+/***************************************************************************
+ * 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. *
+ **************************************************************************/
+
+/* $Id$ */
+
+//
///////////////////////////////////////////////////////////////////////////////
// //
// Photon Multiplicity Detector Version 1 //
//End_Html
// //
///////////////////////////////////////////////////////////////////////////////
+////
+
+#include "Riostream.h"
+
+#include <TVirtualMC.h>
+#include "AliConst.h"
+#include "AliMagF.h"
#include "AliPMDv1.h"
#include "AliRun.h"
-#include "AliMC.h"
-#include "AliConst.h"
-static Int_t maxbox, kdet;
-static Float_t thmin,thmax,zdist,zdist1,thlow,thhigh;
+static Int_t kdet, ncell_sm, ncell_hole;
+static Float_t zdist, zdist1;
+static Float_t sm_length, sm_thick, cell_radius, cell_wall, cell_depth;
+static Float_t boundary, th_base, th_air, th_pcb;
+static Float_t th_lead, th_steel;
ClassImp(AliPMDv1)
-//_____________________________________________________________________________
-AliPMDv1::AliPMDv1()
+ //_____________________________________________________________________________
+ AliPMDv1::AliPMDv1()
{
//
// Default constructor
//
fMedSens=0;
}
+
//_____________________________________________________________________________
void AliPMDv1::CreateGeometry()
{
//
- // Create geometry for Photon Multiplicity Detector Version 1
+ // Create geometry for Photon Multiplicity Detector Version 3 :
+ // April 2, 2001
//
//Begin_Html
/*
<img src="picts/AliPMDv1Tree.gif">
*/
//End_Html
- CreatePads();
- CreateInside();
+ GetParameters();
+ CreateSupermodule();
+ CreatePMD();
}
-
+
//_____________________________________________________________________________
-void AliPMDv1::CreateInside()
+void AliPMDv1::CreateSupermodule()
{
//
- // Create inside of Pads
+ // Creates the geometry of the cells, places them in supermodule which
+ // is a rhombus object.
+
+ // *** DEFINITION OF THE GEOMETRY OF THE PMD ***
+ // *** HEXAGONAL CELLS WITH CELL RADIUS 0.25 cm (see "GetParameters")
+ // -- Author : S. Chattopadhyay, 02/04/1999.
+
+ // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is placed inside another
+ // hexagonal cell made of Cu (ECCU) with larger radius, compared to ECAR. The difference
+ // in radius gives the dimension of half width of each cell wall.
+ // These cells are placed as 72 x 72 array in a
+ // rhombus shaped supermodule (EHC1). The rhombus shaped modules are designed
+ // to have closed packed structure.
//
- // -- Author : Y.P. VIYOGI, 07/05/1996.
- // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
-// Sipmd, the dimension of TUBE mother volume of PMD, other dimensions
-// like sip01.. are to place more tubes in the volume at different eta bins.
- Float_t sipmd[3] = { 40.,270.,15.};
- Float_t sip01[3] = { 10.,57.89,25.};
- Float_t sip02[3] = { 10.,64.03,25.};
- Float_t sip03[3] = { 10.,70.80,25.};
- Float_t sip04[3] = { 10.,78.32,25.};
- Float_t sip05[3] = { 10.,86.68,25.};
- Float_t sip06[3] = { 10.,95.91,25.};
- Float_t sip07[3] = { 10.,106.14,25.};
- Float_t sip08[3] = { 10.,117.48,25.};
- Float_t sip09[3] = { 10.,130.18,25.};
- Float_t sip10[3] = { 10.,144.18,25.};
- Float_t sip11[3] = { 10.,159.87,25.};
- Float_t sip12[3] = { 10.,177.43,25.};
- Float_t sip13[3] = { 10.,197.11,25.};
- Float_t sip14[3] = { 10.,219.28,25.};
- Float_t sipmdl[5] = { 10.,310.,25.,90.,270. };
- Float_t sipmdr[5] = { 10.,310.,25.,270.,90. };
-
- const Float_t root3_4 = sqrt(3)/4.;
- const Float_t root3_2 = sqrt(3)/2.;
- // Float_t xiqa[4], yiqa[4];
- Int_t i;
- // Float_t siqad[4];
- Float_t xp, yp, zp;
- // Int_t idrotm[100];
- Int_t num_mod;
- Int_t jhrotc,jhrotac;
- Int_t jhrotd;
-// const Float_t delx=78.8;
- const Float_t delx=76.75;
- // const Float_t dely=delx*root3_2;
-// const Float_t delz=1.6/2.;
- AliMatrix(jhrotc, 90., 30., 90., 120., 0., 0.);
- AliMatrix(jhrotac, 90., 330., 90., 240., 0., 0.);
- AliMatrix(jhrotd, 90., 90., 90., 180., 90., 0.);
- Float_t x1= delx*root3_4;
- Float_t x2= delx*root3_4 + delx*root3_2;
- Float_t x3= delx*root3_4 + 2*delx*root3_2;
- Float_t xpos[13]={-x1,-x1,-x1,-x1,-x2,-x2,-x2,-x2,-x2,-x3,-x3,-x3,-x3};
- Float_t x4=delx/4.;
- Float_t ypos[13]={(-70.-x4-delx),-(70.+x4),(70.+x4),(70.+x4+delx),-x4+2*delx,-x4+delx,-x4,-x4-delx,-x4-2*delx,-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2*delx};
-// Float_t ypos[13]={(-70.-x4-delx),-(70.+x4),(70.+x4),(70.+x4+delx),(4*dely),(2*dely),0.,-(2*dely),-(4*dely),-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2*delx};
- Int_t *idtmed = fIdtmed->GetArray()-599;
-
- // VOLUMES Names : begining with D for all PMD volumes,
- // The names of SIZE variables begin with S and have more meaningful
- // characters as shown below.
-
- // VOLUME SIZE MEDIUM : REMARKS
- // ------ ----- ------ : ---------------------------
+ // Each supermodule (ESMA, ESMB), made of G10 is filled with following components
+ // EAIR --> Air gap between gas hexagonal cells and G10 backing.
+ // EHC1 --> Rhombus shaped parallelopiped containing the hexagonal cells
+ // EAIR --> Air gap between gas hexagonal cells and G10 backing.
