X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=PMD%2FAliPMDv1.cxx;h=0f9e2fb640d5f337281e23f85ae7a2a99a53525d;hb=b5d461fff222d5220eb83d26ea639163e404fd49;hp=15efba1b4530c5c508ef53a593026c93db3ff204;hpb=a694ef0506cccb5af2b0cdcd1bfb136ec011e49c;p=u%2Fmrichter%2FAliRoot.git
diff --git a/PMD/AliPMDv1.cxx b/PMD/AliPMDv1.cxx
index 15efba1b453..0f9e2fb640d 100644
--- a/PMD/AliPMDv1.cxx
+++ b/PMD/AliPMDv1.cxx
@@ -1,4 +1,4 @@
-/**************************************************************************
+/***************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
* Author: The ALICE Off-line Project. *
@@ -12,594 +12,2389 @@
* 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 //
+// Bedanga Mohanty : February 14th 2006
+//---------------------------------------------------
+// ALICE PMD FEE BOARDS IMPLEMENTATION
+// Dt: 25th February 2006
+// M.M. Mondal, S.K. Prasad and P.K. Netrakanti
+//---------------------------------------------------
+// Create final detector from Unit Modules
+// Author : Bedanga and Viyogi June 2003
+//---------------------------------------------------
+// Modified by
+// Dr. Y.P. Viyogi and Ranbir Singh
+// Dt: 2nd February 2009
+//
+//Begin_Html
/*
-$Log$
-Revision 1.6 1999/09/29 09:24:28 fca
-Introduction of the Copyright and cvs Log
+
+*/
+//End_Html
+// //
+/////////////////////////////////////////////////////////////////////////////
+////
+
+#include
+#include
+#include
+#include
+
+#include "AliConst.h"
+#include "AliLog.h"
+#include "AliMC.h"
+#include "AliMagF.h"
+#include "AliPMDv1.h"
+#include "AliRun.h"
+#include "AliTrackReference.h"
+
+const Int_t AliPMDv1::fgkNcolUM1 = 48; // Number of cols in UM, type 1
+const Int_t AliPMDv1::fgkNcolUM2 = 96; // Number of cols in UM, type 2
+const Int_t AliPMDv1::fgkNrowUM1 = 96; // Number of rows in UM, type 1
+const Int_t AliPMDv1::fgkNrowUM2 = 48; // Number of rows in UM, type 2
+const Float_t AliPMDv1::fgkCellRadius = 0.25; // Radius of a hexagonal cell
+const Float_t AliPMDv1::fgkCellWall = 0.02; // Thickness of cell Wall
+const Float_t AliPMDv1::fgkCellDepth = 0.50; // Gas thickness
+const Float_t AliPMDv1::fgkThPCB = 0.16; // Thickness of PCB
+const Float_t AliPMDv1::fgkThLead = 1.5; // Thickness of Pb
+const Float_t AliPMDv1::fgkThSteel = 0.5; // Thickness of Steel
+const Float_t AliPMDv1::fgkGap = 0.025; // Air Gap
+const Float_t AliPMDv1::fgkZdist = 361.5; // z-position of the detector
+const Float_t AliPMDv1::fgkSqroot3 = 1.7320508;// Square Root of 3
+const Float_t AliPMDv1::fgkSqroot3by2 = 0.8660254;// Square Root of 3 by 2
+const Float_t AliPMDv1::fgkSSBoundary = 0.3;
+const Float_t AliPMDv1::fgkThSS = 1.23; // Old thickness of SS frame was 1.03
+const Float_t AliPMDv1::fgkThTopG10 = 0.33;
+const Float_t AliPMDv1::fgkThBotG10 = 0.4;
+
+
+ClassImp(AliPMDv1)
+
+//_____________________________________________________________________________
+AliPMDv1::AliPMDv1():
+ fSMthick(0.),
+ fSMthickpmd(0.),
+ fDthick(0.),
+ fSMLengthax(0.),
+ fSMLengthay(0.),
+ fSMLengthbx(0.),
+ fSMLengthby(0.),
+ fMedSens(0)
+{
+
+ // Default constructor
+
+ for (Int_t i = 0; i < 3; i++)
+ {
+ fDboxmm1[i] = 0.;
+ fDboxmm12[i] = 0.;
+ fDboxmm2[i] = 0.;
+ fDboxmm22[i] = 0.;
+ }
+ for (Int_t i = 0; i < 48; i++)
+ {
+ fModStatus[i] = 1;
+ }
+
+}
+
+//_____________________________________________________________________________
+AliPMDv1::AliPMDv1(const char *name, const char *title):
+ AliPMD(name,title),
+ fSMthick(0.),
+ fSMthickpmd(0.),
+ fDthick(0.),
+ fSMLengthax(0.),
+ fSMLengthay(0.),
+ fSMLengthbx(0.),
+ fSMLengthby(0.),
+ fMedSens(0)
+{
+
+ // Standard constructor
+
+ for (Int_t i = 0; i < 3; i++)
+ {
+ fDboxmm1[i] = 0.;
+ fDboxmm12[i] = 0.;
+ fDboxmm2[i] = 0.;
+ fDboxmm22[i] = 0.;
+ }
+ for (Int_t i = 0; i < 48; i++)
+ {
+ fModStatus[i] = 1;
+ }
+}
+
+
+
+
+//_____________________________________________________________________________
+void AliPMDv1::CreateGeometry()
+{
+ // Create geometry for Photon Multiplicity Detector
+
+ GetParameters();
+ CreateSupermodule();
+ CreatePMD();
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::CreateSupermodule()
+{
+ //
+ // Creates the geometry of the cells of PMD, places them in modules
+ // which are rectangular objects.
+ // 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 in a rectangular strip which are of 2 types
+ // EST1 and EST2.
+ // Two types of honeycomb EHC1 & EHC2 are made using strips EST1 & EST2.
+ // 4 types of unit modules are made EUM1 & EUM2 for PRESHOWER Plane and
+ // EUV1 & EUV2 for VETO Plane which contains strips placed repeatedly
+ //
+ // These unit moules are then placed inside EPM1, EPM2, EPM3 and EPM4 along
+ // with lead convertor ELDA & ELDB and Iron Supports EFE1, EFE2, EFE3 and EFE4
+ // They have 6 unit moudles inside them in each plane. Therefore, total of 48
+ // unit modules in both the planes (PRESHOWER Plane & VETO Plane). The numbering
+ // of unit modules is from 0 to 47.
+ //
+ // Steel channels (ECHA & ECHB) are also placed which are used to place the unit modules
+ //
+ // In order to account for the extra material around and on the detector, Girders (EGDR),
+ // girder's Carriage (EXGD), eight Aluminium boxes (ESV1,2,3,4 & EVV1,2,3,4) along with
+ // LVDBs (ELVD), cables (ECB1,2,3,4), and ELMBs (ELMB) are being placed in approximations.
+ //
+ // Four FR4 sheets (ECC1,2,3,4) are placed parallel to the PMD on both sides, which perform
+ // as cooling encloser
+
+ // NOTE:- VOLUME Names : begining with "E" for all PMD volumes
+
+ Int_t i,j;
+ Int_t number;
+ Int_t ihrotm,irotdm;
+ Float_t xb, yb, zb;
+
+ Int_t *idtmed = fIdtmed->GetArray()-599;
+
+ AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.);
+ AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.);
+
+ //******************************************************//
+ // STEP - I //
+ //******************************************************//
+ // First create the sensitive medium of a hexagon cell (ECAR)
+ // Inner hexagon filled with gas (Ar+CO2)
+ // Integer assigned to Ar+CO2 medium is 604
+
+ Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23};
+ hexd2[4] = -fgkCellDepth/2.;
+ hexd2[7] = fgkCellDepth/2.;
+ hexd2[6] = fgkCellRadius - fgkCellWall;
+ hexd2[9] = fgkCellRadius - fgkCellWall;
+
+ gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10);
+
+ //******************************************************//
+ // STEP - II //
+ //******************************************************//
+ // Place the sensitive medium inside a hexagon copper cell (ECCU)
+ // Outer hexagon made of Copper
+ // Integer assigned to Cu medium is 614
+
+ Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25};
+ hexd1[4] = -fgkCellDepth/2.;
+ hexd1[7] = fgkCellDepth/2.;
+ hexd1[6] = fgkCellRadius;
+ hexd1[9] = fgkCellRadius;
+
+ gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10);
+
+ // Place inner hex (sensitive volume) inside outer hex (copper)
+
+ gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY");
+
+ //******************************************************//
+ // STEP - III //
+ //******************************************************//
+ // Now create Two types of Rectangular strips (EST1, EST2)
+ // of 1 column and 96 or 48 cells length
+
+ // volume for first strip EST1 made of AIR
+ // Integer assigned to Air medium is 698
+ // strip type-1 is of 1 column and 96 rows i.e. of 96 cells length
+
+ Float_t dbox1[3];
+ dbox1[0] = fgkCellRadius/fgkSqroot3by2;
+ dbox1[1] = fgkNrowUM1*fgkCellRadius;
+ dbox1[2] = fgkCellDepth/2.;
+
+ gMC->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3);
+
+
+ // volume for second strip EST2
+ // strip type-2 is of 1 column and 48 rows i.e. of 48 cells length
+
+ Float_t dbox2[3];
+ dbox2[1] = fgkNrowUM2*fgkCellRadius;
+ dbox2[0] = dbox1[0];
+ dbox2[2] = dbox1[2];
+
+ gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3);
+
+ // Place hexagonal cells ECCU placed inside EST1
+
+ xb = 0.;
+ zb = 0.;
+ yb = (dbox1[1]) - fgkCellRadius;
+ for (i = 1; i <= fgkNrowUM1; ++i)
+ {
+ number = i;
+ gMC->Gspos("ECCU", number, "EST1", xb,yb,zb, 0, "ONLY");
+ yb -= (fgkCellRadius*2.);
+ }
+
+ // Place hexagonal cells ECCU placed inside EST2
+ xb = 0.;
+ zb = 0.;
+ yb = (dbox2[1]) - fgkCellRadius;
+ for (i = 1; i <= fgkNrowUM2; ++i)
+ {
+ number = i;
+ gMC->Gspos("ECCU", number, "EST2", xb,yb,zb, 0, "ONLY");
+ yb -= (fgkCellRadius*2.);
+ }
+
+
+ //******************************************************//
+ // STEP - IV //
+ //******************************************************//
+ // Create EHC1 : The honey combs for a unit module type-1
+ //-------------------------EHC1 Start-------------------//
+
+ // First step is to create a honey comb unit module.
+ // This is named as EHC1 and is a volume of Air
+ // we will lay the EST1 strips of honey comb cells inside it.
+
+ // Dimensions of EHC1
+ // X-dimension = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+ 0.15+0.05+0.05;
+ // Y-dimension = Number of rows * cell radius/sqrt3by2 + 0.15+0.05+0.05;
+ // 0.15cm is the extension in honeycomb on both side of X and Y, 0.05 for air gap and 0.05
+ // for G10 boundary around, which are now merged in the dimensions of EHC1
+ // Z-dimension = cell depth/2
+
+ Float_t ehcExt = 0.15;
+ Float_t ehcAround = 0.05 + 0.05;;
+
+ Float_t dbox3[3];
+ dbox3[0] = (dbox1[0]*fgkNcolUM1)-
+ (fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.) + ehcExt + ehcAround;
+ dbox3[1] = dbox1[1]+fgkCellRadius/2. + ehcExt + ehcAround;
+ dbox3[2] = fgkCellDepth/2.;
+
+ //Create a BOX, Material AIR
+ gMC->Gsvolu("EHC1","BOX", idtmed[698], dbox3, 3);
+ // Place rectangular strips EST1 inside EHC1 unit module
+ xb = dbox3[0]-dbox1[0];
+
+ for (j = 1; j <= fgkNcolUM1; ++j)
+ {
+ if(j%2 == 0)
+ {
+ yb = -fgkCellRadius/2.0;
+ }
+ else
+ {
+ yb = fgkCellRadius/2.0;
+ }
+ number = j;
+ gMC->Gspos("EST1",number, "EHC1", xb - 0.25, yb , 0. , 0, "MANY");
+
+ //The strips are being placed from top towards bottom of the module
+ //This is because the first cell in a module in hardware is the top
+ //left corner cell
+
+ xb = (dbox3[0]-dbox1[0])-j*fgkCellRadius*fgkSqroot3;
+
+ }
+
+ //--------------------EHC1 done----------------------------------------//
+
+
+
+ //--------------------------------EHC2 Start---------------------------//
+ // Create EHC2 : The honey combs for a unit module type-2
+ // First step is to create a honey comb unit module.
+ // This is named as EHC2, we will lay the EST2 strips of
+ // honey comb cells inside it.
