X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TPC%2FAliTPCv2.cxx;h=fd6db7c9790c91401d07cc4236d812228b76bd82;hb=6c0ba48f708b7dda5f0cff125d7861e2925c27a6;hp=1dbc0cbd5169f3f2ef7c47bbe4866ef787894f22;hpb=2a49965d2eb99cfcfcbf6fb064944505ec13f96e;p=u%2Fmrichter%2FAliRoot.git diff --git a/TPC/AliTPCv2.cxx b/TPC/AliTPCv2.cxx index 1dbc0cbd516..35fc7d01067 100644 --- a/TPC/AliTPCv2.cxx +++ b/TPC/AliTPCv2.cxx @@ -1,3 +1,21 @@ +/************************************************************************** + * 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. * + **************************************************************************/ + +/* $Id$ */ + +// /////////////////////////////////////////////////////////////////////////////// // // // Time Projection Chamber version 2 -- detailed TPC and slow simulation // @@ -10,27 +28,53 @@ // // // // /////////////////////////////////////////////////////////////////////////////// -#include -#include +//#include +#include +#include +#include +#include "AliLog.h" +#include "AliMathBase.h" +#include "AliTrackReference.h" +#include "AliTPCParam.h" +#include "AliTPCTrackHitsV2.h" #include "AliTPCv2.h" -#include "AliTPCD.h" -#include "AliRun.h" -#include "AliConst.h" +#include "AliGeomManager.h" +#include "TGeoVolume.h" +#include "TGeoPcon.h" +#include "TGeoTube.h" +#include "TGeoCone.h" +#include "TGeoPgon.h" +#include "TGeoTrd1.h" +#include "TGeoCompositeShape.h" +#include "TGeoPara.h" +#include "TGeoPhysicalNode.h" +#include "TGeoHalfSpace.h" +#include "TTreeStream.h" +#include "TGeoArb8.h" +using std::ifstream; +using std::ios_base; ClassImp(AliTPCv2) //_____________________________________________________________________________ AliTPCv2::AliTPCv2(const char *name, const char *title) : - AliTPC(name, title) + AliTPC(name, title), + fIdSens(0), + fIDrift(0), + fSecOld(0) { // // Standard constructor for Time Projection Chamber version 2 // - fIdSens1=0; - fIdSens2=0; + + SetBufferSize(128000); + + +// if (fTPCParam) +// fTPCParam->Write(fTPCParam->GetTitle()); } //_____________________________________________________________________________ @@ -41,7 +85,7 @@ void AliTPCv2::CreateGeometry() // //Begin_Html /* - + */ //End_Html //Begin_Html @@ -50,677 +94,1995 @@ void AliTPCv2::CreateGeometry() */ //End_Html - Int_t *idtmed = fIdtmed->GetArray()-399; + //---------------------------------------------------------- + // 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 + // - AliTPCParam * fTPCParam = &(fDigParam->GetParam()); + // + // here I define a volume TPC + // retrive the medium name with "TPC_" as a leading string + // + TGeoPcon *tpc = new TGeoPcon(0.,360.,30); //30 sections + // + tpc->DefineSection(0,-289.6,77.,278.); + tpc->DefineSection(1,-262.1,77.,278.); + // + tpc->DefineSection(2,-262.1,83.1,278.); + tpc->DefineSection(3,-260.,83.1,278.); + // + tpc->DefineSection(4,-260.,70.,278.); + tpc->DefineSection(5,-259.6,70.,278.); + // + tpc->DefineSection(6,-259.6,68.1,278.); + tpc->DefineSection(7,-253.6,68.1,278.); + // + tpc->DefineSection(8,-253.6,67.88,278.);//hs + tpc->DefineSection(9,-74.0,60.68,278.);// hs + // + tpc->DefineSection(10,-74.0,60.1,278.); + tpc->DefineSection(11,-73.3,60.1,278.); + // + tpc->DefineSection(12,-73.3,56.9,278.); + tpc->DefineSection(13,-68.5,56.9,278.); + // + tpc->DefineSection(14,-68.5,60.,278.); + tpc->DefineSection(15,-64.7,60.,278.); + // + tpc->DefineSection(16,-64.7,56.9,278.); + tpc->DefineSection(17,73.3,56.9,278.); + // + tpc->DefineSection(18,73.3,60.1,278.); + tpc->DefineSection(19,74.0,60.1,278.); + // + tpc->DefineSection(20,74.0,60.68,278.);// hs + tpc->DefineSection(21,253.6,65.38,278.);// hs + // + tpc->DefineSection(22,253.6,65.6,278.); + tpc->DefineSection(23,259.6,65.6,278.); + // + tpc->DefineSection(24,259.6,70.0,278.); + tpc->DefineSection(25,260.,70.0,278.); + // + tpc->DefineSection(26,260.,83.1,278.); + tpc->DefineSection(27,262.1,83.1,278.); + // + tpc->DefineSection(28,262.1,77.,278); + tpc->DefineSection(29,289.6,77.,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_DriftGas2"); + 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); + // + TGeoRotation *segrot;//segment rotations + // + // 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); + // + TGeoTubeSeg *to1 = new TGeoTubeSeg(274.8174,277.995,252.1,0.,59.9); //epoxy + TGeoTubeSeg *to2 = new TGeoTubeSeg(274.8274,277.985,252.1,0.,59.9); //tedlar + TGeoTubeSeg *to3 = new TGeoTubeSeg(274.8312,277.9812,252.1,0.,59.9);//prepreg2 + TGeoTubeSeg *to4 = new TGeoTubeSeg(274.9062,277.9062,252.1,0.,59.9);//nomex + TGeoTubeSeg *tog5 = new TGeoTubeSeg(274.8174,277.995,252.1,59.9,60.);//epoxy + // + TGeoMedium *sm1 = gGeoManager->GetMedium("TPC_Epoxy"); + TGeoMedium *sm2 = gGeoManager->GetMedium("TPC_Tedlar"); + TGeoMedium *sm3 = gGeoManager->GetMedium("TPC_Prepreg2"); + TGeoMedium *sm4 = gGeoManager->GetMedium("TPC_Nomex"); + // + TGeoMedium *smep = gGeoManager->GetMedium("TPC_Epoxy1"); + // + 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); + TGeoVolume *togv5 = new TGeoVolume("TPC_OCVG5",tog5,sm1); + // + TGeoMedium *mhs = gGeoManager->GetMedium("TPC_Steel"); + TGeoMedium *m12 = gGeoManager->GetMedium("TPC_Water"); + //------------------------------------------------------- + // Tpc Outer Field Cage + // daughters - composite (sandwich) + //------------------------------------------------------- - Float_t tana; - Int_t isll; - Float_t rlsl, wlsl, rssl, rlsu, wssl, wlsu, rssu, wssu; - Int_t i; - Float_t alpha, x, y, z, sec_thick; - - Float_t r1, r2, x1, z0, z1, x2, theta1, theta2, theta3, dm[21]; - Int_t il, iu; - Float_t z_side, zz; - Int_t idrotm[100]; + 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 + TGeoTubeSeg *tf1 = new TGeoTubeSeg(258.0,260.0676,252.1,0.,59.9); //tedlar + TGeoTubeSeg *tf2 = new TGeoTubeSeg(258.0038,260.0638,252.1,0.,59.9); //prepreg3 + TGeoTubeSeg *tf3 = new TGeoTubeSeg(258.0338,260.0338,252.1,0.,59.9);//nomex + TGeoTubeSeg *tfg4 = new TGeoTubeSeg(258.0,260.0676,252.1,59.9,60.); //epoxy glue + // + 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); + TGeoVolume *tfg4v = new TGeoVolume("TPC_OFCG4",tfg4,smep); + // + // outer part - positioning + // + tov1->AddNode(tov2,1); tov2->AddNode(tov3,1); tov3->AddNode(tov4,1);//ocv + // + tf1v->AddNode(tf2v,1); tf2v->AddNode(tf3v,1);//ofc + // + TGeoVolumeAssembly *t200 = new TGeoVolumeAssembly("TPC_OCVSEG"); + TGeoVolumeAssembly *t300 = new TGeoVolumeAssembly("TPC_OFCSEG"); + // + // assembly OCV and OFC + // + // 1st - no rotation + t200->AddNode(tov1,1); t200->AddNode(togv5,1); + t300->AddNode(tf1v,1); t300->AddNode(tfg4v,1); + // 2nd - rotation 60 deg + segrot = new TGeoRotation(); + segrot->RotateZ(60.); + t200->AddNode(tov1,2,segrot); t200->AddNode(togv5,2,segrot); + t300->AddNode(tf1v,2,segrot); t300->AddNode(tfg4v,2,segrot); + // 3rd rotation 120 deg + segrot = new TGeoRotation(); + segrot->RotateZ(120.); + t200->AddNode(tov1,3,segrot); t200->AddNode(togv5,3,segrot); + t300->AddNode(tf1v,3,segrot); t300->AddNode(tfg4v,3,segrot); + //4th rotation 180 deg + segrot = new TGeoRotation(); + segrot->RotateZ(180.); + t200->AddNode(tov1,4,segrot); t200->AddNode(togv5,4,segrot); + t300->AddNode(tf1v,4,segrot); t300->AddNode(tfg4v,4,segrot); + //5th rotation 240 deg + segrot = new TGeoRotation(); + segrot->RotateZ(240.); + t200->AddNode(tov1,5,segrot); t200->AddNode(togv5,5,segrot); + t300->AddNode(tf1v,5,segrot); t300->AddNode(tfg4v,5,segrot); + //6th rotation 300 deg + segrot = new TGeoRotation(); + segrot->RotateZ(300.); + t200->AddNode(tov1,6,segrot); t200->AddNode(togv5,6,segrot); + t300->AddNode(tf1v,6,segrot); t300->AddNode(tfg4v,6,segrot); + // + v3->AddNode(t200,1,new TGeoTranslation(0.,0.,-1.5)); v4->AddNode(t300,1); + // + v2->AddNode(v3,1); v2->AddNode(v4,1); + // + v1->AddNode(v2,1); + //-------------------------------------------------------------------- + // 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); + // + tpci->DefineSection(0,-253.6,68.4,76.6774); + tpci->DefineSection(1,-74.0,61.2,76.6774); + // + tpci->DefineSection(2,74.0,61.2,76.6774); + // + tpci->DefineSection(3,253.6,65.9,76.6774); + // + 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); + //------------------------------------------------ + // Heat screen muon side + //------------------------------------------------ + + TGeoCone *thsm = new TGeoCone(89.8,67.88,68.1,60.68,60.9); + TGeoCone *thsmw = new TGeoCone(89.8,67.94,68.04,60.74,60.84); + TGeoVolume *hvsm = new TGeoVolume("TPC_HSM",thsm,mhs); //steel + TGeoVolume *hvsmw = new TGeoVolume("TPC_HSMW",thsmw,m12); //water + // assembly heat screen muon + hvsm->AddNode(hvsmw,1); + //----------------------------------------------- + // 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); + //------------------------------------------------- + // Heat screen shaft side + //-------------------------------------------------- + TGeoCone *thss = new TGeoCone(89.8,60.68,60.9,65.38,65.6); + TGeoCone *thssw = new TGeoCone(89.8,60.74,60.84,65.44,65.54); + TGeoVolume *hvss = new TGeoVolume("TPC_HSS",thss,mhs); //steel + TGeoVolume *hvssw = new TGeoVolume("TPC_HSSW",thssw,m12); //water + //assembly heat screen shaft + hvss->AddNode(hvssw,1); + //----------------------------------------------- + // 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 + // + // segment outermost + // + TGeoTubeSeg *t2 = new TGeoTubeSeg(76.6774,78.845,74.175,350.,109.4); // tedlar 38 microns + TGeoTubeSeg *t3 = new TGeoTubeSeg(76.6812,78.8412,74.175,350.,109.4); // prepreg2 500 microns + TGeoTubeSeg *t4 = new TGeoTubeSeg(76.7312,78.7912,74.175,350.,109.4); // prepreg3 300 microns + TGeoTubeSeg *t5 = new TGeoTubeSeg(76.7612,78.7612,74.175,350.,109.4); // nomex 2 cm + TGeoTubeSeg *tepox1 = new TGeoTubeSeg(76.6774,78.845,74.175,109.4,110.);//epoxy + TGeoTubeSeg *tpr1 = new TGeoTubeSeg(78.845,78.885,74.175,109.,111.); - Float_t x0l, x0u; - Int_t idr; - Float_t thl, opl; - Int_t ils, iss; - Float_t thu, opu; - Int_t ifl1 = 0, ifl2 = 0; - Float_t phi1, phi2, phi3; + // volumes for the outer part + 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); + TGeoVolume *tvep1 = new TGeoVolume("TPC_IFEPOX1",tepox1,smep); + TGeoVolume *tvpr1 = new TGeoVolume("TPC_PRSTR1",tpr1,sm2); + // + // middle parts - 2 copies + // + // segment middle + // + TGeoTubeSeg *t6 = new TGeoTubeSeg(76.6774,78.795,5.,350.,109.4); // tedlar 38 microns + TGeoTubeSeg *t7 = new TGeoTubeSeg(76.6812,78.7912,5.,350.,109.4); // prepreg2 250 microns + TGeoTubeSeg *t8 = new TGeoTubeSeg(76.7062,78.7662,5.,350.,109.4); // prepreg3 300 microns + TGeoTubeSeg *t9 = new TGeoTubeSeg(76.7362,78.7362,5.,350.,109.4); // nomex 2 cm + TGeoTubeSeg *tepox2 = new TGeoTubeSeg(76.6774,78.795,5.,109.4,110.);//epoxy + TGeoTubeSeg *tpr2 = new TGeoTubeSeg(78.795,78.835,5.,109.,111.); + // volumes for the middle part + 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); + TGeoVolume *tvep2 = new TGeoVolume("TPC_IFEPOX2",tepox2,smep); + TGeoVolume *tvpr2 = new TGeoVolume("TPC_PRSTR2",tpr2,sm2); + // central part - 1 copy + // + // segment central part + // + TGeoTubeSeg *t10 = new TGeoTubeSeg(76.6774,78.785,93.75,350.,109.4); // tedlar 38 microns + TGeoTubeSeg *t11 = new TGeoTubeSeg(76.6812,78.7812,93.75,350.,109.4); // prepreg3 500 microns + TGeoTubeSeg *t12 = new TGeoTubeSeg(76.7312,78.7312,93.75,350.,109.4); // nomex 2 cm + TGeoTubeSeg *tepox3 = new TGeoTubeSeg(76.6774,78.785,93.75,109.4,110.);//epoxy + TGeoTubeSeg *tpr3 = new TGeoTubeSeg(78.785,78.825,93.75,109.,111.); + // volumes for the central part + TGeoVolume *tv10 = new TGeoVolume("TPC_IFC11",t10,sm2); + TGeoVolume *tv11 = new TGeoVolume("TPC_IFC12",t11,sm5); + TGeoVolume *tv12 = new TGeoVolume("TPC_IFC13",t12,sm4); + TGeoVolume *tvep3 = new TGeoVolume("TPC_IFEPOX3",tepox3,smep); + TGeoVolume *tvpr3 = new TGeoVolume("TPC_PRSTR3",tpr3,sm2); + // + // creating a sandwich for the outer par,t tv2 is the mother + // + tv2->AddNode(tv3,1); tv3->AddNode(tv4,1); tv4->AddNode(tv5,1); + // + // creating a sandwich for the middle part, tv6 is the mother + // + tv6->AddNode(tv7,1); tv7->AddNode(tv8,1); tv8->AddNode(tv9,1); + // + // creating a sandwich for the central part, tv10 is the mother + // + tv10->AddNode(tv11,1); tv11->AddNode(tv12,1); + // + TGeoVolumeAssembly *tv100 = new TGeoVolumeAssembly("TPC_IFC"); // ifc itself - 3 segments + + // + // first segment - no rotation + // + // central + tv100->AddNode(tv10,1); //sandwich + tv100->AddNode(tvep3,1);//epoxy + tv100->AddNode(tvpr3,1);//prepreg strip + // middle + tv100->AddNode(tv6,1,new TGeoTranslation(0.,0.,-98.75)); //sandwich1 + tv100->AddNode(tv6,2,new TGeoTranslation(0.,0.,98.75)); // sandwich2 + tv100->AddNode(tvep2,1,new TGeoTranslation(0.,0.,-98.75)); //epoxy + tv100->AddNode(tvep2,2,new TGeoTranslation(0.,0.,98.75)); //epoxy + tv100->AddNode(tvpr2,1,new TGeoTranslation(0.,0.,-98.75));//prepreg strip + tv100->AddNode(tvpr2,2,new TGeoTranslation(0.,0.,98.75)); + // outer + tv100->AddNode(tv2,1,new TGeoTranslation(0.,0.,-177.925)); //sandwich + tv100->AddNode(tv2,2,new TGeoTranslation(0.,0.,177.925)); + tv100->AddNode(tvep1,1,new TGeoTranslation(0.,0.,-177.925)); //epoxy + tv100->AddNode(tvep1,2,new TGeoTranslation(0.,0.,177.925)); + tv100->AddNode(tvpr1,1,new TGeoTranslation(0.,0.,-177.925));//prepreg strip + tv100->AddNode(tvpr1,2,new TGeoTranslation(0.,0.,-177.925)); + // + // second segment - rotation 120 deg. + // + segrot = new TGeoRotation(); + segrot->RotateZ(120.); + // + // central + tv100->AddNode(tv10,2,segrot); //sandwich + tv100->AddNode(tvep3,2,segrot);//epoxy + tv100->AddNode(tvpr3,2,segrot);//prepreg strip + // middle + tv100->AddNode(tv6,3,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //sandwich1 + tv100->AddNode(tv6,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); // sandwich2 + tv100->AddNode(tvep2,3,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //epoxy + tv100->AddNode(tvep2,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); //epoxy + tv100->AddNode(tvpr2,3,new TGeoCombiTrans(0.,0.,-98.75,segrot));//prepreg strip + tv100->AddNode(tvpr2,4,new TGeoCombiTrans(0.,0.,98.75,segrot)); + //outer + tv100->AddNode(tv2,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//sandwich + tv100->AddNode(tv2,4,new TGeoCombiTrans(0.,0.,177.925,segrot)); + tv100->AddNode(tvep1,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//epoxy + tv100->AddNode(tvep1,4,new TGeoCombiTrans(0.,0.,177.925,segrot)); + tv100->AddNode(tvpr1,3,new TGeoCombiTrans(0.,0.,-177.925,segrot));//prepreg strip + tv100->AddNode(tvpr1,4,new TGeoCombiTrans(0.,0.,177.925,segrot)); + // + // third segment - rotation 240 deg. + // + segrot = new TGeoRotation(); + segrot->RotateZ(240.); + // + // central + tv100->AddNode(tv10,3,segrot); //sandwich + tv100->AddNode(tvep3,3,segrot);//epoxy + tv100->AddNode(tvpr3,3,segrot);//prepreg strip + // middle + tv100->AddNode(tv6,5,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //sandwich1 + tv100->AddNode(tv6,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); // sandwich2 + tv100->AddNode(tvep2,5,new TGeoCombiTrans(0.,0.,-98.75,segrot)); //epoxy + tv100->AddNode(tvep2,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); //epoxy + tv100->AddNode(tvpr2,5,new TGeoCombiTrans(0.,0.,-98.75,segrot));//prepreg strip + tv100->AddNode(tvpr2,6,new TGeoCombiTrans(0.,0.,98.75,segrot)); + //outer + tv100->AddNode(tv2,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//sandwich + tv100->AddNode(tv2,6,new TGeoCombiTrans(0.,0.,177.925,segrot)); + tv100->AddNode(tvep1,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//epoxy + tv100->AddNode(tvep1,6,new TGeoCombiTrans(0.,0.,177.925,segrot)); + tv100->AddNode(tvpr1,5,new TGeoCombiTrans(0.,0.,-177.925,segrot));//prepreg strip + tv100->AddNode(tvpr1,6,new TGeoCombiTrans(0.,0.,177.925,segrot)); + // Al parts - rings + 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); + v1->AddNode(hvsm,1,new TGeoTranslation(0.,0.,-163.8)); + v1->AddNode(hvss,1,new TGeoTranslation(0.,0.,163.8)); + 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,-68.6,60.6124,61.2); + cfl->DefineSection(3,68.6,60.6124,61.2); + // + 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 + TGeoTubeSeg *cd1 = new TGeoTubeSeg(60.6224,61.19,71.1,0.2,119.8); + TGeoTubeSeg *cd2 = new TGeoTubeSeg(60.6262,61.1862,71.1,0.2,119.8); + TGeoTubeSeg *cd3 = new TGeoTubeSeg(60.6462,61.1662,71.1,0.2,119.8); + TGeoTubeSeg *cd4 = new TGeoTubeSeg(60.6562,61.1562,71.1,0.2,119.8); + TGeoTubeSeg *tepox4 = new TGeoTubeSeg(60.6224,61.19,71.1,359.8,0.2); + // + TGeoMedium *sm6 = gGeoManager->GetMedium("TPC_Prepreg1"); + TGeoMedium *sm8 = gGeoManager->GetMedium("TPC_Epoxyfm"); + 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,sm8); //epoxy film + TGeoVolume *cd4v = new TGeoVolume("TPC_CDR4",cd4,sm4); //nomex + TGeoVolume *tvep4 = new TGeoVolume("TPC_IFEPOX4",tepox4,smep); + + // + // 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); cd3v->AddNode(cd4v,1); //sandwich + // first segment + cflv->AddNode(cd1v,1); cflv->AddNode(tvep4,1); + // second segment + segrot = new TGeoRotation(); + segrot->RotateZ(120.); + cflv->AddNode(cd1v,2,segrot); cflv->AddNode(tvep4,2,segrot); + // third segment + segrot = new TGeoRotation(); + segrot->RotateZ(240.); + cflv->AddNode(cd1v,3,segrot); cflv->AddNode(tvep4,3,segrot); + // + 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.,0.5); + TGeoTube *mem = new TGeoTube(84.05,250.,0.00115); + + // + TGeoMedium *m4 = gGeoManager->GetMedium("TPC_G10"); + // + TGeoVolume *ihv = new TGeoVolume("TPC_IHVH",ih,m3); + TGeoVolume *ohv = new TGeoVolume("TPC_OHVH",oh,m3); - // --------------------------------------------------- - // sector specification check - // --------------------------------------------------- - if (fSecAL >= 0) { - ifl1 = 0; + 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 + TGeoRotation *rrr[86]; + 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; + rrr[i]= new TGeoRotation(); + rrr[i]->RotateY(ang); + ibdv->AddNode(connv,i+1,new TGeoCombiTrans(x,y,z,rrr[i])); + } + 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 + 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 + TGeoRotation *rr[78]; + 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; + // + rr[i]= new TGeoRotation(); + rr[i]->RotateY(ang); + z1-=54.95; + z2-=54.95; + // + obdv->AddNode(connv,i+1,new TGeoCombiTrans(x1,y,z1,rr[i])); + obdv->AddNode(connv,i+79,new TGeoCombiTrans(x2,y,z2,rr[i])); + } + 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"); + // + TGeoRotation *rwh[18]; + for(Int_t i =0;i<18;i++){ + Double_t phi = (20.*i); + rwh[i]=new TGeoRotation(); + rwh[i]->RotateZ(phi); + wheela->AddNode(secta,i+1,rwh[i]); + wheelc->AddNode(sectc,i+1,rwh[i]); - for (i = 0; i < 6; ++i) { - if (fSecLows[i] > 0 && fSecLows[i] <25) { - ifl1 = 1; - printf("*** SECTOR %d selected\n",fSecLows[i]); - } - } + } + // wheels in the drift volume! - } else { - printf("*** ALL LOWER SECTORS SELECTED ***\n"); - ifl1 = 1; - } + 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 + // + TGeoRotation *rsw[18]; + TGeoVolumeAssembly *swheel = new TGeoVolumeAssembly("TPC_SSWHEEL"); + for(Int_t i =0;i<18;i++){ + Double_t phi = (20.