TGeoTrd1 *ob5 = new TGeoTrd1(xmin,xmax,2.915,0.2); + TGeoVolume *ob5v = new TGeoVolume("TPC_ORB5",ob5,m3); + // + xmin=75.5*tga+20.2938; + xmax=77.15*tga+20.2938; + TGeoTrd1 *ob6 = new TGeoTrd1(xmin,xmax,2.915,0.8); + TGeoVolume *ob6v = new TGeoVolume("TPC_ORB6",ob6,m3); + // + xmin=88.7*tga+20.2938; + xmax=89.1*tga+20.2938; + TGeoTrd1 *ob7 = new TGeoTrd1(xmin,xmax,2.915,0.2); + TGeoVolume *ob7v = new TGeoVolume("TPC_ORB7",ob7,m3); + // + oempv->AddNode(ob1v,1,new TGeoTranslation(0.,0.975,-39.25)); + oempv->AddNode(ob2v,1,new TGeoTranslation(0.,0.975,-26.3)); + oempv->AddNode(ob3v,1,new TGeoTranslation(0.,0.975,-13.35)); + oempv->AddNode(ob4v,1,new TGeoTranslation(0.,0.975,0.15)); + oempv->AddNode(ob5v,1,new TGeoTranslation(0.,0.975,14.15)); + oempv->AddNode(ob6v,1,new TGeoTranslation(0.,0.975,26.7)); + oempv->AddNode(ob7v,1,new TGeoTranslation(0.,0.975,39.25)); + // vertical bars + TGeoBBox *ob8 = new TGeoBBox(0.8,2.915,5.1); + TGeoBBox *ob9 = new TGeoBBox(0.8,2.915,5.975); + TGeoBBox *ob10 = new TGeoBBox(0.8,2.915,5.775); + TGeoBBox *ob11 = new TGeoBBox(0.8,2.915,6.25); + TGeoBBox *ob12 = new TGeoBBox(0.8,2.915,6.5); + // + TGeoVolume *ob8v = new TGeoVolume("TPC_ORB8",ob8,m3); + TGeoVolume *ob9v = new TGeoVolume("TPC_ORB9",ob9,m3); + TGeoVolume *ob10v = new TGeoVolume("TPC_ORB10",ob10,m3); + TGeoVolume *ob11v = new TGeoVolume("TPC_ORB11",ob11,m3); + TGeoVolume *ob12v = new TGeoVolume("TPC_ORB12",ob12,m3); + // + oempv->AddNode(ob8v,1,new TGeoTranslation(0.,0.975,-44.55)); + oempv->AddNode(ob8v,2,new TGeoTranslation(0.,0.975,44.55)); + oempv->AddNode(ob9v,1,new TGeoTranslation(0.,0.975,-33.075)); + oempv->AddNode(ob9v,2,new TGeoTranslation(0.,0.975,-19.525)); + oempv->AddNode(ob10v,1,new TGeoTranslation(0.,0.975,20.125)); + oempv->AddNode(ob10v,2,new TGeoTranslation(0.,0.975,33.275)); + oempv->AddNode(ob11v,1,new TGeoTranslation(0.,0.975,-6.9)); + oempv->AddNode(ob12v,1,new TGeoTranslation(0.,0.975,7.45)); + // + // holes for connectors + // + fileName = gSystem->Getenv("ALICE_ROOT"); + fileName += "/TPC/conn_oroc.dat"; + in.open(fileName.Data(), ios_base::in); // asci file + for(Int_t i =0;i<78;i++){ + Double_t y =3.89; + Double_t x,z,ang; + Double_t x1,z1,x2,z2; + in>>x>>z>>ang; + Double_t xr = 4.7*TMath::Sin(ang*TMath::DegToRad()); + Double_t zr = 4.7*TMath::Cos(ang*TMath::DegToRad()); + // + x1=xr+x; x2=-xr+x; z1=zr+z; z2 = -zr+z; + // + TGeoRotation *rr = new TGeoRotation(); + rr->RotateY(ang); + z1-=54.95; + z2-=54.95; + TGeoCombiTrans *trans1 = new TGeoCombiTrans("trans1",x1,y,z1,rr); + TGeoCombiTrans *trans2 = new TGeoCombiTrans("trans2",x2,y,z2,rr); + obdv->AddNode(connv,i+1,trans1); + obdv->AddNode(connv,i+79,trans2); + } + in.close(); + // cap + new TGeoTrd1("ocap",23.3874,43.5239,1.09,57.1); + new TGeoTrd1("ohole",22.2938,40.5084,1.09,51.65); + TGeoTranslation *tr5 = new TGeoTranslation("tr5",0.,0.,-2.15); + tr5->RegisterYourself(); + TGeoCompositeShape *oc = new TGeoCompositeShape("ocap-ohole:tr5"); + TGeoVolume *ocv = new TGeoVolume("TPC_ORCAP",oc,m3); + // + // pad plane and wire fixations + // + TGeoTrd1 *opp = new TGeoTrd1(23.3874,43.5239,0.3,57.1); + TGeoVolume *oppv = new TGeoVolume("TPC_ORPP",opp,m4); + // + tga=(43.5239-23.3874)/114.2; + TGeoPara *f3 = new TGeoPara(.7,.6,57.1,0.,-10.,0.); + TGeoPara *f4 = new TGeoPara(.7,.6,57.1,0.,10.,0.); + xx = 57.1*tga+23.3874-0.7; + TGeoVolume *f3v = new TGeoVolume("TPC_ORF1",f3,m4); + TGeoVolume *f4v = new TGeoVolume("TPC_ORF2",f4,m4); + // + TGeoVolumeAssembly *oroc = new TGeoVolumeAssembly("TPC_OROC"); + // + oroc->AddNode(obdv,1); + oroc->AddNode(ocv,1,new TGeoTranslation(0.,3.1,2.15)); + oroc->AddNode(oppv,1,new TGeoTranslation(0.,4.49,2.15)); + oroc->AddNode(f3v,1,new TGeoTranslation(-xx,5.39,2.15)); + oroc->AddNode(f4v,1,new TGeoTranslation(xx,5.39,2.15)); + // + // now iroc and oroc are placed into a sector... + // + TGeoVolumeAssembly *secta = new TGeoVolumeAssembly("TPC_SECT"); // a-side + TGeoVolumeAssembly *sectc = new TGeoVolumeAssembly("TPC_SECT"); // c-side + // + + TGeoRotation rot1("rot1",90.,90.,0.); + TGeoRotation rot2("rot2"); + rot2.RotateY(10.); + TGeoRotation *rot = new TGeoRotation("rot"); + *rot=rot1*rot2; + // + Double_t x0,y0; + x0=110.2*TMath::Cos(openingAngle); + y0=110.2*TMath::Sin(openingAngle); + TGeoCombiTrans *combi1a = new TGeoCombiTrans("combi1",x0,y0,1.09+0.195,rot); //a-side + TGeoCombiTrans *combi1c = new TGeoCombiTrans("combi1",x0,y0,1.09+0.222,rot); //c-side + x0=188.45*TMath::Cos(openingAngle); + y0=188.45*TMath::Sin(openingAngle); + TGeoCombiTrans *combi2a = new TGeoCombiTrans("combi2",x0,y0,0.99+0.195,rot); //a-side + TGeoCombiTrans *combi2c = new TGeoCombiTrans("combi2",x0,y0,0.99+0.222,rot); //c-side + // + // A-side + // + secta->AddNode(ch,1); + secta->AddNode(iroc,1,combi1a); + secta->AddNode(oroc,1,combi2a); + // + // C-side + // + sectc->AddNode(ch,1); + sectc->AddNode(iroc,1,combi1c); + sectc->AddNode(oroc,1,combi2c); + // + // now I try to make wheels... + // + TGeoVolumeAssembly *wheela = new TGeoVolumeAssembly("TPC_ENDCAP"); + TGeoVolumeAssembly *wheelc = new TGeoVolumeAssembly("TPC_ENDCAP"); + // + for(Int_t i =0;i<18;i++){ + Double_t phi = (20.