///////////////////////////////////////////////////////////////////////////////
+//
// //
// Photon Multiplicity Detector //
// This class contains the basic functions for the Photon Multiplicity //
#include <TNode.h>
#include "AliPMD.h"
#include "AliRun.h"
-#include "AliMC.h"
+#include "AliMC.h"
#include "AliConst.h"
-static Float_t smod1[3], smod2[3], smod3[3], smod4[3];
-static Int_t maxbox, kdet;
-//static Float_t pmdin,pmdout,wafer;
-static Float_t thgas,thcell,thmin,thmax,zdist,thlow,
- thhigh,edge;
-static Int_t numqu;
-static Float_t xbox[40][40], ybox[40][40];
-static Int_t pindex[40][40];
-
ClassImp(AliPMD)
//_____________________________________________________________________________
//
TClonesArray &lhits = *fHits;
AliPMDhit *newcell, *curcell;
- // printf("PMD++ Adding energy %f, prim %d, vol %d %d %d %d\n",
- // hits[3],gAlice->GetPrimary(track-1),vol[0],vol[1],vol[2],vol[3]);
+// printf("PMD++ Adding energy %f, prim %d, vol %d %d %d %d\n",
+// hits[3],gAlice->GetPrimary(track-1),vol[0],vol[1],vol[2],vol[3]);
newcell = new AliPMDhit(fIshunt, track, vol, hits);
Int_t i;
for (i=0; i<fNhits; i++) {
// See if this cell has already been hit
curcell=(AliPMDhit*) lhits[i];
if (*curcell==*newcell) {
- // printf("Cell with same numbers found\n") ; curcell->Print();
+// printf("Cell with same numbers found\n") ; curcell->Print();
*curcell = *curcell+*newcell;
- // printf("Cell after addition\n") ; curcell->Print();
+// printf("Cell after addition\n") ; curcell->Print();
delete newcell;
return;
}
//
}
-
-//_____________________________________________________________________________
-void AliPMD::Undulation(char *undul, Float_t pitch, Float_t thick,
- Float_t zundul, Float_t rundul, char (*cone)[5])
-{
- //
- // RUNDUL : Internal radius of the undulated chamber
- // THICK : material thickness
- // PITCH : one-QUARTER wave of undulation (cm)
- // ZUNDUL : half length (cm)
- //
- // The undulated structure is desgned as a superposition of eight CONES
- // of suitable sizes, where the inner/outer radius of the cone increases,
- // then decreases, each half of the wave is assumed to be a semicircle,
- // which allows to calculate the thickness and the radii of the cone, by
- // dividing the semicircle into 4 parts of equal arc length.
- // Thus apear the constants 0.293 and 0.707.
- //
-
- const Float_t const1 = .293;
- const Float_t const2 = .707;
-
- AliMC* pMC = AliMC::GetMC();
-
- // Local variables
- Int_t j, nwave;
- Float_t dcone1[5], dcone2[5], dcone3[5], dcone4[5], dcone5[5],
- dcone6[5], dcone7[5], dcone8[5];
- Float_t xc, yc, zc, dundul[3];
- Int_t *idtmed = gAlice->Idtmed();
-
- // Function Body
-
- dcone1[0] = const1 * pitch / 2;
- dcone1[1] = rundul;
- dcone1[2] = dcone1[1] + thick;
- dcone1[3] = dcone1[1] + const2 * pitch;
- dcone1[4] = dcone1[3] + thick;
-
- dcone2[0] = const2 * pitch / 2;
- dcone2[1] = dcone1[3];
- dcone2[2] = dcone1[4];
- dcone2[3] = dcone2[1] + const1 * pitch;
- dcone2[4] = dcone2[3] + thick;
-
- dcone3[0] = dcone2[0];
- dcone3[1] = dcone2[3];
- dcone3[2] = dcone2[4];
- dcone3[3] = dcone2[1];
- dcone3[4] = dcone2[2];
-
- dcone4[0] = dcone1[0];
- dcone4[1] = dcone1[3];
- dcone4[2] = dcone1[4];
- dcone4[3] = dcone1[1];
- dcone4[4] = dcone1[2];
-
- dcone5[0] = dcone1[0];
- dcone5[1] = dcone1[1] - thick;
- dcone5[2] = dcone1[1];
- dcone5[3] = dcone5[1] - const2 * pitch;
- dcone5[4] = dcone5[3] + thick;
-
- dcone6[0] = dcone2[0];
- dcone6[1] = dcone5[3];
- dcone6[2] = dcone5[4];
- dcone6[3] = dcone6[1] - const1 * pitch;
- dcone6[4] = dcone6[3] + thick;
-
- dcone7[0] = dcone6[0];
- dcone7[1] = dcone6[3];
- dcone7[2] = dcone6[4];
- dcone7[3] = dcone5[3];
- dcone7[4] = dcone5[4];
-
- dcone8[0] = dcone5[0];
- dcone8[1] = dcone7[3];
- dcone8[2] = dcone7[4];
- dcone8[3] = dcone5[1];
- dcone8[4] = dcone5[2];
-
- pMC->Gsvolu(cone[0], "CONE", idtmed[606-1], dcone1, 5);
- pMC->Gsvolu(cone[1], "CONE", idtmed[606-1], dcone2, 5);
- pMC->Gsvolu(cone[2], "CONE", idtmed[606-1], dcone3, 5);
- pMC->Gsvolu(cone[3], "CONE", idtmed[606-1], dcone4, 5);
- pMC->Gsvolu(cone[4], "CONE", idtmed[606-1], dcone5, 5);
- pMC->Gsvolu(cone[5], "CONE", idtmed[606-1], dcone6, 5);
- pMC->Gsvolu(cone[6], "CONE", idtmed[606-1], dcone7, 5);
- pMC->Gsvolu(cone[7], "CONE", idtmed[606-1], dcone8, 5);
- pMC->Gsatt(cone[0], "SEEN", 0);
- pMC->Gsatt(cone[1], "SEEN", 0);
- pMC->Gsatt(cone[2], "SEEN", 0);
- pMC->Gsatt(cone[3], "SEEN", 0);
- pMC->Gsatt(cone[4], "SEEN", 0);
- pMC->Gsatt(cone[5], "SEEN", 0);
- pMC->Gsatt(cone[6], "SEEN", 0);
- pMC->Gsatt(cone[7], "SEEN", 0);
-
- // DEFINE AN IMAGINARY TUBE VOLUME FOR UNDULATED CHAMBER, FILL WITH VACUUM
-
- nwave = Int_t (zundul / (pitch * 2) + .1);
- dundul[2] = pitch * 2 * nwave;
- dundul[1] = rundul + pitch + thick * 2;
- //
- dundul[0] = 1e-4;
- pMC->Gsvolu(undul, "TUBE", idtmed[698-1], dundul, 3);
-
- xc = 0;
- yc = 0;
- zc = -dundul[2] + dcone1[0];
- for (j = 1; j <= nwave; ++j) {
- pMC->Gspos(cone[0], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone1[0] + dcone2[0];
- pMC->Gspos(cone[1], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone2[0] + dcone3[0];
- pMC->Gspos(cone[2], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone3[0] + dcone4[0];
- pMC->Gspos(cone[3], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone4[0] + dcone5[0];
- pMC->Gspos(cone[4], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone5[0] + dcone6[0];
- pMC->Gspos(cone[5], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone6[0] + dcone7[0];
- pMC->Gspos(cone[6], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone7[0] + dcone8[0];
- pMC->Gspos(cone[7], j, undul, xc, yc, zc, 0, "ONLY");
- zc = zc + dcone8[0] + dcone1[0];
- }
-}
-
///////////////////////////////////////////////////////////////////////////////
// //
// Photon Multiplicity Detector Version 1 //
// //
///////////////////////////////////////////////////////////////////////////////
-ClassImp(AliPMDv1)
-
-//_____________________________________________________________________________
-AliPMDv1::AliPMDv1() : AliPMD()
-{
- //
- // Default constructor
- //
- fMedSens=0;
-}
-
-//_____________________________________________________________________________
-AliPMDv1::AliPMDv1(const char *name, const char *title)
- : AliPMD(name,title)
-{
- //
- // Standard constructor
- //
- fMedSens=0;
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::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;
- Int_t xoff1[3], yoff1[3], l;
- Float_t 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 AliPMDv1::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 AliPMDv1::CreateGeometry()
-{
- //
- // Create geometry for Photon Multiplicity Detector Version 1
- //
- //Begin_Html
- /*
- <img src="gif/AliPMDv1.gif">
- */
- //End_Html
- //Begin_Html
- /*
- <img src="gif/AliPMDv1Tree.gif">
- */
- //End_Html
- CreatePads();
- CreateInside();
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::CreateInside()
-{
- //
- // Create inside of Pads
- //
- // -- Author : Y.P. VIYOGI, 07/05/1996.
- // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
-
- Float_t sipmd[3] = { 300.,300.,5. };
-
- Int_t i2;
-
- 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];
-
- Int_t *idtmed = gAlice->Idtmed();
-
- // VOLUMES Names : begining with D for all PMD volumes,
- // The names of SIZE variables begin with S and have more meaningful
- // characters as shown below.
-
- // VOLUME SIZE MEDIUM : REMARKS
- // ------ ----- ------ : ---------------------------
-
- // DPMD SIPMD AIR : INSIDE PMD and its SIZE
-
-
-
- // *** Define the DPMD Volume and fill with air ***
-
- AliMC* pMC = AliMC::GetMC();
-
- pMC->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];
- pMC->Gsvolu("DIQU","BOX ", idtmed[698], siqad, 3);
- pMC->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;
- pMC->Gsposp("DM11", inum2, "DIQU", xd, yd, zd, 0, "ONLY", smod2, 3);
- }
- if (pindex[j][i] == 2) {
- ++inum3;
- pMC->Gsposp("DM12", inum3, "DIQU", xd, yd, zd, 0, "ONLY", smod3, 3);
- }
- if (pindex[j][i] == 3) {
- ++inum4;
- pMC->Gsposp("DM13", inum4, "DIQU", xd, yd, zd, 0, "ONLY", smod4, 3);
- }
- }
- }
- 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) {
- pMC->Gsposp("DIQU", k, "DPMD", xiqa[k-1], yiqa[k-1], zd, idrotm[k], "ONLY", siqad, 3);
- }
-
- // --- Place the DPMD in ALICE with front edge 6.0m from vertex ---
- xp = 0.;
- yp = 0.;
- zp = zdist;
- pMC->Gspos("DPMD", 1, "ALIC", xp, yp, zp, 0, "ONLY");
-
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::CreatePads()
-{
- //
- // 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.
-
- AliMC* pMC = AliMC::GetMC();
-
- Int_t npad1, npad2, npad3, npad4;
- Float_t spad1[3], spad2[3], spad3[3], spad4[3];
- Float_t scpv1[3], scpv2[3], scpv3[3], scpv4[3];
- Int_t i, j;
- Float_t sstr1[3], spsw1[3], sstr2[3], spsw2[3], sstr3[3], spsw3[3],
- sstr4[3], spsw4[3];
- Float_t xa, ya, za, xb, yb, zb, xc, sw[3], yc, zc;
- Float_t sfe[3];
- Float_t spb[3], pad1, pad2, pad3, pad4;
- // VOLUMES Names : begining with D for all PMD volumes,
- // DMO1 : MODULE TYPE 1 ( 8 MM PADS)
- // DM11 : MODULE TYPE 2 (10 MM PADS)
- // DM12 : MODULE TYPE 3 (12 MM PADS)
- // DM13 : MODULE TYPE 4 (15 MM PADS)
-
- // 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
-
- // DP11 SPAD2 GAS : PAD TYPE 2 (10 MM)
- // DP12 SPAD2 GAS : PAD TYPE 2 FOR CPV(10 MM)
- // DS11 SSTR2 FE : STRIP OF IRON
- // DW11 SPSW2 G10 : PRESHOWER
- // DV11 SCPV2 G10 : CPV
-
- // DP13 SPAD3 GAS : PAD TYPE 3 (12 MM)
- // DP14 SPAD3 GAS : PAD TYPE 3 FOR CPV(12 MM)
- // DS12 SSTR3 FE : STRIP OF IRON
- // DW12 SPSW3 G10 : PRESHOWER
- // DV12 SCPV3 G10 : CPV
-
- // DP15 SPAD4 GAS : PAD TYPE 4 (15 MM)
- // DP16 SPAD4 GAS : PAD TYPE 4 FOR CPV(15 MM)
- // DS13 SSTR4 FE : STRIP OF IRON
- // DW13 SPSW4 G10 : PRESHOWER
- // DV13 SCPV4 G10 : CPV
-
- // ****************** VOLUME TREE ******************
-
- // DM11 (Module)
- // |
- // |
- // -------------------------------------------------
- // | | | |
- // | | | |
- // DV11( CPV) DPFE DPPB DW11(Preshower)
- // | |
- // | |
- // DS12(Strip) DS11(Strip)
- // | |
- // | |
- // DP12(Pads) DP11(Pads)
-
- // ************************************************************
-
- // --- The above gives the Volume Tree. PAD is a gas cell of size
- // --- given by PADSIZE in the input cards. STRIP is a collection of
- //--- PADs in a row. STRIPs are positioned in the PRESHOWER BOX. This is
- //--- then placed in the MODULE. The PSW and the MODULE have the same size
- // --- ; Lead converter, Iron support plate are also placed
- // --- in the MODULE.