+ //
+ // ESMA, ESMB are placed in EMM1 along with EMPB (Pb converter)
+ // and EMFE (iron support)
+
+ // EMM1 made of
+ // ESMB --> Normal supermodule, mirror image of ESMA
+ // EMPB --> Pb converter
+ // EMFE --> Fe backing
+ // ESMA --> Normal supermodule
+ //
+ // ESMX, ESMY are placed in EMM2 along with EMPB (Pb converter)
+ // and EMFE (iron support)
+
+ // EMM2 made of
+ // ESMY --> Special supermodule, mirror image of ESMX,
+ // EMPB --> Pb converter
+ // EMFE --> Fe backing
+ // ESMX --> First of the two Special supermodules near the hole
+
+ // EMM3 made of
+ // ESMQ --> Special supermodule, mirror image of ESMX,
+ // EMPB --> Pb converter
+ // EMFE --> Fe backing
+ // ESMP --> Second of the two Special supermodules near the hole
- // DPMD SIPMD AIR : INSIDE PMD and its SIZE
-
-
-
- // *** Define the DPMD Volume and fill with air ***
-
- AliMC* pMC = AliMC::GetMC();
-
- pMC->Gsvolu("DPMD", "TUBE", idtmed[698], sipmd, 3);
- pMC->Gsvolu("PM01", "TUBE", idtmed[698], sip01, 3);
- pMC->Gsvolu("PM02", "TUBE", idtmed[698], sip02, 3);
- pMC->Gsvolu("PM03", "TUBE", idtmed[698], sip03, 3);
- pMC->Gsvolu("PM04", "TUBE", idtmed[698], sip04, 3);
- pMC->Gsvolu("PM05", "TUBE", idtmed[698], sip05, 3);
- pMC->Gsvolu("PM06", "TUBE", idtmed[698], sip06, 3);
- pMC->Gsvolu("PM07", "TUBE", idtmed[698], sip07, 3);
- pMC->Gsvolu("PM08", "TUBE", idtmed[698], sip08, 3);
- pMC->Gsvolu("PM09", "TUBE", idtmed[698], sip09, 3);
- pMC->Gsvolu("PM10", "TUBE", idtmed[698], sip10, 3);
- pMC->Gsvolu("PM11", "TUBE", idtmed[698], sip11, 3);
- pMC->Gsvolu("PM12", "TUBE", idtmed[698], sip12, 3);
- pMC->Gsvolu("PM13", "TUBE", idtmed[698], sip13, 3);
- pMC->Gsvolu("PM14", "TUBE", idtmed[698], sip14, 3);
- pMC->Gsvolu("PMDL", "TUBS", idtmed[698], sipmdl, 5);
- pMC->Gsvolu("PMDR", "TUBS", idtmed[698], sipmdr, 5);
-//
- const Int_t npad2=72;
- Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.53,0.4,0.,0.53};
- Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.};
- dpara_sm[0]=(npad2+0.25)*hexd1[6] + 1.2;
- dpara_sm[1] = dpara_sm[0] *root3_2;
- Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.};
- dpara_dm11[0]=dpara_sm[0]+.01;
- dpara_dm11[1] = dpara_dm11[0] *root3_2;
- dpara_dm11[2]= 6.2/2.;
-//
- for (i = 0; i < 2; ++i) {
- num_mod=i+1;
- pMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
- pMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
- printf("Num_mod %d\n",num_mod);
- }
- maxbox=13;
- for (i = 2; i < maxbox; ++i) {
- num_mod=i+1;
- pMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
- pMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
- printf("Num_mod %d\n",num_mod);
- }
-// pMC->Gspos("PM01", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM02", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM03", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM04", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM05", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM06", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM07", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM08", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM09", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM10", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM11", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM12", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM13", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// pMC->Gspos("PM14", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// --- Place the DPMD in ALICE with front edge 5.8m from vertex ---
- xp = 0.;
- yp = 0.;
- zp = zdist1;
-// pMC->Gspos("PMDL", 1, "DPMD", xp,yp,0., 0, "ONLY");
-// pMC->Gspos("PMDR", 1, "DPMD", xp,yp,0., 0, "ONLY");
- pMC->Gspos("DPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY");
-
-}
+ // EMM2 and EMM3 are used to create the hexagonal HOLE
-//_____________________________________________________________________________
-void AliPMDv1::CreatePads()
-{
//
- // Create the geometry of the pads
- // *** DEFINITION OF THE GEOMETRY OF THE PMD ***
- // *** HEXAGONAL PADS WITH 10 MM SQUARE EQUIVALENT
- // -- Author : S. Chattopadhyay, 02/04/1999.
+ // EPMD
+ // |
+ // |
+ // ---------------------------------------------------------------------------
+ // | | | | |
+ // EHOL EMM1 EMM2 EMM3 EALM
+ // | | |
+ // -------------------- -------------------- --------------------
+ // | | | | | | | | | | | |
+ // ESMB EMPB EMFE ESMA ESMY EMPB EMFE ESMX ESMQ EMPB EMFE ESMP
+ // | | |
+ // ------------ ------------ -------------
+ // | | | | | | | | |
+ // EAIR EHC1 EAIR EAIR EHC2 EAIR EAIR EHC3 EAIR
+ // | | |
+ // ECCU ECCU ECCU
+ // | | |
+ // ECAR ECAR ECAR
+
-// Basic unit is DP11, a hexagonal cell, which is placed inside another
-// hexagonal cell (DS11) of larger radius, compared to DP11. The difference in r// adius gives the dimension of half width of each cell wall.
-// These cells are placed as 72 x 72 array in a
-// rhombus shaped supermodule (DW11). The rhombus shaped modules are designed
-// to have closed packed structure.
-// Each supermodule (SUPR), made of G10 is filled with following components
-// SMSS --> SS backing,
-// SMAR --> Gap between gas hexagonal cells and G10 backing.
-// DW11 --> Ar-Co2 filled gas hexagonal cells.
-// SMAR
-// These supermodules are placed inside the main module (DM11), with Fe and
-// Pb converter positioned between CPV and PMD.
-// DM11 made of
-// SUPR (rotated to place steel on the other side), this works as preshower
-// when PMD is placed in -ve z.
-// SUPB --> Pb converter
-// SUFE --> Fe backing
-// SUPR --> supermodule without rotation (this acts as CPV).
