X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=PMD%2FAliPMDv1.cxx;h=3cb66f69fadfcd0e90939e80afe59d130aca01a8;hb=166d14ba9486c9333c3c32d684dbb3cdd2ab00d4;hp=c57e7d91ece13612bdea003cfc4c402c9b4952ff;hpb=d0da944c2ea1cfb00200e0a881253587764a3c25;p=u%2Fmrichter%2FAliRoot.git diff --git a/PMD/AliPMDv1.cxx b/PMD/AliPMDv1.cxx index c57e7d91ece..3cb66f69fad 100644 --- a/PMD/AliPMDv1.cxx +++ b/PMD/AliPMDv1.cxx @@ -1,4 +1,4 @@ -/************************************************************************** +/*************************************************************************** * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * * * * Author: The ALICE Off-line Project. * @@ -12,20 +12,48 @@ * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ - /* $Log$ -Revision 1.8 2000/06/09 10:31:36 hristov -sqrt changed to TMath::Sqrt +Revision 1.34 2003/12/18 04:25:03 bnandi +overlap with beam pipe fixed and Gsposp changed to Gspos -Revision 1.7 1999/11/03 18:01:40 fca -Remove non orthogonal unused matrix +Revision 1.33 2003/11/03 14:33:26 hristov +Correct initialization of static data members -Revision 1.6 1999/09/29 09:24:28 fca -Introduction of the Copyright and cvs Log +Revision 1.32 2003/11/03 11:53:05 bnandi +global variables are removed -*/ +Revision 1.31 2003/10/31 12:25:36 bnandi +variable names are changed according to ALICE convention + +Revision 1.30 2003/10/23 16:32:19 hristov +MC-dependent part of AliRun extracted in AliMC (F.Carminati) + +Revision 1.29 2003/10/13 05:28:59 bnandi +gaspmd[2] value changed 0.25->7.0 because of overlap + +Revision 1.28 2003/10/08 12:59:08 bnandi +zpos is positive + +Revision 1.27 2003/10/08 12:56:58 bnandi +gaspmd[2] value changed from 7.0 to 0.25 +Revision 1.26 2003/10/03 06:04:10 bnandi +z_psa and z_psb bugs fixed + +Revision 1.25 2003/10/01 11:08:04 bnandi +changes for NewIO + +Revision 1.24 2003/10/01 08:32:51 hristov +CurrentTrack replaced by GetCurrentTrackNumber + +Revision 1.23 2003/10/01 05:07:51 bnandi +New geometry in new Alice Coordinate system + +New rectangular geometry for ALICE PMD - Bedanga Mohanty and Y. P. Viyogi +June 2003 +*/ +// /////////////////////////////////////////////////////////////////////////////// // // // Photon Multiplicity Detector Version 1 // @@ -38,20 +66,37 @@ Introduction of the Copyright and cvs Log // // /////////////////////////////////////////////////////////////////////////////// //// + #include "AliPMDv1.h" #include "AliRun.h" -#include "AliMC.h" #include "AliConst.h" -#include "AliMagF.h" - - -static Int_t maxbox, kdet; -static Float_t thmin,thmax,zdist,zdist1,thlow,thhigh; +#include "AliMagF.h" +#include "Riostream.h" +#include +#include "AliMC.h" + +const Int_t AliPMDv1::fgkNcolUM1 = 48; // Number of cols in UM, type 1 +const Int_t AliPMDv1::fgkNcolUM2 = 96; // Number of cols in UM, type 2 +const Int_t AliPMDv1::fgkNrowUM1 = 96; // Number of rows in UM, type 1 +const Int_t AliPMDv1::fgkNrowUM2 = 48; // Number of rows in UM, type 2 +const Float_t AliPMDv1::fgkCellRadius = 0.25; // Radius of a hexagonal cell +const Float_t AliPMDv1::fgkCellWall = 0.02; // Thickness of cell Wall +const Float_t AliPMDv1::fgkCellDepth = 0.50; // Gas thickness +const Float_t AliPMDv1::fgkBoundary = 0.7; // Thickness of Boundary wall +const Float_t AliPMDv1::fgkThBase = 0.3; // Thickness of Base plate +const Float_t AliPMDv1::fgkThAir = 0.1; // Thickness of Air +const Float_t AliPMDv1::fgkThPCB = 0.16; // Thickness of PCB +const Float_t AliPMDv1::fgkThLead = 1.5; // Thickness of Pb +const Float_t AliPMDv1::fgkThSteel = 0.5; // Thickness of Steel +const Float_t AliPMDv1::fgkGap = 0.025; // Air Gap +const Float_t AliPMDv1::fgkZdist = 361.5; // z-position of the detector +const Float_t AliPMDv1::fgkSqroot3 = 1.7320508;// Square Root of 3 +const Float_t AliPMDv1::fgkSqroot3by2 = 0.8660254;// Square Root of 3 by 2 ClassImp(AliPMDv1) -//_____________________________________________________________________________ -AliPMDv1::AliPMDv1() + //_____________________________________________________________________________ + AliPMDv1::AliPMDv1() { // // Default constructor @@ -68,423 +113,571 @@ AliPMDv1::AliPMDv1(const char *name, const char *title) // fMedSens=0; } + //_____________________________________________________________________________ void AliPMDv1::CreateGeometry() { - // - // Create geometry for Photon Multiplicity Detector Version 1 - // - //Begin_Html - /* - - */ - //End_Html - //Begin_Html - /* - - */ - //End_Html - CreatePads(); - CreateInside(); + // Create geometry for Photon Multiplicity Detector + + GetParameters(); + CreateSupermodule(); + CreatePMD(); } - + //_____________________________________________________________________________ -void AliPMDv1::CreateInside() +void AliPMDv1::CreateSupermodule() { - // - // 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.}; -// ORG Float_t sipmd[3] = { 0.,130.,15.}; - Float_t sipmd[3] = { 0.,150.,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 = TMath::Sqrt(3.)