+
+ // Dimensions of EHC2
+ // X-dimension = (dbox2[0]*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+ 0.15+0.05+0.05;
+ // Y-dimension = Number of rows * cell radius/sqrt3by2 + 0.15+0.05+0.05;
+ // 0.15cm is the extension in honeycomb on both side of X and Y, 0.05 for air gap and 0.05
+ // for G10 boundary around, which are now merged in the dimensions of EHC2
+ // Z-dimension = cell depth/2
+
+
+ Float_t dbox4[3];
+
+ dbox4[0] =(dbox2[0]*fgkNcolUM2)-
+ (fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.) + ehcExt + ehcAround;
+ dbox4[1] = dbox2[1] + fgkCellRadius/2. + ehcExt + ehcAround;
+ dbox4[2] = dbox3[2];
+
+ //Create a BOX of AIR
+ gMC->Gsvolu("EHC2","BOX", idtmed[698], dbox4, 3);
+
+ // Place rectangular strips EST2 inside EHC2 unit module
+ xb = dbox4[0]-dbox2[0];
+
+ for (j = 1; j <= fgkNcolUM2; ++j)
+ {
+ if(j%2 == 0)
+ {
+ yb = -fgkCellRadius/2.0;
+ }
+ else
+ {
+ yb = +fgkCellRadius/2.0;
+ }
+ number = j;
+ gMC->Gspos("EST2",number, "EHC2", xb - 0.25, yb , 0. ,0, "MANY");
+ xb = (dbox4[0]-dbox2[0])-j*fgkCellRadius*fgkSqroot3;
+ }
+
+
+ //----------------------------EHC2 done-------------------------------//
+
+ //====================================================================//
+
+ // Now the job is to assmeble an Unit module
+ // It will have the following components
+ // (a) Base plate of G10 of 0.2cm
+ // (b) Air gap of 0.08cm
+ // (c) Bottom PCB of 0.16cm G10
+ // (d) Honey comb 0f 0.5cm
+ // (e) Top PCB of 0.16cm G10
+ // (f) Back Plane of 0.1cm G10
+ // (g) Then all around then we have an air gap of 0.05cm
+ // (h) Then all around 0.05cm thick G10 insulation
+ // (i) Then all around Stainless Steel boundary channel 0.3 cm thick
+
+ // In order to reduce the number of volumes and simplify the geometry
+ // following steps are performed:
+ // (I) Base Plate(0.2cm), Air gap(0.04cm) and Bottom PCB(0.16cm)
+ // are taken together as a G10 Plate EDGA (0.4cm)
+ // (II) Back Plane(0.1cm), Air Gap(0.04cm) and Top PCB(0.16cm) and extra
+ // clearance 0.03cm are taken together as G10 Plate EEGA(0.33cm)
+ // (III) The all around Air gap(0.05cm) and G10 boundary(0.05cm) are already
+ // merged in the dimension of EHC1, EHC2, EDGA and EEGA. Therefore, no
+ // separate volumes for all around materials
+
+ //Let us first create them one by one
+ //--------------------------------------------------------------------//
+
+ // ---------------- Lets do it first for UM Long Type -----//
+ // 4mm G10 Box : Bottom PCB + Air Gap + Base Plate
+ //================================================
+ // Make a 4mm thick G10 Box for Unit module Long Type
+ // X-dimension is EHC1 - ehcExt
+ // Y-dimension is EHC1 - ehcExt
+ // EHC1 was extended 0.15cm(ehcExt) on both sides
+ // Z-dimension 0.4/2 = 0.2 cm
+ // Integer assigned to G10 medium is 607
+
+ Float_t dboxCGA[3];
+ dboxCGA[0] = dbox3[0] - ehcExt;
+ dboxCGA[1] = dbox3[1] - ehcExt;
+ dboxCGA[2] = fgkThBotG10/2.;
+
+ //Create a G10 BOX
+ gMC->Gsvolu("EDGA","BOX", idtmed[607], dboxCGA, 3);
+
+ //-------------------------------------------------//
+ // 3.3mm G10 Box : Top PCB + Air GAp + Back Plane
+ //================================================
+ // Make a 3.3mm thick G10 Box for Unit module Long Type
+ // X-dimension is EHC1 - ehcExt
+ // Y-dimension is EHC1 - ehcExt
+ // EHC1 was extended 0.15cm(ehcExt) on both sides
+ // Z-dimension 0.33/2 = 0.165 cm
+
+ Float_t dboxEEGA[3];
+ dboxEEGA[0] = dboxCGA[0];
+ dboxEEGA[1] = dboxCGA[1];
+ dboxEEGA[2] = fgkThTopG10/2.;
+
+ //Create a G10 BOX
+ gMC->Gsvolu("EEGA","BOX", idtmed[607], dboxEEGA, 3);
+
+
+ //----------------------------------------------------------//
+ //Stainless Steel Bounadry : EUM1 & EUV1
+ //
+ // Make a 3.63cm thick Stainless Steel boundary for Unit module Long Type
+ // 3.63cm equivalent to EDGA(0.4cm)+EHC1(0.5cm)+EEGA(0.33cm)+FEE Board(2.4cm)
+ // X-dimension is EEGA + fgkSSBoundary
+ // Y-dimension is EEGA + fgkSSBoundary
+ // Z-dimension 1.23/2 + 2.4/2.
+ // FEE Boards are 2.4cm thick
+ // Integer assigned to Stainless Steel medium is 618
+ //------------------------------------------------------//
+ // A Stainless Steel Boundary Channel to house the unit module
+ // along with the FEE Boards
+
+ Float_t dboxSS1[3];
+ dboxSS1[0] = dboxCGA[0]+fgkSSBoundary;
+ dboxSS1[1] = dboxCGA[1]+fgkSSBoundary;
+ dboxSS1[2] = fgkThSS/2.+ 2.4/2.;
+
+ //FOR PRESHOWER
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("EUM1","BOX", idtmed[618], dboxSS1, 3);
+
+ //FOR VETO
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("EUV1","BOX", idtmed[618], dboxSS1, 3);
+
+ //--------------------------------------------------------------------//
+
+
+
+
+ // ============ PMD FEE BOARDS IMPLEMENTATION ======================//
+
+ // FEE board
+ // It is FR4 board of length * breadth :: 7cm * 2.4 cm
+ // and thickness 0.2cm
+ // Material medium is same as G10
+
+ Float_t dboxFEE[3];
+ dboxFEE[0] = 0.2/2.;
+ dboxFEE[1] = 7.0/2.;
+ dboxFEE[2] = 2.4/2.;
+
+ gMC->Gsvolu("EFEE","BOX", idtmed[607], dboxFEE, 3);
+
+ // Now to create the Mother volume to accomodate FEE boards
+ // It should have the dimension few mm smaller than the back plane
+ // But, we have taken it as big as EUM1 or EUV1
+ // It is to compensate the Stainless Steel medium of EUM1 or EUV1
+
+ // Create Mother volume of Air : Long TYPE
+
+ Float_t dboxFEEBPlaneA[3];
+ dboxFEEBPlaneA[0] = dboxSS1[0];
+ dboxFEEBPlaneA[1] = dboxSS1[1];
+ dboxFEEBPlaneA[2] = 2.4/2.;
+
+ //Volume of same dimension as EUM1 or EUV1 of Material AIR
+ gMC->Gsvolu("EFBA","BOX", idtmed[698], dboxFEEBPlaneA, 3);
+
+ //Placing the FEE boards in the Mother volume of AIR
+
+
+ Float_t xFee; // X-position of FEE board
+ Float_t yFee; // Y-position of FEE board
+ Float_t zFee = 0.0; // Z-position of FEE board
+
+ Float_t xA = 0.5; //distance from the border to 1st FEE board/Translator
+ Float_t yA = 4.00; //distance from the border to 1st FEE board
+ Float_t xSepa = 1.70; //Distance between two FEE boards in X-side
+ Float_t ySepa = 8.00; //Distance between two FEE boards in Y-side
+
+
+
+ // FEE Boards EFEE placed inside EFBA
+
+ yFee = dboxFEEBPlaneA[1] - yA - 0.1 - 0.3;
+ // 0.1cm and 0.3cm are subtracted to shift the FEE Boards on their actual positions
+ // As the positions are changed, because we have taken the dimension of EFBA equal
+ // to the dimension of EUM1 or EUV1
+ number = 1;
+ // The loop for six rows of FEE Board
+ for (i = 1; i <= 6; ++i)
+ {
+ // First we place the translator board
+ xFee = -dboxFEEBPlaneA[0] + xA + 0.1 +0.3;
+
+ gMC->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY");
+
+ // The first FEE board is 11mm from the translator board
+ xFee += 1.1;
+ number += 1;
+
+ for (j = 1; j <= 12; ++j)
+ {
+ gMC->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY");
+ xFee += xSepa;
+ number += 1;
+ }
+ yFee -= ySepa;
+ }
+
+
+ // Now Place EEGA, EDGA, EHC1 and EFBA in EUM1 & EUV1 to complete the unit module
+
+
+ // FOR PRE SHOWER //
+ // Placing of all components of UM in AIR BOX EUM1 //
+
+ //(1) FIRST PUT the 4mm G10 Box : EDGA
+ Float_t zedga = -dboxSS1[2] + fgkThBotG10/2.;
+ gMC->Gspos("EDGA", 1, "EUM1", 0., 0., zedga, 0, "ONLY");
+
+ //(2) NEXT PLACING the Honeycomb EHC1
+ Float_t zehc1 = zedga + fgkThBotG10/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC1", 1, "EUM1", 0., 0., zehc1, 0, "ONLY");
+
+ //(3) NEXT PLACING the 3.3mm G10 Box : EEGA
+ Float_t zeega = zehc1 + fgkCellDepth/2. + fgkThTopG10/2.;
+ gMC->Gspos("EEGA", 1, "EUM1", 0., 0., zeega, 0, "ONLY");
+
+ //(4) NEXT PLACING the FEE BOARD : EFBA
+ Float_t zfeeboardA = zeega + fgkThTopG10/2. +1.2;
+ gMC->Gspos("EFBA", 1, "EUM1", 0., 0., zfeeboardA, 0, "ONLY");
+
+ // FOR VETO //
+ // Placing of all components of UM in AIR BOX EUV1 //
+
+ //(1) FIRST PUT the FEE BOARD : EFBA
+ zfeeboardA = -dboxSS1[2] + 1.2;
+ gMC->Gspos("EFBA", 1, "EUV1", 0., 0., zfeeboardA, 0, "ONLY");
+
+ //(2) FIRST PLACING the 3.3mm G10 Box : EEGA
+ zeega = zfeeboardA + 1.2 + fgkThTopG10/2.;
+ gMC->Gspos("EEGA", 1, "EUV1", 0., 0., zeega, 0, "ONLY");
+
+ //(3) NEXT PLACING the Honeycomb EHC1
+ zehc1 = zeega + fgkThTopG10/2 + fgkCellDepth/2.;
+ gMC->Gspos("EHC1", 1, "EUV1", 0., 0., zehc1, 0, "ONLY");
+
+ //(4) NEXT PUT THE 4mm G10 Box : EDGA
+ zedga = zehc1 + fgkCellDepth/2.+ fgkThBotG10/2.;
+ gMC->Gspos("EDGA", 1, "EUV1", 0., 0., zedga, 0, "ONLY");
+
+
+ //=================== LONG TYPE COMPLETED =========================//
+ //------------ Lets do the same thing for UM Short Type -------------//
+ // 4mm G10 Box : Bottom PCB + Air Gap + Base Plate
+ //================================================
+ // Make a 4mm thick G10 Box for Unit module ShortType
+ // X-dimension is EHC2 - ehcExt
+ // Y-dimension is EHC2 - ehcExt
+ // EHC2 was extended 0.15cm(ehcExt) on both sides
+ // Z-dimension 0.4/2 = 0.2 cm
+ // Integer assigned to G10 medium is 607
+
+ Float_t dboxCGB[3];
+ dboxCGB[0] = dbox4[0] - ehcExt;
+ dboxCGB[1] = dbox4[1] - ehcExt;
+ dboxCGB[2] = 0.4/2.;
+
+ //Create a G10 BOX
+ gMC->Gsvolu("EDGB","BOX", idtmed[607], dboxCGB, 3);
+
+ //-------------------------------------------------//
+ // 3.3mm G10 Box : PCB + Air Gap + Back Plane
+ //================================================
+ // Make a 3.3mm thick G10 Box for Unit module Short Type
+ // X-dimension is EHC2 - ehcExt
+ // Y-dimension is EHC2 - ehcExt
+ // EHC2 was extended 0.15cm(ehcExt) on both sides
+ // Z-dimension 0.33/2 = 0.165 cm
+
+ Float_t dboxEEGB[3];
+ dboxEEGB[0] = dboxCGB[0];
+ dboxEEGB[1] = dboxCGB[1];
+ dboxEEGB[2] = 0.33/2.;
+
+ // Create a G10 BOX
+ gMC->Gsvolu("EEGB","BOX", idtmed[607], dboxEEGB, 3);
+
+
+ //Stainless Steel Bounadry : EUM2 & EUV2
+ //==================================
+ // Make a 3.63cm thick Stainless Steel boundary for Unit module Short Type
+ // 3.63cm equivalent to EDGB(0.4cm)+EHC2(0.5cm)+EEGB(0.33cm)+FEE Board(2.4cm)
+ // X-dimension is EEGB + fgkSSBoundary
+ // Y-dimension is EEGB + fgkSSBoundary
+ // Z-dimension 1.23/2 + 2.4/2.