-//
-
- AliMC* pMC = AliMC::GetMC();
-
- const Int_t npad2 = 72;
- Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.53,0.4,0.,0.53};
-//total wall thickness=0.2*2
- Float_t hexd2[10] = {0.,360.,6,2,-0.4,0.,0.51,0.4,0.,0.51};
Int_t i, j;
- Float_t xb, yb, zb;//, sw[3];
+ Float_t xb, yb, zb;
Int_t number;
Int_t ihrotm,irotdm;
- const Float_t root3_cons = sqrt(3) /2.;
+ const Float_t root3_2 = TMath::Sqrt(3.) /2.;
Int_t *idtmed = fIdtmed->GetArray()-599;
AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.);
AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.);
- zdist1 = fIn[2];
+
zdist = TMath::Abs(zdist1);
-//
- Int_t xrow=1;
- Float_t dpara[6] = {12.5,12.5,0.4,30.,0.,0.};
- dpara[0]=(npad2+0.25)*hexd1[6];
- dpara[1] = dpara[0] *root3_cons;
-//
-//Subhasis, dimensional parameters of rhombus (dpara) as given to gsvolu
-// rhombus to accomodate 72 x 72 hexagons, and with total 1.2cm extension
-//(1mm tolerance on both side and 5mm thick G10 wall)
-//
+
+
+ //Subhasis, dimensional parameters of rhombus (dpara) as given to gsvolu
+ // rhombus to accomodate 72 x 72 hexagons, and with total 1.2cm extension
+ //(1mm tolerance on both side and 5mm thick G10 wall)
+ //
-// **** PAD SIZE 10 MM SQUARE EQUIVALENT
-//
-// Inner hex filled with gas
- pMC->Gsvolu("DP11", "PGON", idtmed[604], hexd2,10);
- pMC->Gsatt("DP11", "SEEN", 1);
-
-// Outer hex filled with Plastic
-//plastic pMC->Gsvolu("DS11", "PGON", idtmed[616], hexd1,10);
-// Iron
- pMC->Gsvolu("DS11", "PGON", idtmed[601], hexd1,10);
- pMC->Gsatt("DS11", "SEEN", 1);
-// --- place inner hex inside outer hex
- pMC->Gsposp("DP11", 1, "DS11", 0., 0., 0., 0, "ONLY", hexd2, 10);
-// Rhombus shaped supermodules (defined by PARA)
+ // **** CELL SIZE 20 mm^2 EQUIVALENT
+
+ // Inner hexagon filled with gas (Ar+CO2)
+
+ Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23};
+
+ hexd2[4]= - cell_depth/2.;
+ hexd2[7]= cell_depth/2.;
+ hexd2[6]= cell_radius - cell_wall;
+ hexd2[9]= cell_radius - cell_wall;
+
+ gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10);
+ gMC->Gsatt("ECAR", "SEEN", 0);
+
+ // Outer hexagon made of Copper
+
+ Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25};
+ //total wall thickness=0.2*2
+
+ hexd1[4]= - cell_depth/2.;
+ hexd1[7]= cell_depth/2.;
+ hexd1[6]= cell_radius;
+ hexd1[9]= cell_radius;
+
+ gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10);
+ gMC->Gsatt("ECCU", "SEEN", 1);
+
+ // --- place inner hex inside outer hex
+
+ gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY");
+
+// Rhombus shaped supermodules (defined by PARA)
+
// volume for SUPERMODULE
- Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.};
- dpara_sm[0]=(npad2+0.25)*hexd1[6] + 1.2;
- dpara_sm[1] = dpara_sm[0] *root3_cons;
-//
- pMC->Gsvolu("SUPR","PARA", idtmed[607], dpara_sm, 6);
- pMC->Gsatt("SUPR", "SEEN", 1);
-// SS
- Float_t dpara_ss[6] = {12.5,12.5,8.,30.,0.,0.};
- dpara_ss[0]= dpara[0];
- dpara_ss[1]= dpara[1];
- dpara_ss[2]= 0.3/2.;
+
+ Float_t dpara_sm1[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm1[0]=(ncell_sm+0.25)*hexd1[6] ;
+ dpara_sm1[1] = dpara_sm1[0] *root3_2;
+ dpara_sm1[2] = sm_thick/2.;
+
//
- pMC->Gsvolu("SMSS","PARA", idtmed[601], dpara_ss, 6);
- pMC->Gsatt("SMSS", "SEEN", 1);
-// Air
+ gMC->Gsvolu("ESMA","PARA", idtmed[607], dpara_sm1, 6);
+ gMC->Gsatt("ESMA", "SEEN", 0);
+ //
+ gMC->Gsvolu("ESMB","PARA", idtmed[607], dpara_sm1, 6);
+ gMC->Gsatt("ESMB", "SEEN", 0);
+
+ // Air residing between the PCB and the base
+
Float_t dpara_air[6] = {12.5,12.5,8.,30.,0.,0.};
- dpara_air[0]= dpara[0] - 0.5;
- dpara_air[1]= dpara_air[0] * root3_cons;
- dpara_air[2]= 0.1/2.;
-// pMC->Gsvolu("SMAR","PARA", idtmed[604], dpara_air, 6);
- pMC->Gsvolu("SMAR","PARA", idtmed[698], dpara_air, 6);
- pMC->Gsatt("SMAR", "SEEN", 1);
-//
-// volume for gas chamber (DW11)
-//
-// pMC->Gsvolu("DW11","PARA", idtmed[604], dpara, 6);
- pMC->Gsvolu("DW11","PARA", idtmed[698], dpara, 6);
- pMC->Gsatt("DW11", "SEEN", 1);
-// Place outer hex inside DW11
- yb = -dpara[1] + (1./root3_cons)*hexd1[6];
+ dpara_air[0]= dpara_sm1[0];
+ dpara_air[1]= dpara_sm1[1];
+ dpara_air[2]= th_air/2.;
+
+ gMC->Gsvolu("EAIR","PARA", idtmed[698], dpara_air, 6);
+ gMC->Gsatt("EAIR", "SEEN", 0);
+
+ // volume for honeycomb chamber EHC1
+
+ Float_t dpara1[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara1[0] = dpara_sm1[0];
+ dpara1[1] = dpara_sm1[1];
+ dpara1[2] = cell_depth/2.;
+
+ gMC->Gsvolu("EHC1","PARA", idtmed[698], dpara1, 6);
+ gMC->Gsatt("EHC1", "SEEN", 1);
+
+
+
+ // Place hexagonal cells ECCU cells inside EHC1 (72 X 72)
+
+ Int_t xrow=1;
+
+ yb = -dpara1[1] + (1./root3_2)*hexd1[6];
zb = 0.;
- for (j = 1; j <= npad2; ++j) {
- xb =-(dpara[0] + dpara[1]*0.577) + 2*hexd1[6];
- if(xrow >= 2){
- xb = xb+(xrow-1)*hexd1[6];
+
+ for (j = 1; j <= ncell_sm; ++j) {
+ xb =-(dpara1[0] + dpara1[1]*0.577) + 2*hexd1[6]; //0.577=tan(30deg)
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
+ }
+ for (i = 1; i <= ncell_sm; ++i) {
+ number = i+(j-1)*ncell_sm;
+ gMC->Gspos("ECCU", number, "EHC1", xb,yb,zb, ihrotm, "ONLY");
+ xb += (hexd1[6]*2.);
}
- for (i = 1; i <= npad2; ++i) {
- number = i+(j-1)*npad2;
- pMC->Gsposp("DS11", number, "DW11", xb, yb, zb, ihrotm, "ONLY", hexd1, 10);
- xb += (hexd1[6]*2.);
+ xrow = xrow+1;
+ yb += (hexd1[6]*TMath::Sqrt(3.));
}
- xrow = xrow+1;
- yb += (hexd1[6]*sqrt(3.));
+
+
+ // Place EHC1 and EAIR into ESMA and ESMB
+
+ Float_t z_air1,z_air2,z_gas;
+
+ //ESMA is normal supermodule with base at bottom, with EHC1
+ z_air1= -dpara_sm1[2] + th_base + dpara_air[2];
+ gMC->Gspos("EAIR", 1, "ESMA", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara_air[2]+ th_pcb + dpara1[2];
+ gMC->Gspos("EHC1", 1, "ESMA", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara1[2]+ th_pcb + dpara_air[2];
+ gMC->Gspos("EAIR", 2, "ESMA", 0., 0., z_air2, 0, "ONLY");
+
+ // ESMB is mirror image of ESMA, with base at top, with EHC1
+
+ z_air1= -dpara_sm1[2] + th_pcb + dpara_air[2];
+ gMC->Gspos("EAIR", 3, "ESMB", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara_air[2]+ th_pcb + dpara1[2];
+ gMC->Gspos("EHC1", 2, "ESMB", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara1[2]+ th_pcb + dpara_air[2];
+ gMC->Gspos("EAIR", 4, "ESMB", 0., 0., z_air2, 0, "ONLY");
+
+
+// special supermodule EMM2(GEANT only) containing 6 unit modules
+
+// volume for SUPERMODULE
+
+ Float_t dpara_sm2[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm2[0]=(ncell_sm+0.25)*hexd1[6] ;
+ dpara_sm2[1] = (ncell_sm - ncell_hole + 0.25) * root3_2 * hexd1[6];
+ dpara_sm2[2] = sm_thick/2.;
+
+ gMC->Gsvolu("ESMX","PARA", idtmed[607], dpara_sm2, 6);
+ gMC->Gsatt("ESMX", "SEEN", 0);
+ //
+ gMC->Gsvolu("ESMY","PARA", idtmed[607], dpara_sm2, 6);
+ gMC->Gsatt("ESMY", "SEEN", 0);
+
+ Float_t dpara2[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara2[0] = dpara_sm2[0];
+ dpara2[1] = dpara_sm2[1];
+ dpara2[2] = cell_depth/2.;
+
+ gMC->Gsvolu("EHC2","PARA", idtmed[698], dpara2, 6);
+ gMC->Gsatt("EHC2", "SEEN", 1);
+
+
+ // Air residing between the PCB and the base
+
+ Float_t dpara2_air[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara2_air[0]= dpara_sm2[0];
+ dpara2_air[1]= dpara_sm2[1];
+ dpara2_air[2]= th_air/2.;
+
+ gMC->Gsvolu("EAIX","PARA", idtmed[698], dpara2_air, 6);
+ gMC->Gsatt("EAIX", "SEEN", 0);
+
+ // Place hexagonal single cells ECCU inside EHC2
+ // skip cells which go into the hole in top left corner.