/4.; - const Float_t root3_2 = TMath::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; + // + // Creates the geometry of the cells of PMD, places them in supermodule + // which is a rectangular object. + // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is + // placed inside another hexagonal cell made of Cu (ECCU) with larger + // radius, compared to ECAR. The difference in radius gives the dimension + // of half width of each cell wall. + // These cells are placed in a rectangular strip which are of 2 types + // EST1 and EST2 + // 2 types of unit modules are made EUM1 and EUM2 which contains these strips + // placed repeatedly + // Each supermodule (ESMA, ESMB), made of G10 is filled with following + //components. They have 9 unit moudles inside them + // ESMA, ESMB are placed in EPMD along with EMPB (Pb converter) + // and EMFE (iron support) + + + Int_t i,j; + Int_t number; + Int_t ihrotm,irotdm; + Float_t xb, yb, zb; Int_t *idtmed = fIdtmed->GetArray()-599; + + AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.); + AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.); + + // First create the sensitive medium of a hexagon cell (ECAR) + // Inner hexagon filled with gas (Ar+CO2) - // 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. + Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23}; + hexd2[4] = -fgkCellDepth/2.; + hexd2[7] = fgkCellDepth/2.; + hexd2[6] = fgkCellRadius - fgkCellWall; + hexd2[9] = fgkCellRadius - fgkCellWall; - // VOLUME SIZE MEDIUM : REMARKS - // ------ ----- ------ : --------------------------- + gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10); + gMC->Gsatt("ECAR", "SEEN", 0); - // DPMD SIPMD AIR : INSIDE PMD and its SIZE + // Place the sensitive medium inside a hexagon copper cell (ECCU) + // Outer hexagon made of Copper + Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25}; + hexd1[4] = -fgkCellDepth/2.; + hexd1[7] = fgkCellDepth/2.; + hexd1[6] = fgkCellRadius; + hexd1[9] = fgkCellRadius; + + gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10); + gMC->Gsatt("ECCU", "SEEN", 0); + + // Place inner hex (sensitive volume) inside outer hex (copper) + gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY"); - // *** Define the DPMD Volume and fill with air *** + // Now create Rectangular TWO strips (EST1, EST2) + // of 1 column and 48 or 96 cells length - gMC->Gsvolu("DPMD", "TUBE", idtmed[698], sipmd, 3); - gMC->Gsatt("DPMD", "SEEN", 0); + // volume for first strip EST1 made of AIR + Float_t dbox1[3]; + dbox1[0] = fgkNcolUM1*fgkCellRadius; + dbox1[1] = fgkCellRadius/fgkSqroot3by2; + dbox1[2] = fgkCellDepth/2.; + + gMC->Gsvolu("EST1","BOX", idtmed[698], dbox1, 3); + gMC->Gsatt("EST1", "SEEN", 0); - // gMC->Gsvolu("PM01", "TUBE", idtmed[698], sip01, 3); - //gMC->Gsvolu("PM02", "TUBE", idtmed[698], sip02, 3); - //gMC->Gsvolu("PM03", "TUBE", idtmed[698], sip03, 3); - //gMC->Gsvolu("PM04", "TUBE", idtmed[698], sip04, 3); - //gMC->Gsvolu("PM05", "TUBE", idtmed[698], sip05, 3); - //gMC->Gsvolu("PM06", "TUBE", idtmed[698], sip06, 3); - //gMC->Gsvolu("PM07", "TUBE", idtmed[698], sip07, 3); - //gMC->Gsvolu("PM08", "TUBE", idtmed[698], sip08, 3); - //gMC->Gsvolu("PM09", "TUBE", idtmed[698], sip09, 3); - //gMC->Gsvolu("PM10", "TUBE", idtmed[698], sip10, 3); - //gMC->Gsvolu("PM11", "TUBE", idtmed[698], sip11, 3); - //gMC->Gsvolu("PM12", "TUBE", idtmed[698], sip12, 3); - //gMC->Gsvolu("PM13", "TUBE", idtmed[698], sip13, 3); - //gMC->Gsvolu("PM14", "TUBE", idtmed[698], sip14, 3); - //gMC->Gsvolu("PMDL", "TUBS", idtmed[698], sipmdl, 5); - //gMC->Gsvolu("PMDR", "TUBS", idtmed[698], sipmdr, 5); -// - const Int_t npad2=72; - const Float_t boundary=0.0; - const Float_t offset=0.05; + // volume for second strip EST2 - // hexd1 array contains parameters of unit cell (polygon with 6 sides) - // new cells having 64 sq.mm. area - Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25}; - // Float_t hexd1[10] = {0.,360.,6,2,-0.4,0.,0.40,0.4,0.,0.40}; - // dpara_sm array contains parameters of Supermodule rhombus - Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.}; - //suprmodule side is 2*7 mm bigger than the total size of 72 cells array. - dpara_sm[0]=(npad2+0.25)*hexd1[6] + boundary; - dpara_sm[1] = dpara_sm[0] *root3_2; - //dpara_dm11 array contains parameters of the imaginary volume DM11, this is just a - // little more than the side of a supermodule. total side = 2*39 cm. - Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_dm11[0]=dpara_sm[0] + offset; - dpara_dm11[1] = dpara_dm11[0] *root3_2; - dpara_dm11[2]= 6.2/2.; -// - Float_t dpara_hole[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_hole[0]=dpara_dm11[0]/3.; - dpara_hole[1] = dpara_hole[0] *root3_2; - dpara_hole[2]= 6.2/2.; - gMC->Gsvolu("HOLE", "PARA", idtmed[698], dpara_hole, 6); - gMC->Gsatt("HOLE", "SEEN", 1); + Float_t dbox2[3]; + dbox2[0] = fgkNcolUM2*fgkCellRadius; + dbox2[1] = dbox1[1]; + dbox2[2] = dbox1[2]; -// + gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3); + gMC->Gsatt("EST2", "SEEN", 0); - AliMatrix(jhrotc, 90., 30., 90., 120., 0., 0.); - AliMatrix(jhrotac, 90., 330., 90., 240., 0., 0.); - - // delx = full