*i); + rsw[i] = new TGeoRotation(); + rsw[i]->RotateZ(phi); + swheel->AddNode(swhs,i+1,rsw[i]); + } + v1->AddNode(swheel,1,new TGeoTranslation(0.,0.,-284.6)); + v1->AddNode(swheel,2,new TGeoTranslation(0.,0.,284.6)); - if (fSecAU >= 0) { - ifl2 = 0; - - for (i = 0; i < 12; ++i) { - if (fSecUps[i] > 24 && fSecUps[i] < 73) { - ifl2 = 1; - printf("*** SECTOR %d selected\n",fSecUps[i]); - } - } - - } else { - printf("*** ALL UPPER SECTORS SELECTED ***\n"); - ifl1 = 1; + // sensitive strips - strip "0" is always set + // conditional + Int_t totrows; + totrows = fTPCParam->GetNRowLow() + fTPCParam->GetNRowUp(); + Double_t *upar; + upar=NULL; + gGeoManager->Volume("TPC_Strip","PGON",m5->GetId(),upar); + upar=new Double_t [10]; + upar[0]=0.; + upar[1]=360.; + upar[2]=18.; + upar[3]=2.; + // + upar[4]=-124.8; + upar[7]=124.8; + + Double_t rlow=fTPCParam->GetPadRowRadiiLow(0); + + upar[5]=rlow; + upar[6]=rlow+.01; + upar[8]=upar[5]; + upar[9]=upar[6]; + // + gGeoManager->Node("TPC_Strip",1,"TPC_Drift",0.,0.,124.82,0,kTRUE,upar,10); + gGeoManager->Node("TPC_Strip",totrows+1, + "TPC_Drift",0.,0.,-124.82,0,kTRUE,upar,10); + // + // now, strips optionally + // + if(fSens){ + //lower sectors + for(Int_t i=2;iGetNRowLow()+1;i++){ + rlow=fTPCParam->GetPadRowRadiiLow(i-1); + upar[5]=rlow; + upar[6]=rlow+.01; + upar[8]=upar[5]; + upar[9]=upar[6]; + gGeoManager->Node("TPC_Strip",i, + "TPC_Drift",0.,0.,124.82,0,kTRUE,upar,10); + gGeoManager->Node("TPC_Strip",totrows+i, + "TPC_Drift",0.,0.,-124.82,0,kTRUE,upar,10); + } + //upper sectors + for(Int_t i=1;iGetNRowUp()+1;i++){ + rlow=fTPCParam->GetPadRowRadiiUp(i-1); + upar[5]=rlow; + upar[6]=rlow+.01; + upar[8]=upar[5]; + upar[9]=upar[6]; + gGeoManager->Node("TPC_Strip",i+fTPCParam->GetNRowLow(), + "TPC_Drift",0.,0.,124.82,0,kTRUE,upar,10); + gGeoManager->Node("TPC_Strip",totrows+i+fTPCParam->GetNRowLow(), + "TPC_Drift",0.,0.,-124.82,0,kTRUE,upar,10); + } + }//strips + //---------------------------------------------------------- + // TPC Support Rods - MAKROLON + //---------------------------------------------------------- + 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 *m13 = gGeoManager->GetMedium("TPC_Brass"); + // + // tpc rod is an assembly of 10 long parts and 2 short parts + // connected with alu rings and plagged on both sides. + // + // +// tpc rod long +// + TGeoPcon *rod = new TGeoPcon("rod",0.,360.,6); + rod->DefineSection(0,-10.43,1.92,2.08); + rod->DefineSection(1,-9.75,1.92,2.08); + + rod->DefineSection(2,-9.75,1.8,2.2); + rod->DefineSection(3,9.75,1.8,2.2); + + rod->DefineSection(4,9.75,1.92,2.08); + rod->DefineSection(5,10.43,1.92,2.08); + // + TGeoVolume *mrodl = new TGeoVolume("TPC_mrodl",rod,m6); + // + // tpc rod short + // + TGeoPcon *rod1 = new TGeoPcon("rod1",0.,360.,6); + rod1->DefineSection(0,-8.93,1.92,2.08); + rod1->DefineSection(1,-8.25,1.92,2.08); + + rod1->DefineSection(2,-8.25,1.8,2.2); + rod1->DefineSection(3,8.25,1.8,2.2); + + rod1->DefineSection(4,8.25,1.92,2.08); + rod1->DefineSection(5,8.93,1.92,2.08); + // + TGeoVolume *mrods = new TGeoVolume("TPC_mrods",rod1,m6); + // + // below is for the resistor rod + // + // hole for the brass connectors + // + + new TGeoTube("hhole",0.,0.3,0.3); + // + //transformations for holes - initialy they + // are placed at x=0 and negative y + // + TGeoRotation *rhole = new TGeoRotation(); + rhole->RotateX(90.); + TGeoCombiTrans *transf[13]; + Char_t name[30]; + for(Int_t i=0;i<13;i++){ + //sprintf(name,"transf%d",i); + snprintf(name,30,"transf%d",i); + transf[i]= new TGeoCombiTrans(name,0.,-2.,-9.+i*1.5,rhole); + transf[i]->RegisterYourself(); } - - if (ifl1 == 0 && ifl2 == 0) { - printf("*** ERROR: AT LEAST ONE SECTOR MUST BE SPECIFIED ***\n"); - printf("!!! PROGRAM STOPPED !!!\n"); - exit(1); + // union expression for holes + TString operl("hhole:transf0"); + for (Int_t i=1;i<13;i++){ + //sprintf(name,"+hhole:transf%d",i); + snprintf(name,30,"+hhole:transf%d",i); + operl.Append(name); } - - if ((fSecAL < 0 || fSecAU < 0) && fSens >= 0) { - printf("** ERROR: STRIPS CANNOT BE SPECIFIED FOR ALL SECTORS **\n"); - printf("!!! PROGRAM STOPPED !!!\n"); - exit(1); + // + TString opers("hhole:transf1"); + for (Int_t i=2;i<12;i++){ + //sprintf(name,"+hhole:transf%d",i); + snprintf(name,30,"+hhole:transf%d",i); + opers.Append(name); } - // ---------------------------------------------------- - // FIELD CAGE WITH ENDCAPS - CARBON FIBER - // THIS IS ALSO A TPC MOTHER VOLUME - // ---------------------------------------------------- - dm[0] = 76.; - dm[1] = 278.; - dm[2] = 275.; - - gMC->Gsvolu("TPC ", "TUBE", idtmed[407], dm, 3); - // ------------------------------------------------------- - // drift gas Ne/CO2 (90/10 volume) - nonsensitive - // field cage thickness = 0.52% X0 - // ---------------------------------------------------- - dm[0] = 76.+0.09776; - dm[1] = 257.; - dm[2] = 250.; - - gMC->Gsvolu("TGAS", "TUBE", idtmed[402], dm, 3); - // ------------------------------------------------------ - // "side" gas volume (the same as drift gas), - // here the readout chambers are positioned - // ------------------------------------------------------ - dm[2] = 0.5*(275.-250.); - z_side = dm[2]; - - gMC->Gsvolu("TPSG", "TUBE", idtmed[401], dm, 3); - // ------------------------------------------------------ - // HV midplane - 20 microns of mylar - // ----------------------------------------------------- - dm[2] = .001; - - gMC->Gsvolu("TPHV", "TUBE", idtmed[405], dm, 3); - - // ==================================================== - // lower and upper readout chambers - // ==================================================== - // sectros opening angles in degrees - // --------------------------------------------------- - opl = 30.; - opu = 15.; - thl = TMath::Tan(opl * .5 * kDegrad); - thu = TMath::Tan(opu * .5 * kDegrad); - // --------------------------------------------------- - // S and L-sectors radii - // --------------------------------------------------- - rssl = 88.; - rssu = 136.; - rlsl = 142.; - rlsu = 250.; - // -------------------------------------------------- - // Sectors widths - // -------------------------------------------------- - wssl = 46.5; - wssu = 72.2; - wlsl = 37.; - wlsu = 65.4; - // --------------------------------------------------- - // Sector thickness 25% of X0 (Al) - // --------------------------------------------------- - sec_thick = 2.225; - // --------------------------------------------------- - // S-sectors (lower sectors) - // --------------------------------------------------- - dm[0] = wssl * .5; - dm[1] = wssu * .5; - dm[2] = sec_thick * .5; - dm[3] = (rssu - rssl) * .5; - - x0l = rssl + dm[3]; - - gMC->Gsvolu("TRCS", "TRD1", idtmed[399], dm, 4); - // ----------------------------------------------------- - // S-sectors --> "gas sectors" - sensitive - // ----------------------------------------------------- - dm[2] = (250.-0.001)/2.; - gMC->Gsvolu("TSGA", "TRD1", idtmed[403], dm, 4); - // ------------------------------------------------------------- - // Only for the debugging purpose and resolution calculation - // Sensitive strips at the pad-row center - // ------------------------------------------------------------- - if (fSens >= 0) { - gMC->Gsvolu("TSST", "TRD1", idtmed[403], dm, 0); - dm[3] = .005; - - z0 = rssl + (rssu - rssl) * .5; - - for (iss = 0; iss < fTPCParam->GetNRowLow(); ++iss) { - r1 = fTPCParam->GetPadRowRadiiLow(iss); - r2 = r1 + dm[3] * 2.; - dm[0] = r1 * thl - 2.63; - dm[1] = r2 * thl - 2.63; - - zz = -z0 + r1 +dm[3]; - - gMC->Gsposp("TSST", iss+1, "TSGA", 0, 0, zz, 0, "ONLY", dm, 4); - } - gMC->Gsord("TSGA", 3); + //union of holes + new TGeoCompositeShape("hlv",operl.Data()); + new TGeoCompositeShape("hsv",opers.Data()); + // + TGeoCompositeShape *rodl = new TGeoCompositeShape("rodl","rod-hlv"); + TGeoCompositeShape *rods = new TGeoCompositeShape("rods","rod1-hsv"); + //rods - volumes - makrolon rods with holes + TGeoVolume *rodlv = new TGeoVolume("TPC_rodl",rodl,m6); + TGeoVolume *rodsv = new TGeoVolume("TPC_rods",rods,m6); + //brass connectors + //connectors + TGeoTube *bcon = new TGeoTube(0.,0.3,0.3);//connectors + TGeoVolume *bconv = new TGeoVolume("TPC_bcon",bcon,m13); + // + // hooks holding strips + // + new TGeoBBox("hk1",0.625,0.015,0.75); + new TGeoBBox("hk2",0.625,0.015,0.15); + TGeoTranslation *tr21 = new TGeoTranslation("tr21",0.,-0.03,-0.6); + TGeoTranslation *tr12 = new TGeoTranslation("tr12",0.,-0.03,0.6); + tr21->RegisterYourself(); + tr12->RegisterYourself(); + + TGeoCompositeShape *hook = new TGeoCompositeShape("hook","hk1+hk2:tr21+hk2:tr12"); + TGeoVolume *hookv = new TGeoVolume("TPC_hook",hook,m13); + // + // assembly of the short rod with connectors and hooks + // + // + // short rod + // + TGeoVolumeAssembly *spart = new TGeoVolumeAssembly("TPC_spart"); + // + spart->AddNode( rodsv,1); + for(Int_t i=1;i<12;i++){ + spart->AddNode(bconv,i,transf[i]); } - // --------------------------------------------------- - // L-sectors (upper sectors) - // --------------------------------------------------- - dm[0] = wlsl * .5; - dm[1] = wlsu * .5; - dm[2] = sec_thick * .5; - dm[3] = (rlsu - rlsl) * .5; - - x0u = rlsl + dm[3]; - - gMC->Gsvolu("TRCL", "TRD1", idtmed[399], dm, 4); - // ----------------------------------------------------- - // L-sectors - "gas sectors" - sensitive! - // ----------------------------------------------------- - dm[2] = (250.-0.001)/2.; - gMC->Gsvolu("TLGA", "TRD1", idtmed[403], dm, 4); - // ------------------------------------------------------------- - // Only for the debugging purpose and resolution calculation - // Sensitive strips at the pad-row center - // ------------------------------------------------------------- - if (fSens >= 0) { - gMC->Gsvolu("TLST", "TRD1", idtmed[403], dm, 0); - - dm[3] = .005; + for(Int_t i =0;i<11;i++){ + spart->AddNode(hookv,i+1,new TGeoTranslation(0.,-2.315,-7.5+i*1.5)); + } + // + // long rod + // + TGeoVolumeAssembly *lpart = new TGeoVolumeAssembly("TPC_lpart"); + // + lpart->AddNode( rodlv,1); + for(Int_t i=0;i<13;i++){ + lpart->AddNode(bconv,i+12,transf[i]); + } + for(Int_t i =0;i<13;i++){ + lpart->AddNode(hookv,i+12,new TGeoTranslation(0.,-2.315,-9.