+
+ xrow=1;
+ yb = -dpara2[1] + (1./root3_2)*hexd1[6];
+ zb = 0.;
+ for (j = 1; j <= (ncell_sm - ncell_hole); ++j) {
+ xb =-(dpara2[0] + dpara2[1]*0.577) + 2*hexd1[6];
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
+ }
+ for (i = 1; i <= ncell_sm; ++i) {
+ number = i+(j-1)*ncell_sm;
+ gMC->Gspos("ECCU", number, "EHC2", xb,yb,zb, ihrotm, "ONLY");
+ xb += (hexd1[6]*2.);
+ }
+ xrow = xrow+1;
+ yb += (hexd1[6]*TMath::Sqrt(3.));
}
- Float_t z_ss,z_air1,z_air2,z_gas;
-// Place other components inside super module
- z_ss=-dpara_sm[2]+dpara_ss[2];
- pMC->Gspos("SMSS", 1, "SUPR", 0., 0., z_ss, 0, "ONLY");
- z_air1=z_ss+dpara_ss[2] +dpara_air[2];
- pMC->Gspos("SMAR", 1, "SUPR", 0., 0., z_air1, 0, "ONLY");
- z_gas=z_air1+dpara_air[2]+dpara[2]+0.1;
- pMC->Gspos("DW11", 1, "SUPR", 0., 0., z_gas, 0, "ONLY");
- z_air2=z_gas+dpara[2]+0.1+dpara_air[2];
- pMC->Gspos("SMAR", 2, "SUPR", 0., 0., z_air2, 0, "ONLY");
-
-// --- DEFINE MODules, iron, and lead voLUMES
+
+
+ // ESMX is normal supermodule with base at bottom, with EHC2
+ z_air1= -dpara_sm2[2] + th_base + dpara2_air[2];
+ gMC->Gspos("EAIX", 1, "ESMX", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara2_air[2]+ th_pcb + dpara2[2];
+ gMC->Gspos("EHC2", 1, "ESMX", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara2[2]+ th_pcb + dpara2_air[2];
+ gMC->Gspos("EAIX", 2, "ESMX", 0., 0., z_air2, 0, "ONLY");
+
+ // ESMY is mirror image of ESMX with base at bottom, with EHC2
+ z_air1= -dpara_sm2[2] + th_pcb + dpara2_air[2];
+ gMC->Gspos("EAIX", 3, "ESMY", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara2_air[2]+ th_pcb + dpara2[2];
+ gMC->Gspos("EHC2", 2, "ESMY", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara2[2]+ th_pcb + dpara2_air[2];
+ gMC->Gspos("EAIX", 4, "ESMY", 0., 0., z_air2, 0, "ONLY");
+
+//
+
+
+// special supermodule EMM3 (GEANT only) containing 2 unit modules
+
// volume for SUPERMODULE
-// Pb
- Float_t dpara_pb[6] = {12.5,12.5,8.,30.,0.,0.};
- dpara_pb[0]=dpara_sm[0];
- dpara_pb[1]=dpara_sm[1];
-// dpara_pb[2]=1.1/2.;
- dpara_pb[2]=1.5/2.;
- pMC->Gsvolu("SUPB","PARA", idtmed[600], dpara_pb, 6);
- pMC->Gsatt("SUPB", "SEEN", 1);
-// Fe
- Float_t dpara_fe[6] = {12.5,12.5,8.,30.,0.,0.};
- dpara_fe[0]=dpara_sm[0];
- dpara_fe[1]=dpara_sm[1];
- dpara_fe[2]=0.5/2.;
- pMC->Gsvolu("SUFE","PARA", idtmed[601], dpara_fe, 6);
- pMC->Gsatt("SUFE", "SEEN", 1);
-// volume for DM11
- Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.};
- dpara_dm11[0]=dpara_sm[0]+.01;
- dpara_dm11[1] = dpara_dm11[0] *root3_cons;
- dpara_dm11[2]= 6.2/2.;
-
-//
- pMC->Gsvolu("DM11","PARA", idtmed[698], dpara_dm11, 6);
- pMC->Gsatt("DM11", "SEEN", 1);
-// position super module inside DM11
- Float_t z_ps,z_pb,z_fe,z_cv;
- z_ps=-dpara_dm11[2]+dpara_sm[2];
- pMC->Gspos("SUPR", 1, "DM11", 0., 0., z_ps, irotdm, "ONLY");
- z_pb=z_ps+dpara_sm[2]+dpara_pb[2];
- pMC->Gspos("SUPB", 1, "DM11", 0., 0., z_pb, 0, "ONLY");
- z_fe=z_pb+dpara_pb[2]+dpara_fe[2];
- pMC->Gspos("SUFE", 1, "DM11", 0., 0., z_fe, 0, "ONLY");
- z_cv=z_fe+dpara_fe[2]+dpara_sm[2];
- pMC->Gspos("SUPR", 2, "DM11", 0., 0., z_cv, 0, "ONLY");
-//
+
+ Float_t dpara_sm3[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm3[0]=(ncell_sm - ncell_hole +0.25)*hexd1[6] ;
+ dpara_sm3[1] = (ncell_hole + 0.25) * hexd1[6] * root3_2;
+ dpara_sm3[2] = sm_thick/2.;
+
+ gMC->Gsvolu("ESMP","PARA", idtmed[607], dpara_sm3, 6);
+ gMC->Gsatt("ESMP", "SEEN", 0);
+ //
+ gMC->Gsvolu("ESMQ","PARA", idtmed[607], dpara_sm3, 6);
+ gMC->Gsatt("ESMQ", "SEEN", 0);
+
+ Float_t dpara3[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara3[0] = dpara_sm3[0];
+ dpara3[1] = dpara_sm3[1];
+ dpara3[2] = cell_depth/2.;
+
+ gMC->Gsvolu("EHC3","PARA", idtmed[698], dpara3, 6);
+ gMC->Gsatt("EHC3", "SEEN", 1);
+
+
+ // Air residing between the PCB and the base
+
+ Float_t dpara3_air[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara3_air[0]= dpara_sm3[0];
+ dpara3_air[1]= dpara_sm3[1];
+ dpara3_air[2]= th_air/2.;
+
+ gMC->Gsvolu("EAIP","PARA", idtmed[698], dpara3_air, 6);
+ gMC->Gsatt("EAIP", "SEEN", 0);
+
+
+ // Place hexagonal single cells ECCU inside EHC3
+ // skip cells which go into the hole in top left corner.