-
-
- // DATA PAD1,PAD2,PAD3,PAD4/4*0.8/
- // DATA NPAD1,NPAD2,NPAD3,NPAD4/4*30/
-
- Int_t *idtmed = gAlice->Idtmed();
-
- // **** PAD SIZE 8 MM
- // pmdin = fPar[0];
- // pmdout = fPar[1];
- thgas = fPar[2];
- thcell = fPar[3];
- thmin = fIn[0];
- thmax = fIn[1];
- zdist = fIn[2];
- thlow = fIn[3];
- thhigh = fIn[4];
- // wafer = fGeo[0];
- edge = fGeo[1];
- numqu = Int_t(fGeo[2]);
-
-
- // *BABA
- pad1 = fPadSize[0];
- pad2 = fPadSize[1];
- pad3 = fPadSize[2];
- pad4 = fPadSize[3];
- npad1 = Int_t(24/fPadSize[0]);
- npad2 = Int_t(24/fPadSize[1]);
- npad3 = Int_t(24/fPadSize[2]);
- npad4 = Int_t(24/fPadSize[3]);
- // *BABA
- spad1[0] = (pad1 - thcell) / 2.;
- spad1[1] = spad1[0];
- spad1[2] = thgas / 2;
- pMC->Gsvolu("DP21", "BOX ", idtmed[604], spad1, 3);
- pMC->Gsatt("DP21", "SEEN", 1);
- pMC->Gsvolu("DP22", "BOX ", idtmed[604], spad1, 3);
- pMC->Gsatt("DP22", "SEEN", 1);
-
- sstr1[0] = npad1*pad1/2;
- sstr1[1] = pad1/2;
- sstr1[2] = thgas/2;
- pMC->Gsvolu("DS21", "BOX ", idtmed[605], sstr1, 3);
- pMC->Gsatt("DS21", "SEEN", 1);
- pMC->Gsvolu("DS22", "BOX ", idtmed[605], sstr1, 3);
- pMC->Gsatt("DS22", "SEEN", 1);
-
- spsw1[0] = sstr1[0] + edge;
- spsw1[1] = spsw1[0];
- spsw1[2] = (thgas + .4) / 2;
- // 2 mm G10 Plate cover (NMATE = 808)
- scpv1[0] = spsw1[0];
- scpv1[1] = spsw1[1];
- scpv1[2] = spsw1[2];
- pMC->Gsvolu("DW21", "BOX ", idtmed[607], spsw1, 3);
- pMC->Gsatt("DW21", "SEEN", 1);
- pMC->Gsvolu("DV21", "BOX ", idtmed[607], spsw1, 3);
- pMC->Gsatt("DV21", "SEEN", 1);
-
- // --- place pads in a strip
- xa = (-npad1 + 1.) * pad1 / 2.;
- ya = 0.;
- za = 0.;
- for (i = 1; i <= npad1; ++i) {
- pMC->Gsposp("DP21", i, "DS21", xa, ya, za, 0, "ONLY", spad1, 3);
- pMC->Gsposp("DP22", i, "DS22", xa, ya, za, 0, "ONLY", spad1, 3);
- xa += pad1;
- }
- // --- place strips in the PRESHOWER AND CPV boxes
- xb = 0.;
- yb = (-npad1 + 1.) * pad1 / 2.;
- zb = 0.;
- for (j = 1; j <= npad1; ++j) {
- pMC->Gsposp("DS21", j, "DW21", xb, yb, zb, 0, "ONLY", sstr1, 3);
- pMC->Gsposp("DS22", j, "DV21", xb, yb, zb, 0, "ONLY", sstr1, 3);
- yb += pad1;
- }
-
- // **** PAD SIZE 10 MM
-
- spad2[0] = (pad2 - thcell) / 2.;
- spad2[1] = spad2[0];
- spad2[2] = thgas / 2;
- pMC->Gsvolu("DP11", "BOX ", idtmed[604], spad2, 3);
- pMC->Gsatt("DP11", "SEEN", 1);
- pMC->Gsvolu("DP12", "BOX ", idtmed[604], spad2, 3);
- pMC->Gsatt("DP12", "SEEN", 1);
-
- sstr2[0] = npad2 * pad2 / 2;
- sstr2[1] = pad2 / 2;
- sstr2[2] = thgas / 2;
- pMC->Gsvolu("DS11", "BOX ", idtmed[605], sstr2, 3);
- pMC->Gsatt("DS11", "SEEN", 1);
- pMC->Gsvolu("DS12", "BOX ", idtmed[605], sstr2, 3);
- pMC->Gsatt("DS12", "SEEN", 1);
-
- spsw2[0] = sstr2[0] + edge;
- spsw2[1] = spsw2[0];
- spsw2[2] = (thgas + .4) / 2;
- // 2 mm G10 Plate cover (NMATE = 808)
- scpv2[0] = spsw2[0];
- scpv2[1] = spsw2[1];
- scpv2[2] = spsw2[2];
- pMC->Gsvolu("DW11","BOX ", idtmed[607], spsw2, 3);
- pMC->Gsatt("DW11", "SEEN", 1);
- pMC->Gsvolu("DV11","BOX ", idtmed[607], spsw2, 3);
- pMC->Gsatt("DV11", "SEEN", 1);
-
- // --- place pads in a strip
- xa = (-npad2 + 1.) * pad2 / 2.;
- ya = 0.;
- za = 0.;
- for (i = 1; i <= npad2; ++i) {
- pMC->Gsposp("DP11", i, "DS11", xa, ya, za, 0, "ONLY", spad2, 3);
- pMC->Gsposp("DP12", i, "DS12", xa, ya, za, 0, "ONLY", spad2, 3);
- xa += pad2;
- }
- // --- place strips in the PRESHOWER AND CPV boxes
- xb = 0.;
- yb = (-npad2 + 1.) * pad2 / 2.;
- zb = 0.;
- for (j = 1; j <= npad2; ++j) {
- pMC->Gsposp("DS11", j, "DW11", xb, yb, zb, 0, "ONLY", sstr2, 3);
- pMC->Gsposp("DS12", j, "DV11", xb, yb, zb, 0, "ONLY", sstr2, 3);
- yb += pad2;
- }
-
- // **** PAD SIZE 12 MM
-
- spad3[0] = (pad3 - thcell) / 2.;
- spad3[1] = spad3[0];
- spad3[2] = thgas / 2;
- pMC->Gsvolu("DP13", "BOX ", idtmed[604], spad3, 3);
- pMC->Gsatt("DP13", "SEEN", 1);
- pMC->Gsvolu("DP14", "BOX ", idtmed[604], spad3, 3);
- pMC->Gsatt("DP14", "SEEN", 1);
-
- sstr3[0] = npad3 * pad3 / 2;
- sstr3[1] = pad3 / 2;
- sstr3[2] = thgas / 2;
- pMC->Gsvolu("DS13", "BOX ", idtmed[605], sstr3, 3);
- pMC->Gsatt("DS13", "SEEN", 1);
- pMC->Gsvolu("DS14", "BOX ", idtmed[605], sstr3, 3);
- pMC->Gsatt("DS14", "SEEN", 1);
-
- spsw3[0] = sstr3[0] + edge;
- spsw3[1] = spsw3[0];
- spsw3[2] = (thgas + .4) / 2;
- // 2 mm G10 Plate cover (NMATE = 808)
- scpv3[0] = spsw3[0];
- scpv3[1] = spsw3[1];
- scpv3[2] = spsw3[2];
- pMC->Gsvolu("DW12","BOX ", idtmed[607], spsw3, 3);
- pMC->Gsatt("DW12", "SEEN", 1);
- pMC->Gsvolu("DV12","BOX ", idtmed[607], spsw3, 3);
- pMC->Gsatt("DV12", "SEEN", 1);
-
- // --- place pads in a strip
- xa = (-npad3 + 1.) * pad3 / 2.;
- ya = 0.;
- za = 0.;
- for (i = 1; i <= npad3; ++i) {
- pMC->Gsposp("DP13", i, "DS13", xa, ya, za, 0, "ONLY", spad3, 3);
- pMC->Gsposp("DP14", i, "DS14", xa, ya, za, 0, "ONLY", spad3, 3);
- xa += pad3;
- }
- // --- place strips in the PRESHOWER AND CPV boxes
- xb = 0.;
- yb = (-npad3 + 1.) * pad3 / 2.;
- zb = 0.;
- for (j = 1; j <= npad3; ++j) {
- pMC->Gsposp("DS13", j, "DW12", xb, yb, zb, 0, "ONLY", sstr3, 3);
- pMC->Gsposp("DS14", j, "DV12", xb, yb, zb, 0, "ONLY", sstr3, 3);
- yb += pad3;
- }
-
- // **** PAD SIZE 15 MM
-
- spad4[0] = (pad4 - thcell) / 2.;
- spad4[1] = spad4[0];
- spad4[2] = thgas / 2;
- pMC->Gsvolu("DP15","BOX ", idtmed[604], spad4, 3);
- pMC->Gsatt("DP15", "SEEN", 1);
- pMC->Gsvolu("DP16","BOX ", idtmed[604], spad4, 3);
- pMC->Gsatt("DP16", "SEEN", 1);
-
- sstr4[0] = npad4 * pad4 / 2;
- sstr4[1] = pad4 / 2;
- sstr4[2] = thgas / 2;
- pMC->Gsvolu("DS15","BOX ", idtmed[605], sstr4, 3);
- pMC->Gsatt("DS15", "SEEN", 1);
- pMC->Gsvolu("DS16","BOX ", idtmed[605], sstr4, 3);
- pMC->Gsatt("DS16", "SEEN", 1);
-
- spsw4[0] = sstr4[0] + edge;
- spsw4[1] = spsw4[0];
- spsw4[2] = (thgas + .4) / 2;
- // 2 mm G10 Plate cover (NMATE = 808)
- scpv4[0] = spsw4[0];
- scpv4[1] = spsw4[1];
- scpv4[2] = spsw4[2];
- pMC->Gsvolu("DW13","BOX ", idtmed[607], spsw4, 3);
- pMC->Gsatt("DW13", "SEEN", 1);
- pMC->Gsvolu("DV13","BOX ", idtmed[607], spsw4, 3);
- pMC->Gsatt("DV13", "SEEN", 1);
-
- // --- place pads in a strip
- xa = (-npad4 + 1.) * pad4 / 2.;
- ya = 0.;
- za = 0.;
- for (i = 1; i <= npad4; ++i) {
- pMC->Gsposp("DP15", i, "DS15", xa, ya, za, 0, "ONLY", spad4, 3);
- pMC->Gsposp("DP16", i, "DS16", xa, ya, za, 0, "ONLY", spad4, 3);
- xa += pad4;
- }
- // --- place strips in the PRESHOWER AND CPV boxes
- xb = 0.;
- yb = (-npad4 + 1.) * pad4 / 2.;
- zb = 0.;
- for (j = 1; j <= npad4; ++j) {
- pMC->Gsposp("DS15", j, "DW13", xb, yb, zb, 0, "ONLY", sstr4, 3);
- pMC->Gsposp("DS16", j, "DV13", xb, yb, zb, 0, "ONLY", sstr4, 3);
- yb += pad4;
- }
-
-
- // --- DEFINE MODULES, IRON, TUNGSTEN AND LEAD VOLUMES
-
-
- spb[0] = spsw1[0];
- spb[1] = spsw1[1];
- spb[2] = .75;
- pMC->Gsvolu("DPPB","BOX ", idtmed[600], spb, 3);
- pMC->Gsatt("DPPB", "SEEN", 1);
-
- sw[0] = spsw1[0];
- sw[1] = spsw1[1];
- sw[2] = 0.9/2.;
- pMC->Gsvolu("DPW ","BOX ", idtmed[600], sw, 3);
- pMC->Gsatt("DPW ", "SEEN", 1);
-
- sfe[0] = spsw1[0];
- sfe[1] = spsw1[1];
- sfe[2] = 0.6/2.;
- pMC->Gsvolu("DPFE","BOX ", idtmed[605], sfe, 3);
- pMC->Gsatt("DPFE", "SEEN", 1);
-
- smod1[0] = spsw1[0];
- smod1[1] = smod1[0];
- // SMOD1(3)=SPSW1(3)+SFE(3)+SW (3)+SCPV1(3)
- smod1[2] = spsw1[2] + sfe[2] + spb[2] + scpv1[2];
- pMC->Gsvolu("DM21", "BOX ", idtmed[698], smod1, 3);
-
- smod2[0] = spsw2[0];
- smod2[1] = smod2[0];
- smod2[2] = spsw2[2] + sfe[2] + spb[2] + scpv2[2];
- pMC->Gsvolu("DM11", "BOX ", idtmed[698], smod2, 3);
-
- smod3[0] = spsw3[0];
- smod3[1] = smod3[0];
- smod3[2] = spsw3[2] + sfe[2] + spb[2] + scpv3[2];
- pMC->Gsvolu("DM12", "BOX ", idtmed[698], smod3, 3);
-
- smod4[0] = spsw4[0];
- smod4[1] = smod4[0];
- smod4[2] = spsw4[2] + sfe[2] + spb[2] + scpv4[2];
- pMC->Gsvolu("DM13", "BOX ", idtmed[698], smod4, 3);
-
- // **** MODULE TYPE 1 : ALWAYS WITH TUNSGTEN CONVERTER
-
- // *** try with PB once 8.6.97
-
- // --- 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 = -(spsw1[2] + sfe[2] + spb[2] + spsw1[2]) + spsw1[2];
- pMC->Gspos("DV21", 1, "DM21", xc, yc, zc, 0, "ONLY");
- // --- Then iron support plate
- zc = zc + sfe[2] + spsw1[2];
- pMC->Gspos("DPFE", 1, "DM21", xc, yc, zc, 0, "ONLY");
- // --- Then converter plate
- zc = zc + sfe[2] + spb[2];
- pMC->Gspos("DPPB", 1, "DM21", xc, yc, zc, 0, "ONLY");
- // --- Lastly the preshower box
- zc = zc + spb[2] + spsw1[2];
- pMC->Gspos("DW21", 1, "DM21", xc, yc, zc, 0, "ONLY");
-
- // **** MODULE TYPE 2
-
- // --- 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];
- pMC->Gspos("DV11", 1, "DM11", xc, yc, zc, 0, "ONLY");
- // --- Then iron support plate
- zc = zc + sfe[2] + spsw2[2];
- pMC->Gspos("DPFE", 1, "DM11", xc, yc, zc, 0, "ONLY");
- // --- Then lead converter plate
- zc = zc + sfe[2] + spb[2];
- pMC->Gspos("DPPB", 1, "DM11", xc, yc, zc, 0, "ONLY");
- // --- Lastly the preshower box
- zc = zc + spb[2] + spsw2[2];
- pMC->Gspos("DW11", 1, "DM11", xc, yc, zc, 0, "ONLY");
-
-
- // **** MODULE TYPE 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 = -(spsw3[2] + sfe[2] + spb[2] + spsw3[2]) + spsw3[2];
- pMC->Gspos("DV12", 1, "DM12", xc, yc, zc, 0, "ONLY");
- // --- Then iron support plate
- zc = zc + sfe[2] + spsw3[2];
- pMC->Gspos("DPFE", 1, "DM12", xc, yc, zc, 0, "ONLY");
- // --- Then lead converter plate
- zc = zc + sfe[2] + spb[2];
- pMC->Gspos("DPPB", 1, "DM12", xc, yc, zc, 0, "ONLY");
- // --- Lastly the preshower box
- zc = zc + spb[2] + spsw3[2];
- pMC->Gspos("DW12", 1, "DM12", xc, yc, zc, 0, "ONLY");
-
-
- // **** MODULE TYPE 4
-
- // --- 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 = -(spsw4[2] + sfe[2] + spb[2] + spsw4[2]) + spsw4[2];
- pMC->Gspos("DV13", 1, "DM13", xc, yc, zc, 0, "ONLY");
- // --- Then iron support plate
- zc = zc + sfe[2] + spsw4[2];
- pMC->Gspos("DPFE", 1, "DM13", xc, yc, zc, 0, "ONLY");
- // --- Then lead converter plate
- zc = zc + sfe[2] + spb[2];
- pMC->Gspos("DPPB", 1, "DM13", xc, yc, zc, 0, "ONLY");
- // --- Lastly the preshower box
- zc = zc + spb[2] + spsw4[2];
- pMC->Gspos("DW13", 1, "DM13", xc, yc, zc, 0, "ONLY");
-
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::DrawModule()
-{
- //
- // Draw a shaded view of the Photon Multiplicity Detector
- //
-
- AliMC* pMC = AliMC::GetMC();
-
- pMC->Gsatt("*", "seen", -1);
- pMC->Gsatt("alic", "seen", 0);
- //