*i); + TGeoRotation *r = new TGeoRotation(); + r->RotateZ(phi); + wheela->AddNode(secta,i+1,r); + wheelc->AddNode(sectc,i+1,r); + } + // wheels in the drift volume! + TGeoCombiTrans *combi3 = new TGeoCombiTrans("combi3",0.,0.,256.6,ref); + v9->AddNode(wheela,1,combi3); + v9->AddNode(wheelc,2,new TGeoTranslation(0.,0.,-256.6)); + //_____________________________________________________________ + // service support wheel + //_____________________________________________________________ + TGeoPgon *sw = new TGeoPgon(0.,20.,1,2); + sw->DefineSection(0,-4.,80.5,251.75); + sw->DefineSection(1,4.,80.5,251.75); + TGeoVolume *swv = new TGeoVolume("TPC_SWSEG",sw,m3); //Al + // + thick=1.; + shift = thick/TMath::Sin(openingAngle); + TGeoPgon *sh = new TGeoPgon(0.,20.,1,2); + sh->DefineSection(0,-4.,81.5-shift,250.75-shift); + sh->DefineSection(1,4.,81.5-shift,250.75-shift); + TGeoVolume *shv = new TGeoVolume("TPC_SWS1",sh,m1); //Air + // + TGeoMedium *m9 = gGeoManager->GetMedium("TPC_Si"); + TGeoPgon *el = new TGeoPgon(0.,20.,1,2); + el->DefineSection(0,-1.872,81.5-shift,250.75-shift); + el->DefineSection(1,1.872,81.5-shift,250.75-shift); + TGeoVolume *elv = new TGeoVolume("TPC_ELEC",el,m9); //Si + // + shv->AddNode(elv,1); + // + // + ys = shift*TMath::Sin(openingAngle); + xs = shift*TMath::Cos(openingAngle); + swv->AddNode(shv,1,new TGeoTranslation(xs,ys,0.)); + // cover + TGeoPgon *co = new TGeoPgon(0.,20.,1,2); + co->DefineSection(0,-0.5,77.,255.25); + co->DefineSection(1,0.5,77.,255.25); + TGeoVolume *cov = new TGeoVolume("TPC_SWC1",co,m3);//Al + // hole in a cover + TGeoPgon *coh = new TGeoPgon(0.,20.,1,2); + shift=4./TMath::Sin(openingAngle); + coh->DefineSection(0,-0.5,85.-shift,247.25-shift); + coh->DefineSection(1,0.5,85.-shift,247.25-shift); + // + TGeoVolume *cohv = new TGeoVolume("TPC_SWC2",coh,m1); + // + ys = shift*TMath::Sin(openingAngle); + xs = shift*TMath::Cos(openingAngle); + cov->AddNode(cohv,1,new TGeoTranslation(xs,ys,0.)); + // + // Sector as an Assembly + // + TGeoVolumeAssembly *swhs = new TGeoVolumeAssembly("TPC_SSWSEC"); + swhs->AddNode(swv,1); + swhs->AddNode(cov,1,new TGeoTranslation(0.,0.,-4.5)); + swhs->AddNode(cov,2,new TGeoTranslation(0.,0.,4.5)); + // + // SSW as an Assembly of sectors + // + TGeoVolumeAssembly *swheel = new TGeoVolumeAssembly("TPC_SSWHEEL"); + for(Int_t i =0;i<18;i++){ + Double_t phi = (20.