+
+ xrow=1;
+ yb = -dpara3[1] + (1./root3_2)*hexd1[6];
+ zb = 0.;
+ for (j = 1; j <= ncell_hole; ++j) {
+ xb =-(dpara3[0] + dpara3[1]*0.577) + 2*hexd1[6];
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
+ }
+ for (i = 1; i <= (ncell_sm - ncell_hole); ++i) {
+ number = i+(j-1)*(ncell_sm - ncell_hole);
+ gMC->Gspos("ECCU", number, "EHC3", xb,yb,zb, ihrotm, "ONLY");
+ xb += (hexd1[6]*2.);
+ }
+ xrow = xrow+1;
+ yb += (hexd1[6]*TMath::Sqrt(3.));
+ }
+
+ // ESMP is normal supermodule with base at bottom, with EHC3
+
+ z_air1= -dpara_sm3[2] + th_base + dpara3_air[2];
+ gMC->Gspos("EAIP", 1, "ESMP", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara3_air[2]+ th_pcb + dpara3[2];
+ gMC->Gspos("EHC3", 1, "ESMP", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara3[2]+ th_pcb + dpara3_air[2];
+ gMC->Gspos("EAIP", 2, "ESMP", 0., 0., z_air2, 0, "ONLY");
+
+ // ESMQ is mirror image of ESMP with base at bottom, with EHC3
+
+ z_air1= -dpara_sm3[2] + th_pcb + dpara3_air[2];
+ gMC->Gspos("EAIP", 3, "ESMQ", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara3_air[2]+ th_pcb + dpara3[2];
+ gMC->Gspos("EHC3", 2, "ESMQ", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara3[2]+ th_pcb + dpara3_air[2];
+ gMC->Gspos("EAIP", 4, "ESMQ", 0., 0., z_air2, 0, "ONLY");
+
+}
+
+//_____________________________________________________________________________
+
+void AliPMDv1::CreatePMD()
+{
+ //
+ // Create final detector from supermodules
+ //
+ // -- Author : Y.P. VIYOGI, 07/05/1996.
+ // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
+ // -- Modified: For New Geometry YPV, March 2001.
+
+
+ const Float_t root3_2 = TMath::Sqrt(3.)/2.;
+ const Float_t pi = 3.14159;
+ Int_t i,j;
+
+ Float_t xp, yp, zp;
+
+ Int_t num_mod;
+ Int_t jhrot12,jhrot13, irotdm;
+
+ Int_t *idtmed = fIdtmed->GetArray()-599;
+
+ // VOLUMES Names : begining with "E" for all PMD volumes,
+ // The names of SIZE variables begin with S and have more meaningful
+ // characters as shown below.
+
+ // VOLUME SIZE MEDIUM : REMARKS
+ // ------ ----- ------ : ---------------------------
+
+ // EPMD GASPMD AIR : INSIDE PMD and its SIZE
+
+ // *** Define the EPMD Volume and fill with air ***
+
+
+ // Gaspmd, the dimension of HEXAGONAL mother volume of PMD,
+
+
+ Float_t gaspmd[10] = {0.,360.,6,2,-4.,12.,150.,4.,12.,150.};
+
+ gaspmd[5] = ncell_hole * cell_radius * 2. * root3_2;
+ gaspmd[8] = gaspmd[5];
+
+ gMC->Gsvolu("EPMD", "PGON", idtmed[698], gaspmd, 10);
+ gMC->Gsatt("EPMD", "SEEN", 0);
+
+ AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.);
+
+ AliMatrix(jhrot12, 90., 120., 90., 210., 0., 0.);
+ AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.);
+
+
+ Float_t dm_thick = 2. * sm_thick + th_lead + th_steel;
+
+ // dpara_emm1 array contains parameters of the imaginary volume EMM1,
+ // EMM1 is a master module of type 1, which has 24 copies in the PMD.
+ // EMM1 : normal volume as in old cases
+
+
+ Float_t dpara_emm1[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_emm1[0] = sm_length/2.;
+ dpara_emm1[1] = dpara_emm1[0] *root3_2;
+ dpara_emm1[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EMM1","PARA", idtmed[698], dpara_emm1, 6);
+ gMC->Gsatt("EMM1", "SEEN", 1);
+
+ //
+ // --- DEFINE Modules, iron, and lead volumes
+
+ // Pb Convertor for EMM1
+ Float_t dpara_pb1[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb1[0] = sm_length/2.;
+ dpara_pb1[1] = dpara_pb1[0] * root3_2;
+ dpara_pb1[2] = th_lead/2.;
+
+ gMC->Gsvolu("EPB1","PARA", idtmed[600], dpara_pb1, 6);
+ gMC->Gsatt ("EPB1", "SEEN", 0);
+
+ // Fe Support for EMM1
+ Float_t dpara_fe1[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe1[0] = dpara_pb1[0];
+ dpara_fe1[1] = dpara_pb1[1];
+ dpara_fe1[2] = th_steel/2.;
+
+ gMC->Gsvolu("EFE1","PARA", idtmed[618], dpara_fe1, 6);
+ gMC->Gsatt ("EFE1", "SEEN", 0);
+
+
+
+ //
+ // position supermodule ESMA, ESMB, EPB1, EFE1 inside EMM1
+
+ Float_t z_ps,z_pb,z_fe,z_cv;
+
+ z_ps = - dpara_emm1[2] + sm_thick/2.;
+ gMC->Gspos("ESMB", 1, "EMM1", 0., 0., z_ps, 0, "ONLY");
+ z_pb=z_ps+sm_thick/2.+dpara_pb1[2];
+ gMC->Gspos("EPB1", 1, "EMM1", 0., 0., z_pb, 0, "ONLY");
+ z_fe=z_pb+dpara_pb1[2]+dpara_fe1[2];
+ gMC->Gspos("EFE1", 1, "EMM1", 0., 0., z_fe, 0, "ONLY");
+ z_cv=z_fe+dpara_fe1[2]+sm_thick/2.;
+ gMC->Gspos("ESMA", 1, "EMM1", 0., 0., z_cv, 0, "ONLY");
+
+
+
+ // EMM2 : special master module having full row of cells but the number
+ // of rows limited by hole.