- // Set the visibility of the components
- //
- pMC->Gsatt("DP21","seen",0);
- pMC->Gsatt("DP22","seen",0);
- pMC->Gsatt("DS21","seen",1);
- pMC->Gsatt("DS22","seen",1);
- pMC->Gsatt("DW21","seen",0);
- pMC->Gsatt("DV21","seen",0);
- pMC->Gsatt("DP11","seen",0);
- pMC->Gsatt("DP12","seen",0);
- pMC->Gsatt("DS11","seen",1);
- pMC->Gsatt("DS12","seen",1);
- pMC->Gsatt("DW11","seen",0);
- pMC->Gsatt("DV11","seen",0);
- pMC->Gsatt("DP13","seen",0);
- pMC->Gsatt("DP14","seen",0);
- pMC->Gsatt("DS13","seen",1);
- pMC->Gsatt("DS14","seen",1);
- pMC->Gsatt("DW12","seen",0);
- pMC->Gsatt("DV12","seen",0);
- pMC->Gsatt("DP15","seen",0);
- pMC->Gsatt("DP16","seen",0);
- pMC->Gsatt("DS15","seen",1);
- pMC->Gsatt("DS16","seen",1);
- pMC->Gsatt("DW13","seen",0);
- pMC->Gsatt("DV13","seen",0);
- pMC->Gsatt("DPPB","seen",1);
- pMC->Gsatt("DPW ","seen",1);
- pMC->Gsatt("DPFE","seen",1);
- pMC->Gsatt("DM21","seen",1);
- pMC->Gsatt("DM11","seen",1);
- pMC->Gsatt("DM12","seen",1);
- pMC->Gsatt("DM13","seen",1);
- pMC->Gsatt("DPMD","seen",0);
- pMC->Gsatt("DIQU","seen",0);
- //
- pMC->Gdopt("hide", "on");
- pMC->Gdopt("shad", "on");
- pMC->Gsatt("*", "fill", 7);
- pMC->SetClipBox(".");
- pMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
- pMC->DefaultRange();
- pMC->Gdraw("alic", 40, 30, 0, 22, 15.5, .04, .04);
- pMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
- pMC->Gdman(17, 5, "MAN");
- pMC->Gdopt("hide", "off");
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::CreateMaterials()
-{
- //
- // Create materials for the PMD version 1
- //
- // ORIGIN : Y. P. VIYOGI
- //
-
- AliMC* pMC = AliMC::GetMC();
-
- // --- The Argon- CO2 mixture ---
- Float_t ag[2] = { 39.95 };
- Float_t zg[2] = { 18. };
- Float_t wg[2] = { .8,.2 };
- Float_t dar = .001782; // --- Ar density in g/cm3 ---
- // --- CO2 ---
- Float_t ac[2] = { 12.,16. };
- Float_t zc[2] = { 6.,8. };
- Float_t wc[2] = { 1.,2. };
- Float_t dc = .001977;
- Float_t dco = .002; // --- CO2 density in g/cm3 ---
-
- Float_t absl, radl, a, d, z;
- Float_t dg;
- Float_t x0ar;
- Float_t buf[1];
- Int_t nbuf;
-
- Int_t *idtmed = gAlice->Idtmed();
- 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);
- 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 $", 20., 10., 1.7, 19.4, 999);
- AliMaterial(9, "SILIC$", 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 $", 12.01, 6., 2.265, 18.8, 49.9);
-
- AliMaterial(96, "MYLAR$", 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 $", 14.61, 7.3, .0012, 30420., 67500.);
-
- // define gas-mixtures
-
- char namate[21];
- pMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
- ag[1] = a;
- zg[1] = z;
- dg = (dar * 4 + dco) / 5;
- AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
-
- // Define tracking media
- AliMedium(601, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
- AliMedium(607, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
- AliMedium(608, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
- AliMedium(604, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
- AliMedium(606, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
- AliMedium(605, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
- AliMedium(609, "SILICON $", 9, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
- AliMedium(610, "Be $", 10, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
- AliMedium(698, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .1, 10);
- AliMedium(699, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .1, .1);
- AliMedium(615, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
- AliMedium(616, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
-
- // --- Generate explicitly delta rays in the iron, aluminium and lead ---
- pMC->Gstpar(idtmed[600], "LOSS", 3.);
- pMC->Gstpar(idtmed[600], "DRAY", 1.);
-
- pMC->Gstpar(idtmed[603], "LOSS", 3.);
- pMC->Gstpar(idtmed[603], "DRAY", 1.);
-
- pMC->Gstpar(idtmed[604], "LOSS", 3.);
- pMC->Gstpar(idtmed[604], "DRAY", 1.);
-
- pMC->Gstpar(idtmed[605], "LOSS", 3.);
- pMC->Gstpar(idtmed[605], "DRAY", 1.);
-
- pMC->Gstpar(idtmed[606], "LOSS", 3.);
- pMC->Gstpar(idtmed[606], "DRAY", 1.);
-
- pMC->Gstpar(idtmed[607], "LOSS", 3.);
- pMC->Gstpar(idtmed[607], "DRAY", 1.);
-
- // --- Energy cut-offs in the Pb and Al to gain time in tracking ---
- // --- without affecting the hit patterns ---
- pMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
- pMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
-
- // --- Prevent particles stopping in the gas due to energy cut-off ---
- pMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
- pMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::Init()
-{
- //
- // Initialises PMD detector after it has been built
- //
- Int_t i;
- kdet=1;
- //
- printf("\n");
- for(i=0;i<35;i++) printf("*");
- printf(" PMD_INIT ");
- for(i=0;i<35;i++) printf("*");
- printf("\n");
- printf(" PMD simulation package 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");
- //
- Int_t *idtmed = gAlice->Idtmed();
- fMedSens=idtmed[605-1];
-}
-
-//_____________________________________________________________________________
-void AliPMDv1::StepManager()
-{
- //
- // Called at each step in the PMD
- //
- Int_t copy;
- Float_t hits[4], destep;
- Float_t center[3] = {0,0,0};
- Int_t vol[4];
-
- AliMC* pMC=AliMC::GetMC();
- if(pMC->GetMedium() == fMedSens && (destep = pMC->Edep())) {
-
- // THIS PART MUST BE CHECKED
- pMC->CurrentVol(0, copy);
- vol[0]=copy;
- pMC->CurrentVolOff(1,0,copy);
- vol[1]=copy;
- pMC->CurrentVolOff(2,0,copy);
- vol[2]=copy;
- pMC->CurrentVolOff(1,0,copy);
- vol[3]=copy;
- pMC->Gdtom(center,hits,1);
- hits[3] = destep*1e9; //Number in eV
- AddHit(gAlice->CurrentTrack(), vol, hits);
- }
-}
-
ClassImp(AliPMDhit)
//_____________________________________________________________________________
-AliPMDhit::AliPMDhit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits):
+AliPMDhit::AliPMDhit(Int_t shunt,Int_t track, Int_t *vol, Float_t *hits):
AliHit(shunt, track)
{
//
// Add a PMD hit
//
Int_t i;
- for (i=0;i<4;i++) fVolume[i] = vol[i];
+ for (i=0;i<5;i++) fVolume[i] = vol[i];
fX=hits[0];
fY=hits[1];
fZ=hits[2];
fEnergy=hits[3];
}
+
Float_t fGeo[3]; // wafer, edge, numqu
Float_t fPadSize[4]; // size of the pads
Int_t fNumPads[4]; // number of the pads
-
public:
AliPMD();
AliPMD(const char *name, const char *title);
};
-//___________________________________________
-
-class AliPMDv1 : public AliPMD {
-
-private:
- Int_t fMedSens;
-
-public:
- AliPMDv1();
- AliPMDv1(const char *name, const char *title);
- virtual ~AliPMDv1() {}
- virtual void Coordinates();
- virtual void Coordnew();
- virtual void CreateGeometry();
- virtual void CreateInside();
- virtual void CreatePads();
- virtual void CreateMaterials();
- virtual void Init();
- virtual Int_t IsVersion() const {return 1;}
- virtual void StepManager();
- virtual void DrawModule();
-
- ClassDef(AliPMDv1,1) //Hits manager for set:PMD
-};
-
//___________________________________________
class AliPMDhit : public AliHit {
public:
- Int_t fVolume[4]; //array of volumes
+ Int_t fVolume[5]; //array of volumes
Float_t fEnergy; //Total energy deposited in eV
-
public:
AliPMDhit() {}
AliPMDhit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits);
ClassDef(AliPMDhit,1) //Hits object for set:PMD
};
-
#endif
--- /dev/null
+///////////////////////////////////////////////////////////////////////////////
+// //
+// Photon Multiplicity Detector Version 1 //
+// //
+//Begin_Html
+/*
+<img src="gif/AliPMDv0Class.gif">
+*/
+//End_Html
+// //
+///////////////////////////////////////////////////////////////////////////////
+#include "AliPMDv0.h"
+#include "AliRun.h"
+#include "AliMC.h"
+#include "AliConst.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];
+
+ClassImp(AliPMDv0)
+//_____________________________________________________________________________
+AliPMDv0::AliPMDv0() : AliPMD()
+{
+ //
+ // Default constructor
+ //
+ fMedSens=0;
+}
+
+//_____________________________________________________________________________
+AliPMDv0::AliPMDv0(const char *name, const char *title)
+ : AliPMD(name,title)
+{
+ //
+ // Standard 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
+ //
+ //Begin_Html
+ /*
+ <img src="gif/AliPMDv0.gif">
+ */
+ //End_Html
+ //Begin_Html
+ /*
+ <img src="gif/AliPMDv0Tree.gif">
+ */
+ //End_Html
+ CreatePads();
+ CreateInside();
+}
+
+//_____________________________________________________________________________
+void AliPMDv0::CreateInside()
+{
+ //
+ // Create inside of Pads
+ //
+ // -- Author : Y.P. VIYOGI, 07/05/1996.
+ // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
+
+ Float_t sipmd[3] = { 300.,300.,5. };
+
+ Int_t i2;
+
+ 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];
+
+ Int_t *idtmed = gAlice->Idtmed();
+
+ // VOLUMES Names : begining with D for all PMD volumes,
+ // The names of SIZE variables begin with S and have more meaningful
+ // characters as shown below.
+
+ // VOLUME SIZE MEDIUM : REMARKS
+ // ------ ----- ------ : ---------------------------
+
+ // DPMD SIPMD AIR : INSIDE PMD and its SIZE
+
+
+
+ // *** Define the DPMD Volume and fill with air ***
+
+ AliMC* pMC = AliMC::GetMC();
+
+ pMC->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];
+ pMC->Gsvolu("DIQU","BOX ", idtmed[698], siqad, 3);
+ pMC->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;
+ pMC->Gsposp("DM11", inum2, "DIQU", xd, yd, zd, 0, "ONLY", smod2, 3);
+ }
+ if (pindex[j][i] == 2) {
+ ++inum3;
+ pMC->Gsposp("DM12", inum3, "DIQU", xd, yd, zd, 0, "ONLY", smod3, 3);
+ }
+ if (pindex[j][i] == 3) {
+ ++inum4;
+ pMC->Gsposp("DM13", inum4, "DIQU", xd, yd, zd, 0, "ONLY", smod4, 3);
+ }
+ }
+ }
+ 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) {
+ pMC->Gsposp("DIQU", k, "DPMD", xiqa[k-1], yiqa[k-1], zd, idrotm[k], "ONLY", siqad, 3);
+ }
+
+ // --- Place the DPMD in ALICE with front edge 6.0m from vertex ---
+ xp = 0.;
+ yp = 0.;
+ zp = zdist1;
+ pMC->Gspos("DPMD", 1, "ALIC", xp, yp, zp, 0, "ONLY");
+
+}
+
+//_____________________________________________________________________________
+void AliPMDv0::CreatePads()
+{
+ //
+ // 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.