side of the supermodule 78 cm. - Float_t delx=2*dpara_dm11[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; - // xpos are the x-coordinates of the centres of 13 supermodules on the left half of the - // PMD. Numbering of the boxes are : - // starting from the bottom part of the first column - // 1,2,3,4,5,6 (going downwards), then second column from bottom, 7,8,9,10,11 - // then third - // cloumn from top 12,13,14,15. - - Float_t xpos[15]={-x1,-x1,-x1,-x1,-x1,-x1,-x2,-x2,-x2,-x2,-x2,-x3,-x3,-x3,-x3}; - - Float_t x4=delx/4.; - - // ypos are the y-coordinates of the 13 supermodules (identical for both halves). - - // Float_t ypos[15]={(x4+2*delx),(x4+delx),x4,(x4-delx),x4-2*delx, - //x4-3*delx,-x4,-x4-delx,-x4-2*delx,-3*x4-delx,-x4-delx/2.,-3*x4+delx,-3*x4+2 //*delx}; - - Float_t ypos[15]; - ypos[2]=x4; - ypos[1]=ypos[2]+delx; - ypos[0]=ypos[1]+delx; - - ypos[3]=ypos[2]-delx; - ypos[4]=ypos[3]-delx; - ypos[5]=ypos[4]-delx; - - ypos[6]=ypos[5]+delx/2; - ypos[7]=ypos[6]+delx; - ypos[8]=ypos[7]+delx; - ypos[9]=ypos[8]+delx; - ypos[10]=ypos[9]+delx; - - ypos[11]=ypos[1]; - ypos[12]=ypos[2]; - ypos[13]=ypos[3]; - ypos[14]=ypos[4]; - - - // for (i = 0; i < 2; ++i) { - // num_mod=i+1; - //gMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6); - // gMC->Gsposp("DM11", num_mod+13, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6); - //printf("Num_mod %d\n",num_mod); - // } - - maxbox=15; - for (i = 0; i < maxbox; ++i) { - num_mod=i+1; - gMC->Gsposp("DM11", num_mod, "DPMD", xpos[i],ypos[i],0., jhrotc, "ONLY", dpara_dm11, 6); - gMC->Gsposp("DM11", num_mod+15, "DPMD", TMath::Abs(xpos[i]),ypos[i],0., jhrotac, "ONLY", dpara_dm11, 6); - printf("Num_mod %d\n",num_mod); + // Place hexagonal cells ECCU placed inside EST1 + yb = 0.; + zb = 0.; + xb = -(dbox1[0]) + fgkCellRadius; + for (i = 1; i <= fgkNcolUM1; ++i) + { + number = i; + gMC->Gspos("ECCU", number, "EST1", xb,yb,zb, ihrotm, "ONLY"); + xb += (fgkCellRadius*2.); + } + // Place hexagonal cells ECCU placed inside EST2 + yb = 0.; + zb = 0.; + xb = -(dbox2[0]) + fgkCellRadius; + for (i = 1; i <= fgkNcolUM2; ++i) + { + number = i; + gMC->Gspos("ECCU", number, "EST2", xb,yb,zb, ihrotm, "ONLY"); + xb += (fgkCellRadius*2.); + } + + // 2 types of rectangular shaped unit modules EUM1 and EUM2 (defined by BOX) + + // Create EUM1 + + Float_t dbox3[3]; + dbox3[0] = dbox1[0]+fgkCellRadius/2.; + dbox3[1] = (dbox1[1]*fgkNrowUM1)-(fgkCellRadius*fgkSqroot3*(fgkNrowUM1-1)/6.); + dbox3[2] = fgkCellDepth/2.; + + gMC->Gsvolu("EUM1","BOX", idtmed[698], dbox3, 3); + gMC->Gsatt("EUM1", "SEEN", 1); + + // Place rectangular strips EST1 inside EUM1 unit module + + yb = -dbox3[1]+dbox1[1]; + for (j = 1; j <= fgkNrowUM1; ++j) + { + if(j%2 == 0) + { + xb = fgkCellRadius/2.0; + } + else + { + xb = -fgkCellRadius/2.0; } + number = j; + gMC->Gspos("EST1",number, "EUM1", xb, yb , 0. , 0, "MANY"); + yb = (-dbox3[1]+dbox1[1])+j*1.0*fgkCellRadius*fgkSqroot3; + } - // place four unit modules to create a hole of air. - Float_t xhole = dpara_hole[0]*root3_2; - Float_t yhole = dpara_hole[0]/2; - gMC->Gsposp("HOLE", 1, "DPMD", -xhole, yhole, 0., jhrotc, "ONLY", dpara_hole, 6); - gMC->Gsposp("HOLE", 3, "DPMD", xhole, yhole ,0., jhrotac, "ONLY", dpara_hole, 6); - yhole=yhole-dpara_hole[0]*2; - - gMC->Gsposp("HOLE", 2, "DPMD", -xhole, yhole, 0., jhrotc, "ONLY", dpara_hole, 6); - gMC->Gsposp("HOLE", 4, "DPMD", xhole, yhole ,0., jhrotac, "ONLY", dpara_hole, 6); - - -// gMC->Gspos("PM01", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM02", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM03", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM04", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM05", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM06", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM07", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM08", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM09", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM10", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM11", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM12", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM13", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// gMC->Gspos("PM14", 1, "DPMD", 0.,0.,0., 0, "ONLY"); -// --- Place the DPMD in ALICE with front edge 5.8m from vertex --- - xp = 0.; - yp = 0.; - zp = zdist1; -// gMC->Gspos("PMDL", 1, "DPMD", xp,yp,0., 0, "ONLY"); -// gMC->Gspos("PMDR", 1, "DPMD", xp,yp,0., 0, "ONLY"); - gMC->Gspos("DPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY"); - -} + // Create EUM2 + + Float_t dbox4[3]; + dbox4[0] = dbox2[0] + fgkCellRadius/2.; + dbox4[1] =(dbox2[1]*fgkNrowUM2)-(fgkCellRadius*fgkSqroot3*(fgkNrowUM2-1)/6.); + dbox4[2] = dbox3[2]; + + gMC->Gsvolu("EUM2","BOX", idtmed[698], dbox4, 3); + gMC->Gsatt("EUM2", "SEEN", 1); + + // Place rectangular strips EST2 inside EUM2 unit module + + yb = -dbox4[1]+dbox2[1]; + for (j = 1; j <= fgkNrowUM2; ++j) + { + if(j%2 == 0) + { + xb = fgkCellRadius/2.0; + } + else + { + xb = -fgkCellRadius/2.0; + } + number = j; + gMC->Gspos("EST2",number, "EUM2", xb, yb , 0. , 0, "MANY"); + yb = (-dbox4[1]+dbox2[1])+j*1.0*fgkCellRadius*fgkSqroot3; + } + + // 2 types of Rectangular shaped supermodules (BOX) + //each with 6 unit modules + + // volume for SUPERMODULE ESMA + //Space added to provide a gapping for HV between UM's + + Float_t dboxSM1[3]; + dboxSM1[0] = 3.0*dbox3[0]+(2.0*0.025); + dboxSM1[1] = 2.0*dbox3[1]+0.025; + dboxSM1[2] = fgkCellDepth/2.; + + gMC->Gsvolu("ESMA","BOX", idtmed[698], dboxSM1, 3); + gMC->Gsatt("ESMA", "SEEN", 1); + + //Position the 6 unit modules in EMSA + Float_t xa1,xa2,xa3,ya1,ya2; + xa1 = -dboxSM1[0] + dbox3[0]; + xa2 = 0.; + xa3 = dboxSM1[0] - dbox3[0]; + ya1 = dboxSM1[1] - dbox3[1]; + ya2 = -dboxSM1[1] + dbox3[1]; + + gMC->Gspos("EUM1", 1, "ESMA", xa1, ya1, 0., 0, "ONLY"); + gMC->Gspos("EUM1", 2, "ESMA", xa2, ya1, 0., 0, "ONLY"); + gMC->Gspos("EUM1", 3, "ESMA", xa3, ya1, 0., 0, "ONLY"); + gMC->Gspos("EUM1", 4, "ESMA", xa1, ya2, 0., 0, "ONLY"); + gMC->Gspos("EUM1", 5, "ESMA", xa2, ya2, 0., 0, "ONLY"); + gMC->Gspos("EUM1", 6, "ESMA", xa3, ya2, 0., 0, "ONLY"); + + + // volume for SUPERMODULE ESMB + //Space is added to provide a gapping for HV between UM's + Float_t dboxSM2[3]; + dboxSM2[0] = 2.0*dbox4[0]+0.025; + dboxSM2[1] = 3.0*dbox4[1]+(2.0*0.025); + dboxSM2[2] = fgkCellDepth/2.; + + gMC->Gsvolu("ESMB","BOX", idtmed[698], dboxSM2, 3); + gMC->Gsatt("ESMB", "SEEN", 1); + + //Position the 6 unit modules in EMSB + Float_t xb1,xb2,yb1,yb2,yb3; + xb1 = -dboxSM2[0] +dbox4[0]; + xb2 = dboxSM2[0]-dbox4[0]; + yb1 = dboxSM2[1]-dbox4[1]; + yb2 = 0.; + yb3 = -dboxSM2[1]+dbox4[1]; + + gMC->Gspos("EUM2", 1, "ESMB", xb1, yb1, 0., 0, "ONLY"); + gMC->Gspos("EUM2", 2, "ESMB", xb2, yb1, 0., 0, "ONLY"); + gMC->Gspos("EUM2", 3, "ESMB", xb1, yb2, 0., 0, "ONLY"); + gMC->Gspos("EUM2", 4, "ESMB", xb2, yb2, 0., 0, "ONLY"); + gMC->Gspos("EUM2", 5, "ESMB", xb1, yb3, 0., 0, "ONLY"); + gMC->Gspos("EUM2", 6, "ESMB", xb2, yb3, 0., 0, "ONLY"); + + // Make a 3mm thick G10 Base plate for ESMA + Float_t dboxG1a[3]; + dboxG1a[0] = dboxSM1[0]; + dboxG1a[1] = dboxSM1[1]; + dboxG1a[2] = fgkThBase/2.; + + gMC->Gsvolu("EBPA","BOX", idtmed[607], dboxG1a, 3); + gMC->Gsatt("EBPA", "SEEN", 1); + + // Make a 1.6mm thick G10 PCB for ESMA + Float_t dboxG2a[3]; + dboxG2a[0] = dboxSM1[0]; + dboxG2a[1] = dboxSM1[1]; + dboxG2a[2] = fgkThPCB/2.; + + gMC->Gsvolu("EPCA","BOX", idtmed[607], dboxG2a, 3); + gMC->Gsatt("EPCA", "SEEN", 1); + + + // Make a Full module EFPA of AIR to place EBPA, + // 1mm AIR, EPCA, ESMA,EPCA for PMD + + Float_t dboxAlla[3]; + dboxAlla[0] = dboxSM1[0]; + dboxAlla[1] = dboxSM1[1]; + dboxAlla[2] = (fgkThBase+fgkThAir+fgkThPCB+dboxSM1[2]+fgkThPCB)/2.; + + gMC->Gsvolu("EFPA","BOX", idtmed[698], dboxAlla, 3); + gMC->Gsatt("EFPA", "SEEN", 1); + + + // Make a Full module EFCA of AIR to place EBPA, + // 1mm AIR, EPCA, ESMA,EPC for CPV + Float_t dboxAlla2[3]; + dboxAlla2[0] = dboxSM1[0]; + dboxAlla2[1] = dboxSM1[1]; + dboxAlla2[2] = (fgkThBase+fgkThAir+fgkThPCB+dboxSM1[2]+fgkThPCB)/2.; + + gMC->Gsvolu("EFCA","BOX", idtmed[698], dboxAlla2, 3); + gMC->Gsatt("EFCA", "SEEN", 1); + + // Now place everything in EFPA for PMD + + Float_t zbpa,zpcba1,zpcba2,zsma; + zpcba1 = - dboxAlla[2]+fgkThPCB/2.0; + gMC->Gspos("EPCA", 1, "EFPA", 0., 0., zpcba1, 0, "ONLY"); + zsma = zpcba1+dboxSM1[2]; + gMC->Gspos("ESMA", 1, "EFPA", 0., 0., zsma, 0, "ONLY"); + zpcba2 = zsma+fgkThPCB/2.0; + gMC->Gspos("EPCA", 2, "EFPA", 0., 0., zpcba2, 0, "ONLY"); + zbpa = zpcba2+fgkThAir+fgkThBase/2.0; + gMC->Gspos("EBPA", 1, "EFPA", 0., 0., zbpa, 0, "ONLY"); + + // Now place everything in EFCA for CPV + + Float_t zbpa2,zpcba12,zpcba22,zsma2; + zbpa2 = - dboxAlla2[2]+fgkThBase/2.0; + gMC->Gspos("EBPA", 1, "EFCA", 0., 0., zbpa2, 0, "ONLY"); + zpcba12 = zbpa2+fgkThAir+fgkThPCB/2.0; + gMC->Gspos("EPCA", 1, "EFCA", 0., 0., zpcba12, 0, "ONLY"); + zsma2 = zpcba12+dboxSM1[2]; + gMC->Gspos("ESMA", 1, "EFCA", 0., 0., zsma2, 0, "ONLY"); + zpcba22 = zsma2+fgkThPCB/2.0; + gMC->Gspos("EPCA", 2, "EFCA", 0., 0., zpcba22, 0, "ONLY"); + + + + // Make a 3mm thick G10 Base plate for ESMB + Float_t dboxG1b[3]; + dboxG1b[0] = dboxSM2[0]; + dboxG1b[1] = dboxSM2[1]; + dboxG1b[2] = fgkThBase/2.; + + gMC->Gsvolu("EBPB","BOX", idtmed[607], dboxG1b, 3); + gMC->Gsatt("EBPB", "SEEN", 1); + + // Make a 1.6mm thick G10 PCB for ESMB + Float_t dboxG2b[3]; + dboxG2b[0] = dboxSM2[0]; + dboxG2b[1] = dboxSM2[1]; + dboxG2b[2] = fgkThPCB/2.; + + gMC->Gsvolu("EPCB","BOX", idtmed[607], dboxG2b, 3); + gMC->Gsatt("EPCB", "SEEN", 1); + + // Make a Full module EFPB of AIR to place EBPB, + //1mm AIR, EPCB, ESMB,EPCB for PMD + Float_t dboxAllb[3]; + dboxAllb[0] = dboxSM2[0]; + dboxAllb[1] = dboxSM2[1]; + dboxAllb[2] = (fgkThBase+fgkThAir+fgkThPCB+dboxSM2[2]+fgkThPCB)/2.; + + gMC->Gsvolu("EFPB","BOX", idtmed[698], dboxAllb, 3); + gMC->Gsatt("EFPB", "SEEN", 1); + // Make a Full module EFCB of AIR to place EBPB, + //1mm AIR, EPCB, ESMB,EPCB for CPV + Float_t dboxAllb2[3]; + dboxAllb2[0] = dboxSM2[0]; + dboxAllb2[1] = dboxSM2[1]; + dboxAllb2[2] = (fgkThBase+fgkThAir+fgkThPCB+dboxSM2[2]+fgkThPCB)/2.; + + gMC->Gsvolu("EFCB","BOX", idtmed[698], dboxAllb2, 