+
+ Float_t dpara_emm2[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_emm2[0] = sm_length/2.;
+ dpara_emm2[1] = (ncell_sm - ncell_hole + 0.25) * cell_radius * root3_2;
+ dpara_emm2[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EMM2","PARA", idtmed[698], dpara_emm2, 6);
+ gMC->Gsatt("EMM2", "SEEN", 1);
+
+
+ // Pb Convertor for EMM2
+ Float_t dpara_pb2[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb2[0] = dpara_emm2[0];
+ dpara_pb2[1] = dpara_emm2[1];
+ dpara_pb2[2] = th_lead/2.;
+
+ gMC->Gsvolu("EPB2","PARA", idtmed[600], dpara_pb2, 6);
+ gMC->Gsatt ("EPB2", "SEEN", 0);
+
+ // Fe Support for EMM2
+ Float_t dpara_fe2[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe2[0] = dpara_pb2[0];
+ dpara_fe2[1] = dpara_pb2[1];
+ dpara_fe2[2] = th_steel/2.;
+
+ gMC->Gsvolu("EFE2","PARA", idtmed[618], dpara_fe2, 6);
+ gMC->Gsatt ("EFE2", "SEEN", 0);
+
+
+
+ // position supermodule ESMX, ESMY inside EMM2
+
+ z_ps = - dpara_emm2[2] + sm_thick/2.;
+ gMC->Gspos("ESMY", 1, "EMM2", 0., 0., z_ps, 0, "ONLY");
+ z_pb = z_ps + sm_thick/2.+dpara_pb2[2];
+ gMC->Gspos("EPB2", 1, "EMM2", 0., 0., z_pb, 0, "ONLY");
+ z_fe = z_pb + dpara_pb2[2]+dpara_fe2[2];
+ gMC->Gspos("EFE2", 1, "EMM2", 0., 0., z_fe, 0, "ONLY");
+ z_cv = z_fe + dpara_fe2[2]+sm_thick/2.;
+ gMC->Gspos("ESMX", 1, "EMM2", 0., 0., z_cv, 0, "ONLY");
+ //
+
+
+ // EMM3 : special master module having truncated rows and columns of cells
+ // limited by hole.
+
+ Float_t dpara_emm3[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_emm3[0] = dpara_emm2[1]/root3_2;
+ dpara_emm3[1] = (ncell_hole + 0.25) * cell_radius *root3_2;
+ dpara_emm3[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EMM3","PARA", idtmed[698], dpara_emm3, 6);
+ gMC->Gsatt("EMM3", "SEEN", 1);
+
+
+ // Pb Convertor for EMM3
+ Float_t dpara_pb3[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb3[0] = dpara_emm3[0];
+ dpara_pb3[1] = dpara_emm3[1];
+ dpara_pb3[2] = th_lead/2.;
+
+ gMC->Gsvolu("EPB3","PARA", idtmed[600], dpara_pb3, 6);
+ gMC->Gsatt ("EPB3", "SEEN", 0);
+
+ // Fe Support for EMM3
+ Float_t dpara_fe3[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe3[0] = dpara_pb3[0];
+ dpara_fe3[1] = dpara_pb3[1];
+ dpara_fe3[2] = th_steel/2.;
+
+ gMC->Gsvolu("EFE3","PARA", idtmed[618], dpara_fe3, 6);
+ gMC->Gsatt ("EFE3", "SEEN", 0);
+
+
+
+ // position supermodule ESMP, ESMQ inside EMM3
+
+ z_ps = - dpara_emm3[2] + sm_thick/2.;
+ gMC->Gspos("ESMQ", 1, "EMM3", 0., 0., z_ps, 0, "ONLY");
+ z_pb = z_ps + sm_thick/2.+dpara_pb3[2];
+ gMC->Gspos("EPB3", 1, "EMM3", 0., 0., z_pb, 0, "ONLY");
+ z_fe = z_pb + dpara_pb3[2]+dpara_fe3[2];
+ gMC->Gspos("EFE3", 1, "EMM3", 0., 0., z_fe, 0, "ONLY");
+ z_cv = z_fe + dpara_fe3[2] + sm_thick/2.;
+ gMC->Gspos("ESMP", 1, "EMM3", 0., 0., z_cv, 0, "ONLY");
+ //
+
+ // EHOL is a tube structure made of air
+ //
+ //Float_t d_hole[3];
+ //d_hole[0] = 0.;
+ //d_hole[1] = ncell_hole * cell_radius *2. * root3_2 + boundary;
+ //d_hole[2] = dm_thick/2.;
+ //
+ //gMC->Gsvolu("EHOL", "TUBE", idtmed[698], d_hole, 3);
+ //gMC->Gsatt("EHOL", "SEEN", 1);
+
+ //Al-rod as boundary of the supermodules
+
+ Float_t Al_rod[3] ;
+ Al_rod[0] = sm_length * 3/2. - gaspmd[5]/2 - boundary ;
+ Al_rod[1] = boundary - 0.5*cell_radius*root3_2;
+ Al_rod[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EALM","BOX ", idtmed[698], Al_rod, 3);
+ gMC->Gsatt ("EALM", "SEEN", 1);
+ Float_t xalm[3];
+ xalm[0]=Al_rod[0] + gaspmd[5] + 3.0*boundary;
+ xalm[1]=-xalm[0]/2.;
+ xalm[2]=xalm[1];
+
+ Float_t yalm[3];
+ yalm[0]=0.;
+ yalm[1]=xalm[0]*root3_2;
+ yalm[2]=-yalm[1];
+
+ // delx = full side of the supermodule
+ Float_t delx=sm_length * 3.;
+ Float_t x1= delx*root3_2 /2.;
+ Float_t x4=delx/4.;
+
+
+ // placing master modules and Al-rod in PMD
+
+ Float_t dx = sm_length;
+ Float_t dy = dx * root3_2;
+
+ Float_t xsup[9] = {-dx/2., dx/2., 3.*dx/2.,
+ -dx, 0., dx,
+ -3.*dx/2., -dx/2., dx/2.};
+
+ Float_t ysup[9] = {dy, dy, dy,
+ 0., 0., 0.,
+ -dy, -dy, -dy};
+
+ // xpos and ypos are the x & y coordinates of the centres of EMM1 volumes
+
+ Float_t xoff = boundary * TMath::Tan(pi/6.);
+ Float_t xmod[3]={x4 + xoff , x4 + xoff, -2.*x4-boundary/root3_2};
+ Float_t ymod[3] = {-x1 - boundary, x1 + boundary, 0.};
+ Float_t xpos[9], ypos[9], x2, y2, x3, y3;
+
+ Float_t xemm2 = sm_length/2. -
+ (ncell_sm + ncell_hole + 0.25) * cell_radius * 0.5
+ + xoff;
+ Float_t yemm2 = -(ncell_sm + ncell_hole + 0.25) * cell_radius * root3_2
+ - boundary;
+
+ Float_t xemm3 = (ncell_sm + 0.5 * ncell_hole + 0.25) * cell_radius + xoff;
+ Float_t yemm3 = - (ncell_hole - 0.25) * cell_radius * root3_2 - boundary;
+
+ Float_t theta[3] = {0., 2.*pi/3., 4.*pi/3.};
+ Int_t irotate[3] = {0, jhrot12, jhrot13};
+
+ num_mod=0;
+ for (j=0; j<3; ++j)
+ {
+ gMC->Gspos("EALM", j+1, "EPMD", xalm[j],yalm[j], 0., irotate[j], "ONLY");
+ x2=xemm2*TMath::Cos(theta[j]) - yemm2*TMath::Sin(theta[j]);
+ y2=xemm2*TMath::Sin(theta[j]) + yemm2*TMath::Cos(theta[j]);
+
+ gMC->Gspos("EMM2", j+1, "EPMD", x2,y2, 0., irotate[j], "ONLY");
+
+ x3=xemm3*TMath::Cos(theta[j]) - yemm3*TMath::Sin(theta[j]);
+ y3=xemm3*TMath::Sin(theta[j]) + yemm3*TMath::Cos(theta[j]);
+