+i*1.5)); + } + // + // alu ring + // + new TGeoTube("ring1",2.1075,2.235,0.53); + new TGeoTube("ring2",1.7925,1.89,0.43); + new TGeoTube("ring3",1.89,2.1075,0.05); + TGeoCompositeShape *ring = new TGeoCompositeShape("ring","ring1+ring2+ring3"); + TGeoVolume *ringv = new TGeoVolume("TPC_ring",ring,m3); + // + // rod assembly + // + TGeoVolumeAssembly *tpcrrod = new TGeoVolumeAssembly("TPC_rrod");//rrod + TGeoVolumeAssembly *tpcmrod = new TGeoVolumeAssembly("TPC_mrod");//makrolon rod + //long pieces + for(Int_t i=0;i<11;i++){ + tpcrrod->AddNode(ringv,i+1,new TGeoTranslation(0.,0.,-105.+i*21)); + tpcmrod->AddNode(ringv,i+12,new TGeoTranslation(0.,0.,-105.+i*21)); + } + for(Int_t i=0;i<10;i++){ + tpcrrod->AddNode(lpart,i+1,new TGeoTranslation(0.,0.,-94.5+i*21));//resistor rod + tpcmrod->AddNode(mrodl,i+1,new TGeoTranslation(0.,0.,-94.5+i*21));//makrolon rod + } + // + // right plug - identical for all rods + // + TGeoPcon *tpcrp = new TGeoPcon(0.,360.,6); + // + tpcrp->DefineSection(0,123.05,1.89,2.1075); + tpcrp->DefineSection(1,123.59,1.89,2.1075); + // + tpcrp->DefineSection(2,123.59,1.8,2.2); + tpcrp->DefineSection(3,127.,1.8,2.2); + // + tpcrp->DefineSection(4,127.,0.,2.2); + tpcrp->DefineSection(5,127.5,0.,2.2); + // + TGeoVolume *tpcrpv = new TGeoVolume("TPC_RP",tpcrp,m6); + // + // adding short pieces and right plug + // + tpcrrod->AddNode(spart,1,new TGeoTranslation(0.,0.,-114.)); + tpcrrod->AddNode(spart,2,new TGeoTranslation(0.,0.,114.)); + tpcrrod->AddNode(ringv,23,new TGeoTranslation(0.,0.,-123.)); + tpcrrod->AddNode(ringv,24,new TGeoTranslation(0.,0.,123.)); + tpcrrod->AddNode(tpcrpv,1); + // + tpcmrod->AddNode(mrods,1,new TGeoTranslation(0.,0.,-114.)); + tpcmrod->AddNode(mrods,2,new TGeoTranslation(0.,0.,114.)); + tpcmrod->AddNode(ringv,25,new TGeoTranslation(0.,0.,-123.)); + tpcmrod->AddNode(ringv,26,new TGeoTranslation(0.,0.,123.)); + tpcmrod->AddNode(tpcrpv,2); + // + // from the ringv position to the CM is 3.0 cm! + //---------------------------------------- + // + // + //HV rods - makrolon + 0.58cm (diameter) Cu ->check the length + TGeoTube *hvr = new TGeoTube(0.,1.465,123.); + TGeoTube *hvc = new TGeoTube(0.,0.29,123.); + // + TGeoVolume *hvrv = new TGeoVolume("TPC_HV_Rod",hvr,m6); + TGeoVolume *hvcv = new TGeoVolume("TPC_HV_Cable",hvc,m7); + hvrv->AddNode(hvcv,1); + // + //resistor rod + // + TGeoTube *cr = new TGeoTube(0.,0.45,123.); + TGeoTube *cw = new TGeoTube(0.,0.15,123.); + TGeoVolume *crv = new TGeoVolume("TPC_CR",cr,m10); + TGeoVolume *cwv = new TGeoVolume("TPC_W",cw,m12); + // + // ceramic rod with water + // + crv->AddNode(cwv,1); + // + //peek rod + // + TGeoTube *pr =new TGeoTube(0.2,0.35,123.); + TGeoVolume *prv = new TGeoVolume("TPC_PR",pr,m11); + // + // copper plates with connectors + // + new TGeoTube("tub",0.,1.7,0.025); + // + // half space - points on the plane and a normal vector + // + Double_t n[3],p[3]; + Double_t slope = TMath::Tan(22.*TMath::DegToRad()); + Double_t intp = 1.245; + // + Double_t b = slope*slope+1.; + p[0]=intp*slope/b; + p[1]=-intp/b; + p[2]=0.; + // + n[0]=-p[0]; + n[1]=-p[1]; + n[2]=0.; + Double_t norm; + norm=TMath::Sqrt(n[0]*n[0]+n[1]*n[1]); + n[0] /= norm; + n[1] /=norm; + // + new TGeoHalfSpace("sp1",p,n); + // + slope = -slope; + // + p[0]=intp*slope/b; + p[1]=-intp/b; + // + n[0]=-p[0]; + n[1]=-p[1]; + norm=TMath::Sqrt(n[0]*n[0]+n[1]*n[1]); + n[0] /= norm; + n[1] /=norm; + // + new TGeoHalfSpace("sp2",p,n); + // holes for rods + //holes + new TGeoTube("h1",0.,0.5,0.025); + new TGeoTube("h2",0.,0.35,0.025); + //translations: + TGeoTranslation *ttr11 = new TGeoTranslation("ttr11",-0.866,0.5,0.); + TGeoTranslation *ttr22 = new TGeoTranslation("ttr22",0.866,0.5,0.); + ttr11->RegisterYourself(); + ttr22->RegisterYourself(); + // elastic connector + new TGeoBBox("elcon",0.72,0.005,0.3); + TGeoRotation *crr1 = new TGeoRotation(); + crr1->RotateZ(-22.); +TGeoCombiTrans *ctr1 = new TGeoCombiTrans("ctr1",-0.36011, -1.09951,-0.325,crr1); +ctr1->RegisterYourself(); + TGeoCompositeShape *cs1 = new TGeoCompositeShape("cs1", +"(((((tub-h1:ttr11)-h1:ttr22)-sp1)-sp2)-h2)+elcon:ctr1"); + // + TGeoVolume *csvv = new TGeoVolume("TPC_RR_CU",cs1,m7); + // + // resistor rod assembly 2 ceramic rods, peak rod, Cu plates + // and resistors + // + TGeoVolumeAssembly *rrod = new TGeoVolumeAssembly("TPC_RRIN"); + // rods + rrod->AddNode(crv,1,ttr11); + rrod->AddNode(crv,2,ttr22); + rrod->AddNode(prv,1); + //Cu plates + for(Int_t i=0;i<165;i++){ + rrod->AddNode(csvv,i+1,new TGeoTranslation(0.,0.,-122.675+i*1.5)); + } + //resistors + TGeoTube *res = new TGeoTube(0.,0.15,0.5); + TGeoVolume *resv = new TGeoVolume("TPC_RES",res,m10); + TGeoVolumeAssembly *ress = new TGeoVolumeAssembly("TPC_RES_CH"); + ress->AddNode(resv,1,new TGeoTranslation(0.2,0.,0.)); + ress->AddNode(resv,2,new TGeoTranslation(-0.2,0.,0.)); + // + TGeoRotation *crr2 = new TGeoRotation(); + crr2->RotateY(30.); + TGeoRotation *crr3 = new TGeoRotation(); + crr3->RotateY(-30.); + // + for(Int_t i=0;i<164;i+=2){ + rrod->AddNode(ress,i+1, new TGeoCombiTrans(0.,1.2,-121.925+i*1.5,crr2)); + rrod->AddNode(ress,i+2, new TGeoCombiTrans(0.,1.2,-121.925+(i+1)*1.5,crr3)); + } - z0 = rlsl+ (rlsu - rlsl) * .5; - - for (ils = 0; ils GetNRowUp(); ++ils) { - r1 = fTPCParam->GetPadRowRadiiUp(ils); - r2 = r1 + dm[3] * 2.; - dm[0] = r1 * thu - 2.63; - dm[1] = r2 * thu - 2.63; + tpcrrod->AddNode(rrod,1,new TGeoCombiTrans(0.,0.,0.5,crr1)); + // + // rod left head with holders - inner + // + // first element - support for inner holder TPC_IHS + Double_t shift1[3] = {0.0,-0.175,0.0}; - zz = -z0 + r1 +dm[3]; +new TGeoBBox("tpcihs1", 4.7, 0.66, 2.35); +new TGeoBBox("tpcihs2", 4.7, 0.485, 1.0, shift1); +new TGeoBBox("tpcihs3", 1.5, 0.485, 2.35, shift1); +new TGeoTube("tpcihs4", 0.0, 2.38, 0.1); +// +Double_t pointstrap[16]; +pointstrap[0]= 0.0; +pointstrap[1]= 0.0; +pointstrap[2]= 0.0; +pointstrap[3]= 1.08; +pointstrap[4]= 2.3; +pointstrap[5]= 1.08; +pointstrap[6]= 3.38; +pointstrap[7]= 0.0; +pointstrap[8]= 0.0; +pointstrap[9]= 0.0; +pointstrap[10]= 0.0; +pointstrap[11]= 1.08; +pointstrap[12]= 2.3; +pointstrap[13]= 1.08; +pointstrap[14]= 3.38; +pointstrap[15]= 0.0; +// +TGeoArb8 *tpcihs5 = new TGeoArb8("tpcihs5", 0.6, pointstrap); +// +// half space - cutting "legs" +// + p[0]=0.0; + p[1]=0.105; + p[2]=0.0; + // +n[0] = 0.0; +n[1] = 1.0; +n[2] = 0.0; + +new TGeoHalfSpace("cutil1", p, n); + +// +// transformations +// +TGeoTranslation *trans2 = new TGeoTranslation("trans2", 0.0, 2.84, 2.25); +trans2->RegisterYourself(); +TGeoTranslation*trans3= new TGeoTranslation("trans3", 0.0, 2.84, -2.25); +trans3->RegisterYourself(); +//support - composite volume +// +TGeoCompositeShape *tpcihs6 = new TGeoCompositeShape("tpcihs6", "tpcihs1-(tpcihs2+tpcihs3)-(tpcihs4:trans2)-(tpcihs4:trans3)-cutil1"); +// +// volumes - all makrolon +// + TGeoVolume *tpcihss = new TGeoVolume("TPC_IHSS", tpcihs6, m6); //support + TGeoVolume *tpcihst = new TGeoVolume("TPC_IHSTR",tpcihs5 , m6); //trapesoid + //now assembly +TGeoRotation *rot111 = new TGeoRotation(); +rot111->RotateY(180.0); +// +TGeoVolumeAssembly *tpcihs = new TGeoVolumeAssembly("TPC_IHS"); // assembly of the support +tpcihs->AddNode(tpcihss, 1); +tpcihs->AddNode(tpcihst, 1, new TGeoTranslation(-4.7, 0.66, 0.0)); +tpcihs->AddNode(tpcihst, 2, new TGeoCombiTrans(4.7, 0.66, 0.0, rot111)); +// +// two rod holders (TPC_IRH) assembled with the support +// +new TGeoBBox("tpcirh1", 4.7, 1.33, 0.5); + shift1[0]=-3.65; + shift1[1]=0.53; + shift1[2]=0.; +new TGeoBBox("tpcirh2", 1.05, 0.8, 0.5, shift1); + shift1[0]=3.65; + shift1[1]=0.53; + shift1[2]=0.; +new TGeoBBox("tpcirh3", 1.05, 0.8, 0.5, shift1); + shift1[0]=0.0; + shift1[1]=1.08; + shift1[2]=0.; +new TGeoBBox("tpcirh4", 1.9, 0.25, 0.5, shift1); +new TGeoTube("tpcirh5", 0, 1.9, 5); +// +TGeoTranslation *trans4 = new TGeoTranslation("trans4", 0, 0.83, 0.0); +trans4->RegisterYourself(); +// +TGeoCompositeShape *tpcirh6 = new TGeoCompositeShape("tpcirh6", "tpcirh1-tpcirh2-tpcirh3-(tpcirh5:trans4)-tpcirh4"); +// +// now volume +// +TGeoVolume *tpcirh = new TGeoVolume("TPC_IRH", tpcirh6, m6); +// +// and all together... +// +TGeoVolume *tpciclamp = new TGeoVolumeAssembly("TPC_ICLP"); +tpciclamp->AddNode(tpcihs, 1); +tpciclamp->AddNode(tpcirh, 1, new TGeoTranslation(0, 1.99, 1.1)); +tpciclamp->AddNode(tpcirh, 2, new TGeoTranslation(0, 1.99, -1.1)); +// +// and now left inner "head" +// +TGeoPcon *inplug = new TGeoPcon("inplug", 0.0, 360.0, 14); + +inplug->DefineSection(0, 0.3, 0.0, 2.2); +inplug->DefineSection(1, 0.6, 0.0, 2.2); + +inplug->DefineSection(2, 0.6, 0.0, 1.75); +inplug->DefineSection(3, 0.7, 0.0, 1.75); + +inplug->DefineSection(4, 0.7, 1.55, 1.75); +inplug->DefineSection(5, 1.6, 1.55, 1.75); + +inplug->DefineSection(6, 1.6, 1.55, 2.2); +inplug->DefineSection(7, 1.875, 1.55, 2.2); + +inplug->DefineSection(8, 1.875, 1.55, 2.2); +inplug->DefineSection(9, 2.47, 1.75, 2.2); + +inplug->DefineSection(10, 2.47, 1.75, 2.08); +inplug->DefineSection(11, 2.57, 1.8, 2.08); + +inplug->DefineSection(12, 2.57, 1.92, 2.08); +inplug->DefineSection(13, 2.95, 1.92, 2.08); +// + shift1[0]=0.0; + shift1[1]=-2.09; + shift1[2]=1.075; + // +new TGeoBBox("pcuti", 1.5, 0.11, 1.075, shift1); +// +TGeoCompositeShape *inplleft = new TGeoCompositeShape("inplleft", "inplug-pcuti"); +TGeoVolume *tpcinlplug = new TGeoVolume("TPC_INPLL", inplleft, m6); +// +// holder + plugs +// + TGeoVolume *tpcihpl = new TGeoVolumeAssembly("TPC_IHPL"); //holder+2 plugs (reflected) + tpcihpl->AddNode(tpcinlplug, 1); + tpcihpl->AddNode(tpcinlplug, 2,ref); + tpcihpl->AddNode(tpciclamp,1,new TGeoTranslation(0.0, -2.765, 0.0)); + // + // outer holders and clamps + // + + // outer membrane holder (between rods) +pointstrap[0]= 0.0; +pointstrap[1]= 0.0; +pointstrap[2]= 0.0; +pointstrap[3]= 2.8; +pointstrap[4]= 3.1; +pointstrap[5]= 2.8-3.1*TMath::Tan(15.