*i); + TGeoRotation *r = new TGeoRotation(); + r->RotateZ(phi); + swheel->AddNode(swhs,i+1,r); + } + v1->AddNode(swheel,1,new TGeoTranslation(0.,0.,-284.6)); + v1->AddNode(swheel,2,new TGeoTranslation(0.,0.,284.6)); + // //---------------------------------------------------------- - // Small wheel -> positioned in "side gas + // TPc Support Rods - MAKROLON //---------------------------------------------------------- - - dm[0] = 78.; - dm[1] = 82.; - dm[2] = 11.5; - - gMC->Gsvolu("TPWS", "TUBE", idtmed[0], dm, 3); - - dm[0] = 78.; - dm[1] = dm[1]-2; - dm[2] = dm[2]-2.; - - gMC->Gsvolu("TPW1", "TUBE", idtmed[2], dm, 3); - - gMC->Gspos("TPW1", 1, "TPWS", 0., 0., 0., 0, "ONLY"); - - z0 = 1.; // spoke wheel is shifted w.r.t. center of the "side gas" - - gMC->Gspos("TPWS", 1, "TPSG", 0, 0, z0, 0, "ONLY"); - - - // to avoid overlaps - - dm[0] = 76.; - dm[1] = 78.; - dm[2] = 11.5; - - gMC->Gsvolu("TPS1","TUBE",idtmed[0],dm,3); - - dm[2] = 9.5; - - gMC->Gsvolu("TPS2","TUBE",idtmed[24],dm,3); - - gMC->Gspos("TPS2",1,"TPS1",0.,0.,0.,0,"ONLY"); - - z0= 263.5; + TGeoMedium *m6=gGeoManager->GetMedium("TPC_Makrolon"); + TGeoMedium *m7=gGeoManager->GetMedium("TPC_Cu"); + TGeoMedium *m10 = gGeoManager->GetMedium("TPC_Alumina"); + TGeoMedium *m11 = gGeoManager->GetMedium("TPC_Peek"); + TGeoMedium *m12 = gGeoManager->GetMedium("TPC_Water"); + // upper and lower rods differ in length! + Double_t *upar; + upar=NULL; + gGeoManager->Volume("TPC_Rod","TUBE",m6->GetId(),upar); + upar=new Double_t [3]; + upar[0]=1.8; + upar[1]=2.2; - gMC->Gspos("TPS1",1,"TPC ",0.,0.,z0,0,"ONLY"); - gMC->Gspos("TPS1",2,"TPC ",0.,0.,-z0,0,"ONLY"); - - // G10 plug - - dm[0] = 76.; - dm[1] = 78.; - dm[2] = 1.; - - gMC->Gsvolu("TPG2","TUBE",idtmed[8],dm,3); - - z0 = 251.; - - gMC->Gspos("TPG2",1,"TPC ",0.,0.,z0,0,"ONLY"); - gMC->Gspos("TPG2",2,"TPC ",0.,0.,-z0,0,"ONLY"); - - - //--------------------------------------------------------- - // central wheel 6 (radial direction) x 4 (along z) cm2 - //--------------------------------------------------------- - - dm[0] = 140.; - dm[1] = 146.; - dm[2] = 2.; - - gMC->Gsvolu("TPWC","TUBE",idtmed[0],dm,3); - - dm[0] = dm[0] + 2.; - dm[1] = dm[1] - 2.; - dm[2] = dm[2] - 1.; - - gMC->Gsposp("TPWI",2,"TPWC",0.,0.,0.,0,"ONLY",dm,3); - - z0 = z_side - 1.9 - 2.; - - gMC->Gspos("TPWC",1,"TPSG",0.,0.,z0,0,"ONLY"); - // - - gMC->Gsvolu("TPSE","BOX ",idtmed[24],dm,0); // "empty" part of the spoke - - - //--------------------------------------------------------- - // inner spokes (nSectorInner) - //--------------------------------------------------------- - - dm[0] = 0.5*(139.9-82.1); - dm[1] = 3.; - dm[2] = 2.; - - Float_t x1 = dm[0]+82.; - - gMC->Gsvolu("TPSI","BOX",idtmed[0],dm,3); - - dm[1] = dm[1]-1.; - dm[2] = dm[2]-1.; - - gMC->Gsposp("TPSE",1,"TPSI",0.,0.,0.,0,"ONLY",dm,3); - - for(ns=0;ns360.) phi2 -= 360.; - theta2=90.; - phi3=0.; - theta3=0.; - - alpha = phi1 * kDegrad; - x = x1 * TMath::Cos(alpha); - y = x1 * TMath::Sin(alpha); - - AliMatrix(idrotm[nRotMat],theta1,phi1,theta2,phi2,theta3,phi3); - - gMC->Gspos("TPSI",ns+1,"TPSG",x,y,z0,idrotm[nRotMat],"ONLY"); - - nRotMat++; + //HV rods - makrolon + 0.58cm (diameter) Cu + TGeoTube *hvr = new TGeoTube(0.,2.2,126.64); + TGeoTube *hvc = new TGeoTube(0.,0.29,126.64); + // + TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6); + TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7); + hvrv->AddNode(hvcv,1); + // + // resistor rods + // + TGeoTube *cri = new TGeoTube(0.,0.45,126.64); //inner + TGeoTube *cro = new TGeoTube(0.,0.45,126.54); //outer + TGeoTube *cwi = new TGeoTube(0.,0.15,126.64); // water inner + TGeoTube *cwo = new TGeoTube(0.,0.15,126.54); // water outer + // + TGeoVolume *criv = new TGeoVolume("TPC_CR_I",cri,m10); + TGeoVolume *crov = new TGeoVolume("TPC_CR_O",cro,m10); + TGeoVolume *cwiv = new TGeoVolume("TPC_W_I",cwi,m11); + TGeoVolume *cwov = new TGeoVolume("TPC_W_O",cwo,m11); + // + // ceramic rod with water + // + criv->AddNode(cwiv,1); + crov->AddNode(cwov,1); + // + TGeoTube *pri =new TGeoTube(0.2,0.35,126.64); //inner + TGeoTube *pro = new TGeoTube(0.2,0.35,126.54); //outer + // + // peek rod + // + TGeoVolume *priv = new TGeoVolume("TPC_PR_I",pri,m12); + TGeoVolume *prov = new TGeoVolume("TPC_PR_O",pro,m12); + // + // resistor rods assembly + // + TGeoRotation *rotr = new TGeoRotation("rotr"); + rotr->RotateZ(-21.); + TGeoTube *rri = new TGeoTube(1.8,2.2,126.64);//inner + TGeoTube *rro = new TGeoTube(1.8,2.2,126.54);//inner + // + TGeoVolume *rriv = new TGeoVolume("TPC_RR_I",rri,m6); + TGeoVolume *rrov = new TGeoVolume("TPC_RR_O",rro,m6); + // + TGeoVolumeAssembly *rrin = new TGeoVolumeAssembly("TPC_RROD_I"); + TGeoVolumeAssembly *rrou = new TGeoVolumeAssembly("TPC_RROD_O"); + rrin->AddNode(rriv,1); + rrin->AddNode(criv,1,new TGeoTranslation(0.5,0.866, 0.)); + rrin->AddNode(criv,2,new TGeoTranslation(0.5,-0.866, 0.)); + rrin->AddNode(priv,1); + // + rrou->AddNode(rrov,1); + rrou->AddNode(crov,1,new TGeoTranslation(0.5,0.866, 0.)); + rrou->AddNode(crov,2,new TGeoTranslation(0.5,-0.866, 0.)); + rrou->AddNode(prov,1); + for(Int_t i=0;i<18;i++){ + Double_t angle,x,y; + Double_t z,r; + angle=TMath::DegToRad()*20.