-/**************************************************************************
+/***************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
* Author: The ALICE Off-line Project. *
* provided "as is" without express or implied warranty. *
**************************************************************************/
-/*
-$Log$
-Revision 1.7 1999/10/06 13:05:52 fca
-Temporary fix to keep the code working waiting for Y.Viyogi
-
-Revision 1.6 1999/09/29 09:24:28 fca
-Introduction of the Copyright and cvs Log
-
-*/
+/* $Id$ */
+//
///////////////////////////////////////////////////////////////////////////////
// //
// Photon Multiplicity Detector Version 1 //
//End_Html
// //
///////////////////////////////////////////////////////////////////////////////
+////
+
+#include "Riostream.h"
+
+#include <TVirtualMC.h>
+
+#include "AliConst.h"
+#include "AliMagF.h"
#include "AliPMDv0.h"
#include "AliRun.h"
-#include "AliMC.h"
-#include "AliConst.h"
-#include "AliMagF.h"
-
-static Float_t smod2[3], smod3[3], smod4[3];
-static Int_t maxbox, kdet;
-static Float_t thgas,thmin,thmax,zdist,zdist1,thlow,
- thhigh,edge;
-static Int_t numqu;
-static Float_t xbox[40][40], ybox[40][40];
-static Int_t pindex[40][40];
+static Int_t kdet, ncell_sm, ncell_hole;
+static Float_t zdist, zdist1;
+static Float_t sm_length, sm_thick, cell_radius, cell_wall, cell_depth;
+static Float_t boundary, th_base, th_air, th_pcb;
+static Float_t th_lead, th_steel;
+
ClassImp(AliPMDv0)
-//_____________________________________________________________________________
-AliPMDv0::AliPMDv0() : AliPMD()
+
+ //_____________________________________________________________________________
+ AliPMDv0::AliPMDv0()
{
//
// Default constructor
fMedSens=0;
}
-//_____________________________________________________________________________
-void AliPMDv0::Coordnew()
-{
- //
- // Find coordinates for pad geometry
- //
- // Author Y.P. Viyogi, VECC Calcutta
- //
-
- Float_t th1, th2, dbox, dist;
- //Float_t xoff[40][40], yoff[40][40];
- Int_t i, j, nbox;
- Float_t rlow;
- Int_t xoff1[3], yoff1[3], l;
- Float_t rhigh, dmax, hole;
- Int_t kk, nhol;
- Float_t rr, xx, yy;
-
- th1 = thmin * kPI / 180;
- th2 = thmax * kPI / 180;
- /* ESTIMATES FOR OCTAGON */
- dist = zdist * TMath::Tan(th2);
- /* *** 04.06.97 Fixed Module size of 6 cm, 0 mm boundary. */
- /* *** variable pad sizes of 0.3 mm, 0.5 mm, 1.0 mm and 1.2 mm */
- dbox = edge * 2 + 24;
- maxbox = Int_t(dist / dbox + .5);
- dmax= maxbox * dbox;
- /* NOW GET THE HOLE SIZE ETC. */
- hole = zdist * TMath::Tan(th1);
- nhol = Int_t(hole / dbox + .5);
- hole = nhol * dbox;
-
- rlow = zdist * TMath::Tan(thlow * kPI / 180);
- rhigh = zdist * TMath::Tan(thhigh * kPI / 180);
- for (i = 1; i <= 40; ++i) {
- for (j = 1; j <= 40; ++j) {
- //index[j][i] = 0;
- //xoff[j][i] = 0;
- //yoff[j][i] = 0;
- xbox[j][i] = 0;
- /* L5: */
- ybox[j][i] = 0;
- }
- }
-
- // NOW START PLACING THE BOXES IN VARIOUS LAYERS, START FROM THE CENTRE
-
- yy = dbox / 2;
- for(i=0;i<3;i++) yoff1[i]=0;
- nbox = 0;
- // PRINT*,'MAXBOX=',MAXBOX
- for (i = 1; i <= maxbox; ++i) {
- xx = dbox / 2;
- for(j=0;j<3;j++) xoff1[j]=0;
- for (j = 1; j <= maxbox; ++j) {
- rr = sqrt(xx*xx+yy*yy);
- if (rr >= hole && rr <= dmax) {
- // BOX CAN BE FITTED
- //index[j][i] = 2;
- //if (rr < rlow) index[j][i] = 1;
- //else if (rr > rhigh) index[j][i] = 3;
- xbox[j][i] = xx;
- ybox[j][i] = yy;
- ++nbox;
- //xoff[j][i] = xoff1[index[j][i] - 1];
- //yoff[j][i] = yoff1[index[j][i] - 1];
- }
- if (kdet == 1) kk = 1; else kk = 0;
- for (l = 1; l <= 3; ++l)
- xoff1[l - 1] += fNumPads[l + kk - 1];
- xx += dbox;
- }
-
- if (kdet == 1) kk = 1; else kk=0;
-
- for (l = 1; l <= 3; ++l)
- yoff1[l - 1] += fNumPads[l + kk - 1];
- yy += dbox;
- }
-}
-
-//_____________________________________________________________________________
-void AliPMDv0::Coordinates()
-{
- //
- // SUBROUTINE TO COMPUTE THE X- AND Y- COORDINATES OF THE BOXES
- // WHICH CAN FIT INTO THE CIRCULAR REGION BETWEEN THE GIVEN ANGLES.
- // INPUT : ZDIST, THMIN, THMAX, PADSIZE (FOR INSIDE and OUTSIDE PMD).
- // ALL DIMENSIONS IN CM.
- // -- Author : Y.P. VIYOGI, 10/05/1996.
-
- Float_t hole, dmax, dbox;
- Int_t nhol;
- Float_t dist;
- Int_t nbox;
- Float_t rlow;
- Int_t i, j;
- Float_t rhigh, rr, xx, yy, th1, th2;
-
- th1 = thmin*kPI/180;
- th2 = thmax*kPI/180;
- // ESTIMATES FOR OCTAGON
- dist = zdist * TMath::Tan(th2);
- // *** 04.06.97 Fixed Module size of 24 cm, 3 mm boundary.
- // *** variable pad sizes of 8 mm, 10 mm, 12mm and 15 mm
- dbox = edge*2 + 24.;
- maxbox = Int_t(dist / dbox + .5);
- dmax = maxbox*dbox;
- // NOW GET THE HOLE SIZE ETC.
- hole = zdist * TMath::Tan(th1);
- nhol = Int_t(hole / dbox + .5);
- hole = nhol * dbox;
-
- rlow = zdist * TMath::Tan(thlow*kPI/180);
- rhigh = zdist * TMath::Tan(thhigh*kPI/180);
- for (i = 0; i < 40; ++i) {
- for (j = 0; j < 40; ++j) {
- pindex[j][i] = 0;
- xbox[j][i] = 0;
- ybox[j][i] = 0;
- }
- }
-
- // NOW START PLACING THE BOXES IN VARIOUS LAYERS, START FROM THE CENTRE
- yy = dbox / 2;
- nbox = 0;
- for (i = 0; i < maxbox; ++i) {
- xx = dbox / 2;
- for (j = 0; j < maxbox; ++j) {
- rr = TMath::Sqrt(xx*xx + yy*yy);
- if (rr >= hole && rr <= dmax) { // BOX CAN BE FITTED
- pindex[j][i] = 2;
- if (rr < rlow) pindex[j][i] = 1;
- if (rr > rhigh) pindex[j][i] = 3;
- xbox[j][i] = xx;
- ybox[j][i] = yy;
- ++nbox;
- }
- xx += dbox;
- }
- yy += dbox;
- }
-}
-
//_____________________________________________________________________________
void AliPMDv0::CreateGeometry()
{
//
- // Create geometry for Photon Multiplicity Detector Version 1
+ // Create geometry for Photon Multiplicity Detector Version 3 :
+ // April 2, 2001
//
//Begin_Html
/*
<img src="picts/AliPMDv0Tree.gif">
*/
//End_Html
- CreatePads();
- CreateInside();
+ GetParameters();
+ CreateSupermodule();
+ CreatePMD();
}
-
+
//_____________________________________________________________________________
-void AliPMDv0::CreateInside()
+void AliPMDv0::CreateSupermodule()
{
//
- // Create inside of Pads
+ // Creates the geometry of the cells, places them in supermodule which
+ // is a rhombus object.
+
+ // *** DEFINITION OF THE GEOMETRY OF THE PMD ***
+ // *** HEXAGONAL CELLS WITH CELL RADIUS 0.25 cm (see "GetParameters")
+ // -- Author : S. Chattopadhyay, 02/04/1999.
+
+ // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is placed inside another
+ // hexagonal cell made of Cu (ECCU) with larger radius, compared to ECAR. The difference
+ // in radius gives the dimension of half width of each cell wall.
+ // These cells are placed as 72 x 72 array in a
+ // rhombus shaped supermodule (EHC1). The rhombus shaped modules are designed
+ // to have closed packed structure.
//
- // -- Author : Y.P. VIYOGI, 07/05/1996.
- // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
+ // Each supermodule (ESMA, ESMB), made of G10 is filled with following components
+ // EAIR --> Air gap between gas hexagonal cells and G10 backing.
+ // EHC1 --> Rhombus shaped parallelopiped containing the hexagonal cells
+ // EAIR --> Air gap between gas hexagonal cells and G10 backing.
+ //
+ // ESMA, ESMB are placed in EMM1 along with EMPB (Pb converter)
+ // and EMFE (iron support)
+
+ // EMM1 made of
+ // ESMB --> Normal supermodule, mirror image of ESMA
+ // EMPB --> Pb converter
+ // EMFE --> Fe backing
+ // ESMA --> Normal supermodule
+ //
+ // ESMX, ESMY are placed in EMM2 along with EMPB (Pb converter)
+ // and EMFE (iron support)
+
+ // EMM2 made of
+ // ESMY --> Special supermodule, mirror image of ESMX,
+ // EMPB --> Pb converter
+ // EMFE --> Fe backing
+ // ESMX --> First of the two Special supermodules near the hole
+
+ // EMM3 made of
+ // ESMQ --> Special supermodule, mirror image of ESMX,
+ // EMPB --> Pb converter
+ // EMFE --> Fe backing
+ // ESMP --> Second of the two Special supermodules near the hole
- Float_t sipmd[3] = { 300.,300.,5. };
+ // EMM2 and EMM3 are used to create the hexagonal HOLE
+
+ //
+ // EPMD
+ // |
+ // |
+ // ---------------------------------------------------------------------------
+ // | | | | |
+ // EHOL EMM1 EMM2 EMM3 EALM
+ // | | |
+ // -------------------- -------------------- --------------------
+ // | | | | | | | | | | | |
+ // ESMB EMPB EMFE ESMA ESMY EMPB EMFE ESMX ESMQ EMPB EMFE ESMP
+ // | | |
+ // ------------ ------------ -------------
+ // | | | | | | | | |
+ // EAIR EHC1 EAIR EAIR EHC2 EAIR EAIR EHC3 EAIR
+ // | | |
+ // ECCU ECCU ECCU
+ // | | |
+ // ECAR ECAR ECAR
- Int_t i2;
+
+ 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.;
+ 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);
+
+
+ //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)
+ //
- Float_t xiqa[4], yiqa[4];
- Int_t inum2, inum3, inum4, i, j, k;
- Float_t siqad[4];
- Float_t zd, xd, yd, xp, yp, zp;
- Int_t idrotm[100];
+ // **** CELL SIZE 20 mm^2 EQUIVALENT
+
+ // Inner hexagon filled with gas (Ar+CO2)
+
+ Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23};
+
+ hexd2[4]= - cell_depth/2.;
+ hexd2[7]= cell_depth/2.;
+ hexd2[6]= cell_radius - cell_wall;
+ hexd2[9]= cell_radius - cell_wall;
- Int_t *idtmed = fIdtmed->GetArray()-599;
+ // Gas replaced by vacuum for v0(insensitive) version of PMD.
+
+ gMC->Gsvolu("ECAR", "PGON", idtmed[697], hexd2,10);
+ gMC->Gsatt("ECAR", "SEEN", 0);
+
+ // Outer hexagon made of Copper
+
+ Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25};
+ //total wall thickness=0.2*2
+
+ hexd1[4]= - cell_depth/2.;
+ hexd1[7]= cell_depth/2.;
+ hexd1[6]= cell_radius;
+ hexd1[9]= cell_radius;
+
+ gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10);
+ gMC->Gsatt("ECCU", "SEEN", 1);
+
+ // --- place inner hex inside outer hex
+
+ gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY");
+
+// Rhombus shaped supermodules (defined by PARA)
+
+// volume for SUPERMODULE
+
+ Float_t dpara_sm1[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm1[0]=(ncell_sm+0.25)*hexd1[6] ;
+ dpara_sm1[1] = dpara_sm1[0] *root3_2;
+ dpara_sm1[2] = sm_thick/2.;
+
+//
+ gMC->Gsvolu("ESMA","PARA", idtmed[607], dpara_sm1, 6);
+ gMC->Gsatt("ESMA", "SEEN", 0);
+ //
+ gMC->Gsvolu("ESMB","PARA", idtmed[607], dpara_sm1, 6);
+ gMC->Gsatt("ESMB", "SEEN", 0);
+
+ // Air residing between the PCB and the base
+
+ Float_t dpara_air[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_air[0]= dpara_sm1[0];
+ dpara_air[1]= dpara_sm1[1];
+ dpara_air[2]= th_air/2.;
+
+ gMC->Gsvolu("EAIR","PARA", idtmed[698], dpara_air, 6);
+ gMC->Gsatt("EAIR", "SEEN", 0);
+
+ // volume for honeycomb chamber EHC1
+
+ Float_t dpara1[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara1[0] = dpara_sm1[0];
+ dpara1[1] = dpara_sm1[1];
+ dpara1[2] = cell_depth/2.;
+
+ gMC->Gsvolu("EHC1","PARA", idtmed[698], dpara1, 6);
+ gMC->Gsatt("EHC1", "SEEN", 1);
- // 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.
+
+
+ // Place hexagonal cells ECCU cells inside EHC1 (72 X 72)
+
+ Int_t xrow=1;
+
+ yb = -dpara1[1] + (1./root3_2)*hexd1[6];
+ zb = 0.;
+
+ for (j = 1; j <= ncell_sm; ++j) {
+ xb =-(dpara1[0] + dpara1[1]*0.577) + 2*hexd1[6]; //0.577=tan(30deg)
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
+ }
+ for (i = 1; i <= ncell_sm; ++i) {
+ number = i+(j-1)*ncell_sm;
+ gMC->Gspos("ECCU", number, "EHC1", xb,yb,zb, ihrotm, "ONLY");
+ xb += (hexd1[6]*2.);
+ }
+ xrow = xrow+1;
+ yb += (hexd1[6]*TMath::Sqrt(3.));
+ }
+
+
+ // Place EHC1 and EAIR into ESMA and ESMB
+
+ Float_t z_air1,z_air2,z_gas;
+
+ //ESMA is normal supermodule with base at bottom, with EHC1
+ z_air1= -dpara_sm1[2] + th_base + dpara_air[2];
+ gMC->Gspos("EAIR", 1, "ESMA", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara_air[2]+ th_pcb + dpara1[2];
+ //Line below Commented for version 0 of PMD routine
+ // gMC->Gspos("EHC1", 1, "ESMA", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara1[2]+ th_pcb + dpara_air[2];
+ gMC->Gspos("EAIR", 2, "ESMA", 0., 0., z_air2, 0, "ONLY");
+
+ // ESMB is mirror image of ESMA, with base at top, with EHC1
+
+ z_air1= -dpara_sm1[2] + th_pcb + dpara_air[2];
+ gMC->Gspos("EAIR", 3, "ESMB", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara_air[2]+ th_pcb + dpara1[2];
+ //Line below Commented for version 0 of PMD routine
+ // gMC->Gspos("EHC1", 2, "ESMB", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara1[2]+ th_pcb + dpara_air[2];
+ gMC->Gspos("EAIR", 4, "ESMB", 0., 0., z_air2, 0, "ONLY");
+
+
+// special supermodule EMM2(GEANT only) containing 6 unit modules
+
+// volume for SUPERMODULE
+
+ Float_t dpara_sm2[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm2[0]=(ncell_sm+0.25)*hexd1[6] ;
+ dpara_sm2[1] = (ncell_sm - ncell_hole + 0.25) * root3_2 * hexd1[6];
+ dpara_sm2[2] = sm_thick/2.;
+
+ gMC->Gsvolu("ESMX","PARA", idtmed[607], dpara_sm2, 6);
+ gMC->Gsatt("ESMX", "SEEN", 0);
+ //
+ gMC->Gsvolu("ESMY","PARA", idtmed[607], dpara_sm2, 6);
+ gMC->Gsatt("ESMY", "SEEN", 0);
+
+ Float_t dpara2[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara2[0] = dpara_sm2[0];
+ dpara2[1] = dpara_sm2[1];
+ dpara2[2] = cell_depth/2.;
+
+ gMC->Gsvolu("EHC2","PARA", idtmed[698], dpara2, 6);
+ gMC->Gsatt("EHC2", "SEEN", 1);
+
+
+ // Air residing between the PCB and the base
+
+ Float_t dpara2_air[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara2_air[0]= dpara_sm2[0];
+ dpara2_air[1]= dpara_sm2[1];
+ dpara2_air[2]= th_air/2.;
+
+ gMC->Gsvolu("EAIX","PARA", idtmed[698], dpara2_air, 6);
+ gMC->Gsatt("EAIX", "SEEN", 0);
+
+ // Place hexagonal single cells ECCU inside EHC2
+ // skip cells which go into the hole in top left corner.
+
+ xrow=1;
+ yb = -dpara2[1] + (1./root3_2)*hexd1[6];
+ zb = 0.;
+ for (j = 1; j <= (ncell_sm - ncell_hole); ++j) {
+ xb =-(dpara2[0] + dpara2[1]*0.577) + 2*hexd1[6];
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
+ }
+ for (i = 1; i <= ncell_sm; ++i) {
+ number = i+(j-1)*ncell_sm;
+ gMC->Gspos("ECCU", number, "EHC2", xb,yb,zb, ihrotm, "ONLY");
+ xb += (hexd1[6]*2.);
+ }
+ xrow = xrow+1;
+ yb += (hexd1[6]*TMath::Sqrt(3.));
+ }
+
+
+ // ESMX is normal supermodule with base at bottom, with EHC2
- // VOLUME SIZE MEDIUM : REMARKS
- // ------ ----- ------ : ---------------------------
+ z_air1= -dpara_sm2[2] + th_base + dpara2_air[2];
+ gMC->Gspos("EAIX", 1, "ESMX", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara2_air[2]+ th_pcb + dpara2[2];
+ //Line below Commented for version 0 of PMD routine
+ // gMC->Gspos("EHC2", 1, "ESMX", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara2[2]+ th_pcb + dpara2_air[2];
+ gMC->Gspos("EAIX", 2, "ESMX", 0., 0., z_air2, 0, "ONLY");
+
+ // ESMY is mirror image of ESMX with base at bottom, with EHC2
- // DPMD SIPMD AIR : INSIDE PMD and its SIZE
-
-
-
- // *** Define the DPMD Volume and fill with air ***
-
- gMC->Gsvolu("DPMD", "BOX ", idtmed[698], sipmd, 3);
-
- // *** Define DIQU Volume and fill with air
- siqad[0] = sipmd[0] / 2. - 1.;
- siqad[1] = sipmd[1] / 2. - 1.;
- siqad[2] = sipmd[2];
- gMC->Gsvolu("DIQU","BOX ", idtmed[698], siqad, 3);
- gMC->Gsatt("DIQU", "SEEN", 1);
-
-
- // --- Place the modules in INSIDE PMD (DPMD)
- // --- FIRST CALCULATE THE COORDINATES OF THE MODULES WHICH CAN BE
- // --- ACCOMODATED.
-
- kdet = 1;
- Coordinates();
-
- //inum = 0;
- zd = 0.;
- AliMatrix(idrotm[1], 90., 0., 90., 90., 0., 0.);
- AliMatrix(idrotm[2], 90., 180., 90., 90., 0., 0.);
- AliMatrix(idrotm[3], 90., 180., 90., 270., 0., 0.);
- AliMatrix(idrotm[4], 90., 0., 90., 270., 0., 0.);
- // **** Filling the DIQU Vol. (One Quadrant)
- inum2 = 0;
- inum3 = 0;
- inum4 = 0;
- for (i = 0; i < maxbox; ++i) {
- i2 = maxbox;
- for (j = 0; j < i2; ++j) {
- if (xbox[j][i] <= 0 && ybox[j][i] <= 0) continue;
- xd = xbox[j][i] - siqad[0];
- yd = ybox[j][i] - siqad[1];
- if (pindex[j][i] == 1) {
- ++inum2;
- gMC->Gsposp("DM11", inum2, "DIQU", xd, yd, zd, 0, "ONLY", smod2, 3);
- }
- if (pindex[j][i] == 2) {
- ++inum3;
- gMC->Gsposp("DM12", inum3, "DIQU", xd, yd, zd, 0, "ONLY", smod3, 3);
- }
- if (pindex[j][i] == 3) {
- ++inum4;
- gMC->Gsposp("DM13", inum4, "DIQU", xd, yd, zd, 0, "ONLY", smod4, 3);
- }
- }
+ z_air1= -dpara_sm2[2] + th_pcb + dpara2_air[2];
+ gMC->Gspos("EAIX", 3, "ESMY", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara2_air[2]+ th_pcb + dpara2[2];
+ //Line below Commented for version 0 of PMD routine
+ // gMC->Gspos("EHC2", 2, "ESMY", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara2[2]+ th_pcb + dpara2_air[2];
+ gMC->Gspos("EAIX", 4, "ESMY", 0., 0., z_air2, 0, "ONLY");
+
+//
+
+
+// special supermodule EMM3 (GEANT only) containing 2 unit modules
+
+// volume for SUPERMODULE
+
+ Float_t dpara_sm3[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm3[0]=(ncell_sm - ncell_hole +0.25)*hexd1[6] ;
+ dpara_sm3[1] = (ncell_hole + 0.25) * hexd1[6] * root3_2;
+ dpara_sm3[2] = sm_thick/2.;
+
+ gMC->Gsvolu("ESMP","PARA", idtmed[607], dpara_sm3, 6);
+ gMC->Gsatt("ESMP", "SEEN", 0);
+ //
+ gMC->Gsvolu("ESMQ","PARA", idtmed[607], dpara_sm3, 6);
+ gMC->Gsatt("ESMQ", "SEEN", 0);
+
+ Float_t dpara3[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara3[0] = dpara_sm3[0];
+ dpara3[1] = dpara_sm3[1];
+ dpara3[2] = cell_depth/2.;
+
+ gMC->Gsvolu("EHC3","PARA", idtmed[698], dpara3, 6);
+ gMC->Gsatt("EHC3", "SEEN", 1);
+
+
+ // Air residing between the PCB and the base
+
+ Float_t dpara3_air[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara3_air[0]= dpara_sm3[0];
+ dpara3_air[1]= dpara_sm3[1];
+ dpara3_air[2]= th_air/2.;
+
+ gMC->Gsvolu("EAIP","PARA", idtmed[698], dpara3_air, 6);
+ gMC->Gsatt("EAIP", "SEEN", 0);
+
+
+ // Place hexagonal single cells ECCU inside EHC3
+ // skip cells which go into the hole in top left corner.
+
+ xrow=1;
+ yb = -dpara3[1] + (1./root3_2)*hexd1[6];
+ zb = 0.;
+ for (j = 1; j <= ncell_hole; ++j) {
+ xb =-(dpara3[0] + dpara3[1]*0.577) + 2*hexd1[6];
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
}
- xiqa[0] = siqad[0];
- xiqa[1] = -siqad[0];
- xiqa[2] = xiqa[1];
- xiqa[3] = xiqa[0];
- yiqa[0] = siqad[0];
- yiqa[1] = yiqa[0];
- yiqa[2] = -siqad[0];
- yiqa[3] = yiqa[2];
- i2 = numqu;
- for (k = 1; k <= i2; ++k) {
- gMC->Gsposp("DIQU", k, "DPMD", xiqa[k-1], yiqa[k-1], zd, idrotm[k], "ONLY", siqad, 3);
+ for (i = 1; i <= (ncell_sm - ncell_hole); ++i) {
+ number = i+(j-1)*(ncell_sm - ncell_hole);
+ gMC->Gspos("ECCU", number, "EHC3", xb,yb,zb, ihrotm, "ONLY");
+ xb += (hexd1[6]*2.);
}
-
- // --- Place the DPMD in ALICE with front edge 6.0m from vertex ---
- xp = 0.;
- yp = 0.;
- zp = zdist1;
- gMC->Gspos("DPMD", 1, "ALIC", xp, yp, zp, 0, "ONLY");
-
-}
+ xrow = xrow+1;
+ yb += (hexd1[6]*TMath::Sqrt(3.));
+ }
+ // ESMP is normal supermodule with base at bottom, with EHC3
+
+ z_air1= -dpara_sm3[2] + th_base + dpara3_air[2];
+ gMC->Gspos("EAIP", 1, "ESMP", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara3_air[2]+ th_pcb + dpara3[2];
+ //Line below Commented for version 0 of PMD routine
+ // gMC->Gspos("EHC3", 1, "ESMP", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara3[2]+ th_pcb + dpara3_air[2];
+ gMC->Gspos("EAIP", 2, "ESMP", 0., 0., z_air2, 0, "ONLY");
+
+ // ESMQ is mirror image of ESMP with base at bottom, with EHC3
+
+ z_air1= -dpara_sm3[2] + th_pcb + dpara3_air[2];
+ gMC->Gspos("EAIP", 3, "ESMQ", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara3_air[2]+ th_pcb + dpara3[2];
+ //Line below Commented for version 0 of PMD routine
+ // gMC->Gspos("EHC3", 2, "ESMQ", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara3[2]+ th_pcb + dpara3_air[2];
+ gMC->Gspos("EAIP", 4, "ESMQ", 0., 0., z_air2, 0, "ONLY");
+
+}
+
//_____________________________________________________________________________
-void AliPMDv0::CreatePads()
+
+void AliPMDv0::CreatePMD()
{
//
- // Create the geometry of the pads
- // *** DEFINITION OF THE GEOMETRY OF THE PMD ***
- // *** DIFFERENT PADS WITH SIZES 8 MM, 10 MM, 12 MM AND 15 MM SQUARE
- // -- Author : Y.P. VIYOGI, 04/06/1997.
- // -- Modified: P.V.K.S.Baba(JU), 13-12-97.
-
- Int_t npad2;
- Float_t /* scpv1[3], */ scpv2[3] /*, scpv3[3], scpv4[3] */;
- Float_t spsw1[3], spsw2[3];//, spsw3[3], spsw4[3];
- Float_t sw[3], xc, yc, zc;
- Float_t sfe[3];
- Float_t spb[3], pad1, pad2, pad3, pad4;
- // VOLUMES Names : begining with D for all PMD volumes,
-
- // DM11 : MODULE TYPE
+ // Create final detector from supermodules
+ //
+ // -- Author : Y.P. VIYOGI, 07/05/1996.
+ // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
+ // -- Modified: For New Geometry YPV, March 2001.
+
+
+ const Float_t root3_2 = TMath::Sqrt(3.)/2.;
+ const Float_t pi = 3.14159;
+ Int_t i,j;
+
+ Float_t xp, yp, zp;
+
+ Int_t num_mod;
+ Int_t jhrot12,jhrot13, irotdm;
+
+ Int_t *idtmed = fIdtmed->GetArray()-599;
+ // VOLUMES Names : begining with "E" for all PMD volumes,
// The names of SIZE variables begin with S and have more meaningful
// characters as shown below.
// VOLUME SIZE MEDIUM : REMARKS
// ------ ----- ------ : ---------------------------
- // DPPB SPB PB : PB Converter and its SIZE
- // DPFE SFE FE : FE Support Plate and its SIZE
-
- // DW11 SPSW3 G10 : PRESHOWER
- // DV11 SCPV3 G10 : CPV
- // ****************** VOLUME TREE ******************
-
- // DM11 (Module)
- // |
- // |
- // -------------------------------------------------
- // | | | |
- // | | | |
- // DV11( CPV) DPFE DPPB DW11(Preshower)
- // ************************************************************
-
+ // EPMD GASPMD AIR : INSIDE PMD and its SIZE
+ // *** Define the EPMD Volume and fill with air ***
+
+
+ // Gaspmd, the dimension of HEXAGONAL mother volume of PMD,
+
+
+ Float_t gaspmd[10] = {0.,360.,6,2,-4.,12.,150.,4.,12.,150.};
+
+ gaspmd[5] = ncell_hole * cell_radius * 2. * root3_2;
+ gaspmd[8] = gaspmd[5];
+
+ gMC->Gsvolu("EPMD", "PGON", idtmed[698], gaspmd, 10);
+ gMC->Gsatt("EPMD", "SEEN", 0);
+
+ AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.);
+
+ AliMatrix(jhrot12, 90., 120., 90., 210., 0., 0.);
+ AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.);
+
+
+ Float_t dm_thick = 2. * sm_thick + th_lead + th_steel;
+
+ // dpara_emm1 array contains parameters of the imaginary volume EMM1,
+ // EMM1 is a master module of type 1, which has 24 copies in the PMD.
+ // EMM1 : normal volume as in old cases
+
+
+ Float_t dpara_emm1[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_emm1[0] = sm_length/2.;
+ dpara_emm1[1] = dpara_emm1[0] *root3_2;
+ dpara_emm1[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EMM1","PARA", idtmed[698], dpara_emm1, 6);
+ gMC->Gsatt("EMM1", "SEEN", 1);
+
+ //
+ // --- DEFINE Modules, iron, and lead volumes
- Int_t *idtmed = fIdtmed->GetArray()-599;
+ // Pb Convertor for EMM1
+ Float_t dpara_pb1[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb1[0] = sm_length/2.;
+ dpara_pb1[1] = dpara_pb1[0] * root3_2;
+ dpara_pb1[2] = th_lead/2.;
+
+ gMC->Gsvolu("EPB1","PARA", idtmed[600], dpara_pb1, 6);
+ gMC->Gsatt ("EPB1", "SEEN", 0);
+
+ // Fe Support for EMM1
+ Float_t dpara_fe1[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe1[0] = dpara_pb1[0];
+ dpara_fe1[1] = dpara_pb1[1];
+ dpara_fe1[2] = th_steel/2.;
+
+ gMC->Gsvolu("EFE1","PARA", idtmed[618], dpara_fe1, 6);
+ gMC->Gsatt ("EFE1", "SEEN", 0);
+
+
+
+ //
+ // position supermodule ESMA, ESMB, EPB1, EFE1 inside EMM1
+
+ Float_t z_ps,z_pb,z_fe,z_cv;
- thgas = fPar[2];
- thmin = fIn[0];
- thmax = fIn[1];
- zdist1 = fIn[2];
- zdist = TMath::Abs(zdist1);
- thlow = fIn[3];
- thhigh = fIn[4];
- edge = fGeo[1];
- numqu = Int_t(fGeo[2]);
-
- pad1 = fPadSize[0];
- pad2 = fPadSize[1];
- pad3 = fPadSize[2];
- pad4 = fPadSize[3];
- npad2 = Int_t(24/fPadSize[1]);
-
- spsw2[0] = (npad2 * pad2)/2 + edge;
- spsw2[1] = spsw2[0];
- spsw2[2] = (thgas + .4) / 2;
- scpv2[0] = spsw2[0];
- scpv2[1] = spsw2[1];
- scpv2[2] = spsw2[2];
-// The modules (DW11 and DV11 are filed with gas, G10 plate is ignored)
- gMC->Gsvolu("DW11","BOX ", idtmed[604], spsw2, 3);
- gMC->Gsatt("DW11", "SEEN", 1);
- gMC->Gsvolu("DV11","BOX ", idtmed[604], spsw2, 3);
- gMC->Gsatt("DV11", "SEEN", 1);
-
- // --- DEFINE MODULES, IRON, TUNGSTEN AND LEAD VOLUMES
-
- // This mod by fca, waiting for Yogendra Viyogi answer
- spsw1[0] = spsw2[0];
- spsw1[1] = spsw2[1];
- spsw1[2] = spsw2[2];
- // End of fca mod
-
-
- spb[0] = spsw1[0];
- spb[1] = spsw1[1];
- spb[2] = .75;
- gMC->Gsvolu("DPPB","BOX ", idtmed[600], spb, 3);
- gMC->Gsatt("DPPB", "SEEN", 1);
-
- sw[0] = spsw1[0];
- sw[1] = spsw1[1];
- sw[2] = 0.9/2.;
- gMC->Gsvolu("DPW ","BOX ", idtmed[600], sw, 3);
- gMC->Gsatt("DPW ", "SEEN", 1);
-
- sfe[0] = spsw1[0];
- sfe[1] = spsw1[1];
- sfe[2] = 0.6/2.;
- gMC->Gsvolu("DPFE","BOX ", idtmed[605], sfe, 3);
- gMC->Gsatt("DPFE", "SEEN", 1);
-
- smod2[0] = spsw2[0];
- smod2[1] = smod2[0];
- smod2[2] = spsw2[2] + sfe[2] + spb[2] + scpv2[2];
- gMC->Gsvolu("DM11", "BOX ", idtmed[698], smod2, 3);
-
- // --- place gas box (as CPV), iron support, lead converter and gas box
- // --- (preshower) in the module
- xc = 0.;
- yc = 0.;
- // --- First the CPV box
- zc = -(spsw2[2] + sfe[2] + spb[2] + spsw2[2]) + spsw2[2];
- gMC->Gspos("DV11", 1, "DM11", xc, yc, zc, 0, "ONLY");
- // --- Then iron support plate
- zc = zc + sfe[2] + spsw2[2];
- gMC->Gspos("DPFE", 1, "DM11", xc, yc, zc, 0, "ONLY");
- // --- Then lead converter plate
- zc = zc + sfe[2] + spb[2];
- gMC->Gspos("DPPB", 1, "DM11", xc, yc, zc, 0, "ONLY");
- // --- Lastly the preshower box
- zc = zc + spb[2] + spsw2[2];
- gMC->Gspos("DW11", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ z_ps = - dpara_emm1[2] + sm_thick/2.;
+ gMC->Gspos("ESMB", 1, "EMM1", 0., 0., z_ps, 0, "ONLY");
+ z_pb=z_ps+sm_thick/2.+dpara_pb1[2];
+ gMC->Gspos("EPB1", 1, "EMM1", 0., 0., z_pb, 0, "ONLY");
+ z_fe=z_pb+dpara_pb1[2]+dpara_fe1[2];
+ gMC->Gspos("EFE1", 1, "EMM1", 0., 0., z_fe, 0, "ONLY");
+ z_cv=z_fe+dpara_fe1[2]+sm_thick/2.;
+ gMC->Gspos("ESMA", 1, "EMM1", 0., 0., z_cv, 0, "ONLY");
+
+
+
+ // EMM2 : special master module having full row of cells but the number
+ // of rows limited by hole.
+
+ Float_t dpara_emm2[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_emm2[0] = sm_length/2.;
+ dpara_emm2[1] = (ncell_sm - ncell_hole + 0.25) * cell_radius * root3_2;
+ dpara_emm2[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EMM2","PARA", idtmed[698], dpara_emm2, 6);
+ gMC->Gsatt("EMM2", "SEEN", 1);
+
+
+ // Pb Convertor for EMM2
+ Float_t dpara_pb2[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb2[0] = dpara_emm2[0];
+ dpara_pb2[1] = dpara_emm2[1];
+ dpara_pb2[2] = th_lead/2.;
+
+ gMC->Gsvolu("EPB2","PARA", idtmed[600], dpara_pb2, 6);
+ gMC->Gsatt ("EPB2", "SEEN", 0);
+
+ // Fe Support for EMM2
+ Float_t dpara_fe2[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe2[0] = dpara_pb2[0];
+ dpara_fe2[1] = dpara_pb2[1];
+ dpara_fe2[2] = th_steel/2.;
+
+ gMC->Gsvolu("EFE2","PARA", idtmed[618], dpara_fe2, 6);
+ gMC->Gsatt ("EFE2", "SEEN", 0);
+
+
+
+ // position supermodule ESMX, ESMY inside EMM2
+
+ z_ps = - dpara_emm2[2] + sm_thick/2.;
+ gMC->Gspos("ESMY", 1, "EMM2", 0., 0., z_ps, 0, "ONLY");
+ z_pb = z_ps + sm_thick/2.+dpara_pb2[2];
+ gMC->Gspos("EPB2", 1, "EMM2", 0., 0., z_pb, 0, "ONLY");
+ z_fe = z_pb + dpara_pb2[2]+dpara_fe2[2];
+ gMC->Gspos("EFE2", 1, "EMM2", 0., 0., z_fe, 0, "ONLY");
+ z_cv = z_fe + dpara_fe2[2]+sm_thick/2.;
+ gMC->Gspos("ESMX", 1, "EMM2", 0., 0., z_cv, 0, "ONLY");
+ //
+
+
+ // EMM3 : special master module having truncated rows and columns of cells
+ // limited by hole.
+
+ Float_t dpara_emm3[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_emm3[0] = dpara_emm2[1]/root3_2;
+ dpara_emm3[1] = (ncell_hole + 0.25) * cell_radius *root3_2;
+ dpara_emm3[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EMM3","PARA", idtmed[698], dpara_emm3, 6);
+ gMC->Gsatt("EMM3", "SEEN", 1);
+
+
+ // Pb Convertor for EMM3
+ Float_t dpara_pb3[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb3[0] = dpara_emm3[0];
+ dpara_pb3[1] = dpara_emm3[1];
+ dpara_pb3[2] = th_lead/2.;
+
+ gMC->Gsvolu("EPB3","PARA", idtmed[600], dpara_pb3, 6);
+ gMC->Gsatt ("EPB3", "SEEN", 0);
+
+ // Fe Support for EMM3
+ Float_t dpara_fe3[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe3[0] = dpara_pb3[0];
+ dpara_fe3[1] = dpara_pb3[1];
+ dpara_fe3[2] = th_steel/2.;
+
+ gMC->Gsvolu("EFE3","PARA", idtmed[618], dpara_fe3, 6);
+ gMC->Gsatt ("EFE3", "SEEN", 0);
+
+
+
+ // position supermodule ESMP, ESMQ inside EMM3
+
+ z_ps = - dpara_emm3[2] + sm_thick/2.;
+ gMC->Gspos("ESMQ", 1, "EMM3", 0., 0., z_ps, 0, "ONLY");
+ z_pb = z_ps + sm_thick/2.+dpara_pb3[2];
+ gMC->Gspos("EPB3", 1, "EMM3", 0., 0., z_pb, 0, "ONLY");
+ z_fe = z_pb + dpara_pb3[2]+dpara_fe3[2];
+ gMC->Gspos("EFE3", 1, "EMM3", 0., 0., z_fe, 0, "ONLY");
+ z_cv = z_fe + dpara_fe3[2] + sm_thick/2.;
+ gMC->Gspos("ESMP", 1, "EMM3", 0., 0., z_cv, 0, "ONLY");
+ //
+
+ // EHOL is a tube structure made of air
+ //
+ //Float_t d_hole[3];
+ //d_hole[0] = 0.;
+ //d_hole[1] = ncell_hole * cell_radius *2. * root3_2 + boundary;
+ //d_hole[2] = dm_thick/2.;
+ //
+ //gMC->Gsvolu("EHOL", "TUBE", idtmed[698], d_hole, 3);
+ //gMC->Gsatt("EHOL", "SEEN", 1);
+
+ //Al-rod as boundary of the supermodules
+
+ Float_t Al_rod[3] ;
+ Al_rod[0] = sm_length * 3/2. - gaspmd[5]/2 - boundary ;
+ Al_rod[1] = boundary;
+ Al_rod[2] = dm_thick/2.;
+
+ gMC->Gsvolu("EALM","BOX ", idtmed[698], Al_rod, 3);
+ gMC->Gsatt ("EALM", "SEEN", 1);
+ Float_t xalm[3];
+ xalm[0]=Al_rod[0] + gaspmd[5] + 3.0*boundary;
+ xalm[1]=-xalm[0]/2.;
+ xalm[2]=xalm[1];
+
+ Float_t yalm[3];
+ yalm[0]=0.;
+ yalm[1]=xalm[0]*root3_2;
+ yalm[2]=-yalm[1];
+
+ // delx = full side of the supermodule
+ Float_t delx=sm_length * 3.;
+ Float_t x1= delx*root3_2 /2.;
+ Float_t x4=delx/4.;
+
+
+ // placing master modules and Al-rod in PMD
+
+ Float_t dx = sm_length;
+ Float_t dy = dx * root3_2;
+
+ Float_t xsup[9] = {-dx/2., dx/2., 3.*dx/2.,
+ -dx, 0., dx,
+ -3.*dx/2., -dx/2., dx/2.};
+
+ Float_t ysup[9] = {dy, dy, dy,
+ 0., 0., 0.,
+ -dy, -dy, -dy};
+
+ // xpos and ypos are the x & y coordinates of the centres of EMM1 volumes
+
+ Float_t xoff = boundary * TMath::Tan(pi/6.);
+ Float_t xmod[3]={x4 + xoff , x4 + xoff, -2.*x4-boundary/root3_2};
+ Float_t ymod[3] = {-x1 - boundary, x1 + boundary, 0.};
+ Float_t xpos[9], ypos[9], x2, y2, x3, y3;
+
+ Float_t xemm2 = sm_length/2. -
+ (ncell_sm + ncell_hole + 0.25) * cell_radius * 0.5
+ + xoff;
+ Float_t yemm2 = -(ncell_sm + ncell_hole + 0.25) * cell_radius * root3_2
+ - boundary;
+
+ Float_t xemm3 = (ncell_sm + 0.5 * ncell_hole + 0.25) * cell_radius + xoff;
+ Float_t yemm3 = - (ncell_hole - 0.25) * cell_radius * root3_2 - boundary;
+
+ Float_t theta[3] = {0., 2.*pi/3., 4.*pi/3.};
+ Int_t irotate[3] = {0, jhrot12, jhrot13};
+
+ num_mod=0;
+ for (j=0; j<3; ++j) {
+ gMC->Gspos("EALM", j+1, "EPMD", xalm[j],yalm[j], 0., irotate[j], "ONLY");
+ x2=xemm2*TMath::Cos(theta[j]) - yemm2*TMath::Sin(theta[j]);
+ y2=xemm2*TMath::Sin(theta[j]) + yemm2*TMath::Cos(theta[j]);
+
+ gMC->Gspos("EMM2", j+1, "EPMD", x2,y2, 0., irotate[j], "ONLY");
+
+ x3=xemm3*TMath::Cos(theta[j]) - yemm3*TMath::Sin(theta[j]);
+ y3=xemm3*TMath::Sin(theta[j]) + yemm3*TMath::Cos(theta[j]);
+
+ gMC->Gspos("EMM3", j+4, "EPMD", x3,y3, 0., irotate[j], "ONLY");
+
+ for (i=1; i<9; ++i) {
+ xpos[i]=xmod[j] + xsup[i]*TMath::Cos(theta[j]) - ysup[i]*TMath::Sin(theta[j]);
+ ypos[i]=ymod[j] + xsup[i]*TMath::Sin(theta[j]) + ysup[i]*TMath::Cos(theta[j]);
+ if(fDebug)
+ printf("%s: %f %f \n", ClassName(), xpos[i], ypos[i]);
+
+ num_mod = num_mod+1;
+
+ if(fDebug)
+ printf("\n%s: Num_mod %d\n",ClassName(),num_mod);
+
+ gMC->Gspos("EMM1", num_mod + 6, "EPMD", xpos[i],ypos[i], 0., irotate[j], "ONLY");
+
+ }
+ }
+
+
+ // place EHOL in the centre of EPMD
+ // gMC->Gspos("EHOL", 1, "EPMD", 0.,0.,0., 0, "ONLY");
+
+ // --- Place the EPMD in ALICE
+ xp = 0.;
+ yp = 0.;
+ zp = zdist1;
+ gMC->Gspos("EPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY");
+
}
+