3); + gMC->Gsatt("EFCB", "SEEN", 1); + + + // Now place everything in EFPB for PMD + + Float_t zbpb,zpcbb1,zpcbb2,zsmb; + zpcbb1 = - dboxAllb[2]+fgkThPCB/2.0; + gMC->Gspos("EPCB", 1, "EFPB", 0., 0., zpcbb1, 0, "ONLY"); + zsmb = zpcbb1+dboxSM2[2]; + gMC->Gspos("ESMB", 1, "EFPB", 0., 0., zsmb, 0, "ONLY"); + zpcbb2 = zsmb+fgkThPCB/2.0; + gMC->Gspos("EPCB", 2, "EFPB", 0., 0., zpcbb2, 0, "ONLY"); + zbpb = zpcbb2+fgkThAir+fgkThBase/2.0; + gMC->Gspos("EBPB", 1, "EFPB", 0., 0., zbpb, 0, "ONLY"); + + + // Now place everything in EFCB for CPV + + Float_t zbpb2,zpcbb12,zpcbb22,zsmb2; + zbpb2 = - dboxAllb2[2]+fgkThBase/2.0; + gMC->Gspos("EBPB", 1, "EFCB", 0., 0., zbpb2, 0, "ONLY"); + zpcbb12 = zbpb2+0.1+fgkThPCB/2.0; + gMC->Gspos("EPCB", 1, "EFCB", 0., 0., zpcbb12, 0, "ONLY"); + zsmb2 = zpcbb12+dboxSM2[2]; + gMC->Gspos("ESMB", 1, "EFCB", 0., 0., zsmb2, 0, "ONLY"); + zpcbb22 = zsmb2+fgkThPCB/2.0; + gMC->Gspos("EPCB", 2, "EFCB", 0., 0., zpcbb22, 0, "ONLY"); + + + // Master MODULE EMPA of aluminum for PMD + fDboxmm1[0] = dboxSM1[0]+fgkBoundary; + fDboxmm1[1] = dboxSM1[1]+fgkBoundary; + fDboxmm1[2] = dboxAlla[2]; + + gMC->Gsvolu("EMPA","BOX", idtmed[603], fDboxmm1, 3); + gMC->Gsatt("EMPA", "SEEN", 1); + + // Master MODULE EMCA of aluminum for CPV + fDboxmm12[0] = dboxSM1[0]+fgkBoundary; + fDboxmm12[1] = dboxSM1[1]+fgkBoundary; + fDboxmm12[2] = dboxAlla[2]; + + gMC->Gsvolu("EMCA","BOX", idtmed[603], fDboxmm12, 3); + gMC->Gsatt("EMCA", "SEEN", 1); + + + //Position EFMA inside EMMA for PMD and CPV + gMC->Gspos("EFPA", 1, "EMPA", 0., 0., 0., 0, "ONLY"); + gMC->Gspos("EFCA", 1, "EMCA", 0., 0., 0., 0, "ONLY"); + + + // Master MODULE EMPB of aluminum for PMD + fDboxmm2[0] = dboxSM2[0]+fgkBoundary; + fDboxmm2[1] = dboxSM2[1]+fgkBoundary; + fDboxmm2[2] = dboxAllb[2]; + + gMC->Gsvolu("EMPB","BOX", idtmed[603], fDboxmm2, 3); + gMC->Gsatt("EMPB", "SEEN", 1); + + // Master MODULE EMCB of aluminum for CPV + fDboxmm22[0] = dboxSM2[0]+fgkBoundary; + fDboxmm22[1] = dboxSM2[1]+fgkBoundary; + fDboxmm22[2] = dboxAllb[2]; + + gMC->Gsvolu("EMCB","BOX", idtmed[603], fDboxmm22, 3); + gMC->Gsatt("EMCB", "SEEN", 1); + + //Position EFMB inside EMMB + gMC->Gspos("EFPB", 1, "EMPB", 0., 0., 0., 0, "ONLY"); + gMC->Gspos("EFCB", 1, "EMCB", 0., 0., 0., 0, "ONLY"); +} + //_____________________________________________________________________________ -void AliPMDv1::CreatePads() + +void AliPMDv1::CreatePMD() { // - // Create the geometry of the pads - // *** DEFINITION OF THE GEOMETRY OF THE PMD *** - // *** HEXAGONAL PADS WITH 10 MM SQUARE EQUIVALENT - // -- Author : S. Chattopadhyay, 02/04/1999. - -// Basic unit is DP11, a hexagonal cell, which is placed inside another -// hexagonal cell (DS11) of larger radius, compared to DP11. The difference in r// adius gives the dimension of half width of each cell wall. -// These cells are placed as 72 x 72 array in a -// rhombus shaped supermodule (DW11). The rhombus shaped modules are designed -// to have closed packed structure. -// Each supermodule (SUPR), made of G10 is filled with following components -// SMSS --> SS backing, -// SMAR --> Gap between gas hexagonal cells and G10 backing. -// DW11 --> Ar-Co2 filled gas hexagonal cells. -// SMAR -// These supermodules are placed inside the main module (DM11), with Fe and -// Pb converter positioned between CPV and PMD. -// DM11 made of -// SUPR (rotated to place steel on the other side), this works as preshower -// when PMD is placed in -ve z. -// SUPB --> Pb converter -// SUFE --> Fe backing -// SUPR --> supermodule without rotation (this acts as CPV). -// - - const Int_t npad2 = 72; - Float_t hexd1[10] = {0.,360.,6,2,-0.25,0.,0.25,0.25,0.,0.25}; -//total wall thickness=0.2*2 - Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23}; - Int_t i, j; - Float_t xb, yb, zb;//, sw[3]; - Int_t number; - Int_t ihrotm,irotdm; - const Float_t root3_cons = TMath::Sqrt(3.) /2.; + // Create final detector from supermodules + // -- Author : Bedanga and Viyogi June 2003 + + Float_t xp, yp, zp; + Int_t jhrot12,jhrot13, irotdm; Int_t *idtmed = fIdtmed->GetArray()-599; + + //VOLUMES Names : begining with "E" for all PMD volumes, + + // --- DEFINE Iron, and lead volumes for SM A + + Float_t dboxPba[3]; + dboxPba[0] = fSMLengthax; + dboxPba[1] = fSMLengthay; + dboxPba[2] = fgkThLead/2.; + + gMC->Gsvolu("EPBA","BOX", idtmed[600], dboxPba, 3); + gMC->Gsatt ("EPBA", "SEEN", 0); + + // Fe Support + Float_t dboxFea[3]; + dboxFea[0] = fSMLengthax; + dboxFea[1] = fSMLengthay; + dboxFea[2] = fgkThSteel/2.; + + gMC->Gsvolu("EFEA","BOX", idtmed[618], dboxFea, 3); + gMC->Gsatt ("EFEA", "SEEN", 0); + + // --- DEFINE Iron, and lead volumes for SM B + + Float_t dboxPbb[3]; + dboxPbb[0] = fSMLengthbx; + dboxPbb[1] = fSMLengthby; + dboxPbb[2] = fgkThLead/2.; + + gMC->Gsvolu("EPBB","BOX", idtmed[600], dboxPbb, 3); + gMC->Gsatt ("EPBB", "SEEN", 0); + + // Fe Support + Float_t dboxFeb[3]; + dboxFeb[0] = fSMLengthbx; + dboxFeb[1] = fSMLengthby; + dboxFeb[2] = fgkThSteel/2.; + + gMC->Gsvolu("EFEB","BOX", idtmed[618], dboxFeb, 