+ gMC->Gspos("EMM3", j+4, "EPMD", x3,y3, 0., irotate[j], "ONLY");
+
+ for (i=1; i<9; ++i)
+ {
+ xpos[i]=xmod[j] + xsup[i]*TMath::Cos(theta[j]) - ysup[i]*TMath::Sin(theta[j]);
+ ypos[i]=ymod[j] + xsup[i]*TMath::Sin(theta[j]) + ysup[i]*TMath::Cos(theta[j]);
+
+ if(fDebug)
+ printf("%s: %f %f \n", ClassName(), xpos[i], ypos[i]);
+
+ num_mod = num_mod+1;
+
+ if(fDebug)
+ printf("\n%s: Num_mod %d\n",ClassName(),num_mod);
+
+ gMC->Gspos("EMM1", num_mod + 6, "EPMD", xpos[i],ypos[i], 0., irotate[j], "ONLY");
+
+ }
+ }
+
+
+ // place EHOL in the centre of EPMD
+ // gMC->Gspos("EHOL", 1, "EPMD", 0.,0.,0., 0, "ONLY");
+
+ // --- Place the EPMD in ALICE
+ xp = 0.;
+ yp = 0.;
+ zp = zdist1;
+
+ gMC->Gspos("EPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY");
+
}
+
//_____________________________________________________________________________
void AliPMDv1::DrawModule()
// Draw a shaded view of the Photon Multiplicity Detector
//
- AliMC* pMC = AliMC::GetMC();
-
- pMC->Gsatt("*", "seen", -1);
- pMC->Gsatt("alic", "seen", 0);
+ gMC->Gsatt("*", "seen", -1);
+ gMC->Gsatt("alic", "seen", 0);
//
// Set the visibility of the components
//
- pMC->Gsatt("DP11","seen",0);
- pMC->Gsatt("DS11","seen",1);
- pMC->Gsatt("DW11","seen",0);
- pMC->Gsatt("DM11","seen",1);
- pMC->Gsatt("DPMD","seen",0);
- //
- pMC->Gdopt("hide", "on");
- pMC->Gdopt("shad", "on");
- pMC->Gsatt("*", "fill", 7);
- pMC->SetClipBox(".");
- pMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
- pMC->DefaultRange();
- pMC->Gdraw("alic", 40, 30, 0, 22, 20.5, .02, .02);
- pMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
- //pMC->Gdman(17, 5, "MAN");
- pMC->Gdopt("hide", "off");
+ gMC->Gsatt("ECAR","seen",0);
+ gMC->Gsatt("ECCU","seen",1);
+ gMC->Gsatt("EHC1","seen",1);
+ gMC->Gsatt("EHC1","seen",1);
+ gMC->Gsatt("EHC2","seen",1);
+ gMC->Gsatt("EMM1","seen",1);
+ gMC->Gsatt("EHOL","seen",1);
+ gMC->Gsatt("EPMD","seen",0);
+ //
+ gMC->Gdopt("hide", "on");
+ gMC->Gdopt("shad", "on");
+ gMC->Gsatt("*", "fill", 7);
+ gMC->SetClipBox(".");
+ gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
+ gMC->DefaultRange();
+ gMC->Gdraw("alic", 40, 30, 0, 22, 20.5, .02, .02);
+ gMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
+
+ //gMC->Gdman(17, 5, "MAN");
+ gMC->Gdopt("hide", "off");
}
//_____________________________________________________________________________
void AliPMDv1::CreateMaterials()
{
//
- // Create materials for the PMD version 1
+ // Create materials for the PMD
//
// ORIGIN : Y. P. VIYOGI
//
- AliMC* pMC = AliMC::GetMC();
-
// --- The Argon- CO2 mixture ---
Float_t ag[2] = { 39.95 };
Float_t zg[2] = { 18. };
Float_t absl, radl, a, d, z;
Float_t dg;
Float_t x0ar;
+ //Float_t x0xe=2.4;
+ //Float_t dxe=0.005858;
Float_t buf[1];
Int_t nbuf;
Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.);
AliMaterial(16, "C $", 12.01, 6., 2.265, 18.8, 49.9);
AliMaterial(17, "POLYCARBONATE $", 20., 10., 1.2, 34.6, 999.);
+ AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
+ // AliMaterial(31, "Xenon$", 131.3, 54., dxe, x0xe, 6.5e4);
AliMaterial(96, "MYLAR$", 8.73, 4.55, 1.39, 28.7, 62.);
AliMaterial(97, "CONCR$", 20., 10., 2.5, 10.7, 40.);
AliMaterial(98, "Vacum$", 1e-9, 1e-9, 1e-9, 1e16, 1e16);
AliMaterial(99, "Air $", 14.61, 7.3, .0012, 30420., 67500.);
- AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
+
// define gas-mixtures
char namate[21];
- pMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
+ gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
ag[1] = a;
zg[1] = z;
dg = (dar * 4 + dco) / 5;
// Define tracking media
AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
- AliMedium(2, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
AliMedium(7, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
AliMedium(16, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
AliMedium(17, "PLOYCARB$", 17, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(19, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ // AliMedium(31, "Xenon $", 31, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
// --- Generate explicitly delta rays in the iron, aluminium and lead ---
- pMC->Gstpar(idtmed[600], "LOSS", 3.);
- pMC->Gstpar(idtmed[600], "DRAY", 1.);
+ gMC->Gstpar(idtmed[600], "LOSS", 3.);
+ gMC->Gstpar(idtmed[600], "DRAY", 1.);
- pMC->Gstpar(idtmed[603], "LOSS", 3.);
- pMC->Gstpar(idtmed[603], "DRAY", 1.);
+ gMC->Gstpar(idtmed[603], "LOSS", 3.);
+ gMC->Gstpar(idtmed[603], "DRAY", 1.);
- pMC->Gstpar(idtmed[604], "LOSS", 3.);
- pMC->Gstpar(idtmed[604], "DRAY", 1.);
+ gMC->Gstpar(idtmed[604], "LOSS", 3.);
+ gMC->Gstpar(idtmed[604], "DRAY", 1.);
- pMC->Gstpar(idtmed[605], "LOSS", 3.);
- pMC->Gstpar(idtmed[605], "DRAY", 1.);
+ gMC->Gstpar(idtmed[605], "LOSS", 3.);
+ gMC->Gstpar(idtmed[605], "DRAY", 1.);
- pMC->Gstpar(idtmed[606], "LOSS", 3.);
- pMC->Gstpar(idtmed[606], "DRAY", 1.);
+ gMC->Gstpar(idtmed[606], "LOSS", 3.);
+ gMC->Gstpar(idtmed[606], "DRAY", 1.);
- pMC->Gstpar(idtmed[607], "LOSS", 3.);
- pMC->Gstpar(idtmed[607], "DRAY", 1.);
+ gMC->Gstpar(idtmed[607], "LOSS", 3.);
+ gMC->Gstpar(idtmed[607], "DRAY", 1.);
// --- Energy cut-offs in the Pb and Al to gain time in tracking ---
// --- without affecting the hit patterns ---
- pMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
+ gMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
+ gMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
+ gMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
+ gMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
+ gMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
+ gMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
+ gMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
+ gMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
+ gMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
+ gMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
+ gMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
+ gMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
+ gMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
+ gMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
+ gMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
+ gMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
+ gMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
+ gMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
+ gMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
+ gMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
// --- Prevent particles stopping in the gas due to energy cut-off ---
- pMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
+ gMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
+ gMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
+ gMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
+ gMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
+ gMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
}
//_____________________________________________________________________________
Int_t i;
kdet=1;
//
- printf("\n");
- for(i=0;i<35;i++) printf("*");
- printf(" PMD_INIT ");
- for(i=0;i<35;i++) printf("*");
- printf("\n");
- printf(" PMD simulation package (v1) initialised\n");
- printf(" parameters of pmd\n");
- printf("%6d %10.2f %10.2f %10.2f %10.2f %10.2f\n",kdet,thmin,thmax,zdist,thlow,thhigh);
- //
- for(i=0;i<80;i++) printf("*");
- printf("\n");
- //
+ if(fDebug) {
+ printf("\n%s: ",ClassName());
+ for(i=0;i<35;i++) printf("*");
+ printf(" PMD_INIT ");
+ for(i=0;i<35;i++) printf("*");
+ printf("\n%s: ",ClassName());
+ printf(" PMD simulation package (v1) initialised\n");
+ printf("%s: parameters of pmd\n",ClassName());
+ printf("%s: %10.2f %10.2f %10.2f \
+ %10.2f\n",ClassName(),cell_radius,cell_wall,cell_depth,zdist1 );
+ printf("%s: ",ClassName());
+ for(i=0;i<80;i++) printf("*");
+ printf("\n");
+ }
+
Int_t *idtmed = fIdtmed->GetArray()-599;
fMedSens=idtmed[605-1];
}
Float_t hits[4], destep;
Float_t center[3] = {0,0,0};
Int_t vol[5];
- Text_t namep[5];
+ //char *namep;
- AliMC* pMC=AliMC::GetMC();
- if(pMC->GetMedium() == fMedSens && (destep = pMC->Edep())) {
-
-// pMC->CurrentVol(0, copy);
- pMC->CurrentVol(namep, copy);
-// printf("Current vol is %s \n",namep);
+ if(gMC->GetMedium() == fMedSens && (destep = gMC->Edep())) {
+
+ gMC->CurrentVolID(copy);
+
+ //namep=gMC->CurrentVolName();
+ //printf("Current vol is %s \n",namep);
+
vol[0]=copy;
-// pMC->CurrentVolOff(1,0,copy);
- pMC->CurrentVolOff(1,namep,copy);
-// printf("Current vol 11 is %s \n",namep);
+ gMC->CurrentVolOffID(1,copy);
+
+ //namep=gMC->CurrentVolOffName(1);
+ //printf("Current vol 11 is %s \n",namep);
+
vol[1]=copy;
-// pMC->CurrentVolOff(2,0,copy);
- pMC->CurrentVolOff(2,namep,copy);
-// printf("Current vol 22 is %s \n",namep);
+ gMC->CurrentVolOffID(2,copy);
+
+ //namep=gMC->CurrentVolOffName(2);
+ //printf("Current vol 22 is %s \n",namep);
+
vol[2]=copy;
-// if(strncmp(namep,"DW11",4))vol[2]=1;
-// pMC->CurrentVolOff(3,0,copy);
- pMC->CurrentVolOff(3,namep,copy);
-// printf("Current vol 33 is %s \n",namep);
+
+ // if(strncmp(namep,"EHC1",4))vol[2]=1;
+
+ gMC->CurrentVolOffID(3,copy);
+
+ //namep=gMC->CurrentVolOffName(3);
+ //printf("Current vol 33 is %s \n",namep);
+
vol[3]=copy;
- pMC->CurrentVolOff(4,namep,copy);
-// printf("Current vol 44 is %s \n",namep);
+ gMC->CurrentVolOffID(4,copy);
+
+ //namep=gMC->CurrentVolOffName(4);
+ //printf("Current vol 44 is %s \n",namep);
+
vol[4]=copy;
-// printf("volume number %d,%d,%d,%d,%d \n",vol[0],vol[1],vol[2],vol[3],vol[4]);
- pMC->Gdtom(center,hits,1);
+ //printf("volume number %d,%d,%d,%d,%d,%f \n",vol[0],vol[1],vol[2],vol[3],vol[4],destep*1000000);
+
+ gMC->Gdtom(center,hits,1);
hits[3] = destep*1e9; //Number in eV
AddHit(gAlice->CurrentTrack(), vol, hits);
}
}
+//------------------------------------------------------------------------
+// Get parameters
+
+void AliPMDv1::GetParameters()
+{
+ Int_t ncell_um, num_um;
+ ncell_um=24;
+ num_um=3;
+ ncell_hole=24;
+ cell_radius=0.25;
+ cell_wall=0.02;
+ cell_depth=0.25 * 2.;
+ //
+ boundary=0.7;
+ ncell_sm=ncell_um * num_um; //no. of cells in a row in one supermodule
+ sm_length= ((ncell_sm + 0.25 ) * cell_radius) * 2.;
+ //
+ th_base=0.3;
+ th_air=0.1;
+ th_pcb=0.16;
+ //
+ sm_thick = th_base + th_air + th_pcb + cell_depth + th_pcb + th_air + th_pcb;
+ //
+ th_lead=1.5;
+ th_steel=0.5;
+ //
+ zdist1 = -365.;
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+