*TMath::DegToRad()); +pointstrap[6]= 3.1; +pointstrap[7]= 0.0; +pointstrap[8]= 0.0; +pointstrap[9]= 0.0; +pointstrap[10]= 0.0; +pointstrap[11]= 2.8; +pointstrap[12]= 3.1; +pointstrap[13]= 2.8-3.1*TMath::Tan(15.*TMath::DegToRad()); +pointstrap[14]= 3.1; +pointstrap[15]= 0.0; +// +TGeoArb8 *tpcomh1 = new TGeoArb8("tpcomh1", 1.05, pointstrap); +TGeoBBox *tpcomh2 = new TGeoBBox("tpcomh2", 0.8, 1.4, 6); +// +TGeoVolume *tpcomh1v = new TGeoVolume("TPC_OMH1", tpcomh1, m7); +TGeoVolume *tpcomh2v = new TGeoVolume("TPC_OMH2", tpcomh2, m7); +// +TGeoVolume *tpcomh3v = new TGeoVolumeAssembly("TPC_OMH3"); // assembly1 +tpcomh3v->AddNode(tpcomh1v, 1, new TGeoTranslation(0.8, -1.4, 4.95)); + tpcomh3v->AddNode(tpcomh1v, 2, new TGeoTranslation(0.8, -1.4, -4.95)); +tpcomh3v->AddNode(tpcomh2v, 1); +// +shift1[0] = 0.9; +shift1[1] = -1.85; +shift1[2] = 0.0; +// +new TGeoBBox("tpcomh3", 1.65, 1.15, 3.4); +TGeoBBox *tpcomh4 = new TGeoBBox("tpcomh4", 0.75, 0.7, 3.4, shift1); +// +// halfspace 1 +// +p[0] = 0.0; +p[1] = -1.05; +p[2] = -3.4; +// +n[0] = 0.0; +n[1] = -1.0*TMath::Tan(30.*TMath::DegToRad()); +n[2] = 1.0; +// +new TGeoHalfSpace("cutomh1", p, n); +// +// halfspace 2 +// +p[0] = 0.0; +p[1] = -1.05; +p[2] = 3.4; +// +n[0] = 0.0; +n[1] = -1.0*TMath::Tan(30.*TMath::DegToRad()); +n[2] = -1.0; +// +new TGeoHalfSpace("cutomh2", p, n); +// +// halfspace 3 +// +p[0] = -1.65; +p[1] = 0.0; +p[2] = -0.9; +// +n[0] = 1.0*TMath::Tan(75.*TMath::DegToRad()); +n[1] = 0.0; +n[2] = 1.0; +// +new TGeoHalfSpace("cutomh3", p, n); +// +// halfspace 4 +// +p[0] = -1.65; +p[1] = 0.0; +p[2] = 0.9; +// +n[0] = 1.0*TMath::Tan(75*TMath::DegToRad()); +n[1] = 0.0; +n[2] = -1.0; +// +new TGeoHalfSpace("cutomh4", p, n); +// +// halsfspace 5 +// +p[0] = 1.65; +p[1] = -1.05; +p[2] = 0.0; +// +n[0] = -1.0; +n[1] = -1.0*TMath::Tan(20.*TMath::DegToRad()); +n[2] = 0.0; +// +new TGeoHalfSpace("cutomh5", p, n); +// +TGeoCompositeShape *tpcomh5 = new TGeoCompositeShape("tpcomh5", "tpcomh3-cutomh1-cutomh2-cutomh3-cutomh4-cutomh5"); +// + TGeoVolume *tpcomh5v = new TGeoVolume("TPC_OMH5",tpcomh5,m6); + TGeoVolume *tpcomh4v = new TGeoVolume("TPC_OMH6",tpcomh4,m6); + // + TGeoVolumeAssembly *tpcomh7v = new TGeoVolumeAssembly("TPC_OMH7"); + tpcomh7v->AddNode(tpcomh5v,1); + tpcomh7v->AddNode(tpcomh4v,1); + // + // full membrane holder - tpcomh3v + tpcomh7v + // + TGeoVolumeAssembly *tpcomh = new TGeoVolumeAssembly("TPC_OMH"); + tpcomh->AddNode(tpcomh3v,1,new TGeoTranslation(1.5,0.,0.)); + tpcomh->AddNode(tpcomh3v,2,new TGeoCombiTrans(-1.5,0.,0.,rot111)); + tpcomh->AddNode(tpcomh7v,1,new TGeoTranslation(0.65+1.5, 2.55, 0.0)); + tpcomh->AddNode(tpcomh7v,2,new TGeoCombiTrans(-0.65-1.5, 2.55, 0.0,rot111)); + // + // outer rod holder support + // +new TGeoBBox("tpcohs1", 3.8, 0.675, 2.35); +// +shift1[0] = 0.0; +shift1[1] = 0.175; +shift1[2] = 0.0; +// +new TGeoBBox("tpcohs2", 1.5, 0.5, 2.35, shift1); +new TGeoBBox("tpcohs3", 3.8, 0.5, 0.85, shift1); +// +shift1[0] = 0.0; +shift1[1] = -1.175; +shift1[2] = 0.0; +// +TGeoBBox *tpcohs4 = new TGeoBBox("tpsohs4", 3.1, 0.5, 0.7, shift1); +// +TGeoVolume *tpcohs4v = new TGeoVolume("TPC_OHS4", tpcohs4, m6); +// +p[0] = 0.0; +p[1] = -0.186; +p[2] = 0.0; +// +n[0] = 0.0; +n[1] = -1.0; +n[2] = 0.0; +// +new TGeoHalfSpace("cutohs1", p, n); +// +TGeoCompositeShape *tpcohs5 = new TGeoCompositeShape("tpcohs5", "tpcohs1-tpcohs2-tpcohs3-cutohs1"); +TGeoVolume *tpcohs5v = new TGeoVolume("TPC_OHS5", tpcohs5, m6); +// +TGeoVolumeAssembly *tpcohs = new TGeoVolumeAssembly("TPC_OHS"); +tpcohs->AddNode(tpcohs5v, 1); +tpcohs->AddNode(tpcohs4v, 1); +// +// outer rod holder itself +// +shift1[0] = 0.0; +shift1[1] = 1.325; +shift1[2] = 0.0; + new TGeoBBox("tpcorh1", 3.1, 1.825, 0.55); //from this box we cut pieces... + // +shift1[0] = -3.1; +shift1[1] = -0.5; +shift1[2] = 0.0; +// +new TGeoBBox("tpcorh2", 0.5, 2.75, 1.1, shift1); +// +shift1[0] = 3.1; +shift1[1] = -0.5; +shift1[2] = 0.0; +// +new TGeoBBox("tpcorh3", 0.5, 2.75, 1.1, shift1); +// +shift1[0] = 0.0; +shift1[1] = -0.5; +shift1[2] = -0.95; +// +new TGeoBBox("tpcorh4", 3.9, 2.75, 0.5, shift1); +// +shift1[0] = 0.0; +shift1[1] = -0.5; +shift1[2] = 0.0; +// +new TGeoBBox("tpcorh5", 1.95, 0.5, 1.1, shift1); +// +shift1[0] = 0.0; +shift1[1] = -0.5; +shift1[2] = 0.55; +// +new TGeoBBox("tpcorh6", 2.4, 0.5, 0.6, shift1); +// +new TGeoTube("tpcorh7", 0, 1.95, 0.85); +new TGeoTube("tpcorh8", 0, 2.4, 0.6); +// +TGeoTranslation *trans33 = new TGeoTranslation("trans33", 0.0, 0.0, 0.55); +trans33->RegisterYourself(); +// +TGeoCompositeShape *tpcorh9 = new TGeoCompositeShape("tpcorh9", "tpcorh1-tpcorh2-tpcorh3-tpcorh4-tpcorh5-tpcorh6-(tpcorh8:trans33)-tpcorh7"); +// + TGeoVolume *tpcorh9v = new TGeoVolume("TPC_ORH",tpcorh9,m6); //outer rod holder + // + // now 2 holders together + // + TGeoVolumeAssembly *tpcorh = new TGeoVolumeAssembly("TPC_ORH2"); + // + tpcorh->AddNode(tpcorh9v,1,new TGeoTranslation(0.0, 0.0, 1.25)); + tpcorh->AddNode(tpcorh9v,2,new TGeoCombiTrans(0.0, 0.0, -1.25,rot111)); +// +// outer rod plug left +// +TGeoPcon *outplug = new TGeoPcon("outplug", 0.0, 360.0, 14); + +outplug->DefineSection(0, 0.5, 0.0, 2.2); +outplug->DefineSection(1, 0.7, 0.0, 2.2); + +outplug->DefineSection(2, 0.7, 1.55, 2.2); +outplug->DefineSection(3, 0.8, 1.55, 2.2); + +outplug->DefineSection(4, 0.8, 1.55, 1.75); +outplug->DefineSection(5, 1.2, 1.55, 1.75); + +outplug->DefineSection(6, 1.2, 1.55, 2.2); +outplug->DefineSection(7, 1.875, 1.55, 2.2); + +outplug->DefineSection(8, 1.875, 1.55, 2.2); +outplug->DefineSection(9, 2.47, 1.75, 2.2); + +outplug->DefineSection(10, 2.47, 1.75, 2.08); +outplug->DefineSection(11, 2.57, 1.8, 2.08); + +outplug->DefineSection(12, 2.57, 1.92, 2.08); +outplug->DefineSection(13, 2.95, 1.92, 2.08); +// +shift1[0] = 0.0; +shift1[1] = 2.09; +shift1[2] = 1.01; + +new TGeoBBox("cutout", 2.5, 0.11, 1.01, shift1); +// + +TGeoCompositeShape *outplleft = new TGeoCompositeShape("outplleft", "outplug-cutout"); +TGeoVolume *outplleftv = new TGeoVolume("TPC_OPLL", outplleft, m6); +// +// support + holder + plug +// + + + TGeoVolumeAssembly *tpcohpl = new TGeoVolumeAssembly("TPC_OHPL"); + // + tpcohpl->AddNode(outplleftv,1); //plug + tpcohpl->AddNode(outplleftv,2,ref); //plug reflected + tpcohpl->AddNode(tpcorh,1); //rod holder + tpcohpl->AddNode(tpcohs,1,new TGeoTranslation(0.0, 3.925, 0)); // support + // + + // + // main membrane holder + // +pointstrap[0]= 0.0; +pointstrap[1]= 0.0; +pointstrap[2]= 0.0; +pointstrap[3]= 2.8; +pointstrap[4]= 3.1; +pointstrap[5]= 1.96; +pointstrap[6]= 3.1; +pointstrap[7]= 0.0; +pointstrap[8]= 0.0; +pointstrap[9]= 0.0; +pointstrap[10]= 0.0; +pointstrap[11]= 2.8; +pointstrap[12]= 3.1; +pointstrap[13]= 1.96; +pointstrap[14]= 3.1; +pointstrap[15]= 0.0; +// +TGeoArb8 *tpcmmh1 = new TGeoArb8("tpcmmh1", 1.75, pointstrap); +TGeoBBox *tpcmmh2 = new TGeoBBox("tpcmmh2", 0.8, 1.4, 12.5); +// +TGeoVolume *tpcmmh1v = new TGeoVolume("TPC_MMH1", tpcmmh1, m6); +TGeoVolume *tpcmmh2v = new TGeoVolume("TPC_MMH2", tpcmmh2, m6); +// + TGeoVolumeAssembly *tpcmmhs = new TGeoVolumeAssembly("TPC_MMHS"); + tpcmmhs->AddNode(tpcmmh1v,1,new TGeoTranslation(0.8, -1.4, 10.75)); + tpcmmhs->AddNode(tpcmmh1v,2,new TGeoTranslation(0.8, -1.4, -10.75)); + tpcmmhs->AddNode(tpcmmh2v,1); + // + // main membrahe holder clamp + // +shift1[0] = -0.75; +shift1[1] = -1.15; +shift1[2] = 0.0; +// +new TGeoBBox("tpcmmhc1", 1.65, 1.85, 8.9); +new TGeoBBox("tpcmmhc2", 0.9, 0.7, 8.9, shift1); +// +// half spaces - cuts +// +p[0] = -1.65; +p[1] = 0.0; +p[2] = -0.9; +// +n[0] = 8.0; +n[1] = 0.0; +n[2] = 8.0*TMath::Tan(13.*TMath::DegToRad()); +// +new TGeoHalfSpace("cutmmh1", p, n); +// +p[0] = -1.65; +p[1] = 0.0; +p[2] = 0.9; +// +n[0] = 8.0; +n[1] = 0.0; +n[2] = -8.0*TMath::Tan(13.*TMath::DegToRad()); +// +new TGeoHalfSpace("cutmmh2", p, n); +// +p[0] = 0.0; +p[1] = 1.85; +p[2] = -2.8; +// +n[0] = 0.0; +n[1] = -6.1; +n[2] = 6.1*TMath::Tan(20.*TMath::DegToRad()); +// +new TGeoHalfSpace("cutmmh3", p, n); +// +p[0] = 0.0; +p[1] = 1.85; +p[2] = 2.8; +// +n[0] = 0.0; +n[1] = -6.1; +n[2] = -6.1*TMath::Tan(20*TMath::DegToRad()); +// +new TGeoHalfSpace("cutmmh4", p, n); +// +p[0] = 0.75; +p[1] = 0.0; +p[2] = -8.9; +// +n[0] = 2.4*TMath::Tan(30*TMath::DegToRad()); +n[1] = 0.0; +n[2] = 2.4; +// + new TGeoHalfSpace("cutmmh5", p, n); +// +p[0] = 0.75; +p[1] = 0.0; +p[2] = 8.9; +// +n[0] = 2.4*TMath::Tan(30*TMath::DegToRad()); +n[1] = 0.0; +n[2] = -2.4; +// +new TGeoHalfSpace("cutmmh6", p, n); + +TGeoCompositeShape *tpcmmhc = new TGeoCompositeShape("TPC_MMHC", "tpcmmhc1-tpcmmhc2-cutmmh1-cutmmh2-cutmmh3-cutmmh4-cutmmh5-cutmmh6"); + + TGeoVolume *tpcmmhcv = new TGeoVolume("TPC_MMHC",tpcmmhc,m6); + // +TGeoVolume *tpcmmh = new TGeoVolumeAssembly("TPC_MMH"); +// + tpcmmh->AddNode(tpcmmhcv,1,new TGeoTranslation(0.65+1.5, 1.85, 0.0)); + tpcmmh->AddNode(tpcmmhcv,2,new TGeoCombiTrans(-0.65-1.5, 1.85, 0.0,rot111)); + tpcmmh->AddNode(tpcmmhs,1,new TGeoTranslation(1.5, 0.0, 0.0)); + tpcmmh->AddNode(tpcmmhs,2,new TGeoCombiTrans(-1.5, 0.0, 0.0,rot111)); + // + + // + +//-------------------------------------------- + // + // guard ring resistor chain + // + + TGeoTube *gres1 = new TGeoTube(0.,0.375,125.);// inside ifc + // + TGeoVolume *vgres1 = new TGeoVolume("TPC_GRES1",gres1,m10); + + // + Double_t xrc,yrc; + // + xrc=79.3*TMath::Cos(350.*TMath::DegToRad()); + yrc=79.3*TMath::Sin(350.*TMath::DegToRad()); + // + v9->AddNode(vgres1,1,new TGeoTranslation(xrc,yrc,126.9)); + v9->AddNode(vgres1,2,new TGeoTranslation(xrc,yrc,-126.9)); + // + xrc=79.3*TMath::Cos(190.