3); + gMC->Gsatt ("EFEB", "SEEN", 0); + + AliMatrix(irotdm, 90., 0., 90., 90., 180., 0.); + AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.); + AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.); + + // Gaspmd, the dimension of RECTANGULAR mother volume of PMD, + // Four mother volumes EPM1,EPM2 for A-type and + // volumes EPM3 and EPM4 for B-type. Four to create a hole + // and avoid overlap with beam pipe + + Float_t gaspmd[3]; + gaspmd[0] = fDboxmm1[0]; + gaspmd[1] = fDboxmm1[1]; + gaspmd[2] = 7.0; // for the entire detector, including connectors etc + + gMC->Gsvolu("EPM1", "BOX", idtmed[698], gaspmd, 3); + gMC->Gsatt("EPM1", "SEEN", 1); + gMC->Gsvolu("EPM2", "BOX", idtmed[698], gaspmd, 3); + gMC->Gsatt("EPM2", "SEEN", 1); + + //Complete detector for Type A + //Position Super modules type A for both CPV and PMD in EPMD + Float_t zpsa,zpba,zfea,zcva; + + // zpsa = - gaspmd[2] + fSMthick/2.; + // -2.5 is given to place PMD at -361.5 + // BM : In future after putting proper electronics + // -2.5 will be replaced by -gaspmd[2] + zpsa = -2.5 + fSMthick/2.; + + gMC->Gspos("EMPA", 1, "EPM1", 0., 0., zpsa, 0, "ONLY"); + gMC->Gspos("EMPA", 2, "EPM2", 0., 0., zpsa, jhrot12, "ONLY"); + zpba=zpsa+fSMthick/2.+dboxPba[2]; + gMC->Gspos("EPBA", 1, "EPM1", 0., 0., zpba, 0, "ONLY"); + gMC->Gspos("EPBA", 2, "EPM2", 0., 0., zpba, 0, "ONLY"); + zfea=zpba+dboxPba[2]+dboxFea[2]; + gMC->Gspos("EFEA", 1, "EPM1", 0., 0., zfea, 0, "ONLY"); + gMC->Gspos("EFEA", 2, "EPM2", 0., 0., zfea, 0, "ONLY"); + zcva=zfea+dboxFea[2]+fSMthick/2.; + gMC->Gspos("EMCA", 1, "EPM1", 0., 0., zcva, 0, "ONLY"); + gMC->Gspos("EMCA", 2, "EPM2", 0., 0., zcva, jhrot12, "ONLY"); - 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) -// + gaspmd[0] = fDboxmm2[0]; + gaspmd[1] = fDboxmm2[1]; + gaspmd[2] = 7.0; // for the entire detector, including connectors etc + + gMC->Gsvolu("EPM3", "BOX", idtmed[698], gaspmd, 3); + gMC->Gsatt("EPM3", "SEEN", 1); + gMC->Gsvolu("EPM4", "BOX", idtmed[698], gaspmd, 3); + gMC->Gsatt("EPM4", "SEEN", 1); + + //Complete detector for Type B + //Position Super modules type B for both CPV and PMD in EPMD + Float_t zpsb,zpbb,zfeb,zcvb; + // zpsb = - gaspmd[2] + fSMthick/2.; + // -2.5 is given to place PMD at -361.5 + // BM: In future after putting proper electronics + // -2.5 will be replaced by -gaspmd[2] + + zpsb = -2.5 + fSMthick/2.; + gMC->Gspos("EMPB", 3, "EPM3", 0., 0., zpsb, 0, "ONLY"); + gMC->Gspos("EMPB", 4, "EPM4", 0., 0., zpsb, jhrot12, "ONLY"); + zpbb=zpsb+fSMthick/2.+dboxPbb[2]; + gMC->Gspos("EPBB", 3, "EPM3", 0., 0., zpbb, 0, "ONLY"); + gMC->Gspos("EPBB", 4, "EPM4", 0., 0., zpbb, 0, "ONLY"); + zfeb=zpbb+dboxPbb[2]+dboxFeb[2]; + gMC->Gspos("EFEB", 3, "EPM3", 0., 0., zfeb, 0, "ONLY"); + gMC->Gspos("EFEB", 4, "EPM4", 0., 0., zfeb, 0, "ONLY"); + zcvb=zfeb+dboxFeb[2]+fSMthick/2.; + gMC->Gspos("EMCB", 3, "EPM3", 0., 0., zcvb, 0, "ONLY"); + gMC->Gspos("EMCB", 4, "EPM4", 0., 0., zcvb, jhrot12, "ONLY"); -// **** PAD SIZE 10 MM SQUARE EQUIVALENT -// -// Inner hex filled with gas - gMC->Gsvolu("DP11", "PGON", idtmed[604], hexd2,10); - gMC->Gsatt("DP11", "SEEN", 0); - -// Outer hex filled with Plastic -//plastic gMC->Gsvolu("DS11", "PGON", idtmed[616], hexd1,10); -// Iron - gMC->Gsvolu("DS11", "PGON", idtmed[614], hexd1,10); - gMC->Gsatt("DS11", "SEEN", 0); -// --- place inner hex inside outer hex - gMC->Gsposp("DP11", 1, "DS11", 0., 0., 0., 0, "ONLY", hexd2, 10); -// Rhombus shaped supermodules (defined by PARA) -// volume for SUPERMODULE - const Float_t boundary=0.0; - const Float_t offset=0.05; - - Float_t dpara_sm[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_sm[0]=(npad2+0.25)*hexd1[6] + boundary; - dpara_sm[1] = dpara_sm[0] *root3_cons; -// - gMC->Gsvolu("SUPR","PARA", idtmed[607], dpara_sm, 6); - gMC->Gsatt("SUPR", "SEEN", 0); -// 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]= 0.15/2.; -// - gMC->Gsvolu("SMSS","PARA", idtmed[601], dpara_ss, 6); - gMC->Gsatt("SMSS", "SEEN", 0); -// Air - Float_t dpara_air[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_air[0]= dpara[0] - 0.5; - dpara_air[1]= dpara_air[0] * root3_cons; - dpara_air[2]= 0.1/2.; -// gMC->Gsvolu("SMAR","PARA", idtmed[604], dpara_air, 6); - gMC->Gsvolu("SMAR","PARA", idtmed[698], dpara_air, 6); - gMC->Gsatt("SMAR", "SEEN", 0); -// -// volume for gas chamber (DW11) -// -// gMC->Gsvolu("DW11","PARA", idtmed[604], dpara, 6); - gMC->Gsvolu("DW11","PARA", idtmed[698], dpara, 6); - gMC->Gsatt("DW11", "SEEN", 0); -// 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; - gMC->Gsposp("DS11", number, "DW11", xb, yb, zb, ihrotm, "ONLY", hexd1, 10); - xb += (hexd1[6]*2.); - } - xrow = xrow+1; - yb += (hexd1[6]*TMath::Sqrt(3.)); - } - Float_t z_ss,z_air1,z_air2,z_gas; -// Place other components inside super module - z_ss=-dpara_sm[2]+dpara_ss[2]; - gMC->Gspos("SMSS", 1, "SUPR", 0., 0., z_ss, 0, "ONLY"); - z_air1=z_ss+dpara_ss[2] +dpara_air[2]; - gMC->Gspos("SMAR", 1, "SUPR", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara_air[2]+dpara[2]+0.05; - gMC->Gspos("DW11", 