* about the suitability of this software for any purpose. It is *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.23 2003/10/01 05:07:51 bnandi
-New geometry in new Alice Coordinate system
+/* $Id$ */
-New rectangular geometry for ALICE PMD - Bedanga Mohanty and Y. P. Viyogi
-June 2003
-*/
//
///////////////////////////////////////////////////////////////////////////////
// //
// Photon Multiplicity Detector Version 1 //
+// Bedanga Mohanty : February 14th 2006
// //
//Begin_Html
/*
///////////////////////////////////////////////////////////////////////////////
////
-#include "AliPMDv1.h"
-#include "AliRun.h"
+#include "Riostream.h"
+#include <TVirtualMC.h>
+
#include "AliConst.h"
+#include "AliLog.h"
+#include "AliMC.h"
#include "AliMagF.h"
-#include "iostream.h"
-
-static Int_t ncol_um1,ncol_um2, nrow_um1, nrow_um2;
-static Int_t kdet;
-static Float_t sm_length_ax,sm_length_ay;
-static Float_t sm_length_bx,sm_length_by;
-static Float_t zdist, zdist1;
-static Float_t sm_thick, cell_radius, cell_wall, cell_depth;
-static Float_t boundary, th_base, th_air, th_pcb;
-static Float_t th_lead, th_steel;
+#include "AliPMDv1.h"
+#include "AliRun.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::fgkThBase = 0.2; // Thickness of Base plate
+const Float_t AliPMDv1::fgkThBKP = 0.1; // Thickness of Back plane
+const Float_t AliPMDv1::fgkThAir = 1.03; // Thickness of Air
+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 = 1.03;
+const Float_t AliPMDv1::fgkThG10 = 1.03;
ClassImp(AliPMDv1)
- //_____________________________________________________________________________
- AliPMDv1::AliPMDv1()
+//_____________________________________________________________________________
+AliPMDv1::AliPMDv1():
+ fSMthick(0.),
+ fDthick(0.),
+ fSMLengthax(0.),
+ fSMLengthay(0.),
+ fSMLengthbx(0.),
+ fSMLengthby(0.),
+ fMedSens(0)
{
//
// Default constructor
//
- fMedSens=0;
+ for (Int_t i = 0; i < 3; i++)
+ {
+ fDboxmm1[i] = 0.;
+ fDboxmm12[i] = 0.;
+ fDboxmm2[i] = 0.;
+ fDboxmm22[i] = 0.;
+ }
}
//_____________________________________________________________________________
-AliPMDv1::AliPMDv1(const char *name, const char *title)
- : AliPMD(name,title)
+AliPMDv1::AliPMDv1(const char *name, const char *title):
+ AliPMD(name,title),
+ fSMthick(0.),
+ fDthick(0.),
+ fSMLengthax(0.),
+ fSMLengthay(0.),
+ fSMLengthbx(0.),
+ fSMLengthby(0.),
+ fMedSens(0)
{
//
// Standard constructor
//
- fMedSens=0;
+ for (Int_t i = 0; i < 3; i++)
+ {
+ fDboxmm1[i] = 0.;
+ fDboxmm12[i] = 0.;
+ fDboxmm2[i] = 0.;
+ fDboxmm22[i] = 0.;
+ }
}
//_____________________________________________________________________________
// 2 types of unit modules are made EUM1 and EUM2 which contains these strips
// placed repeatedly
// Each supermodule (ESMA, ESMB), made of G10 is filled with following
- //components. They have 9 unit moudles inside them
+ //components. They have 6 unit moudles inside them
// ESMA, ESMB are placed in EPMD along with EMPB (Pb converter)
// and EMFE (iron support)
Int_t i,j;
- Float_t xb, yb, zb;
Int_t number;
Int_t ihrotm,irotdm;
- const Float_t root3_2 = TMath::Sqrt(3.) /2.;
- const Float_t root3 = TMath::Sqrt(3.);
+ 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.);
- zdist = TMath::Abs(zdist1);
-
+ // STEP - I
+ //******************************************************//
// First create the sensitive medium of a hexagon cell (ECAR)
// Inner hexagon filled with gas (Ar+CO2)
Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23};
- hexd2[4] = -cell_depth/2.;
- hexd2[7] = cell_depth/2.;
- hexd2[6] = cell_radius - cell_wall;
- hexd2[9] = cell_radius - cell_wall;
+ hexd2[4] = -fgkCellDepth/2.;
+ hexd2[7] = fgkCellDepth/2.;
+ hexd2[6] = fgkCellRadius - fgkCellWall;
+ hexd2[9] = fgkCellRadius - fgkCellWall;
gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10);
- gMC->Gsatt("ECAR", "SEEN", 0);
-
+ //******************************************************//
+
+ // STEP - II
+ //******************************************************//
// Place the sensitive medium inside a hexagon copper cell (ECCU)
// Outer hexagon made of Copper
Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25};
- hexd1[4] = -cell_depth/2.;
- hexd1[7] = cell_depth/2.;
- hexd1[6] = cell_radius;
- hexd1[9] = cell_radius;
+ hexd1[4] = -fgkCellDepth/2.;
+ hexd1[7] = fgkCellDepth/2.;
+ hexd1[6] = fgkCellRadius;
+ hexd1[9] = fgkCellRadius;
gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10);
- gMC->Gsatt("ECCU", "SEEN", 0);
// Place inner hex (sensitive volume) inside outer hex (copper)
- gMC->Gsposp("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY", hexd2, 10);
-
+ gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY");
+ //******************************************************//
+
+ // STEP - III
+ //******************************************************//
// Now create Rectangular TWO strips (EST1, EST2)
// of 1 column and 48 or 96 cells length
// volume for first strip EST1 made of AIR
Float_t dbox1[3];
- dbox1[0] = ncol_um1*cell_radius;
- dbox1[1] = cell_radius/root3_2;
- dbox1[2] = cell_depth/2.;
+ dbox1[0] = fgkCellRadius/fgkSqroot3by2;
+ dbox1[1] = fgkNrowUM1*fgkCellRadius;
+ dbox1[2] = fgkCellDepth/2.;
gMC->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3);
- gMC->Gsatt("EST1", "SEEN", 0);
// volume for second strip EST2
+
Float_t dbox2[3];
- dbox2[0] = ncol_um2*cell_radius;
- dbox2[1] = dbox1[1];
+ dbox2[1] = fgkNrowUM2*fgkCellRadius;
+ dbox2[0] = dbox1[0];
dbox2[2] = dbox1[2];
gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3);
- gMC->Gsatt("EST2", "SEEN", 0);
// Place hexagonal cells ECCU placed inside EST1
- yb = 0.;
+ xb = 0.;
zb = 0.;
- xb = -(dbox1[0]) + cell_radius;
- for (i = 1; i <= ncol_um1; ++i)
- {
- number = i;
- gMC->Gsposp("ECCU", number, "EST1", xb,yb,zb, ihrotm, "ONLY", hexd1,10);
- xb += (cell_radius*2.);
- }
- // Place hexagonal cells ECCU placed inside EST2
- yb = 0.;
- zb = 0.;
- xb = -(dbox2[0]) + cell_radius;
- for (i = 1; i <= ncol_um2; ++i)
- {
- number = i;
- gMC->Gsposp("ECCU", number, "EST2", xb,yb,zb, ihrotm, "ONLY", hexd1,10);
- xb += (cell_radius*2.);
- }
+ 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");
+ //PH cout << "ECCU in EST2 ==> " << number << "\t"<<xb << "\t"<<yb <<endl;
+ yb -= (fgkCellRadius*2.);
+ }
- // 2 types of rectangular shaped unit modules EUM1 and EUM2 (defined by BOX)
+ //******************************************************//
+
- // Create EUM1
+ // STEP - IV
+ //******************************************************//
+ // 2 types of rectangular shaped unit modules EUM1 and EUM2 (defined by BOX)
+ //---------------------------------EHC1 Start----------------------//
+ // Create EHC1 : The honey combs for a unit module type 1
+ // First step is to create a honey comb unit module.
+ // This is named as EHC1, we will lay the EST1 strips of
+ // honey comb cells inside it.