+ // FEE Boards are 2.4cm thick
+ // Integer assigned to Stainless Steel medium is 618
+ //------------------------------------------------------//
+ // A Stainless Steel Boundary Channel to house the unit module
+ // along with the FEE Boards
+
+
+ Float_t dboxSS2[3];
+ dboxSS2[0] = dboxCGB[0] + fgkSSBoundary;
+ dboxSS2[1] = dboxCGB[1] + fgkSSBoundary;
+ dboxSS2[2] = fgkThSS/2.+ 2.4/2.;
+
+ //PRESHOWER
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("EUM2","BOX", idtmed[618], dboxSS2, 3);
+
+ //VETO
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("EUV2","BOX", idtmed[618], dboxSS2, 3);
+
+ //----------------------------------------------------------------//
+ //NOW THE FEE BOARD IMPLEMENTATION
+
+ // To create the Mother volume to accomodate FEE boards
+ // It should have the dimension few mm smaller than the back plane
+ // But, we have taken it as big as EUM2 or EUV2
+ // It is to compensate the Stainless Steel medium of EUM2 or EUV2
+
+ // Create Mother volume of Air : SHORT TYPE
+ //------------------------------------------------------//
+
+
+ Float_t dboxFEEBPlaneB[3];
+ dboxFEEBPlaneB[0] = dboxSS2[0];
+ dboxFEEBPlaneB[1] = dboxSS2[1];
+ dboxFEEBPlaneB[2] = 2.4/2.;
+
+ //Volume of same dimension as EUM2 or EUV2 of Material AIR
+ gMC->Gsvolu("EFBB","BOX", idtmed[698], dboxFEEBPlaneB, 3);
+
+
+ // FEE Boards EFEE placed inside EFBB
+
+ yFee = dboxFEEBPlaneB[1] - yA -0.1 -0.3;
+ // 0.1cm and 0.3cm are subtracted to shift the FEE Boards on their actual positions
+ // As the positions are changed, because we have taken the dimension of EFBB equal
+ // to the dimension of EUM2 or EUV2
+ number = 1;
+ for (i = 1; i <= 3; ++i)
+ {
+ xFee = -dboxFEEBPlaneB[0] + xA + 0.1 +0.3;
+
+ //First we place the translator board
+ gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
+ // The first FEE board is 11mm from the translator board
+ xFee+=1.1;
+ number+=1;
+
+ for (j = 1; j <= 12; ++j)
+ {
+ gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
+ xFee += xSepa;
+ number += 1;
+ }
+
+ //Now we place Bridge Board
+ xFee = xFee - xSepa + 0.8 ;
+ //Bridge Board is at a distance 8mm from FEE board
+ gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
+
+ number+=1;
+ xFee+=0.8;
+
+ for (j = 1; j <= 12; ++j)
+ {
+ gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
+ xFee += xSepa;
+ number += 1;
+ }
+ yFee -= ySepa;
+ }
+
+
+
+ // Now Place EEGB, EDGB, EHC2 and EFBB in EUM2 & EUV2 to complete the unit module
+
+ // FOR PRE SHOWER
+ //- Placing of all components of UM in AIR BOX EUM2--//
+ //(1) FIRST PUT the G10 Box : EDGB
+ Float_t zedgb = -dboxSS2[2] + 0.4/2.;
+ gMC->Gspos("EDGB", 1, "EUM2", 0., 0., zedgb, 0, "ONLY");
+
+ //(2) NEXT PLACING the Honeycomb EHC2
+ Float_t zehc2 = zedgb + 0.4/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC2", 1, "EUM2", 0., 0., zehc2, 0, "ONLY");
+
+ //(3) NEXT PLACING the G10 Box : EEGB
+ Float_t zeegb = zehc2 + fgkCellDepth/2. + 0.33/2.;
+ gMC->Gspos("EEGB", 1, "EUM2", 0., 0., zeegb, 0, "ONLY");
+
+ //(4) NEXT PLACING FEE BOARDS : EFBB
+ Float_t zfeeboardB = zeegb + 0.33/2.+1.2;
+ gMC->Gspos("EFBB", 1, "EUM2", 0., 0., zfeeboardB, 0, "ONLY");
+
+ // FOR VETO
+ // Placing of all components of UM in AIR BOX EUV2 //
+
+ //(1) FIRST PUT the FEE BOARD : EUV2
+ zfeeboardB = -dboxSS2[2] + 1.2;
+ gMC->Gspos("EFBB", 1, "EUV2", 0., 0., zfeeboardB, 0, "ONLY");
+
+ //(2) FIRST PLACING the G10 Box : EEGB
+ zeegb = zfeeboardB + 1.2 + 0.33/2.;
+ gMC->Gspos("EEGB", 1, "EUV2", 0., 0., zeegb, 0, "ONLY");
+
+ //(3) NEXT PLACING the Honeycomb EHC2
+ zehc2 = zeegb + 0.33/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC2", 1, "EUV2", 0., 0., zehc2, 0, "ONLY");
+
+ //(4) NEXT PUT THE G10 Box : EDGB
+ zedgb = zehc2 + fgkCellDepth/2.+ 0.4/2.;
+ gMC->Gspos("EDGB", 1, "EUV2", 0., 0., zedgb, 0, "ONLY");
+
+
+ //===================================================================//
+ //---------------------- UM Type B completed ------------------------//
+
+}
+
+//_______________________________________________________________________
+
+void AliPMDv1::CreatePMD()
+{
+ // Create final detector from Unit Modules
+ // -- Author : Bedanga and Viyogi June 2003
+
+
+ Float_t zp = fgkZdist; //Z-distance of PMD from Interaction Point
+
+ Int_t jhrot12,jhrot13, irotdm;
+ Int_t *idtmed = fIdtmed->GetArray()-599;
+
+ AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.);
+ AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.);
+ AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.);
+
+ // Now We Will Calculate Position Co-ordinates of EUM1 & EUV1 in EPM1 & EPM2
+
+ Float_t dbox1[3];
+ dbox1[0] = fgkCellRadius/fgkSqroot3by2;
+ dbox1[1] = fgkNrowUM1*fgkCellRadius;
+ dbox1[2] = fgkCellDepth/2.;
+
+ Float_t dbox3[3];
+ dbox3[0] = (dbox1[0]*fgkNcolUM1)-
+ (fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.) + 0.15 + 0.05 + 0.05;
+ dbox3[1] = dbox1[1]+fgkCellRadius/2. + 0.15 + 0.05 + 0.05;
+ dbox3[2] = fgkCellDepth/2.;
+
+ Float_t dboxCGA[3];
+ dboxCGA[0] = dbox3[0] - 0.15;
+ dboxCGA[1] = dbox3[1] - 0.15;
+ dboxCGA[2] = 0.4/2.;
+
+ Float_t dboxSS1[3];
+ dboxSS1[0] = dboxCGA[0]+fgkSSBoundary;
+ dboxSS1[1] = dboxCGA[1]+fgkSSBoundary;
+ dboxSS1[2] = fgkThSS/2.;
+
+ Float_t dboxUM1[3];
+ dboxUM1[0] = dboxSS1[0];
+ dboxUM1[1] = dboxSS1[1];
+ dboxUM1[2] = fgkThSS/2. + 1.2;
+
+ Float_t dboxSM1[3];
+ dboxSM1[0] = fSMLengthax + 0.05; // 0.05cm for the ESC1,2
+ dboxSM1[1] = fSMLengthay;
+ dboxSM1[2] = dboxUM1[2];
+
+ // Position co-ordinates of the unit modules in EPM1 & EPM2
+ Float_t xa1,xa2,xa3,ya1,ya2;
+ xa1 = dboxSM1[0] - dboxUM1[0];
+ xa2 = xa1 - dboxUM1[0] - 0.1 - dboxUM1[0];
+ xa3 = xa2 - dboxUM1[0] - 0.1 - dboxUM1[0];
+ ya1 = dboxSM1[1] - 0.2 - dboxUM1[1];
+ ya2 = ya1 - dboxUM1[1] - 0.3 - dboxUM1[1];
+
+ // Next to Calculate Position Co-ordinates of EUM2 & EUV2 in EPM3 & EPM4
+
+ Float_t dbox2[3];
+ dbox2[1] = fgkNrowUM2*fgkCellRadius;
+ dbox2[0] = dbox1[0];
+ dbox2[2] = dbox1[2];
+
+ Float_t dbox4[3];
+ dbox4[0] =(dbox2[0]*fgkNcolUM2)-
+ (fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.) + 0.15 + 0.05 + 0.05;
+ dbox4[1] = dbox2[1] + fgkCellRadius/2. + 0.15 + 0.05 + 0.05;
+ dbox4[2] = dbox3[2];
+
+ Float_t dboxCGB[3];
+ dboxCGB[0] = dbox4[0] - 0.15;
+ dboxCGB[1] = dbox4[1] - 0.15;
+ dboxCGB[2] = 0.4/2.;
+
+ Float_t dboxSS2[3];
+ dboxSS2[0] = dboxCGB[0] + fgkSSBoundary;
+ dboxSS2[1] = dboxCGB[1] + fgkSSBoundary;
+ dboxSS2[2] = fgkThSS/2.;
+
+ Float_t dboxUM2[3];
+ dboxUM2[0] = dboxSS2[0];
+ dboxUM2[1] = dboxSS2[1];
+ dboxUM2[2] = fgkThSS/2. + 2.4/2.; // 2.4 cm is added for FEE Board thickness
+
+ Float_t dboxSM2[3];
+ dboxSM2[0] = fSMLengthbx + 0.05; // 0.05cm for the ESC3,4
+ dboxSM2[1] = fSMLengthby;
+ dboxSM2[2] = dboxUM2[2];
+
+ // Position co-ordinates of the unit modules in EPM3 & EPM4
+ // Space is added to provide a gapping for HV between UM's
+ Float_t xb1,xb2,yb1,yb2,yb3;
+ xb1 = dboxSM2[0] - 0.1 - dboxUM2[0];
+ xb2 = xb1 - dboxUM2[0] - 0.1 - dboxUM2[0];
+ yb1 = dboxSM2[1] - 0.2 - dboxUM2[1];
+ yb2 = yb1 - dboxUM2[1] - 0.2 - dboxUM2[1];
+ yb3 = yb2 - dboxUM2[1] - 0.3- dboxUM2[1];
+
+
+ // Create Volumes for Lead(Pb) Plates
+
+ // Lead Plate For LONG TYPE
+ // X-dimension of Lead Plate = 3*(X-dimension of EUM1 or EUV1) + gap provided between unit modules
+ // Y-dimension of Lead Plate = 2*(Y-dimension of EUM1 or EUV1) + thickness of SS channels
+ // + tolerance
+ // Z-demension of Lead Plate = 1.5cm
+ // Integer assigned to Pb-medium is 600
+
+ Float_t dboxLeadA[3];
+ dboxLeadA[0] = fSMLengthax;
+ dboxLeadA[1] = fSMLengthay;
+ dboxLeadA[2] = fgkThLead/2.;
+
+ gMC->Gsvolu("ELDA","BOX", idtmed[600], dboxLeadA, 3);
+
+ //LEAD Plate For SHORT TYPE
+ // X-dimension of Lead Plate = 2*(X-dimension of EUM2 or EUV2) + gap provided between unit modules
+ // Y-dimension of Lead Plate = 3*(Y-dimension of EUM2 or EUV2) + thickness of SS channels
+ // + tolerance
+ // Z-demension of Lead Plate = 1.5cm
+ // Integer assigned to Pb-medium is 600
+
+ Float_t dboxLeadB[3];
+ dboxLeadB[0] = fSMLengthbx;
+ dboxLeadB[1] = fSMLengthby;
+ dboxLeadB[2] = fgkThLead/2.;
+
+ gMC->Gsvolu("ELDB","BOX", idtmed[600], dboxLeadB, 3);
+
+ //=========== CREATE MOTHER VOLUMES FOR PMD ===========================/
+
+ Float_t serviceX = 23.2;
+ Float_t serviceYa = 5.2;
+ Float_t serviceYb = 9.8;
+ Float_t serviceXext = 16.0;
+
+ // Five Mother Volumes of PMD are Created
+ // Two Volumes EPM1 & EPM2 of Long Type
+ // Other Two Volumes EPM3 & EPM4 for Short Type
+ // Fifth Volume EFGD for Girders and its Carriage
+ // Four Volmes EPM1, EPM2, EPM3 & EPM4 are Placed such that
+ // to create a hole and avoid overlap with Beam Pipe
+
+ // Create Volume FOR EPM1
+ // X-dimension = fSMLengthax + Extended Iron Support(23.2cm) +
+ // Extension in Module(16cm) for full coverage of Detector + 1mm thick SS-Plate
+ // Y-dimension = fSMLengthay + Extended Iron Support(5.2cm)
+ // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
+ // Note:- EPM1 is a Volume of Air
+
+ Float_t gaspmd1[3];
+ gaspmd1[0] = fSMLengthax + serviceX/2.+ serviceXext/2. + 0.05; //0.05cm for the thickness of
+ gaspmd1[1] = fSMLengthay + serviceYa/2.; //SS-plate for cooling encloser
+ gaspmd1[2] = fSMthick/2.;
+
+ gMC->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd1, 3);
+
+
+ // Create Volume FOR EPM2
+
+ // X-dimension = fSMLengthax + Extended Iron Support(23.2cm) +
+ // Extension in Module(16cm) for full coverage of Detector + 1mm thick SS-Plate
+ // Y-dimension = fSMLengthay + Extended Iron Support(9.8cm)
+ // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
+ // Note:- EPM2 is a Volume of Air
+
+ Float_t gaspmd2[3];
+ gaspmd2[0] = fSMLengthax + serviceX/2. + serviceXext/2. + 0.05; //0.05cm for the thickness of
+ gaspmd2[1] = fSMLengthay + serviceYb/2.; //SS-plate for cooling encloser
+ gaspmd2[2] = fSMthick/2.;
+
+ gMC->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd2, 3);
+
+ // Create Volume FOR EPM3
+
+ // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm) +
+ // Extension in Module(16cm) for full coverage of Detector
+ // Y-dimension = fSMLengthby + Extended Iron Support(5.2cm)
+ // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
+ // Note:- EPM3 is a Volume of Air
+
+
+ Float_t gaspmd3[3];
+ gaspmd3[0] = fSMLengthbx + serviceX/2. + serviceXext/2.+ 0.05; //0.05cm for the thickness of
+ gaspmd3[1] = fSMLengthby + serviceYa/2.; //SS-plate for cooling encloser
+ gaspmd3[2] = fSMthick/2.;
+
+ gMC->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd3, 3);