*TMath::DegToRad()); + yrc=79.3*TMath::Sin(190.*TMath::DegToRad()); + // + v9->AddNode(vgres1,3,new TGeoTranslation(xrc,yrc,126.9)); + v9->AddNode(vgres1,4,new TGeoTranslation(xrc,yrc,-126.9)); + //------------------------------------------------------------------ + TGeoRotation refl("refl",90.,0.,90.,90.,180.,0.); + TGeoRotation rotrod("rotrod"); + // + TGeoRotation *rotpos[2]; + // + TGeoRotation *rotrod1[2]; - gMC->Gsposp("TLST", ils+1, "TLGA", 0, 0, zz, 0, "ONLY", dm, 4); - } - gMC->Gsord("TLGA", 3); - } - // ****************************************************** - // ------------------------------------------------ - // positioning of lower sectors (1-12)*2 - // rotation matrices 1-12 - // the isec_al flag allows to select all (<0) or - // only a few (up to 6) sectors - // ------------------------------------------------ - z = (250.+0.001)/2.; - z1 = -z_side + sec_thick * .5; - - for (il = 1; il <= 12; ++il) { - phi1 = (il - 1) * opl + 270.; - if (phi1 > 360.) { - phi1 += -360.; - } - theta1 = 90.; - phi2 = 90.; - theta2 = 180.; - phi3 = (il - 1) * opl; - theta3 = 90.; - - idr = il; - AliMatrix(idrotm[idr], theta1, phi1, theta2, phi2, theta3, phi3); - - alpha = (il - 1) * opl * kDegrad; - x = x0l * TMath::Cos(alpha); - y = x0l * TMath::Sin(alpha); - - if (fSecAL < 0) { - // ----------------------------------------------------------- - // position ALL lower sectors - // ----------------------------------------------------------- - gMC->Gspos("TSGA", il, "TGAS", x, y, z, idrotm[idr], "ONLY"); - gMC->Gspos("TSGA",il+12 , "TGAS", x, y, -z, idrotm[idr], "ONLY"); - } else { - // ----------------------------------------------------------- - // position selected lower sectors - // ----------------------------------------------------------- - for (isll = 1; isll <= 6; ++isll) { - if (fSecLows[isll - 1] == il) { - gMC->Gspos("TSGA", il, "TGAS", x, y, z, idrotm[idr], "ONLY"); - } else if (fSecLows[isll - 1] == il + 12) { - gMC->Gspos("TSGA",il+12 , "TGAS", x, y, -z, idrotm[idr],"ONLY"); - } - } - } - - gMC->Gspos("TRCS", il, "TPSG", x, y, z1, idrotm[idr], "ONLY"); - + //v9 - drift gas + + TGeoRotation rot102("rot102"); + rot102.RotateY(-90.); + + for(Int_t i=0;i<18;i++){ + Double_t angle,x,y; + Double_t z,r; + angle=TMath::DegToRad()*20.*(Double_t)i; + //inner rods + r=81.5; + x=r * TMath::Cos(angle); + y=r * TMath::Sin(angle); + z = 126.; + TGeoRotation *rot12 = new TGeoRotation(); + rot12->RotateZ(-90.0+i*20.); + v9->AddNode(tpcihpl,i+1,new TGeoCombiTrans(x, y, 0., rot12)); + // + if(i==11){//resistor rod inner + rotrod.RotateZ(-90.+angle); + rotrod1[0]= new TGeoRotation(); + rotpos[0]= new TGeoRotation(); + // + rotrod1[0]->RotateZ(-90.+angle); + *rotpos[0] = refl*rotrod; //rotation+reflection + v9->AddNode(tpcrrod,1,new TGeoCombiTrans(x,y, z, rotrod1[0])); //A + v9->AddNode(tpcrrod,2,new TGeoCombiTrans(x,y,-z, rotpos[0])); //C + } + else { + v9->AddNode(tpcmrod,i+1,new TGeoTranslation(x,y,z));//shaft + v9->AddNode(tpcmrod,i+19,new TGeoCombiTrans(x,y,-z,ref));//muon } - // ---------------------------------------------------- - // positioning of upper sectors (1-24)*2 - // rotation matrices 13-36 - // the isec_au flag allows to select all (<0) or - // only a few (up to 12) sectors - // ---------------------------------------------------- - for (iu = 1; iu <= 24; ++iu) { - phi1 = (iu - 1) * opu + 270.; - if (phi1 > 360.) { - phi1 += -360.; - } - theta1 = 90.; - phi2 = 90.; - theta2 = 180.; - phi3 = (iu - 1) * opu; - theta3 = 90.; - - idr = iu + 12; - AliMatrix(idrotm[idr], theta1, phi1, theta2, phi2, theta3, phi3); - - alpha = (iu - 1) * opu * kDegrad; - x = x0u * TMath::Cos(alpha); - y = x0u * TMath::Sin(alpha); - - if (fSecAU < 0) { - // ------------------------------------------------------------- - // position ALL upper sectors - // ------------------------------------------------------------- - gMC->Gspos("TLGA", iu, "TGAS", x, y, z, idrotm[idr], "ONLY"); - gMC->Gspos("TLGA",iu+24 , "TGAS", x, y, -z, idrotm[idr], "ONLY"); - } else { - // ------------------------------------------------------------- - // position selected upper sectors - // ------------------------------------------------------------- - for (isll = 1; isll <= 12; ++isll) { - if (fSecUps[isll - 1] == iu + 24) { - gMC->Gspos("TLGA", iu, "TGAS", x, y, z, idrotm[idr], "ONLY"); - } else if (fSecUps[isll - 1] == iu + 48) { - gMC->Gspos("TLGA",iu+24 , "TGAS", x, y, -z, idrotm[idr],"ONLY"); - } - } - } - - gMC->Gspos("TRCL", iu, "TPSG", x, y, z1, idrotm[idr], "ONLY"); + // outer rods + r=254.25; + x=r * TMath::Cos(angle); + y=r * TMath::Sin(angle); + z=126.; + // + // outer rod holder + outer left plug + // + TGeoRotation *rot33 = new TGeoRotation(); + rot33->RotateZ(-90+i*20.); + // + v9->AddNode(tpcohpl,i+1,new TGeoCombiTrans(x, y, 0., rot33)); + // + Double_t xxx = 256.297*TMath::Cos((i*20.+10.)*TMath::DegToRad()); + Double_t yyy = 256.297*TMath::Sin((i*20.+10.)*TMath::DegToRad()); + // + TGeoRotation rot101("rot101"); + rot101.RotateZ(90.+i*20.+10.); + TGeoRotation *rot103 = new TGeoRotation("rot103"); + *rot103 = rot101*rot102; + // + TGeoCombiTrans *trh100 = new TGeoCombiTrans(xxx,yyy,0.,rot103); + // + if(i==2) { + //main membrane holder + v9->AddNode(tpcmmh,1,trh100); } - // -------------------------------------------------------- - // Spoke wheel structures - // -------------------------------------------------------- - gMC->Gsvolu("TSWS", "TUBE", idtmed[399], dm, 0); - - z0 = -z_side + 2.; - - dm[0] = 82.; - dm[1] = 86.; - dm[2] = 1.; - - gMC->Gsposp("TSWS", 1, "TPSG", 0, 0, z0, 0, "ONLY", dm, 3); - - dm[0] = 253.; - dm[1] = 257.; - - gMC->Gsposp("TSWS", 2, "TPSG", 0, 0, z0, 0, "ONLY", dm, 3); - - dm[0] = 140.9; - dm[1] = 141.9; - - gMC->Gsposp("TSWS", 3, "TPSG", 0, 0, z0, 0, "ONLY", dm, 3); - - // ------------------------------------------------------- - // this volumes are to avoid overlaping - // ------------------------------------------------------- - z0 = 253.; - - dm[0] = 76.; - dm[1] = 76.+0.09776; - - gMC->Gsposp("TSWS", 4, "TPC ", 0, 0, z0, 0, "ONLY", dm, 3); - gMC->Gsposp("TSWS", 5, "TPC ", 0, 0, -z0, 0, "ONLY", dm, 3); - - z0 += 21.; - - gMC->Gsposp("TSWS", 6, "TPC ", 0, 0, z0, 0, "ONLY", dm, 3); - gMC->Gsposp("TSWS", 7, "TPC ", 0, 0, -z0, 0, "ONLY", dm, 3); - - dm[0] = 257.; - dm[1] = 257.+0.09776; - dm[2] = 11.5; - - z0 = 263.5; - - gMC->Gsposp("TSWS", 8, "TPC ", 0, 0, z0, 0, "ONLY", dm, 3); - gMC->Gsposp("TSWS", 9, "TPC ", 0, 0, -z0, 0, "ONLY", dm, 3); - // ========================================================== - // wheels - // ========================================================== - // ---------------------------------------------------------- - // Large wheel -> positioned in the TPC - // ---------------------------------------------------------- - dm[0] = 257.+0.09776; - dm[1] = 278.; - dm[2] = 11.5; - gMC->Gsvolu("TPW1", "TUBE", idtmed[399], dm, 3); - - dm[0] = 259.; - dm[1] = 278.; - dm[2] = 9.5; - - gMC->Gsvolu("TPW2", "TUBE", idtmed[498], dm, 3); - - gMC->Gspos("TPW2", 1, "TPW1", 0, 0, 0, 0, "ONLY"); - - gMC->Gspos("TPW1", 1, "TPC ", 0, 0, z0, 0, "ONLY"); - gMC->Gspos("TPW1", 2, "TPC ", 0, 0, -z0, 0, "ONLY"); - // ----------------------------------------------------------- - // Small wheel -> positioned in the TPSG - // ----------------------------------------------------------- - dm[0] = 76.+0.09776; - dm[1] = 82.; - dm[2] = 11.5; - - gMC->Gsvolu("TPW3", "TUBE", idtmed[399], dm, 3); - - dm[0] = 76.+0.09776; - dm[1] = 80.; - dm[2] = 9.5; - - gMC->Gsvolu("TPW4", "TUBE", idtmed[401], dm, 3); - - gMC->Gspos("TPW4", 1, "TPW3", 0, 0, 0, 0, "ONLY"); - - z0 = 1.; - - gMC->Gspos("TPW3", 1, "TPSG", 0, 0, z0, 0, "ONLY"); - // --------------------------------------------------------- - // spokes, inner and outer, also the inner ring - // --------------------------------------------------------- - dm[0] = 0.5*(135.9-82.1); - dm[1] = 3.; - dm[2] = 2.; - - x1 = dm[0] + 82.; - - gMC->Gsvolu("TSPI", "BOX ", idtmed[399], dm, 3); - - dm[1] = 2.; - dm[2] = 1.; - - gMC->Gsvolu("TSP1", "BOX ", idtmed[498], dm, 3); - - gMC->Gspos("TSP1", 1, "TSPI", 0, 0, 0, 0, "ONLY"); - - dm[0] = 0.5*(256.9-142.1); - dm[1] = 3.; - dm[2] = 2.; - - x2 = dm[0] + 142.; - - gMC->Gsvolu("TSPO", "BOX ", idtmed[399], dm, 3); - - dm[1] = 2.; - dm[2] = 1.; - - gMC->Gsvolu("TSP2", "BOX ", idtmed[498], dm, 3); - - gMC->Gspos("TSP2", 1, "TSPO", 0, 0, 0, 0, "ONLY"); - // -------------------------------------------------------- - dm[0] = 136.; - dm[1] = 142.; - dm[2] = 2.; - - gMC->Gsvolu("TSWH", "TUBE", idtmed[399], dm, 3); - - dm[0] = 137.; - dm[1] = 141.; - dm[2] = 1.; - - gMC->Gsvolu("TSW1", "TUBE", idtmed[498], dm, 3); - - gMC->Gspos("TSW1", 1, "TSWH", 0, 0, 0, 0, "ONLY"); - - z0 = z_side - .16168 - 2.; - // -------------------------------------------------------- - gMC->Gspos("TSWH", 1, "TPSG", 0, 0, z0, 0, "ONLY"); - // ------------------------------------------------------- - // posiioning of the inner spokes - // ------------------------------------------------------- - for (il = 1; il <= 6; ++il) { - phi1 = opl * .5 + (il - 1) * 2. * opl; - theta1 = 90.; - phi2 = opl * .5 + 90. + (il - 1) * 2. * opl; - if (phi2 > 360.) { - phi2 += -360.; - } - theta2 = 90.; - phi3 = 0.; - theta3 = 0.; - - alpha = phi1 * kDegrad; - x = x1 * TMath::Cos(alpha); - y = x1 * TMath::Sin(alpha); - - idr = il + 36; - - AliMatrix(idrotm[idr], theta1, phi1, theta2, phi2, theta3, phi3); - gMC->Gspos("TSPI", il, "TPSG", x, y, z0, idrotm[idr], "ONLY"); - + else{ + // "normal" membrane holder + v9->AddNode(tpcomh,i+1,trh100); } - - for (iu = 1; iu <= 12; ++iu) { - phi1 = opu * .5 + (iu - 1) * 2. * opu; - theta1 = 90.; - phi2 = opu * .5 + 90. + (iu - 1) * 2. * opu; - if (phi2 > 360.) { - phi2 += -360.; - } - theta2 = 90.; - phi3 = 0.; - theta3 = 0.; - - alpha = phi1 * kDegrad; - x = x2 * TMath::Cos(alpha); - y = x2 * TMath::Sin(alpha); - - idr = iu + 42; - - AliMatrix(idrotm[idr], theta1, phi1, theta2, phi2, theta3, phi3); - gMC->Gspos("TSPO", iu, "TPSG", x, y, z0, idrotm[idr], "ONLY"); + + // + if(i==3){//resistor rod outer + rotrod.RotateZ(90.