+
+ //Dimensions of EHC1
+ //X-dimension = Number of columns + cell radius
+ //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor)
+ //Z-dimension = cell depth/2
Float_t dbox3[3];
- dbox3[0] = dbox1[0]+cell_radius/2.;
- dbox3[1] = (dbox1[1]*nrow_um1)-(cell_radius*root3*(nrow_um1-1)/6.);
- dbox3[2] = cell_depth/2.;
+ dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.);
+ dbox3[1] = dbox1[1]+fgkCellRadius/2.;
+ 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];
- gMC->Gsvolu("EUM1","BOX", idtmed[698], dbox3, 3);
- gMC->Gsatt("EUM1", "SEEN", 1);
-
- // Place rectangular strips EST1 inside EUM1 unit module
-
- yb = -dbox3[1]+dbox1[1];
- for (j = 1; j <= nrow_um1; ++j)
+ for (j = 1; j <= fgkNcolUM1; ++j)
{
if(j%2 == 0)
{
- xb =cell_radius/2.0;
+ yb = -fgkCellRadius/2.0;
}
else
{
- xb = -cell_radius/2.0;
+ yb = fgkCellRadius/2.0;
}
number = j;
- gMC->Gsposp("EST1",number, "EUM1", xb, yb , 0. , 0, "MANY",dbox1,3);
- yb = (-dbox3[1]+dbox1[1])+j*1.0*cell_radius*root3;
+ gMC->Gspos("EST1",number, "EHC1", xb, 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----------------------------------//
- // Create EUM2
+
+ //---------------------------------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 = Number of columns + cell radius
+ //Y-dimension = Number of rows * cell radius/sqrt3by2 - (some factor)
+ //Z-dimension = cell depth/2
+
+ dbox3[0] = (dbox1[0]*fgkNcolUM1)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM1-1)/6.);
+ dbox3[1] = dbox1[1]+fgkCellRadius/2.;
+ dbox3[2] = fgkCellDepth/2.;
Float_t dbox4[3];
- dbox4[0] = dbox2[0]+cell_radius/2.;
- dbox4[1] =(dbox2[1]*nrow_um2)-(cell_radius*root3*(nrow_um2-1)/6.);
+
+ dbox4[0] =(dbox2[0]*fgkNcolUM2)-(fgkCellRadius*fgkSqroot3*(fgkNcolUM2-1)/6.);
+ dbox4[1] = dbox2[1] + fgkCellRadius/2.;
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, yb , 0. ,0, "MANY");
+ xb = (dbox4[0]-dbox2[0])-j*fgkCellRadius*fgkSqroot3;
+ }
+
- gMC->Gsvolu("EUM2","BOX", idtmed[698], dbox4, 3);
- gMC->Gsatt("EUM2", "SEEN", 1);
+ //--------------------EHC2 done----------------------------------//
+
+
+ // Now the job is to assmeble an Unit module
+ // It will have the following components
+ // (a) Base plate of G10 of 0.2 cm
+ // (b) Air gap of 0.05 cm
+ // (c) Bottom PCB of 0.16 cm G10
+ // (d) Honey comb 0f 0.5 cm
+ // (e) Top PCB of 0.16 cm G10
+ // (f) Air gap of 0.16 cm
+ // (g) Back Plane of 0.1 cm G10
+ // (h) Then all around then we have an air gap of 0.5mm
+ // (i) Then all around 0.5mm thick G10 insulation
+ // (h) Then all around Stainless Steel boundary channel 0.3 cm thick
+ //Let us first create them one by one
+ //---------------------------------------------------//
+
+ // ---------------- Lets do it first for UM Type A -----//
+
+ //--------------------------------------------------//
+ //Bottom and Top PCB : EPCA
+ //===========================
+ // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module A
+ // X-dimension same as EHC1 - dbox3[0]
+ // Y-dimension same as EHC1 - dbox3[1]
+ // Z-dimension 0.16/2 = 0.08 cm
+ //-------------------------------------------------//
+ Float_t dboxPcbA[3];
+ dboxPcbA[0] = dbox3[0];
+ dboxPcbA[1] = dbox3[1];
+ dboxPcbA[2] = fgkThPCB/2.;
+
+ //Top and Bottom PCB is a BOX of Material G10
+ gMC->Gsvolu("EPCA","BOX", idtmed[607], dboxPcbA, 3);
+ //--------------------------------------------------------//
+ //Back Plane : EBKA
+ //==================
+ // Make a 1.0mm thick Back Plane PCB for Unit module A
+ // X-dimension same as EHC1 - dbox3[0]
+ // Y-dimension same as EHC1 - dbox3[1]
+ // Z-dimension 0.1/2 = 0.05 cm
+ //------------------------------------------------------//
+ Float_t dboxBPlaneA[3];
+ dboxBPlaneA[0] = dbox3[0];
+ dboxBPlaneA[1] = dbox3[1];
+ dboxBPlaneA[2] = fgkThBKP/2.;
+
+ //Back PLane PCB of MAterial G10
+ gMC->Gsvolu("EBKA","BOX", idtmed[607], dboxBPlaneA, 3);
+ //-------------------------------------------------------------//
+
+ //---------- That was all in the Z -direction of Unit Module A----//
+
+ // Now lets us construct the boundary arround the Unit Module --//
+ // This boundary has
+ // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap
+ // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10
+ // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel
+
+
+
+ //-------------------------------------------------//
+ //AIR GAP between UM and Boundary : ECGA FOR PRESHOWER PLANE
+ //==========================================================
+ // Make a 10.3mm thick Air gap for Unit module A
+ // X-dimension same as EHC1+0.05
+ // Y-dimension same as EHC1+0.05
+ // Z-dimension 1.03/2 = 0.515 cm
+ Float_t dboxAir3A[3];
+ dboxAir3A[0] = dbox3[0]+(2.0*fgkGap);
+ dboxAir3A[1] = dbox3[1]+(2.0*fgkGap);
+ dboxAir3A[2] = fgkThAir/2.;
+
+ //FOR PRESHOWER
+ //Air gap is a BOX of Material Air
+ gMC->Gsvolu("ECGA","BOX", idtmed[698], dboxAir3A, 3);
+
+ //FOR VETO
+ //Air gap is a BOX of Material Air
+ gMC->Gsvolu("ECVA","BOX", idtmed[698], dboxAir3A, 3);
+ //-------------------------------------------------//
+
+ //-------------------------------------------------//
+ //G10 boundary between honeycomb and SS : EDGA
+ //================================================
+ // Make a 10.3mm thick G10 Boundary for Unit module A
+ // X-dimension same as EHC1+Airgap+0.05
+ // Y-dimension same as EHC1+Airgap+0.05
+ // Z-dimension 1.03/2 = 0.515 cm
+ Float_t dboxGGA[3];
+ dboxGGA[0] = dboxAir3A[0]+(2.0*fgkGap);
+ dboxGGA[1] = dboxAir3A[1]+(2.0*fgkGap);
+ dboxGGA[2] = fgkThG10/2.;
+
+ //FOR PRESHOWER
+ //G10 BOX
+ gMC->Gsvolu("EDGA","BOX", idtmed[607], dboxGGA, 3);
+
+ //FOR VETO
+ //G10 BOX
+ gMC->Gsvolu("EDVA","BOX", idtmed[607], dboxGGA, 3);
+
+ //-------------------------------------------------//
+ //----------------------------------------------------------//
+ //Stainless Steel Bounadry : ESSA
+ //==================================
+ // Make a 10.3mm thick Stainless Steel boundary for Unit module A
+ // X-dimension same as EHC1 + Airgap + G10 + 0.3
+ // Y-dimension same as EHC1 + Airgap + G10 + 0.3
+ // Z-dimension 1.03/2 = 0.515 cm
+ //------------------------------------------------------//
+ // A Stainless Steel Boundary Channel to house the unit module
+
+ Float_t dboxSS1[3];
+ dboxSS1[0] = dboxGGA[0]+fgkSSBoundary;
+ dboxSS1[1] = dboxGGA[1]+fgkSSBoundary;
+ dboxSS1[2] = fgkThSS/2.;
+
+ //FOR PRESHOWER
- // Place rectangular strips EST2 inside EUM2 unit module
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("ESSA","BOX", idtmed[618], dboxSS1, 3);
- yb = -dbox4[1]+dbox2[1];
- for (j = 1; j <= nrow_um2; ++j)
- {
- if(j%2 == 0)
- {
- xb =cell_radius/2.0;
- }
- else
- {
- xb = -cell_radius/2.0;
- }
- number = j;
- gMC->Gsposp("EST2",number, "EUM2", xb, yb , 0. , 0, "MANY",dbox2,3);
- yb = (-dbox4[1]+dbox2[1])+j*1.0*cell_radius*root3;
- }
+ //FOR VETO
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("ESVA","BOX", idtmed[618], dboxSS1, 3);
+
+ //----------------------------------------------------------------//
+
+ //----------------------------------------------------------------//
+ // Here we need to place the volume in order ESSA -> EDGA -> ECGA
+ // this makes the SS boundary and the 0.5mm thick FR4 insulation in place,
+ // and the air volume ECGA acts as mother for the rest of components.
+ // The above placeemnt is done at (0.,0.,0.) relative coordiante
+ // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place
+ // unnecessary air volumes now. Just leave the gap as we are placing them
+ // in air only. This also reduces the number of volumes for geant to track.
+
+// Tree structure for different volumes
+//
+// EUM1
+// |
+// --------------------
+// | | |
+// EBPA ESSA EBKA
+// |
+// EDGA
+// |
+// ECGA
+// |
+// --------------------
+// | | |
+// EPCA(1) EHC1 EPCA(2)
+// (bottom) | (top PCB)
+// |
+// Sensitive volume
+// (gas)
+//
+
+
+ //FOR VETO
+//Creating the side channels
+// SS boundary channel, followed by G10 and Air Gap
+ gMC->Gspos("EDVA", 1, "ESVA", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("ECVA", 1, "EDVA", 0., 0., 0., 0, "ONLY");
+
+//FOR PRESHOWER
+ gMC->Gspos("EDGA", 1, "ESSA", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("ECGA", 1, "EDGA", 0., 0., 0., 0, "ONLY");
+
+ // now other components, using Bedanga's code, but changing the values.
+ //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR
+
+ //For veto plane
+ //Positioning the Bottom 0.16 cm PCB
+ Float_t zbpcb = -dboxAir3A[2] + (2.0*fgkGap) + fgkThPCB/2.;
+ gMC->Gspos("EPCA", 1, "ECVA", 0., 0., zbpcb, 0, "ONLY");
+ //Positioning the Honey Comb 0.5 cm
+ Float_t zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC1", 1, "ECVA", 0., 0., zhc, 0, "ONLY");
+ //Positioning the Top PCB 0.16 cm
+ Float_t ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.;
+ gMC->Gspos("EPCA", 2, "ECVA", 0., 0., ztpcb, 0, "ONLY");
+
+
+ //For Preshower plane the ordering is reversed
+ //Positioning the Bottom 0.16 cm PCB
+ zbpcb = -dboxAir3A[2] + fgkThPCB + fgkThPCB/2.;
+ gMC->Gspos("EPCA", 1, "ECGA", 0., 0., zbpcb, 0, "ONLY");
+ //Positioning the Honey Comb 0.5 cm
+ zhc = zbpcb + fgkThPCB/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC1", 1, "ECGA", 0., 0., zhc, 0, "ONLY");
+ //Positioning the Top PCB 0.16 cm
+ ztpcb = zhc + fgkCellDepth/2 + fgkThPCB/2.;
+ gMC->Gspos("EPCA", 2, "ECGA", 0., 0., ztpcb, 0, "ONLY");
+
+
+
+
+ //--------------Now let us construct final UM ---------------//
+ // We will do it as follows :
+ // (i) First make a UM of air. which will have dimensions
+ // of the SS boundary Channel (in x,y) and of height 13.3mm
+ //(ii) Then we will place all the components
+
+ //----------------------------------------------------------//
+ // A unit module type A of Air
+ // Dimensions of Unit Module same as SS boundary channel
+ Float_t dboxUM1[3];
+ dboxUM1[0] = dboxSS1[0];
+ dboxUM1[1] = dboxSS1[1];
+ dboxUM1[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at
+ // the bottom and the backplane PCB at the top.