+
+ // Create Volume FOR EPM4
+
+ // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm) +
+ // Extension in Module(16cm) for full coverage of Detector
+ // Y-dimension = fSMLengthby + Extended Iron Support(9.8cm)
+ // Z-dimension = fSMthick/2.; fSMthick=17cm is full profile of PMD in Z-Side
+ // Note:- EPM4 is a Volume of Air
+
+ Float_t gaspmd4[3];
+ gaspmd4[0] = fSMLengthbx + serviceX/2. + serviceXext/2.+ 0.05; //0.05cm for the thickness of
+ gaspmd4[1] = fSMLengthby + serviceYb/2.; //SS-plate for cooling encloser
+ gaspmd4[2] = fSMthick/2.;
+
+ gMC->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd4, 3);
+
+ // Create the Fifth Mother Volume of Girders and its Carriage
+ //-------------------------------------------------------------//
+ // Create the Girders
+
+ // X-dimension = 238.7cm
+ // Y-dimension = 12.0cm
+ // Z-dimension = 7.0cm
+ // Girders are the Volume of Iron
+ // And the Integer Assigned to SS is 618
+
+ Float_t grdr[3];
+ grdr[0] = 238.7/2.;
+ grdr[1] = 12.0/2.;
+ grdr[2] = 7.0/2.;
+
+ gMC->Gsvolu("EGDR", "BOX", idtmed[618], grdr, 3);
+
+ // Create Air Strip for Girders as the Girders are hollow
+ // Girders are 1cm thick in Y and Z on both sides
+
+ Float_t airgrdr[3];
+ airgrdr[0] = grdr[0];
+ airgrdr[1] = grdr[1] - 1.0;
+ airgrdr[2] = grdr[2] - 1.0;
+
+ gMC->Gsvolu("EAIR", "BOX", idtmed[698], airgrdr, 3);
+
+ // Positioning the air strip EAIR in girder EGDR
+ gMC->Gspos("EAIR", 1, "EGDR", 0., 0., 0., 0, "ONLY");
+
+ // Create the Carriage for Girders
+ // Originally, Carriage is divided in two parts
+ // 64.6cm on -X side, 44.2cm on +X side and 8.2cm is the gap between two
+ // In approximation we have taken these together as a single Volume
+ // With X = 64.6cm + 44.2cm + 8.2cm
+ // Y-dimension = 4.7cm
+ // Z-dimension = 18.5cm
+ // Carriage is a Volume of SS
+
+ Float_t xgrdr[3];
+ xgrdr[0] = (64.6 + 44.2 + 8.2)/2.;
+ xgrdr[1] = 4.7/2.;
+ xgrdr[2] = 18.5/2.;
+
+ gMC->Gsvolu("EXGD", "BOX", idtmed[618], xgrdr, 3);
+
+ // Create Air Strip for the Carriage EXGD as it is hollow
+ // Carriage is 1cm thick in Y on one side and in Z on both sides
+
+ Float_t xairgrdr[3];
+ xairgrdr[0] = xgrdr[0];
+ xairgrdr[1] = xgrdr[1] - 0.5;
+ xairgrdr[2] = xgrdr[2] - 1.0;
+
+ gMC->Gsvolu("EXIR", "BOX", idtmed[698], xairgrdr, 3);
+
+ // Positioning the air strip EXIR in CArriage EXGD
+ gMC->Gspos("EXIR", 1, "EXGD", 0., -0.05, 0., 0, "ONLY");
+
+ // Now Create the master volume of air containing Girders & Carriage
+
+ // X-dimension = same as X-dimension of Girders(EGDR)
+ // Y-dimension = Y of Girder(EGDR) + Y of Carriage(EXGD) + gap between two
+ // Z-dimenson = same as Z of Carriage(EXGD)
+ // Note:- It is a volume of Air
+
+ Float_t fulgrdr[3];
+ fulgrdr[0] = 238.7/2.;
+ fulgrdr[1] = 17.5/2.;
+ fulgrdr[2] = 18.5/2.;
+
+ gMC->Gsvolu("EFGD", "BOX", idtmed[698], fulgrdr, 3);
+
+ // Positioning the EGDR and EXGD in EFGD
+
+ gMC->Gspos("EXGD", 1, "EFGD", 0., 6.4, 0., 0, "ONLY");
+ gMC->Gspos("EGDR", 1, "EFGD", 0., -2.75, -5.75, 0, "ONLY");
+ gMC->Gspos("EGDR", 2, "EFGD", 0., -2.75, 5.75, 0, "ONLY");
+
+ //=========== Mother Volumes are Created ============================//
+
+ // Create the Volume of 1mm thick SS-Plate for cooling encloser
+ // These are placed on the side close to the Beam Pipe
+ // SS-Plate is perpendicular to the plane of Detector
+
+ // For LONG TYPE
+
+ // For EPM1
+ // X-dimension = 0.1cm
+ // Y-dimension = same as Y of EPM1
+ // Z-dimension = Y of EPM1 - 0.1; 0.1cm is subtracted as 1mm thick
+ // FR4 sheets for the detector encloser placed on both sides
+ // It is a Volume of SS
+ // Integer assigned to SS is 618
+
+ Float_t sscoolencl1[3];
+ sscoolencl1[0] = 0.05;
+ sscoolencl1[1] = gaspmd1[1];
+ sscoolencl1[2] = gaspmd1[2] - 0.2/2.;
+
+ gMC->Gsvolu("ESC1", "BOX", idtmed[618], sscoolencl1, 3);
+
+ // Placement of ESC1 in EPM1
+ gMC->Gspos("ESC1", 1, "EPM1", -gaspmd1[0] + 0.05, 0., 0., 0, "ONLY");
+
+
+ // For EPM2
+ // X-dimension = 0.1cm
+ // Y-dimension = same as Y of EPM2
+ // Z-dimension = Y of EPM2 - 0.1; 0.1cm is subtracted as 1mm thick
+ // FR4 sheets for the detector encloser placed on both sides
+ // It is a Volume of SS
+
+ Float_t sscoolencl2[3];
+ sscoolencl2[0] = 0.05;
+ sscoolencl2[1] = gaspmd2[1];
+ sscoolencl2[2] = gaspmd2[2] - 0.2/2.;
+
+ gMC->Gsvolu("ESC2", "BOX", idtmed[618], sscoolencl2, 3);
+
+ // Placement of ESC2 in EPM2
+ gMC->Gspos("ESC2", 1, "EPM2", gaspmd2[0] - 0.05 , 0., 0., 0, "ONLY");
+
+ // For SHORT TYPE
+
+ // For EPM3
+ // X-dimension = 0.1cm
+ // Y-dimension = same as Y of EPM3
+ // Z-dimension = Y of EPM3 - 0.1; 0.1cm is subtracted as 1mm thick
+ // FR4 sheets for the detector encloser placed on both sides
+ // It is a Volume of SS
+
+ Float_t sscoolencl3[3];
+ sscoolencl3[0] = 0.05;
+ sscoolencl3[1] = gaspmd3[1];
+ sscoolencl3[2] = gaspmd3[2] - 0.2/2.;
+
+ gMC->Gsvolu("ESC3", "BOX", idtmed[618], sscoolencl3, 3);
+
+ // Placement of ESC3 in EPM3
+ gMC->Gspos("ESC3", 1, "EPM3", gaspmd3[0] - 0.05 , 0., 0., 0, "ONLY");
+
+
+ // For EPM4
+ // X-dimension = 0.1cm
+ // Y-dimension = same as Y of EPM4
+ // Z-dimension = Y of EPM4 - 0.1; 0.1cm is subtracted as 1mm thick
+ // FR4 sheets for the detector encloser placed on both sides
+ // It is a Volume of SS
+
+ Float_t sscoolencl4[3];
+ sscoolencl4[0] = 0.05;
+ sscoolencl4[1] = gaspmd4[1];
+ sscoolencl4[2] = gaspmd4[2] - 0.2/2.;
+
+ gMC->Gsvolu("ESC4", "BOX", idtmed[618], sscoolencl4, 3);
+
+ // Placement of ESC4 in EPM4
+ gMC->Gspos("ESC4", 1, "EPM4", -gaspmd4[0] + 0.05 , 0., 0., 0, "ONLY");
+
+ //======== CREATE SS SUPPORTS FOR EPM1, EPM2, EPM3 & EPM4 =========//
+ // --- DEFINE SS volumes for EPM1 & EPM2 ---
+
+ // Create SS Support For EPM1
+
+ // X-dimension = fSMLengthax + Extended Iron Support(23.2cm)
+ // Y-dimension = fSMLengthay + Extended Iron Support(5.2cm)
+ // Z-dimension = thickness of Iron support(0.5cm)
+ // It is a Volume of SS
+ // Integer assigned to SS is 618
+
+ Float_t dboxFea1[3];
+ dboxFea1[0] = fSMLengthax + serviceX/2.;
+ dboxFea1[1] = fSMLengthay + serviceYa/2.;
+ dboxFea1[2] = fgkThSteel/2.;
+
+ gMC->Gsvolu("EFE1","BOX", idtmed[618], dboxFea1, 3);
+
+
+ // Create SS Support For EPM2
+
+ // X-dimension = fSMLengthax + Extended Iron Support(23.2cm)
+ // Y-dimension = fSMLengthay + Extended Iron Support(9.8cm)
+ // Z-dimension = thickness of Iron support(0.5cm)
+ // It is a Volume of SS
+ // Integer assigned to SS is 618
+
+ Float_t dboxFea2[3];
+ dboxFea2[0] = fSMLengthax + serviceX/2.;
+ dboxFea2[1] = fSMLengthay + serviceYb/2.;
+ dboxFea2[2] = fgkThSteel/2.;
+
+ gMC->Gsvolu("EFE2","BOX", idtmed[618], dboxFea2, 3);
+
+ // Create SS Support For EPM3
+
+ // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm)
+ // Y-dimension = fSMLengthby + Extended Iron Support(5.2cm)
+ // Z-dimension = thickness of Iron support(0.5cm)
+ // It is a Volume of SS
+ // Integer assigned to SS is 618
+
+ Float_t dboxFea3[3];
+ dboxFea3[0] = fSMLengthbx + serviceX/2.;
+ dboxFea3[1] = fSMLengthby + serviceYa/2.;
+ dboxFea3[2] = fgkThSteel/2.;
+
+ gMC->Gsvolu("EFE3","BOX", idtmed[618], dboxFea3, 3);
+
+ // Create SS Support For EPM4
+
+ // X-dimension = fSMLengthbx + Extended Iron Support(23.2cm)
+ // Y-dimension = fSMLengthby + Extended Iron Support(9.8cm)
+ // Z-dimension = thickness of Iron support(0.5cm)
+ // It is a Volume of SS
+ // Integer assigned to SS is 618
+
+ Float_t dboxFea4[3];
+ dboxFea4[0] = fSMLengthbx + serviceX/2.;
+ dboxFea4[1] = fSMLengthby + serviceYb/2.;
+ dboxFea4[2] = fgkThSteel/2.;
+
+ gMC->Gsvolu("EFE4","BOX", idtmed[618], dboxFea4, 3);
+
+
+ //=============== Volumes for SS support are Completed =============//
+
+ // Create FR4 Sheets to enclose the PMD which are Placed parallel to the
+ // plane of the detector. Four FR4 sheets are created with the dimensions
+ // corresponding to the Iron Supports
+ // This is cooling encloser.
+
+ // Create FR4 sheet ECC1
+ // X-dimension = same as EFE1
+ // Y-dimension = same as EFE1
+ // Z-dimension = 0.1cm
+ // FR4 medium is same as that of G10
+ // Integer assigned to FR4 medium is 607
+
+ Float_t enclos1[3];
+ enclos1[0] = dboxFea1[0];
+ enclos1[1] = dboxFea1[1];
+ enclos1[2] = 0.05;
+
+ gMC->Gsvolu("ECC1", "BOX", idtmed[607], enclos1, 3);
+
+ // Create FR4 sheet ECC2
+ // X-dimension = same as EFE2
+ // Y-dimension = same as EFE2
+ // Z-dimension = 0.1cm
+
+ Float_t enclos2[3];
+ enclos2[0] = dboxFea2[0];
+ enclos2[1] = dboxFea2[1];
+ enclos2[2] = 0.05;
+
+ gMC->Gsvolu("ECC2", "BOX", idtmed[607], enclos2, 3);
+
+ // Create FR4 sheet ECC3
+ // X-dimension = same as EFE3
+ // Y-dimension = same as EFE3
+ // Z-dimension = 0.1cm
+
+ Float_t enclos3[3];
+ enclos3[0] = dboxFea3[0];
+ enclos3[1] = dboxFea3[1];
+ enclos3[2] = 0.05;
+
+ gMC->Gsvolu("ECC3", "BOX", idtmed[607], enclos3, 3);
+
+ // Create FR4 sheet ECC4
+ // X-dimension = same as EFE4
+ // Y-dimension = same as EFE4
+ // Z-dimension = 0.1cm
+
+ Float_t enclos4[3];
+ enclos4[0] = dboxFea4[0];
+ enclos4[1] = dboxFea4[1];
+ enclos4[2] = 0.05;
+
+ gMC->Gsvolu("ECC4", "BOX", idtmed[607], enclos4, 3);
+
+ //--------------- FR4 SHEETS COMPLETED ---------------------------//
+
+ //------------- Create the SS-Channels(Horizontal Rails) to Place
+ // Unit Modules on SS Support -------------------------------------//
+
+ // Two types of SS-Channels are created
+ // as we have two types of modules
+
+ // Create SS-channel for Long Type
+ // X-dimension = same as Lead Plate ELDA
+ // Y-dimension = 0.1cm
+ // Z-dimension = 2.0cm
+ // Volume medium is SS
+
+ Float_t channel12[3];
+ channel12[0] = fSMLengthax;
+ channel12[1] = 0.05;
+ channel12[2] = 2.0/2.;
+
+ gMC->Gsvolu("ECHA", "BOX", idtmed[618], channel12, 3);
+
+ // Create SS-channel for Short Type
+ // X-dimension = same as Lead Plate ELDB
+ // Y-dimension = 0.1cm
+ // Z-dimension = 2.0cm
+ // Volume medium is SS
+
+ Float_t channel34[3];
+ channel34[0] = fSMLengthbx;
+ channel34[1] = 0.05;
+ channel34[2] = 2.0/2.;
+
+ gMC->Gsvolu("ECHB", "BOX", idtmed[618], channel34, 3);
+
+ //----------------- SS-Channels are Copmleted --------------------//
+
+ //========= POSITIONING OF SS SUPPORT AND LEAD PLATES IN QUADRANTS =====//
+
+ /**************** Z-Distances of different Components **********/
+
+ Float_t zcva,zfea,zpba,zpsa,zchanVeto,zchanPS, zelvdbVeto, zelvdbPS;
+
+
+ zpba = - fgkThSteel/2.; //z-position of Pb plate
+ zfea = fgkThLead/2.; //z-position of SS-Support
+ zchanVeto = zpba - fgkThLead/2. - channel12[2]; //z-position of SS-channel on Veto