//_____________________________________________________________________________
void AliPMDv0::DrawModule()
//
// Set the visibility of the components
//
- gMC->Gsatt("DW11","seen",0);
- gMC->Gsatt("DV11","seen",0);
- gMC->Gsatt("DPPB","seen",1);
- gMC->Gsatt("DPW ","seen",1);
- gMC->Gsatt("DPFE","seen",1);
- gMC->Gsatt("DM11","seen",1);
- gMC->Gsatt("DPMD","seen",0);
- gMC->Gsatt("DIQU","seen",0);
+ gMC->Gsatt("ECAR","seen",0);
+ gMC->Gsatt("ECCU","seen",1);
+ gMC->Gsatt("EHC1","seen",1);
+ gMC->Gsatt("EHC1","seen",1);
+ gMC->Gsatt("EHC2","seen",1);
+ gMC->Gsatt("EMM1","seen",1);
+ gMC->Gsatt("EHOL","seen",1);
+ gMC->Gsatt("EPMD","seen",0);
//
gMC->Gdopt("hide", "on");
gMC->Gdopt("shad", "on");
gMC->SetClipBox(".");
gMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
gMC->DefaultRange();
- gMC->Gdraw("alic", 40, 30, 0, 22, 15.5, .04, .04);
+ 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->Gdman(17, 5, "MAN");
gMC->Gdopt("hide", "off");
}
void AliPMDv0::CreateMaterials()
{
//
- // Create materials for the PMD version 1
+ // Create materials for the PMD
//
// ORIGIN : Y. P. VIYOGI
//
Float_t absl, radl, a, d, z;
Float_t dg;
Float_t x0ar;
+ //Float_t x0xe=2.4;
+ //Float_t dxe=0.005858;
Float_t buf[1];
Int_t nbuf;
+ Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
+ 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();
AliMaterial(4, "Al $", 26.98, 13., 2.7, 8.9, 18.5);
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(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 $", 14.61, 7.3, .0012, 30420., 67500.);
-
+
// define gas-mixtures
- char namate[21];
+ char namate[21]="";
gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
ag[1] = a;
zg[1] = z;
AliMedium(99, "Air gaps$", 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);
// --- Generate explicitly delta rays in the iron, aluminium and lead ---
gMC->Gstpar(idtmed[600], "LOSS", 3.);
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 initialised\n");
- printf(" parameters of pmd\n");
- printf("%6d %10.2f %10.2f %10.2f %10.2f %10.2f\n",kdet,thmin,thmax,zdist,thlow,thhigh);
- //
- for(i=0;i<80;i++) printf("*");
- printf("\n");
- //
+ if(fDebug) {
+ printf("\n%s: ",ClassName());
+ for(i=0;i<35;i++) printf("*");
+ printf(" PMD_INIT ");
+ for(i=0;i<35;i++) printf("*");
+ printf("\n%s: ",ClassName());
+ printf(" PMD simulation package (v0) initialised\n");
+ printf("%s: parameters of pmd\n", ClassName());
+ printf("%s: %10.2f %10.2f %10.2f \
+ %10.2f\n",ClassName(),cell_radius,cell_wall,cell_depth,zdist1 );
+ printf("%s: ",ClassName());
+ for(i=0;i<80;i++) printf("*");
+ printf("\n");
+ }
Int_t *idtmed = fIdtmed->GetArray()-599;
fMedSens=idtmed[605-1];
}
Float_t hits[4], destep;
Float_t center[3] = {0,0,0};
Int_t vol[5];
- const char* namep;
+ //char *namep;
if(gMC->GetMedium() == fMedSens && (destep = gMC->Edep())) {
-
+
gMC->CurrentVolID(copy);
+
+ //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);
+
vol[1]=copy;
gMC->CurrentVolOffID(2,copy);
- namep=gMC->CurrentVolOffName(2);
+
+ //namep=gMC->CurrentVolOffName(2);
+ //printf("Current vol 22 is %s \n",namep);
+
vol[2]=copy;
- if(strncmp(namep,"DW11",4))vol[2]=1;
- if(strncmp(namep,"DV11",4))vol[2]=2;
+
+ // if(strncmp(namep,"EHC1",4))vol[2]=1;
+
gMC->CurrentVolOffID(3,copy);
+
+ //namep=gMC->CurrentVolOffName(3);
+ //printf("Current vol 33 is %s \n",namep);
+
vol[3]=copy;
gMC->CurrentVolOffID(4,copy);
+
+ //namep=gMC->CurrentVolOffName(4);
+ //printf("Current vol 44 is %s \n",namep);
+
vol[4]=copy;
+ //printf("volume number %d,%d,%d,%d,%d,%f \n",vol[0],vol[1],vol[2],vol[3],vol[4],destep*1000000);
+
gMC->Gdtom(center,hits,1);
hits[3] = destep*1e9; //Number in eV
- AddHit(gAlice->CurrentTrack(), vol, hits);
+ AddHit(gAlice->GetCurrentTrackNumber(), vol, hits);
}
}
+
+
+//------------------------------------------------------------------------
+// Get parameters
+
+void AliPMDv0::GetParameters()
+{
+ Int_t ncell_um, num_um;
+ ncell_um=24;
+ num_um=3;
+ ncell_hole=24;
+ cell_radius=0.25;
+ cell_wall=0.02;
+ cell_depth=0.25 * 2.;
+ //
+ boundary=0.7;
+ ncell_sm=ncell_um * num_um; //no. of cells in a row in one supermodule
+ sm_length= ((ncell_sm + 0.25 ) * cell_radius) * 2.;
+ //
+ th_base=0.3;
+ th_air=0.1;
+ th_pcb=0.16;
+ //
+ sm_thick = th_base + th_air + th_pcb + cell_depth + th_pcb + th_air + th_pcb;
+ //
+ th_lead=1.5;
+ th_steel=0.5;
+ //
+ zdist1 = -365.;
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+