1, "SUPR", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara[2]+0.05+dpara_air[2]; - gMC->Gspos("SMAR", 2, "SUPR", 0., 0., z_air2, 0, "ONLY"); - -// --- DEFINE MODules, iron, and lead voLUMES - - -// volume for SUPERMODULE -// Pb - Float_t dpara_pb[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_pb[0]=dpara_sm[0]; - dpara_pb[1]=dpara_sm[1]; - dpara_pb[2]=1.5/2.; -// dpara_pb[2]=1.0/2.; - gMC->Gsvolu("SUPB","PARA", idtmed[600], dpara_pb, 6); - //--- gMC->Gsvolu("SUPB","PARA", idtmed[698], dpara_pb, 6); - gMC->Gsatt("SUPB", "SEEN", 0); -// tungsten - Float_t dpara_tg[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_tg[0]=dpara_sm[0]; - dpara_tg[1]=dpara_sm[1]; - dpara_tg[2]=1.0/2.; - gMC->Gsvolu("SUTG","PARA", idtmed[606], dpara_tg, 6); - gMC->Gsatt("SUTG", "SEEN", 0); -// Fe - Float_t dpara_fe[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_fe[0]=dpara_sm[0]; - dpara_fe[1]=dpara_sm[1]; - dpara_fe[2]=0.5/2.; - gMC->Gsvolu("SUFE","PARA", idtmed[601], dpara_fe, 6); - gMC->Gsatt("SUFE", "SEEN", 0); -// volume for DM11 - Float_t dpara_dm11[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_dm11[0]=dpara_sm[0]+offset; - dpara_dm11[1] = dpara_dm11[0] *root3_cons; - dpara_dm11[2]= 6.2/2.; - -// - gMC->Gsvolu("DM11","PARA", idtmed[698], dpara_dm11, 6); - gMC->Gsatt("DM11", "SEEN", 1); -// position super module inside DM11 - Float_t z_ps,z_pb,z_fe,z_cv; - z_ps=-dpara_dm11[2]+dpara_sm[2]; - gMC->Gspos("SUPR", 2, "DM11", 0., 0., z_ps, irotdm, "ONLY"); - z_pb=z_ps+dpara_sm[2]+dpara_pb[2]; - gMC->Gspos("SUPB", 1, "DM11", 0., 0., z_pb, 0, "ONLY"); - z_fe=z_pb+dpara_pb[2]+dpara_fe[2]; - gMC->Gspos("SUFE", 1, "DM11", 0., 0., z_fe, 0, "ONLY"); - z_cv=z_fe+dpara_fe[2]+dpara_sm[2]; - gMC->Gspos("SUPR", 1, "DM11", 0., 0., z_cv, 0, "ONLY"); -// + // --- Place the EPMD in ALICE + xp = 0.; + yp = 0.; + zp = fgkZdist; + + Float_t xsma,ysma; + Float_t xsmb,ysmb; + xsma = -fSMLengthbx; + ysma = fSMLengthby; + xsmb = -fSMLengthax; + ysmb = -fSMLengthay; + + //Position Full PMD in ALICE + gMC->Gspos("EPM1", 1, "ALIC", xsma,ysma,zp, 0, "ONLY"); + gMC->Gspos("EPM2", 1, "ALIC", -xsma,-ysma,zp, 0, "ONLY"); + gMC->Gspos("EPM3", 1, "ALIC", xsmb,ysmb,zp, 0, "ONLY"); + gMC->Gspos("EPM4", 1, "ALIC", -xsmb,-ysmb,zp, 0, "ONLY"); + } + //_____________________________________________________________________________ -void AliPMDv1::DrawModule() +void AliPMDv1::DrawModule() const { - // // Draw a shaded view of the Photon Multiplicity Detector // + // cout << " Inside Draw Modules " << endl; gMC->Gsatt("*", "seen", -1); gMC->Gsatt("alic", "seen", 0); // // Set the visibility of the components // - gMC->Gsatt("DP11","seen",0); - gMC->Gsatt("DS11","seen",0); - gMC->Gsatt("DW11","seen",0); - gMC->Gsatt("DM11","seen",1); - gMC->Gsatt("HOLE","seen",1); - gMC->Gsatt("DPMD","seen",0); + gMC->Gsatt("ECAR","seen",0); + gMC->Gsatt("ECCU","seen",1); + gMC->Gsatt("EST1","seen",1); + gMC->Gsatt("EST2","seen",1); + gMC->Gsatt("EUM1","seen",1); + gMC->Gsatt("EUM2","seen",1); + gMC->Gsatt("ESMA","seen",1); + gMC->Gsatt("EPMD","seen",1); // gMC->Gdopt("hide", "on"); gMC->Gdopt("shad", "on"); @@ -494,36 +687,36 @@ void AliPMDv1::DrawModule() gMC->DefaultRange(); gMC->Gdraw("alic", 40, 30, 0, 22, 20.5, .02, .02); gMC->Gdhead(1111, "Photon Multiplicity Detector Version 1"); + //gMC->Gdman(17, 5, "MAN"); gMC->Gdopt("hide", "off"); + + cout << " Outside Draw Modules " << endl; } //_____________________________________________________________________________ void AliPMDv1::CreateMaterials() { - // - // Create materials for the PMD version 1 + // Create materials for the PMD // // ORIGIN : Y. P. VIYOGI // - + // cout << " Inside create materials " << endl; // --- The Argon- CO2 mixture --- - Float_t ag[2] = { 39.95 }; - Float_t zg[2] = { 18. }; - Float_t wg[2] = { .8,.2 }; - Float_t dar = .001782; // --- Ar density in g/cm3 --- + Float_t ag[2] = { 39.95, 44.01 }; + Float_t zg[2] = { 18., 22. }; + Float_t wg[2] = { 0.7,0.3 }; + Float_t dar = 0.001782; // --- 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 dc = 0.001977; + Float_t dco = 0.002; // --- CO2 density in g/cm3 --- Float_t absl, radl, a, d, z; Float_t dg; Float_t x0ar; - Float_t x0xe=2.4; - Float_t dxe=0.005858; Float_t buf[1]; Int_t nbuf; Float_t asteel[4] = { 55.847,51.9961,58.6934,28.0855 }; @@ -548,16 +741,17 @@ void AliPMDv1::CreateMaterials() AliMaterial(15, "Cu $", 63.54, 29., 8.96, 1.43, 15.); AliMaterial(16, "C $", 12.01, 6., 2.265, 18.8, 49.9); AliMaterial(17, "POLYCARBONATE $", 20., 10., 1.2, 34.6, 999.); + AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); // AliMaterial(31, "Xenon$", 131.3, 54., dxe, x0xe, 6.5e4); AliMaterial(96, "MYLAR$", 8.73, 4.55, 1.39, 28.7, 62.); AliMaterial(97, "CONCR$", 20., 10., 2.5, 10.7, 40.); AliMaterial(98, "Vacum$", 1e-9, 1e-9, 1e-9, 1e16, 1e16); AliMaterial(99, "Air $", 14.61, 7.3, .0012, 30420., 67500.); - AliMixture(19, "STAINLESS STEEL$", asteel, zsteel, 7.88, 4, wsteel); + // define gas-mixtures - char namate[21]; + char namate[21]=""; gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf); ag[1] = a; zg[1] = z; @@ -566,7 +760,6 @@ void AliPMDv1::CreateMaterials() // Define tracking media AliMedium(1, "Pb conv.$", 1, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); - AliMedium(2, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); AliMedium(7, "W conv.$", 7, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); AliMedium(8, "G10plate$", 8, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); AliMedium(4, "Al $", 4, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); @@ -579,6 +772,7 @@ void AliPMDv1::CreateMaterials() AliMedium(15, "Cu $", 15, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); AliMedium(16, "C $", 16, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); AliMedium(17, "PLOYCARB$", 17, 0, 0, isxfld, sxmgmx, .1, .1, .01, .1); + AliMedium(19, " S steel$", 19, 0, 0, isxfld, sxmgmx, 1., .1, .01, .1); // AliMedium(31, "Xenon $", 31, 1, 0, isxfld, sxmgmx, .1, .1, .1, .1); // --- Generate explicitly delta rays in the iron, aluminium and lead --- @@ -629,6 +823,9 @@ void AliPMDv1::CreateMaterials() gMC->Gstpar(idtmed[604], "CUTNEU", 1e-5); gMC->Gstpar(idtmed[604], "CUTHAD", 1e-5); gMC->Gstpar(idtmed[604], "CUTMUO", 1e-5); + + cout << " Outside create materials " << endl; + } //_____________________________________________________________________________ @@ -637,23 +834,29 @@ 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"); + // gAliKdet=1; // + cout << " Inside Init " << endl; + if(fDebug) { + printf("\n%s: ",ClassName()); + for(i=0;i<35;i++) printf("*"); + printf(" PMD_INIT "); + for(i=0;i<35;i++) printf("*"); + printf("\n%s: ",ClassName()); + printf(" PMD simulation package (v1) initialised\n"); + printf("%s: parameters of pmd\n",ClassName()); + printf("%s: %10.2f %10.2f %10.2f \ + %10.2f\n",ClassName(),fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist ); + printf("%s: ",ClassName()); + for(i=0;i<80;i++) printf("*"); + printf("\n"); + } + Int_t *idtmed = fIdtmed->GetArray()-599; fMedSens=idtmed[605-1]; + } //_____________________________________________________________________________ @@ -662,40 +865,91 @@ 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]; - // char *namep; + Int_t vol[8]; + //const char *namep; if(gMC->GetMedium() == fMedSens && (destep = gMC->Edep())) { - + gMC->CurrentVolID(copy); -// namep=gMC->CurrentVolName(); -// printf("Current vol is %s \n",namep); + //namep=gMC->CurrentVolName(); + //printf("Current vol is %s \n",namep); vol[0]=copy; + gMC->CurrentVolOffID(1,copy); -// namep=gMC->CurrentVolOffName(1); -// printf("Current vol 11 is %s \n",namep); + //namep=gMC->CurrentVolOffName(1); + //printf("Current vol 11 is %s \n",namep); vol[1]=copy; + gMC->CurrentVolOffID(2,copy); -// namep=gMC->CurrentVolOffName(2); -// printf("Current vol 22 is %s \n",namep); + //namep=gMC->CurrentVolOffName(2); + //printf("Current vol 22 is %s \n",namep); vol[2]=copy; -// if(strncmp(namep,"DW11",4))vol[2]=1; + + // if(strncmp(namep,"EHC1",4))vol[2]=1; + gMC->CurrentVolOffID(3,copy); -// namep=gMC->CurrentVolOffName(3); -// printf("Current vol 33 is %s \n",namep); + //namep=gMC->CurrentVolOffName(3); + //printf("Current vol 33 is %s \n",namep); vol[3]=copy; + gMC->CurrentVolOffID(4,copy); -// namep=gMC->CurrentVolOffName(4); -// printf("Current vol 44 is %s \n",namep); + //namep=gMC->CurrentVolOffName(4); + //printf("Current vol 44 is %s \n",namep); vol[4]=copy; -// printf("volume number %d,%d,%d,%d,%d \n",vol[0],vol[1],vol[2],vol[3],vol[4]); + + gMC->CurrentVolOffID(5,copy); + //namep=gMC->CurrentVolOffName(5); + //printf("Current vol 55 is %s \n",namep); + vol[5]=copy; + + gMC->CurrentVolOffID(6,copy); + //namep=gMC->CurrentVolOffName(6); + //printf("Current vol 66 is %s \n",namep); + vol[6]=copy; + + gMC->CurrentVolOffID(7,copy); + //namep=gMC->CurrentVolOffName(7); + //printf("Current vol 77 is %s \n",namep); + vol[7]=copy; + + + //printf("volume number %4d %4d %4d %4d %4d %4d %4d %4d %10.3f \n",vol[0],vol[1],vol[2],vol[3],vol[4],vol[5],vol[6],vol[7],destep*1000000); + gMC->Gdtom(center,hits,1); hits[3] = destep*1e9; //Number in eV - AddHit(gAlice->CurrentTrack(), vol, hits); + AddHit(gAlice->GetMCApp()->GetCurrentTrackNumber(), vol, hits); + } } +//------------------------------------------------------------------------ +// Get parameters + +void AliPMDv1::GetParameters() +{ + // This gives all the parameters of the detector + // such as Length of Supermodules, type A, type B, + // thickness of the Supermodule + // + + fSMLengthax = (3.0*(fgkNcolUM1*fgkCellRadius+fgkCellRadius/2.) + + (2.0*fgkGap)) + fgkBoundary; + fSMLengthbx = 2.0*(fgkNcolUM2*fgkCellRadius+fgkCellRadius/2.) + + fgkGap + fgkBoundary; + + fSMLengthay = 2.0*(((fgkCellRadius/fgkSqroot3by2)*fgkNrowUM1) + - (fgkCellRadius*fgkSqroot3*(fgkNrowUM1-1)/6.)) + + fgkGap + fgkBoundary; + fSMLengthby = 3.0*(((fgkCellRadius/fgkSqroot3by2)*fgkNrowUM2) + - (fgkCellRadius*fgkSqroot3*(fgkNrowUM2-1)/6.)) + + (2.0*fgkGap) + fgkBoundary; + + fSMthick = fgkThBase + fgkThAir + fgkThPCB + + fgkCellDepth + fgkThPCB + fgkThAir + fgkThPCB; + +}