+ zchanPS = zfea + fgkThSteel/2. + channel12[2]; //z-position of SS-channel on Preshower
+ zpsa = zfea + fgkThSteel/2. + fDthick; //z-position of Preshower
+ zcva = zpba - fgkThLead/2.- fDthick; //z-position of Veto
+
+ zelvdbVeto = zpba + fgkThLead/2. - 8.9/2.; //z-position of LVDBs on Veto side
+ zelvdbPS = zfea + fgkThSteel/2. + 7.4/2.; //z-position of LVDBs on Preshower side
+
+ // FOR LONG TYPE
+ Float_t xLead1,yLead1,zLead1, xLead2,yLead2,zLead2;
+ Float_t xIron1,yIron1,zIron1, xIron2,yIron2,zIron2;
+
+
+ xIron1 = - 16.0/2. + 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed
+ yIron1 = 0.;
+ zIron1 = zfea;
+
+ xIron2 = 16.0/2. - 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed
+ yIron2 = 0.;
+ zIron2 = zfea;
+
+
+ xLead1 = xIron1 - 23.2/2.;
+ yLead1 = -5.2/2.;
+ zLead1 = zpba;
+
+ xLead2 =xIron2 + 23.2/2.;
+ yLead2 = 9.8/2.;
+ zLead2 = zpba;
+
+ gMC->Gspos("EFE1", 1, "EPM1", xIron1, yIron1, zfea, 0, "ONLY");
+ gMC->Gspos("ELDA", 1, "EPM1", xLead1, yLead1, zpba, 0, "ONLY");
+ gMC->Gspos("EFE2", 1, "EPM2", xIron2, yIron2, zfea, 0, "ONLY");
+ gMC->Gspos("ELDA", 1, "EPM2", xLead2, yLead2, zpba, jhrot12, "ONLY");
+
+
+ // FOR SHORT TYPE
+ Float_t xLead3,yLead3,zLead3, xLead4,yLead4,zLead4;
+ Float_t xIron3,yIron3,zIron3, xIron4,yIron4,zIron4;
+
+
+ xIron3 = 16.0/2.- 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed ;
+ yIron3 = 0.;
+ zIron3 = zfea;
+
+ xIron4 = - 16.0/2.+ 0.1/2.; // half of 0.1cm is added as 1mm SS sheet is placed;
+ yIron4 = 0.;
+ zIron4 = zfea;
+
+ xLead3 = xIron3 + 23.2/2.;
+ yLead3 = -5.2/2.;
+ zLead3 = zpba;
+
+ xLead4 = xIron4 - 23.2/2.;
+ yLead4 = 9.8/2.;
+ zLead4 = zpba;
+
+ gMC->Gspos("EFE3", 1, "EPM3", xIron3, yIron3, zfea, 0, "ONLY");
+ gMC->Gspos("ELDB", 1, "EPM3", xLead3, yLead3, zpba, 0, "ONLY");
+ gMC->Gspos("EFE4", 1, "EPM4", xIron4, yIron4, zfea, 0, "ONLY");
+ gMC->Gspos("ELDB", 1, "EPM4", xLead4, yLead4, zpba, jhrot12, "ONLY");
+
+ //===================================================================//
+ // Placement of FR4 sheets as encloser of full profile of PMD
+
+ gMC->Gspos("ECC1", 1, "EPM1", xIron1, yIron1, -8.45, 0, "ONLY");
+ gMC->Gspos("ECC2", 1, "EPM2", xIron2, yIron2, -8.45, 0,"ONLY");
+ gMC->Gspos("ECC3", 1, "EPM3", xIron3, yIron3, -8.45, 0,"ONLY");
+ gMC->Gspos("ECC4", 1, "EPM4", xIron4, yIron4, -8.45, 0,"ONLY");
+
+ gMC->Gspos("ECC1", 2, "EPM1", xIron1, yIron1, 8.45, 0, "ONLY");
+ gMC->Gspos("ECC2", 2, "EPM2", xIron2, yIron2, 8.45, 0,"ONLY");
+ gMC->Gspos("ECC3", 2, "EPM3", xIron3, yIron3, 8.45, 0,"ONLY");
+ gMC->Gspos("ECC4", 2, "EPM4", xIron4, yIron4, 8.45, 0,"ONLY");
+
+ //----------------- NOW TO PLACE SS-CHANNELS -----------------------//
+
+ Float_t xchanepm11, ychanepm11,ychanepm12;
+ Float_t xchanepm21, ychanepm21,ychanepm22;
+ Float_t xchanepm31, ychanepm31,ychanepm32,ychanepm33,ychanepm34;
+ Float_t xchanepm41, ychanepm41,ychanepm42,ychanepm43,ychanepm44;
+
+ xchanepm11 = xLead1;
+ ychanepm11 = ya1 + yLead1 + dboxSS1[1] + 0.1 + 0.1/2.;
+ ychanepm12 = ya1 + yLead1 - dboxSS1[1] - 0.1 - 0.1/2.;
+
+ xchanepm21 = xLead2;
+ ychanepm21 = -ya1 + yLead2 - dboxSS1[1] - 0.1 - 0.1/2.;
+ ychanepm22 = -ya1 + yLead2 + dboxSS1[1] + 0.1 + 0.1/2.;
+
+ gMC->Gspos("ECHA", 1, "EPM1", xchanepm11, ychanepm11, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHA", 2, "EPM1", xchanepm11, ychanepm12, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHA", 3, "EPM1", xchanepm11, ychanepm11, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHA", 4, "EPM1", xchanepm11, ychanepm12, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHA", 1, "EPM2", xchanepm21, ychanepm21, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHA", 2, "EPM2", xchanepm21, ychanepm22, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHA", 3, "EPM2", xchanepm21, ychanepm21, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHA", 4, "EPM2", xchanepm21, ychanepm22, zchanVeto, 0, "ONLY");
+
+ xchanepm31 = xLead3;
+ ychanepm31 = yb1 + yLead3 + dboxSS2[1] + 0.1 + 0.1/2.;
+ ychanepm32 = yb1 + yLead3 - dboxSS2[1] - 0.1 - 0.1/2.;
+ ychanepm33 = yb3 + yLead3 + dboxSS2[1] + 0.1 + 0.1/2.;
+ ychanepm34 = yb3 + yLead3 - dboxSS2[1] - 0.1 - 0.1/2.;
+
+ xchanepm41 = xLead4;
+ ychanepm41 = -yb1 + yLead4 - dboxSS2[1] - 0.1 - 0.1/2.;
+ ychanepm42 = -yb1 + yLead4 + dboxSS2[1] + 0.1 + 0.1/2.;
+ ychanepm43 = -yb3 + yLead4 - dboxSS2[1] - 0.1 - 0.1/2.;
+ ychanepm44 = -yb3 + yLead4 + dboxSS2[1] + 0.1 + 0.1/2.;
+
+
+ gMC->Gspos("ECHB", 1, "EPM3", xchanepm31, ychanepm31, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHB", 2, "EPM3", xchanepm31, ychanepm32, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHB", 3, "EPM3", xchanepm31, ychanepm33, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHB", 4, "EPM3", xchanepm31, ychanepm34 + 0.200005, zchanPS, 0, "ONLY");
+ // Because of overlaping a factor 0.200005 is added in ychanepm34
+
+ gMC->Gspos("ECHB", 5, "EPM3", xchanepm31, ychanepm31, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHB", 6, "EPM3", xchanepm31, ychanepm32, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHB", 7, "EPM3", xchanepm31, ychanepm33, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHB", 8, "EPM3", xchanepm31, ychanepm34 + 0.200005, zchanVeto, 0, "ONLY");
+ // Because of overlaping a factor 0.200005 is added in ychanepm34
+
+ gMC->Gspos("ECHB", 1, "EPM4", xchanepm41, ychanepm41, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHB", 2, "EPM4", xchanepm41, ychanepm42, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHB", 3, "EPM4", xchanepm41, ychanepm43, zchanPS, 0, "ONLY");
+ gMC->Gspos("ECHB", 4, "EPM4", xchanepm41, ychanepm44 - 0.200002, zchanPS, 0, "ONLY");
+ // Because of overlaping a factor 0.200002 is subtracted in ychanepm44
+
+ gMC->Gspos("ECHB", 5, "EPM4", xchanepm41, ychanepm41, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHB", 6, "EPM4", xchanepm41, ychanepm42, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHB", 7, "EPM4", xchanepm41, ychanepm43, zchanVeto, 0, "ONLY");
+ gMC->Gspos("ECHB", 8, "EPM4", xchanepm41, ychanepm44 -0.200002, zchanVeto, 0, "ONLY");
+ // Because of overlaping a factor 0.200002 is subtracted in ychanepm44
+
+ //================= Channel Placement Completed ======================//
+ //============ Now to Create Al Box and then LVDBs and Cables //
+ // are Placed inside it //
+
+ // Eight Al Boxes are created, four on Preshower side
+ // and four on Veto side
+
+ // FOR PRESHOWER
+
+ // First to Create hollow Al Box
+ // there are two types of modules, therefore, two Al box of
+ // long type and two of short type are created
+
+ // For Long Type
+ // X-dimension = 16.5cm
+ // Y-dimension = same as EFE1
+ // Z-dimension = 7.4cm
+ // Integer assigned to Al medium is 603
+
+ Float_t esvdA1[3];
+ esvdA1[0]= 16.5/2.;
+ esvdA1[1]= dboxFea1[1];
+ esvdA1[2]= 7.4/2.;
+
+ gMC->Gsvolu("ESV1", "BOX", idtmed[603], esvdA1, 3);
+ gMC->Gsvolu("ESV2", "BOX", idtmed[603], esvdA1, 3);
+
+ // Create Air strip for Al Boxes type-A
+ // Al boxes are 3mm thick In X and Z on both sides
+ // X-dimension = 16.5cm - 0.3cm
+ // Y-dimension = same as EFE1
+ // Z-dimension = 7.4cm - 0.3cm
+
+ Float_t eairA1[3];
+ eairA1[0]= esvdA1[0] - 0.3;
+ eairA1[1]= esvdA1[1];
+ eairA1[2]= esvdA1[2] - 0.3;
+
+ gMC->Gsvolu("EIR1", "BOX", idtmed[698], eairA1, 3);
+ gMC->Gsvolu("EIR2", "BOX", idtmed[698], eairA1, 3);
+
+ // Put air strips EIR1 & EIR2 inside ESV1 & ESV2 respectively
+ gMC->Gspos("EIR1", 1, "ESV1", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("EIR2", 1, "ESV2", 0., 0., 0., 0, "ONLY");
+
+
+ // For Short Type
+ // X-dimension = 16.5cm
+ // Y-dimension = same as EFE3
+ // Z-dimension = 7.4cm
+
+ Float_t esvdA2[3];
+ esvdA2[0]= esvdA1[0];
+ esvdA2[1]= dboxFea3[1];
+ esvdA2[2]= esvdA1[2];
+
+ gMC->Gsvolu("ESV3", "BOX", idtmed[603], esvdA2, 3);
+ gMC->Gsvolu("ESV4", "BOX", idtmed[603], esvdA2, 3);
+
+ // Create Air strip for Al Boxes type-B
+ // Al boxes are 3mm thick In X and Z on both sides
+ // X-dimension = 16.5cm - 0.3cm
+ // Y-dimension = same as EFE3
+ // Z-dimension = 7.4cm - 0.3cm
+
+ Float_t eairA2[3];
+ eairA2[0]= esvdA2[0] - 0.3;
+ eairA2[1]= esvdA2[1];
+ eairA2[2]= esvdA2[2] - 0.3;
+
+ gMC->Gsvolu("EIR3", "BOX", idtmed[698], eairA2, 3);
+ gMC->Gsvolu("EIR4", "BOX", idtmed[698], eairA2, 3);
+
+ // Put air strips EIR3 & EIR4 inside ESV3 & ESV4 respectively
+ gMC->Gspos("EIR3", 1, "ESV3", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("EIR4", 1, "ESV4", 0., 0., 0., 0, "ONLY");
+
+
+ // FOR VETO
+
+ // First to Create hollow Al Box
+ // there are two types of modules, therefore, two Al box of
+ // long type and two of short type are created
+
+ // For Long Type
+ // X-dimension = 16.5cm
+ // Y-dimension = same as EFE1
+ // Z-dimension = 8.9cm
+ // Integer assigned to Al medium is 603
+
+ Float_t esvdB1[3];
+ esvdB1[0]= 16.5/2.;
+ esvdB1[1]= dboxFea1[1];
+ esvdB1[2]= 8.9/2.;
+
+ gMC->Gsvolu("EVV1", "BOX", idtmed[603], esvdB1, 3);
+ gMC->Gsvolu("EVV2", "BOX", idtmed[603], esvdB1, 3);
+
+ // Create Air strip for Al Boxes long type
+ // Al boxes are 3mm thick In X and Z on both sides
+ // X-dimension = 16.5cm - 0.3cm
+ // Y-dimension = same as EFE1
+ // Z-dimension = 8.9cm - 0.3cm
+
+ Float_t eairB1[3];
+ eairB1[0]= esvdB1[0] - 0.3;
+ eairB1[1]= esvdB1[1];
+ eairB1[2]= esvdB1[2] - 0.3;
+
+ gMC->Gsvolu("EIR5", "BOX", idtmed[698], eairB1, 3);
+ gMC->Gsvolu("EIR6", "BOX", idtmed[698], eairB1, 3);
+
+ // Put air strips EIR5 & EIR6 inside EVV1 & EVV2 respectively
+ gMC->Gspos("EIR5", 1, "EVV1", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("EIR6", 1, "EVV2", 0., 0., 0., 0, "ONLY");
+
+
+ // For Short Type
+ // X-dimension = 16.5cm
+ // Y-dimension = same as EFE3
+ // Z-dimension = 8.9cm
+ // Integer assigned to Al medium is 603
+
+ Float_t esvdB2[3];
+ esvdB2[0]= esvdB1[0];
+ esvdB2[1]= dboxFea3[1];
+ esvdB2[2]= esvdB1[2];
+
+ gMC->Gsvolu("EVV3", "BOX", idtmed[603], esvdB2, 3);
+ gMC->Gsvolu("EVV4", "BOX", idtmed[603], esvdB2, 3);
+
+
+ // Create Air strip for Al Boxes short type
+ // Al boxes are 3mm thick In X and Z on both sides
+ // X-dimension = 16.5cm - 0.3cm
+ // Y-dimension = same as EFE3
+ // Z-dimension = 8.9cm - 0.3cm
+
+ Float_t eairB2[3];
+ eairB2[0]= esvdB2[0] - 0.3;
+ eairB2[1]= esvdB2[1];
+ eairB2[2]= esvdB2[2] - 0.3;
+
+ gMC->Gsvolu("EIR7", "BOX", idtmed[698], eairB2, 3);
+ gMC->Gsvolu("EIR8", "BOX", idtmed[698], eairB2, 3);
+
+ // Put air strips EIR7 & EIR8 inside EVV3 & EVV4 respectively
+ gMC->Gspos("EIR7", 1, "EVV3", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("EIR8", 1, "EVV4", 0., 0., 0., 0, "ONLY");
