X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=PMD%2FAliPMDv1.cxx;h=88b1e3872d6cf5419360bcaf870f4c66a5777983;hb=a40c04338b31d237db1dd14cd14bdd636dc4c587;hp=801615eb3f4a37a8fc709d639ff7c9954815e94d;hpb=88cb7938ca21d4a80991d4e7aa564008c29340f7;p=u%2Fmrichter%2FAliRoot.git diff --git a/PMD/AliPMDv1.cxx b/PMD/AliPMDv1.cxx index 801615eb3f4..88b1e3872d6 100644 --- a/PMD/AliPMDv1.cxx +++ b/PMD/AliPMDv1.cxx @@ -12,9 +12,50 @@ * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ +/* +$Log$ +Revision 1.35 2004/01/07 10:49:49 hristov +Initialization to avoid runtime problems (valgrind) + +Revision 1.34 2003/12/18 04:25:03 bnandi +overlap with beam pipe fixed and Gsposp changed to Gspos + +Revision 1.33 2003/11/03 14:33:26 hristov +Correct initialization of static data members + +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 -/* $Id$ */ +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 +*/ // /////////////////////////////////////////////////////////////////////////////// // // @@ -29,20 +70,31 @@ /////////////////////////////////////////////////////////////////////////////// //// -#include "Riostream.h" - -#include - -#include "AliConst.h" -#include "AliMagF.h" #include "AliPMDv1.h" #include "AliRun.h" - -static Int_t kdet, ncell_sm, ncell_hole; -static Float_t zdist, zdist1; -static Float_t sm_length, sm_thick, cell_radius, cell_wall, cell_depth; -static Float_t boundary, th_base, th_air, th_pcb; -static Float_t th_lead, th_steel; +#include "AliConst.h" +#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) @@ -68,20 +120,8 @@ AliPMDv1::AliPMDv1(const char *name, const char *title) //_____________________________________________________________________________ void AliPMDv1::CreateGeometry() { - // - // Create geometry for Photon Multiplicity Detector Version 3 : - // April 2, 2001 - // - //Begin_Html - /* - - */ - //End_Html - //Begin_Html - /* - - */ - //End_Html + // Create geometry for Photon Multiplicity Detector + GetParameters(); CreateSupermodule(); CreatePMD(); @@ -90,353 +130,391 @@ void AliPMDv1::CreateGeometry() //_____________________________________________________________________________ void AliPMDv1::CreateSupermodule() { - // - // Creates the geometry of the cells, places them in supermodule which - // is a rhombus object. - - // *** DEFINITION OF THE GEOMETRY OF THE PMD *** - // *** HEXAGONAL CELLS WITH CELL RADIUS 0.25 cm (see "GetParameters") - // -- Author : S. Chattopadhyay, 02/04/1999. - - // Basic unit is ECAR, a hexagonal cell made of Ar+CO2, which is placed inside another - // hexagonal cell made of Cu (ECCU) with larger radius, compared to ECAR. The difference - // in radius gives the dimension of half width of each cell wall. - // These cells are placed as 72 x 72 array in a - // rhombus shaped supermodule (EHC1). The rhombus shaped modules are designed - // to have closed packed structure. - // - // Each supermodule (ESMA, ESMB), made of G10 is filled with following components - // EAIR --> Air gap between gas hexagonal cells and G10 backing. - // EHC1 --> Rhombus shaped parallelopiped containing the hexagonal cells - // EAIR --> Air gap between gas hexagonal cells and G10 backing. - // - // ESMA, ESMB are placed in EMM1 along with EMPB (Pb converter) - // and EMFE (iron support) - - // EMM1 made of - // ESMB --> Normal supermodule, mirror image of ESMA - // EMPB --> Pb converter - // EMFE --> Fe backing - // ESMA --> Normal supermodule - // - // ESMX, ESMY are placed in EMM2 along with EMPB (Pb converter) + // + // 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) - // EMM2 made of - // ESMY --> Special supermodule, mirror image of ESMX, - // EMPB --> Pb converter - // EMFE --> Fe backing - // ESMX --> First of the two Special supermodules near the hole - - // EMM3 made of - // ESMQ --> Special supermodule, mirror image of ESMX, - // EMPB --> Pb converter - // EMFE --> Fe backing - // ESMP --> Second of the two Special supermodules near the hole - // EMM2 and EMM3 are used to create the hexagonal HOLE - - // - // EPMD - // | - // | - // --------------------------------------------------------------------------- - // | | | | | - // EHOL EMM1 EMM2 EMM3 EALM - // | | | - // -------------------- -------------------- -------------------- - // | | | | | | | | | | | | - // ESMB EMPB EMFE ESMA ESMY EMPB EMFE ESMX ESMQ EMPB EMFE ESMP - // | | | - // ------------ ------------ ------------- - // | | | | | | | | | - // EAIR EHC1 EAIR EAIR EHC2 EAIR EAIR EHC3 EAIR - // | | | - // ECCU ECCU ECCU - // | | | - // ECAR ECAR ECAR - - - Int_t i, j; - Float_t xb, yb, zb; + Int_t i,j; Int_t number; Int_t ihrotm,irotdm; - const Float_t root3_2 = TMath::Sqrt(3.) /2.; + Float_t xb, yb, zb; + Int_t *idtmed = fIdtmed->GetArray()-599; AliMatrix(ihrotm, 90., 30., 90., 120., 0., 0.); AliMatrix(irotdm, 90., 180., 90., 270., 180., 0.); - zdist = TMath::Abs(zdist1); - - - //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) - // - - // **** CELL SIZE 20 mm^2 EQUIVALENT - + // First create the sensitive medium of a hexagon cell (ECAR) // Inner hexagon filled with gas (Ar+CO2) - + Float_t hexd2[10] = {0.,360.,6,2,-0.25,0.,0.23,0.25,0.,0.23}; - - hexd2[4]= - cell_depth/2.; - hexd2[7]= cell_depth/2.; - hexd2[6]= cell_radius - cell_wall; - hexd2[9]= cell_radius - cell_wall; + hexd2[4] = -fgkCellDepth/2.; + hexd2[7] = fgkCellDepth/2.; + hexd2[6] = fgkCellRadius - fgkCellWall; + hexd2[9] = fgkCellRadius - fgkCellWall; gMC->Gsvolu("ECAR", "PGON", idtmed[604], hexd2,10); gMC->Gsatt("ECAR", "SEEN", 0); - + + // 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}; - //total wall thickness=0.2*2 - - hexd1[4]= - cell_depth/2.; - hexd1[7]= cell_depth/2.; - hexd1[6]= cell_radius; - hexd1[9]= cell_radius; + hexd1[4] = -fgkCellDepth/2.; + hexd1[7] = fgkCellDepth/2.; + hexd1[6] = fgkCellRadius; + hexd1[9] = fgkCellRadius; gMC->Gsvolu("ECCU", "PGON", idtmed[614], hexd1,10); - gMC->Gsatt("ECCU", "SEEN", 1); - - // --- place inner hex inside outer hex + gMC->Gsatt("ECCU", "SEEN", 0); + // Place inner hex (sensitive volume) inside outer hex (copper) + gMC->Gspos("ECAR", 1, "ECCU", 0., 0., 0., 0, "ONLY"); + + // Now create Rectangular TWO strips (EST1, EST2) + // of 1 column and 48 or 96 cells length -// Rhombus shaped supermodules (defined by PARA) - -// volume for SUPERMODULE - - Float_t dpara_sm1[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_sm1[0]=(ncell_sm+0.25)*hexd1[6] ; - dpara_sm1[1] = dpara_sm1[0] *root3_2; - dpara_sm1[2] = sm_thick/2.; - -// - gMC->Gsvolu("ESMA","PARA", idtmed[607], dpara_sm1, 6); - gMC->Gsatt("ESMA", "SEEN", 0); - // - gMC->Gsvolu("ESMB","PARA", idtmed[607], dpara_sm1, 6); - gMC->Gsatt("ESMB", "SEEN", 0); - - // Air residing between the PCB and the base - - Float_t dpara_air[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_air[0]= dpara_sm1[0]; - dpara_air[1]= dpara_sm1[1]; - dpara_air[2]= th_air/2.; - - gMC->Gsvolu("EAIR","PARA", idtmed[698], dpara_air, 6); - gMC->Gsatt("EAIR", "SEEN", 0); - - // volume for honeycomb chamber EHC1 - - Float_t dpara1[6] = {12.5,12.5,0.4,30.,0.,0.}; - dpara1[0] = dpara_sm1[0]; - dpara1[1] = dpara_sm1[1]; - dpara1[2] = cell_depth/2.; + // volume for first strip EST1 made of AIR - gMC->Gsvolu("EHC1","PARA", idtmed[698], dpara1, 6); - gMC->Gsatt("EHC1", "SEEN", 1); + 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); + // volume for second strip EST2 - // Place hexagonal cells ECCU cells inside EHC1 (72 X 72) + Float_t dbox2[3]; + dbox2[0] = fgkNcolUM2*fgkCellRadius; + dbox2[1] = dbox1[1]; + dbox2[2] = dbox1[2]; - Int_t xrow=1; + gMC->Gsvolu("EST2","BOX", idtmed[698], dbox2, 3); + gMC->Gsatt("EST2", "SEEN", 0); - yb = -dpara1[1] + (1./root3_2)*hexd1[6]; + // Place hexagonal cells ECCU placed inside EST1 + yb = 0.; zb = 0.; - - for (j = 1; j <= ncell_sm; ++j) { - xb =-(dpara1[0] + dpara1[1]*0.577) + 2*hexd1[6]; //0.577=tan(30deg) - if(xrow >= 2){ - xb = xb+(xrow-1)*hexd1[6]; + 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.); } - for (i = 1; i <= ncell_sm; ++i) { - number = i+(j-1)*ncell_sm; - gMC->Gspos("ECCU", number, "EHC1", xb,yb,zb, ihrotm, "ONLY"); - xb += (hexd1[6]*2.); + // 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.); } - xrow = xrow+1; - yb += (hexd1[6]*TMath::Sqrt(3.)); - } - - - // Place EHC1 and EAIR into ESMA and ESMB - - Float_t z_air1,z_air2,z_gas; - - //ESMA is normal supermodule with base at bottom, with EHC1 - z_air1= -dpara_sm1[2] + th_base + dpara_air[2]; - gMC->Gspos("EAIR", 1, "ESMA", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara_air[2]+ th_pcb + dpara1[2]; - gMC->Gspos("EHC1", 1, "ESMA", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara1[2]+ th_pcb + dpara_air[2]; - gMC->Gspos("EAIR", 2, "ESMA", 0., 0., z_air2, 0, "ONLY"); - - // ESMB is mirror image of ESMA, with base at top, with EHC1 - - z_air1= -dpara_sm1[2] + th_pcb + dpara_air[2]; - gMC->Gspos("EAIR", 3, "ESMB", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara_air[2]+ th_pcb + dpara1[2]; - gMC->Gspos("EHC1", 2, "ESMB", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara1[2]+ th_pcb + dpara_air[2]; - gMC->Gspos("EAIR", 4, "ESMB", 0., 0., z_air2, 0, "ONLY"); - - -// special supermodule EMM2(GEANT only) containing 6 unit modules - -// volume for SUPERMODULE - - Float_t dpara_sm2[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_sm2[0]=(ncell_sm+0.25)*hexd1[6] ; - dpara_sm2[1] = (ncell_sm - ncell_hole + 0.25) * root3_2 * hexd1[6]; - dpara_sm2[2] = sm_thick/2.; - - gMC->Gsvolu("ESMX","PARA", idtmed[607], dpara_sm2, 6); - gMC->Gsatt("ESMX", "SEEN", 0); - // - gMC->Gsvolu("ESMY","PARA", idtmed[607], dpara_sm2, 6); - gMC->Gsatt("ESMY", "SEEN", 0); - - Float_t dpara2[6] = {12.5,12.5,0.4,30.,0.,0.}; - dpara2[0] = dpara_sm2[0]; - dpara2[1] = dpara_sm2[1]; - dpara2[2] = cell_depth/2.; - - gMC->Gsvolu("EHC2","PARA", idtmed[698], dpara2, 6); - gMC->Gsatt("EHC2", "SEEN", 1); + // 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; + } - // Air residing between the PCB and the base + // Create EUM2 - Float_t dpara2_air[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara2_air[0]= dpara_sm2[0]; - dpara2_air[1]= dpara_sm2[1]; - dpara2_air[2]= th_air/2.; + 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; + } - gMC->Gsvolu("EAIX","PARA", idtmed[698], dpara2_air, 6); - gMC->Gsatt("EAIX", "SEEN", 0); + // 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.; - // Place hexagonal single cells ECCU inside EHC2 - // skip cells which go into the hole in top left corner. + gMC->Gsvolu("EFPB","BOX", idtmed[698], dboxAllb, 3); + gMC->Gsatt("EFPB", "SEEN", 1); - xrow=1; - yb = -dpara2[1] + (1./root3_2)*hexd1[6]; - zb = 0.; - for (j = 1; j <= (ncell_sm - ncell_hole); ++j) { - xb =-(dpara2[0] + dpara2[1]*0.577) + 2*hexd1[6]; - if(xrow >= 2){ - xb = xb+(xrow-1)*hexd1[6]; - } - for (i = 1; i <= ncell_sm; ++i) { - number = i+(j-1)*ncell_sm; - gMC->Gspos("ECCU", number, "EHC2", xb,yb,zb, ihrotm, "ONLY"); - xb += (hexd1[6]*2.); - } - xrow = xrow+1; - yb += (hexd1[6]*TMath::Sqrt(3.)); - } + // 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); - // ESMX is normal supermodule with base at bottom, with EHC2 - - z_air1= -dpara_sm2[2] + th_base + dpara2_air[2]; - gMC->Gspos("EAIX", 1, "ESMX", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara2_air[2]+ th_pcb + dpara2[2]; - gMC->Gspos("EHC2", 1, "ESMX", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara2[2]+ th_pcb + dpara2_air[2]; - gMC->Gspos("EAIX", 2, "ESMX", 0., 0., z_air2, 0, "ONLY"); - - // ESMY is mirror image of ESMX with base at bottom, with EHC2 - - z_air1= -dpara_sm2[2] + th_pcb + dpara2_air[2]; - gMC->Gspos("EAIX", 3, "ESMY", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara2_air[2]+ th_pcb + dpara2[2]; - gMC->Gspos("EHC2", 2, "ESMY", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara2[2]+ th_pcb + dpara2_air[2]; - gMC->Gspos("EAIX", 4, "ESMY", 0., 0., z_air2, 0, "ONLY"); -// + // 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"); -// special supermodule EMM3 (GEANT only) containing 2 unit modules - -// volume for SUPERMODULE - Float_t dpara_sm3[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_sm3[0]=(ncell_sm - ncell_hole +0.25)*hexd1[6] ; - dpara_sm3[1] = (ncell_hole + 0.25) * hexd1[6] * root3_2; - dpara_sm3[2] = sm_thick/2.; + // Now place everything in EFCB for CPV - gMC->Gsvolu("ESMP","PARA", idtmed[607], dpara_sm3, 6); - gMC->Gsatt("ESMP", "SEEN", 0); - // - gMC->Gsvolu("ESMQ","PARA", idtmed[607], dpara_sm3, 6); - gMC->Gsatt("ESMQ", "SEEN", 0); + Float_t 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"); - Float_t dpara3[6] = {12.5,12.5,0.4,30.,0.,0.}; - dpara3[0] = dpara_sm3[0]; - dpara3[1] = dpara_sm3[1]; - dpara3[2] = cell_depth/2.; - gMC->Gsvolu("EHC3","PARA", idtmed[698], dpara3, 6); - gMC->Gsatt("EHC3", "SEEN", 1); + // 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); - // Air residing between the PCB and the base - Float_t dpara3_air[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara3_air[0]= dpara_sm3[0]; - dpara3_air[1]= dpara_sm3[1]; - dpara3_air[2]= th_air/2.; + //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"); - gMC->Gsvolu("EAIP","PARA", idtmed[698], dpara3_air, 6); - gMC->Gsatt("EAIP", "SEEN", 0); + // Master MODULE EMPB of aluminum for PMD + fDboxmm2[0] = dboxSM2[0]+fgkBoundary; + fDboxmm2[1] = dboxSM2[1]+fgkBoundary; + fDboxmm2[2] = dboxAllb[2]; - // Place hexagonal single cells ECCU inside EHC3 - // skip cells which go into the hole in top left corner. + gMC->Gsvolu("EMPB","BOX", idtmed[603], fDboxmm2, 3); + gMC->Gsatt("EMPB", "SEEN", 1); - xrow=1; - yb = -dpara3[1] + (1./root3_2)*hexd1[6]; - zb = 0.; - for (j = 1; j <= ncell_hole; ++j) { - xb =-(dpara3[0] + dpara3[1]*0.577) + 2*hexd1[6]; - if(xrow >= 2){ - xb = xb+(xrow-1)*hexd1[6]; - } - for (i = 1; i <= (ncell_sm - ncell_hole); ++i) { - number = i+(j-1)*(ncell_sm - ncell_hole); - gMC->Gspos("ECCU", number, "EHC3", xb,yb,zb, ihrotm, "ONLY"); - xb += (hexd1[6]*2.); - } - xrow = xrow+1; - yb += (hexd1[6]*TMath::Sqrt(3.)); - } + // Master MODULE EMCB of aluminum for CPV + fDboxmm22[0] = dboxSM2[0]+fgkBoundary; + fDboxmm22[1] = dboxSM2[1]+fgkBoundary; + fDboxmm22[2] = dboxAllb[2]; - // ESMP is normal supermodule with base at bottom, with EHC3 - - z_air1= -dpara_sm3[2] + th_base + dpara3_air[2]; - gMC->Gspos("EAIP", 1, "ESMP", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara3_air[2]+ th_pcb + dpara3[2]; - gMC->Gspos("EHC3", 1, "ESMP", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara3[2]+ th_pcb + dpara3_air[2]; - gMC->Gspos("EAIP", 2, "ESMP", 0., 0., z_air2, 0, "ONLY"); - - // ESMQ is mirror image of ESMP with base at bottom, with EHC3 - - z_air1= -dpara_sm3[2] + th_pcb + dpara3_air[2]; - gMC->Gspos("EAIP", 3, "ESMQ", 0., 0., z_air1, 0, "ONLY"); - z_gas=z_air1+dpara3_air[2]+ th_pcb + dpara3[2]; - gMC->Gspos("EHC3", 2, "ESMQ", 0., 0., z_gas, 0, "ONLY"); - z_air2=z_gas+dpara3[2]+ th_pcb + dpara3_air[2]; - gMC->Gspos("EAIP", 4, "ESMQ", 0., 0., z_air2, 0, "ONLY"); + 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"); } //_____________________________________________________________________________ @@ -445,314 +523,150 @@ void AliPMDv1::CreatePMD() { // // Create final detector from supermodules - // - // -- Author : Y.P. VIYOGI, 07/05/1996. - // -- Modified: P.V.K.S.Baba(JU), 15-12-97. - // -- Modified: For New Geometry YPV, March 2001. - - - const Float_t root3_2 = TMath::Sqrt(3.)/2.; - const Float_t pi = 3.14159; - Int_t i,j; + // -- Author : Bedanga and Viyogi June 2003 Float_t xp, yp, zp; - - Int_t num_mod; Int_t jhrot12,jhrot13, irotdm; - Int_t *idtmed = fIdtmed->GetArray()-599; - // VOLUMES Names : begining with "E" for all PMD volumes, - // The names of SIZE variables begin with S and have more meaningful - // characters as shown below. + //VOLUMES Names : begining with "E" for all PMD volumes, + + // --- DEFINE Iron, and lead volumes for SM A - // VOLUME SIZE MEDIUM : REMARKS - // ------ ----- ------ : --------------------------- + Float_t dboxPba[3]; + dboxPba[0] = fSMLengthax; + dboxPba[1] = fSMLengthay; + dboxPba[2] = fgkThLead/2.; - // EPMD GASPMD AIR : INSIDE PMD and its SIZE + gMC->Gsvolu("EPBA","BOX", idtmed[600], dboxPba, 3); + gMC->Gsatt ("EPBA", "SEEN", 0); - // *** Define the EPMD Volume and fill with air *** - - - // Gaspmd, the dimension of HEXAGONAL mother volume of PMD, - - - Float_t gaspmd[10] = {0.,360.,6,2,-4.,12.,150.,4.,12.,150.}; + // 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); - gaspmd[5] = ncell_hole * cell_radius * 2. * root3_2; - gaspmd[8] = gaspmd[5]; + // --- DEFINE Iron, and lead volumes for SM B - gMC->Gsvolu("EPMD", "PGON", idtmed[698], gaspmd, 10); - gMC->Gsatt("EPMD", "SEEN", 0); + 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., 120., 90., 210., 0., 0.); + AliMatrix(jhrot12, 90., 180., 90., 270., 0., 0.); AliMatrix(jhrot13, 90., 240., 90., 330., 0., 0.); - - Float_t dm_thick = 2. * sm_thick + th_lead + th_steel; - - // dpara_emm1 array contains parameters of the imaginary volume EMM1, - // EMM1 is a master module of type 1, which has 24 copies in the PMD. - // EMM1 : normal volume as in old cases - - - Float_t dpara_emm1[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_emm1[0] = sm_length/2.; - dpara_emm1[1] = dpara_emm1[0] *root3_2; - dpara_emm1[2] = dm_thick/2.; - - gMC->Gsvolu("EMM1","PARA", idtmed[698], dpara_emm1, 6); - gMC->Gsatt("EMM1", "SEEN", 1); - - // - // --- DEFINE Modules, iron, and lead volumes - - // Pb Convertor for EMM1 - Float_t dpara_pb1[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_pb1[0] = sm_length/2.; - dpara_pb1[1] = dpara_pb1[0] * root3_2; - dpara_pb1[2] = th_lead/2.; - - gMC->Gsvolu("EPB1","PARA", idtmed[600], dpara_pb1, 6); - gMC->Gsatt ("EPB1", "SEEN", 0); - - // Fe Support for EMM1 - Float_t dpara_fe1[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_fe1[0] = dpara_pb1[0]; - dpara_fe1[1] = dpara_pb1[1]; - dpara_fe1[2] = th_steel/2.; - - gMC->Gsvolu("EFE1","PARA", idtmed[618], dpara_fe1, 6); - gMC->Gsatt ("EFE1", "SEEN", 0); - - - - // - // position supermodule ESMA, ESMB, EPB1, EFE1 inside EMM1 - - Float_t z_ps,z_pb,z_fe,z_cv; + // 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"); + + 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"); - z_ps = - dpara_emm1[2] + sm_thick/2.; - gMC->Gspos("ESMB", 1, "EMM1", 0., 0., z_ps, 0, "ONLY"); - z_pb=z_ps+sm_thick/2.+dpara_pb1[2]; - gMC->Gspos("EPB1", 1, "EMM1", 0., 0., z_pb, 0, "ONLY"); - z_fe=z_pb+dpara_pb1[2]+dpara_fe1[2]; - gMC->Gspos("EFE1", 1, "EMM1", 0., 0., z_fe, 0, "ONLY"); - z_cv=z_fe+dpara_fe1[2]+sm_thick/2.; - gMC->Gspos("ESMA", 1, "EMM1", 0., 0., z_cv, 0, "ONLY"); - - - - // EMM2 : special master module having full row of cells but the number - // of rows limited by hole. - - Float_t dpara_emm2[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_emm2[0] = sm_length/2.; - dpara_emm2[1] = (ncell_sm - ncell_hole + 0.25) * cell_radius * root3_2; - dpara_emm2[2] = dm_thick/2.; - - gMC->Gsvolu("EMM2","PARA", idtmed[698], dpara_emm2, 6); - gMC->Gsatt("EMM2", "SEEN", 1); - - - // Pb Convertor for EMM2 - Float_t dpara_pb2[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_pb2[0] = dpara_emm2[0]; - dpara_pb2[1] = dpara_emm2[1]; - dpara_pb2[2] = th_lead/2.; - - gMC->Gsvolu("EPB2","PARA", idtmed[600], dpara_pb2, 6); - gMC->Gsatt ("EPB2", "SEEN", 0); - - // Fe Support for EMM2 - Float_t dpara_fe2[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_fe2[0] = dpara_pb2[0]; - dpara_fe2[1] = dpara_pb2[1]; - dpara_fe2[2] = th_steel/2.; - - gMC->Gsvolu("EFE2","PARA", idtmed[618], dpara_fe2, 6); - gMC->Gsatt ("EFE2", "SEEN", 0); - - - - // position supermodule ESMX, ESMY inside EMM2 - - z_ps = - dpara_emm2[2] + sm_thick/2.; - gMC->Gspos("ESMY", 1, "EMM2", 0., 0., z_ps, 0, "ONLY"); - z_pb = z_ps + sm_thick/2.+dpara_pb2[2]; - gMC->Gspos("EPB2", 1, "EMM2", 0., 0., z_pb, 0, "ONLY"); - z_fe = z_pb + dpara_pb2[2]+dpara_fe2[2]; - gMC->Gspos("EFE2", 1, "EMM2", 0., 0., z_fe, 0, "ONLY"); - z_cv = z_fe + dpara_fe2[2]+sm_thick/2.; - gMC->Gspos("ESMX", 1, "EMM2", 0., 0., z_cv, 0, "ONLY"); - // - - - // EMM3 : special master module having truncated rows and columns of cells - // limited by hole. - - Float_t dpara_emm3[6] = {12.5,12.5,0.8,30.,0.,0.}; - dpara_emm3[0] = dpara_emm2[1]/root3_2; - dpara_emm3[1] = (ncell_hole + 0.25) * cell_radius *root3_2; - dpara_emm3[2] = dm_thick/2.; - - gMC->Gsvolu("EMM3","PARA", idtmed[698], dpara_emm3, 6); - gMC->Gsatt("EMM3", "SEEN", 1); - - - // Pb Convertor for EMM3 - Float_t dpara_pb3[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_pb3[0] = dpara_emm3[0]; - dpara_pb3[1] = dpara_emm3[1]; - dpara_pb3[2] = th_lead/2.; - - gMC->Gsvolu("EPB3","PARA", idtmed[600], dpara_pb3, 6); - gMC->Gsatt ("EPB3", "SEEN", 0); - - // Fe Support for EMM3 - Float_t dpara_fe3[6] = {12.5,12.5,8.,30.,0.,0.}; - dpara_fe3[0] = dpara_pb3[0]; - dpara_fe3[1] = dpara_pb3[1]; - dpara_fe3[2] = th_steel/2.; - - gMC->Gsvolu("EFE3","PARA", idtmed[618], dpara_fe3, 6); - gMC->Gsatt ("EFE3", "SEEN", 0); - - - - // position supermodule ESMP, ESMQ inside EMM3 - - z_ps = - dpara_emm3[2] + sm_thick/2.; - gMC->Gspos("ESMQ", 1, "EMM3", 0., 0., z_ps, 0, "ONLY"); - z_pb = z_ps + sm_thick/2.+dpara_pb3[2]; - gMC->Gspos("EPB3", 1, "EMM3", 0., 0., z_pb, 0, "ONLY"); - z_fe = z_pb + dpara_pb3[2]+dpara_fe3[2]; - gMC->Gspos("EFE3", 1, "EMM3", 0., 0., z_fe, 0, "ONLY"); - z_cv = z_fe + dpara_fe3[2] + sm_thick/2.; - gMC->Gspos("ESMP", 1, "EMM3", 0., 0., z_cv, 0, "ONLY"); - // - - // EHOL is a tube structure made of air - // - //Float_t d_hole[3]; - //d_hole[0] = 0.; - //d_hole[1] = ncell_hole * cell_radius *2. * root3_2 + boundary; - //d_hole[2] = dm_thick/2.; - // - //gMC->Gsvolu("EHOL", "TUBE", idtmed[698], d_hole, 3); - //gMC->Gsatt("EHOL", "SEEN", 1); - - //Al-rod as boundary of the supermodules - - Float_t Al_rod[3] ; - Al_rod[0] = sm_length * 3/2. - gaspmd[5]/2 - boundary ; - Al_rod[1] = boundary - 0.5*cell_radius*root3_2; - Al_rod[2] = dm_thick/2.; - - gMC->Gsvolu("EALM","BOX ", idtmed[698], Al_rod, 3); - gMC->Gsatt ("EALM", "SEEN", 1); - Float_t xalm[3]; - xalm[0]=Al_rod[0] + gaspmd[5] + 3.0*boundary; - xalm[1]=-xalm[0]/2.; - xalm[2]=xalm[1]; - - Float_t yalm[3]; - yalm[0]=0.; - yalm[1]=xalm[0]*root3_2; - yalm[2]=-yalm[1]; - - // delx = full side of the supermodule - Float_t delx=sm_length * 3.; - Float_t x1= delx*root3_2 /2.; - Float_t x4=delx/4.; - - - // placing master modules and Al-rod in PMD - - Float_t dx = sm_length; - Float_t dy = dx * root3_2; - - Float_t xsup[9] = {-dx/2., dx/2., 3.*dx/2., - -dx, 0., dx, - -3.*dx/2., -dx/2., dx/2.}; - - Float_t ysup[9] = {dy, dy, dy, - 0., 0., 0., - -dy, -dy, -dy}; - - // xpos and ypos are the x & y coordinates of the centres of EMM1 volumes - - Float_t xoff = boundary * TMath::Tan(pi/6.); - Float_t xmod[3]={x4 + xoff , x4 + xoff, -2.*x4-boundary/root3_2}; - Float_t ymod[3] = {-x1 - boundary, x1 + boundary, 0.}; - Float_t xpos[9], ypos[9], x2, y2, x3, y3; - - Float_t xemm2 = sm_length/2. - - (ncell_sm + ncell_hole + 0.25) * cell_radius * 0.5 - + xoff; - Float_t yemm2 = -(ncell_sm + ncell_hole + 0.25) * cell_radius * root3_2 - - boundary; - - Float_t xemm3 = (ncell_sm + 0.5 * ncell_hole + 0.25) * cell_radius + xoff; - Float_t yemm3 = - (ncell_hole - 0.25) * cell_radius * root3_2 - boundary; - - Float_t theta[3] = {0., 2.*pi/3., 4.*pi/3.}; - Int_t irotate[3] = {0, jhrot12, jhrot13}; - - num_mod=0; - for (j=0; j<3; ++j) - { - gMC->Gspos("EALM", j+1, "EPMD", xalm[j],yalm[j], 0., irotate[j], "ONLY"); - x2=xemm2*TMath::Cos(theta[j]) - yemm2*TMath::Sin(theta[j]); - y2=xemm2*TMath::Sin(theta[j]) + yemm2*TMath::Cos(theta[j]); - - gMC->Gspos("EMM2", j+1, "EPMD", x2,y2, 0., irotate[j], "ONLY"); - - x3=xemm3*TMath::Cos(theta[j]) - yemm3*TMath::Sin(theta[j]); - y3=xemm3*TMath::Sin(theta[j]) + yemm3*TMath::Cos(theta[j]); - - gMC->Gspos("EMM3", j+4, "EPMD", x3,y3, 0., irotate[j], "ONLY"); - - for (i=1; i<9; ++i) - { - xpos[i]=xmod[j] + xsup[i]*TMath::Cos(theta[j]) - ysup[i]*TMath::Sin(theta[j]); - ypos[i]=ymod[j] + xsup[i]*TMath::Sin(theta[j]) + ysup[i]*TMath::Cos(theta[j]); - - if(fDebug) - printf("%s: %f %f \n", ClassName(), xpos[i], ypos[i]); - - num_mod = num_mod+1; - - if(fDebug) - printf("\n%s: Num_mod %d\n",ClassName(),num_mod); - - gMC->Gspos("EMM1", num_mod + 6, "EPMD", xpos[i],ypos[i], 0., irotate[j], "ONLY"); - - } - } - - - // place EHOL in the centre of EPMD - // gMC->Gspos("EHOL", 1, "EPMD", 0.,0.,0., 0, "ONLY"); - // --- Place the EPMD in ALICE xp = 0.; yp = 0.; - zp = zdist1; - - gMC->Gspos("EPMD", 1, "ALIC", xp,yp,zp, 0, "ONLY"); - + 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); @@ -761,12 +675,12 @@ void AliPMDv1::DrawModule() // gMC->Gsatt("ECAR","seen",0); gMC->Gsatt("ECCU","seen",1); - gMC->Gsatt("EHC1","seen",1); - gMC->Gsatt("EHC1","seen",1); - gMC->Gsatt("EHC2","seen",1); - gMC->Gsatt("EMM1","seen",1); - gMC->Gsatt("EHOL","seen",1); - gMC->Gsatt("EPMD","seen",0); + gMC->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"); @@ -779,39 +693,43 @@ void AliPMDv1::DrawModule() //gMC->Gdman(17, 5, "MAN"); gMC->Gdopt("hide", "off"); + + cout << " Outside Draw Modules " << endl; } //_____________________________________________________________________________ void AliPMDv1::CreateMaterials() { - // // 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 }; Float_t zsteel[4] = { 26.,24.,28.,14. }; Float_t wsteel[4] = { .715,.18,.1,.005 }; + // Mylar + Float_t aMylar[3]={1.00794,12.0107,15.9994}; + Float_t zMylar[3]={1.,6.,8.}; + Float_t wMylar[3]={0.041959,0.625017,0.333025}; + Float_t dMylar = 1.4; Int_t *idtmed = fIdtmed->GetArray()-599; Int_t isxfld = gAlice->Field()->Integ(); @@ -833,15 +751,15 @@ void AliPMDv1::CreateMaterials() 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(96, "MYLAR$", 8.73, 4.55, 1.39, 28.7, 62.); + AliMixture(96, "MYLAR$", aMylar, zMylar, dMylar, 3, wMylar); AliMaterial(97, "CONCR$", 20., 10., 2.5, 10.7, 40.); AliMaterial(98, "Vacum$", 1e-9, 1e-9, 1e-9, 1e16, 1e16); AliMaterial(99, "Air $", 14.61, 7.3, .0012, 30420., 67500.); // define gas-mixtures - char namate[21]; + char namate[21]=""; gMC->Gfmate((*fIdmate)[3], namate, a, z, d, radl, absl, buf, nbuf); ag[1] = a; zg[1] = z; @@ -913,6 +831,9 @@ 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; + } //_____________________________________________________________________________ @@ -921,9 +842,11 @@ void AliPMDv1::Init() // // Initialises PMD detector after it has been built // + Int_t i; - kdet=1; + // gAliKdet=1; // + cout << " Inside Init " << endl; if(fDebug) { printf("\n%s: ",ClassName()); for(i=0;i<35;i++) printf("*"); @@ -933,7 +856,7 @@ void AliPMDv1::Init() printf(" PMD simulation package (v1) initialised\n"); printf("%s: parameters of pmd\n",ClassName()); printf("%s: %10.2f %10.2f %10.2f \ - %10.2f\n",ClassName(),cell_radius,cell_wall,cell_depth,zdist1 ); + %10.2f\n",ClassName(),fgkCellRadius,fgkCellWall,fgkCellDepth,fgkZdist ); printf("%s: ",ClassName()); for(i=0;i<80;i++) printf("*"); printf("\n"); @@ -941,6 +864,7 @@ void AliPMDv1::Init() Int_t *idtmed = fIdtmed->GetArray()-599; fMedSens=idtmed[605-1]; + } //_____________________________________________________________________________ @@ -949,52 +873,64 @@ 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); - + //printf("Current vol is %s \n",namep); vol[0]=copy; - gMC->CurrentVolOffID(1,copy); + gMC->CurrentVolOffID(1,copy); //namep=gMC->CurrentVolOffName(1); //printf("Current vol 11 is %s \n",namep); - vol[1]=copy; - gMC->CurrentVolOffID(2,copy); + gMC->CurrentVolOffID(2,copy); //namep=gMC->CurrentVolOffName(2); //printf("Current vol 22 is %s \n",namep); - vol[2]=copy; // if(strncmp(namep,"EHC1",4))vol[2]=1; gMC->CurrentVolOffID(3,copy); - //namep=gMC->CurrentVolOffName(3); //printf("Current vol 33 is %s \n",namep); - vol[3]=copy; - gMC->CurrentVolOffID(4,copy); + gMC->CurrentVolOffID(4,copy); //namep=gMC->CurrentVolOffName(4); //printf("Current vol 44 is %s \n",namep); - vol[4]=copy; - //printf("volume number %d,%d,%d,%d,%d,%f \n",vol[0],vol[1],vol[2],vol[3],vol[4],destep*1000000); + gMC->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); + } } @@ -1004,40 +940,24 @@ void AliPMDv1::StepManager() void AliPMDv1::GetParameters() { - Int_t ncell_um, num_um; - ncell_um=24; - num_um=3; - ncell_hole=24; - cell_radius=0.25; - cell_wall=0.02; - cell_depth=0.25 * 2.; - // - boundary=0.7; - ncell_sm=ncell_um * num_um; //no. of cells in a row in one supermodule - sm_length= ((ncell_sm + 0.25 ) * cell_radius) * 2.; - // - th_base=0.3; - th_air=0.1; - th_pcb=0.16; + // This gives all the parameters of the detector + // such as Length of Supermodules, type A, type B, + // thickness of the Supermodule // - sm_thick = th_base + th_air + th_pcb + cell_depth + th_pcb + th_air + th_pcb; - // - th_lead=1.5; - th_steel=0.5; - // - zdist1 = -365.; + + 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; + } - - - - - - - - - - - - - -