+
+ AliMC* pMC = AliMC::GetMC();
+
+ 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
+
+ // 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)
+ // ************************************************************
+
+
+
+ Int_t *idtmed = gAlice->Idtmed();
+
+ 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)
+ pMC->Gsvolu("DW11","BOX ", idtmed[604], spsw2, 3);
+ pMC->Gsatt("DW11", "SEEN", 1);
+ pMC->Gsvolu("DV11","BOX ", idtmed[604], spsw2, 3);
+ pMC->Gsatt("DV11", "SEEN", 1);
+
+ // --- DEFINE MODULES, IRON, TUNGSTEN AND LEAD VOLUMES
+
+
+ spb[0] = spsw1[0];
+ spb[1] = spsw1[1];
+ spb[2] = .75;
+ pMC->Gsvolu("DPPB","BOX ", idtmed[600], spb, 3);
+ pMC->Gsatt("DPPB", "SEEN", 1);
+
+ sw[0] = spsw1[0];
+ sw[1] = spsw1[1];
+ sw[2] = 0.9/2.;
+ pMC->Gsvolu("DPW ","BOX ", idtmed[600], sw, 3);
+ pMC->Gsatt("DPW ", "SEEN", 1);
+
+ sfe[0] = spsw1[0];
+ sfe[1] = spsw1[1];
+ sfe[2] = 0.6/2.;
+ pMC->Gsvolu("DPFE","BOX ", idtmed[605], sfe, 3);
+ pMC->Gsatt("DPFE", "SEEN", 1);
+
+ smod2[0] = spsw2[0];
+ smod2[1] = smod2[0];
+ smod2[2] = spsw2[2] + sfe[2] + spb[2] + scpv2[2];
+ pMC->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];
+ pMC->Gspos("DV11", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ // --- Then iron support plate
+ zc = zc + sfe[2] + spsw2[2];
+ pMC->Gspos("DPFE", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ // --- Then lead converter plate
+ zc = zc + sfe[2] + spb[2];
+ pMC->Gspos("DPPB", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ // --- Lastly the preshower box
+ zc = zc + spb[2] + spsw2[2];
+ pMC->Gspos("DW11", 1, "DM11", xc, yc, zc, 0, "ONLY");
+
+}
+
+//_____________________________________________________________________________
+void AliPMDv0::DrawModule()
+{
+ //
+ // Draw a shaded view of the Photon Multiplicity Detector
+ //
+
+ AliMC* pMC = AliMC::GetMC();
+
+ pMC->Gsatt("*", "seen", -1);
+ pMC->Gsatt("alic", "seen", 0);
+ //
+ // Set the visibility of the components
+ //
+ pMC->Gsatt("DW11","seen",0);
+ pMC->Gsatt("DV11","seen",0);
+ pMC->Gsatt("DPPB","seen",1);
+ pMC->Gsatt("DPW ","seen",1);
+ pMC->Gsatt("DPFE","seen",1);
+ pMC->Gsatt("DM11","seen",1);
+ pMC->Gsatt("DPMD","seen",0);
+ pMC->Gsatt("DIQU","seen",0);
+ //
+ pMC->Gdopt("hide", "on");
+ pMC->Gdopt("shad", "on");
+ pMC->Gsatt("*", "fill", 7);
+ pMC->SetClipBox(".");
+ pMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
+ pMC->DefaultRange();
+ pMC->Gdraw("alic", 40, 30, 0, 22, 15.5, .04, .04);
+ pMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
+ pMC->Gdman(17, 5, "MAN");
+ pMC->Gdopt("hide", "off");
+}
+
+//_____________________________________________________________________________
+void AliPMDv0::CreateMaterials()
+{
+ //
+ // Create materials for the PMD version 1
+ //
+ // ORIGIN : Y. P. VIYOGI
+ //
+
+ AliMC* pMC = AliMC::GetMC();
+
+ // --- The Argon- CO2 mixture ---
+ Float_t ag[2] = { 39.95 };
+ Float_t zg[2] = { 18. };
+ Float_t wg[2] = { .8,.2 };
+ Float_t dar = .001782; // --- Ar density in g/cm3 ---
+ // --- CO2 ---
+ Float_t ac[2] = { 12.,16. };
+ Float_t zc[2] = { 6.,8. };
+ Float_t wc[2] = { 1.,2. };
+ Float_t dc = .001977;
+ Float_t dco = .002; // --- CO2 density in g/cm3 ---
+
+ Float_t absl, radl, a, d, z;
+ Float_t dg;
+ Float_t x0ar;
+ Float_t buf[1];
+ Int_t nbuf;
+
+ Int_t *idtmed = gAlice->Idtmed();
+ 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);
+ 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 $", 20., 10., 1.7, 19.4, 999);
+ AliMaterial(9, "SILIC$", 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 $", 12.01, 6., 2.265, 18.8, 49.9);
+
+ AliMaterial(96, "MYLAR$", 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 $", 14.61, 7.3, .0012, 30420., 67500.);
+
+ // define gas-mixtures
+
+ char namate[21];
+ pMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
+ ag[1] = a;
+ zg[1] = z;
+ dg = (dar * 4 + dco) / 5;
+ AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
+
+ // Define tracking media
+ AliMedium(601, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(607, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(608, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(604, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(606, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(605, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(609, "SILICON $", 9, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(610, "Be $", 10, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(698, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .1, 10);
+ AliMedium(699, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .1, .1);
+ AliMedium(615, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(616, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+
+ // --- Generate explicitly delta rays in the iron, aluminium and lead ---
+ pMC->Gstpar(idtmed[600], "LOSS", 3.);
+ pMC->Gstpar(idtmed[600], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[603], "LOSS", 3.);
+ pMC->Gstpar(idtmed[603], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[604], "LOSS", 3.);
+ pMC->Gstpar(idtmed[604], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[605], "LOSS", 3.);
+ pMC->Gstpar(idtmed[605], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[606], "LOSS", 3.);
+ pMC->Gstpar(idtmed[606], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[607], "LOSS", 3.);
+ pMC->Gstpar(idtmed[607], "DRAY", 1.);
+
+ // --- Energy cut-offs in the Pb and Al to gain time in tracking ---
+ // --- without affecting the hit patterns ---
+ pMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
+
+ // --- Prevent particles stopping in the gas due to energy cut-off ---
+ pMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
+}
+
+//_____________________________________________________________________________
+void AliPMDv0::Init()
+{
+ //
+ // Initialises PMD detector after it has been built
+ //
+ Int_t i;
+ kdet=1;
+ //
+ printf("\n");
+ for(i=0;i<35;i++) printf("*");
+ printf(" PMD_INIT ");
+ for(i=0;i<35;i++) printf("*");
+ printf("\n");
+ printf(" PMD simulation package 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");
+ //
+ Int_t *idtmed = gAlice->Idtmed();
+ fMedSens=idtmed[605-1];
+}
+
+//_____________________________________________________________________________
+void AliPMDv0::StepManager()
+{
+ //
+ // Called at each step in the PMD
+ //
+ Int_t copy;
+ Float_t hits[4], destep;
+ Float_t center[3] = {0,0,0};
+ Int_t vol[5];
+ Text_t namep[5];
+
+ AliMC* pMC=AliMC::GetMC();
+ if(pMC->GetMedium() == fMedSens && (destep = pMC->Edep())) {
+
+ pMC->CurrentVol(namep, copy);
+ vol[0]=copy;
+ pMC->CurrentVolOff(1,namep,copy);
+ vol[1]=copy;
+ pMC->CurrentVolOff(2,namep,copy);
+ vol[2]=copy;
+ if(strncmp(namep,"DW11",4))vol[2]=1;
+ if(strncmp(namep,"DV11",4))vol[2]=2;
+ pMC->CurrentVolOff(3,namep,copy);
+ vol[3]=copy;
+ pMC->CurrentVolOff(4,namep,copy);
+ vol[4]=copy;
+ pMC->Gdtom(center,hits,1);
+ hits[3] = destep*1e9; //Number in eV
+ AddHit(gAlice->CurrentTrack(), vol, hits);
+ }
+}
--- /dev/null
+#ifndef PMDv0_H
+#define PMDv0_H
+//////////////////////////////////////////////////////////
+// Manager and hits classes for set:PMD version 0 //
+//////////////////////////////////////////////////////////
+
+#include "AliPMD.h"
+
+class AliPMDv0 : public AliPMD {
+
+private:
+ Int_t fMedSens;
+
+public:
+ AliPMDv0();
+ AliPMDv0(const char *name, const char *title);
+ virtual ~AliPMDv0() {}
+ virtual void Coordinates();
+ virtual void Coordnew();
+ virtual void CreateGeometry();
+ virtual void CreateInside();
+ virtual void CreatePads();
+ virtual void CreateMaterials();
+ virtual void Init();
+ virtual Int_t IsVersion() const {return 0;}
+ virtual void StepManager();
+ virtual void DrawModule();
+
+ ClassDef(AliPMDv0,1) //Hits manager for set:PMD
+};
+
+#endif
--- /dev/null
+///////////////////////////////////////////////////////////////////////////////
+// //
+// Photon Multiplicity Detector Version 1 //
+// //
+//Begin_Html
+/*
+<img src="gif/AliPMDv1Class.gif">
+*/
+//End_Html
+// //
+///////////////////////////////////////////////////////////////////////////////
+
+#include "AliPMDv1.h"
+#include "AliRun.h"
+#include "AliMC.h"
+#include "AliConst.h"
+
+static Int_t maxbox, kdet;
+static Float_t thmin,thmax,zdist,zdist1,thlow,thhigh;
+
+ClassImp(AliPMDv1)
+
+//_____________________________________________________________________________
+AliPMDv1::AliPMDv1()
+{
+ //
+ // Default constructor
+ //
+ fMedSens=0;
+}
+
+//_____________________________________________________________________________
+AliPMDv1::AliPMDv1(const char *name, const char *title)
+ : AliPMD(name,title)
+{
+ //
+ // Standard constructor
+ //
+ fMedSens=0;
+}
+//_____________________________________________________________________________
+void AliPMDv1::CreateGeometry()
+{
+ //
+ // Create geometry for Photon Multiplicity Detector Version 1
+ //
+ //Begin_Html
+ /*
+ <img src="gif/AliPMDv1.gif">
+ */
+ //End_Html
+ //Begin_Html
+ /*
+ <img src="gif/AliPMDv1Tree.gif">
+ */
+ //End_Html
+ CreatePads();
+ CreateInside();
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::CreateInside()
+{
+ //
+ // Create inside of Pads
+ //
+ // -- Author : Y.P. VIYOGI, 07/05/1996.
+ // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
+// Sipmd, the dimension of TUBE mother volume of PMD, other dimensions
+// like sip01.. are to place more tubes in the volume at different eta bins.
+ Float_t sipmd[3] = { 40.,270.,15.};
+ Float_t sip01[3] = { 10.,57.89,25.};
+ Float_t sip02[3] = { 10.,64.03,25.};
+ Float_t sip03[3] = { 10.,70.80,25.};
+ Float_t sip04[3] = { 10.,78.32,25.};
+ Float_t sip05[3] = { 10.,86.68,25.};
+ Float_t sip06[3] = { 10.,95.91,25.};
+ Float_t sip07[3] = { 10.,106.14,25.};
+ Float_t sip08[3] = { 10.,117.48,25.};
+ Float_t sip09[3] = { 10.,130.18,25.};
+ Float_t sip10[3] = { 10.,144.18,25.};
+ Float_t sip11[3] = { 10.,159.87,25.};
+ Float_t sip12[3] = { 10.,177.43,25.};
+ Float_t sip13[3] = { 10.,197.11,25.};
+ Float_t sip14[3] = { 10.,219.28,25.};
+ Float_t sipmdl[5] = { 10.,310.,25.,90.,270. };
+ Float_t sipmdr[5] = { 10.,310.,25.,270.,90. };
+
+ const Float_t root3_4 = sqrt(3)/4.;
+ const Float_t root3_2 = sqrt(3)/2.;
+ // Float_t xiqa[4], yiqa[4];
+ Int_t i;
+ // Float_t siqad[4];
+ Float_t xp, yp, zp;
+ // Int_t idrotm[100];
+ Int_t num_mod;
+ Int_t jhrotc,jhrotac;
+ Int_t jhrotd;
+// const Float_t delx=78.8;
+ const Float_t delx=76.75;
+ // const Float_t dely=delx*root3_2;
+// const Float_t delz=1.6/2.;
+ AliMatrix(jhrotc, 90., 30., 90., 120., 0., 0.);
+ AliMatrix(jhrotac, 90., 330., 90., 240., 0., 0.);
+ AliMatrix(jhrotd, 90., 90., 90., 180., 90., 0.);
+ Float_t x1= delx*root3_4;
+ Float_t x2= delx*root3_4 + delx*root3_2;
+ Float_t x3= delx*root3_4 + 2*delx*root3_2;
+ Float_t xpos[13]={-x1,-x1,-x1,-x1,-x2,-x2,-x2,-x2,-x2,-x3,-x3,-x3,-x3};
+ Float_t x4=delx/4.;
+ Float_t ypos[13]={(-70.-x4-delx),-(70.+x4),(70.+x4),(70.+x4+delx),-x4+2*delx,-x4+delx,-x4,-x4-delx,-x4-2*delx,-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2*delx};
+// Float_t ypos[13]={(-70.-x4-delx),-(70.+x4),(70.+x4),(70.+x4+delx),(4*dely),(2*dely),0.,-(2*dely),-(4*dely),-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2*delx};
+ Int_t *idtmed = gAlice->Idtmed();
+
+ // VOLUMES Names : begining with D for all PMD volumes,
+ // The names of SIZE variables begin with S and have more meaningful
+ // characters as shown below.