+angle); + rotrod1[1]= new TGeoRotation(); + rotpos[1]= new TGeoRotation(); + rotrod1[1]->RotateZ(90.+angle); + *rotpos[1] = refl*rotrod;//rotation+reflection + v9->AddNode(tpcrrod,3,new TGeoCombiTrans(x,y, z, rotrod1[1])); //A + v9->AddNode(tpcrrod,4,new TGeoCombiTrans(x,y, -z, rotpos[1])); //C } - // -------------------------------------------------------- - // endcap cover (C, 0.86% X0) - // -------------------------------------------------------- - dm[0] = 76.+0.09776; - dm[1] = 257.; - dm[2] = 0.16168*0.5; - - gMC->Gsvolu("TCOV", "TUBE", idtmed[407], dm, 3); - - z0 = z_side - dm[2]; - - gMC->Gspos("TCOV", 1, "TPSG", 0, 0, z0, 0, "ONLY"); - // -------------------------------------------------------- - // put the readout chambers into the TPC - // -------------------------------------------------------- - theta1 = 90.; - phi1 = 0.; - theta2 = 90.; - phi2 = 270.; - theta3 = 180.; - phi3 = 0.; - - AliMatrix(idrotm[55], 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[55], "ONLY"); - // --------------------------------------------------------- - // outer gas insulation (CO2) - // --------------------------------------------------------- - dm[0] = 257.+0.09776; - dm[1] = 278.-0.25004; - dm[2] = 275.-23.; - - gMC->Gsvolu("TPOI", "TUBE", idtmed[406], dm, 3); - - gMC->Gspos("TPHV", 1, "TGAS", 0, 0, 0, 0, "ONLY"); - gMC->Gspos("TGAS", 1, "TPC ", 0, 0, 0, 0, "ONLY"); - gMC->Gspos("TPOI", 1, "TPC ", 0, 0, 0, 0, "ONLY"); - - gMC->Gspos("TPC ", 1, "ALIC", 0, 0, 0, 0, "ONLY"); - // ====================================================== - // all volumes below are positioned in ALIC - // ====================================================== - // ------------------------------------------------------ - // the last parts of the smaller wheel (TSWS) - // ------------------------------------------------------ - dm[0] = 74.; - dm[1] = 76.; - dm[2] = 1.; - - z0 = 253.; - - gMC->Gsposp("TSWS", 10, "TPC ", 0, 0, z0, 0, "ONLY", dm, 3); - gMC->Gsposp("TSWS", 11, "TPC ", 0, 0, -z0, 0, "ONLY", dm, 3); + else { + v9->AddNode(tpcmrod,i+37,new TGeoTranslation(x,y,z));//shaft + v9->AddNode(tpcmrod,i+55,new TGeoCombiTrans(x,y,-z,ref));//muon + } + if(i==15){ + v9->AddNode(hvrv,1,new TGeoTranslation(x,y,z+0.7)); //hv->A-side only - dm[0] = 70.; - - z0 += 21.; - - gMC->Gsposp("TSWS", 12, "TPC ", 0, 0, z0, 0, "ONLY", dm, 3); - gMC->Gsposp("TSWS", 13, "TPC ", 0, 0, -z0, 0, "ONLY", dm, 3); - // ---------------------------------------------------- - // Inner vessel (PCON) - // This volume is to be positioned directly in ALIC - // ---------------------------------------------------- - dm[0] = 0.; - dm[1] = 360.; - dm[2] = 4.; - - dm[3] = -250.; - dm[4] = 75.; - 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] = 75.; - dm[14] = 76.; - - gMC->Gsvolu("TPIV", "PCON", idtmed[407], dm, 15); - // -------------------------------------------------------- - // fill the inner vessel with CO2, (HV kDegrader) - // cone parts have different thickness - // than the central barrel, according to the TP - // -------------------------------------------------------- - tana = 75./185.5; - - dm[0] = 0.; - dm[1] = 360.; - dm[2] = 6.; - - dm[3] = -(250.-0.2162); - dm[4] = (185.5-0.2126)*tana+0.2126; - dm[5] = 76-0.001; - - dm[6] = -64.5; - dm[7] = 50.+0.2162; - dm[8] = 76-0.001; - - dm[9] = -64.5; - dm[10] = 50+0.05076; - dm[11] = 76-0.001; - - dm[12] = 64.5; - dm[13] = 50+0.05076; - dm[14] = 76-0.001; - - dm[15] = 64.5; - dm[16] = 50.+0.2162; - dm[17] = 76-0.001; - - dm[18] = (250.-0.2162); - dm[19] = (185.5-0.2126)*tana+0.2126; - dm[20] = 76-0.001; - - gMC->Gsvolu("TPVD", "PCON", idtmed[406], dm, 21); - - gMC->Gspos("TPVD", 1, "TPIV", 0, 0, 0, 0, "ONLY"); - - gMC->Gspos("TPIV", 1, "ALIC", 0, 0, 0, 0, "ONLY"); - // --------------------------------------------------- - // volumes ordering - // --------------------------------------------------- - gMC->Gsord("TGAS", 6); - gMC->Gsord("TPSG", 6); + + } + } //end of rods positioning + + TGeoVolume *alice = gGeoManager->GetVolume("ALIC"); + alice->AddNode(v1,1); + +} // end of function + +//_____________________________________________________________________________ +void AliTPCv2::AddAlignableVolumes() const +{ + // + // Create entries for alignable volumes associating the symbolic volume + // name with the corresponding volume path. Needs to be syncronized with + // eventual changes in the geometry. + // + SetInnerChambersAlignable(); + SetOuterChambersAlignable(); } //_____________________________________________________________________________ -void AliTPCv2::DrawDetector() +void AliTPCv2::SetInnerChambersAlignable() const { // - // Draw a shaded view of the Time Projection Chamber version 1 + AliGeomManager::ELayerID idTPC1 = AliGeomManager::kTPC1; + Int_t modUID, modnum = 0; + TString vpstr1 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_1/TPC_SECT_"; + TString vpstr2 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_2/TPC_SECT_"; + TString vpappend = "/TPC_IROC_1"; + TString snstr1="TPC/EndcapA/Sector"; + TString snstr2="TPC/EndcapC/Sector"; + TString snappend="/InnerChamber"; + TString volpath, symname; + + for(Int_t cnt=1; cnt<=18; cnt++){ + modUID = AliGeomManager::LayerToVolUID(idTPC1,modnum++); + volpath = vpstr1; + volpath += cnt; + volpath += vpappend; + symname = snstr1; + symname += cnt; + symname += snappend; + if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) + AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); + TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); + TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); + TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,cnt-1); + alignableEntry->SetMatrix(matTtoL); + } + + for(Int_t cnt=1; cnt<=18; cnt++){ + modUID = AliGeomManager::LayerToVolUID(idTPC1,modnum++); + volpath = vpstr2; + volpath += cnt; + volpath += vpappend; + symname = snstr2; + symname += cnt; + symname += snappend; + if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) + AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); + TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); + TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); + TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,18+cnt-1); + alignableEntry->SetMatrix(matTtoL); + } +} + +//_____________________________________________________________________________ +void AliTPCv2::SetOuterChambersAlignable() const +{ // + AliGeomManager::ELayerID idTPC2 = AliGeomManager::kTPC2; + Int_t modUID, modnum = 0; + TString vpstr1 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_1/TPC_SECT_"; + TString vpstr2 = "ALIC_1/TPC_M_1/TPC_Drift_1/TPC_ENDCAP_2/TPC_SECT_"; + TString vpappend = "/TPC_OROC_1"; + TString snstr1="TPC/EndcapA/Sector"; + TString snstr2="TPC/EndcapC/Sector"; + TString snappend="/OuterChamber"; + TString volpath, symname; + + for(Int_t cnt=1; cnt<=18; cnt++){ + modUID = AliGeomManager::LayerToVolUID(idTPC2,modnum++); + volpath = vpstr1; + volpath += cnt; + volpath += vpappend; + symname = snstr1; + symname += cnt; + symname += snappend; + if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) + AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); + TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); + TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); + TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,36+cnt-1); + alignableEntry->SetMatrix(matTtoL); + } - // Set everything unseen - gMC->Gsatt("*", "seen", -1); - // - // Set ALIC mother transparent - 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("TRCS","SEEN",1); - gMC->Gsatt("TRCL","SEEN",1); - gMC->Gsatt("TSWS","SEEN",1); - gMC->Gsatt("TPW1","SEEN",1); - gMC->Gsatt("TPW3","SEEN",1); - gMC->Gsatt("TSPI","SEEN",1); - gMC->Gsatt("TSPO","SEEN",1); - gMC->Gsatt("TSWH","SEEN",1); - gMC->Gsatt("TPOI","SEEN",1); - gMC->Gsatt("TPIV","SEEN",1); - gMC->Gsatt("TPVD","SEEN",1); - // - gMC->Gdopt("hide", "on"); - gMC->Gdopt("shad", "on"); - gMC->Gsatt("*", "fill", 7); - gMC->SetClipBox("."); - gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); - gMC->DefaultRange(); - gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .025, .025); - gMC->Gdhead(1111, "Time Projection Chamber"); - gMC->Gdman(18, 4, "MAN"); - gMC->Gdopt("hide","off"); + for(Int_t cnt=1; cnt<=18; cnt++){ + modUID = AliGeomManager::LayerToVolUID(idTPC2,modnum++); + volpath = vpstr2; + volpath += cnt; + volpath += vpappend; + symname = snstr2; + symname += cnt; + symname += snappend; + if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data(),modUID)) + AliFatal(Form("Alignable entry %s not created. Volume path %s not valid", symname.Data(),volpath.Data())); + TGeoPNEntry *alignableEntry = gGeoManager->GetAlignableEntryByUID(modUID); + TGeoHMatrix* globMatrix = alignableEntry->GetGlobalOrig(); + TGeoHMatrix* matTtoL = fTPCParam->Tracking2LocalMatrix(globMatrix,36+18+cnt-1); + alignableEntry->SetMatrix(matTtoL); + } } + //_____________________________________________________________________________ void AliTPCv2::CreateMaterials() { // // Define materials for version 2 of the Time Projection Chamber // - - // - // Increase maximum number of steps - gMC->SetMaxNStep(30000); - // + AliTPC::CreateMaterials(); } @@ -730,19 +2092,32 @@ void AliTPCv2::Init() // // Initialises version 2 of the TPC after that it has been built // - Int_t *idtmed = fIdtmed->GetArray()-399; + + Int_t *idtmed = fIdtmed->GetArray(); + AliTPC::Init(); - fIdSens1=gMC->VolId("TLGA"); // L-sector - fIdSens2=gMC->VolId("TSGA"); // S-sector - fIdSens3=gMC->VolId("TSST"); // strip - S-sector (not always used) - fIdSens4=gMC->VolId("TLST"); // strip - S-sector (not always used) - gMC->SetMaxNStep(30000); // max. number of steps increased + + fIdSens=gMC->VolId("TPC_Strip"); // one strip is always selected... + + fIDrift=gMC->VolId("TPC_Drift"); + fSecOld=-100; // fake number + + gMC->SetMaxNStep(-30000); // max. number of steps increased - gMC->Gstpar(idtmed[403],"LOSS",5); + if (fPrimaryIonisation) { + // for FLUKA + gMC->Gstpar(idtmed[2],"PRIMIO_E", 20.77); // 1st ionisation potential + + gMC->Gstpar(idtmed[2],"PRIMIO_N", 14.35); + gMC->Gstpar(idtmed[2],"LOSS", 14); // specific energy loss + gMC->Gstpar(idtmed[2],"STRA",4); + } + // specific energy loss for geant3 is now defined in galice.cuts - printf("*** TPC version 2 initialized ***\n"); - printf("Maximum number of steps = %d\n",gMC->GetMaxNStep()); + + AliDebug(1,"*** TPC version 2 initialized ***"); + AliDebug(1,Form("Maximum number of steps = %d",gMC->GetMaxNStep())); // @@ -758,24 +2133,21 @@ void AliTPCv2::StepManager() // // parameters used for the energy loss calculations // - const Float_t prim = 14.35; // number of primary collisions per 1 cm - const Float_t poti = 20.77e-9; // first ionization potential for Ne/CO2 - const Float_t w_ion = 35.97e-9; // energy for the ion-electron pair creation - + const Float_t kprim = 14.35; // number of primary collisions per 1 cm + const Float_t kpoti = 20.77e-9; // first ionization potential for Ne/CO2 + const Float_t kwIon = 35.97e-9; // energy for the ion-electron pair creation + const Int_t kMaxDistRef =15; // maximal difference between 2 stored references - const Float_t big = 1.e10; + const Float_t kbig = 1.e10; Int_t id,copy; - Float_t hits[4]; + Float_t hits[5]; Int_t vol[2]; - TClonesArray &lhits = *fHits; - TLorentzVector pos; + TLorentzVector p; - vol[1]=0; - + vol[1]=0; // preset row number to 0 // - - gMC->SetMaxStep(big); + if (!fPrimaryIonisation) gMC->SetMaxStep(kbig); if(!gMC->IsTrackAlive()) return; // particle has disappeared @@ -783,115 +2155,196 @@ void AliTPCv2::StepManager() if(TMath::Abs(charge)<=0.) return; // take only charged particles + // check the sensitive volume + + id = gMC->CurrentVolID(copy); // vol ID and copy number (starts from 1!) + if(id != fIDrift && id != fIdSens) return; // not in the sensitive folume + + if ( fPrimaryIonisation && id == fIDrift ) { + Double_t rnd = gMC->GetRandom()->Rndm(); + gMC->SetMaxStep(0.2+(2.*rnd-1.)*0.05); // 2 mm +- rndm*0.5mm step + } + + //if ( fPrimaryIonisation && id == fIDrift && gMC->IsTrackEntering()) { + // gMC->SetMaxStep(0.2); // 2 mm + //} - id=gMC->CurrentVolID(copy); - - // Check the sensitive volume - - if(id == fIdSens1) - { - vol[0] = copy + 24; // L-sector number - } - else if(id == fIdSens2) - { - vol[0] = copy; // S-sector number - } - else if(id == fIdSens3 && gMC->IsTrackEntering()) - { - vol[1] = copy; // row number - id = gMC->CurrentVolOffID(1,copy); - vol[0] = copy; // sector number (S-sector) - - gMC->TrackPosition(pos); - hits[0]=pos[0]; - hits[1]=pos[1]; - hits[2]=pos[2]; - hits[3]=0.; // this hit has no energy loss - new(lhits[fNhits++]) AliTPChit(fIshunt,gAlice->CurrentTrack(),vol,hits); - } - else if(id == fIdSens4 && gMC->IsTrackEntering()) - { - vol[1] = copy; // row number - id = gMC->CurrentVolOffID(1,copy); - vol[0] = copy+24; // sector number (L-sector) - - gMC->TrackPosition(pos); - hits[0]=pos[0]; - hits[1]=pos[1]; - hits[2]=pos[2]; - hits[3]=0.; // this hit has no energy loss - new(lhits[fNhits++]) AliTPChit(fIshunt,gAlice->CurrentTrack(),vol,hits); - } - else return; + gMC->TrackPosition(p); + Double_t r = TMath::Sqrt(p[0]*p[0]+p[1]*p[1]); + // // - // charged particle is in the sensitive volume + Double_t angle = TMath::ACos(p[0]/r); + angle = (p[1]<0.) ? TMath::TwoPi()-angle : angle; + // + // angular segment, it is not a real sector number... // + Int_t sector=TMath::Nint((angle-fTPCParam->GetInnerAngleShift())/ + fTPCParam->GetInnerAngle()); + // rotate to segment "0" + Float_t cos,sin; + fTPCParam->AdjustCosSin(sector,cos,sin); + Float_t x1=p[0]*cos + p[1]*sin; + // check if within sector's limits + if((x1>=fTPCParam->GetInnerRadiusLow()&&x1<=fTPCParam->GetInnerRadiusUp()) + ||(x1>=fTPCParam->GetOuterRadiusLow()&&x1<=fTPCParam->GetOuterRadiusUp())){ + // calculate real sector number... + if (x1>fTPCParam->GetOuterRadiusLow()){ + sector = TMath::Nint((angle-fTPCParam->GetOuterAngleShift())/ + fTPCParam->GetOuterAngle())+fTPCParam->GetNInnerSector(); + if (p[2]<0) sector+=(fTPCParam->GetNOuterSector()>>1); + } + else + if (p[2]<0) sector+=(fTPCParam->GetNInnerSector()>>1); + // + // here I have a sector number + // + + vol[0]=sector; + + static Double_t lastReferenceR=0; + if (TMath::Abs(lastReferenceR-r)>kMaxDistRef){ + AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kTPC); + lastReferenceR = r; + } + + // check if change of sector + if(sector != fSecOld){ + fSecOld=sector; + // add track reference + AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kTPC); + } + // track is in the sensitive strip + if(id == fIdSens){ + // track is entering the strip + if (gMC->IsTrackEntering()){ + Int_t totrows = fTPCParam->GetNRowLow()+fTPCParam->GetNRowUp(); + vol[1] = (copy<=totrows) ? copy-1 : copy-1-totrows; + // row numbers are autonomous for lower and upper sectors + if(vol[0] > fTPCParam->GetNInnerSector()) { + vol[1] -= fTPCParam->GetNRowLow(); + } + // + if(vol[0]GetNInnerSector()&&vol[1] == 0){ - if(gMC->TrackStep() > 0) { + // lower sector, row 0, because Jouri wants to have this + + gMC->TrackMomentum(p); + hits[0]=p[0]; + hits[1]=p[1]; + hits[2]=p[2]; + hits[3]=0.; // this hit has no energy loss + // Get also the track time for pileup simulation + hits[4]=gMC->TrackTime(); + + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); + } + // + + gMC->TrackPosition(p); + hits[0]=p[0]; + hits[1]=p[1]; + hits[2]=p[2]; + hits[3]=0.; // this hit has no energy loss + // Get also the track time for pileup simulation + hits[4]=gMC->TrackTime(); + + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); - Int_t nel = (Int_t)(((gMC->Edep())-poti)/w_ion) + 1; + } + else return; + } + //----------------------------------------------------------------- + // charged particle is in the sensitive drift volume + //----------------------------------------------------------------- + if(gMC->TrackStep() > 0) { + Int_t nel=0; + if (!fPrimaryIonisation) { + nel = (Int_t)(((gMC->Edep())-kpoti)/kwIon) + 1; + } + else { + static Double_t deForNextStep = 0.; + // Geant4 (the meaning of Edep as in Geant3) - wrong + //nel = (Int_t)(((gMC->Edep())-kpoti)/kwIon) + 1; + + // Geant4 (the meaning of Edep as in Geant3) - NEW + Double_t eAvailable = gMC->Edep() + deForNextStep; + nel = (Int_t)(eAvailable/kwIon); + deForNextStep = eAvailable - nel*kwIon; + } nel=TMath::Min(nel,300); // 300 electrons corresponds to 10 keV - - gMC->TrackPosition(pos); - hits[0]=pos[0]; - hits[1]=pos[1]; - hits[2]=pos[2]; + // + gMC->TrackPosition(p); + hits[0]=p[0]; + hits[1]=p[1]; + hits[2]=p[2]; hits[3]=(Float_t)nel; - + // Add this hit + + // if (fHitType&&2){ + if(fHitType){ + gMC->TrackMomentum(p); + Float_t momentum = TMath::Sqrt(p[0]*p[0]+p[1]*p[1]); + Float_t precision = (momentum>0.1) ? 0.002 :0.01; + fTrackHits->SetHitPrecision(precision); + } + + // Get also the track time for pileup simulation + hits[4]=gMC->TrackTime(); + + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol,hits); + if (fDebugStreamer){ + // You can dump here what you need + // function CreateDebugStremer() to be called in the Config.C macro + // if you want to enable it + // By default debug streaemer is OFF + Float_t edep = gMC->Edep(); + Float_t tstep = gMC->TrackStep(); + Int_t pid=gMC->TrackPid(); + (*fDebugStreamer)<<"hit"<< + "x="<CurrentTrack(),vol,hits); - - } - + } // step>0 + } //within sector's limits // Stemax calculation for the next step Float_t pp; TLorentzVector mom; - gMC->TrackMomentum(mom); - Float_t ptot=mom.Rho(); - Float_t beta_gamma = ptot/gMC->TrackMass(); - - if(gMC->TrackPid() <= 3 && ptot > 0.002) - { - pp = prim*1.58; // electrons above 20 MeV/c are on the plateau! - } - else - { - pp=prim*BetheBloch(beta_gamma); - if(TMath::Abs(charge) > 1.) pp *= (charge*charge); + // below is valid only for Geant3 (fPromaryIonisation not set) + if(!fPrimaryIonisation){ + gMC->TrackMomentum(mom); + Float_t ptot=mom.Rho(); + Float_t betaGamma = ptot/gMC->TrackMass(); + + Int_t pid=gMC->TrackPid(); + if((pid==kElectron || pid==kPositron) && ptot > 0.002) + { + pp = kprim*1.58; // electrons above 20 MeV/c are on the plateau! + } + else + { + + betaGamma = TMath::Max(betaGamma,(Float_t)7.e-3); // protection against too small bg + pp=kprim*AliMathBase::BetheBlochAleph(betaGamma); + } - Float_t random[1]; - gMC->Rndm(random,1); // good, old GRNDM from Geant3 + Double_t rnd = gMC->GetRandom()->Rndm(); - Double_t rnd = (Double_t)random[0]; - - gMC->SetMaxStep(-TMath::Log(rnd)/pp); + gMC->SetMaxStep(-TMath::Log(rnd)/pp); + } } -//_____________________________________________________________________________ -Float_t AliTPCv2::BetheBloch(Float_t bg) -{ - // - // Bethe-Bloch energy loss formula - // - const Double_t p1=0.76176e-1; - const Double_t p2=10.632; - const Double_t p3=0.13279e-4; - const Double_t p4=1.8631; - const Double_t p5=1.9479; - - Double_t dbg = (Double_t) bg; - - Double_t beta = dbg/TMath::Sqrt(1.+dbg*dbg); - Double_t aa = TMath::Power(beta,p4); - Double_t bb = TMath::Power(1./dbg,p5); - - bb=TMath::Log(p3+bb); - - return ((Float_t)((p2-aa-bb)*p1/aa)); -}