+
+ //FOR PRESHOWER
+ //Create a Unit module of above dimensions Material : AIR
+ gMC->Gsvolu("EUM1","BOX", idtmed[698], dboxUM1, 3);
+ //FOR VETO
+ gMC->Gsvolu("EUV1","BOX", idtmed[698], dboxUM1, 3);
+
+ //----------------------------------------------------------------//
+
+ //BASE PLATE : EBPA
+ //==================
+ // Make a 2mm thick G10 Base plate for Unit module A
+ // Base plate is as big as the final UM dimensions that is as
+ // SS boundary channel
+ Float_t dboxBaseA[3];
+ dboxBaseA[0] = dboxSS1[0];
+ dboxBaseA[1] = dboxSS1[1];
+ dboxBaseA[2] = fgkThBase/2.;
+
+ //Base Blate is a G10 BOX
+ gMC->Gsvolu("EBPA","BOX", idtmed[607], dboxBaseA, 3);
+ //----------------------------------------------------//
+
+ //FOR VETO
+ //- Placing of all components of UM in AIR BOX EUM1--//
+ //(1) FIRST PUT THE BASE PLATE
+ Float_t zbaseplate = -dboxUM1[2] + fgkThBase/2.;
+ gMC->Gspos("EBPA", 1, "EUV1", 0., 0., zbaseplate, 0, "ONLY");
+
+ //(2) NEXT PLACING the SS BOX
+ Float_t zss = zbaseplate + fgkThBase/2. + fgkThSS/2.;
+ gMC->Gspos("ESVA", 1, "EUV1", 0., 0., zss, 0, "ONLY");
+
+ // (3) Positioning the Backplane PCB 0.1 cm
+ Float_t zbkp = zss + fgkThSS/2. + fgkThBKP/2.;
+ gMC->Gspos("EBKA", 1, "EUV1", 0., 0., zbkp, 0, "ONLY");
+
+ //FOR PRESHOWER
+ // (3) Positioning the Backplane PCB 0.1 cm
+ zbkp = -dboxUM1[2] + fgkThBKP/2.;
+ gMC->Gspos("EBKA", 1, "EUM1", 0., 0., zbkp, 0, "ONLY");
+
+ //(2) NEXT PLACING the SS BOX
+ zss = zbkp + fgkThBKP/2. + fgkThSS/2.;
+ gMC->Gspos("ESSA", 1, "EUM1", 0., 0., zss, 0, "ONLY");
+
+ //(1) FIRST PUT THE BASE PLATE
+ zbaseplate = zss + fgkThSS/2 + fgkThBase/2.;
+ gMC->Gspos("EBPA", 1, "EUM1", 0., 0., zbaseplate, 0, "ONLY");
+ //-------------------- UM Type A completed ------------------------//
+
+
+
+ //-------------------- Lets do the same thing for UM type B -------//
+ //--------------------------------------------------//
+ //Bottom and Top PCB : EPCB
+ //===========================
+ // Make a 1.6mm thick G10 Bottom and Top PCB for Unit module B
+ // X-dimension same as EHC2 - dbox4[0]
+ // Y-dimension same as EHC2 - dbox4[1]
+ // Z-dimension 0.16/2 = 0.08 cm
+ //-------------------------------------------------//
+ Float_t dboxPcbB[3];
+ dboxPcbB[0] = dbox4[0];
+ dboxPcbB[1] = dbox4[1];
+ dboxPcbB[2] = fgkThPCB/2.;
+
+ //Top and Bottom PCB is a BOX of Material G10
+ gMC->Gsvolu("EPCB","BOX", idtmed[607], dboxPcbB, 3);
+ //--------------------------------------------------------//
+ //Back Plane : EBKB
+ //==================
+ // Make a 1.0mm thick Back Plane PCB for Unit module B
+ // X-dimension same as EHC2 - dbox4[0]
+ // Y-dimension same as EHC2 - dbox4[1]
+ // Z-dimension 0.1/2 = 0.05 cm
+ //------------------------------------------------------//
+ Float_t dboxBPlaneB[3];
+ dboxBPlaneB[0] = dbox4[0];
+ dboxBPlaneB[1] = dbox4[1];
+ dboxBPlaneB[2] = fgkThBKP/2.;
+
+ //Back PLane PCB of MAterial G10
+ gMC->Gsvolu("EBKB","BOX", idtmed[607], dboxBPlaneB, 3);
+ //-------------------------------------------------------------//
+
+ //---------- That was all in the Z -direction of Unit Module B----//
+
+ // Now lets us construct the boundary arround the Unit Module --//
+ // This boundary has
+ // (a) 0.5 mm X and Y and 10.3 mm Z dimension AIR gap
+ // (b) 0.5 mm X and Y and 10.3 mm Z dimension G10
+ // (c) 3.0 mm X and Y and 12.3 mm Z dimension Stainless Steel
+
+ //-------------------------------------------------//
+ //AIR GAP between UM and Boundary : ECGB
+ //================================================
+ // Make a 10.3mm thick Air gap for Unit module B
+ // X-dimension same as EHC2+0.05
+ // Y-dimension same as EHC2+0.05
+ // Z-dimension 1.03/2 = 0.515 cm
+ Float_t dboxAir3B[3];
+ dboxAir3B[0] = dbox4[0]+(2.0*fgkGap);
+ dboxAir3B[1] = dbox4[1]+(2.0*fgkGap);
+ dboxAir3B[2] = fgkThAir/2.;
+
+ //PRESHOWER
+ //Air gap is a BOX of Material Air
+ gMC->Gsvolu("ECGB","BOX", idtmed[698], dboxAir3B, 3);
+ //VETO
+ gMC->Gsvolu("ECVB","BOX", idtmed[698], dboxAir3B, 3);
+
+ //-------------------------------------------------//
+
+ //-------------------------------------------------//
+ //G10 boundary between honeycomb and SS : EDGB
+ //================================================
+ // Make a 10.3mm thick G10 Boundary for Unit module B
+ // X-dimension same as EHC2+Airgap+0.05
+ // Y-dimension same as EHC2+Airgap+0.05
+ // Z-dimension 1.03/2 = 0.515 cm
+ Float_t dboxGGB[3];
+ dboxGGB[0] = dboxAir3B[0]+(2.0*fgkGap);
+ dboxGGB[1] = dboxAir3B[1]+(2.0*fgkGap);
+ dboxGGB[2] = fgkThG10/2.;
+
+ //PRESHOWER
+ //G10 BOX
+ gMC->Gsvolu("EDGB","BOX", idtmed[607], dboxGGB, 3);
+ //VETO
+ gMC->Gsvolu("EDVB","BOX", idtmed[607], dboxGGB, 3);
+ //-------------------------------------------------//
+ //----------------------------------------------------------//
+ //Stainless Steel Bounadry : ESSB
+ //==================================
+ // Make a 10.3mm thick Stainless Steel boundary for Unit module B
+ // X-dimension same as EHC2 + Airgap + G10 + 0.3
+ // Y-dimension same as EHC2 + Airgap + G10 + 0.3
+ // Z-dimension 1.03/2 = 0.515 cm
+ //------------------------------------------------------//
+ // A Stainless Steel Boundary Channel to house the unit module
+
+ Float_t dboxSS2[3];
+ dboxSS2[0] = dboxGGB[0] + fgkSSBoundary;
+ dboxSS2[1] = dboxGGB[1] + fgkSSBoundary;
+ dboxSS2[2] = fgkThSS/2.;
+
+ //PRESHOWER
+ //Stainless Steel boundary - Material Stainless Steel
+ gMC->Gsvolu("ESSB","BOX", idtmed[618], dboxSS2, 3);
+ //VETO
+ gMC->Gsvolu("ESVB","BOX", idtmed[618], dboxSS2, 3);
+ //----------------------------------------------------------------//
+
+ //----------------------------------------------------------------//
+ // Here we need to place the volume in order ESSB -> EDGB -> ECGB
+ // this makes the SS boiundary and the 0.5mm thick FR4 insulation in place,
+ // and the air volume ECGB acts as mother for the rest of components.
+ // The above placeemnt is done at (0.,0.,0.) relative coordiante
+ // Now we place bottom PCB, honeycomb, top PCB in this volume. We donot place
+ // unnecessary air volumes now. Just leave the gap as we are placing them
+ // in air only. This also reduces the number of volumes for geant to track.
+
+// Tree structure for different volumes
+//
+// EUM2
+// |
+// --------------------
+// | | |
+// EBPB ESSB EBKB
+// |
+// EDGB
+// |
+// ECGB
+// |
+// --------------------
+// | | |
+// EPCB(1) EHC2 EPCB(2)
+// (bottom) | (top PCB)
+// |
+// Sensitive volume
+// (gas)
+//
+
+//PRESHOWER
+//Creating the side channels
+// SS boundary channel, followed by G10 and Air Gap
+ gMC->Gspos("EDGB", 1, "ESSB", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("ECGB", 1, "EDGB", 0., 0., 0., 0, "ONLY");
+ //VETO
+ gMC->Gspos("EDVB", 1, "ESVB", 0., 0., 0., 0, "ONLY");
+ gMC->Gspos("ECVB", 1, "EDVB", 0., 0., 0., 0, "ONLY");
+
+ // now other components, using Bedang's code, but changing the values.
+ //Positioning Bottom PCB, Honey Comb abd Top PCB in AIR
+
+ //VETO
+ //Positioning the Bottom 0.16 cm PCB
+ Float_t zbpcb2 = -dboxAir3B[2] + (2.0*fgkGap) + fgkThPCB/2.;
+ gMC->Gspos("EPCB", 1, "ECVB", 0., 0., zbpcb2, 0, "ONLY");
+ //Positioning the Honey Comb 0.5 cm
+ Float_t zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC2", 1, "ECVB", 0., 0., zhc2, 0, "ONLY");
+ //Positioning the Top PCB 0.16 cm
+ Float_t ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.;
+ gMC->Gspos("EPCB", 2, "ECVB", 0., 0., ztpcb2, 0, "ONLY");
+
+ //PRESHOWER
+ //For preshower plane the ordering is reversed
+ //Positioning the Bottom 0.16 cm PCB
+ zbpcb2 = -dboxAir3B[2] + fgkThPCB + fgkThPCB/2.;
+ gMC->Gspos("EPCB", 1, "ECGB", 0., 0., zbpcb2, 0, "ONLY");
+ //Positioning the Honey Comb 0.5 cm
+ zhc2 = zbpcb2 + fgkThPCB/2. + fgkCellDepth/2.;
+ gMC->Gspos("EHC2", 1, "ECGB", 0., 0., zhc2, 0, "ONLY");
+ //Positioning the Top PCB 0.16 cm
+ ztpcb2 = zhc2 + fgkCellDepth/2 + fgkThPCB/2.;
+ gMC->Gspos("EPCB", 2, "ECGB", 0., 0., ztpcb2, 0, "ONLY");
+
+
+
+ //--------------Now let us construct final UM ---------------//
+ // We will do it as follows :
+ // (i) First make a UM of air. which will have dimensions
+ // of the SS boundary Channel (in x,y) and of height 13.3mm
+ //(ii) Then we will place all the components
+
+ //----------------------------------------------------------//
+ // A unit module type B of Air
+ // Dimensions of Unit Module same as SS boundary channel
+
+ Float_t dboxUM2[3];
+ dboxUM2[0] = dboxSS2[0];
+ dboxUM2[1] = dboxSS2[1];
+ dboxUM2[2] = fgkThSS/2. +0.15; // 0.15 added to accomodate Base Plate at
+ // the bottom and the backplane PCB at the top.