+
+ // VOLUME SIZE MEDIUM : REMARKS
+ // ------ ----- ------ : ---------------------------
+
+ // DPMD SIPMD AIR : INSIDE PMD and its SIZE
+
+
+
+ // *** Define the DPMD Volume and fill with air ***
+
+ AliMC* pMC = AliMC::GetMC();
+
+ pMC->Gsvolu("DPMD", "TUBE", idtmed[698], sipmd, 3);
+ pMC->Gsvolu("PM01", "TUBE", idtmed[698], sip01, 3);
+ pMC->Gsvolu("PM02", "TUBE", idtmed[698], sip02, 3);
+ pMC->Gsvolu("PM03", "TUBE", idtmed[698], sip03, 3);
+ pMC->Gsvolu("PM04", "TUBE", idtmed[698], sip04, 3);
+ pMC->Gsvolu("PM05", "TUBE", idtmed[698], sip05, 3);
+ pMC->Gsvolu("PM06", "TUBE", idtmed[698], sip06, 3);
+ pMC->Gsvolu("PM07", "TUBE", idtmed[698], sip07, 3);
+ pMC->Gsvolu("PM08", "TUBE", idtmed[698], sip08, 3);
+ pMC->Gsvolu("PM09", "TUBE", idtmed[698], sip09, 3);
+ pMC->Gsvolu("PM10", "TUBE", idtmed[698], sip10, 3);
+ pMC->Gsvolu("PM11", "TUBE", idtmed[698], sip11, 3);
+ pMC->Gsvolu("PM12", "TUBE", idtmed[698], sip12, 3);
+ pMC->Gsvolu("PM13", "TUBE", idtmed[698], sip13, 3);
+ pMC->Gsvolu("PM14", "TUBE", idtmed[698], sip14, 3);
+ pMC->Gsvolu("PMDL", "TUBS", idtmed[698], sipmdl, 5);
+ pMC->Gsvolu("PMDR", "TUBS", idtmed[698], sipmdr, 5);
+//
+ const Int_t npad2=72;
+ Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.53,0.4,0.,0.53};
+ Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm[0]=(npad2+0.25)*hexd1[6] + 1.2;
+ dpara_sm[1] = dpara_sm[0] *root3_2;
+ Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_dm11[0]=dpara_sm[0]+.01;
+ dpara_dm11[1] = dpara_dm11[0] *root3_2;
+ dpara_dm11[2]= 6.2/2.;
+//
+ for (i = 0; i < 2; ++i) {
+ num_mod=i+1;
+ pMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
+ pMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
+ printf("Num_mod %d\n",num_mod);
+ }
+ maxbox=13;
+ for (i = 2; i < maxbox; ++i) {
+ num_mod=i+1;
+ pMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6);
+ pMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6);
+ printf("Num_mod %d\n",num_mod);
+ }
+// pMC->Gspos("PM01", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM02", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM03", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM04", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM05", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM06", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM07", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM08", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM09", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM10", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM11", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM12", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM13", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// pMC->Gspos("PM14", 1, "DPMD", 0.,0.,0., 0, "ONLY");
+// --- Place the DPMD in ALICE with front edge 5.8m from vertex ---
+ xp = 0.;
+ yp = 0.;
+ zp = zdist1;
+// pMC->Gspos("PMDL", 1, "DPMD", xp,yp,0., 0, "ONLY");
+// pMC->Gspos("PMDR", 1, "DPMD", xp,yp,0., 0, "ONLY");
+ pMC->Gspos("DPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY");
+
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::CreatePads()
+{
+ //
+ // Create the geometry of the pads
+ // *** DEFINITION OF THE GEOMETRY OF THE PMD ***
+ // *** HEXAGONAL PADS WITH 10 MM SQUARE EQUIVALENT
+ // -- Author : S. Chattopadhyay, 02/04/1999.
+
+// Basic unit is DP11, a hexagonal cell, which is placed inside another
+// hexagonal cell (DS11) of larger radius, compared to DP11. The difference in r// adius gives the dimension of half width of each cell wall.
+// These cells are placed as 72 x 72 array in a
+// rhombus shaped supermodule (DW11). The rhombus shaped modules are designed
+// to have closed packed structure.
+// Each supermodule (SUPR), made of G10 is filled with following components
+// SMSS --> SS backing,
+// SMAR --> Gap between gas hexagonal cells and G10 backing.
+// DW11 --> Ar-Co2 filled gas hexagonal cells.
+// SMAR
+// These supermodules are placed inside the main module (DM11), with Fe and
+// Pb converter positioned between CPV and PMD.
+// DM11 made of
+// SUPR (rotated to place steel on the other side), this works as preshower
+// when PMD is placed in -ve z.
+// SUPB --> Pb converter
+// SUFE --> Fe backing
+// SUPR --> supermodule without rotation (this acts as CPV).
+//
+
+ AliMC* pMC = AliMC::GetMC();
+
+ const Int_t npad2 = 72;
+ Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.53,0.4,0.,0.53};
+//total wall thickness=0.2*2
+ Float_t hexd2[10] = {0.,360.,6,2,-0.4,0.,0.51,0.4,0.,0.51};
+ Int_t i, j;
+ Float_t xb, yb, zb;//, sw[3];
+ Int_t number;
+ Int_t ihrotm,irotdm;
+ const Float_t root3_cons = sqrt(3) /2.;
+ Int_t *idtmed = gAlice->Idtmed();
+
+ AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.);
+ AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.);
+ zdist1 = fIn[2];
+ zdist = TMath::Abs(zdist1);
+//
+ Int_t xrow=1;
+ Float_t dpara[6] = {12.5,12.5,0.4,30.,0.,0.};
+ dpara[0]=(npad2+0.25)*hexd1[6];
+ dpara[1] = dpara[0] *root3_cons;
+//
+//Subhasis, dimensional parameters of rhombus (dpara) as given to gsvolu
+// rhombus to accomodate 72 x 72 hexagons, and with total 1.2cm extension
+//(1mm tolerance on both side and 5mm thick G10 wall)
+//
+
+// **** PAD SIZE 10 MM SQUARE EQUIVALENT
+//
+// Inner hex filled with gas
+ pMC->Gsvolu("DP11", "PGON", idtmed[604], hexd2,10);
+ pMC->Gsatt("DP11", "SEEN", 1);
+
+// Outer hex filled with Plastic
+//plastic pMC->Gsvolu("DS11", "PGON", idtmed[616], hexd1,10);
+// Iron
+ pMC->Gsvolu("DS11", "PGON", idtmed[601], hexd1,10);
+ pMC->Gsatt("DS11", "SEEN", 1);
+// --- place inner hex inside outer hex
+ pMC->Gsposp("DP11", 1, "DS11", 0., 0., 0., 0, "ONLY", hexd2, 10);
+// Rhombus shaped supermodules (defined by PARA)
+// volume for SUPERMODULE
+ Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_sm[0]=(npad2+0.25)*hexd1[6] + 1.2;
+ dpara_sm[1] = dpara_sm[0] *root3_cons;
+//
+ pMC->Gsvolu("SUPR","PARA", idtmed[607], dpara_sm, 6);
+ pMC->Gsatt("SUPR", "SEEN", 1);
+// SS
+ Float_t dpara_ss[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_ss[0]= dpara[0];
+ dpara_ss[1]= dpara[1];
+ dpara_ss[2]= 0.3/2.;
+//
+ pMC->Gsvolu("SMSS","PARA", idtmed[601], dpara_ss, 6);
+ pMC->Gsatt("SMSS", "SEEN", 1);
+// Air
+ Float_t dpara_air[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_air[0]= dpara[0] - 0.5;
+ dpara_air[1]= dpara_air[0] * root3_cons;
+ dpara_air[2]= 0.1/2.;
+// pMC->Gsvolu("SMAR","PARA", idtmed[604], dpara_air, 6);
+ pMC->Gsvolu("SMAR","PARA", idtmed[698], dpara_air, 6);
+ pMC->Gsatt("SMAR", "SEEN", 1);
+//
+// volume for gas chamber (DW11)
+//
+// pMC->Gsvolu("DW11","PARA", idtmed[604], dpara, 6);
+ pMC->Gsvolu("DW11","PARA", idtmed[698], dpara, 6);
+ pMC->Gsatt("DW11", "SEEN", 1);
+// Place outer hex inside DW11
+ yb = -dpara[1] + (1./root3_cons)*hexd1[6];
+ zb = 0.;
+ for (j = 1; j <= npad2; ++j) {
+ xb =-(dpara[0] + dpara[1]*0.577) + 2*hexd1[6];
+ if(xrow >= 2){
+ xb = xb+(xrow-1)*hexd1[6];
+ }
+ for (i = 1; i <= npad2; ++i) {
+ number = i+(j-1)*npad2;
+ pMC->Gsposp("DS11", number, "DW11", xb, yb, zb, ihrotm, "ONLY", hexd1, 10);
+ xb += (hexd1[6]*2.);
+ }
+ xrow = xrow+1;
+ yb += (hexd1[6]*sqrt(3.));
+ }
+ Float_t z_ss,z_air1,z_air2,z_gas;
+// Place other components inside super module
+ z_ss=-dpara_sm[2]+dpara_ss[2];
+ pMC->Gspos("SMSS", 1, "SUPR", 0., 0., z_ss, 0, "ONLY");
+ z_air1=z_ss+dpara_ss[2] +dpara_air[2];
+ pMC->Gspos("SMAR", 1, "SUPR", 0., 0., z_air1, 0, "ONLY");
+ z_gas=z_air1+dpara_air[2]+dpara[2]+0.1;
+ pMC->Gspos("DW11", 1, "SUPR", 0., 0., z_gas, 0, "ONLY");
+ z_air2=z_gas+dpara[2]+0.1+dpara_air[2];
+ pMC->Gspos("SMAR", 2, "SUPR", 0., 0., z_air2, 0, "ONLY");
+
+// --- DEFINE MODules, iron, and lead voLUMES
+
+
+// volume for SUPERMODULE
+// Pb
+ Float_t dpara_pb[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_pb[0]=dpara_sm[0];
+ dpara_pb[1]=dpara_sm[1];
+// dpara_pb[2]=1.1/2.;
+ dpara_pb[2]=1.5/2.;
+ pMC->Gsvolu("SUPB","PARA", idtmed[600], dpara_pb, 6);
+ pMC->Gsatt("SUPB", "SEEN", 1);
+// Fe
+ Float_t dpara_fe[6] = {12.5,12.5,8.,30.,0.,0.};
+ dpara_fe[0]=dpara_sm[0];
+ dpara_fe[1]=dpara_sm[1];
+ dpara_fe[2]=0.5/2.;
+ pMC->Gsvolu("SUFE","PARA", idtmed[601], dpara_fe, 6);
+ pMC->Gsatt("SUFE", "SEEN", 1);
+// volume for DM11
+ Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.};
+ dpara_dm11[0]=dpara_sm[0]+.01;
+ dpara_dm11[1] = dpara_dm11[0] *root3_cons;
+ dpara_dm11[2]= 6.2/2.;
+
+//
+ pMC->Gsvolu("DM11","PARA", idtmed[698], dpara_dm11, 6);
+ pMC->Gsatt("DM11", "SEEN", 1);
+// position super module inside DM11
+ Float_t z_ps,z_pb,z_fe,z_cv;
+ z_ps=-dpara_dm11[2]+dpara_sm[2];
+ pMC->Gspos("SUPR", 1, "DM11", 0., 0., z_ps, irotdm, "ONLY");
+ z_pb=z_ps+dpara_sm[2]+dpara_pb[2];
+ pMC->Gspos("SUPB", 1, "DM11", 0., 0., z_pb, 0, "ONLY");
+ z_fe=z_pb+dpara_pb[2]+dpara_fe[2];
+ pMC->Gspos("SUFE", 1, "DM11", 0., 0., z_fe, 0, "ONLY");
+ z_cv=z_fe+dpara_fe[2]+dpara_sm[2];
+ pMC->Gspos("SUPR", 2, "DM11", 0., 0., z_cv, 0, "ONLY");
+//
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::DrawModule()
+{
+ //
+ // Draw a shaded view of the Photon Multiplicity Detector
+ //
+
+ AliMC* pMC = AliMC::GetMC();
+
+ pMC->Gsatt("*", "seen", -1);
+ pMC->Gsatt("alic", "seen", 0);
+ //
+ // Set the visibility of the components
+ //
+ pMC->Gsatt("DP11","seen",0);
+ pMC->Gsatt("DS11","seen",1);
+ pMC->Gsatt("DW11","seen",0);
+ pMC->Gsatt("DM11","seen",1);
+ pMC->Gsatt("DPMD","seen",0);
+ //
+ pMC->Gdopt("hide", "on");
+ pMC->Gdopt("shad", "on");
+ pMC->Gsatt("*", "fill", 7);
+ pMC->SetClipBox(".");
+ pMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
+ pMC->DefaultRange();
+ pMC->Gdraw("alic", 40, 30, 0, 22, 20.5, .02, .02);
+ pMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
+ //pMC->Gdman(17, 5, "MAN");
+ pMC->Gdopt("hide", "off");
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::CreateMaterials()
+{
+ //
+ // Create materials for the PMD version 1
+ //
+ // ORIGIN : Y. P. VIYOGI
+ //
+
+ AliMC* pMC = AliMC::GetMC();
+
+ // --- The Argon- CO2 mixture ---
+ Float_t ag[2] = { 39.95 };
+ Float_t zg[2] = { 18. };
+ Float_t wg[2] = { .8,.2 };
+ Float_t dar = .001782; // --- Ar density in g/cm3 ---
+ // --- CO2 ---
+ Float_t ac[2] = { 12.,16. };
+ Float_t zc[2] = { 6.,8. };
+ Float_t wc[2] = { 1.,2. };
+ Float_t dc = .001977;
+ Float_t dco = .002; // --- CO2 density in g/cm3 ---
+
+ Float_t absl, radl, a, d, z;
+ Float_t dg;
+ Float_t x0ar;
+ Float_t buf[1];
+ Int_t nbuf;
+ Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 };
+ Float_t zsteel[4] = { 26.,24.,28.,14. };
+ Float_t wsteel[4] = { .715,.18,.1,.005 };
+
+ Int_t *idtmed = gAlice->Idtmed();
+ 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);
+ 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 $", 20., 10., 1.7, 19.4, 999.);
+ AliMaterial(9, "SILIC$", 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 $", 20., 10., 1.2, 34.6, 999.);
+
+ AliMaterial(96, "MYLAR$", 8.73, 4.55, 1.39, 28.7, 62.);
+ AliMaterial(97, "CONCR$", 20., 10., 2.5, 10.7, 40.);
+ AliMaterial(98, "Vacum$", 1e-9, 1e-9, 1e-9, 1e16, 1e16);
+ AliMaterial(99, "Air $", 14.61, 7.3, .0012, 30420., 67500.);
+ AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel);
+ // define gas-mixtures
+
+ char namate[21];
+ pMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
+ ag[1] = a;
+ zg[1] = z;
+ dg = (dar * 4 + dco) / 5;
+ AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
+
+ // Define tracking media
+ AliMedium(601, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(602, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(607, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(608, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(604, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(606, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(605, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(609, "SILICON $", 9, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(610, "Be $", 10, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(698, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .1, 10);
+ AliMedium(699, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .1, .1);
+ AliMedium(615, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(616, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(617, "PLOYCARB$", 17, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+
+ // --- Generate explicitly delta rays in the iron, aluminium and lead ---
+ pMC->Gstpar(idtmed[600], "LOSS", 3.);
+ pMC->Gstpar(idtmed[600], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[603], "LOSS", 3.);
+ pMC->Gstpar(idtmed[603], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[604], "LOSS", 3.);
+ pMC->Gstpar(idtmed[604], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[605], "LOSS", 3.);
+ pMC->Gstpar(idtmed[605], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[606], "LOSS", 3.);
+ pMC->Gstpar(idtmed[606], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[607], "LOSS", 3.);
+ pMC->Gstpar(idtmed[607], "DRAY", 1.);
+
+ // --- Energy cut-offs in the Pb and Al to gain time in tracking ---
+ // --- without affecting the hit patterns ---
+ pMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
+
+ // --- Prevent particles stopping in the gas due to energy cut-off ---
+ pMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::Init()
+{
+ //
+ // Initialises PMD detector after it has been built
+ //
+ Int_t i;
+ kdet=1;
+ //
+ printf("\n");
+ for(i=0;i<35;i++) printf("*");
+ printf(" PMD_INIT ");
+ for(i=0;i<35;i++) printf("*");
+ printf("\n");
+ printf(" PMD simulation package (v1) initialised\n");
+ printf(" parameters of pmd\n");
+ printf("%6d %10.2f %10.2f %10.2f %10.2f %10.2f\n",kdet,thmin,thmax,zdist,thlow,thhigh);
+ //
+ for(i=0;i<80;i++) printf("*");
+ printf("\n");
+ //
+ Int_t *idtmed = gAlice->Idtmed();
+ fMedSens=idtmed[605-1];
+}
+
+//_____________________________________________________________________________
+void AliPMDv1::StepManager()
+{
+ //
+ // Called at each step in the PMD
+ //
+ Int_t copy;
+ Float_t hits[4], destep;
+ Float_t center[3] = {0,0,0};
+ Int_t vol[5];
+ Text_t namep[5];
+
+ AliMC* pMC=AliMC::GetMC();
+ if(pMC->GetMedium() == fMedSens && (destep = pMC->Edep())) {
+
+// pMC->CurrentVol(0, copy);
+ pMC->CurrentVol(namep, copy);
+// printf("Current vol is %s \n",namep);
+ vol[0]=copy;
+// pMC->CurrentVolOff(1,0,copy);
+ pMC->CurrentVolOff(1,namep,copy);
+// printf("Current vol 11 is %s \n",namep);
+ vol[1]=copy;
+// pMC->CurrentVolOff(2,0,copy);
+ pMC->CurrentVolOff(2,namep,copy);
+// printf("Current vol 22 is %s \n",namep);
+ vol[2]=copy;
+// if(strncmp(namep,"DW11",4))vol[2]=1;
+// pMC->CurrentVolOff(3,0,copy);
+ pMC->CurrentVolOff(3,namep,copy);
+// printf("Current vol 33 is %s \n",namep);
+ vol[3]=copy;
+ pMC->CurrentVolOff(4,namep,copy);
+// printf("Current vol 44 is %s \n",namep);
+ vol[4]=copy;
+// printf("volume number %d,%d,%d,%d,%d \n",vol[0],vol[1],vol[2],vol[3],vol[4]);
+ pMC->Gdtom(center,hits,1);
+ hits[3] = destep*1e9; //Number in eV
+ AddHit(gAlice->CurrentTrack(), vol, hits);
+ }
+}
+
+
--- /dev/null
+#ifndef PMDV1_H
+#define PMDV1_H
+////////////////////////////////////////////////
+// Manager and hits classes for set:PMD //
+////////////////////////////////////////////////
+
+#include "AliPMD.h"
+
+//___________________________________________
+
+class AliPMDv1 : public AliPMD {
+
+private:
+ Int_t fMedSens;
+
+public:
+ AliPMDv1();
+ AliPMDv1(const char *name, const char *title);
+ virtual ~AliPMDv1() {}
+ virtual void CreateGeometry();
+ virtual void CreateInside();
+ virtual void CreatePads();
+ virtual void CreateMaterials();
+ virtual void Init();
+ virtual Int_t IsVersion() const {return 1;}
+ virtual void StepManager();
+ virtual void DrawModule();
+
+ ClassDef(AliPMDv1,1) //Hits manager for set:PMD
+};
+
+#endif
--- /dev/null
+///////////////////////////////////////////////////////////////////////////////
+// //
+// Photon Multiplicity Detector Version 1 //
+// //
+//Begin_Html
+/*
+<img src="gif/AliPMDv2Class.gif">
+*/
+//End_Html
+// //
+///////////////////////////////////////////////////////////////////////////////
+#include "AliPMDv2.h"
+#include "AliRun.h"
+#include "AliMC.h"
+#include "AliConst.h"
+
+static Float_t smod1[3], smod2[3], smod3[3], smod4[3];
+static Int_t maxbox, kdet;
+static Float_t thgas,thcell,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];
+
+ClassImp(AliPMDv2)
+//_____________________________________________________________________________
+AliPMDv2::AliPMDv2() : AliPMD()
+{
+ //
+ // Default constructor
+ //
+ fMedSens=0;
+}
+
+//_____________________________________________________________________________
+AliPMDv2::AliPMDv2(const char *name, const char *title)
+ : AliPMD(name,title)
+{
+ //
+ // Standard constructor
+ //
+ fMedSens=0;
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::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 AliPMDv2::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 AliPMDv2::CreateGeometry()
+{
+ //
+ // Create geometry for Photon Multiplicity Detector Version 1
+ //
+ //Begin_Html
+ /*
+ <img src="gif/AliPMDv2.gif">
+ */
+ //End_Html
+ //Begin_Html
+ /*
+ <img src="gif/AliPMDv2Tree.gif">
+ */
+ //End_Html
+ CreatePads();
+ CreateInside();
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::CreateInside()
+{
+ //
+ // Create inside of Pads
+ //
+ // -- Author : Y.P. VIYOGI, 07/05/1996.
+ // -- Modified: P.V.K.S.Baba(JU), 15-12-97.
+
+ Float_t sipmd[3] = { 300.,300.,5. };
+
+ Int_t i2;
+
+ 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];
+
+ Int_t *idtmed = gAlice->Idtmed();
+
+ // VOLUMES Names : begining with D for all PMD volumes,
+ // The names of SIZE variables begin with S and have more meaningful
+ // characters as shown below.
+
+ // VOLUME SIZE MEDIUM : REMARKS
+ // ------ ----- ------ : ---------------------------
+
+ // DPMD SIPMD AIR : INSIDE PMD and its SIZE
+
+
+
+ // *** Define the DPMD Volume and fill with air ***
+
+ AliMC* pMC = AliMC::GetMC();
+
+ pMC->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];
+ pMC->Gsvolu("DIQU","BOX ", idtmed[698], siqad, 3);
+ pMC->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;
+ pMC->Gsposp("DM11", inum2, "DIQU", xd, yd, zd, 0, "ONLY", smod2, 3);
+ }
+ if (pindex[j][i] == 2) {
+ ++inum3;
+ pMC->Gsposp("DM12", inum3, "DIQU", xd, yd, zd, 0, "ONLY", smod3, 3);
+ }
+ if (pindex[j][i] == 3) {
+ ++inum4;
+ pMC->Gsposp("DM13", inum4, "DIQU", xd, yd, zd, 0, "ONLY", smod4, 3);
+ }
+ }
+ }
+ 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) {
+ pMC->Gsposp("DIQU", k, "DPMD", xiqa[k-1], yiqa[k-1], zd, idrotm[k], "ONLY", siqad, 3);
+ }
+
+ // --- Place the DPMD in ALICE with front edge 6.0m from vertex ---
+ xp = 0.;
+ yp = 0.;
+ zp = zdist1;
+ pMC->Gspos("DPMD", 1, "ALIC", xp, yp, zp, 0, "ONLY");
+
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::CreatePads()
+{
+ //
+ // 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.
+
+ AliMC* pMC = AliMC::GetMC();
+
+ Int_t npad1, npad2, npad3, npad4;
+ Float_t spad1[3], spad2[3], spad3[3], spad4[3];
+ Float_t scpv1[3], scpv2[3], scpv3[3], scpv4[3];
+ Int_t i, j;
+ Float_t sstr1[3], spsw1[3], sstr2[3], spsw2[3], sstr3[3], spsw3[3],
+ sstr4[3], spsw4[3];
+ Float_t xa, ya, za, xb, yb, zb, xc, sw[3], yc, zc;
+ Float_t sfe[3];
+ Float_t spb[3], pad1, pad2, pad3, pad4;
+ // VOLUMES Names : begining with D for all PMD volumes,
+ // DMO1 : MODULE TYPE 1 ( 8 MM PADS)
+ // DM11 : MODULE TYPE 2 (10 MM PADS)
+ // DM12 : MODULE TYPE 3 (12 MM PADS)
+ // DM13 : MODULE TYPE 4 (15 MM PADS)
+
+ // 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
+
+ // DP11 SPAD2 GAS : PAD TYPE 2 (10 MM)
+ // DP12 SPAD2 GAS : PAD TYPE 2 FOR CPV(10 MM)
+ // DS11 SSTR2 FE : STRIP OF IRON
+ // DW11 SPSW2 G10 : PRESHOWER
+ // DV11 SCPV2 G10 : CPV
+
+ // DP13 SPAD3 GAS : PAD TYPE 3 (12 MM)
+ // DP14 SPAD3 GAS : PAD TYPE 3 FOR CPV(12 MM)
+ // DS12 SSTR3 FE : STRIP OF IRON
+ // DW12 SPSW3 G10 : PRESHOWER
+ // DV12 SCPV3 G10 : CPV
+
+ // DP15 SPAD4 GAS : PAD TYPE 4 (15 MM)
+ // DP16 SPAD4 GAS : PAD TYPE 4 FOR CPV(15 MM)
+ // DS13 SSTR4 FE : STRIP OF IRON
+ // DW13 SPSW4 G10 : PRESHOWER
+ // DV13 SCPV4 G10 : CPV
+
+ // ****************** VOLUME TREE ******************
+
+ // DM11 (Module)
+ // |
+ // |
+ // -------------------------------------------------
+ // | | | |
+ // | | | |
+ // DV11( CPV) DPFE DPPB DW11(Preshower)
+ // | |
+ // | |
+ // DS12(Strip) DS11(Strip)
+ // | |
+ // | |
+ // DP12(Pads) DP11(Pads)
+
+ // ************************************************************
+
+ // --- The above gives the Volume Tree. PAD is a gas cell of size
+ // --- given by PADSIZE in the input cards. STRIP is a collection of
+ //--- PADs in a row. STRIPs are positioned in the PRESHOWER BOX. This is
+ //--- then placed in the MODULE. The PSW and the MODULE have the same size
+ // --- ; Lead converter, Iron support plate are also placed
+ // --- in the MODULE.