+
+ //------------ Al Boxes Completed ----------------------/
+
+ //--------------Now Create LVDBs----------------------/
+
+ // LVDBs are the volumes of G10
+ // X-dimension = 10.0cm
+ // Y-dimension = 8.0cm
+ // Z-dimension = 0.2cm
+ // Integer assigned to the G10 medium is 607
+
+ Float_t elvdb[3];
+ elvdb[0]= 10.0/2.;
+ elvdb[1]= 8.0/2.;
+ elvdb[2]= 0.2/2.;
+
+ gMC->Gsvolu("ELVD", "BOX", idtmed[607], elvdb, 3);
+
+
+ // Put the LVDBs inside Air Boxes
+ Float_t yesvd = dboxFea1[1] - 25.0 - 4.0;
+
+ for(Int_t jj =1; jj<=6; jj++){
+
+ gMC->Gspos("ELVD", jj, "EIR1", 0., yesvd, 0., 0, "ONLY");
+ gMC->Gspos("ELVD", jj, "EIR2", 0., yesvd, 0., 0, "ONLY");
+
+ yesvd = yesvd - 4.0 - 0.5 - 4.0;
+
+ }
+
+ yesvd = dboxFea3[1] - 15.0 - 4.0;
+
+ for(Int_t jj =1; jj<=6; jj++){
+
+ gMC->Gspos("ELVD", jj, "EIR3", 0., yesvd, 0., 0, "ONLY");
+ gMC->Gspos("ELVD", jj, "EIR4", 0., yesvd, 0., 0, "ONLY");
+
+ yesvd = yesvd - 4.0 - 0.5 - 4.0;
+ }
+
+ yesvd = dboxFea1[1] - 25.0 - 4.0;
+
+ for(Int_t jj =1; jj<=6; jj++){
+
+ gMC->Gspos("ELVD", jj, "EIR5", 0., yesvd, 0., 0, "ONLY");
+ gMC->Gspos("ELVD", jj, "EIR6", 0., yesvd, 0., 0, "ONLY");
+
+ yesvd = yesvd - 4.0 - 0.5 - 4.0;
+ }
+
+ yesvd = dboxFea3[1] - 15.0 - 4.0;
+
+ for(Int_t jj =1; jj<=6; jj++){
+
+ gMC->Gspos("ELVD", jj, "EIR7", 0., yesvd, 0., 0, "ONLY");
+ gMC->Gspos("ELVD", jj, "EIR8", 0., yesvd, 0., 0, "ONLY");
+
+ yesvd = yesvd - 4.0 - 0.5 - 4.0;
+ }
+
+
+ //----------------- LVDBs Placement Completed--------------//
+
+ // ------------ Now Create Cables ------------------------//
+
+ // There are a number of cables
+ // We have reduced the number of volumes to 4
+ // And these 4 Volumes of Cables are placed repeatedly
+ // in the four quadrants (EPM1,2,3,4)
+ // The placement of Cables are in good approximations
+ // The material medium for Cables is a mixture of Plastic
+ // and Copper(Cu). Therefore, in a good approximation a mixture
+ // is created and Integer assigned to this medium is 631
+
+ Float_t cable1[3];
+ cable1[0] = 2.5/2.;
+ cable1[1] = dboxFea1[1];
+ cable1[2] = 2.4/2.;
+
+ gMC->Gsvolu("ECB1", "BOX", idtmed[631], cable1, 3);
+
+ Float_t cable2[3];
+ cable2[0] = 2.5/2.;
+ cable2[1] = dboxFea3[1];
+ cable2[2] = 2.4/2.;
+
+ gMC->Gsvolu("ECB2", "BOX", idtmed[631], cable2, 3);
+
+ Float_t cable3[3];
+ cable3[0] = 2.5/2.;
+ cable3[1] = dboxFea3[1] - dboxUM2[1];
+ cable3[2] = 2.4/2.;
+
+ gMC->Gsvolu("ECB3", "BOX", idtmed[631], cable3, 3);
+
+ Float_t cable4[3];
+ cable4[0] = 2.5/2.;
+ cable4[1] = dboxUM2[1];
+ cable4[2] = 2.4/2.;
+
+ gMC->Gsvolu("ECB4", "BOX", idtmed[631], cable4, 3);
+
+ // Calculation of the co-ordinates of Cables
+
+ Float_t xcable11pm2, xcable12pm2, xcable2pm1, xcable2pm2, xcable21pm4, xcable22pm4;
+ Float_t xcable3pm1, xcable3pm3, xcable3pm4, xcable4pm3;
+
+ Float_t ycable2pm1, ycable2pm2;
+ Float_t ycable3pm1, ycable3pm3, ycable3pm4, ycable4pm3;
+
+ Float_t zcablePS, zcableVeto;
+
+ xcable2pm1 = esvdA1[0] - 3.0 - cable1[0];
+ xcable3pm1 = xcable2pm1 - cable1[0] - 0.5 - cable1[0];
+
+ xcable11pm2 = -esvdA1[0]+ 3.0 + cable1[0];
+ xcable12pm2 = xcable11pm2 + cable1[0] + 0.5 + cable1[0];
+ xcable2pm2 = xcable12pm2 + cable1[0] + 0.5 + cable1[0];
+
+ xcable3pm3 = -esvdB1[0] + 3.0 + cable1[0];
+ xcable4pm3 = xcable3pm3 + cable1[0] + 0.5 + cable1[0];
+
+ xcable21pm4 = esvdB1[0] - 3.0 - cable1[0];
+ xcable22pm4 = xcable21pm4 - cable1[0] -0.5 - cable1[0];
+ xcable3pm4 = xcable22pm4 - cable1[0] -0.5 -cable1[0];
+
+ ycable2pm1 = -(esvdA1[1] - esvdA2[1]);
+ ycable3pm1 = -esvdA1[1] + cable3[1];
+
+ ycable2pm2 = -(esvdA1[1] - esvdA2[1]);
+
+ ycable3pm3 = -dboxUM2[1];
+ ycable4pm3 = -esvdA2[1] + dboxUM2[1];
+
+ ycable3pm4 = -dboxUM2[1];
+
+ zcablePS = -esvdA1[2] + 0.3 + cable1[2];
+ zcableVeto = esvdB1[2] - 0.3 - cable1[2];
-*/
-///////////////////////////////////////////////////////////////////////////////
-// //
-// Photon Multiplicity Detector Version 1 //
-// //
-//Begin_Html
-/*
-
-*/
-//End_Html
-// //
-///////////////////////////////////////////////////////////////////////////////
-#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;
+ // Placement of Cables in Air Boxes
+ gMC->Gspos("ECB2", 1, "EIR1", xcable2pm1, ycable2pm1, zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB3", 1, "EIR1", xcable3pm1, ycable3pm1, zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB2", 1, "EIR5", xcable2pm1, ycable2pm1, zcableVeto, 0, "ONLY");
+ gMC->Gspos("ECB3", 1, "EIR5", xcable3pm1, ycable3pm1, zcableVeto, 0, "ONLY");
+
+ gMC->Gspos("ECB1", 1, "EIR2", xcable11pm2, 0., zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB1", 2, "EIR2", xcable12pm2, 0., zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB2", 1, "EIR2", xcable2pm2, ycable2pm2, zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB1", 1, "EIR6", xcable11pm2, 0., zcableVeto, 0, "ONLY");
+ gMC->Gspos("ECB1", 2, "EIR6", xcable12pm2, 0., zcableVeto, 0, "ONLY");
+ gMC->Gspos("ECB2", 1, "EIR6", xcable2pm2, ycable2pm2, zcableVeto, 0, "ONLY");
+
+ gMC->Gspos("ECB3", 1, "EIR3", xcable3pm3, ycable3pm3, zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB4", 1, "EIR3", xcable4pm3, ycable4pm3, zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB3", 1, "EIR7", xcable3pm3, ycable3pm3, zcableVeto, 0, "ONLY");
+ gMC->Gspos("ECB4", 1, "EIR7", xcable4pm3, ycable4pm3, zcableVeto, 0, "ONLY");
+
+ gMC->Gspos("ECB2", 1, "EIR4", xcable21pm4, 0., zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB2", 2, "EIR4", xcable22pm4, 0., zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB3", 1, "EIR4", xcable3pm4, ycable3pm4, zcablePS, 0, "ONLY");
+ gMC->Gspos("ECB2", 1, "EIR8", xcable21pm4, 0., zcableVeto, 0, "ONLY");
+ gMC->Gspos("ECB2", 2, "EIR8", xcable22pm4, 0., zcableVeto, 0, "ONLY");
+ gMC->Gspos("ECB3", 1, "EIR8", xcable3pm4, ycable3pm4, zcableVeto, 0, "ONLY");
+
-ClassImp(AliPMDv1)
-
-//_____________________________________________________________________________
-AliPMDv1::AliPMDv1()
-{
- //
- // Default constructor
- //
- fMedSens=0;
-}
-
-//_____________________________________________________________________________
-AliPMDv1::AliPMDv1(const char *name, const char *title)
- : AliPMD(name,title)
-{
- //
- // Standard constructor
- //
- fMedSens=0;
-}
-//_____________________________________________________________________________
-void AliPMDv1::CreateGeometry()
-{
- //
- // Create geometry for Photon Multiplicity Detector Version 1
- //
- //Begin_Html
- /*
- 
- */
- //End_Html
- //Begin_Html
- /*
- 
- */
- //End_Html
- CreatePads();
- CreateInside();
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::CreateInside()
-{
- //
- // Create inside of Pads
- //
- // -- 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;
-// 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.);
- 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;
+
+ //=============== NOW POSITIONING THE Al Boxes IN EPM'S================//
- // 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
- // ------ ----- ------ : ---------------------------
-
- // DPMD SIPMD AIR : INSIDE PMD and its SIZE
-
-
-
- // *** Define the DPMD Volume and fill with air ***
-
- gMC->Gsvolu("DPMD", "TUBE", idtmed[698], sipmd, 3);
- gMC->Gsvolu("PM01", "TUBE", idtmed[698], sip01, 3);
- gMC->Gsvolu("PM02", "TUBE", idtmed[698], sip02, 3);
- gMC->Gsvolu("PM03", "TUBE", idtmed[698], sip03, 3);
- gMC->Gsvolu("PM04", "TUBE", idtmed[698], sip04, 3);
- gMC->Gsvolu("PM05", "TUBE", idtmed[698], sip05, 3);
- gMC->Gsvolu("PM06", "TUBE", idtmed[698], sip06, 3);
- gMC->Gsvolu("PM07", "TUBE", idtmed[698], sip07, 3);
- gMC->Gsvolu("PM08", "TUBE", idtmed[698], sip08, 3);
- gMC->Gsvolu("PM09", "TUBE", idtmed[698], sip09, 3);
- gMC->Gsvolu("PM10", "TUBE", idtmed[698], sip10, 3);
- gMC->Gsvolu("PM11", "TUBE", idtmed[698], sip11, 3);
- gMC->Gsvolu("PM12", "TUBE", idtmed[698], sip12, 3);
- gMC->Gsvolu("PM13", "TUBE", idtmed[698], sip13, 3);
- gMC->Gsvolu("PM14", "TUBE", idtmed[698], sip14, 3);
- gMC->Gsvolu("PMDL", "TUBS", idtmed[698], sipmdl, 5);
- gMC->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;
- gMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
- gMC->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;
- gMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
- gMC->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);
- }
-// gMC->Gspos("PM01", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM02", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM03", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM04", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM05", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM06", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM07", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM08", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM09", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM10", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM11", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM12", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->Gspos("PM13", 1, "DPMD", 0.,0.,0., 0, "ONLY");
-// gMC->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;
-// gMC->Gspos("PMDL", 1, "DPMD", xp,yp,0., 0, "ONLY");
-// gMC->Gspos("PMDR", 1, "DPMD", xp,yp,0., 0, "ONLY");
- gMC->Gspos("DPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY");
-
-}
+
+ gMC->Gspos("ESV1", 1, "EPM1", dboxFea1[0] - esvdA1[0] - 8.0, 0., zelvdbPS, 0, "ONLY");
+ gMC->Gspos("EVV1", 1, "EPM1", dboxFea1[0] - esvdB1[0] - 8.0, 0., zelvdbVeto, 0, "ONLY");
+
+ gMC->Gspos("ESV2", 1, "EPM2", -dboxFea2[0] + esvdA1[0] + 8.0, 2.3, zelvdbPS, 0, "ONLY");
+ gMC->Gspos("EVV2", 1, "EPM2", -dboxFea2[0] + esvdB1[0] + 8.0, 2.3, zelvdbVeto, 0, "ONLY");
+
+ gMC->Gspos("ESV3", 1, "EPM3", -dboxFea3[0] + esvdA1[0] + 8.0, 0., zelvdbPS, 0, "ONLY");
+ gMC->Gspos("EVV3", 1, "EPM3", -dboxFea3[0] + esvdB1[0] + 8.0, 0., zelvdbVeto, 0, "ONLY");
+
+ gMC->Gspos("ESV4", 1, "EPM4", dboxFea4[0] - esvdA1[0] - 8.0, 2.3, zelvdbPS, 0, "ONLY");
+ gMC->Gspos("EVV4", 1, "EPM4", dboxFea4[0] - esvdB1[0] - 8.0, 2.3, zelvdbVeto, 0, "ONLY");
+
+ //==================================================================//
+ //====================== LAST THING IS TO INSTALL ELMB ================//
+
+ // ELMB,s are the G10 Volumes
-//_____________________________________________________________________________
-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.
-
-// 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).
-//
-
- 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];
- Int_t number;
- Int_t ihrotm,irotdm;
- const Float_t root3_cons = sqrt(3) /2.;
- Int_t *idtmed = fIdtmed->GetArray()-599;
+ // First to create Air Volume to place ELMBs
+ Float_t xelmb[3];
+ xelmb[0] = 10.0;
+ xelmb[1] = 4.0;
+ xelmb[2] = 0.5;
+
+ gMC->Gsvolu("ELMB", "BOX", idtmed[698], xelmb, 3);
+
+ // There are more G10 Volumes
+ // But in approximation, we reduced them to two
+ // ELM1 & ELM2
+
+ Float_t xelmb1[3];
+ xelmb1[0] = 9.7;
+ xelmb1[1] = 3.6;
+ xelmb1[2] = 0.1;
+
+ gMC->Gsvolu("ELM1", "BOX", idtmed[607], xelmb1, 3);
+
+ Float_t xelmb2[3];
+ xelmb2[0] = 6.0;
+ xelmb2[1] = 3.0;
+ xelmb2[2] = 0.1;
+
+ gMC->Gsvolu("ELM2", "BOX", idtmed[607], xelmb2, 3);
+
+ /******** NOW POSITIONING THE G10 VOLUMES ELM1 & ELM2 IN ELMB **********/
+
+ gMC->Gspos("ELM1", 1, "ELMB", 0., 0., -0.3, 0, "ONLY");
+ gMC->Gspos("ELM2", 1, "ELMB", 0., 0., 0.3, 0, "ONLY");
+
+ // Position co-ordinates of ELMBs in EPM2 & EPM4
+
+ Float_t xelmbepm2, xelmbepm4, yelmbepm2, yelmbepm4, zelmbPS, zelmbVeto;
+
+ xelmbepm2 = -gaspmd2[0] + 16.0 +23.2 + 2.5 + xelmb[0];
+ xelmbepm4 = gaspmd4[0] - 16.0 -23.2 - 2.5 - xelmb[0];
+
+ yelmbepm2 = -gaspmd2[1] + 1.0 + xelmb[1];
+ yelmbepm4 = -gaspmd4[1] + 1.0 + xelmb[1];
+
+ zelmbPS = zfea + fgkThSteel/2.+ xelmb[2];
+ zelmbVeto = zfea - fgkThSteel/2.- xelmb[2];
+
+ /************ NOW PLACE ELMB'S IN EPM2 & EPM4 *********************/
+
+ // There are total of 14 ELMB volumes
+ // three on both sides of EPM2 (total of 6)
+ // and four on both sides of EPM4 (total of 8)
+ // The ELMBs are placed at the bottom of
+ // SS support, which is the extended part
+
+ // Placement of ELMBs on EPM2
+ for(Int_t kk=1;kk<=3;kk++){
+ gMC->Gspos("ELMB", kk, "EPM2", xelmbepm2, yelmbepm2, zelmbPS, 0, "ONLY");
+ xelmbepm2 = xelmbepm2 + xelmb[0] + 0.5 + xelmb[0];
+ }
+
+ xelmbepm2 = -gaspmd2[0] + 16.0 +23.2 + 2.5 + xelmb[0];
+
+ for(Int_t kk=4;kk<=6;kk++){
+ gMC->Gspos("ELMB", kk, "EPM2", xelmbepm2, yelmbepm2, zelmbVeto, 0, "ONLY");
+ xelmbepm2 = xelmbepm2 + xelmb[0] + 0.5 + xelmb[0];
+ }
+
+ // Placement of ELMBs on EPM4
+ for(Int_t kk=1;kk<=4;kk++){
+ gMC->Gspos("ELMB", kk, "EPM4", xelmbepm4, yelmbepm4, zelmbPS, 0, "ONLY");
+ xelmbepm4 = xelmbepm4 - xelmb[0] - 0.5 - xelmb[0];
+ }
+
+ xelmbepm4 = gaspmd4[0] - 16.0 -23.2 - 2.5 - xelmb[0];
+ for(Int_t kk=5;kk<=8;kk++){
+ gMC->Gspos("ELMB", kk, "EPM4", xelmbepm4, yelmbepm4, zelmbVeto, 0, "ONLY");
+ xelmbepm4 = xelmbepm4 - xelmb[0] - 0.5 - xelmb[0];
+ }
+
+ //========= Placement of ELMBs Completed ============================/
+
+ // ------------- Now to Place Unit Modules in four quadrants
+ // EPM1, EPM2, EPM3 & EPM4 ---------------------//
+
+ // Position co-ordinates of Unit Modules
+
+ Double_t xcord[24];
+ Double_t ycord[24];
+
+ xcord[0] = xa1;
+ xcord[1] = xa2;
+ xcord[2] = xa3;
+ xcord[3] = xa1;
+ xcord[4] = xa2;
+ xcord[5] = xa3;
+ xcord[6] = -xa1;
+ xcord[7] = -xa2;
+ xcord[8] = -xa3;
+ xcord[9] = -xa1;
+ xcord[10] = -xa2;
+ xcord[11] = -xa3;
+ xcord[12] = xb1;
+ xcord[13] = xb2;
+ xcord[14] = xb1;
+ xcord[15] = xb2;
+ xcord[16] = xb1;
+ xcord[17] = xb2;
+ xcord[18] = -xb1;
+ xcord[19] = -xb2;
+ xcord[20] = -xb1;
+ xcord[21] = -xb2;
+ xcord[22] = -xb1;
+ xcord[23] = -xb2;
+
+ ycord[0] = ya1;
+ ycord[1] = ya1;
+ ycord[2] = ya1;
+ ycord[3] = ya2;
+ ycord[4] = ya2;
+ ycord[5] = ya2;
+ ycord[6] = -ya1;
+ ycord[7] = -ya1;
+ ycord[8] = -ya1;
+ ycord[9] = -ya2;
+ ycord[10] = -ya2;
+ ycord[11] = -ya2;
+ ycord[12] = yb1;
+ ycord[13] = yb1;
+ ycord[14] = yb2;
+ ycord[15] = yb2;
+ ycord[16] = yb3+0.100007; //Because of overlapping the factor 0.100007
+ ycord[17] = yb3+0.100007; // is added
+ ycord[18] = -yb1;
+ ycord[19] = -yb1;
+ ycord[20] = -yb2;
+ ycord[21] = -yb2;
+ ycord[22] = -yb3-0.100004; //Because of overlapping the factor 0.100007
+ ycord[23] = -yb3-0.100004; // is added
- 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)
-//
+
+ // Placement of unit modules EUM1 & EUV1(long type)
+ // and EUM2 & EUV2(short type)
+ // in the four quadrants EPM1, EPM2, EPM3 & EPM4
-// **** PAD SIZE 10 MM SQUARE EQUIVALENT
-//
-// Inner hex filled with gas
- gMC->Gsvolu("DP11", "PGON", idtmed[604], hexd2,10);
- gMC->Gsatt("DP11", "SEEN", 1);
-
-// Outer hex filled with Plastic
-//plastic gMC->Gsvolu("DS11", "PGON", idtmed[616], hexd1,10);
-// Iron
- gMC->Gsvolu("DS11", "PGON", idtmed[601], hexd1,10);
- gMC->Gsatt("DS11", "SEEN", 1);
-// --- place inner hex inside outer hex
- gMC->Gsposp("DP11", 1, "DS11", 0., 0., 0., 0, "ONLY", hexd2, 10);
-// 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;
-//
- gMC->Gsvolu("SUPR","PARA", idtmed[607], dpara_sm, 6);
- gMC->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.;
-//
- gMC->Gsvolu("SMSS","PARA", idtmed[601], dpara_ss, 6);
- gMC->Gsatt("SMSS", "SEEN", 1);
-// Air
- 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.;
-// gMC->Gsvolu("SMAR","PARA", idtmed[604], dpara_air, 6);
- gMC->Gsvolu("SMAR","PARA", idtmed[698], dpara_air, 6);
- gMC->Gsatt("SMAR", "SEEN", 1);
-//
-// volume for gas chamber (DW11)
-//
-// gMC->Gsvolu("DW11","PARA", idtmed[604], dpara, 6);
- gMC->Gsvolu("DW11","PARA", idtmed[698], dpara, 6);
- gMC->Gsatt("DW11", "SEEN", 1);
-// Place outer hex inside DW11
- yb = -dpara[1] + (1./root3_cons)*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(Int_t ii=0;ii<=5;ii++){
+ if(fModStatus[ii]){
+ gMC->Gspos("EUM1", ii, "EPM1", xcord[ii]+xLead1,ycord[ii]+yLead1, zpsa, 0, "ONLY");
+ }
+ }
+
+ for(Int_t ii=6;ii<=11;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUM1", ii, "EPM2", xcord[ii]+xLead2, ycord[ii]+yLead2, zpsa, jhrot12, "ONLY");
}
- for (i = 1; i <= npad2; ++i) {
- number = i+(j-1)*npad2;
- gMC->Gsposp("DS11", number, "DW11", xb, yb, zb, ihrotm, "ONLY", hexd1, 10);
- xb += (hexd1[6]*2.);
}
- xrow = xrow+1;
- yb += (hexd1[6]*sqrt(3.));
+
+ for(Int_t ii=12;ii<=17;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUM2", ii, "EPM3", xcord[ii]+xLead3, ycord[ii]+yLead3, zpsa, 0, "ONLY");
+ }
}
- Float_t z_ss,z_air1,z_air2,z_gas;
-// Place other components inside super module
- z_ss=-dpara_sm[2]+dpara_ss[2];
- gMC->Gspos("SMSS", 1, "SUPR", 0., 0., z_ss, 0, "ONLY");
- z_air1=z_ss+dpara_ss[2] +dpara_air[2];
- gMC->Gspos("SMAR", 1, "SUPR", 0., 0., z_air1, 0, "ONLY");
- z_gas=z_air1+dpara_air[2]+dpara[2]+0.1;
- gMC->Gspos("DW11", 1, "SUPR", 0., 0., z_gas, 0, "ONLY");
- z_air2=z_gas+dpara[2]+0.1+dpara_air[2];
- gMC->Gspos("SMAR", 2, "SUPR", 0., 0., z_air2, 0, "ONLY");
-
-// --- DEFINE MODules, iron, and lead voLUMES
-
-
-// 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.;
- gMC->Gsvolu("SUPB","PARA", idtmed[600], dpara_pb, 6);
- gMC->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.;
- gMC->Gsvolu("SUFE","PARA", idtmed[601], dpara_fe, 6);
- gMC->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.;
-
-//
- gMC->Gsvolu("DM11","PARA", idtmed[698], dpara_dm11, 6);
- gMC->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];
- gMC->Gspos("SUPR", 1, "DM11", 0., 0., z_ps, irotdm, "ONLY");
- z_pb=z_ps+dpara_sm[2]+dpara_pb[2];
- gMC->Gspos("SUPB", 1, "DM11", 0., 0., z_pb, 0, "ONLY");
- z_fe=z_pb+dpara_pb[2]+dpara_fe[2];
- gMC->Gspos("SUFE", 1, "DM11", 0., 0., z_fe, 0, "ONLY");
- z_cv=z_fe+dpara_fe[2]+dpara_sm[2];
- gMC->Gspos("SUPR", 2, "DM11", 0., 0., z_cv, 0, "ONLY");
-//
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::DrawModule()
-{
- //
- // Draw a shaded view of the Photon Multiplicity Detector
- //
+
+ for(Int_t ii=18;ii<=23;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUM2", ii, "EPM4", xcord[ii]+xLead4, ycord[ii]+yLead4, zpsa, jhrot12, "ONLY");
+ }
+ }
+
+ for(Int_t ii=24;ii<=29;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUV1", ii, "EPM1", xcord[ii-24]+xLead1, ycord[ii-24]+yLead1, zcva, 0, "ONLY");
+ }
+ }
+
+ for(Int_t ii=30;ii<=35;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUV1", ii, "EPM2", xcord[ii-24]+xLead2, ycord[ii-24]+yLead2, zcva, jhrot12, "ONLY");
+ }
+ }
+
+ for(Int_t ii=36;ii<=41;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUV2", ii, "EPM3", xcord[ii-24]+xLead3, ycord[ii-24]+yLead3, zcva, 0, "ONLY");
+ }
+ }
+
+ for(Int_t ii=42;ii<=47;ii++){
+ if(fModStatus[ii]) {
+ gMC->Gspos("EUV2", ii, "EPM4", xcord[ii-24]+xLead4, ycord[ii-24]+yLead4, zcva, jhrot12, "ONLY");
+ }
+ }
+
+ //-------------- Placement of Unit Modules Completed ---------------//
+
+ // ========== PLACE THE EPMD IN ALICE ======================//
+
+ // Now the Job to assemble the five mother volumes of PMD in ALICE
+
+ // Z-distance of PMD from Interaction Point
+
+ zp = fgkZdist;
+
+ // X and Y-positions of the EPM1, EPM2, EPM3 & EPM4
+ Float_t xfinal,yfinal;
+ Float_t xsm1, xsm2, xsm3, xsm4;
+ Float_t ysm1, ysm2, ysm3, ysm4;
+
+ xfinal = (fSMLengthax + serviceX/2. + serviceXext/2. + 0.05) + 0.48/2. +
+ (fSMLengthbx + serviceX/2. + serviceXext/2.+ 0.05);
- gMC->Gsatt("*", "seen", -1);
- gMC->Gsatt("alic", "seen", 0);
+ //Extra width of the SS plate on Support Structure on X-side and 1mm thick SS for cooling encloser
+ //Extra width of the SS plate on Support Structure on X-side for B-Type
+
+ yfinal = (fSMLengthay + serviceYa/2.)+ 0.20/2 + (fSMLengthby + serviceYb/2.);
+
+ //serviceYa is the Extra width of the SS plate on Support Structur on Y-side for EPM1 & EPM3
+ //serviceYb is the Extra width of the SS plate on Support Structur on Y-side for EPM2 & EPM4
+
+
+ xsm1 = xfinal - (fSMLengthax + serviceX/2. + serviceXext/2. + 0.05);
+ ysm1 = yfinal - (fSMLengthay + serviceYa/2.) - 2.3;
+
+ xsm2 = -xfinal + (fSMLengthax + serviceX/2. + serviceXext/2. + 0.05);
+ ysm2 = -yfinal + (fSMLengthay + serviceYb/2.) - 2.3;
+
+ xsm3 = -xfinal + (fSMLengthbx + serviceX/2. + serviceXext/2. + 0.05);
+ ysm3 = yfinal - (fSMLengthby + serviceYa/2.) - 2.3;
+
+ xsm4 = xfinal - (fSMLengthbx + serviceX/2. + serviceXext/2. + 0.05);
+ ysm4 = -yfinal + (fSMLengthby + serviceYb/2.) - 2.3;
+
+ //Position Full PMD in ALICE
//
- // Set the visibility of the components
- //
- gMC->Gsatt("DP11","seen",0);
- gMC->Gsatt("DS11","seen",1);
- gMC->Gsatt("DW11","seen",0);
- gMC->Gsatt("DM11","seen",1);
- gMC->Gsatt("DPMD","seen",0);
+ // EPM1 EPM3
+ //
+ // EPM4 EPM2
+ // (rotated EPM3) (rotated EPM1)
//
- 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");
+ // EFGD
+ // (Girders and its Carriage)
+
+ gMC->Gspos("EPM1", 1, "ALIC", xsm1,ysm1,zp, 0, "ONLY");
+ gMC->Gspos("EPM2", 1, "ALIC", xsm2,ysm2,zp, 0, "ONLY");
+
+ gMC->Gspos("EPM3", 1, "ALIC", xsm3,ysm3,zp, 0, "ONLY");
+ gMC->Gspos("EPM4", 1, "ALIC", xsm4,ysm4,zp, 0, "ONLY");
+
+ gMC->Gspos("EFGD", 1, "ALIC", 0., yfinal + fulgrdr[1], zp, 0, "ONLY");
}
//_____________________________________________________________________________
+
void AliPMDv1::CreateMaterials()
{
- //
- // Create materials for the PMD version 1
+ // Create materials for the PMD
//
// ORIGIN : Y. P. VIYOGI
//
+ // cout << " Inside create materials " << endl;
- // --- The Argon- CO2 mixture ---
- Float_t ag[2] = { 39.95 };
- Float_t zg[2] = { 18. };
- Float_t wg[2] = { .8,.2 };
- Float_t dar = .001782; // --- Ar density in g/cm3 ---
- // --- CO2 ---
- Float_t ac[2] = { 12.,16. };
- Float_t zc[2] = { 6.,8. };
- Float_t wc[2] = { 1.,2. };
- Float_t dc = .001977;
- Float_t dco = .002; // --- CO2 density in g/cm3 ---
-
- Float_t absl, radl, a, d, z;
- Float_t dg;
- Float_t x0ar;
- Float_t buf[1];
- Int_t nbuf;
- Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
- Float_t zsteel[4] = { 26.,24.,28.,14. };
- Float_t wsteel[4] = { .715,.18,.1,.005 };
-
- Int_t *idtmed = fIdtmed->GetArray()-599;
- Int_t isxfld = gAlice->Field()->Integ();
- Float_t sxmgmx = gAlice->Field()->Max();
+ Int_t isxfld = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Integ();
+ Float_t sxmgmx = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
// --- Define the various materials for GEANT ---
+
AliMaterial(1, "Pb $", 207.19, 82., 11.35, .56, 18.5);
- x0ar = 19.55 / dar;
- AliMaterial(2, "Argon$", 39.95, 18., dar, x0ar, 6.5e4);
- AliMixture(3, "CO2 $", ac, zc, dc, -2, wc);
+
+ // Argon
+
+ Float_t dAr = 0.001782; // --- Ar density in g/cm3 ---
+ Float_t x0Ar = 19.55 / dAr;
+ AliMaterial(2, "Argon$", 39.95, 18., dAr, x0Ar, 6.5e4);
+
+ // --- CO2 ---
+
+ Float_t aCO2[2] = { 12.,16. };
+ Float_t zCO2[2] = { 6.,8. };
+ Float_t wCO2[2] = { 1.,2. };
+ Float_t dCO2 = 0.001977;
+ AliMixture(3, "CO2 $", aCO2, zCO2, dCO2, -2, wCO2);
+
AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5);
+
+ // ArCO2
+
+ Float_t aArCO2[3] = {39.948,12.0107,15.9994};
+ Float_t zArCO2[3] = {18.,6.,8.};
+ Float_t wArCO2[3] = {0.7,0.08,0.22};
+ Float_t dArCO2 = dAr * 0.7 + dCO2 * 0.3;
+ AliMixture(5, "ArCO2$", aArCO2, zArCO2, dArCO2, 3, wArCO2);
+
AliMaterial(6, "Fe $", 55.85, 26., 7.87, 1.76, 18.5);
- AliMaterial(7, "W $", 183.85, 74., 19.3, .35, 10.3);
- AliMaterial(8, "G10 $", 20., 10., 1.7, 19.4, 999.);
- AliMaterial(9, "SILIC$", 28.09, 14., 2.33, 9.36, 45.);
- AliMaterial(10, "Be $", 9.01, 4., 1.848, 35.3, 36.7);
+
+ // G10
+
+ Float_t aG10[4]={1.,12.011,15.9994,28.086};
+ Float_t zG10[4]={1.,6.,8.,14.};
+ Float_t wG10[4]={0.15201,0.10641,0.49444,0.24714};
+ AliMixture(8,"G10",aG10,zG10,1.7,4,wG10);
+
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 $", 20., 10., 1.2, 34.6, 999.);
-
- AliMaterial(96, "MYLAR$", 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];
- gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
- ag[1] = a;
- zg[1] = z;
- dg = (dar * 4 + dco) / 5;
- AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
+
+ // Steel
+ Float_t aSteel[4] = { 55.847,51.9961,58.6934,28.0855 };
+ Float_t zSteel[4] = { 26.,24.,28.,14. };
+ Float_t wSteel[4] = { .715,.18,.1,.005 };
+ Float_t dSteel = 7.88;
+ AliMixture(19, "STAINLESS STEEL$", aSteel, zSteel, dSteel, 4, wSteel);
+
+
+ // --- CH2 : PLASTIC ---
+
+ Float_t aCH2[2] = { 12.,1.};
+ Float_t zCH2[2] = { 6.,1.};
+ Float_t wCH2[2] = { 1.,2.};
+ Float_t dCH2 = 0.95;
+ AliMixture(31, "CH2 $", aCH2, zCH2, dCH2, -2, wCH2);
+
+ // --- CABLES : 80% Plastic and 20% Copper ---
+
+ Float_t aCABLE[3] = { 12.,1.,63.5 };
+ Float_t zCABLE[3] = { 6.,1.,29. };
+ Float_t wCABLE[3] = { 0.6857, 0.1143, 0.2};
+ Float_t dCABLE = dCH2*0.8 + 8.96*0.2;
+ AliMixture(32, "CABLE $", aCABLE, zCABLE, dCABLE, 3, wCABLE);
+
+
+
+ //Air
+
+ Float_t aAir[4]={12.0107,14.0067,15.9994,39.948};
+ Float_t zAir[4]={6.,7.,8.,18.};
+ Float_t wAir[4]={0.000124,0.755267,0.231781,0.012827};
+ Float_t dAir1 = 1.20479E-10;
+ Float_t dAir = 1.20479E-3;
+ AliMixture(98, "Vacum$", aAir, zAir, dAir1, 4, wAir);
+ AliMixture(99, "Air $", aAir, zAir, dAir , 4, wAir);
// Define tracking media
- AliMedium(1, "Pb conv.$", 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(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
- AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
- AliMedium(9, "SILICON $", 9, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
- AliMedium(10, "Be $", 10, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
- AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .1, 10);
- AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .1, .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(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(5, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .10, .1);
+ AliMedium(6, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(19, "S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(32, "CABLE $", 32, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(98, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .10, 10);
+ AliMedium(99, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .10, .1);
+
+ AliDebug(1,"Outside create materials");
- // --- Generate explicitly delta rays in the iron, aluminium and lead ---
- gMC->Gstpar(idtmed[600], "LOSS", 3.);
- gMC->Gstpar(idtmed[600], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[603], "LOSS", 3.);
- gMC->Gstpar(idtmed[603], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[604], "LOSS", 3.);
- gMC->Gstpar(idtmed[604], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[605], "LOSS", 3.);
- gMC->Gstpar(idtmed[605], "DRAY", 1.);
-
- gMC->Gstpar(idtmed[606], "LOSS", 3.);
- gMC->Gstpar(idtmed[606], "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 ---
- 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 ---
- 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);
}
//_____________________________________________________________________________
+
void AliPMDv1::Init()
{
//
// Initialises PMD detector after it has been built
//
- 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");
+
//
+ AliDebug(2,"Inside Init");
+ AliDebug(2,"PMD simulation package (v1) initialised");
+ AliDebug(2,"parameters of pmd");
+ AliDebug(2,Form("%10.2f %10.2f %10.2f %10.2f\n",
+ fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist));
Int_t *idtmed = fIdtmed->GetArray()-599;
fMedSens=idtmed[605-1];
+ // --- Generate explicitly delta rays in the iron, aluminium and lead ---
+ // Gstpar is removed from this place and
+ // the energy cut offs in the medium moved to galice.cuts
+
+ //gMC->Gstpar(idtmed[605], "LOSS", 3.);
+ //gMC->Gstpar(idtmed[605], "DRAY", 1.);
+
+ // Visualization of volumes
+ gGeoManager->SetVolumeAttribute("ECAR", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECCU", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("ECCU", "COLO", 4);
+ gGeoManager->SetVolumeAttribute("EST1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EST2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EHC1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EHC2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EDGA", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EDGB", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EEGA", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EEGB", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EUM1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EUV1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EUM2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EUV2", "SEEN", 0);
+
+
+ gGeoManager->SetVolumeAttribute("EFEE", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EFEE", "COLO", 4);
+ gGeoManager->SetVolumeAttribute("EFBA", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EFBA", "COLO", 4);
+ gGeoManager->SetVolumeAttribute("EFBB", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EFBB", "COLO", 4);
+
+ gGeoManager->SetVolumeAttribute("ELDA", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ELDB", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("EFE1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EFE2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EFE3", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EFE4", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("ESC1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC1", "COLO", 2);
+ gGeoManager->SetVolumeAttribute("ESC2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC2", "COLO", 2);
+ gGeoManager->SetVolumeAttribute("ESC3", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC3", "COLO", 2);
+ gGeoManager->SetVolumeAttribute("ESC4", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC4", "COLO", 2);
+
+ gGeoManager->SetVolumeAttribute("ECC1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC3", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECC4", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("EPM1", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EPM2", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EPM3", "SEEN", 1);
+ gGeoManager->SetVolumeAttribute("EPM4", "SEEN", 1);
+
+ gGeoManager->SetVolumeAttribute("ECB1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECB2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECB3", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ECB4", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("ELMB", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("ESV1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ESV2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ESV3", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("ESV4", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("EVV1", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EVV2", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EVV3", "SEEN", 0);
+ gGeoManager->SetVolumeAttribute("EVV4", "SEEN", 0);
+
+ gGeoManager->SetVolumeAttribute("EFGD", "SEEN", 0);
}
//_____________________________________________________________________________
+
void AliPMDv1::StepManager()
{
//
// Called at each step in the PMD
//
+
Int_t copy;
- Float_t hits[4], destep;
+ Float_t hits[5], destep;
Float_t center[3] = {0,0,0};
- Int_t vol[5];
- // char *namep;
-
- if(gMC->GetMedium() == fMedSens && (destep = gMC->Edep())) {
+ Int_t vol[6];
+ //const char *namep;
+ // printf("Current vol is ******** %s \n",namep);
+ if(gMC->CurrentMedium() == fMedSens && (destep = gMC->Edep())) {
gMC->CurrentVolID(copy);
-// namep=gMC->CurrentVolName();
-// printf("Current vol is %s \n",namep);
+ //namep=gMC->CurrentVolName();
+ // printf("Current vol is %s \n",namep);
vol[0]=copy;
+
gMC->CurrentVolOffID(1,copy);
-// namep=gMC->CurrentVolOffName(1);
-// printf("Current vol 11 is %s \n",namep);
+ //namep=gMC->CurrentVolOffName(1);
+ // printf("Current vol 11 is %s \n",namep);
vol[1]=copy;
+
gMC->CurrentVolOffID(2,copy);
-// namep=gMC->CurrentVolOffName(2);
-// printf("Current vol 22 is %s \n",namep);
+ //namep=gMC->CurrentVolOffName(2);
+ // printf("Current vol 22 is %s \n",namep);
vol[2]=copy;
-// if(strncmp(namep,"DW11",4))vol[2]=1;
+
gMC->CurrentVolOffID(3,copy);
-// namep=gMC->CurrentVolOffName(3);
-// printf("Current vol 33 is %s \n",namep);
+ //namep=gMC->CurrentVolOffName(3);
+ // printf("Current vol 33 is %s \n",namep);
vol[3]=copy;
+
gMC->CurrentVolOffID(4,copy);
-// namep=gMC->CurrentVolOffName(4);
-// printf("Current vol 44 is %s \n",namep);
+ //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]);
+
+ gMC->CurrentVolOffID(5,copy);
+ //namep=gMC->CurrentVolOffName(5);
+ //printf("Current vol 55 is %s \n",namep);
+ vol[5]=copy;
+
+
+ // printf("volume number %4d %4d %4d %4d %4d %4d %10.3f \n",vol[0],vol[1],vol[2],vol[3],vol[4],vol[5],destep*1000000);// edep in MeV
+
+
gMC->Gdtom(center,hits,1);
hits[3] = destep*1e9; //Number in eV
- AddHit(gAlice->CurrentTrack(), vol, hits);
+
+ // this is for pile-up events
+ hits[4] = gMC->TrackTime();
+
+ AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
+
+ AddTrackReference(gAlice->GetMCApp()->GetCurrentTrackNumber(), AliTrackReference::kPMD);
+
}
}
+
+//------------------------------------------------------------------------
+// Get parameters
+
+void AliPMDv1::GetParameters()
+{
+ // This gives all the parameters of the detector
+ // such as Length of Supermodules, type A, type B,
+ // thickness of the Supermodule
+ //
+
+ fSMLengthax = 32.7434;
+ //The total length in X is due to the following components
+ // Factor 3 is because of 3 module length in X for this type
+ // fgkNcolUM1*fgkCellRadius (48 x 0.25): Total span of each module in X
+ // fgkCellRadius/2. : There is offset of 1/2 cell
+ // 0.05+0.05 : Insulation gaps etc
+ // fgkSSBoundary (0.3) : Boundary frame
+ // double XA = 3.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.075);
+
+ fSMLengthbx = 42.6136;
+ //The total length in X is due to the following components
+ // Factor 2 is because of 2 module length in X for this type
+ // fgkNcolUM2*fgkCellRadius (96 x 0.25): Total span of each module in X
+ // fgkCellRadius/2. : There is offset of 1/2 cell
+ // 0.05+0.05 : Insulation gaps etc
+ // fgkSSBoundary (0.3) : Boundary frame
+ //double XB = 2.0*((fgkCellRadius/fgkSqroot3by2*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.1;
+
+
+
+ fSMLengthay = 49.35;
+ //The total length in Y is due to the following components
+ // Factor 2 is because of 2 module length in Y for this type
+ // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM1 (0.25/sqrt3/2 * 96): Total span of each module in Y
+ // of strips
+ // 0.05+0.05 : Insulation gaps etc
+ // fgkSSBoundary (0.3) : Boundary frame
+ // 0.6cm is the channel width plus tolerance
+ // double YA = 2.0*(fgkNrowUM1*fgkCellRadius+fgkCellRadius/2.+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.6/2.;
+
+ fSMLengthby = 37.925;
+ //The total length in Y is due to the following components
+ // Factor 3 is because of 3 module length in Y for this type
+ // fgkCellRadius/fgkSqroot3by2)*fgkNrowUM2 (0.25/sqrt3/2 * 48): Total span of each module in Y
+ // of strips
+ // 0.05+0.05 : Insulation gaps etc
+ // fgkSSBoundary (0.3) : Boundary frame
+ // 10mm is the channel width plus tolerance
+ //double YB = 3.0*((fgkNrowUM2*fgkCellRadius + fgkCellRadius/2.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 1.0/2.;
+
+
+ //Thickness of a pre/veto plane
+ fDthick = fgkThSS/2. + 1.2; // 1.2 added as FEE Board are now assembled with pre/veto
+
+ //Thickness of the PMD ; 2.4 added for FEE boards
+ fSMthickpmd = 2.0*(fgkThSS/2.) +fgkThSteel/2.+fgkThLead/2.0 + 2.4/2.;
+
+ fSMthick = 17.; //17 cm is the full profile of PMD
+
+
+}
+
+
+// ---------------------------------------------------------------
+void AliPMDv1::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.
+ //
+ SetSectorAlignable();
+
+}
+// ----------------------------------------------------------------
+void AliPMDv1::SetSectorAlignable() const
+{
+ //
+
+ TString vpsector = "ALIC_1/EPM";
+ TString vpappend = "_1";
+
+ TString snsector="PMD/Sector";
+ TString volpath, symname;
+
+ for(Int_t cnt=1; cnt<=4; cnt++){
+ //for(Int_t cnt=1; cnt<=4; cnt++){
+ volpath = vpsector;
+ volpath += cnt;
+ volpath += vpappend;
+ symname = snsector;
+ symname += cnt;
+ if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
+ {
+ AliFatal("Unable to set alignable entry!");
+ }
+ }
+}
+// ------------------------------------------------------------------
+void AliPMDv1::SetCpvOff()
+{
+ // Set the entire CPV plane off
+
+ for (Int_t imodule = 24; imodule < 48; imodule++)
+ fModStatus[imodule] = 0;
+}
+// ------------------------------------------------------------------
+void AliPMDv1::SetPreOff()
+{
+ // Set the entire Preshower plane off
+
+ for (Int_t imodule = 0; imodule < 24; imodule++)
+ fModStatus[imodule] = 0;
+
+}
+// ------------------------------------------------------------------
+void AliPMDv1::SetModuleOff(Int_t imodule)
+{
+ // Set the individual module off
+
+ fModStatus[imodule] = 0;
+
+}