+
+ //PRESHOWER
+ //Create a Unit module of above dimensions Material : AIR
+ gMC->Gsvolu("EUM2","BOX", idtmed[698], dboxUM2, 3);
+
+ //VETO
+ gMC->Gsvolu("EUV2","BOX", idtmed[698], dboxUM2, 3);
+ //----------------------------------------------------------------//
+
+ //BASE PLATE : EBPB
+ //==================
+ // Make a 2mm thick G10 Base plate for Unit module B
+ // Base plate is as big as the final UM dimensions that is as
+ // SS boundary channel
+ Float_t dboxBaseB[3];
+ dboxBaseB[0] = dboxSS2[0];
+ dboxBaseB[1] = dboxSS2[1];
+ dboxBaseB[2] = fgkThBase/2.;
+
+ //Base Blate is a G10 BOX
+ gMC->Gsvolu("EBPB","BOX", idtmed[607], dboxBaseB, 3);
+ //----------------------------------------------------//
+
+ //VETO
+ //- Placing of all components of UM in AIR BOX EUM2--//
+ //(1) FIRST PUT THE BASE PLATE
+ Float_t zbaseplate2 = -dboxUM2[2] + fgkThBase/2.;
+ gMC->Gspos("EBPB", 1, "EUV2", 0., 0., zbaseplate2, 0, "ONLY");
+
+ //(2) NEXT PLACING the SS BOX
+ Float_t zss2 = zbaseplate2 + fgkThBase/2. + fgkThSS/2.;
+ gMC->Gspos("ESVB", 1, "EUV2", 0., 0., zss2, 0, "ONLY");
+
+ // (3) Positioning the Backplane PCB 0.1 cm
+ Float_t zbkp2 = zss2 + fgkThSS/2. + fgkThBKP/2.;
+ gMC->Gspos("EBKB", 1, "EUV2", 0., 0., zbkp2, 0, "ONLY");
+
+
+
+ //FOR PRESHOWER
+ // (3) Positioning the Backplane PCB 0.1 cm
+ zbkp2 = -dboxUM2[2] + fgkThBKP/2.;
+ gMC->Gspos("EBKB", 1, "EUM2", 0., 0., zbkp2, 0, "ONLY");
+
+ //(2) NEXT PLACING the SS BOX
+ zss2 = zbkp2 + fgkThBKP/2. + fgkThSS/2.;
+ gMC->Gspos("ESSB", 1, "EUM2", 0., 0., zss2, 0, "ONLY");
+
+ //(1) FIRST PUT THE BASE PLATE
+ zbaseplate2 = zss2 + fgkThSS/2 + fgkThBase/2.;
+ gMC->Gspos("EBPB", 1, "EUM2", 0., 0., zbaseplate2, 0, "ONLY");
+ //-------------------- UM Type B completed ------------------------//
+
+
+ //--- Now we need to make Lead plates of UM dimension -----//
+
+ /**************************/
+ //----------------------------------------------------------//
+ // The lead convertor is of unit module size
+ // Dimensions of Unit Module same as SS boundary channel
+
+ Float_t dboxPba[3];
+ dboxPba[0] = dboxUM1[0];
+ dboxPba[1] = dboxUM1[1];
+ dboxPba[2] = fgkThLead/2.;
+ // Lead of UM dimension
+ gMC->Gsvolu("EPB1","BOX", idtmed[600], dboxPba, 3);
+
+ Float_t dboxPbb[3];
+ dboxPbb[0] = dboxUM2[0];
+ dboxPbb[1] = dboxUM2[1];
+ dboxPbb[2] = fgkThLead/2.;
+ // Lead of UM dimension
+ gMC->Gsvolu("EPB2","BOX", idtmed[600], dboxPbb, 3);
+
+ //----------------------------------------------------------------//
// 2 types of Rectangular shaped supermodules (BOX)
//each with 6 unit modules
// volume for SUPERMODULE ESMA
//Space added to provide a gapping for HV between UM's
+ //There is a gap of 0.15 cm between two Modules (UMs)
+ // in x-direction and 0.1cm along y-direction
- Float_t dbox_sm1[3];
- dbox_sm1[0] = 3.0*dbox3[0]+(2.0*0.025);
- dbox_sm1[1] = 2.0*dbox3[1]+0.025;
- dbox_sm1[2] = cell_depth/2.;
+ Float_t dboxSM1[3];
+ dboxSM1[0] = 3.0*dboxUM1[0] + (2.0*0.075);
+ dboxSM1[1] = 2.0*dboxUM1[1] + 0.05;
+ dboxSM1[2] = dboxUM1[2];
- gMC->Gsvolu("ESMA","BOX", idtmed[698], dbox_sm1, 3);
- gMC->Gsatt("ESMA", "SEEN", 1);
+ //FOR PRESHOWER
+ gMC->Gsvolu("ESMA","BOX", idtmed[698], dboxSM1, 3);
+
+ //FOR VETO
+ gMC->Gsvolu("EMVA","BOX", idtmed[698], dboxSM1, 3);
//Position the 6 unit modules in EMSA
- Float_t x_a1,x_a2,x_a3,y_a1,y_a2;
- x_a1 = -dbox_sm1[0] + dbox3[0];
- x_a2 = 0.;
- x_a3 = dbox_sm1[0] - dbox3[0];
- y_a1 = dbox_sm1[1] - dbox3[1];
- y_a2 = -dbox_sm1[1] + dbox3[1];
-
- gMC->Gsposp("EUM1", 1, "ESMA", x_a1, y_a1, 0., 0, "ONLY",dbox3,3);
- gMC->Gsposp("EUM1", 2, "ESMA", x_a2, y_a1, 0., 0, "ONLY",dbox3,3);
- gMC->Gsposp("EUM1", 3, "ESMA", x_a3, y_a1, 0., 0, "ONLY",dbox3,3);
- gMC->Gsposp("EUM1", 4, "ESMA", x_a1, y_a2, 0., 0, "ONLY",dbox3,3);
- gMC->Gsposp("EUM1", 5, "ESMA", x_a2, y_a2, 0., 0, "ONLY",dbox3,3);
- gMC->Gsposp("EUM1", 6, "ESMA", x_a3, y_a2, 0., 0, "ONLY",dbox3,3);
+ Float_t xa1,xa2,xa3,ya1,ya2;
+ xa1 = dboxSM1[0] - dboxUM1[0];
+ xa2 = xa1 - dboxUM1[0] - 0.15 - dboxUM1[0];
+ xa3 = xa2 - dboxUM1[0] - 0.15 - dboxUM1[0];
+ ya1 = dboxSM1[1] - dboxUM1[1];
+ ya2 = ya1 - dboxUM1[1] - 0.1 - dboxUM1[1];
+
+ //PRESHOWER
+ gMC->Gspos("EUM1", 1, "ESMA", xa1, ya1, 0., 0, "ONLY");
+ gMC->Gspos("EUM1", 2, "ESMA", xa2, ya1, 0., 0, "ONLY");
+ gMC->Gspos("EUM1", 3, "ESMA", xa3, ya1, 0., 0, "ONLY");
+ gMC->Gspos("EUM1", 4, "ESMA", xa1, ya2, 0., 0, "ONLY");
+ gMC->Gspos("EUM1", 5, "ESMA", xa2, ya2, 0., 0, "ONLY");
+ gMC->Gspos("EUM1", 6, "ESMA", xa3, ya2, 0., 0, "ONLY");
+
+ //VETO
+ gMC->Gspos("EUV1", 1, "EMVA", xa1, ya1, 0., 0, "ONLY");
+ gMC->Gspos("EUV1", 2, "EMVA", xa2, ya1, 0., 0, "ONLY");
+ gMC->Gspos("EUV1", 3, "EMVA", xa3, ya1, 0., 0, "ONLY");
+ gMC->Gspos("EUV1", 4, "EMVA", xa1, ya2, 0., 0, "ONLY");
+ gMC->Gspos("EUV1", 5, "EMVA", xa2, ya2, 0., 0, "ONLY");
+ gMC->Gspos("EUV1", 6, "EMVA", xa3, ya2, 0., 0, "ONLY");
// volume for SUPERMODULE ESMB
//Space is added to provide a gapping for HV between UM's
- Float_t dbox_sm2[3];
- dbox_sm2[0] = 2.0*dbox4[0]+0.025;
- dbox_sm2[1] = 3.0*dbox4[1]+(2.0*0.025);
- dbox_sm2[2] = cell_depth/2.;
+ Float_t dboxSM2[3];
+ dboxSM2[0] = 2.0*dboxUM2[0] + 0.075;
+ dboxSM2[1] = 3.0*dboxUM2[1] + (2.0*0.05);
+ dboxSM2[2] = dboxUM2[2];
- gMC->Gsvolu("ESMB","BOX", idtmed[698], dbox_sm2, 3);
- gMC->Gsatt("ESMB", "SEEN", 1);
+ //PRESHOWER
+ gMC->Gsvolu("ESMB","BOX", idtmed[698], dboxSM2, 3);
+ //VETO
+ gMC->Gsvolu("EMVB","BOX", idtmed[698], dboxSM2, 3);
//Position the 6 unit modules in EMSB
- Float_t x_b1,x_b2,y_b1,y_b2,y_b3;
- x_b1 = -dbox_sm2[0] +dbox4[0];
- x_b2 = dbox_sm2[0]-dbox4[0];
- y_b1 =dbox_sm2[1]-dbox4[1];
- y_b2 = 0.;
- y_b3 = -dbox_sm2[1]+dbox4[1];
-
- gMC->Gsposp("EUM2", 1, "ESMB", x_b1, y_b1, 0., 0, "ONLY",dbox4,3);
- gMC->Gsposp("EUM2", 2, "ESMB", x_b2, y_b1, 0., 0, "ONLY",dbox4,3);
- gMC->Gsposp("EUM2", 3, "ESMB", x_b1, y_b2, 0., 0, "ONLY",dbox4,3);
- gMC->Gsposp("EUM2", 4, "ESMB", x_b2, y_b2, 0., 0, "ONLY",dbox4,3);
- gMC->Gsposp("EUM2", 5, "ESMB", x_b1, y_b3, 0., 0, "ONLY",dbox4,3);
- gMC->Gsposp("EUM2", 6, "ESMB", x_b2, y_b3, 0., 0, "ONLY",dbox4,3);
-
-
- // Make a 3mm thick G10 Base plate for ESMA
- Float_t dbox_g1a[3];
- dbox_g1a[0] = dbox_sm1[0];
- dbox_g1a[1] = dbox_sm1[1];
- dbox_g1a[2] = th_base/2.;
-
- gMC->Gsvolu("EBPA","BOX", idtmed[607], dbox_g1a, 3);
- gMC->Gsatt("EBPA", "SEEN", 1);
+ Float_t xb1,xb2,yb1,yb2,yb3;
+ xb1 = dboxSM2[0] - dboxUM2[0];
+ xb2 = xb1 - dboxUM2[0] - 0.15 - dboxUM2[0];
+ yb1 = dboxSM2[1] - dboxUM2[1];
+ yb2 = yb1 - dboxUM2[1] - 0.1 - dboxUM2[1];
+ yb3 = yb2 - dboxUM2[1] - 0.1 - dboxUM2[1];
+
+
+ //PRESHOWER
+ gMC->Gspos("EUM2", 1, "ESMB", xb1, yb1, 0., 0, "ONLY");
+ gMC->Gspos("EUM2", 2, "ESMB", xb2, yb1, 0., 0, "ONLY");
+ gMC->Gspos("EUM2", 3, "ESMB", xb1, yb2, 0., 0, "ONLY");
+ gMC->Gspos("EUM2", 4, "ESMB", xb2, yb2, 0., 0, "ONLY");
+ gMC->Gspos("EUM2", 5, "ESMB", xb1, yb3, 0., 0, "ONLY");
+ gMC->Gspos("EUM2", 6, "ESMB", xb2, yb3, 0., 0, "ONLY");
+
+ //VETO
+ gMC->Gspos("EUV2", 1, "EMVB", xb1, yb1, 0., 0, "ONLY");
+ gMC->Gspos("EUV2", 2, "EMVB", xb2, yb1, 0., 0, "ONLY");
+ gMC->Gspos("EUV2", 3, "EMVB", xb1, yb2, 0., 0, "ONLY");
+ gMC->Gspos("EUV2", 4, "EMVB", xb2, yb2, 0., 0, "ONLY");
+ gMC->Gspos("EUV2", 5, "EMVB", xb1, yb3, 0., 0, "ONLY");
+ gMC->Gspos("EUV2", 6, "EMVB", xb2, yb3, 0., 0, "ONLY");
+
+ // Make smiliar stucture for lead as for PMD plane
+ //================================================
- // Make a 1.6mm thick G10 PCB for ESMA
- Float_t dbox_g2a[3];
- dbox_g2a[0] = dbox_sm1[0];
- dbox_g2a[1] = dbox_sm1[1];
- dbox_g2a[2] = th_pcb/2.;
-
- gMC->Gsvolu("EPCA","BOX", idtmed[607], dbox_g2a, 3);
- gMC->Gsatt("EPCA", "SEEN", 1);
-
-
- // Make a Full module EFPA of AIR to place EBPA,
- // 1mm AIR, EPCA, ESMA,EPCA for PMD
+ // 2 types of Rectangular shaped supermodules (BOX)
+ //each with 6 unit modules
- Float_t dbox_alla[3];
- dbox_alla[0] = dbox_sm1[0];
- dbox_alla[1] = dbox_sm1[1];
- dbox_alla[2] = (th_base+0.1+th_pcb+dbox_sm1[2]+th_pcb)/2.;
-
- gMC->Gsvolu("EFPA","BOX", idtmed[698], dbox_alla, 3);
- gMC->Gsatt("EFPA", "SEEN", 1);
-
-
- // Make a Full module EFCA of AIR to place EBPA,
- // 1mm AIR, EPCA, ESMA,EPC for CPV
- Float_t dbox_alla2[3];
- dbox_alla2[0] = dbox_sm1[0];
- dbox_alla2[1] = dbox_sm1[1];
- dbox_alla2[2] = (th_base+0.1+th_pcb+dbox_sm1[2]+th_pcb)/2.;
-
- gMC->Gsvolu("EFCA","BOX", idtmed[698], dbox_alla2, 3);
- gMC->Gsatt("EFCA", "SEEN", 1);
-
- // Now place everything in EFPA for PMD
-
- Float_t z_bpa,z_pcba1,z_pcba2,z_sma;
- z_pcba1 = - dbox_alla[2]+th_pcb/2.0;
- gMC->Gsposp("EPCA", 1, "EFPA", 0., 0., z_pcba1, 0, "ONLY",dbox_g2a,3);
- z_sma = z_pcba1+dbox_sm1[2];
- gMC->Gsposp("ESMA", 1, "EFPA", 0., 0., z_sma, 0, "ONLY",dbox_sm1,3);
- z_pcba2 = z_sma+th_pcb/2.0;
- gMC->Gsposp("EPCA", 2, "EFPA", 0., 0., z_pcba2, 0, "ONLY",dbox_g2a,3);
- z_bpa = z_pcba2+0.1+th_base/2.0; // 0.1 for 0.1 mm Air gap
- gMC->Gsposp("EBPA", 1, "EFPA", 0., 0., z_bpa, 0, "ONLY",dbox_g1a,3);
-
- // Now place everything in EFCA for CPV
-
- Float_t z_bpa2,z_pcba12,z_pcba22,z_sma2;
- z_bpa2 = - dbox_alla2[2]+th_base/2.0;
- gMC->Gsposp("EBPA", 1, "EFCA", 0., 0., z_bpa2, 0, "ONLY",dbox_g1a,3);
- z_pcba12 = z_bpa2+0.1+th_pcb/2.0;
- gMC->Gsposp("EPCA", 1, "EFCA", 0., 0., z_pcba12, 0, "ONLY",dbox_g2a,3);
- z_sma2 = z_pcba12+dbox_sm1[2];
- gMC->Gsposp("ESMA", 1, "EFCA", 0., 0., z_sma2, 0, "ONLY",dbox_sm1,3);
- z_pcba22 = z_sma2+th_pcb/2.0;
- gMC->Gsposp("EPCA", 2, "EFCA", 0., 0., z_pcba22, 0, "ONLY",dbox_g2a,3);
-
+ // volume for SUPERMODULE ESMPbA
+ //Space added to provide a gapping for HV between UM's
+
+ Float_t dboxSMPb1[3];
+ dboxSMPb1[0] = 3.0*dboxUM1[0] + (2.0*0.075);
+ dboxSMPb1[1] = 2.0*dboxUM1[1] + 0.05;
+ dboxSMPb1[2] = fgkThLead/2.;
+
+ gMC->Gsvolu("ESPA","BOX", idtmed[698], dboxSMPb1, 3);
+
+
+ //Position the 6 unit modules in ESMPbA
+ Float_t xpa1,xpa2,xpa3,ypa1,ypa2;
+ xpa1 = -dboxSMPb1[0] + dboxUM1[0];
+ xpa2 = xpa1 + dboxUM1[0] + 0.15 + dboxUM1[0];
+ xpa3 = xpa2 + dboxUM1[0] + 0.15 + dboxUM1[0];
+ ypa1 = dboxSMPb1[1] - dboxUM1[1];
+ ypa2 = ypa1 - dboxUM1[1] - 0.1 - dboxUM1[1];
- // Make a 3mm thick G10 Base plate for ESMB
- Float_t dbox_g1b[3];
- dbox_g1b[0] = dbox_sm2[0];
- dbox_g1b[1] = dbox_sm2[1];
- dbox_g1b[2] = th_base/2.;
-
- gMC->Gsvolu("EBPB","BOX", idtmed[607], dbox_g1b, 3);
- gMC->Gsatt("EBPB", "SEEN", 1);
+ gMC->Gspos("EPB1", 1, "ESPA", xpa1, ypa1, 0., 0, "ONLY");
+ gMC->Gspos("EPB1", 2, "ESPA", xpa2, ypa1, 0., 0, "ONLY");
+ gMC->Gspos("EPB1", 3, "ESPA", xpa3, ypa1, 0., 0, "ONLY");
+ gMC->Gspos("EPB1", 4, "ESPA", xpa1, ypa2, 0., 0, "ONLY");
+ gMC->Gspos("EPB1", 5, "ESPA", xpa2, ypa2, 0., 0, "ONLY");
+ gMC->Gspos("EPB1", 6, "ESPA", xpa3, ypa2, 0., 0, "ONLY");
- // Make a 1.6mm thick G10 PCB for ESMB
- Float_t dbox_g2b[3];
- dbox_g2b[0] = dbox_sm2[0];
- dbox_g2b[1] = dbox_sm2[1];
- dbox_g2b[2] = th_pcb/2.;
- gMC->Gsvolu("EPCB","BOX", idtmed[607], dbox_g2b, 3);
- gMC->Gsatt("EPCB", "SEEN", 1);
+ // volume for SUPERMODULE ESMPbB
+ //Space is added to provide a gapping for HV between UM's
+ Float_t dboxSMPb2[3];
+ dboxSMPb2[0] = 2.0*dboxUM2[0] + 0.075;
+ dboxSMPb2[1] = 3.0*dboxUM2[1] + (2.0*0.05);
+ dboxSMPb2[2] = fgkThLead/2.;
+ gMC->Gsvolu("ESPB","BOX", idtmed[698], dboxSMPb2, 3);
+
+ //Position the 6 unit modules in ESMPbB
+ Float_t xpb1,xpb2,ypb1,ypb2,ypb3;
+ xpb1 = -dboxSMPb2[0] + dboxUM2[0];
+ xpb2 = xpb1 + dboxUM2[0] + 0.15 + dboxUM2[0];
+ ypb1 = dboxSMPb2[1] - dboxUM2[1];
+ ypb2 = ypb1 - dboxUM2[1] - 0.1 - dboxUM2[1];
+ ypb3 = ypb2 - dboxUM2[1] - 0.1 - dboxUM2[1];
+
+
+ gMC->Gspos("EPB2", 1, "ESPB", xpb1, ypb1, 0., 0, "ONLY");
+ gMC->Gspos("EPB2", 2, "ESPB", xpb2, ypb1, 0., 0, "ONLY");
+ gMC->Gspos("EPB2", 3, "ESPB", xpb1, ypb2, 0., 0, "ONLY");
+ gMC->Gspos("EPB2", 4, "ESPB", xpb2, ypb2, 0., 0, "ONLY");
+ gMC->Gspos("EPB2", 5, "ESPB", xpb1, ypb3, 0., 0, "ONLY");
+ gMC->Gspos("EPB2", 6, "ESPB", xpb2, ypb3, 0., 0, "ONLY");
+
+
+ //---------------------------------------------------
+ /// ALICE PMD FEE BOARDS IMPLEMENTATION
+ // Dt: 25th February 2006
+ // - M.M. Mondal, S.K. Prasad and P.K. Netrakanti
+ //---------------------------------------------------
+
+ //FEE boards
+ // It is FR4 board of length 7cm
+ // breadth of 2.4 cm and thickness 0.1cm
+ Float_t dboxFEE[3];
+ dboxFEE[0] = 0.05;
+ dboxFEE[1] = 3.50;
+ dboxFEE[2] = 1.20;
+
+ gMC->Gsvolu("EFEE","BOX", idtmed[607], dboxFEE, 3);
+
+ //Mother volume to accomodate FEE boards
+ // It should have the dimension
+ // as the back plane or the
+ //corresponding UM
+ //TYPE A
+ //------------------------------------------------------//
+
+ Float_t dboxFEEBPlaneA[3];
+ dboxFEEBPlaneA[0] = dboxBPlaneA[0]; //dbox3[0];
+ dboxFEEBPlaneA[1] = dboxBPlaneA[1];//dbox3[1];
+ dboxFEEBPlaneA[2] = 1.2;
+
+ //Volume of same dimension as Back PLane of Material AIR
+ gMC->Gsvolu("EFBA","BOX", idtmed[698], dboxFEEBPlaneA, 3);
+
+ //TYPE B
+ Float_t dboxFEEBPlaneB[3];
+ dboxFEEBPlaneB[0] = dboxBPlaneB[0]; //dbox4[0];
+ dboxFEEBPlaneB[1] = dboxBPlaneB[1];//dbox4[1];
+ dboxFEEBPlaneB[2] = 1.2;
+
+ //Back PLane PCB of MAterial G10
+ gMC->Gsvolu("EFBB","BOX", idtmed[698], dboxFEEBPlaneB, 3);
- // Make a Full module EFPB of AIR to place EBPB,
- //1mm AIR, EPCB, ESMB,EPCB for PMD
- Float_t dbox_allb[3];
- dbox_allb[0] = dbox_sm2[0];
- dbox_allb[1] = dbox_sm2[1];
- dbox_allb[2] = (th_base+0.1+th_pcb+dbox_sm2[2]+th_pcb)/2.;
+ //Placing the FEE boards in the Mother volume of AIR
- gMC->Gsvolu("EFPB","BOX", idtmed[698], dbox_allb, 3);
- gMC->Gsatt("EFPB", "SEEN", 1);
+ //Type A
- // Make a Full module EFCB of AIR to place EBPB,
- //1mm AIR, EPCB, ESMB,EPCB for CPV
- Float_t dbox_allb2[3];
- dbox_allb2[0] = dbox_sm2[0];
- dbox_allb2[1] = dbox_sm2[1];
- dbox_allb2[2] = (th_base+0.1+th_pcb+dbox_sm2[2]+th_pcb)/2.;
+ 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
- gMC->Gsvolu("EFCB","BOX", idtmed[698], dbox_allb2, 3);
- gMC->Gsatt("EFCB", "SEEN", 1);
+ Float_t xA = 0.25; //distance from the border to 1st FEE board
+ Float_t yA = 4.00; //distance from the border to 1st FEE board
+ Float_t xSepa = 1.70; //Distance between two FEE boards
+ Float_t ySepa = 8.00; //Distance between two FEE boards
+
+ // FEE Boards EFEE placed inside EFBA
+ number = 1;
+ yFee = dboxFEEBPlaneA[1] - yA;
+ for (i = 1; i <= 6; ++i)
+ {
+ xFee = -dboxFEEBPlaneA[0] + xA;
+ for (j = 1; j <= 12; ++j)
+ {
+ gMC->Gspos("EFEE", number, "EFBA", xFee,yFee,zFee, 0, "ONLY");
+ xFee += xSepa;
+ number += 1;
+ }
+ yFee -= ySepa;
+ }
+ // FEE Boards EFEE placed inside EFBB
+ number = 1;
+ yFee = dboxFEEBPlaneB[1] - yA;
+ for (i = 1; i <= 3; ++i)
+ {
+ xFee = -dboxFEEBPlaneB[0] + xA;
+ for (j = 1; j <= 24; ++j)
+ {
+ gMC->Gspos("EFEE", number, "EFBB", xFee,yFee,zFee, 0, "ONLY");
+ xFee += xSepa;
+ number += 1;
+ }
+ yFee -= ySepa;
+ }
- // Now place everything in EFPB for PMD
- Float_t z_bpb,z_pcbb1,z_pcbb2,z_smb;
- z_pcbb1 = - dbox_allb[2]+th_pcb/2.0;
- gMC->Gsposp("EPCB", 1, "EFPB", 0., 0., z_pcbb1, 0, "ONLY",dbox_g2b,3);
- z_smb = z_pcbb1+dbox_sm2[2];
- gMC->Gsposp("ESMB", 1, "EFPB", 0., 0., z_smb, 0, "ONLY",dbox_sm2,3);
- z_pcbb2 = z_smb+th_pcb/2.0;
- gMC->Gsposp("EPCB", 2, "EFPB", 0., 0., z_pcbb2, 0, "ONLY",dbox_g2b,3);
- z_bpb = z_pcbb2+0.1+th_base/2.0; // 0.1 for 0.1 mm Air gap
- gMC->Gsposp("EBPB", 1, "EFPB", 0., 0., z_bpb, 0, "ONLY",dbox_g1b,3);
+ //Distance between the two backplanes of two UMs
+ //in x-direction is 0.92 and ydirection is 0.95
+ Float_t dboxEFSA[3];
+ dboxEFSA[0] = 3.0*dboxFEEBPlaneA[0] + 0.92;
+ dboxEFSA[1] = 2.0*dboxFEEBPlaneA[1] + (0.95/2.0);
+ dboxEFSA[2] = dboxFEEBPlaneA[2];
+ //Type A
+ gMC->Gsvolu("EFSA","BOX", idtmed[698],dboxEFSA, 3);
- // Now place everything in EFCB for CPV
-
- Float_t z_bpb2,z_pcbb12,z_pcbb22,z_smb2;
- z_bpb2 = - dbox_allb2[2]+th_base/2.0;
- gMC->Gsposp("EBPB", 1, "EFCB", 0., 0., z_bpb2, 0, "ONLY",dbox_g1b,3);
- z_pcbb12 = z_bpb2+0.1+th_pcb/2.0;
- gMC->Gsposp("EPCB", 1, "EFCB", 0., 0., z_pcbb12, 0, "ONLY",dbox_g2b,3);
- z_smb2 = z_pcbb12+dbox_sm2[2];
- gMC->Gsposp("ESMB", 1, "EFCB", 0., 0., z_smb2, 0, "ONLY",dbox_sm2,3);
- z_pcbb22 = z_smb2+th_pcb/2.0;
- gMC->Gsposp("EPCB", 2, "EFCB", 0., 0., z_pcbb22, 0, "ONLY",dbox_g2b,3);
+ //Distance between the two backplanes of two UMs
+ //in x-direction is 0.92 and ydirection is 0.95
+ Float_t dboxEFSB[3];
+ dboxEFSB[0] = 2.0*dboxFEEBPlaneB[0] + (0.938/2.0);
+ dboxEFSB[1] = 3.0*dboxFEEBPlaneB[1] + 1.05;
+ dboxEFSB[2] = dboxFEEBPlaneB[2];
+ //Type A
+ gMC->Gsvolu("EFSB","BOX", idtmed[698],dboxEFSB, 3);
- // Master MODULE EMPA of aluminum for PMD
- //Float_t dbox_mm1[3];
- dbox_mm1[0] = dbox_sm1[0]+boundary;
- dbox_mm1[1] = dbox_sm1[1]+boundary;
- dbox_mm1[2] = dbox_alla[2];
- gMC->Gsvolu("EMPA","BOX", idtmed[603], dbox_mm1, 3);
- gMC->Gsatt("EMPA", "SEEN", 1);
+ Float_t xfs1,xfs2,xfs3,yfs1,yfs2,yfs3;
+ xfs1 = -dboxEFSA[0] + dboxFEEBPlaneA[0];
+ xfs2 = xfs1 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0];
+ xfs3 = xfs2 + dboxFEEBPlaneA[0] + 0.92 + dboxFEEBPlaneA[0];
+ yfs1 = dboxEFSA[1] - dboxFEEBPlaneA[1];
+ yfs2 = yfs1 - dboxFEEBPlaneA[1] - 0.95 - dboxFEEBPlaneA[1];
- // Master MODULE EMCA of aluminum for CPV
- //Float_t dbox_mm12[3];
- dbox_mm12[0] = dbox_sm1[0]+boundary;
- dbox_mm12[1] = dbox_sm1[1]+boundary;
- dbox_mm12[2] = dbox_alla[2];
- gMC->Gsvolu("EMCA","BOX", idtmed[603], dbox_mm12, 3);
- gMC->Gsatt("EMCA", "SEEN", 1);
+ gMC->Gspos("EFBA", 1, "EFSA", xfs1, yfs1, 0., 0, "ONLY");
+ gMC->Gspos("EFBA", 2, "EFSA", xfs2, yfs1, 0., 0, "ONLY");
+ gMC->Gspos("EFBA", 3, "EFSA", xfs3, yfs1, 0., 0, "ONLY");
+ gMC->Gspos("EFBA", 4, "EFSA", xfs1, yfs2, 0., 0, "ONLY");
+ gMC->Gspos("EFBA", 5, "EFSA", xfs2, yfs2, 0., 0, "ONLY");
+ gMC->Gspos("EFBA", 6, "EFSA", xfs3, yfs2, 0., 0, "ONLY");
- //Position EFMA inside EMMA for PMD and CPV
- gMC->Gsposp("EFPA", 1, "EMPA", 0., 0., 0., 0, "ONLY",dbox_alla,3);
- gMC->Gsposp("EFCA", 1, "EMCA", 0., 0., 0., 0, "ONLY",dbox_alla2,3);
+ //Type B positioning
- // Master MODULE EMPB of aluminum for PMD
- //Float_t dbox_mm2[3];
- dbox_mm2[0] = dbox_sm2[0]+boundary;
- dbox_mm2[1] = dbox_sm2[1]+boundary;
- dbox_mm2[2] = dbox_allb[2];
+ xfs1 = -dboxEFSB[0] + dboxFEEBPlaneB[0];
+ xfs2 = xfs1 + dboxFEEBPlaneB[0] + 0.938 + dboxFEEBPlaneB[0];
+ yfs1 = dboxEFSB[1] - dboxFEEBPlaneB[1];
+ yfs2 = yfs1 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1];
+ yfs3 = yfs2 - dboxFEEBPlaneB[1] - 1.05 - dboxFEEBPlaneB[1];
- gMC->Gsvolu("EMPB","BOX", idtmed[603], dbox_mm2, 3);
- gMC->Gsatt("EMPB", "SEEN", 1);
- // Master MODULE EMCB of aluminum for CPV
- //Float_t dbox_mm22[3];
- dbox_mm22[0] = dbox_sm2[0]+boundary;
- dbox_mm22[1] = dbox_sm2[1]+boundary;
- dbox_mm22[2] = dbox_allb[2];
- gMC->Gsvolu("EMCB","BOX", idtmed[603], dbox_mm22, 3);
- gMC->Gsatt("EMCB", "SEEN", 1);
+ gMC->Gspos("EFBB", 1, "EFSB", xfs1, yfs1, 0., 0, "ONLY");
+ gMC->Gspos("EFBB", 2, "EFSB", xfs2, yfs1, 0., 0, "ONLY");
+ gMC->Gspos("EFBB", 3, "EFSB", xfs1, yfs2, 0., 0, "ONLY");
+ gMC->Gspos("EFBB", 4, "EFSB", xfs2, yfs2, 0., 0, "ONLY");
+ gMC->Gspos("EFBB", 5, "EFSB", xfs1, yfs3, 0., 0, "ONLY");
+ gMC->Gspos("EFBB", 6, "EFSB", xfs2, yfs3, 0., 0, "ONLY");
-
- //Position EFMB inside EMMB
- gMC->Gsposp("EFPB", 1, "EMPB", 0., 0., 0., 0, "ONLY",dbox_allb,3);
- gMC->Gsposp("EFCB", 1, "EMCB", 0., 0., 0., 0, "ONLY",dbox_allb2,3);
}
void AliPMDv1::CreatePMD()
{
-
//
// Create final detector from supermodules
// -- Author : Bedanga and Viyogi June 2003
- Float_t xp, yp, zp;
+ Float_t zp;
Int_t jhrot12,jhrot13, irotdm;
Int_t *idtmed = fIdtmed->GetArray()-599;
//VOLUMES Names : begining with "E" for all PMD volumes,
- // --- DEFINE Iron, and lead volumes for SM A
-
- Float_t dbox_pba[3];
- dbox_pba[0] = sm_length_ax;
- dbox_pba[1] = sm_length_ay;
- dbox_pba[2] = th_lead/2.;
-
- gMC->Gsvolu("EPBA","BOX", idtmed[600], dbox_pba, 3);
- gMC->Gsatt ("EPBA", "SEEN", 0);
-
+ // --- DEFINE Iron volumes for SM A
// Fe Support
- Float_t dbox_fea[3];
- dbox_fea[0] = sm_length_ax;
- dbox_fea[1] = sm_length_ay;
- dbox_fea[2] = th_steel/2.;
+ Float_t dboxFea[3];
+ dboxFea[0] = fSMLengthax;
+ dboxFea[1] = fSMLengthay;
+ dboxFea[2] = fgkThSteel/2.;
- gMC->Gsvolu("EFEA","BOX", idtmed[618], dbox_fea, 3);
- gMC->Gsatt ("EFEA", "SEEN", 0);
+ gMC->Gsvolu("EFEA","BOX", idtmed[618], dboxFea, 3);
- // --- DEFINE Iron, and lead volumes for SM B
-
- Float_t dbox_pbb[3];
- dbox_pbb[0] = sm_length_bx;
- dbox_pbb[1] = sm_length_by;
- dbox_pbb[2] = th_lead/2.;
-
- gMC->Gsvolu("EPBB","BOX", idtmed[600], dbox_pbb, 3);
- gMC->Gsatt ("EPBB", "SEEN", 0);
+ // --- DEFINE Iron volumes for SM B
// Fe Support
- Float_t dbox_feb[3];
- dbox_feb[0] = sm_length_bx;
- dbox_feb[1] = sm_length_by;
- dbox_feb[2] = th_steel/2.;
+ Float_t dboxFeb[3];
+ dboxFeb[0] = fSMLengthbx;
+ dboxFeb[1] = fSMLengthby;
+ dboxFeb[2] = fgkThSteel/2.;
- gMC->Gsvolu("EFEB","BOX", idtmed[618], dbox_feb, 3);
- gMC->Gsatt ("EFEB", "SEEN", 0);
-
-
- // Gaspmd, the dimension of RECTANGULAR mother volume of PMD,
-
- Float_t gaspmd[3] = {81.5,94.5,7.};
- gaspmd[0] = sm_length_ax+sm_length_bx;
- gaspmd[1] = sm_length_ay+sm_length_by;
-
-
- gMC->Gsvolu("EPMD", "BOX", idtmed[698], gaspmd, 3);
- gMC->Gsatt("EPMD", "SEEN", 1);
+ gMC->Gsvolu("EFEB","BOX", idtmed[618], dboxFeb, 3);
AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.);
-
AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.);
AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.);
- Float_t x_sma,y_sma;
- Float_t x_smb,y_smb;
- x_sma = -(sm_length_bx)/1.0;
- y_sma = sm_length_by;
- x_smb = -sm_length_ax;
- y_smb = -sm_length_ay;
+ // Gaspmd, the dimension of RECTANGULAR mother volume of PMD,
+ // Four mother volumes EPM1,EPM2 for A-type and
+ // volumes EPM3 and EPM4 for B-type. Four to create a hole
+ // and avoid overlap with beam pipe
+
+ Float_t gaspmd[3];
+ gaspmd[0] = fSMLengthax;
+ gaspmd[1] = fSMLengthay;
+ gaspmd[2] = fSMthick;
+
+ gMC->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd, 3);
+ gMC->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd, 3);
//Complete detector for Type A
//Position Super modules type A for both CPV and PMD in EPMD
- Float_t z_psa,z_pba,z_fea,z_cva;
- z_psa = - gaspmd[3] + sm_thick/2.;
-
- gMC->Gsposp("EMPA", 1, "EPMD", x_sma, y_sma, z_psa, 0, "ONLY",dbox_mm1,3);
- gMC->Gsposp("EMPA", 2, "EPMD", -x_sma, -y_sma, z_psa, jhrot12, "ONLY",dbox_mm1,3);
- z_pba=z_psa+sm_thick/2.+dbox_pba[2];
- gMC->Gsposp("EPBA", 1, "EPMD", x_sma, y_sma, z_pba, 0, "ONLY",dbox_pba,3);
- gMC->Gsposp("EPBA", 2, "EPMD", -x_sma, -y_sma, z_pba, 0, "ONLY",dbox_pba,3);
- z_fea=z_pba+dbox_pba[2]+dbox_fea[2];
- gMC->Gsposp("EFEA", 1, "EPMD", x_sma, y_sma, z_fea, 0, "ONLY",dbox_fea,3);
- gMC->Gsposp("EFEA", 2, "EPMD", -x_sma, -y_sma, z_fea, 0, "ONLY",dbox_fea,3);
- z_cva=z_fea+dbox_fea[2]+sm_thick/2.;
- gMC->Gsposp("EMCA", 1, "EPMD", x_sma, y_sma, z_cva, 0, "ONLY",dbox_mm12,3);
- gMC->Gsposp("EMCA", 2, "EPMD", -x_sma,-y_sma, z_cva, jhrot12, "ONLY",dbox_mm12,3);
+ Float_t zpsa,zpba,zfea,zcva,zfee;
+
+ // zpsa = - gaspmd[2] + fSMthick/2.;
+ // -2.5 is given to place PMD at -361.5
+ // BM : In future after putting proper electronics
+ // -2.5 will be replaced by -gaspmd[2]
+
+ //TYPE A
+ //Fee board
+ zfee=-gaspmd[2] + 1.2;
+ gMC->Gspos("EFSA", 1, "EPM1", 0., 0., zfee, 0, "ONLY");
+ gMC->Gspos("EFSA", 2, "EPM2", 0., 0., zfee, jhrot12, "ONLY");
+ //VETO
+ zcva = zfee + 1.2 + fDthick;
+ gMC->Gspos("EMVA", 1, "EPM1", 0., 0., zcva, 0, "ONLY");
+ gMC->Gspos("EMVA", 2, "EPM2", 0., 0., zcva, jhrot12, "ONLY");
+ //Iron support
+ zfea = zcva + fDthick + fgkThSteel/2.;
+ gMC->Gspos("EFEA", 1, "EPM1", 0., 0., zfea, 0, "ONLY");
+ gMC->Gspos("EFEA", 2, "EPM2", 0., 0., zfea, 0, "ONLY");
+ //Lead
+ zpba=zfea+fgkThSteel/2.+ fgkThLead/2.;
+ gMC->Gspos("ESPA", 1, "EPM1", 0., 0., zpba, 0, "ONLY");
+ gMC->Gspos("ESPA", 2, "EPM2", 0., 0., zpba, 0, "ONLY");
+ //Preshower
+ zpsa = zpba + fgkThLead/2. + fDthick;
+ gMC->Gspos("ESMA", 1, "EPM1", 0., 0., zpsa, 0, "ONLY");
+ gMC->Gspos("ESMA", 2, "EPM2", 0., 0., zpsa, jhrot12, "ONLY");
+ //FEE boards
+ zfee=zpsa + fDthick + 1.2;
+ gMC->Gspos("EFSA", 3, "EPM1", 0., 0., zfee, 0, "ONLY");
+ gMC->Gspos("EFSA", 4, "EPM2", 0., 0., zfee, jhrot12, "ONLY");
+
+ //TYPE - B
+ gaspmd[0] = fSMLengthbx;
+ gaspmd[1] = fSMLengthby;
+ gaspmd[2] = fSMthick;
+
+ gMC->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd, 3);
+ gMC->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd, 3);
+
//Complete detector for Type B
//Position Super modules type B for both CPV and PMD in EPMD
- Float_t z_psb,z_pbb,z_feb,z_cvb;
- z_psb = - gaspmd[3] + sm_thick/2.;
-
- gMC->Gsposp("EMPB", 3, "EPMD", x_smb, y_smb, z_psb, 0, "ONLY",dbox_mm2,3);
- gMC->Gsposp("EMPB", 4, "EPMD", -x_smb, -y_smb, z_psb, jhrot12, "ONLY",dbox_mm2,3);
- z_pbb=z_psb+sm_thick/2.+dbox_pbb[2];
- gMC->Gsposp("EPBB", 3, "EPMD", x_smb, y_smb, z_pbb, 0, "ONLY",dbox_pbb,3);
- gMC->Gsposp("EPBB", 4, "EPMD", -x_smb, -y_smb, z_pbb, 0, "ONLY",dbox_pbb,3);
- z_feb=z_pbb+dbox_pbb[2]+dbox_feb[2];
- gMC->Gsposp("EFEB", 3, "EPMD", x_smb, y_smb, z_feb, 0, "ONLY",dbox_feb,3);
- gMC->Gsposp("EFEB", 4, "EPMD", -x_smb, -y_smb, z_feb, 0, "ONLY",dbox_feb,3);
- z_cvb=z_feb+dbox_feb[2]+sm_thick/2.;
- gMC->Gsposp("EMCB", 3, "EPMD", x_smb, y_smb, z_cvb, 0, "ONLY",dbox_mm22,3);
- gMC->Gsposp("EMCB", 4, "EPMD", -x_smb,-y_smb, z_cvb, jhrot12, "ONLY",dbox_mm22,3);
-
+ Float_t zpsb,zpbb,zfeb,zcvb;
+ // zpsb = - gaspmd[2] + fSMthick/2.;
+ // -2.5 is given to place PMD at -361.5
+ // BM: In future after putting proper electronics
+ // -2.5 will be replaced by -gaspmd[2]
+
+ //Fee board
+ zfee=-gaspmd[2] + 1.2;
+ gMC->Gspos("EFSB", 5, "EPM3", 0., 0., zfee, 0, "ONLY");
+ gMC->Gspos("EFSB", 6, "EPM4", 0., 0., zfee, jhrot12, "ONLY");
+ //VETO
+ zcvb= zfee + 1.2 + fDthick;
+ gMC->Gspos("EMVB", 3, "EPM3", 0., 0., zcvb, 0, "ONLY");
+ gMC->Gspos("EMVB", 4, "EPM4", 0., 0., zcvb, jhrot12, "ONLY");
+
+ //IRON SUPPORT
+ zfeb= zcvb + fDthick + fgkThSteel/2.;
+ gMC->Gspos("EFEB", 3, "EPM3", 0., 0., zfeb, 0, "ONLY");
+ gMC->Gspos("EFEB", 4, "EPM4", 0., 0., zfeb, 0, "ONLY");
+ //LEAD
+ zpbb= zfeb + fgkThSteel/2.+ fgkThLead/2.;
+ gMC->Gspos("ESPB", 3, "EPM3", 0., 0., zpbb, 0, "ONLY");
+ gMC->Gspos("ESPB", 4, "EPM4", 0., 0., zpbb, 0, "ONLY");
+ //PRESHOWER
+ zpsb = zpbb + fgkThLead/2.+ fDthick;
+ gMC->Gspos("ESMB", 3, "EPM3", 0., 0., zpsb, 0, "ONLY");
+ gMC->Gspos("ESMB", 4, "EPM4", 0., 0., zpsb, jhrot12, "ONLY");
+ //FEE boards
+ zfee=zpsb + fDthick + 1.2;
+ gMC->Gspos("EFSB", 7, "EPM3", 0., 0., zfee, 0, "ONLY");
+ gMC->Gspos("EFSB", 8, "EPM4", 0., 0., zfee, jhrot12, "ONLY");
+
+
// --- Place the EPMD in ALICE
- xp = 0.;
- yp = 0.;
- zp = zdist1;
+ //Z-distance of PMD from Interaction Point
+ zp = fgkZdist;
- //Position Full PMD in ALICE
- gMC->Gsposp("EPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY",gaspmd,3);
+ //X and Y-positions of the PMD planes
+ Float_t xfinal,yfinal;
+ Float_t xsmb,ysmb;
+ Float_t xsma,ysma;
+ xfinal = fSMLengthax + 0.48/2 + fSMLengthbx;
+ yfinal = fSMLengthay + 0.20/2 + fSMLengthby;
+
+
+ xsma = xfinal - fSMLengthax;
+ ysma = yfinal - fSMLengthay;
+ xsmb = -xfinal + fSMLengthbx;
+ ysmb = yfinal - fSMLengthby;
+
+
+//Position Full PMD in ALICE
+//
+// EPM1 EPM3
+//
+// EPM4 EPM2
+// (rotated (rotated EPM1)
+// EPM3)
+//
+ gMC->Gspos("EPM1", 1, "ALIC", xsma,ysma,zp, 0, "ONLY");
+ gMC->Gspos("EPM2", 1, "ALIC", -xsma,-ysma,zp, 0, "ONLY");
+ gMC->Gspos("EPM3", 1, "ALIC", xsmb,ysmb,zp, 0, "ONLY");
+ gMC->Gspos("EPM4", 1, "ALIC", -xsmb,-ysmb,zp, 0, "ONLY");
}
//_____________________________________________________________________________
-void AliPMDv1::DrawModule()
+void AliPMDv1::DrawModule() const
{
- cout << " Inside Draw Modules " << endl;
- //
// Draw a shaded view of the Photon Multiplicity Detector
//
+ // cout << " Inside Draw Modules " << endl;
gMC->Gsatt("*", "seen", -1);
gMC->Gsatt("alic", "seen", 0);
//gMC->Gdman(17, 5, "MAN");
gMC->Gdopt("hide", "off");
- cout << " Outside Draw Modules " << endl;
+ AliDebug(1,"Outside Draw Modules");
}
//_____________________________________________________________________________
void AliPMDv1::CreateMaterials()
{
- cout << " Inside create materials " << endl;
- //
// Create materials for the PMD
//
// ORIGIN : Y. P. VIYOGI
//
-
- // --- The Argon- CO2 mixture ---
- Float_t ag[2] = { 39.95 };
- Float_t zg[2] = { 18. };
- Float_t wg[2] = { .7,.3 };
- 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;
+ // cout << " Inside create materials " << endl;
+
Int_t isxfld = gAlice->Field()->Integ();
Float_t sxmgmx = gAlice->Field()->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);
- AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.);
- AliMaterial(16, "C $", 12.01, 6., 2.265, 18.8, 49.9);
- AliMaterial(17, "POLYCARBONATE $", 20., 10., 1.2, 34.6, 999.);
- AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
- // AliMaterial(31, "Xenon$", 131.3, 54., dxe, x0xe, 6.5e4);
-
- AliMaterial(96, "MYLAR$", 8.73, 4.55, 1.39, 28.7, 62.);
- AliMaterial(97, "CONCR$", 20., 10., 2.5, 10.7, 40.);
- AliMaterial(98, "Vacum$", 1e-9, 1e-9, 1e-9, 1e16, 1e16);
- AliMaterial(99, "Air $", 14.61, 7.3, .0012, 30420., 67500.);
-
- // define gas-mixtures
+
+ // G10
- char namate[21];
- gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
- ag[1] = a;
- zg[1] = z;
- dg = (dar * 4 + dco) / 5;
- AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
+ 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 $", 63.54, 29., 8.96, 1.43, 15.);
+
+ // Steel
+ Float_t aSteel[4] = { 55.847,51.9961,58.6934,28.0855 };
+ Float_t zSteel[4] = { 26.,24.,28.,14. };
+ Float_t wSteel[4] = { .715,.18,.1,.005 };
+ Float_t dSteel = 7.88;
+ AliMixture(19, "STAINLESS STEEL$", aSteel, zSteel, dSteel, 4, wSteel);
+
+ //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(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(19, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
- // AliMedium(31, "Xenon $", 31, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(1, "Pb conv.$", 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(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");
+
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::Init()
+{
+ //
+ // Initialises PMD detector after it has been built
+ //
+
+ //
+ 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 ---
gMC->Gstpar(idtmed[600], "LOSS", 3.);
gMC->Gstpar(idtmed[600], "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.);
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);
-
+// 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);
-
- cout << " Outside create materials " << endl;
-
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::Init()
-{
- //
- // Initialises PMD detector after it has been built
- //
-
- Int_t i;
- kdet=1;
- //
- cout << " Inside Init " << endl;
- if(fDebug) {
- printf("\n%s: ",ClassName());
- for(i=0;i<35;i++) printf("*");
- printf(" PMD_INIT ");
- for(i=0;i<35;i++) printf("*");
- printf("\n%s: ",ClassName());
- printf(" PMD simulation package (v1) initialised\n");
- printf("%s: parameters of pmd\n",ClassName());
- printf("%s: %10.2f %10.2f %10.2f \
- %10.2f\n",ClassName(),cell_radius,cell_wall,cell_depth,zdist1 );
- printf("%s: ",ClassName());
- for(i=0;i<80;i++) printf("*");
- printf("\n");
- }
-
- Int_t *idtmed = fIdtmed->GetArray()-599;
- fMedSens=idtmed[605-1];
-
+ // Visualization of volumes
+ gMC->Gsatt("ECAR", "SEEN", 0);
+ gMC->Gsatt("ECCU", "SEEN", 0);
+ gMC->Gsatt("ECCU", "COLO", 4);
+ gMC->Gsatt("EST1", "SEEN", 0);
+ gMC->Gsatt("EST2", "SEEN", 0);
+ gMC->Gsatt("EHC1", "SEEN", 0);
+ gMC->Gsatt("EHC2", "SEEN", 0);
+ gMC->Gsatt("EPCA", "SEEN", 0);
+ gMC->Gsatt("EBKA", "SEEN", 0);
+ gMC->Gsatt("ECGA", "SEEN", 0);
+ gMC->Gsatt("ECVA", "SEEN", 0);
+ gMC->Gsatt("EDGA", "SEEN", 0);
+ gMC->Gsatt("EDVA", "SEEN", 0);
+ gMC->Gsatt("ESSA", "SEEN", 0);
+ gMC->Gsatt("ESVA", "SEEN", 0);
+ gMC->Gsatt("EUM1", "SEEN", 0);
+ gMC->Gsatt("EUV1", "SEEN", 0);
+ gMC->Gsatt("EBPA", "SEEN", 0);
+ gMC->Gsatt("EPCB", "SEEN", 0);
+ gMC->Gsatt("EBKB", "SEEN", 0);
+ gMC->Gsatt("ECGB", "SEEN", 0);
+ gMC->Gsatt("ECVB", "SEEN", 0);
+ gMC->Gsatt("EDGB", "SEEN", 0);
+ gMC->Gsatt("EDVB", "SEEN", 0);
+ gMC->Gsatt("ESSB", "SEEN", 0);
+ gMC->Gsatt("ESVB", "SEEN", 0);
+ gMC->Gsatt("EUM2", "SEEN", 0);
+ gMC->Gsatt("EUV2", "SEEN", 0);
+ gMC->Gsatt("EBPB", "SEEN", 0);
+ gMC->Gsatt("EPB1", "SEEN", 0);
+ gMC->Gsatt("EPB2", "SEEN", 0);
+ gMC->Gsatt("ESMA", "SEEN", 0);
+ gMC->Gsatt("EMVA", "SEEN", 0);
+ gMC->Gsatt("ESMB", "SEEN", 0);
+ gMC->Gsatt("EMVB", "SEEN", 0);
+ gMC->Gsatt("ESPA", "SEEN", 0);
+ gMC->Gsatt("ESPB", "SEEN", 0);
+ gMC->Gsatt("EFEE", "SEEN", 0);
+ gMC->Gsatt("EFEE", "COLO", 4);
+ gMC->Gsatt("EFBA", "SEEN", 0);
+ gMC->Gsatt("EFBB", "SEEN", 0);
+ gMC->Gsatt("EFSA", "SEEN", 0);
+ gMC->Gsatt("EFSB", "SEEN", 0);
+ gMC->Gsatt("EFEA", "SEEN", 0);
+ gMC->Gsatt("EFEB", "SEEN", 0);
+ gMC->Gsatt("EPM1", "SEEN", 1);
+ gMC->Gsatt("EPM2", "SEEN", 1);
+ gMC->Gsatt("EPM3", "SEEN", 1);
+ gMC->Gsatt("EPM4", "SEEN", 1);
}
//_____________________________________________________________________________
Int_t copy;
Float_t hits[4], destep;
Float_t center[3] = {0,0,0};
- Int_t vol[8]; //5
- //const char *namep;
+ Int_t vol[10];
+ // const char *namep;
- if(gMC->GetMedium() == fMedSens && (destep = gMC->Edep())) {
+ 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);
+ // printf("Current vol 11 is %s \n",namep);
vol[1]=copy;
gMC->CurrentVolOffID(2,copy);
// if(strncmp(namep,"EHC1",4))vol[2]=1;
gMC->CurrentVolOffID(3,copy);
- //namep=gMC->CurrentVolOffName(3);
+ // 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;
gMC->CurrentVolOffID(5,copy);
- //namep=gMC->CurrentVolOffName(5);
- //printf("Current vol 55 is %s \n",namep);
+ // namep=gMC->CurrentVolOffName(5);
+ // printf("Current vol 55 is %s \n",namep);
vol[5]=copy;
gMC->CurrentVolOffID(6,copy);
- //namep=gMC->CurrentVolOffName(6);
- //printf("Current vol 66 is %s \n",namep);
+ // namep=gMC->CurrentVolOffName(6);
+ // printf("Current vol 66 is %s \n",namep);
vol[6]=copy;
gMC->CurrentVolOffID(7,copy);
- //namep=gMC->CurrentVolOffName(7);
- //printf("Current vol 77 is %s \n",namep);
+ // namep=gMC->CurrentVolOffName(7);
+ // printf("Current vol 77 is %s \n",namep);
vol[7]=copy;
+ gMC->CurrentVolOffID(8,copy);
+ // namep=gMC->CurrentVolOffName(8);
+ // printf("Current vol 88 is %s \n",namep);
+ vol[8]=copy;
- //printf("volume number %4d %4d %4d %4d %4d %4d %4d %4d %10.3f \n",vol[0],vol[1],vol[2],vol[3],vol[4],vol[5],vol[6],vol[7],destep*1000000);
+
+ gMC->CurrentVolOffID(9,copy);
+ // namep=gMC->CurrentVolOffName(9);
+ // printf("Current vol 99 is %s \n",namep);
+ vol[9]=copy;
+
+
+ // printf("volume number %4d %4d %4d %4d %4d %4d %4d %4d %4d %4d %10.3f \n",vol[0],vol[1],vol[2],vol[3],vol[4],vol[5],vol[6],vol[7],vol[8],vol[9],destep*1000000);
gMC->Gdtom(center,hits,1);
hits[3] = destep*1e9; //Number in eV
- AddHit(gAlice->GetCurrentTrackNumber(), vol, hits);
+ AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits);
}
}
void AliPMDv1::GetParameters()
{
- const Float_t root3 = TMath::Sqrt(3.);
- const Float_t root3_2 = TMath::Sqrt(3.) /2.;
- //
- cell_radius=0.25;
- cell_wall=0.02;
- cell_depth=0.25 * 2.;
+ // This gives all the parameters of the detector
+ // such as Length of Supermodules, type A, type B,
+ // thickness of the Supermodule
//
- ncol_um1 = 48;
- ncol_um2 = 96;
- nrow_um1 = 96;//each strip has 1 row
- nrow_um2 = 48;//each strip has 1 row
+
+ 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 = 42.5886;
+ //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) + 0.075;
+
+
+
+ fSMLengthay = 49.1;
+ //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
+ // double YA = 2.0*(fgkNrowUM1*fgkCellRadius+fgkCellRadius/2.+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + 0.05;
+
+ fSMLengthby = 37.675;
+ //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
+ //double YB = 3.0*((fgkNrowUM2*fgkCellRadius + fgkCellRadius/2.)+(2.0*fgkGap)+(2.0*fgkGap)+fgkSSBoundary) + (2.0*0.05);
+
+
+ //Thickness of a pre/veto plane
+ fDthick = fgkThSS/2. +0.15;
+
+ //Thickness of the PMD ; 2.4 added for FEE boards
+ fSMthick = 2.0*(fgkThSS/2. +0.15)
+ +fgkThSteel/2.+fgkThLead/2.0 + 2.4;
+
+
+
+}
+// ---------------------------------------------------------------
+void AliPMDv1::AddAlignableVolumes() const
+{
//
- sm_length_ax = (3.0*(ncol_um1*cell_radius+cell_radius/2.)+(2.0*0.025)) + 0.7;
- sm_length_bx = 2.0*(ncol_um2*cell_radius+cell_radius/2.)+0.025+0.7;
-
- sm_length_ay = 2.0*(((cell_radius/root3_2)*nrow_um1)-(cell_radius*root3*(nrow_um1-1)/6.))+0.025+0.7;
- sm_length_by = 3.0*(((cell_radius/root3_2)*nrow_um2)-(cell_radius*root3*(nrow_um2-1)/6.))+(2.0*0.025)+0.7;
- //
- boundary=0.7;
- //
- th_base=0.3;
- th_air=0.1;
- th_pcb=0.16;
- //
- sm_thick = th_base + th_air + th_pcb + cell_depth + th_pcb + th_air + th_pcb;
- //
- th_lead=1.5;
- th_steel=0.5;
-
- zdist1 = 361.5;
+ // 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++){
+ volpath = vpsector;
+ volpath += cnt;
+ volpath += vpappend;
+ symname = snsector;
+ symname += cnt;
+ if(!gGeoManager->SetAlignableEntry(symname.Data(),volpath.Data()))
+ {
+ AliFatal("Unable to set alignable entry!");
+ }
+ }
}
+// ------------------------------------------------------------------