+
+
+ // DATA PAD1,PAD2,PAD3,PAD4/4*0.8/
+ // DATA NPAD1,NPAD2,NPAD3,NPAD4/4*30/
+
+ Int_t *idtmed = gAlice->Idtmed();
+
+ // **** PAD SIZE 8 MM
+ // pmdin = fPar[0];
+ // pmdout = fPar[1];
+ thgas = fPar[2];
+ thcell = fPar[3];
+ thmin = fIn[0];
+ thmax = fIn[1];
+ zdist1 = fIn[2];
+ zdist = TMath::Abs(zdist1);
+ thlow = fIn[3];
+ thhigh = fIn[4];
+ // wafer = fGeo[0];
+ edge = fGeo[1];
+ numqu = Int_t(fGeo[2]);
+
+
+ // *BABA
+ pad1 = fPadSize[0];
+ pad2 = fPadSize[1];
+ pad3 = fPadSize[2];
+ pad4 = fPadSize[3];
+ npad1 = Int_t(24/fPadSize[0]);
+ npad2 = Int_t(24/fPadSize[1]);
+ npad3 = Int_t(24/fPadSize[2]);
+ npad4 = Int_t(24/fPadSize[3]);
+ // *BABA
+ spad1[0] = (pad1 - thcell) / 2.;
+ spad1[1] = spad1[0];
+ spad1[2] = thgas / 2;
+ pMC->Gsvolu("DP21", "BOX ", idtmed[604], spad1, 3);
+ pMC->Gsatt("DP21", "SEEN", 1);
+ pMC->Gsvolu("DP22", "BOX ", idtmed[604], spad1, 3);
+ pMC->Gsatt("DP22", "SEEN", 1);
+
+ sstr1[0] = npad1*pad1/2;
+ sstr1[1] = pad1/2;
+ sstr1[2] = thgas/2;
+ pMC->Gsvolu("DS21", "BOX ", idtmed[605], sstr1, 3);
+ pMC->Gsatt("DS21", "SEEN", 1);
+ pMC->Gsvolu("DS22", "BOX ", idtmed[605], sstr1, 3);
+ pMC->Gsatt("DS22", "SEEN", 1);
+
+ spsw1[0] = sstr1[0] + edge;
+ spsw1[1] = spsw1[0];
+ spsw1[2] = (thgas + .4) / 2;
+ // 2 mm G10 Plate cover (NMATE = 808)
+ scpv1[0] = spsw1[0];
+ scpv1[1] = spsw1[1];
+ scpv1[2] = spsw1[2];
+ pMC->Gsvolu("DW21", "BOX ", idtmed[607], spsw1, 3);
+ pMC->Gsatt("DW21", "SEEN", 1);
+ pMC->Gsvolu("DV21", "BOX ", idtmed[607], spsw1, 3);
+ pMC->Gsatt("DV21", "SEEN", 1);
+
+ // --- place pads in a strip
+ xa = (-npad1 + 1.) * pad1 / 2.;
+ ya = 0.;
+ za = 0.;
+ for (i = 1; i <= npad1; ++i) {
+ pMC->Gsposp("DP21", i, "DS21", xa, ya, za, 0, "ONLY", spad1, 3);
+ pMC->Gsposp("DP22", i, "DS22", xa, ya, za, 0, "ONLY", spad1, 3);
+ xa += pad1;
+ }
+ // --- place strips in the PRESHOWER AND CPV boxes
+ xb = 0.;
+ yb = (-npad1 + 1.) * pad1 / 2.;
+ zb = 0.;
+ for (j = 1; j <= npad1; ++j) {
+ pMC->Gsposp("DS21", j, "DW21", xb, yb, zb, 0, "ONLY", sstr1, 3);
+ pMC->Gsposp("DS22", j, "DV21", xb, yb, zb, 0, "ONLY", sstr1, 3);
+ yb += pad1;
+ }
+
+ // **** PAD SIZE 10 MM
+
+ spad2[0] = (pad2 - thcell) / 2.;
+ spad2[1] = spad2[0];
+ spad2[2] = thgas / 2;
+ pMC->Gsvolu("DP11", "BOX ", idtmed[604], spad2, 3);
+ pMC->Gsatt("DP11", "SEEN", 1);
+ pMC->Gsvolu("DP12", "BOX ", idtmed[604], spad2, 3);
+ pMC->Gsatt("DP12", "SEEN", 1);
+
+ sstr2[0] = npad2 * pad2 / 2;
+ sstr2[1] = pad2 / 2;
+ sstr2[2] = thgas / 2;
+ pMC->Gsvolu("DS11", "BOX ", idtmed[605], sstr2, 3);
+ pMC->Gsatt("DS11", "SEEN", 1);
+ pMC->Gsvolu("DS12", "BOX ", idtmed[605], sstr2, 3);
+ pMC->Gsatt("DS12", "SEEN", 1);
+
+ spsw2[0] = sstr2[0] + edge;
+ spsw2[1] = spsw2[0];
+ spsw2[2] = (thgas + .4) / 2;
+ // 2 mm G10 Plate cover (NMATE = 808)
+ scpv2[0] = spsw2[0];
+ scpv2[1] = spsw2[1];
+ scpv2[2] = spsw2[2];
+ pMC->Gsvolu("DW11","BOX ", idtmed[607], spsw2, 3);
+ pMC->Gsatt("DW11", "SEEN", 1);
+ pMC->Gsvolu("DV11","BOX ", idtmed[607], spsw2, 3);
+ pMC->Gsatt("DV11", "SEEN", 1);
+
+ // --- place pads in a strip
+ xa = (-npad2 + 1.) * pad2 / 2.;
+ ya = 0.;
+ za = 0.;
+ for (i = 1; i <= npad2; ++i) {
+ pMC->Gsposp("DP11", i, "DS11", xa, ya, za, 0, "ONLY", spad2, 3);
+ pMC->Gsposp("DP12", i, "DS12", xa, ya, za, 0, "ONLY", spad2, 3);
+ xa += pad2;
+ }
+ // --- place strips in the PRESHOWER AND CPV boxes
+ xb = 0.;
+ yb = (-npad2 + 1.) * pad2 / 2.;
+ zb = 0.;
+ for (j = 1; j <= npad2; ++j) {
+ pMC->Gsposp("DS11", j, "DW11", xb, yb, zb, 0, "ONLY", sstr2, 3);
+ pMC->Gsposp("DS12", j, "DV11", xb, yb, zb, 0, "ONLY", sstr2, 3);
+ yb += pad2;
+ }
+
+ // **** PAD SIZE 12 MM
+
+ spad3[0] = (pad3 - thcell) / 2.;
+ spad3[1] = spad3[0];
+ spad3[2] = thgas / 2;
+ pMC->Gsvolu("DP13", "BOX ", idtmed[604], spad3, 3);
+ pMC->Gsatt("DP13", "SEEN", 1);
+ pMC->Gsvolu("DP14", "BOX ", idtmed[604], spad3, 3);
+ pMC->Gsatt("DP14", "SEEN", 1);
+
+ sstr3[0] = npad3 * pad3 / 2;
+ sstr3[1] = pad3 / 2;
+ sstr3[2] = thgas / 2;
+ pMC->Gsvolu("DS13", "BOX ", idtmed[605], sstr3, 3);
+ pMC->Gsatt("DS13", "SEEN", 1);
+ pMC->Gsvolu("DS14", "BOX ", idtmed[605], sstr3, 3);
+ pMC->Gsatt("DS14", "SEEN", 1);
+
+ spsw3[0] = sstr3[0] + edge;
+ spsw3[1] = spsw3[0];
+ spsw3[2] = (thgas + .4) / 2;
+ // 2 mm G10 Plate cover (NMATE = 808)
+ scpv3[0] = spsw3[0];
+ scpv3[1] = spsw3[1];
+ scpv3[2] = spsw3[2];
+ pMC->Gsvolu("DW12","BOX ", idtmed[607], spsw3, 3);
+ pMC->Gsatt("DW12", "SEEN", 1);
+ pMC->Gsvolu("DV12","BOX ", idtmed[607], spsw3, 3);
+ pMC->Gsatt("DV12", "SEEN", 1);
+
+ // --- place pads in a strip
+ xa = (-npad3 + 1.) * pad3 / 2.;
+ ya = 0.;
+ za = 0.;
+ for (i = 1; i <= npad3; ++i) {
+ pMC->Gsposp("DP13", i, "DS13", xa, ya, za, 0, "ONLY", spad3, 3);
+ pMC->Gsposp("DP14", i, "DS14", xa, ya, za, 0, "ONLY", spad3, 3);
+ xa += pad3;
+ }
+ // --- place strips in the PRESHOWER AND CPV boxes
+ xb = 0.;
+ yb = (-npad3 + 1.) * pad3 / 2.;
+ zb = 0.;
+ for (j = 1; j <= npad3; ++j) {
+ pMC->Gsposp("DS13", j, "DW12", xb, yb, zb, 0, "ONLY", sstr3, 3);
+ pMC->Gsposp("DS14", j, "DV12", xb, yb, zb, 0, "ONLY", sstr3, 3);
+ yb += pad3;
+ }
+
+ // **** PAD SIZE 15 MM
+
+ spad4[0] = (pad4 - thcell) / 2.;
+ spad4[1] = spad4[0];
+ spad4[2] = thgas / 2;
+ pMC->Gsvolu("DP15","BOX ", idtmed[604], spad4, 3);
+ pMC->Gsatt("DP15", "SEEN", 1);
+ pMC->Gsvolu("DP16","BOX ", idtmed[604], spad4, 3);
+ pMC->Gsatt("DP16", "SEEN", 1);
+
+ sstr4[0] = npad4 * pad4 / 2;
+ sstr4[1] = pad4 / 2;
+ sstr4[2] = thgas / 2;
+ pMC->Gsvolu("DS15","BOX ", idtmed[605], sstr4, 3);
+ pMC->Gsatt("DS15", "SEEN", 1);
+ pMC->Gsvolu("DS16","BOX ", idtmed[605], sstr4, 3);
+ pMC->Gsatt("DS16", "SEEN", 1);
+
+ spsw4[0] = sstr4[0] + edge;
+ spsw4[1] = spsw4[0];
+ spsw4[2] = (thgas + .4) / 2;
+ // 2 mm G10 Plate cover (NMATE = 808)
+ scpv4[0] = spsw4[0];
+ scpv4[1] = spsw4[1];
+ scpv4[2] = spsw4[2];
+ pMC->Gsvolu("DW13","BOX ", idtmed[607], spsw4, 3);
+ pMC->Gsatt("DW13", "SEEN", 1);
+ pMC->Gsvolu("DV13","BOX ", idtmed[607], spsw4, 3);
+ pMC->Gsatt("DV13", "SEEN", 1);
+
+ // --- place pads in a strip
+ xa = (-npad4 + 1.) * pad4 / 2.;
+ ya = 0.;
+ za = 0.;
+ for (i = 1; i <= npad4; ++i) {
+ pMC->Gsposp("DP15", i, "DS15", xa, ya, za, 0, "ONLY", spad4, 3);
+ pMC->Gsposp("DP16", i, "DS16", xa, ya, za, 0, "ONLY", spad4, 3);
+ xa += pad4;
+ }
+ // --- place strips in the PRESHOWER AND CPV boxes
+ xb = 0.;
+ yb = (-npad4 + 1.) * pad4 / 2.;
+ zb = 0.;
+ for (j = 1; j <= npad4; ++j) {
+ pMC->Gsposp("DS15", j, "DW13", xb, yb, zb, 0, "ONLY", sstr4, 3);
+ pMC->Gsposp("DS16", j, "DV13", xb, yb, zb, 0, "ONLY", sstr4, 3);
+ yb += pad4;
+ }
+
+
+ // --- DEFINE MODULES, IRON, TUNGSTEN AND LEAD VOLUMES
+
+
+ spb[0] = spsw1[0];
+ spb[1] = spsw1[1];
+ spb[2] = .75;
+ pMC->Gsvolu("DPPB","BOX ", idtmed[600], spb, 3);
+ pMC->Gsatt("DPPB", "SEEN", 1);
+
+ sw[0] = spsw1[0];
+ sw[1] = spsw1[1];
+ sw[2] = 0.9/2.;
+ pMC->Gsvolu("DPW ","BOX ", idtmed[600], sw, 3);
+ pMC->Gsatt("DPW ", "SEEN", 1);
+
+ sfe[0] = spsw1[0];
+ sfe[1] = spsw1[1];
+ sfe[2] = 0.6/2.;
+ pMC->Gsvolu("DPFE","BOX ", idtmed[605], sfe, 3);
+ pMC->Gsatt("DPFE", "SEEN", 1);
+
+ smod1[0] = spsw1[0];
+ smod1[1] = smod1[0];
+ // SMOD1(3)=SPSW1(3)+SFE(3)+SW (3)+SCPV1(3)
+ smod1[2] = spsw1[2] + sfe[2] + spb[2] + scpv1[2];
+ pMC->Gsvolu("DM21", "BOX ", idtmed[698], smod1, 3);
+
+ smod2[0] = spsw2[0];
+ smod2[1] = smod2[0];
+ smod2[2] = spsw2[2] + sfe[2] + spb[2] + scpv2[2];
+ pMC->Gsvolu("DM11", "BOX ", idtmed[698], smod2, 3);
+
+ smod3[0] = spsw3[0];
+ smod3[1] = smod3[0];
+ smod3[2] = spsw3[2] + sfe[2] + spb[2] + scpv3[2];
+ pMC->Gsvolu("DM12", "BOX ", idtmed[698], smod3, 3);
+
+ smod4[0] = spsw4[0];
+ smod4[1] = smod4[0];
+ smod4[2] = spsw4[2] + sfe[2] + spb[2] + scpv4[2];
+ pMC->Gsvolu("DM13", "BOX ", idtmed[698], smod4, 3);
+
+ // **** MODULE TYPE 1 : ALWAYS WITH TUNSGTEN CONVERTER
+
+ // *** try with PB once 8.6.97
+
+ // --- 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 = -(spsw1[2] + sfe[2] + spb[2] + spsw1[2]) + spsw1[2];
+ pMC->Gspos("DV21", 1, "DM21", xc, yc, zc, 0, "ONLY");
+ // --- Then iron support plate
+ zc = zc + sfe[2] + spsw1[2];
+ pMC->Gspos("DPFE", 1, "DM21", xc, yc, zc, 0, "ONLY");
+ // --- Then converter plate
+ zc = zc + sfe[2] + spb[2];
+ pMC->Gspos("DPPB", 1, "DM21", xc, yc, zc, 0, "ONLY");
+ // --- Lastly the preshower box
+ zc = zc + spb[2] + spsw1[2];
+ pMC->Gspos("DW21", 1, "DM21", xc, yc, zc, 0, "ONLY");
+
+ // **** MODULE TYPE 2
+
+ // --- 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];
+ pMC->Gspos("DV11", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ // --- Then iron support plate
+ zc = zc + sfe[2] + spsw2[2];
+ pMC->Gspos("DPFE", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ // --- Then lead converter plate
+ zc = zc + sfe[2] + spb[2];
+ pMC->Gspos("DPPB", 1, "DM11", xc, yc, zc, 0, "ONLY");
+ // --- Lastly the preshower box
+ zc = zc + spb[2] + spsw2[2];
+ pMC->Gspos("DW11", 1, "DM11", xc, yc, zc, 0, "ONLY");
+
+
+ // **** MODULE TYPE 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 = -(spsw3[2] + sfe[2] + spb[2] + spsw3[2]) + spsw3[2];
+ pMC->Gspos("DV12", 1, "DM12", xc, yc, zc, 0, "ONLY");
+ // --- Then iron support plate
+ zc = zc + sfe[2] + spsw3[2];
+ pMC->Gspos("DPFE", 1, "DM12", xc, yc, zc, 0, "ONLY");
+ // --- Then lead converter plate
+ zc = zc + sfe[2] + spb[2];
+ pMC->Gspos("DPPB", 1, "DM12", xc, yc, zc, 0, "ONLY");
+ // --- Lastly the preshower box
+ zc = zc + spb[2] + spsw3[2];
+ pMC->Gspos("DW12", 1, "DM12", xc, yc, zc, 0, "ONLY");
+
+
+ // **** MODULE TYPE 4
+
+ // --- 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 = -(spsw4[2] + sfe[2] + spb[2] + spsw4[2]) + spsw4[2];
+ pMC->Gspos("DV13", 1, "DM13", xc, yc, zc, 0, "ONLY");
+ // --- Then iron support plate
+ zc = zc + sfe[2] + spsw4[2];
+ pMC->Gspos("DPFE", 1, "DM13", xc, yc, zc, 0, "ONLY");
+ // --- Then lead converter plate
+ zc = zc + sfe[2] + spb[2];
+ pMC->Gspos("DPPB", 1, "DM13", xc, yc, zc, 0, "ONLY");
+ // --- Lastly the preshower box
+ zc = zc + spb[2] + spsw4[2];
+ pMC->Gspos("DW13", 1, "DM13", xc, yc, zc, 0, "ONLY");
+
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::DrawModule()
+{
+ //
+ // Draw a shaded view of the Photon Multiplicity Detector
+ //
+
+ AliMC* pMC = AliMC::GetMC();
+
+ pMC->Gsatt("*", "seen", -1);
+ pMC->Gsatt("alic", "seen", 0);
+ //
+ // Set the visibility of the components
+ //
+ pMC->Gsatt("DP21","seen",0);
+ pMC->Gsatt("DP22","seen",0);
+ pMC->Gsatt("DS21","seen",1);
+ pMC->Gsatt("DS22","seen",1);
+ pMC->Gsatt("DW21","seen",0);
+ pMC->Gsatt("DV21","seen",0);
+ pMC->Gsatt("DP11","seen",0);
+ pMC->Gsatt("DP12","seen",0);
+ pMC->Gsatt("DS11","seen",1);
+ pMC->Gsatt("DS12","seen",1);
+ pMC->Gsatt("DW11","seen",0);
+ pMC->Gsatt("DV11","seen",0);
+ pMC->Gsatt("DP13","seen",0);
+ pMC->Gsatt("DP14","seen",0);
+ pMC->Gsatt("DS13","seen",1);
+ pMC->Gsatt("DS14","seen",1);
+ pMC->Gsatt("DW12","seen",0);
+ pMC->Gsatt("DV12","seen",0);
+ pMC->Gsatt("DP15","seen",0);