*(Double_t)i; + r=81.5; + x=r * TMath::Cos(angle); + y=r * TMath::Sin(angle); + upar[2]=126.64; //lower + z= 126.96; + if(i==3){ + v9->AddNode(rrin,1,new TGeoCombiTrans(x,y,z,rotr)); //A + v9->AddNode(rrin,2,new TGeoCombiTrans(x,y,-z,rotr)); //C + } + else { + gGeoManager->Node("TPC_Rod",i+1,"TPC_Drift",x,y,z,0,kTRUE,upar,3);//shaft + gGeoManager->Node("TPC_Rod",i+19,"TPC_Drift",x,y,-z,0,kTRUE,upar,3);//muon + } + + + // + r=254.25; + x=r * TMath::Cos(angle); + y=r * TMath::Sin(angle); + upar[2]=126.54; //upper + z=127.06; + // + if(i==15){ + //v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z));//A-side only + v9->AddNode(hvrv,1,new TGeoTranslation(x,y,127.14));//A-side only + gGeoManager->Node("TPC_Rod",i+55,"TPC_Drift",x,y,-z,0,kTRUE,upar,3); + } + else if(i==11){ + v9->AddNode(rrou,1,new TGeoCombiTrans(x,y,z,rotr)); //A + v9->AddNode(rrou,2,new TGeoCombiTrans(x,y,-z,rotr)); //C + } + else{ + // + gGeoManager->Node("TPC_Rod",i+37,"TPC_Drift",x,y,z,0,kTRUE,upar,3); + gGeoManager->Node("TPC_Rod",i+55,"TPC_Drift",x,y,-z,0,kTRUE,upar,3); + } } - //------------------------------------------------------------- - // outer spokes (nSectorOuter) - //------------------------------------------------------------- - - dm[0] = 0.5*(257.9-146.1); - dm[1] = 3.; - dm[2] = 2.; - - x1 = dm[0] + 146.; - - gMC->Gsvolu("TPSO","BOX ",idtmed[0],dm,3); - - dm[1] = dm[1] - 1.; - dm[2] = dm[2] - 1.; - - gMC->Gsposp("TPSE",2,"TPSO",0.,0.,0.,0,"ONLY",dm,3); - - for(ns=0;ns360.) phi2 -= 360.; - theta2=90.; - phi3=0.; - theta3=0.; - - alpha = phi1 * kDegrad; - x = x1 * TMath::Cos(alpha); - y = x1 * TMath::Sin(alpha); - - AliMatrix(idrotm[nRotMat],theta1,phi1,theta2,phi2,theta3,phi3); - - gMC->Gspos("TPSO",ns+1,"TPSG",x,y,z0,idrotm[nRotMat],"ONLY"); - - nRotMat++; - - } - - - - // -------------------------------------------------------- - // put the readout chambers into the TPC - // -------------------------------------------------------- - - theta1 = 90.; - phi1 = 0.; - theta2 = 90.; - phi2 = 270.; - theta3 = 180.; - phi3 = 0.; - - AliMatrix(idrotm[nRotMat], theta1, phi1, theta2, phi2, theta3, phi3); - - z0 = z_side + 250.; - - gMC->Gspos("TPSG", 1, "TPC ", 0, 0, z0, 0, "ONLY"); - gMC->Gspos("TPSG", 2, "TPC ", 0, 0, -z0, idrotm[nRotMat], "ONLY"); - - gMC->Gspos("TPC ", 1, "ALIC", 0, 0, 0, 0, "ONLY"); - - //---------------------------------------------------- - // Inner vessel and HV degrader - //---------------------------------------------------- - - dm[0] = 0.; - dm[1] = 360.; - dm[2] = 4.; - - dm[3] = -250.; - dm[4] = 74.4; - dm[5] = 76.; - - dm[6] = -64.5; - dm[7] = 50.; - dm[8] = 76.; - - dm[9] = 64.5; - dm[10] = 50.; - dm[11] = 76.; - - dm[12] = 250.; - dm[13] = 74.4; - dm[14] = 76.; - - gMC->Gsvolu("TPVD", "PCON", idtmed[12], dm, 15); // CO2 - - // cone parts - - dm[0] = 0.; - dm[1] = 360.; - dm[2] = 2.; - - dm[3] = 64.5; - dm[4] = 50.; - dm[5] = 51.6; - - dm[6] = 250.; - dm[7] = 74.4; - dm[8] = 76.; - - - gMC->Gsvolu("TIVC","PCON",idtmed[11],dm,9); // C-fibre - - gMC->Gspos("TIVC",1,"TPVD",0.,0.,0.,0,"ONLY"); - gMC->Gspos("TIVC",2,"TPVD",0.,0.,0.,idrotm[nRotMat],"ONLY"); - - // barrel part - - dm[0] = 50.; - dm[1] = 50.5; - dm[2] = 64.5; - - gMC->Gsvolu("TIVB","TUBE",idtmed[9],dm,3); - - gMC->Gspos("TIVB",1,"TPVD",0.,0.,0.,0,"ONLY"); - - gMC->Gspos("TPVD",1,"ALIC",0.,0.,0.,0,"ONLY"); - + TGeoVolume *alice = gGeoManager->GetVolume("ALIC"); + alice->AddNode(v1,1); - - - // --------------------------------------------------- - // volumes ordering - // --------------------------------------------------- - gMC->Gsord("TPSG", 6); - } // end of function @@ -653,7 +914,7 @@ void AliTPCv0::CreateMaterials() } //_____________________________________________________________________________ -void AliTPCv0::DrawDetector() +void AliTPCv0::DrawDetector() const { // // Draw a shaded view of the Time Projection Chamber version 0 @@ -666,34 +927,88 @@ void AliTPCv0::DrawDetector() gMC->Gsatt("ALIC","SEEN",0); // // Set the volumes visible - gMC->Gsatt("TPC","SEEN",0); - gMC->Gsatt("TGAS","SEEN",0); - gMC->Gsatt("TPSG","SEEN",0); - gMC->Gsatt("TPHV","SEEN",1); - gMC->Gsatt("TPMH","SEEN",1); - gMC->Gsatt("TPEC","SEEN",0); - gMC->Gsatt("TRCS","SEEN",1); - gMC->Gsatt("TRCL","SEEN",1); - gMC->Gsatt("TPWL","SEEN",1); - gMC->Gsatt("TPWI","SEEN",1); - gMC->Gsatt("TPWS","SEEN",1); - gMC->Gsatt("TPW1","SEEN",1); - gMC->Gsatt("TPS1","SEEN",1); - gMC->Gsatt("TPS2","SEEN",1); - gMC->Gsatt("TPG1","SEEN",1); - gMC->Gsatt("TPG2","SEEN",1); - gMC->Gsatt("TPWC","SEEN",1); - gMC->Gsatt("TPSI","SEEN",1); - gMC->Gsatt("TPSO","SEEN",1); - gMC->Gsatt("TPCO","SEEN",1); - gMC->Gsatt("TPOV","SEEN",1); - gMC->Gsatt("TPVD","SEEN",1); + gMC->Gsatt("TPC ","SEEN",0); + gMC->Gsatt("TOIN","SEEN",1); + gMC->Gsatt("TOIN","COLO",7); + gMC->Gsatt("TOCV","SEEN",1); + gMC->Gsatt("TOCV","COLO",4); + gMC->Gsatt("TSA1","SEEN",0); + gMC->Gsatt("TSA2","SEEN",0); + gMC->Gsatt("TSA3","SEEN",0); + gMC->Gsatt("TSA4","SEEN",0); + gMC->Gsatt("TSA5","SEEN",0); + gMC->Gsatt("TOFC","SEEN",1); + gMC->Gsatt("TOFC","COLO",4); + gMC->Gsatt("TSA6","SEEN",0); + gMC->Gsatt("TSA7","SEEN",0); + gMC->Gsatt("TSA8","SEEN",0); + gMC->Gsatt("TIIN","SEEN",1); + gMC->Gsatt("TIIN","COLO",7); + gMC->Gsatt("TII1","SEEN",0); + gMC->Gsatt("TIFC","SEEN",1); + gMC->Gsatt("TIFC","COLO",4); + gMC->Gsatt("TSA9","SEEN",0); + gMC->Gsatt("TS10","SEEN",0); + gMC->Gsatt("TS11","SEEN",0); + gMC->Gsatt("TS12","SEEN",0); + gMC->Gsatt("TS13","SEEN",0); + gMC->Gsatt("TS14","SEEN",0); + gMC->Gsatt("TICC","SEEN",0); + gMC->Gsatt("TICM","SEEN",0); + gMC->Gsatt("TS15","SEEN",0); + gMC->Gsatt("TS16","SEEN",0); + gMC->Gsatt("TS17","SEEN",0); + gMC->Gsatt("TS18","SEEN",0); + gMC->Gsatt("TS19","SEEN",0); + gMC->Gsatt("TPJ1","SEEN",0); + gMC->Gsatt("TPJ2","SEEN",0); + gMC->Gsatt("TICS","SEEN",0); + gMC->Gsatt("TDGN","SEEN",0); + gMC->Gsatt("TIRC","SEEN",0); + gMC->Gsatt("TIC1","SEEN",1); + gMC->Gsatt("TIPP","SEEN",0); + gMC->Gsatt("TIC3","SEEN",0); + gMC->Gsatt("TRCE","SEEN",0); + gMC->Gsatt("TPSC","SEEN",0); + gMC->Gsatt("TPCC","SEEN",0); + gMC->Gsatt("TORC","SEEN",0); + gMC->Gsatt("TOPP","SEEN",0); + gMC->Gsatt("TOC3","SEEN",0); + gMC->Gsatt("TOC1","SEEN",1); + gMC->Gsatt("TSSW","SEEN",1); + gMC->Gsatt("TSWC","SEEN",1); + gMC->Gsatt("TSSW","COLO",3); + gMC->Gsatt("TSWC","COLO",3); + gMC->Gsatt("TSCE","COLO",6); + gMC->Gsatt("TSCE","SEEN",1); + gMC->Gsatt("TWES","SEEN",0); + gMC->Gsatt("TSWB","SEEN",0); + gMC->Gsatt("TPEL","SEEN",0); + gMC->Gsatt("TPMW","SEEN",1); + gMC->Gsatt("TESR","SEEN",1); + gMC->Gsatt("TPMW","COLO",12); + gMC->Gsatt("TIC1","COLO",5); + gMC->Gsatt("TOC1","COLO",5); + gMC->Gsatt("TESB","SEEN",0); + gMC->Gsatt("THVM","SEEN",1); + gMC->Gsatt("THVM","COLO",11); + gMC->Gsatt("THVH","SEEN",0); + gMC->Gsatt("TPSR","SEEN",0); + gMC->Gsatt("THVL","SEEN",0); + gMC->Gsatt("THVC","SEEN",0); + gMC->Gsatt("THVE","SEEN",0); + gMC->Gsatt("THVR","SEEN",0); + // gMC->Gdopt("hide", "on"); gMC->Gdopt("shad", "on"); gMC->Gsatt("*", "fill", 7); gMC->SetClipBox("."); - gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); + gMC->SetClipBox("TPMW",-300,300,-300,300,254.,270.); + gMC->SetClipBox("TESR",-300,300,-300,300,254.,270.); + gMC->SetClipBox("TSSW",-300,300,-300,300,283.,284.); + gMC->SetClipBox("TSWC",-300,300,-300,300,283.,284.); + gMC->SetClipBox("*", 0, 300, -300, 300, -290, 290); gMC->DefaultRange(); gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .025, .025); gMC->Gdhead(1111, "Time Projection Chamber"); @@ -707,7 +1022,10 @@ void AliTPCv0::Init() // // Initialise Time Projection Chamber version 0 // - printf("TPC version 0 initialized\n"); + + printf("%s: *** TPC version 0 initialized***\n",ClassName()); + + // printf("TPC version 0 initialized\n"); } //_____________________________________________________________________________