+ pMC->Gsatt("DP16","seen",0);
+ pMC->Gsatt("DS15","seen",1);
+ pMC->Gsatt("DS16","seen",1);
+ pMC->Gsatt("DW13","seen",0);
+ pMC->Gsatt("DV13","seen",0);
+ pMC->Gsatt("DPPB","seen",1);
+ pMC->Gsatt("DPW ","seen",1);
+ pMC->Gsatt("DPFE","seen",1);
+ pMC->Gsatt("DM21","seen",1);
+ pMC->Gsatt("DM11","seen",1);
+ pMC->Gsatt("DM12","seen",1);
+ pMC->Gsatt("DM13","seen",1);
+ pMC->Gsatt("DPMD","seen",0);
+ pMC->Gsatt("DIQU","seen",0);
+ //
+ pMC->Gdopt("hide", "on");
+ pMC->Gdopt("shad", "on");
+ pMC->Gsatt("*", "fill", 7);
+ pMC->SetClipBox(".");
+ pMC->SetClipBox("*", 0, 3000, -3000, 3000, -6000, 6000);
+ pMC->DefaultRange();
+ pMC->Gdraw("alic", 40, 30, 0, 22, 15.5, .04, .04);
+ pMC->Gdhead(1111, "Photon Multiplicity Detector Version 1");
+ pMC->Gdman(17, 5, "MAN");
+ pMC->Gdopt("hide", "off");
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::CreateMaterials()
+{
+ //
+ // Create materials for the PMD version 1
+ //
+ // ORIGIN : Y. P. VIYOGI
+ //
+
+ AliMC* pMC = AliMC::GetMC();
+
+ // --- The Argon- CO2 mixture ---
+ Float_t ag[2] = { 39.95 };
+ Float_t zg[2] = { 18. };
+ Float_t wg[2] = { .8,.2 };
+ Float_t dar = .001782; // --- Ar density in g/cm3 ---
+ // --- CO2 ---
+ Float_t ac[2] = { 12.,16. };
+ Float_t zc[2] = { 6.,8. };
+ Float_t wc[2] = { 1.,2. };
+ Float_t dc = .001977;
+ Float_t dco = .002; // --- CO2 density in g/cm3 ---
+
+ Float_t absl, radl, a, d, z;
+ Float_t dg;
+ Float_t x0ar;
+ Float_t buf[1];
+ Int_t nbuf;
+
+ Int_t *idtmed = gAlice->Idtmed();
+ 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);
+ 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 $", 20., 10., 1.7, 19.4, 999);
+ AliMaterial(9, "SILIC$", 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 $", 12.01, 6., 2.265, 18.8, 49.9);
+
+ AliMaterial(96, "MYLAR$", 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 $", 14.61, 7.3, .0012, 30420., 67500.);
+
+ // define gas-mixtures
+
+ char namate[21];
+ pMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf);
+ ag[1] = a;
+ zg[1] = z;
+ dg = (dar * 4 + dco) / 5;
+ AliMixture(5, "ArCO2$", ag, zg, dg, 2, wg);
+
+ // Define tracking media
+ AliMedium(601, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(607, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(608, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1);
+ AliMedium(604, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(606, "Fe $", 6, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(605, "ArCO2 $", 5, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(609, "SILICON $", 9, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1);
+ AliMedium(610, "Be $", 10, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(698, "Vacuum $", 98, 0, 0, isxfld, sxmgmx, 1., .1, .1, 10);
+ AliMedium(699, "Air gaps$", 99, 0, 0, isxfld, sxmgmx, 1., .1, .1, .1);
+ AliMedium(615, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+ AliMedium(616, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1);
+
+ // --- Generate explicitly delta rays in the iron, aluminium and lead ---
+ pMC->Gstpar(idtmed[600], "LOSS", 3.);
+ pMC->Gstpar(idtmed[600], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[603], "LOSS", 3.);
+ pMC->Gstpar(idtmed[603], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[604], "LOSS", 3.);
+ pMC->Gstpar(idtmed[604], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[605], "LOSS", 3.);
+ pMC->Gstpar(idtmed[605], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[606], "LOSS", 3.);
+ pMC->Gstpar(idtmed[606], "DRAY", 1.);
+
+ pMC->Gstpar(idtmed[607], "LOSS", 3.);
+ pMC->Gstpar(idtmed[607], "DRAY", 1.);
+
+ // --- Energy cut-offs in the Pb and Al to gain time in tracking ---
+ // --- without affecting the hit patterns ---
+ pMC->Gstpar(idtmed[600], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[600], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[605], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[606], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[603], "CUTHAD", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTGAM", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTELE", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTNEU", 1e-4);
+ pMC->Gstpar(idtmed[609], "CUTHAD", 1e-4);
+
+ // --- Prevent particles stopping in the gas due to energy cut-off ---
+ pMC->Gstpar(idtmed[604], "CUTGAM", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTELE", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTNEU", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTHAD", 1e-5);
+ pMC->Gstpar(idtmed[604], "CUTMUO", 1e-5);
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::Init()
+{
+ //
+ // Initialises PMD detector after it has been built
+ //
+ Int_t i;
+ kdet=1;
+ //
+ printf("\n");
+ for(i=0;i<35;i++) printf("*");
+ printf(" PMD_INIT ");
+ for(i=0;i<35;i++) printf("*");
+ printf("\n");
+ printf(" PMD simulation package 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");
+ //
+ Int_t *idtmed = gAlice->Idtmed();
+ fMedSens=idtmed[605-1];
+}
+
+//_____________________________________________________________________________
+void AliPMDv2::StepManager()
+{
+ //
+ // Called at each step in the PMD
+ //
+ Int_t copy;
+ Float_t hits[4], destep;
+ Float_t center[3] = {0,0,0};
+ Int_t vol[5];
+ Text_t namep[5];
+
+ AliMC* pMC=AliMC::GetMC();
+ if(pMC->GetMedium() == fMedSens && (destep = pMC->Edep())) {
+
+ pMC->CurrentVol(namep, copy);
+ vol[0]=copy;
+ pMC->CurrentVolOff(1,namep,copy);
+ vol[1]=copy;
+ pMC->CurrentVolOff(2,namep,copy);
+ vol[2]=copy;
+ if(strncmp(namep,"DW11",4))vol[2]=1;
+ if(strncmp(namep,"DV11",4))vol[2]=2;
+ pMC->CurrentVolOff(3,namep,copy);
+ vol[3]=copy;
+ pMC->CurrentVolOff(4,namep,copy);
+ vol[4]=copy;
+ pMC->Gdtom(center,hits,1);
+ hits[3] = destep*1e9; //Number in eV
+ AddHit(gAlice->CurrentTrack(), vol, hits);
+ }
+}
--- /dev/null
+#ifndef PMDv2_H
+#define PMDv2_H
+//////////////////////////////////////////////////////////
+// Manager and hits classes for set:PMD version 0 //
+//////////////////////////////////////////////////////////
+
+#include "AliPMD.h"
+
+class AliPMDv2 : public AliPMD {
+
+private:
+ Int_t fMedSens;
+
+public:
+ AliPMDv2();
+ AliPMDv2(const char *name, const char *title);
+ virtual ~AliPMDv2() {}
+ virtual void Coordinates();
+ virtual void Coordnew();
+ virtual void CreateGeometry();
+ virtual void CreateInside();
+ virtual void CreatePads();
+ virtual void CreateMaterials();
+ virtual void Init();
+ virtual Int_t IsVersion() const {return 2;}
+ virtual void StepManager();
+ virtual void DrawModule();
+
+ ClassDef(AliPMDv2,1) //Hits manager for set:PMD
+};
+
+#endif
# DO NOT DELETE THIS LINE -- make depend depends on it.
-AliPMD.o: /soft/root/include/TBRIK.h /soft/root/include/TShape.h
-AliPMD.o: /soft/root/include/TNamed.h /soft/root/include/TObject.h
-AliPMD.o: /soft/root/include/Rtypes.h /soft/root/include/RConfig.h
-AliPMD.o: /usr/include/stdio.h /usr/local/include/g++/libio.h
-AliPMD.o: /usr/include/_G_config.h /usr/include/gnu/types.h
-AliPMD.o: /usr/include/features.h /usr/include/sys/cdefs.h
-AliPMD.o: /usr/include/gnu/stubs.h
-AliPMD.o: /usr/local/lib/gcc-lib/i686-pc-linux-gnu/egcs-2.91.60/include/stddef.h
-AliPMD.o: /usr/local/lib/gcc-lib/i686-pc-linux-gnu/egcs-2.91.60/include/stdarg.h
-AliPMD.o: /usr/include/stdio_lim.h /soft/root/include/DllImport.h
-AliPMD.o: /soft/root/include/Varargs.h /soft/root/include/TStorage.h
-AliPMD.o: /soft/root/include/TBuffer.h /usr/include/string.h
-AliPMD.o: /soft/root/include/Bytes.h /soft/root/include/TList.h
-AliPMD.o: /soft/root/include/TSeqCollection.h
-AliPMD.o: /soft/root/include/TCollection.h /soft/root/include/TIterator.h
-AliPMD.o: /soft/root/include/TString.h /soft/root/include/TMath.h
-AliPMD.o: /soft/root/include/TRefCnt.h /soft/root/include/TMaterial.h
-AliPMD.o: /soft/root/include/TAttFill.h /soft/root/include/Gtypes.h
-AliPMD.o: /soft/root/include/Htypes.h /soft/root/include/TAttLine.h
-AliPMD.o: /soft/root/include/X3DBuffer.h /soft/root/include/TPolyLine3D.h
-AliPMD.o: /soft/root/include/TNode.h /soft/root/include/TRotMatrix.h AliPMD.h
+AliPMD.o: /soft/root/include/TBRIK.h /soft/root/include/TNode.h AliPMD.h
AliPMD.o: /hdb2/offline/pro/include/AliDetector.h
-AliPMD.o: /hdb2/offline/pro/include/AliModule.h
-AliPMD.o: /soft/root/include/TClonesArray.h /soft/root/include/TObjArray.h
-AliPMD.o: /soft/root/include/TBrowser.h /soft/root/include/TBrowserImp.h
-AliPMD.o: /soft/root/include/TAttMarker.h /soft/root/include/TArrayI.h
-AliPMD.o: /soft/root/include/TArray.h /hdb2/offline/pro/include/AliHit.h
-AliPMD.o: /hdb2/offline/pro/include/AliRun.h /soft/root/include/TROOT.h
-AliPMD.o: /soft/root/include/TDirectory.h /soft/root/include/TDatime.h
+AliPMD.o: /hdb2/offline/pro/include/AliModule.h /soft/root/include/TNamed.h
+AliPMD.o: /soft/root/include/TClonesArray.h /soft/root/include/TBrowser.h
+AliPMD.o: /soft/root/include/TAttLine.h /soft/root/include/TAttMarker.h
+AliPMD.o: /soft/root/include/TArrayI.h /hdb2/offline/pro/include/AliHit.h
+AliPMD.o: /soft/root/include/TObject.h /hdb2/offline/pro/include/AliRun.h
+AliPMD.o: /soft/root/include/TROOT.h /soft/root/include/TList.h
AliPMD.o: /soft/root/include/TStopwatch.h /soft/root/include/TTree.h
-AliPMD.o: /soft/root/include/TBranch.h /soft/root/include/TStringLong.h
-AliPMD.o: /soft/root/include/TCut.h /soft/root/include/TGeometry.h
-AliPMD.o: /soft/root/include/THashList.h
+AliPMD.o: /soft/root/include/TGeometry.h
AliPMD.o: /hdb2/offline/pro/include/AliHeader.h
AliPMD.o: /hdb2/offline/pro/include/AliMagF.h /soft/root/include/TVector.h
-AliPMD.o: /soft/root/include/TError.h /hdb2/offline/pro/include/AliMC.h
+AliPMD.o: /hdb2/offline/pro/include/AliMC.h
AliPMD.o: /hdb2/offline/pro/include/AliGenerator.h
AliPMD.o: /soft/root/include/TArrayF.h /soft/root/include/TGenerator.h
AliPMD.o: /hdb2/offline/pro/include/AliLego.h /soft/root/include/TH2.h
-AliPMD.o: /soft/root/include/TH1.h /soft/root/include/TAxis.h
-AliPMD.o: /soft/root/include/TAttAxis.h /usr/local/include/g++/fstream.h
-AliPMD.o: /usr/local/include/g++/iostream.h
-AliPMD.o: /usr/local/include/g++/streambuf.h /soft/root/include/TLego.h
-AliPMD.o: /soft/root/include/TF1.h /soft/root/include/TFormula.h
-AliPMD.o: /soft/root/include/TMethodCall.h /soft/root/include/TGaxis.h
-AliPMD.o: /soft/root/include/TLine.h /soft/root/include/TAttText.h
-AliPMD.o: /soft/root/include/TArrayC.h /soft/root/include/TArrayS.h
-AliPMD.o: /soft/root/include/TArrayD.h /hdb2/offline/pro/include/AliConst.h
+AliPMD.o: /hdb2/offline/pro/include/AliConst.h /soft/root/include/TMath.h
# C++ sources
-SRCS = AliPMD.cxx
+SRCS = AliPMD.cxx AliPMDv0.cxx AliPMDv1.cxx AliPMDv2.cxx
# C++ Headers
#pragma link off all functions;
#pragma link C++ class AliPMD;
+#pragma link C++ class AliPMDv0;
#pragma link C++ class AliPMDv1;
+#pragma link C++ class AliPMDv2;
#pragma link C++ class AliPMDhit;
#endif
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff