**************************************************************************/
//
// This class Defines the Geometry for the ITS services and support cones
-// outside of the central volume (except for the Central support
+// outside of the central volume (except for the Central support
// cylinders). Other classes define the rest of the ITS, specifically the
// SSD support cone, the SSD Support central cylinder, the SDD support cone,
// the SDD support central cylinder, the SPD Thermal Shield, The supports
#include <TPolyMarker.h>
// Root Geometry includes
-#include <TGeoVolume.h>
-#include <TGeoTube.h> // contains TGeoTubeSeg
+#include <TGeoCompositeShape.h>
#include <TGeoEltu.h>
-#include <TGeoXtru.h>
-#include <TGeoMatrix.h>
+#include <TGeoGlobalMagField.h>
#include <TGeoMaterial.h>
+#include <TGeoMatrix.h>
#include <TGeoMedium.h>
-#include <TGeoCompositeShape.h>
+#include <TGeoTube.h> // contains TGeoTubeSeg
+#include <TGeoVolume.h>
+#include <TGeoXtru.h>
+#include <TGeoPcon.h>
+#include <TGeoPgon.h>
+#include <TGeoArb8.h>
// AliRoot includes
#include "AliLog.h"
// Declaration file
#include "AliITSv11GeometrySPD.h"
+#include "AliITSv11GeomCableRound.h"
// Constant definistions
-const Double_t AliITSv11GeometrySPD::fgkGapLadder =
+const Double_t AliITSv11GeometrySPD::fgkGapLadder =
AliITSv11Geometry::fgkmicron*75.; // 75 microns
-const Double_t AliITSv11GeometrySPD::fgkGapHalfStave =
+const Double_t AliITSv11GeometrySPD::fgkGapHalfStave =
AliITSv11Geometry::fgkmicron*120.; // 120 microns
+using std::endl;
+using std::cout;
+using std::ios;
ClassImp(AliITSv11GeometrySPD)
//______________________________________________________________________
AliITSv11GeometrySPD::AliITSv11GeometrySPD(/*Double_t gap*/):
fSPDsectorY0(0), // Y of first edge of sector plane for stave
fSPDsectorX1(0), // X of second edge of sector plane for stave
fSPDsectorY1(0), // Y of second edge of sector plane for stave
-fTubeEndSector() // coordinate of cooling tube ends
+fTubeEndSector() // coordinate of cooling tube ends
{
//
// Default constructor.
- // This does not initialize anything and is provided just for
+ // This does not initialize anything and is provided just for
// completeness. It is recommended to use the other one.
// The alignment gap is specified as argument (default = 0.0075 cm).
// Inputs:
fSPDsectorY0(0), // Y of first edge of sector plane for stave
fSPDsectorX1(0), // X of second edge of sector plane for stave
fSPDsectorY1(0), // Y of second edge of sector plane for stave
-fTubeEndSector() // coordinate of cooling tube ends
+fTubeEndSector() // coordinate of cooling tube ends
{
//
// Constructor with debug setting argument
} // end for i,j
}
//______________________________________________________________________
-AliITSv11GeometrySPD& AliITSv11GeometrySPD::operator=(const
+AliITSv11GeometrySPD& AliITSv11GeometrySPD::operator=(const
AliITSv11GeometrySPD &s)
{
//
}
//______________________________________________________________________
TGeoMedium* AliITSv11GeometrySPD::GetMedium(const char* mediumName,
- TGeoManager *mgr) const
+ const TGeoManager *mgr) const
{
//
- // This function is used to recovery any medium
- // used to build the geometry volumes.
- // If the required medium does not exists,
+ // This function is used to recovery any medium
+ // used to build the geometry volumes.
+ // If the required medium does not exists,
// a NULL pointer is returned, and an error message is written.
//
Char_t itsMediumName[30];
- sprintf(itsMediumName, "ITS_%s", mediumName);
+ snprintf(itsMediumName, 30, "ITS_%s", mediumName);
TGeoMedium* medium = mgr->GetMedium(itsMediumName);
if (!medium) AliError(Form("Medium <%s> not found", mediumName));
return medium;
}
-//______________________________________________________________________
-Int_t AliITSv11GeometrySPD::CreateSPDCentralMaterials(Int_t &medOffset,
- Int_t &matOffset) const
-{
- //
- // Define the specific materials used for the ITS SPD central detectors.
- // ---
- // NOTE: These are the same old names.
- // By the ALICE naming conventions, they start with "ITS SPD ...."
- // Data taken from ** AliITSvPPRasymmFMD::CreateMaterials() **.
- // ---
- // Arguments [the ones passed by reference contain output values]:
- // - medOffset --> (by ref) starting number of the list of media
- // - matOffset --> (by ref) starting number of the list of Materials
- // ---
- // Inputs:
- // Int_t &medOffset Starting number of the list of media
- // Int_t &matOffset Starting number of the list of materials
- // Outputs:
- // Int_t &medOffset Ending number of the list of media
- // Int_t &matOffset Ending number of the list of materials
- // Return:
- // The last material indexused +1. (= next avaiable material index)
- //
- const Double_t ktmaxfd = 0.1 * fgkDegree; // Degree
- const Double_t kstemax = 1.0 * fgkcm; // cm
- const Double_t kdeemax = 0.1;//Fraction of particle's energy 0<deemax<=1
- const Double_t kepsil = 1.0E-4; //
- const Double_t kstmin = 0.0 * fgkcm; // cm "Default value used"
- const Double_t ktmaxfdAir = 0.1 * fgkDegree; // Degree
- const Double_t kstemaxAir = 1.0000E+00 * fgkcm; // cm
- const Double_t kdeemaxAir = 0.1;//Fraction of particle's energy 0<deemax<=1
- const Double_t kepsilAir = 1.0E-4;//
- const Double_t kstminAir = 0.0 * fgkcm; // cm "Default value used"
- const Double_t ktmaxfdSi = 0.1 * fgkDegree; // .10000E+01; // Degree
- const Double_t kstemaxSi = 0.0075 * fgkcm; // .10000E+01; // cm
- const Double_t kdeemaxSi = 0.1;//Fraction of particle's energy 0<deemax<=1
- const Double_t kepsilSi = 1.0E-4;//
- const Double_t kstminSi = 0.0 * fgkcm; // cm "Default value used"
- //
- Int_t matindex = matOffset;
- Int_t medindex = medOffset;
- TGeoMaterial *mat;
- TGeoMixture *mix;
- TGeoMedium *med;
- //
- Int_t ifield = (gAlice->Field()->Integ());
- Double_t fieldm = (gAlice->Field()->Max());
- Double_t params[8] = {8 * 0.0};
-
- params[1] = (Double_t) ifield;
- params[2] = fieldm;
- params[3] = ktmaxfdSi;
- params[4] = kstemaxSi;
- params[5] = kdeemaxSi;
- params[6] = kepsilSi;
- params[7] = kstminSi;
-
- // Definition of materials and mediums.
- // Last argument in material definition is its pressure,
- // which is initialized to ZERO.
- // For better readability, it is simply set to zero.
- // Then the writing "0.0 * fgkPascal" is replaced by "0."
- // (Alberto)
-
- // silicon definition for ITS (overall)
- mat = new TGeoMaterial("ITS_SI", 28.086, 14.0, 2.33 * fgkgcm3,
- TGeoMaterial::kMatStateSolid, 25.0*fgkCelsius, 0.);
- mat->SetIndex(matindex);
- med = new TGeoMedium("SI", medindex++, mat, params);
-
- // silicon for ladder chips
- mat = new TGeoMaterial("SPD SI CHIP", 28.086, 14.0, 2.33 * fgkgcm3,
- TGeoMaterial::kMatStateSolid, 25.0*fgkCelsius, 0.);
- mat->SetIndex(matindex);
- med = new TGeoMedium("SPD SI CHIP", medindex++, mat, params);
-
- // silicon for pixel bus
- mat = new TGeoMaterial("SPD SI BUS", 28.086, 14.0, 2.33 * fgkgcm3,
- TGeoMaterial::kMatStateSolid, 25.0*fgkCelsius, 0.);
- mat->SetIndex(matindex);
- med = new TGeoMedium("SPD SI BUS", medindex++, mat, params);
-
- // carbon fiber material is defined as a mix of C-O-N-H
- // defined in terms of fractional weights according to 'C (M55J)'
- // it is used for the support and clips
- mix = new TGeoMixture("C (M55J)", 4, 1.9866 * fgkgcm3);
- mix->SetIndex(matindex);
- mix->DefineElement(0, 12.01070, 6.0, 0.908508078);// C by fractional weight
- mix->DefineElement(1, 14.00670, 7.0, 0.010387573);// N by fractional weight
- mix->DefineElement(2, 15.99940, 8.0, 0.055957585);// O by fractional weight
- mix->DefineElement(3, 1.00794, 1.0, 0.025146765);// H by fractional weight
- mix->SetPressure(0.0 * fgkPascal);
- mix->SetTemperature(25.0 * fgkCelsius);
- mix->SetState(TGeoMaterial::kMatStateSolid);
- params[3] = ktmaxfd;
- params[4] = kstemax;
- params[5] = kdeemax;
- params[6] = kepsil;
- params[7] = kstmin;
- med = new TGeoMedium("ITSspdCarbonFiber", medindex++, mix, params);
-
- // air defined as a mixture of C-N-O-Ar:
- // it is used to fill all containers
- mix = new TGeoMixture("Air", 4, 1.20479E-3 * fgkgcm3);
- mix->SetIndex(matindex);
- mix->DefineElement(0, 12.0107, 6.0, 0.000124); // C by fractional weight
- mix->DefineElement(1, 14.0067, 7.0, 0.755267); // N by fractional weight
- mix->DefineElement(2, 15.9994, 8.0, 0.231781); // O by fractional weight
- mix->DefineElement(3, 39.9480, 18.0, 0.012827); // Ar by fractional weight
- mix->SetPressure(101325.0 * fgkPascal); // = 1 atmosphere
- mix->SetTemperature(25.0 * fgkCelsius);
- mix->SetState(TGeoMaterial::kMatStateGas);
- params[3] = ktmaxfdAir;
- params[4] = kstemaxAir;
- params[5] = kdeemaxAir;
- params[6] = kepsilAir;
- params[7] = kstminAir;
- med = new TGeoMedium("ITSspdAir", medindex++, mix, params);
-
- // inox stainless steel, defined as a mixture
- // used for all metallic parts
- mix = new TGeoMixture("INOX", 9, 8.03 * fgkgcm3);
- mix->SetIndex(matindex);
- mix->DefineElement(0, 12.0107, 6., .0003); // C by fractional weight
- mix->DefineElement(1, 54.9380, 25., .02); // Fe by fractional weight
- mix->DefineElement(2, 28.0855, 14., .01); // Na by fractional weight
- mix->DefineElement(3, 30.9738, 15., .00045); // P by fractional weight
- mix->DefineElement(4, 32.066 , 16., .0003); // S by fractional weight
- mix->DefineElement(5, 58.6928, 28., .12); // Ni by fractional weight
- mix->DefineElement(6, 55.9961, 24., .17); // by fractional weight
- mix->DefineElement(7, 95.84 , 42., .025); // by fractional weight
- mix->DefineElement(8, 55.845 , 26., .654); // by fractional weight
- mix->SetPressure(0.0 * fgkPascal);
- mix->SetTemperature(25.0 * fgkCelsius);
- mix->SetState(TGeoMaterial::kMatStateSolid);
- params[3] = ktmaxfdAir;
- params[4] = kstemaxAir;
- params[5] = kdeemaxAir;
- params[6] = kepsilAir;
- params[7] = kstminAir;
- med = new TGeoMedium("ITSspdStainlessSteel", medindex++, mix, params);
-
- // freon gas which fills the cooling system (C+F)
- mix = new TGeoMixture("Freon", 2, 1.63 * fgkgcm3);
- mix->SetIndex(matindex);
- mix->DefineElement(0, 12.0107 , 6.0, 4); // C by fractional weight
- mix->DefineElement(1, 18.9984032, 9.0, 10); // F by fractional weight
- mix->SetPressure(101325.0 * fgkPascal); // = 1 atmosphere
- mix->SetTemperature(25.0 * fgkCelsius);
- mix->SetState(TGeoMaterial::kMatStateLiquid);
- params[3] = ktmaxfdAir;
- params[4] = kstemaxAir;
- params[5] = kdeemaxAir;
- params[6] = kepsilAir;
- params[7] = kstminAir;
- med = new TGeoMedium("ITSspdCoolingFluid", medindex++, mix, params);
-
- // return the next index to be used in case of adding new materials
- medOffset = medindex;
- matOffset = matindex;
- return matOffset;
-}
-//______________________________________________________________________
-void AliITSv11GeometrySPD::InitSPDCentral(Int_t offset, TVirtualMC *vmc) const
-{
- //
- // Do all SPD Central detector initializations (e.g.: transport cuts).
- // ---
- // Here follow some GEANT3 physics switches, which are interesting
- // for these settings to be defined:
- // - "MULTS" (MULtiple Scattering):
- // the variable IMULS controls this process. See [PHYS320/325/328]
- // 0 - No multiple scattering.
- // 1 - (DEFAULT) Multiple scattering according to Moliere theory.
- // 2 - Same as 1. Kept for backward compatibility.
- // 3 - Pure Gaussian scattering according to the Rossi formula.
- // - "DRAY" (Delta RAY production)
- // The variable IDRAY controls this process. See [PHYS430]
- // 0 - No delta rays production.
- // 1 - (DEFAULT) Delta rays production with generation of.
- // 2 - Delta rays production without generation of.
- // - "LOSS" (continuous energy loss)
- // The variable ILOSS controls this process.
- // 0 - No continuous energy loss, IDRAY is set to 0.
- // 1 - Continuous energy loss with generation of delta rays above
- // DCUTE (common/GCUTS/) and restricted Landau fluctuations
- // below DCUTE.
- // 2 - (DEFAULT) Continuous energy loss without generation of
- // delta rays
- // and full Landau-Vavilov-Gauss fluctuations.
- // In this case the variable IDRAY is forced to 0 to avoid
- // double counting of fluctuations.
- // 3 - Same as 1, kept for backward compatibility.
- // 4 - Energy loss without fluctuation.
- // The value obtained from the tables is used directly.
- // ---
- // Arguments:
- // Int_t offset --> the material/medium index offset
- // TVirtualMC *vmc --> pointer to the virtual Monte Carlo default gMC
- //
-
- Int_t i, n = 4;
-
- for(i=0;i<n;i++) {
- vmc->Gstpar(i+offset, "CUTGAM", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "CUTELE", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "CUTNEU", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "CUTHAD", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "CUTMUO", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "BCUTE", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "BCUTM", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "DCUTE", 30.0 * fgkKeV);
- vmc->Gstpar(i+offset, "DCUTM", 30.0 * fgkKeV);
- //vmc->Gstpar(i+offset, "PPCUTM", );
- //vmc->Gstpar(i+offset, "PAIR", );
- //vmc->Gstpar(i+offset, "COMPT", );
- //vmc->Gstpar(i+offset, "PHOT", );
- //vmc->Gstpar(i+offset, "PFIS", );
- vmc->Gstpar(i+offset, "DRAY", 1);
- //vmc->Gstpar(i+offset, "ANNI", );
- //vmc->Gstpar(i+offset, "BREM", );
- //vmc->Gstpar(i+offset, "HADR", );
- //vmc->Gstpar(i+offset, "MUNU", );
- //vmc->Gstpar(i+offset, "DCAY", );
- vmc->Gstpar(i+offset, "LOSS", 1);
- //vmc->Gstpar(i+offset, "MULS", );
- //vmc->Gstpar(i+offset, "GHCOR1", );
- //vmc->Gstpar(i+offset, "BIRK1", );
- //vmc->Gstpar(i+offset, "BRIK2", );
- //vmc->Gstpar(i+offset, "BRIK3", );
- //vmc->Gstpar(i+offset, "LABS", );
- //vmc->Gstpar(i+offset, "SYNC", );
- //vmc->Gstpar(i+offset, "STRA", );
- }
-}
+
//______________________________________________________________________
void AliITSv11GeometrySPD::SPDSector(TGeoVolume *moth, TGeoManager *mgr)
{
//
- // Creates a single SPD carbon fiber sector and places it
+ // Creates a single SPD carbon fiber sector and places it
// in a container volume passed as first argument ('moth').
// Second argument points to the TGeoManager which coordinates
// the overall volume creation.
- // The position of the sector is based on distance of
- // closest point of SPD stave to beam pipe
+ // The position of the sector is based on distance of
+ // closest point of SPD stave to beam pipe
// (figures all-sections-modules.ps) of 7.22mm at section A-A.
//
/*
<img src="http://alice.pd.infn.it/latestdr/Geometric-Revision/assembly.ps"
title="SPD Sector drawing with all cross sections defined">
- <p>The SPD Sector definition. In
+ <p>The SPD Sector definition. In
<a href="http://alice.pd.infn.it/latestdr/Geometric-Revision/assembly.hpgl">HPGL</a> format.
<img src="http://alice.pd.infn.it/latestdr/Geometric-Revision/assembly-10-modules.ps"
titile="SPD All Sectors end view with thermal sheald">
// Return:
// none.
// Updated values for kSPDclossesStaveAA, kBeamPipeRadius, and
- // staveThicknessAA are taken from
+ // staveThicknessAA are taken from
// http://physics.mps.ohio-state.edu/~nilsen/ITSfigures/Sezione_layerAA.pdf
//
const Double_t kSPDclossesStaveAA = 7.25* fgkmm;
const Double_t kBeamPipeRadius = 0.5 * 59.6 * fgkmm; // diam. = 59.6 mm
//const Double_t staveThicknessAA = 0.9 *fgkmm; // nominal thickness
const Double_t staveThicknessAA = 1.02 * fgkmm; // get from stave geometry.
-
+
Int_t i, j, k;
Double_t angle, radiusSector, xAAtubeCenter0, yAAtubeCenter0;
TGeoCombiTrans *secRot = new TGeoCombiTrans(), *comrot;
- TGeoVolume *vCarbonFiberSector;
+ TGeoVolume *vCarbonFiberSector[10];
TGeoMedium *medSPDcf;
- // Define an assembly and fill it with the support of
+ // Define an assembly and fill it with the support of
// a single carbon fiber sector and staves in it
medSPDcf = GetMedium("SPD C (M55J)$", mgr);
- vCarbonFiberSector = new TGeoVolumeAssembly("ITSSPDCarbonFiberSectorV");
- vCarbonFiberSector->SetMedium(medSPDcf);
- CarbonFiberSector(vCarbonFiberSector, xAAtubeCenter0, yAAtubeCenter0, mgr);
+ for(Int_t is=0; is<10; is++)
+ {
+ vCarbonFiberSector[is] = new TGeoVolumeAssembly("ITSSPDCarbonFiberSectorV");
+ vCarbonFiberSector[is]->SetMedium(medSPDcf);
+ CarbonFiberSector(vCarbonFiberSector[is], is, xAAtubeCenter0, yAAtubeCenter0, mgr);
+ }
// Compute the radial shift out of the sectors
radiusSector = kBeamPipeRadius + kSPDclossesStaveAA + staveThicknessAA;
//radiusSector *= radiusSector; // squaring;
//radiusSector -= xAAtubeCenter0 * xAAtubeCenter0;
//radiusSector = -yAAtubeCenter0 + TMath::Sqrt(radiusSector);
-
+
AliDebug(1, Form("SPDSector : radiusSector=%f\n",radiusSector));
i = 1;
AliDebug(1, Form("i= %d x0=%f y0=%f x1=%f y1=%f\n", i,
fSPDsectorX0.At(i), fSPDsectorY0.At(i),
fSPDsectorX1.At(i),fSPDsectorY1.At(i)));
-
+
// add 10 single sectors, by replicating the virtual sector defined above
// and placing at different angles
Double_t shiftX, shiftY, tub[2][6][3];
for(i = 0; i < kNSectorsTotal; i++) {
shiftX = -radiusSector * TMath::Sin(angle/fgkRadian);
shiftY = radiusSector * TMath::Cos(angle/fgkRadian);
- //cout << "ANGLE = " << angle << endl;
+ //cout << "ANGLE = " << angle << endl;
shiftX += 0.1094 * TMath::Cos((angle + 196.)/fgkRadian);
shiftY += 0.1094 * TMath::Sin((angle + 196.)/fgkRadian);
//shiftX -= 0.105;
secRot->SetDx(shiftX);
secRot->SetDy(shiftY);
comrot = new TGeoCombiTrans(*secRot);
- vcenteral->AddNode(vCarbonFiberSector,i+1,comrot);
+ vcenteral->AddNode(vCarbonFiberSector[i],i+1,comrot);
for(j=0;j<2;j++)for(k=0;k<6;k++) // Transform Tube ends for each sector
comrot->LocalToMaster(tub[j][k],fTubeEndSector[i][j][k]);
if(GetDebug(5)) {
} // end for i
if(GetDebug(3)) moth->PrintNodes();
delete secRot;
-
+
CreateCones(moth);
+ CreateServices(moth);
}
//______________________________________________________________________
-void AliITSv11GeometrySPD::CarbonFiberSector(TGeoVolume *moth,
+void AliITSv11GeometrySPD::CarbonFiberSector(TGeoVolume *moth, Int_t sect,
Double_t &xAAtubeCenter0, Double_t &yAAtubeCenter0, TGeoManager *mgr)
{
+ // The method has been modified in order to build a support sector
+ // whose shape is dependent on the sector number; the aim is to get
+ // as close as possible to the shape inferred from alignment
+ // and avoid as much as possible overlaps generated by alignment.
//
// Define the detail SPD Carbon fiber support Sector geometry.
// Based on the drawings:
// center of the #0 detector and the beam pipe.
// Measurements are taken at cross section A-A.
//
-
+
//TGeoMedium *medSPDfs = 0;//SPD support cone inserto stesalite 4411w
//TGeoMedium *medSPDfo = 0;//SPD support cone foam, Rohacell 50A.
//TGeoMedium *medSPDal = 0;//SPD support cone SDD mounting bracket Al
TGeoMedium *medSPDcf = GetMedium("SPD C (M55J)$", mgr);
TGeoMedium *medSPDss = GetMedium("INOX$", mgr);
- TGeoMedium *medSPDair = GetMedium("AIR$", mgr);
TGeoMedium *medSPDcoolfl = GetMedium("Freon$", mgr); //ITSspdCoolingFluid
//
const Double_t ksecDz = 0.5 * 500.0 * fgkmm;
// 1) the (ksecX, ksecY) points are plotted
// and circles of the specified radii are drawn around them.
// 2) each pair of consecutive circles is connected by a line
- // tangent to them, in accordance with the radii being "internal"
- // or "external" with respect to the closed shape which describes
+ // tangent to them, in accordance with the radii being "internal"
+ // or "external" with respect to the closed shape which describes
// the sector itself.
- // The resulting connected shape is the section
+ // The resulting connected shape is the section
// of the SPD sector surface in the transverse plane (XY).
//
const Double_t ksecX0 = -10.725 * fgkmm;
const Double_t ksecY0 = -14.853 * fgkmm;
const Double_t ksecR0 = -0.8 * fgkmm; // external
- const Double_t ksecX1 = -13.187 * fgkmm;
- const Double_t ksecY1 = -19.964 * fgkmm;
- const Double_t ksecR1 = +0.6 * fgkmm; // internal // (modif. by Alberto)
- //const Double_t ksecR1 = +0.8 * fgkmm; // internal // (modif. by Alberto)
- // const Double_t ksecDip0 = 5.9 * fgkmm;
- //
- //const Double_t ksecX2 = -3.883 * fgkmm;
- const Double_t ksecX2 = -3.833 * fgkmm; // (corr. by Alberto)
- const Double_t ksecY2 = -17.805 * fgkmm;
- const Double_t ksecR2 = +0.6 * fgkmm; // internal (guess)
- const Double_t ksecX3 = -3.123 * fgkmm;
- const Double_t ksecY3 = -14.618 * fgkmm;
- const Double_t ksecR3 = -0.6 * fgkmm; // external
- //const Double_t ksecDip1 = 8.035 * fgkmm;
- //
- const Double_t ksecX4 = +11.280 * fgkmm;
- const Double_t ksecY4 = -14.473 * fgkmm;
- const Double_t ksecR4 = +0.8 * fgkmm; // internal
- const Double_t ksecX5 = +19.544 * fgkmm;
- const Double_t ksecY5 = +10.961 * fgkmm;
- const Double_t ksecR5 = +0.8 * fgkmm; // internal
- //const Double_t ksecDip2 = 4.553 * fgkmm;
- //
- const Double_t ksecX6 = +10.830 * fgkmm;
- const Double_t ksecY6 = +16.858 * fgkmm;
- const Double_t ksecR6 = +0.6 * fgkmm; // internal
- const Double_t ksecX7 = +11.581 * fgkmm;
- const Double_t ksecY7 = +13.317 * fgkmm;
- const Double_t ksecR7 = -0.6 * fgkmm; // external
- //const Double_t ksecDip3 = 6.978 * fgkmm;
- //
- const Double_t ksecX8 = -0.733 * fgkmm;
- const Double_t ksecY8 = +17.486 * fgkmm;
- const Double_t ksecR8 = +0.6 * fgkmm; // internal
- const Double_t ksecX9 = +0.562 * fgkmm;
- //const Double_t ksecY9 = +14.486 * fgkmm; // correction by
- const Double_t ksecY9 = +14.107 * fgkmm; // Alberto
- const Double_t ksecR9 = -0.6 * fgkmm; // external
- //const Double_t ksecDip4 = 6.978 * fgkmm;
- //
- const Double_t ksecX10 = -12.252 * fgkmm;
- const Double_t ksecY10 = +16.298 * fgkmm;
- const Double_t ksecR10 = +0.6 * fgkmm; // internal
- const Double_t ksecX11 = -10.445 * fgkmm;
- const Double_t ksecY11 = +13.162 * fgkmm;
- const Double_t ksecR11 = -0.6 * fgkmm; // external
- //const Double_t ksecDip5 = 6.978 * fgkmm;
- //
- const Double_t ksecX12 = -22.276 * fgkmm;
- const Double_t ksecY12 = +12.948 * fgkmm;
- const Double_t ksecR12 = +0.85 * fgkmm; // internal
+ const Double_t ksecR1 = +0.6 * fgkmm;
+ const Double_t ksecR2 = +0.6 * fgkmm;
+ const Double_t ksecR3 = -0.6 * fgkmm;
+ const Double_t ksecR4 = +0.8 * fgkmm;
+ const Double_t ksecR5 = +0.8 * fgkmm;
+ const Double_t ksecR6 = +0.6 * fgkmm;
+ const Double_t ksecR7 = -0.6 * fgkmm;
+ const Double_t ksecR8 = +0.6 * fgkmm;
+ const Double_t ksecR9 = -0.6 * fgkmm;
+ const Double_t ksecR10 = +0.6 * fgkmm;
+ const Double_t ksecR11 = -0.6 * fgkmm;
+ const Double_t ksecR12 = +0.85 * fgkmm;
+
+// // IDEAL GEOMETRY
+// const Double_t ksecX1[10] ={-1.3187,-1.3187,-1.3187,-1.3187,-1.3187,-1.3187,-1.3187,-1.3187,-1.3187,-1.3187};
+// const Double_t ksecY1[10] ={-1.9964,-1.9964,-1.9964,-1.9964,-1.9964,-1.9964,-1.9964,-1.9964,-1.9964,-1.9964};
+// const Double_t ksecX2[10] ={-0.3833,-0.3833,-0.3833,-0.3833,-0.3833,-0.3833,-0.3833,-0.3833,-0.3833,-0.3833};
+// const Double_t ksecY2[10] ={-1.7805,-1.7805,-1.7805,-1.7805,-1.7805,-1.7805,-1.7805,-1.7805,-1.7805,-1.7805};
+// const Double_t ksecX3[10] ={-0.3123,-0.3123,-0.3123,-0.3123,-0.3123,-0.3123,-0.3123,-0.3123,-0.3123,-0.3123};
+// const Double_t ksecY3[10] ={-1.4618,-1.4618,-1.4618,-1.4618,-1.4618,-1.4618,-1.4618,-1.4618,-1.4618,-1.4618};
+// const Double_t ksecX4[10] ={+1.1280,+1.1280,+1.1280,+1.1280,+1.1280,+1.1280,+1.1280,+1.1280,+1.1280,+1.1280};
+// const Double_t ksecY4[10] ={-1.4473,-1.4473,-1.4473,-1.4473,-1.4473,-1.4473,-1.4473,-1.4473,-1.4473,-1.4473};
+// const Double_t ksecX5[10] ={+1.9544,+1.9544,+1.9544,+1.9544,+1.9544,+1.9544,+1.9544,+1.9544,+1.9544,+1.9544};
+// const Double_t ksecY5[10] ={+1.0961,+1.0961,+1.0961,+1.0961,+1.0961,+1.0961,+1.0961,+1.0961,+1.0961,+1.0961};
+// const Double_t ksecX6[10] ={+1.0830,+1.0830,+1.0830,+1.0830,+1.0830,+1.0830,+1.0830,+1.0830,+1.0830,+1.0830};
+// const Double_t ksecY6[10] ={+1.6868,+1.6868,+1.6868,+1.6868,+1.6868,+1.6868,+1.6868,+1.6868,+1.6868,+1.6868};
+// const Double_t ksecX7[10] ={+1.1581,+1.1581,+1.1581,+1.1581,+1.1581,+1.1581,+1.1581,+1.1581,+1.1581,+1.1581};
+// const Double_t ksecY7[10] ={+1.3317,+1.3317,+1.3317,+1.3317,+1.3317,+1.3317,+1.3317,+1.3317,+1.3317,+1.3317};
+// const Double_t ksecX8[10] ={-0.0733,-0.0733,-0.0733,-0.0733,-0.0733,-0.0733,-0.0733,-0.0733,-0.0733,-0.0733};
+// const Double_t ksecY8[10] ={+1.7486,+1.7486,+1.7486,+1.7486,+1.7486,+1.7486,+1.7486,+1.7486,+1.7486,+1.7486};
+// const Double_t ksecX9[10] ={+0.0562,+0.0562,+0.0562,+0.0562,+0.0562,+0.0562,+0.0562,+0.0562,+0.0562,+0.0562};
+// const Double_t ksecY9[10] ={+1.4107,+1.4107,+1.4107,+1.4107,+1.4107,+1.4107,+1.4107,+1.4107,+1.4107,+1.4107};
+// const Double_t ksecX10[10]={-1.2252,-1.2252,-1.2252,-1.2252,-1.2252,-1.2252,-1.2252,-1.2252,-1.2252,-1.2252};
+// const Double_t ksecY10[10]={+1.6298,+1.6298,+1.6298,+1.6298,+1.6298,+1.6298,+1.6298,+1.6298,+1.6298,+1.6298};
+// const Double_t ksecX11[10]={-1.0445,-1.0445,-1.0445,-1.0445,-1.0445,-1.0445,-1.0445,-1.0445,-1.0445,-1.0445};
+// const Double_t ksecY11[10]={+1.3162,+1.3162,+1.3162,+1.3162,+1.3162,+1.3162,+1.3162,+1.3162,+1.3162,+1.3162};
+// const Double_t ksecX12[10]={-2.2276,-2.2276,-2.2276,-2.2276,-2.2276,-2.2276,-2.2276,-2.2276,-2.2276,-2.2276};
+// const Double_t ksecY12[10]={+1.2948,+1.2948,+1.2948,+1.2948,+1.2948,+1.2948,+1.2948,+1.2948,+1.2948,+1.2948};
+
+
+// MODIFIED GEOMETRY according with partial alignment of Staves relative to Sectors
+// last numbers: 2010/06/11 (ML)
+
+ const Double_t ksecX1[10]={-1.305917, -1.322242, -1.300649, -1.298700, -1.290830, -1.274307, -1.276433, -1.286468, -1.274381, -1.314864};
+ const Double_t ksecY1[10]={-1.997857, -2.018611, -2.005854, -2.004897, -1.995517, -2.002552, -1.995860, -2.021062, -2.012931, -2.043967};
+ const Double_t ksecX2[10]={-0.366115, -0.385562, -0.372689, -0.365682, -0.348432, -0.348442, -0.342468, -0.354071, -0.346900, -0.381275};
+ const Double_t ksecY2[10]={-1.801679, -1.808306, -1.759315, -1.778851, -1.811655, -1.747888, -1.773811, -1.792427, -1.764514, -1.820324};
+// const Double_t ksecX1[10]={-1.305917, -1.322242, -1.300649, -1.298700, -1.290830, -1.274307, -1.276433, -1.286468, -1.274381, -1.325864};
+// const Double_t ksecY1[10]={-1.997857, -2.018611, -2.005854, -2.004897, -1.995517, -2.002552, -1.995860, -2.021062, -2.012931, -2.032967};
+// const Double_t ksecX2[10]={-0.366115, -0.385562, -0.372689, -0.365682, -0.348432, -0.348442, -0.342468, -0.354071, -0.346900, -0.392275};
+// const Double_t ksecY2[10]={-1.801679, -1.808306, -1.759315, -1.778851, -1.811655, -1.747888, -1.773811, -1.792427, -1.764514, -1.809324};
+ const Double_t ksecX3[10]={-0.314030, -0.315531, -0.347521, -0.337675, -0.300420, -0.378487, -0.330729, -0.330850, -0.362360, -0.321097};
+ const Double_t ksecY3[10]={-1.452488, -1.460418, -1.447060, -1.443146, -1.472410, -1.430019, -1.469073, -1.472048, -1.462010, -1.444355};
+ const Double_t ksecX4[10]={1.124299, 1.124162, 1.089523, 1.095520, 1.136171, 1.058616, 1.105626, 1.106433, 1.077455, 1.117946};
+ const Double_t ksecY4[10]={-1.458714, -1.452649, -1.465297, -1.492717, -1.494665, -1.447732, -1.493369, -1.488126, -1.452925, -1.443447};
+ const Double_t ksecX5[10]={1.951621, 1.939284, 1.931830, 1.935235, 1.952206, 1.939082, 1.924822, 1.940114, 1.918160, 1.960017};
+ const Double_t ksecY5[10]={1.092731, 1.118870, 1.129765, 1.129422, 1.081511, 1.127387, 1.103960, 1.101784, 1.121428, 1.150110};
+ const Double_t ksecX6[10]={1.070070, 1.048297, 1.035920, 1.049049, 1.083621, 1.045882, 1.050399, 1.067823, 1.037967, 1.070850};
+ const Double_t ksecY6[10]={1.667590, 1.678571, 1.681383, 1.696892, 1.676520, 1.683470, 1.689988, 1.691111, 1.698432, 1.712770};
+ const Double_t ksecX7[10]={1.139398, 1.150471, 1.150074, 1.132807, 1.150192, 1.124064, 1.124335, 1.137723, 1.143056, 1.130568};
+ const Double_t ksecY7[10]={1.345588, 1.356062, 1.342468, 1.320467, 1.335807, 1.334477, 1.328622, 1.347184, 1.319861, 1.308420};
+ const Double_t ksecX8[10]={-0.096963, -0.098603, -0.095286, -0.099990, -0.075132, -0.121593, -0.108673, -0.104237, -0.092082, -0.104044};
+ const Double_t ksecY8[10]={1.751207, 1.731467, 1.726908, 1.734219, 1.766159, 1.718203, 1.741891, 1.739743, 1.728288, 1.718046};
+ const Double_t ksecX9[10]={0.047615, 0.087875, 0.034917, 0.071603, 0.026468, 0.091619, 0.051994, 0.059947, 0.079785, 0.043443};
+ const Double_t ksecY9[10]={1.414699, 1.403187, 1.399061, 1.403430, 1.435056, 1.384557, 1.397692, 1.420269, 1.391372, 1.398954};
+ const Double_t ksecX10[10]={-1.233255, -1.186874, -1.246702, -1.213368, -1.259425, -1.190067, -1.225655, -1.224171, -1.197833, -1.237182};
+ const Double_t ksecY10[10]={1.635767, 1.646249, 1.617336, 1.608928, 1.636944, 1.602583, 1.630504, 1.629065, 1.624295, 1.620934};
+ const Double_t ksecX11[10]={-1.018270, -1.031317, -0.960524, -1.001155, -1.045437, -0.986867, -1.002685, -1.017369, -1.005614, -0.985385};
+ const Double_t ksecY11[10]={1.318108, 1.330683, 1.301572, 1.314410, 1.326680, 1.295226, 1.306372, 1.309414, 1.306542, 1.307086};
+ const Double_t ksecX12[10]={-2.199004, -2.214964, -2.139247, -2.180547, -2.224505, -2.165324, -2.175883, -2.193485, -2.183227, -2.161570};
+ const Double_t ksecY12[10]={1.317677, 1.303982, 1.317057, 1.324766, 1.339537, 1.312715, 1.359642, 1.343638, 1.330234, 1.340836};
+
+
const Double_t ksecR13 = -0.8 * fgkmm; // external
const Double_t ksecAngleSide13 = 36.0 * fgkDegree;
//
// in the format of arrays (???)
const Int_t ksecNPoints = (ksecNPointsPerRadii + 1) * ksecNRadii + 8;
Double_t secX[ksecNRadii] = {
- ksecX0, ksecX1, -1000.0,
- ksecX2, ksecX3, -1000.0,
- ksecX4, ksecX5, -1000.0,
- ksecX6, ksecX7, -1000.0,
- ksecX8, ksecX9, -1000.0,
- ksecX10, ksecX11, -1000.0,
- ksecX12, -1000.0
+ ksecX0, ksecX1[sect], -1000.0,
+ ksecX2[sect], ksecX3[sect], -1000.0,
+ ksecX4[sect], ksecX5[sect], -1000.0,
+ ksecX6[sect], ksecX7[sect], -1000.0,
+ ksecX8[sect], ksecX9[sect], -1000.0,
+ ksecX10[sect], ksecX11[sect], -1000.0,
+ ksecX12[sect], -1000.0
};
Double_t secY[ksecNRadii] = {
- ksecY0, ksecY1, -1000.0,
- ksecY2, ksecY3, -1000.0,
- ksecY4, ksecY5, -1000.0,
- ksecY6, ksecY7, -1000.0,
- ksecY8, ksecY9, -1000.0,
- ksecY10, ksecY11, -1000.0,
- ksecY12, -1000.0
+ ksecY0, ksecY1[sect], -1000.0,
+ ksecY2[sect], ksecY3[sect], -1000.0,
+ ksecY4[sect], ksecY5[sect], -1000.0,
+ ksecY6[sect], ksecY7[sect], -1000.0,
+ ksecY8[sect], ksecY9[sect], -1000.0,
+ ksecY10[sect], ksecY11[sect], -1000.0,
+ ksecY12[sect], -1000.0
};
- Double_t secR[ksecNRadii] = {
+ Double_t secR[ksecNRadii] = {
ksecR0, ksecR1, -.5 * ksecDipLength - ksecDipRadii,
ksecR2, ksecR3, -.5 * ksecDipLength - ksecDipRadii,
ksecR4, ksecR5, -.5 * ksecDipLength - ksecDipRadii,
ksecR10, ksecR11, -.5 * ksecDipLength - ksecDipRadii,
ksecR12, ksecR13
};
- /*
- Double_t secDip[ksecNRadii] = {
- 0., 0., ksecDip0, 0., 0., ksecDip1,
- 0., 0., ksecDip2, 0., 0., ksecDip3,
- 0., 0., ksecDip4, 0., 0., ksecDip5,
- 0., 0.
- };
- */
+
Double_t secX2[ksecNRadii];
Double_t secY2[ksecNRadii];
Double_t secR2[ksecNRadii] = {
ksecR10, ksecR11, ksecRCoolOut,
ksecR12, ksecR13
};
- Double_t secDip2[ksecNCoolingTubeDips] = {
- ksecDl1, ksecDl2, ksecDl3,
- ksecDl4, ksecDl5, ksecDl6
+ Double_t secDip2[ksecNCoolingTubeDips] = {
+ ksecDl1, ksecDl2, ksecDl3,
+ ksecDl4, ksecDl5, ksecDl6
};
Double_t secX3[ksecNRadii];
Double_t secY3[ksecNRadii];
const Int_t ksecDipIndex[ksecNCoolingTubeDips] = {2, 5, 8, 11, 14, 17};
Double_t secAngleStart[ksecNRadii];
Double_t secAngleEnd[ksecNRadii];
+ for(Int_t i = 0; i < ksecNRadii; i++)secAngleEnd[i] = 0.;
Double_t secAngleStart2[ksecNRadii];
Double_t secAngleEnd2[ksecNRadii];
Double_t secAngleTurbo[ksecNCoolingTubeDips] = {0., 0., 0., 0., 0., 0.0};
Double_t xpp2[ksecNPoints], ypp2[ksecNPoints];
Double_t *xp[ksecNRadii], *xp2[ksecNRadii];
Double_t *yp[ksecNRadii], *yp2[ksecNRadii];
- TGeoXtru *sA0, *sA1, *sB0, *sB1,*sB2;
+ TGeoXtru *sA0, *sA1, *sB0, *sB1;
+ TGeoCompositeShape *sA2, *sB2;
TGeoBBox *sB3;
TGeoEltu *sTA0, *sTA1;
TGeoTube *sTB0, *sTB1; //,*sM0;
secY2[ksecNRadii-1] = secY[ksecNRadii-1];
secX3[ksecNRadii-1] = secX[ksecNRadii-1];
secY3[ksecNRadii-1] = secY[ksecNRadii-1];
-
+
// find location of cooling tube centers
for(i = 0; i < ksecNCoolingTubeDips; i++) {
j = ksecDipIndex[i];
t = secDip2[i] / t0;
a = x0+(x1-x0) * t;
b = y0+(y1-y0) * t;
- if(i == 0) {
+ if(i == 0) {
// get location of tube center->Surface for locating
// this sector around the beam pipe.
// This needs to be double checked, but I need my notes for that.
secY[j] = b - TMath::Sign(2.0*ksecDipRadii,y1-y0) * (x1-x0)/t0;
secX2[j] = a + TMath::Abs(y1-y0) * ksecTl/t0;
secY2[j] = b - TMath::Sign(ksecTl,y1-y0) * (x1-x0) / t0;
- secX3[j] = a + TMath::Abs(y1-y0) *
+ secX3[j] = a + TMath::Abs(y1-y0) *
(2.0*ksecDipRadii-0.5*ksecCoolTubeFlatY)/t0;
secY3[j] = b - TMath::Sign(2.0*ksecDipRadii-0.5*ksecCoolTubeFlatY,
y1-y0)*(x1-x0)/t0;
secY3[j] = b + TMath::Sign(2.0*ksecDipRadii-0.5*ksecCoolTubeFlatY,
y1-y0)*(x1-x0)/t0;
} // end if(a+b*(a-x0)/(b-y0)>0.0)
-
+
// Set up Start and End angles to correspond to start/end of dips.
t1 = (secDip2[i]-TMath::Abs(secR[j])) / t0;
secAngleStart[j] =TMath::RadToDeg()*TMath::ATan2(y0+(y1-y0)*t1-secY[j],
if (secAngleEnd[j]>secAngleStart[j]) secAngleEnd[j] -= 360.0;
secR[j] = TMath::Sqrt(secR[j]*secR[j]+4.0*ksecDipRadii*ksecDipRadii);
} // end for i
-
+
// Special cases
secAngleStart2[8] -= 360.;
secAngleStart2[11] -= 360.;
yp[j][k] = y0+(y1-y0) * t;
} // end for k
secAngleTurbo[i] = -TMath::RadToDeg() * TMath::ATan2(y1-y0, x1-x0);
- if(GetDebug(3)) {
+ if(GetDebug(3)) {
AliInfo(
Form("i=%d -- angle=%f -- x0,y0=(%f, %f) -- x1,y1=(%f, %f)",
i, secAngleTurbo[i], x0, y0, x1, y1));
} // end if GetDebug(3)
} // end for i
sA0 = new TGeoXtru(2);
- sA0->SetName("ITS SPD Carbon fiber support Sector A0");
+ sA0->SetName("SectorA0");
sA0->DefinePolygon(m, xpp, ypp);
sA0->DefineSection(0, -ksecDz);
sA0->DefineSection(1, ksecDz);
-
+
// store the edges of each XY segment which defines
// one of the plane zones where staves will have to be placed
fSPDsectorX0.Set(ksecNCoolingTubeDips);
// Find index in xpp[] and ypp[] corresponding to where the
// SPD ladders are to be attached. Order them according to
// the ALICE numbering schema. Using array of indexes (+-1 for
- // cooling tubes. For any "bend/dip/edge, there are
+ // cooling tubes. For any "bend/dip/edge, there are
// ksecNPointsPerRadii+1 points involved.
if(i == 0) j = 1;
else if (i == 1) j = 0;
fSPDsectorX1[i] = sA0->GetX(ixy1);
fSPDsectorY1[i] = sA0->GetY(ixy1);
} // end for i
-
+
//printf("SectorA#%d ",0);
InsidePoint(xpp[m-1],ypp[m-1],xpp[0],ypp[0],xpp[1],ypp[1],ksecCthick,
xpp2[0],ypp2[0]);
} // end for k
} // end for i
sA1 = new TGeoXtru(2);
- sA1->SetName("ITS SPD Carbon fiber support Sector Air A1");
+ sA1->SetName("SectorA1");
sA1->DefinePolygon(m, xpp2, ypp2);
- sA1->DefineSection(0, -ksecDz);
- sA1->DefineSection(1, ksecDz);
+ sA1->DefineSection(0, -ksecDz-ksecCthick2);
+ sA1->DefineSection(1, ksecDz+ksecCthick2);
+
+ sA2 = new TGeoCompositeShape("ITS SPD Carbon fiber support Sector A0",
+ "SectorA0-SectorA1");
//
// Error in TGeoEltu. Semi-axis X must be < Semi-axis Y (?).
sTA0 = new TGeoEltu("ITS SPD Cooling Tube TA0", 0.5 * ksecCoolTubeFlatY,
0.5 * ksecCoolTubeFlatX, ksecDz);
- sTA1 = new TGeoEltu("ITS SPD Cooling Tube coolant TA1",
+ sTA1 = new TGeoEltu("ITS SPD Cooling Tube coolant TA1",
sTA0->GetA() - ksecCoolTubeThick,
sTA0->GetB()-ksecCoolTubeThick,ksecDz);
SPDsectorShape(ksecNRadii,secX2,secY2,secR2,secAngleStart2,secAngleEnd2,
ksecNPointsPerRadii, m, xp, yp);
sB0 = new TGeoXtru(2);
- sB0->SetName("ITS SPD Carbon fiber support Sector End B0");
+ sB0->SetName("EndB0");
sB0->DefinePolygon(m, xpp, ypp);
sB0->DefineSection(0, ksecDz);
sB0->DefineSection(1, ksecDz + ksecZEndLen);
//printf("SectorB#%d ",0);
+ // Points around the most sharpened tips have to be avoided - M.S. 24 feb 09
+ const Int_t nSpecialPoints = 5;
+ const Int_t kSpecialPoints[nSpecialPoints] = {7, 17, 47, 62, 77};
+ Int_t i2 = 0;
InsidePoint(xpp[m-1],ypp[m-1],xpp[0],ypp[0],xpp[1],ypp[1],
- ksecCthick2,xpp2[0],ypp2[0]);
+ ksecCthick2,xpp2[i2],ypp2[i2]);
for(i = 1; i < m - 1; i++) {
t = ksecCthick2;
for(k = 0; k < ksecNCoolingTubeDips; k++)
ksecNPointsPerRadii == i))
t = ksecRCoolOut-ksecRCoolIn;
//printf("SectorB#%d ",i);
- InsidePoint(xpp[i-1],ypp[i-1],xpp[i],ypp[i],xpp[i+1],ypp[i+1],t,
- xpp2[i],ypp2[i]);
+ Bool_t useThisPoint = kTRUE;
+ for(Int_t ii = 0; ii < nSpecialPoints; ii++)
+ if ( (i == kSpecialPoints[ii] - 1) ||
+ (i == kSpecialPoints[ii] + 1) ) useThisPoint = kFALSE;
+ if (useThisPoint) {
+ i2++;
+ InsidePoint(xpp[i-1],ypp[i-1],xpp[i],ypp[i],xpp[i+1],ypp[i+1],t,
+ xpp2[i2],ypp2[i2]);
+ }
}// end for i
//printf("SectorB#%d ",m);
+ i2++;
InsidePoint(xpp[m-2],ypp[m-2],xpp[m-1],ypp[m-1],xpp[0],ypp[0],
- ksecCthick2,xpp2[m-1],ypp2[m-1]);
+ ksecCthick2,xpp2[i2],ypp2[i2]);
sB1 = new TGeoXtru(2);
- sB1->SetName("ITS SPD Carbon fiber support Sector Air End B1");
- sB1->DefinePolygon(m, xpp2, ypp2);
- sB1->DefineSection(0,sB0->GetZ(0));
- sB1->DefineSection(1,sB0->GetZ(1)-ksecCthick2);
- const Double_t kspdEndHoleRadius1=5.698*fgkmm;
- const Double_t kspdEndHoleRadius2=2.336*fgkmm;
- const Double_t kspdEndHoleDisplacement=6.29*fgkmm;
- k = (m-1)/4;
- for(i=0;i<=k;i++){
- t= ((Double_t)i)/((Double_t)(k));
- if(!CFHolePoints(t,kspdEndHoleRadius1,kspdEndHoleRadius2,
- kspdEndHoleDisplacement,xpp2[i],ypp2[i])){
- Warning("CarbonFiberSector","CFHolePoints failed "
- "i=%d m=%d k=%d t=%e",i,m,k,t);
- } // end if
- // simitry in each quadrant.
- xpp2[2*k-i] = -xpp2[i];
- ypp2[2*k-i] = ypp2[i];
- xpp2[2*k+i] = -xpp2[i];
- ypp2[2*k+i] = -ypp2[i];
- xpp2[4*k-i] = xpp2[i];
- ypp2[4*k-i] = -ypp2[i];
- }// end for i
- //xpp2[m-1] = xpp2[0]; // begining point in
- //ypp2[m-1] = ypp2[0]; // comment with end point
- sB2 = new TGeoXtru(2);
- sB2->SetName("ITS SPD Hole in Carbon fiber support End plate");
- sB2->DefinePolygon(4*k, xpp2, ypp2);
- sB2->DefineSection(0,sB1->GetZ(1));
- sB2->DefineSection(1,sB0->GetZ(1));
+ sB1->SetName("EndB1");
+ sB1->DefinePolygon(i2+1, xpp2, ypp2);
+ sB1->DefineSection(0,sB0->GetZ(0)-ksecCthick2);
+ sB1->DefineSection(1,sB0->GetZ(1)+ksecCthick2);
+
+ sB2 = new TGeoCompositeShape("ITS SPD Carbon fiber support Sector End B0",
+ "EndB0-EndB1");
// SPD sector mount blocks
const Double_t kMountBlock[3] = {0.5*(1.8-0.2)*fgkmm,0.5*22.0*fgkmm,
0.5*45.0*fgkmm};
sB3 = new TGeoBBox((Double_t*)kMountBlock);
+ // SPD sector mount block screws and nuts (M.S. - 27 oct 2012)
+ const Double_t kMountBlockM3ScrewR = 0.5*3.0*fgkmm; // Metric screw
+ const Double_t kMountBlockHead1R = 0.5*8.0*fgkmm;
+ const Double_t kMountBlockHead1H = 1.0*fgkmm;
+ const Double_t kMountBlockHead2R = 0.5*6.0*fgkmm;
+ const Double_t kMountBlockHead2H = 2.7*fgkmm;
+ const Double_t kMountBlockM3NutR = 1.8*kMountBlockM3ScrewR; // Metric nut
+ const Double_t kMountBlockM3NutH = kMountBlockM3NutR; // Metric nut
+ TGeoTube *sM3 = new TGeoTube(0, kMountBlockM3ScrewR, sB3->GetDX());
+ TGeoTube *sD1 = new TGeoTube(0, kMountBlockHead1R,kMountBlockHead1H/2);
+ TGeoTube *sD2 = new TGeoTube(0, kMountBlockHead2R,kMountBlockHead2H/2);
+ TGeoPgon *sN3 = new TGeoPgon(0, 360, 6, 2);
+ sN3->DefineSection(0,-kMountBlockM3NutH/2, 0, kMountBlockM3NutR);
+ sN3->DefineSection(1, kMountBlockM3NutH/2, 0, kMountBlockM3NutR);
// SPD sector cooling tubes
sTB0 = new TGeoTube("ITS SPD Cooling Tube End TB0", 0.0,
- 0.5*ksecCoolTubeROuter,0.5*(sB1->GetZ(1)-sB1->GetZ(0)));
+ 0.5*ksecCoolTubeROuter,0.5*(sB0->GetZ(1)-sB0->GetZ(0)));
sTB1 = new TGeoTube("ITS SPD Cooling Tube End coolant TB0", 0.0,
sTB0->GetRmax() - ksecCoolTubeThick,sTB0->GetDz());
//
if(GetDebug(3)) {
if(medSPDcf) medSPDcf->Dump(); else AliInfo("medSPDcf = 0");
if(medSPDss) medSPDss->Dump(); else AliInfo("medSPDss = 0");
- if(medSPDair) medSPDair->Dump(); else AliInfo("medSPDAir = 0");
if(medSPDcoolfl) medSPDcoolfl->Dump();else AliInfo("medSPDcoolfl = 0");
sA0->InspectShape();
sA1->InspectShape();
sB1->InspectShape();
sB2->InspectShape();
} // end if(GetDebug(3))
-
+
// create the assembly of the support and place staves on it
TGeoVolumeAssembly *vM0 = new TGeoVolumeAssembly(
"ITSSPDSensitiveVirtualvolumeM0");
StavesInSector(vM0);
// create other volumes with some graphical settings
TGeoVolume *vA0 = new TGeoVolume("ITSSPDCarbonFiberSupportSectorA0",
- sA0, medSPDcf);
+ sA2, medSPDcf);
vA0->SetVisibility(kTRUE);
vA0->SetLineColor(4); // Blue
vA0->SetLineWidth(1);
vA0->SetFillColor(vA0->GetLineColor());
vA0->SetFillStyle(4010); // 10% transparent
- TGeoVolume *vA1 = new TGeoVolume("ITSSPDCarbonFiberSupportSectorAirA1",
- sA1, medSPDair);
- vA1->SetVisibility(kTRUE);
- vA1->SetLineColor(7); // light Blue
- vA1->SetLineWidth(1);
- vA1->SetFillColor(vA1->GetLineColor());
- vA1->SetFillStyle(4090); // 90% transparent
TGeoVolume *vTA0 = new TGeoVolume("ITSSPDCoolingTubeTA0", sTA0, medSPDss);
vTA0->SetVisibility(kTRUE);
vTA0->SetLineColor(15); // gray
vTA1->SetFillColor(vTA1->GetLineColor());
vTA1->SetFillStyle(4000); // 0% transparent
TGeoVolume *vB0 = new TGeoVolume("ITSSPDCarbonFiberSupportSectorEndB0",
- sB0, medSPDcf);
+ sB2, medSPDcf);
vB0->SetVisibility(kTRUE);
vB0->SetLineColor(1); // Black
vB0->SetLineWidth(1);
vB0->SetFillColor(vB0->GetLineColor());
vB0->SetFillStyle(4000); // 0% transparent
- TGeoVolume *vB1 = new TGeoVolume("ITSSPDCarbonFiberSupportSectorEndAirB1",
- sB1, medSPDair);
- vB1->SetVisibility(kTRUE);
- vB1->SetLineColor(0); // white
- vB1->SetLineWidth(1);
- vB1->SetFillColor(vB1->GetLineColor());
- vB1->SetFillStyle(4100); // 100% transparent
- TGeoVolume *vB2 = new TGeoVolume("ITSSPDCarbonFiberSupportSectorEndAirB2",
- sB2, medSPDair);
- vB2->SetVisibility(kTRUE);
- vB2->SetLineColor(0); // white
- vB2->SetLineWidth(1);
- vB2->SetFillColor(vB2->GetLineColor());
- vB2->SetFillStyle(4100); // 100% transparent
TGeoVolume *vB3 = new TGeoVolume(
"ITSSPDCarbonFiberSupportSectorMountBlockB3",sB3, medSPDcf);
vB3->SetVisibility(kTRUE);
- vB3->SetLineColor(1); // Black
+ vB3->SetLineColor(26); // Brown shade
vB3->SetLineWidth(1);
vB3->SetFillColor(vB3->GetLineColor());
vB3->SetFillStyle(4000); // 0% transparent
+ TGeoVolume *vM3 = new TGeoVolume(
+ "ITSSPDCarbonFiberSupportSectorMountBlockScrewM3",sM3, medSPDss);
+ vM3->SetVisibility(kTRUE);
+ vM3->SetLineColor(kGray); // Gray
+ vM3->SetLineWidth(1);
+ vM3->SetFillColor(vM3->GetLineColor());
+ vM3->SetFillStyle(4000); // 0% transparent
+ TGeoVolume *vD1 = new TGeoVolume(
+ "ITSSPDCarbonFiberSupportSectorMountBlockScrewHead1",sD1, medSPDss);
+ vD1->SetVisibility(kTRUE);
+ vD1->SetLineColor(kGray); // Gray
+ vD1->SetLineWidth(1);
+ vD1->SetFillColor(vD1->GetLineColor());
+ vD1->SetFillStyle(4000); // 0% transparent
+ TGeoVolume *vD2 = new TGeoVolume(
+ "ITSSPDCarbonFiberSupportSectorMountBlockScrewHead2",sD2, medSPDss);
+ vD2->SetVisibility(kTRUE);
+ vD2->SetLineColor(kGray); // Gray
+ vD2->SetLineWidth(1);
+ vD2->SetFillColor(vD2->GetLineColor());
+ vD2->SetFillStyle(4000); // 0% transparent
+ TGeoVolume *vN3 = new TGeoVolume(
+ "ITSSPDCarbonFiberSupportSectorMountBlockScrewNut",sN3, medSPDss);
+ vN3->SetVisibility(kTRUE);
+ vN3->SetLineColor(kGray); // Gray
+ vN3->SetLineWidth(1);
+ vN3->SetFillColor(vN3->GetLineColor());
+ vN3->SetFillStyle(4000); // 0% transparent
TGeoVolume *vTB0 = new TGeoVolume("ITSSPDCoolingTubeEndTB0",sTB0,medSPDss);
vTB0->SetVisibility(kTRUE);
vTB0->SetLineColor(15); // gray
vTB1->SetLineWidth(1);
vTB1->SetFillColor(vTB1->GetLineColor());
vTB1->SetFillStyle(4050); // 0% transparent
-
+
// add volumes to mother container passed as argument of this method
moth->AddNode(vM0,1,0); // Add virtual volume to mother
- vA0->AddNode(vA1,1,0); // Put air inside carbon fiber.
- vB0->AddNode(vB1,1,0); // Put air inside carbon fiber ends.
- vB0->AddNode(vB2,1,0); // Put air wholes inside carbon fiber ends
vTA0->AddNode(vTA1,1,0); // Put cooling liquid indide tube middel.
vTB0->AddNode(vTB1,1,0); // Put cooling liquid inside tube end.
Double_t tubeEndLocal[3]={0.0,0.0,sTA0->GetDz()};
x0 = secX3[ksecDipIndex[i]];
y0 = secY3[ksecDipIndex[i]];
t = 90.0 - secAngleTurbo[i];
- trans = new TGeoTranslation("",x0,y0,0.5*(sB1->GetZ(0)+sB1->GetZ(1)));
- vB1->AddNode(vTB0, i+1, trans);
+ z0 = 0.5*(sB1->GetZ(0)+sB1->GetZ(1));
+ trans = new TGeoTranslation("",x0,y0,z0);
+ vM0->AddNode(vTB0, i+1, trans);
// Find location of tube ends for later use.
trans->LocalToMaster(tubeEndLocal,fTubeEndSector[0][0][i]);
+ trans = new TGeoTranslation("",x0,y0,-z0);
+ vM0->AddNode(vTB0, i+1+ksecNCoolingTubeDips, trans);
rot = new TGeoRotation("", 0.0, 0.0, t);
rotrans = new TGeoCombiTrans("", x0, y0, 0.0, rot);
vM0->AddNode(vTA0, i+1, rotrans);
// Find location of tube ends for later use.
for(i=0;i<ksecNCoolingTubeDips;i++) rot->LocalToMaster(
fTubeEndSector[0][0][i],fTubeEndSector[0][1][i]);
+ // Put screws inside the mounting block
+ const Double_t kMountingBlockScrew1ZPos = 0.7 *fgkcm;
+ const Double_t kMountingBlockScrew2ZPos = 2.01*fgkcm;
+ const Double_t kMountingBlockScrew34Pos = 0.51*fgkcm;
+ vB3->AddNode(vM3, 1, new TGeoCombiTrans(0, 0,
+ (sB3->GetDZ()-kMountingBlockScrew1ZPos),
+ new TGeoRotation("",90,90,90)));
+ vB3->AddNode(vM3, 2, new TGeoCombiTrans(0, 0,
+ (sB3->GetDZ()-kMountingBlockScrew2ZPos),
+ new TGeoRotation("",90,90,90)));
+ vB3->AddNode(vM3, 3, new TGeoCombiTrans(0,-kMountingBlockScrew34Pos,
+ -(sB3->GetDZ()-kMountingBlockScrew34Pos),
+ new TGeoRotation("",90,90,90)));
+ vB3->AddNode(vM3, 4, new TGeoCombiTrans(0, kMountingBlockScrew34Pos,
+ -(sB3->GetDZ()-kMountingBlockScrew34Pos),
+ new TGeoRotation("",90,90,90)));
// left side
t = -TMath::RadToDeg()*TMath::ATan2(
sB0->GetX(0)-sB0->GetX(sB0->GetNvert()-1),
z0 = sB0->GetZ(0)+sB3->GetDZ();
rotrans = new TGeoCombiTrans("",x0,y0,z0,rot);
vM0->AddNode(vB3,1,rotrans); // Put Mounting bracket on sector
+ // the screw heads and nuts
+ Double_t h = sM3->GetDz() + sD1->GetDz();
+ Double_t zt = sB3->GetDZ()-kMountingBlockScrew1ZPos;
+ vM0->AddNode(vD1, 1, new TGeoCombiTrans(x0+h*CosD(180+t), y0+h*SinD(180+t),
+ z0+zt,
+ new TGeoRotation("",90+t,90,90)));
+ h = sM3->GetDz() + sD2->GetDz() + ksecCthick2 + 0.06;
+ zt = sB3->GetDZ()-kMountingBlockScrew2ZPos;
+ vM0->AddNode(vD2, 1, new TGeoCombiTrans(x0+h*CosD(180+t), y0+h*SinD(180+t),
+ z0+zt,
+ new TGeoRotation("",90+t,90,90)));
+ Double_t loc[3],mas[3];
+ loc[0]=0;
+ loc[1]=-kMountingBlockScrew34Pos;
+ loc[2]=-(sB3->GetDZ()-kMountingBlockScrew34Pos);
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vD2, 2, new TGeoCombiTrans(mas[0]+h*CosD(180+t),
+ mas[1]+h*SinD(180+t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vD2, 3, new TGeoCombiTrans(mas[0]+h*CosD(180+t),
+ mas[1]+h*SinD(180+t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+
+ rot = new TGeoRotation("",t,180.0,0.0);// z & x axis rotation
rotrans = new TGeoCombiTrans("",x0,y0,-z0,rot);
vM0->AddNode(vB3,2,rotrans); // Put Mounting bracket on sector
- /*
- j = 0; // right side, find point with largest x value
- x1 = sB0->GetX(0);
- for(i=1;i<sB0->GetNvert();i++)if(sB0->GetX(i)>x1) {j=i;x1=sB0->GetX(i);}
- j--; // Too big by 1
- //t = -TMath::RadToDeg()*TMath::ATan2(
- // sB0->GetX(j)-sB0->GetX(j-1),
- // sB0->GetY(j)-sB0->GetY(j-1));
- */
+ h = sM3->GetDz() + sN3->GetZ(1);
+ zt = sB3->GetDZ()-kMountingBlockScrew1ZPos;
+ vM0->AddNode(vN3, 1, new TGeoCombiTrans(x0+h*CosD(180+t), y0+h*SinD(180+t),
+ -z0-zt,
+ new TGeoRotation("",90+t,90,90)));
+ h += ksecCthick2 + 0.06;
+ zt = sB3->GetDZ()-kMountingBlockScrew2ZPos;
+ vM0->AddNode(vN3, 2, new TGeoCombiTrans(x0+h*CosD(180+t), y0+h*SinD(180+t),
+ -z0-zt,
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=-kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vN3, 3, new TGeoCombiTrans(mas[0]+h*CosD(180+t),
+ mas[1]+h*SinD(180+t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vN3, 4, new TGeoCombiTrans(mas[0]+h*CosD(180+t),
+ mas[1]+h*SinD(180+t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+
t *= -1.0;
rot = new TGeoRotation("",t,0.0,0.0); // z axis rotation
- /* // this way gets correct orientation but wrong "height"
- x0 = 0.5*(sB0->GetX(j)+sB0->GetX(j-1))+
- sB3->GetDX()*TMath::Cos(t*TMath::DegToRad());
- y0 = 0.5*(sB0->GetY(j)+sB0->GetY(j-1))+
- sB3->GetDX()*TMath::Sin(t*TMath::DegToRad());
- z0 = sB0->GetZ(0)+sB3->GetDZ();
- */ // I don't understand the need for this factor 3.5.
- // posibly the SPD sector as coded isn't symetric which the
- // plans would suggest.
x0 = -0.5*(sB0->GetX(0)+sB0->GetX(sB0->GetNvert()-1))-3.5*
sB3->GetDX()*TMath::Cos(t*TMath::DegToRad());
y0 = 0.5*(sB0->GetY(0)+sB0->GetY(sB0->GetNvert()-1))-3.5*
sB3->GetDX()*TMath::Sin(t*TMath::DegToRad());
- rotrans = new TGeoCombiTrans("",1.01*x0,y0,z0,rot);
+ rotrans = new TGeoCombiTrans("",1.02*x0,y0,z0,rot);
vM0->AddNode(vB3,3,rotrans); // Put Mounting bracket on sector
- rotrans = new TGeoCombiTrans("",1.01*x0,y0,-z0,rot);
+ h = sM3->GetDz() + sN3->GetZ(1) + 0.03;
+ zt = sB3->GetDZ()-kMountingBlockScrew1ZPos;
+ vM0->AddNode(vN3, 5, new TGeoCombiTrans(x0-h*CosD(180-t), y0+h*SinD(180-t),
+ z0+zt,
+ new TGeoRotation("",90+t,90,90)));
+ h += ksecCthick2 + 0.05;
+ zt = sB3->GetDZ()-kMountingBlockScrew2ZPos;
+ vM0->AddNode(vN3, 6, new TGeoCombiTrans(x0-h*CosD(180-t), y0+h*SinD(180-t),
+ z0+zt,
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=-kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vN3, 7, new TGeoCombiTrans(mas[0]-h*CosD(180-t),
+ mas[1]+h*SinD(180-t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vN3, 8, new TGeoCombiTrans(mas[0]-h*CosD(180-t),
+ mas[1]+h*SinD(180-t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+
+ rot = new TGeoRotation("",t,180.0,0.0); // z & x axis rotation
+ rotrans = new TGeoCombiTrans("",1.02*x0,y0,-z0,rot);
vM0->AddNode(vB3,4,rotrans); // Put Mounting bracket on sector
+ h = sM3->GetDz() + sD1->GetDz();
+ zt = sB3->GetDZ()-kMountingBlockScrew1ZPos;
+ vM0->AddNode(vD1, 2, new TGeoCombiTrans(x0-h*CosD(180-t), y0+h*SinD(180-t),
+ -z0-zt,
+ new TGeoRotation("",90+t,90,90)));
+ h = sM3->GetDz() + sD2->GetDz() + ksecCthick2 + 0.08;
+ zt = sB3->GetDZ()-kMountingBlockScrew2ZPos;
+ vM0->AddNode(vD2, 4, new TGeoCombiTrans(x0-h*CosD(180-t), y0+h*SinD(180-t),
+ -z0-zt,
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=-kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vD2, 5, new TGeoCombiTrans(mas[0]-h*CosD(180-t),
+ mas[1]+h*SinD(180-t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+ loc[1]=kMountingBlockScrew34Pos;
+ rotrans->LocalToMaster(loc,mas);
+ vM0->AddNode(vD2, 6, new TGeoCombiTrans(mas[0]-h*CosD(180-t),
+ mas[1]+h*SinD(180-t),
+ mas[2],
+ new TGeoRotation("",90+t,90,90)));
+
if(GetDebug(3)){
vM0->PrintNodes();
vA0->PrintNodes();
- vA1->PrintNodes();
vB0->PrintNodes();
- vB1->PrintNodes();
- vB2->PrintNodes();
vB3->PrintNodes();
vTA0->PrintNodes();
vTA1->PrintNodes();
bc = 2.*l*r2;
if(bc==0.0) {printf("bc=0 l=%e r2=%e\n",l,r2);return kFALSE;}
betac = TMath::ACos(ac/bc);
- alphac = TMath::Sqrt(bc*bc-ac*ac)/(2.*l*r1);
+ alphac = TMath::Sqrt((bc-ac)*(bc+ac))/(2.*l*r1);
scb = r2*betac;
sca = r1*alphac;
t = r1*0.5*TMath::Pi() - sca + scb;
// ---
// Returns kTRUE if no problems encountered.
// Returns kFALSE if a problem was encountered (e.g.: shape not found).
- //
+ //
Int_t isize = fSPDsectorX0.GetSize();
x0 = x1 = y0 = y1 = 0.0;
if(index < 0 || index > isize) {
- AliError(Form("index = %d: allowed 0 --> %", index, isize));
- return kFALSE;
+ AliError(Form("index = %d: allowed 0 --> %d", index, isize));
+ return kFALSE;
} // end if(index<0||index>isize)
x0 = fSPDsectorX0[index];
x1 = fSPDsectorX1[index];
return kTRUE;
}
//______________________________________________________________________
-void AliITSv11GeometrySPD::SPDsectorShape(Int_t n,const Double_t *xc,
+void AliITSv11GeometrySPD::SPDsectorShape(Int_t n,const Double_t *xc,
const Double_t *yc, const Double_t *r,
- const Double_t *ths, const Double_t *the,
+ const Double_t *ths, const Double_t *the,
Int_t npr, Int_t &m, Double_t **xp, Double_t **yp) const
{
//
// Double_t *the array of ending angles [degrees].
// Int_t npr the number of lines segments to aproximate the arc.
// Outputs (arguments passed by reference):
- // Int_t m the number of enetries in the arrays *xp[npr+1]
+ // Int_t m the number of enetries in the arrays *xp[npr+1]
// and *yp[npr+1].
// Double_t **xp array of x coordinate values of the line segments
// which make up the SPD support sector shape.
// dimensions related to this object:
// size[0] = 'thickness' (the smallest dimension)
// size[1] = 'length' (the direction along the ALICE Z axis)
- // size[2] = 'width' (extension in the direction perp. to the
+ // size[2] = 'width' (extension in the direction perp. to the
// above ones)
// 3 - the used TGeoManager
- // ** CRITICAL CHECK **
+ // ** CRITICAL CHECK **
// layer number can be ONLY 1 or 2
if (layer != 1 && layer != 2) AliFatal("Layer number MUST be 1 or 2");
TGeoMedium *medSPDSiChip = GetMedium("SPD SI CHIP$",mgr); // SPD SI CHIP
TGeoMedium *medSi = GetMedium("SI$",mgr);
TGeoMedium *medBumpBond = GetMedium("COPPER$",mgr); // ??? BumpBond
-
- // ** SIZES **
+
+ // ** SIZES **
Double_t chipThickness = fgkmm * 0.150;
Double_t chipWidth = fgkmm * 15.950;
Double_t chipLength = fgkmm * 13.600;
Double_t sensThickness = fgkmm * 0.200;
Double_t sensLength = fgkmm * 69.600;
Double_t sensWidth = fgkmm * 12.800;
- Double_t guardRingWidth = fgkmm * 0.560; // a border of this thickness
+ Double_t guardRingWidth = fgkmm * 0.560; // a border of this thickness
// all around the sensor
Double_t bbLength = fgkmm * 0.042;
Double_t bbWidth = sensWidth;
// While creating this volume, since it is a sensitive volume,
// we must respect some standard criteria for its local reference frame.
// Local X must correspond to x coordinate of the sensitive volume:
- // this means that we are going to create the container with a local
+ // this means that we are going to create the container with a local
// reference system that is **not** in the middle of the box.
- // This is accomplished by calling the shape constructor with an
+ // This is accomplished by calling the shape constructor with an
// additional option ('originShift'):
Double_t xSens = 0.5 * (width - sensWidth - 2.0*guardRingWidth);
Double_t originShift[3] = {-xSens, 0., 0.};
// the sensor as well
TGeoVolume *volSens = mgr->MakeBox(GetSenstiveVolumeName(layer),medSi,
0.5*sensWidth,0.5*sensThickness,0.5*sensLength);
- // the guard ring shape is the subtraction of two boxes with the
+ // the guard ring shape is the subtraction of two boxes with the
// same center.
TGeoBBox *shIn = new TGeoBBox(0.5*sensWidth,sensThickness,0.5*sensLength);
TGeoBBox *shOut = new TGeoBBox(0.5*sensWidth+guardRingWidth,
// sensor is translated along thickness (X) and width (Y)
Double_t ySens = 0.5 * (thickness - sensThickness);
Double_t zSens = 0.0;
- // we want that the x of the ladder is the same as the one of
+ // we want that the x of the ladder is the same as the one of
// its sensitive volume
TGeoTranslation *trSens = new TGeoTranslation(0.0, ySens, zSens);
// bump bonds are translated along all axes:
y = 0.5 * (chipThickness - thickness);
z = 0.0;
for (i = 0; i < 5; i++) {
- z = -0.5*length + guardRingWidth
+ z = -0.5*length + guardRingWidth
+ (Double_t)i*chipSpacing + ((Double_t)(i) + 0.5)*chipLength;
trChip[i] = new TGeoTranslation(x, y, z);
} // end ofr i
-
+
// add nodes to container
container->AddNode(volSens, 1, trSens);
container->AddNode(volBorder, 1, trSens);
return container;
}
-/*
-//______________________________________________________________________
-TGeoVolume* AliITSv11GeometrySPD::CreateLadder
- (Int_t layer, TArrayD &sizes, TGeoManager *mgr) const
-{
- //
- // Creates the "ladder" = silicon sensor + 5 chips.
- // Returns a TGeoVolume containing the following components:
- // - the sensor (TGeoBBox), whose name depends on the layer
- // - 5 identical chips (TGeoBBox)
- // - a guard ring around the sensor (subtraction of TGeoBBoxes),
- // which is separated from the rest of sensor because it is not
- // a sensitive part
- // - bump bondings (TGeoBBox stripes for the whole width of the
- // sensor, one per column).
- // ---
- // Arguments:
- // 1 - the owner layer (MUST be 1 or 2 or a fatal error is raised)
- // 2 - a TArrayD passed by reference, which will contain relevant
- // dimensions related to this object:
- // size[0] = 'thickness' (the smallest dimension)
- // size[1] = 'length' (the direction along the ALICE Z axis)
- // size[2] = 'width' (extension in the direction perp. to the
- // above ones)
- // 3 - the used TGeoManager
-
- // ** CRITICAL CHECK ******************************************************
- // layer number can be ONLY 1 or 2
- if (layer != 1 && layer != 2) AliFatal("Layer number MUST be 1 or 2");
-
- // ** MEDIA ***************************************************************
-
- TGeoMedium *medAir = GetMedium("AIR$",mgr);
- TGeoMedium *medSPDSiChip = GetMedium("SPD SI CHIP$",mgr); // SPD SI CHIP
- TGeoMedium *medSi = GetMedium("SI$",mgr);
- TGeoMedium *medBumpBond = GetMedium("COPPER$",mgr); // ??? BumpBond
-
- // ** SIZES ***************************************************************
-
- Double_t chipThickness = fgkmm * 0.150;
- Double_t chipWidth = fgkmm * 15.950;
- Double_t chipLength = fgkmm * 13.600;
- Double_t chipSpacing = fgkmm * 0.400; // separation of chips along Z
- Double_t sensThickness = fgkmm * 0.200;
- Double_t sensLength = fgkmm * 69.600;
- Double_t sensWidth = fgkmm * 12.800;
- Double_t guardRingWidth = fgkmm * 0.560; // guard ring around sensor
- Double_t bbLength = fgkmm * 0.042;
- Double_t bbWidth = sensWidth;
- Double_t bbThickness = fgkmm * 0.012;
- Double_t bbPos = 0.080; // Z position w.r. to left pixel edge
-
- // the three dimensions of the box which contains the ladder
- // are returned in the 'sizes' argument, and are used for volumes positionement
- // for readability purpose, they are linked by reference to a more meaningful name
- sizes.Set(3);
- Double_t &thickness = sizes[0];
- Double_t &length = sizes[1];
- Double_t &width = sizes[2];
- // the container is a box which exactly enclose all the stuff
- width = chipWidth;
- length = sensLength + 2.0*guardRingWidth;
- thickness = sensThickness + chipThickness + bbThickness;
-
- // ** VOLUMES *************************************************************
-
- // This is a sensitive volume.
- // Local X must correspond to x coordinate of the sensitive volume:
- // to respect this, the origin of the local reference system
- // must be shifted from the middle of the box, using
- // an additional option ('originShift') when creating the container shape:
- Double_t xSens = 0.5 * (width - sensWidth - 2.0*guardRingWidth);
- Double_t originShift[3] = {-xSens, 0., 0.};
-
- // now the container is a TGeoBBox with this shift,
- // and the volume is made of air (it does not exist in reality)
- TGeoBBox *shLadder = new TGeoBBox(0.5*width, 0.5*thickness, 0.5*length, originShift);
- TGeoVolume *vLadder = new TGeoVolume(Form("ITSSPDlay%d-Ladder", layer), shLadder, medAir);
-
- // the chip is a common box
- TGeoVolume *vChip = mgr->MakeBox("ITSSPDchip", medSPDSiChip,
- 0.5*chipWidth, 0.5*chipThickness, 0.5*chipLength);
-
- // to build the sensor with its guard ring, we create a TGeoBBox with the size
- // of the sensor + guard ring, and we insert the true sensor into it as an
- // internal node: this simplifies the implementation with the same result
- TGeoVolume *vSensGuard = mgr->MakeBox(Form("%s-guardRing", GetSenstiveVolumeName(layer)),
- medSi,
- 0.5*sensWidth + guardRingWidth,
- 0.5*sensThickness,
- 0.5*sensLength + guardRingWidth);
- TGeoVolume *vSens = mgr->MakeBox(GetSenstiveVolumeName(layer), medSi,
- 0.5*sensWidth,0.5*sensThickness,0.5*sensLength);
- vSensGuard->AddNode(vSens, 0);
- vSensGuard->SetTransparency(50);
-
- // bump bond is a common box for one whole column
- TGeoVolume *vBB = mgr->MakeBox("ITSSPDbb", medBumpBond,
- 0.5*bbWidth, 0.5*bbThickness, 0.5*bbLength);
-
- // set colors of all objects for visualization
- vLadder->SetLineColor(kRed);
- vSens->SetLineColor(kYellow + 1);
- vChip->SetLineColor(kGreen);
- vSensGuard->SetLineColor(kYellow + 3);
- vBB->SetLineColor(kGray);
-
- // ** MOVEMENTS **
- // sensor is translated along thickness (Y) and width (X)
- Double_t ySens = 0.5 * (thickness - sensThickness);
- Double_t zSens = 0.0;
- // we want that the x of the ladder is the same as the one of
- // its sensitive volume
- TGeoTranslation *trSens = new TGeoTranslation(0.0, ySens, zSens);
- // bump bonds are translated along all axes:
- // keep same Y used for sensors, but change the Z
- TGeoTranslation *trBB[160];
- Double_t x = 0.0;
- Double_t y = 0.5 * (thickness - bbThickness) - sensThickness;
- Double_t z = -0.5 * sensLength + guardRingWidth + fgkmm*0.425 - bbPos;
- Int_t i;
- for (i = 0; i < 160; i++) {
- trBB[i] = new TGeoTranslation(x, y, z);
- switch(i) {
- case 31:case 63:case 95:case 127:
- z += fgkmm * 0.625 + fgkmm * 0.2;
- break;
- default:
- z += fgkmm * 0.425;
- } // end switch
- } // end for i
- // the chips are translated along the length (Z) and thickness (X)
- TGeoTranslation *trChip[5] = {0, 0, 0, 0, 0};
- x = -xSens;
- y = 0.5 * (chipThickness - thickness);
- z = 0.0;
- for (i = 0; i < 5; i++) {
- z = -0.5*length + guardRingWidth
- + (Double_t)i*chipSpacing + ((Double_t)(i) + 0.5)*chipLength;
- trChip[i] = new TGeoTranslation(x, y, z);
- } // end ofr i
-
- // add nodes to container
- vLadder->AddNode(vSensGuard, 1, trSens);
- //vLadderAddNode(volBorder, 1, trSens);
- for (i = 0; i < 160; i++) vLadder->AddNode(vBB,i+1,trBB[i]);
- for (i = 0; i < 5; i++) vLadder->AddNode(vChip,i+3,trChip[i]);
- // return the container
- return vLadder;
-}
-*/
-
//______________________________________________________________________
TGeoVolume* AliITSv11GeometrySPD::CreateClip(TArrayD &sizes,Bool_t isDummy,
TGeoManager *mgr) const
// They have a complicated shape which is approximated by a TGeoXtru
// Implementation of a single clip over an half-stave.
// It has a complicated shape which is approximated to a section like this:
- //
+ //
// 6
// /\ .
// 7 //\\ 5
// / 1\\___________________4
// 0 \___________________
// 2 3
- // with a finite thickness for all the shape
+ // with a finite thickness for all the shape
// Its local reference frame is such that point A corresponds to origin.
- //
+ //
+
+ // MODIFIED geometry
+ Double_t sposty = fgkmm * -0.5; // lower internal side to avoid overlaps with modified geometry
+
Double_t fullLength = fgkmm * 12.6; // = x4 - x0
Double_t flatLength = fgkmm * 5.4; // = x4 - x3
Double_t inclLongLength = fgkmm * 5.0; // = 5-6
Double_t fullHeight = fgkmm * 2.8; // = y6 - y3
Double_t thickness = fgkmm * 0.18; // thickness
Double_t totalLength = fgkmm * 52.0; // total length in Z
- Double_t holeSize = fgkmm * 5.0; // dimension of cubic
+ Double_t holeSize = fgkmm * 5.0; // dimension of cubic
// hole inserted for pt1000
Double_t angle1 = 27.0; // supplementary of angle DCB
Double_t angle2; // angle DCB
Double_t angle3; // angle of GH with vertical
-
+
angle2 = 0.5 * (180.0 - angle1);
- angle3 = 90.0 - TMath::ACos(fullLength - flatLength -
- inclLongLength*TMath::Cos(angle1)) *
+ angle3 = 90.0 - TMath::ACos(fullLength - flatLength -
+ inclLongLength*TMath::Cos(angle1)) *
TMath::RadToDeg();
angle1 *= TMath::DegToRad();
angle2 *= TMath::DegToRad();
angle3 *= TMath::DegToRad();
Double_t x[8], y[8];
-
+
x[0] = 0.0;
x[1] = x[0] + fullLength - flatLength - inclLongLength*TMath::Cos(angle1);
x[2] = x[0] + fullLength - flatLength;
x[5] = x[4] - flatLength + thickness * TMath::Cos(angle2);
x[6] = x[1];
x[7] = x[0];
-
+
y[0] = 0.0;
y[1] = y[0] + inclShortLength * TMath::Cos(angle3);
y[2] = y[1] - inclLongLength * TMath::Sin(angle1);
y[5] = y[4];
y[6] = y[1] + thickness;
y[7] = y[0] + thickness;
-
+
+ y[0] += sposty;
+ y[7] += sposty;
+
sizes.Set(7);
sizes[0] = totalLength;
sizes[1] = fullHeight;
shClip->DefinePolygon(8, x, y);
shClip->DefineSection(0, -0.5*totalLength, 0., 0., 1.0);
shClip->DefineSection(1, 0.5*totalLength, 0., 0., 1.0);
-
+
TGeoBBox *shHole = new TGeoBBox("ITSSPDSHClipHole",0.5*holeSize,
0.5*holeSize,0.5*holeSize);
TGeoTranslation *tr1 = new TGeoTranslation("ITSSPDTRClipHole1",x[2],0.0,
TGeoVolume *vClip = new TGeoVolume("ITSSPDclip", shClipHole, mat);
vClip->SetLineColor(kGray + 2);
return vClip;
-}//______________________________________________________________________
+}
+
+//______________________________________________________________________
+TGeoVolume* AliITSv11GeometrySPD::CreatePatchPanel(TArrayD &sizes,
+ TGeoManager *mgr) const
+{
+ //
+ // Creates the patch panel approximated with a "L"-shaped TGeoXtru
+ // with a finite thickness for all the shape
+ // Its local reference frame is such that point A corresponds to origin.
+ //
+ Double_t hLength = fgkmm * 50.0; // horizontal length
+ Double_t vLength = fgkmm * 50.0; // vertical length
+ Double_t angle = 88.3; // angle between hor and vert
+ Double_t thickness = fgkmm * 4.0; // thickness
+ Double_t width = fgkmm * 100.0; // width looking from cone
+
+ Double_t x[7], y[7];
+
+ y[0] = 0.0;
+ y[1] = y[0] + hLength;
+ y[2] = y[1];
+ y[3] = y[0] + thickness;
+ y[4] = y[3] + vLength * TMath::Cos(angle*TMath::DegToRad());
+ y[5] = y[4] - thickness / TMath::Sin(angle*TMath::DegToRad());
+ y[6] = y[0];
+
+ x[0] = 0.0;
+ x[1] = x[0];
+ x[2] = x[1] + thickness;
+ x[3] = x[2];
+ x[4] = x[3] + vLength * TMath::Sin(angle*TMath::DegToRad());
+ x[5] = x[4];
+ x[6] = x[0] + thickness;
+
+ sizes.Set(3);
+ sizes[0] = hLength;
+ sizes[1] = vLength;
+ sizes[2] = thickness;
+
+ TGeoXtru *shPatch = new TGeoXtru(2);
+ shPatch->SetName("ITSSPDpatchShape1");
+ shPatch->DefinePolygon(7, x, y);
+ shPatch->DefineSection(0, -0.5*width, 0., 0., 1.0);
+ shPatch->DefineSection(1, 0.5*width, 0., 0., 1.0);
+
+ /*
+ Double_t subThickness = 10.0 * fgkmm;
+ Double_t subWidth = 55.0 * fgkmm;
+ new TGeoBBox("ITSSPDpatchShape2", 0.5*subThickness, 60.0 * fgkmm, 0.5*subWidth);
+ TGeoRotation *rotSub = new TGeoRotation(*gGeoIdentity);
+ rotSub->SetName("shPatchSubRot");
+ rotSub->RotateZ(50.0);
+ rotSub->RegisterYourself();
+ TGeoCombiTrans *trSub = new TGeoCombiTrans(0.26*hLength, 0.26*vLength, 0.0, rotSub);
+ trSub->SetName("shPatchSubTr");
+ trSub->RegisterYourself();
+
+ TGeoCompositeShape *shPatchFinal = new TGeoCompositeShape("ITSSPDpatchShape1-(ITSSPDpatchShape2:shPatchSubTr)");
+ */
+
+ TGeoMedium *mat = GetMedium("AL$", mgr);
+ //TGeoVolume *vPatch = new TGeoVolume("ITSSPDpatchPanel", shPatchFinal, mat);
+ TGeoVolume *vPatch = new TGeoVolume("ITSSPDpatchPanel", shPatch, mat);
+ vPatch->SetLineColor(kAzure);
+
+ return vPatch;
+}
+
+//___________________________________________________________________
TGeoCompositeShape* AliITSv11GeometrySPD::CreateGroundingFoilShape
(Int_t itype,Double_t &length,Double_t &width,
Double_t thickness,TArrayD &sizes)
{
//
- // Creates the typical composite shape of the grounding foil:
- //
+ // Creates the typical composite shape of the grounding foil:
+ //
// +---------------------------------------------------------+
// | 5 6 9 |
// | +-----------+ +------------+ 10
// 0
// Z + 11
//
- // This shape is used 4 times: two layers of glue, one in kapton
- // and one in aluminum, taking into account that the aliminum
+ // This shape is used 4 times: two layers of glue, one in kapton
+ // and one in aluminum, taking into account that the aliminum
// layer has small differences in the size of some parts.
// ---
- // In order to overcome problems apparently due to a large number
- // of points, the shape creation is done according the following
+ // In order to overcome problems apparently due to a large number
+ // of points, the shape creation is done according the following
// steps:
- // 1) a TGeoBBox is created with a size right enough to contain
+ // 1) a TGeoBBox is created with a size right enough to contain
// the whole shape (0-1-X-13)
- // 2) holes are defined as other TGeoBBox which are subtracted
+ // 2) holes are defined as other TGeoBBox which are subtracted
// from the main shape
- // 3) a TGeoXtru is defined connecting the points (0-->11-->0)
+ // 3) a TGeoXtru is defined connecting the points (0-->11-->0)
// and is also subtracted from the main shape
// ---
- // The argument ("type") is used to choose between all these
+ // The argument ("type") is used to choose between all these
// possibilities:
// - type = 0 --> kapton layer
// - type = 1 --> aluminum layer
// - type = 2 --> glue layer between support and GF
// - type = 3 --> glue layer between GF and ladders
- // Returns: a TGeoCompositeShape which will then be used to shape
- // several volumes. Since TGeoXtru is used, the local reference
+ // Returns: a TGeoCompositeShape which will then be used to shape
+ // several volumes. Since TGeoXtru is used, the local reference
// frame of this object has X horizontal and Y vertical w.r to
// the shape drawn above, and Z axis going perpendicularly to the screen.
- // This is not the correct reference for the half stave, for which
- // the "long" dimension is Z and the "short" is X, while Y goes in
- // the direction of thickness. This will imply some rotations when
+ // This is not the correct reference for the half stave, for which
+ // the "long" dimension is Z and the "short" is X, while Y goes in
+ // the direction of thickness. This will imply some rotations when
// using the volumes created with this shape.
-
+
// suffix to differentiate names
Char_t type[10];
-
+
// size of the virtual box containing exactly this volume
length = fgkmm * 243.18;
width = fgkmm * 15.95;
} // end if itype==1
switch (itype) {
case 0:
- sprintf(type,"Kap");
+ snprintf(type,10,"Kap");
break;
case 1:
- sprintf(type,"Alu");
+ snprintf(type,10, "Alu");
break;
case 2:
- sprintf(type,"Glue1");
+ snprintf(type,10,"Glue1");
break;
case 3:
- sprintf(type,"Glue2");
+ snprintf(type,10,"Glue2");
break;
}
- // we divide the shape in several slices along the horizontal
- // direction (local X) here we define define the length of all
+ // we divide the shape in several slices along the horizontal
+ // direction (local X) here we define define the length of all
// sectors (from leftmost to rightmost)
Int_t i;
Double_t sliceLength[] = { 140.71, 2.48, 26.78, 4.00,
sliceLength[5] += fgkmm * 0.4;
sliceLength[6] -= fgkmm * 0.4;
} // end if itype ==1
-
- // as shown in the drawing, we have four different widths
+
+ // as shown in the drawing, we have four different widths
// (along local Y) in this shape:
Double_t widthMax = fgkmm * 15.95;
Double_t widthMed1 = fgkmm * 15.00;
widthMed2 -= fgkmm * 0.4;
widthMin -= fgkmm * 0.4;
} // end if itype==1
-
+
// create the main shape
TGeoBBox *shGroundFull = 0;
shGroundFull = new TGeoBBox(Form("ITSSPDSHgFoil%sFull", type),
0.5*length,0.5*width, 0.5*thickness);
-
- // create the polygonal shape to be subtracted to give the correct
- // shape to the borders its vertices are defined in sugh a way that
- // this polygonal will be placed in the correct place considered
- // that the origin of the local reference frame is in the center
- // of the main box: we fix the starting point at the lower-left
- // edge of the shape (point 12), and add all points in order,
+
+ if(GetDebug(5)) shGroundFull->Print(); // Avoid Coverity warning
+
+ // create the polygonal shape to be subtracted to give the correct
+ // shape to the borders its vertices are defined in sugh a way that
+ // this polygonal will be placed in the correct place considered
+ // that the origin of the local reference frame is in the center
+ // of the main box: we fix the starting point at the lower-left
+ // edge of the shape (point 12), and add all points in order,
// following a clockwise rotation
-
+
Double_t x[13], y[13];
x[ 0] = -0.5 * length + sliceLength[0];
y[ 0] = -0.5 * widthMax;
shGroundXtru->DefinePolygon(13, x, y);
shGroundXtru->DefineSection(0, -thickness, 0., 0., 1.0);
shGroundXtru->DefineSection(1, thickness, 0., 0., 1.0);
-
+
// define a string which will express the algebric operations among volumes
// and add the subtraction of this shape from the main one
TString strComposite(Form("ITSSPDSHgFoil%sFull-(%s+", type,
shGroundXtru->GetName()));
-
+
// define the holes according to size information coming from drawings:
Double_t holeLength = fgkmm * 10.00;
Double_t holeWidth = fgkmm * 7.50;
- Double_t holeSepX0 = fgkmm * 7.05; // separation between center
+ Double_t holeSepX0 = fgkmm * 7.05; // separation between center
// of first hole and left border
- Double_t holeSepXC = fgkmm * 14.00; // separation between the centers
+ Double_t holeSepXC = fgkmm * 14.00; // separation between the centers
// of two consecutive holes
- Double_t holeSepX1 = fgkmm * 15.42; // separation between centers of
+ Double_t holeSepX1 = fgkmm * 15.42; // separation between centers of
// 5th and 6th hole
- Double_t holeSepX2 = fgkmm * 22.00; // separation between centers of
+ Double_t holeSepX2 = fgkmm * 22.00; // separation between centers of
// 10th and 11th hole
if (itype == 1) {
holeSepX0 -= fgkmm * 0.2;
sizes[4] = holeSepX1;
sizes[5] = holeSepX2;
sizes[6] = fgkmm * 4.40;
-
+
// X position of hole center (will change for each hole)
Double_t holeX = -0.5*length;
// Y position of center of all holes (= 4.4 mm from upper border)
Double_t holeY = 0.5*(width - holeWidth) - widthMin;
-
+
// create a shape for the holes (common)
- TGeoBBox *shHole = 0;
- shHole = new TGeoBBox(Form("ITSSPD%sGfoilHole", type),0.5*holeLength,
- 0.5*holeWidth, thickness);
-
+ new TGeoBBox(Form("ITSSPD%sGfoilHole", type),0.5*holeLength,
+ 0.5*holeWidth, thickness);
+
// insert the holes in the XTRU shape:
- // starting from the first value of X, they are simply
+ // starting from the first value of X, they are simply
// shifted along this axis
char name[200];
TGeoTranslation *transHole[11];
holeX += holeSepX2;
} // end if else if's
//cout << i << " --> X = " << holeX << endl;
- sprintf(name,"ITSSPDTRgFoil%sHole%d", type, i);
+ snprintf(name,200,"ITSSPDTRgFoil%sHole%d", type, i);
transHole[i] = new TGeoTranslation(name, holeX, holeY, 0.0);
transHole[i]->RegisterYourself();
strComposite.Append(Form("ITSSPD%sGfoilHole:%s", type, name));
if (i < 10) strComposite.Append("+"); else strComposite.Append(")");
} // end for i
-
+
// create composite shape
TGeoCompositeShape *shGround = new TGeoCompositeShape(
Form("ITSSPDSHgFoil%s", type), strComposite.Data());
return shGround;
}
//______________________________________________________________________
-TGeoVolume* AliITSv11GeometrySPD::CreateGroundingFoil(Bool_t isRight,
+TGeoVolumeAssembly* AliITSv11GeometrySPD::CreateGroundingFoil(Bool_t isRight,
TArrayD &sizes, TGeoManager *mgr)
{
//
- // Create a volume containing all parts of the grounding foil a
- // for a half-stave.
+ // Create a volume containing all parts of the grounding foil a
+ // for a half-stave.
// It consists of 4 layers with the same shape but different thickness:
// 1) a layer of glue
// 2) the aluminum layer
// 4) another layer of glue
// ---
// Arguments:
- // 1: a boolean value to know if it is the grounding foir for
+ // 1: a boolean value to know if it is the grounding foir for
// the right or left side
// 2: a TArrayD which will contain the dimension of the container box:
// - size[0] = length along Z (the beam line direction)
- // - size[1] = the 'width' of the stave, which defines, together
+ // - size[1] = the 'width' of the stave, which defines, together
// with Z, the plane of the carbon fiber support
- // - size[2] = 'thickness' (= the direction along which all
+ // - size[2] = 'thickness' (= the direction along which all
// stave components are superimposed)
// 3: the TGeoManager
// ---
- // The return value is a TGeoBBox volume containing all grounding
+ // The return value is a TGeoBBox volume containing all grounding
// foil components.
// to avoid strange behaviour of the geometry manager,
// create a suffix to be used in the names of all shapes
//
char suf[5];
- if (isRight) strcpy(suf, "R"); else strcpy(suf, "L");
- // this volume will be created in order to ease its placement in
- // the half-stave; then, it is added here the small distance of
- // the "central" edge of each volume from the Z=0 plane in the stave
+ if (isRight) strncpy(suf, "R", 5); else strncpy(suf, "L", 5);
+ // this volume will be created in order to ease its placement in
+ // the half-stave; then, it is added here the small distance of
+ // the "central" edge of each volume from the Z=0 plane in the stave
// reference (which coincides with ALICE one)
Double_t dist = fgkmm * 0.71;
-
+
// define materials
TGeoMedium *medKap = GetMedium("SPD KAPTON(POLYCH2)$", mgr);
TGeoMedium *medAlu = GetMedium("AL$", mgr);
TGeoMedium *medGlue = GetMedium("EPOXY$", mgr); //??? GLUE_GF_SUPPORT
-
+
// compute the volume shapes (thicknesses change from one to the other)
Double_t kpLength, kpWidth, alLength, alWidth;
TArrayD kpSize, alSize, glSize;
g0Thickness, glSize);
TGeoCompositeShape *g1Shape = CreateGroundingFoilShape(3,kpLength,kpWidth,
g1Thickness, glSize);
- // create the component volumes and register their sizes in the
- // passed arrays for readability reasons, some reference variables
+ // create the component volumes and register their sizes in the
+ // passed arrays for readability reasons, some reference variables
// explicit the meaning of the array slots
TGeoVolume *kpVol = new TGeoVolume(Form("ITSSPDgFoilKap%s",suf),
kpShape, medKap);
Double_t &fullThickness = sizes[0];
Double_t &fullLength = sizes[1];
Double_t &fullWidth = sizes[2];
- // kapton leads the larger dimensions of the foil
+ // kapton leads the larger dimensions of the foil
// (including the cited small distance from Z=0 stave reference plane)
// the thickness is the sum of the ones of all components
fullLength = kpLength + dist;
fullWidth = kpWidth;
fullThickness = kpThickness + alThickness + g0Thickness + g1Thickness;
// create the container
- TGeoMedium *air = GetMedium("AIR$", mgr);
- TGeoVolume *container = mgr->MakeBox(Form("ITSSPDgFOIL-%s",suf),
- air, 0.5*fullThickness, 0.5*fullWidth, 0.5*fullLength);
- // create the common correction rotation (which depends of what side
+// TGeoMedium *air = GetMedium("AIR$", mgr);
+ TGeoVolumeAssembly *container = new TGeoVolumeAssembly(Form("ITSSPDgFOIL-%s",suf));
+// TGeoVolume *container = mgr->MakeBox(Form("ITSSPDgFOIL-%s",suf),
+// air, 0.5*fullThickness, 0.5*fullWidth, 0.5*fullLength);
+ // create the common correction rotation (which depends of what side
// we are building)
TGeoRotation *rotCorr = new TGeoRotation(*gGeoIdentity);
if (isRight) rotCorr->RotateY(90.0);
- else rotCorr->RotateY(-90.0);
- // compute the translations, which are in the length and
+ else rotCorr->RotateY(-90.0);
+ // compute the translations, which are in the length and
// thickness directions
Double_t x, y, z, shift = 0.0;
if (isRight) shift = dist;
x += 0.5*(alThickness + g1Thickness);
z = 0.5*(fullLength - kpLength) - shift;
TGeoCombiTrans *glTrans1 = new TGeoCombiTrans(x, 0.0, z, rotCorr);
-
+
//cout << fgkGapHalfStave << endl;
//cout << g0Thickness << endl;
//cout << kpThickness << endl;
container->AddNode(kpVol, 1, kpTrans);
container->AddNode(alVol, 1, alTrans);
container->AddNode(g0Vol, 1, glTrans0);
- container->AddNode(g1Vol, 2, glTrans1);
- // to add the grease we remember the sizes of the holes, stored as
+ container->AddNode(g1Vol, 2, glTrans1);
+ // to add the grease we remember the sizes of the holes, stored as
// additional parameters in the kapton layer size:
// - sizes[3] = hole length
// - sizes[4] = hole width
// - sizes[6] = standard separation between holes
// - sizes[7] = separation between 5th and 6th hole
// - sizes[8] = separation between 10th and 11th hole
- // - sizes[9] = separation between the upper hole border and
+ // - sizes[9] = separation between the upper hole border and
// the foil border
Double_t holeLength = kpSize[0];
Double_t holeWidth = kpSize[1];
// - the MCM chips (specifications from EDMS)
// - the cap which covers the zone where chips are bound to MCM
// ---
- // The local reference frame of this assembly is defined in such a way
- // that all volumes are contained in a virtual box whose center
- // is placed exactly in the middle of the occupied space w.r to all
- // directions. This will ease the positioning of this object in the
- // half-stave. The sizes of this virtual box are stored in
+ // The local reference frame of this assembly is defined in such a way
+ // that all volumes are contained in a virtual box whose center
+ // is placed exactly in the middle of the occupied space w.r to all
+ // directions. This will ease the positioning of this object in the
+ // half-stave. The sizes of this virtual box are stored in
// the array passed by reference.
// ---
// Arguments:
- // - a boolean flag to know if this is the "left" or "right" MCM, when
- // looking at the stave from above (i.e. the direction from which
- // one sees bus over ladders over grounding foil) and keeping the
- // continuous border in the upper part, one sees the thicker part
+ // - a boolean flag to know if this is the "left" or "right" MCM, when
+ // looking at the stave from above (i.e. the direction from which
+ // one sees bus over ladders over grounding foil) and keeping the
+ // continuous border in the upper part, one sees the thicker part
// on the left or right.
- // - an array passed by reference which will contain the size of
+ // - an array passed by reference which will contain the size of
// the virtual container.
// - a pointer to the used TGeoManager.
//
// to distinguish the "left" and "right" objects, a suffix is created
char suf[5];
- if (isRight) strcpy(suf, "R"); else strcpy(suf, "L");
+ if (isRight) strncpy(suf, "R", 5); else strncpy(suf, "L", 5);
// ** MEDIA **
TGeoMedium *medBase = GetMedium("SPD KAPTON(POLYCH2)$",mgr);// ??? MCM BASE
TGeoMedium *medChip = GetMedium("SPD SI CHIP$",mgr);
TGeoMedium *medCap = GetMedium("AL$",mgr);
- // The shape of the MCM is divided into 3 sectors with different
+ // The shape of the MCM is divided into 3 sectors with different
// widths (Y) and lengths (X), like in this sketch:
//
- // 0 1 2
+ // 0 1 2
// +---------------------+-----------------------------------+
// | 4 sect 2 |
// | 6 sect 1 /-------------------+
// the inclination of all oblique borders (6-7, 4-5) is always 45 degrees.
// From drawings we can parametrize the dimensions of all these sectors,
// then the shape of this part of the MCM is implemented as a
- // TGeoXtru centerd in the virtual XY space.
+ // TGeoXtru centerd in the virtual XY space.
// The first step is definig the relevant sizes of this shape:
Int_t i, j;
Double_t mcmThickness = fgkmm * 0.35;
width = sizeYsector[0];
thickness = mcmThickness + capHeight;
- // define all the relevant vertices of the polygon
+ // define all the relevant vertices of the polygon
// which defines the transverse shape of the MCM.
- // These values are used to several purposes, and
+ // These values are used to several purposes, and
// for each one, some points must be excluded
Double_t xRef[9], yRef[9];
xRef[0] = -0.5*sizeXtot;
xRef[8] = xRef[0];
yRef[8] = -yRef[0];
- // the above points are defined for the "right" MCM (if ve view the
- // stave from above) in order to change to the "left" one, we must
+ // the above points are defined for the "right" MCM (if ve view the
+ // stave from above) in order to change to the "left" one, we must
// change the sign to all X values:
if (isRight) for (i = 0; i < 9; i++) xRef[i] = -xRef[i];
-
- // the shape of the MCM and glue layer are done excluding point 1,
+
+ // the shape of the MCM and glue layer are done excluding point 1,
// which is not necessary and cause the geometry builder to get confused
j = 0;
Double_t xBase[8], yBase[8];
j++;
} // end for i
- // define positions of chips,
+ // define positions of chips,
// which must be added to the bottom-left corner of MCM
// and divided by 1E4;
Double_t chipX[5], chipY[5];
chipThickness[i] *= fgkmm;
} // end for i
- // create shapes for MCM
+ // create shapes for MCM
Double_t z1, z2;
TGeoXtru *shBase = new TGeoXtru(2);
z1 = -0.5*thickness;
TGeoVolume *volBase = new TGeoVolume("ITSSPDbase", shBase, medBase);
volBase->SetLineColor(kRed);
- // to create the border of the MCM cover, it is required the
- // subtraction of two shapes the outer is created using the
+ // to create the border of the MCM cover, it is required the
+ // subtraction of two shapes the outer is created using the
// reference points defined here
TGeoXtru *shCapOut = new TGeoXtru(2);
shCapOut->SetName(Form("ITSSPDshCAPOUT%s", suf));
shCapIn->DefineSection(1, z2 + 0.01, 0., 0., 1.0);
// compose shapes
TGeoCompositeShape *shCapBorder = new TGeoCompositeShape(
- Form("ITSSPDshBORDER%s", suf),
+ Form("ITSSPDshBORDER%s", suf),
Form("%s-%s", shCapOut->GetName(),
shCapIn->GetName()));
// create volume
TGeoVolume *volCapBorder = new TGeoVolume("ITSSPDcapBoarder",
shCapBorder,medCap);
volCapBorder->SetLineColor(kGreen);
- // finally, we create the top of the cover, which has the same
- // shape of outer border and a thickness equal of the one othe
+ // finally, we create the top of the cover, which has the same
+ // shape of outer border and a thickness equal of the one othe
// cover border one
TGeoXtru *shCapTop = new TGeoXtru(2);
z1 = z2;
// add cap border
mcmAssembly->AddNode(volCapBorder, 1, gGeoIdentity);
// add cap top
- mcmAssembly->AddNode(volCapTop, 1, gGeoIdentity);
+ mcmAssembly->AddNode(volCapTop, 1, gGeoIdentity);
return mcmAssembly;
}
-/*
-//__________________________________________________________________________________________
+//______________________________________________________________________
TGeoVolumeAssembly* AliITSv11GeometrySPD::CreatePixelBus
-(Bool_t isRight, TArrayD &sizes, TGeoManager *mgr) const
+(Bool_t isRight, Int_t ilayer, TArrayD &sizes, TGeoManager *mgr) const
{
//
- // The pixel bus is implemented as a TGeoBBox with some objects on it,
+ // The pixel bus is implemented as a TGeoBBox with some objects on it,
// which could affect the particle energy loss.
// ---
- // In order to avoid confusion, the bus is directly displaced
+ // In order to avoid confusion, the bus is directly displaced
// according to the axis orientations which are used in the final stave:
// X --> thickness direction
// Y --> width direction
// Z --> length direction
//
-
-
+
+ // ** CRITICAL CHECK ******************************************************
+ // layer number can be ONLY 1 or 2
+ if (ilayer != 1 && ilayer != 2) AliFatal("Layer number MUST be 1 or 2");
+
// ** MEDIA **
-
//PIXEL BUS
TGeoMedium *medBus = GetMedium("SPDBUS(AL+KPT+EPOX)$",mgr);
TGeoMedium *medPt1000 = GetMedium("CERAMICS$",mgr); // ??? PT1000
// Capacity
TGeoMedium *medCap = GetMedium("SDD X7R capacitors$",mgr);
// ??? Resistance
- // TGeoMedium *medRes = GetMedium("SDD X7R capacitors$",mgr);
+ //TGeoMedium *medRes = GetMedium("SDD X7R capacitors$",mgr);
TGeoMedium *medRes = GetMedium("ALUMINUM$",mgr);
- TGeoMedium *medExt = GetMedium("SDDKAPTON (POLYCH2)$", mgr);
+ //TGeoMedium *medExt = GetMedium("SDDKAPTON (POLYCH2)$", mgr);
+ TGeoMedium *medExt = GetMedium("SPD-MIX CU KAPTON$", mgr);
// ** SIZES & POSITIONS **
Double_t busLength = 170.501 * fgkmm; // length of plane part
Double_t busWidth = 13.800 * fgkmm; // width
Double_t capWidth = fgkmm * 1.50;
Double_t capThickness = fgkmm * 1.35;
Double_t capY[2], capZ[2];
-
+
Double_t resLength = fgkmm * 2.20;
Double_t resWidth = fgkmm * 0.80;
Double_t resThickness = fgkmm * 0.35;
Double_t resY[2], resZ[2];
-
+
Double_t extThickness = fgkmm * 0.25;
Double_t ext1Length = fgkmm * (26.7 - 10.0);
- Double_t ext2Length = fgkmm * (285.0 - ext1Length + extThickness);
+ Double_t ext2Length = fgkmm * 284.0 - ext1Length + extThickness;
+ Double_t ext2LengthL2 = fgkmm * 130.0;
+ Double_t ext4Length = fgkmm * 40.0;
+ Double_t ext4Twist = 66.54; //deg
Double_t extWidth = fgkmm * 11.0;
Double_t extHeight = fgkmm * 2.5;
-
-
- // position of pt1000, resistors and capacitors depends on the
+
+ // position of pt1000, resistors and capacitors depends on the
// bus if it's left or right one
if (!isRight) {
pt1000Y = 64400.;
pt1000Z[6] = 916200.;
pt1000Z[7] = 1056200.;
pt1000Z[8] = 1196200.;
- pt1000Z[9] = 1336200.;
+ pt1000Z[9] = 1336200.;
resZ[0] = 1397500.;
resY[0] = 26900.;
resZ[1] = 682500.;
pt1000Z[6] = 1169700.;
pt1000Z[7] = 1309700.;
pt1000Z[8] = 1449700.;
- pt1000Z[9] = 1589700.;
+ pt1000Z[9] = 1589700.;
capY[0] = 44500.;
capZ[0] = 266700.;
capY[1] = 44300.;
resY[i] *= 1E-4 * fgkmm;
} // end if iM2
} // end for i
-
+
Double_t &fullLength = sizes[1];
Double_t &fullWidth = sizes[2];
Double_t &fullThickness = sizes[0];
fullLength = busLength;
fullWidth = busWidth;
// add the thickness of the thickest component on bus (capacity)
- fullThickness = busThickness + capThickness;
- // ** VOLUMES **
- TGeoVolumeAssembly *container = new TGeoVolumeAssembly("PixelBus");
- TGeoVolume *bus = mgr->MakeBox("Bus", medBus, 0.5*busThickness, 0.5*busWidth, 0.5*busLength);
- TGeoVolume *pt1000 = mgr->MakeBox("PT1000", medPt1000, 0.5*pt1000Thickness, 0.5*pt1000Width, 0.5*pt1000Length);
- TGeoVolume *res = mgr->MakeBox("Resistor", medRes, 0.5*resThickness, 0.5*resWidth, 0.5*resLength);
- TGeoVolume *cap = mgr->MakeBox("Capacitor", medCap, 0.5*capThickness, 0.5*capWidth, 0.5*capLength);
- TGeoVolume *ext1 = mgr->MakeBox("Extender1", medExt, 0.5*extThickness, 0.5*extWidth, 0.5*ext1Length);
- TGeoVolume *ext2 = mgr->MakeBox("Extender2", medExt, 0.5*extHeight - extThickness, 0.5*extWidth, 0.5*extThickness);
- TGeoVolume *ext3 = mgr->MakeBox("Extender3", medExt, extThickness, 0.5*extWidth, 0.5*ext2Length);
- bus->SetLineColor(kYellow + 2);
- pt1000->SetLineColor(kGreen + 3);
- res->SetLineColor(kRed + 1);
- cap->SetLineColor(kBlue - 7);
- ext1->SetLineColor(kGray);
- ext2->SetLineColor(kGray);
- ext3->SetLineColor(kGray);
-
- // ** MOVEMENTS AND POSITIONEMENT **
- // bus
- TGeoTranslation *trBus = new TGeoTranslation(0.5 * (busThickness -
- fullThickness), 0.0, 0.0);
- container->AddNode(bus, 0, trBus);
- Double_t zRef, yRef, x, y, z;
- if (isRight) {
- zRef = -0.5*fullLength;
- yRef = -0.5*fullWidth;
- } else {
- zRef = -0.5*fullLength;
- yRef = -0.5*fullWidth;
- } // end if isRight
- // pt1000
- x = 0.5*(pt1000Thickness - fullThickness) + busThickness;
- for (i = 0; i < 10; i++) {
- y = yRef + pt1000Y;
- z = zRef + pt1000Z[i];
- TGeoTranslation *tr = new TGeoTranslation(x, y, z);
- container->AddNode(pt1000, i, tr);
- } // end for i
- // capacitors
- x = 0.5*(capThickness - fullThickness) + busThickness;
- for (i = 0; i < 2; i++) {
- y = yRef + capY[i];
- z = zRef + capZ[i];
- TGeoTranslation *tr = new TGeoTranslation(x, y, z);
- container->AddNode(cap, i, tr);
- } // end for i
- // resistors
- x = 0.5*(resThickness - fullThickness) + busThickness;
- for (i = 0; i < 2; i++) {
- y = yRef + resY[i];
- z = zRef + resZ[i];
- TGeoTranslation *tr = new TGeoTranslation(x, y, z);
- container->AddNode(res, i, tr);
- } // end for i
- // extender
- if (isRight) {
- y = 0.5 * (-fullWidth + extWidth);
- z = 0.5 * (-fullLength + fgkmm * 10.0);
- }
- else {
- y = 0.5 * (fullWidth - extWidth);
- z = 0.5 * ( fullLength - fgkmm * 10.0);
- }
- x = 0.5 * (extThickness - fullThickness) + busThickness;
- //y = 0.5 * (fullWidth - extWidth);
- TGeoTranslation *trExt1 = new TGeoTranslation(x, y, z);
- if (isRight) {
- z -= 0.5 * (ext1Length - extThickness);
- }
- else {
- z += 0.5 * (ext1Length - extThickness);
- }
- x += 0.5*(extHeight - extThickness);
- TGeoTranslation *trExt2 = new TGeoTranslation(x, y, z);
- if (isRight) {
- z -= 0.5 * (ext2Length - extThickness);
- }
- else {
- z += 0.5 * (ext2Length - extThickness);
- }
- x += 0.5*(extHeight - extThickness) + extThickness;
- TGeoTranslation *trExt3 = new TGeoTranslation(x, y, z);
- container->AddNode(ext1, 0, trExt1);
- container->AddNode(ext2, 0, trExt2);
- container->AddNode(ext3, 0, trExt3);
-
-
- sizes[3] = yRef + pt1000Y;
- sizes[4] = zRef + pt1000Z[2];
- sizes[5] = zRef + pt1000Z[7];
-
- return container;
-}
-*/
-
-//______________________________________________________________________
-TGeoVolumeAssembly* AliITSv11GeometrySPD::CreatePixelBus
-(Bool_t isRight, Int_t ilayer, TArrayD &sizes, TGeoManager *mgr) const
-{
- //
- // The pixel bus is implemented as a TGeoBBox with some objects on it,
- // which could affect the particle energy loss.
- // ---
- // In order to avoid confusion, the bus is directly displaced
- // according to the axis orientations which are used in the final stave:
- // X --> thickness direction
- // Y --> width direction
- // Z --> length direction
- //
-
- // ** CRITICAL CHECK ******************************************************
- // layer number can be ONLY 1 or 2
- if (ilayer != 1 && ilayer != 2) AliFatal("Layer number MUST be 1 or 2");
-
- // ** MEDIA **
- //PIXEL BUS
- TGeoMedium *medBus = GetMedium("SPDBUS(AL+KPT+EPOX)$",mgr);
- TGeoMedium *medPt1000 = GetMedium("CERAMICS$",mgr); // ??? PT1000
- // Capacity
- TGeoMedium *medCap = GetMedium("SDD X7R capacitors$",mgr);
- // ??? Resistance
- //TGeoMedium *medRes = GetMedium("SDD X7R capacitors$",mgr);
- TGeoMedium *medRes = GetMedium("ALUMINUM$",mgr);
- TGeoMedium *medExt = GetMedium("SDDKAPTON (POLYCH2)$", mgr);
- // ** SIZES & POSITIONS **
- Double_t busLength = 170.501 * fgkmm; // length of plane part
- Double_t busWidth = 13.800 * fgkmm; // width
- Double_t busThickness = 0.280 * fgkmm; // thickness
- Double_t pt1000Length = fgkmm * 1.50;
- Double_t pt1000Width = fgkmm * 3.10;
- Double_t pt1000Thickness = fgkmm * 0.60;
- Double_t pt1000Y, pt1000Z[10];// position of the pt1000's along the bus
- Double_t capLength = fgkmm * 2.55;
- Double_t capWidth = fgkmm * 1.50;
- Double_t capThickness = fgkmm * 1.35;
- Double_t capY[2], capZ[2];
-
- Double_t resLength = fgkmm * 2.20;
- Double_t resWidth = fgkmm * 0.80;
- Double_t resThickness = fgkmm * 0.35;
- Double_t resY[2], resZ[2];
-
- Double_t extThickness = fgkmm * 0.25;
- Double_t ext1Length = fgkmm * (26.7 - 10.0);
- Double_t ext2Length = fgkmm * (284.0 - ext1Length + extThickness);
- Double_t extWidth = fgkmm * 11.0;
- Double_t extHeight = fgkmm * 2.5;
-
- // position of pt1000, resistors and capacitors depends on the
- // bus if it's left or right one
- if (!isRight) {
- pt1000Y = 64400.;
- pt1000Z[0] = 66160.;
- pt1000Z[1] = 206200.;
- pt1000Z[2] = 346200.;
- pt1000Z[3] = 486200.;
- pt1000Z[4] = 626200.;
- pt1000Z[5] = 776200.;
- pt1000Z[6] = 916200.;
- pt1000Z[7] = 1056200.;
- pt1000Z[8] = 1196200.;
- pt1000Z[9] = 1336200.;
- resZ[0] = 1397500.;
- resY[0] = 26900.;
- resZ[1] = 682500.;
- resY[1] = 27800.;
- capZ[0] = 1395700.;
- capY[0] = 45700.;
- capZ[1] = 692600.;
- capY[1] = 45400.;
- } else {
- pt1000Y = 66100.;
- pt1000Z[0] = 319700.;
- pt1000Z[1] = 459700.;
- pt1000Z[2] = 599700.;
- pt1000Z[3] = 739700.;
- pt1000Z[4] = 879700.;
- pt1000Z[5] = 1029700.;
- pt1000Z[6] = 1169700.;
- pt1000Z[7] = 1309700.;
- pt1000Z[8] = 1449700.;
- pt1000Z[9] = 1589700.;
- capY[0] = 44500.;
- capZ[0] = 266700.;
- capY[1] = 44300.;
- capZ[1] = 974700.;
- resZ[0] = 266500.;
- resY[0] = 29200.;
- resZ[1] = 974600.;
- resY[1] = 29900.;
- } // end if isRight
- Int_t i;
- pt1000Y *= 1E-4 * fgkmm;
- for (i = 0; i < 10; i++) {
- pt1000Z[i] *= 1E-4 * fgkmm;
- if (i < 2) {
- capZ[i] *= 1E-4 * fgkmm;
- capY[i] *= 1E-4 * fgkmm;
- resZ[i] *= 1E-4 * fgkmm;
- resY[i] *= 1E-4 * fgkmm;
- } // end if iM2
- } // end for i
-
- Double_t &fullLength = sizes[1];
- Double_t &fullWidth = sizes[2];
- Double_t &fullThickness = sizes[0];
- fullLength = busLength;
- fullWidth = busWidth;
- // add the thickness of the thickest component on bus (capacity)
- fullThickness = busThickness + capThickness;
-
+ fullThickness = busThickness + capThickness;
+
// ** VOLUMES **
TGeoVolumeAssembly *container = new TGeoVolumeAssembly("ITSSPDpixelBus");
- TGeoVolume *bus = mgr->MakeBox("ITSSPDbus", medBus, 0.5*busThickness,
+ TGeoVolume *bus = mgr->MakeBox("ITSSPDbus", medBus, 0.5*busThickness,
0.5*busWidth, 0.5*busLength);
TGeoVolume *pt1000 = mgr->MakeBox("ITSSPDpt1000",medPt1000,
0.5*pt1000Thickness,0.5*pt1000Width, 0.5*pt1000Length);
0.5*resWidth, 0.5*resLength);
TGeoVolume *cap = mgr->MakeBox("ITSSPDcapacitor", medCap, 0.5*capThickness,
0.5*capWidth, 0.5*capLength);
-
- TGeoVolume *ext1 = mgr->MakeBox("Extender1", medExt, 0.5*extThickness, 0.5*extWidth, 0.5*ext1Length);
- TGeoVolume *ext2 = mgr->MakeBox("Extender2", medExt, 0.5*extHeight - 2.*extThickness, 0.5*extWidth, 0.5*extThickness);
- TGeoVolume *ext3 = mgr->MakeBox("Extender3", medExt, 0.5*extThickness, 0.5*(extWidth-0.8*fgkmm), 0.5*ext2Length + extThickness); // Hardcode fix of a small overlap
+
+ char extname[12];
+ snprintf(extname,12,"Extender1l%d",ilayer);
+ TGeoVolume *ext1 = mgr->MakeBox(extname, medExt, 0.5*extThickness, 0.5*extWidth, 0.5*ext1Length);
+ snprintf(extname,12,"Extender2l%d",ilayer);
+ TGeoVolume *ext2 = mgr->MakeBox(extname, medExt, 0.5*extHeight - 2.*extThickness, 0.5*extWidth, 0.5*extThickness);
+ TGeoVolume *ext3=0;
+ snprintf(extname,12,"Extender3l%d",ilayer);
+ TGeoVolume *ext4=0;
+ snprintf(extname,12,"Extender3l%d",ilayer);
+ if (ilayer==1) {
+ Double_t halflen=(0.5*ext2Length + extThickness);
+ Double_t xprof[6],yprof[6];
+ Double_t alpha=24;
+ xprof[0] = -halflen;
+ yprof[0] = -0.5*extThickness;
+ xprof[1] = halflen/2;
+ yprof[1] = yprof[0];
+ xprof[2] = xprof[1] + 0.5*halflen*CosD(alpha);
+ yprof[2] = yprof[1] + 0.5*halflen*SinD(alpha);
+ xprof[3] = xprof[2] - extThickness*SinD(alpha);
+ yprof[3] = yprof[2] + extThickness*CosD(alpha);
+ InsidePoint(xprof[0], yprof[0], xprof[1], yprof[1], xprof[2], yprof[2],
+ extThickness, xprof[4], yprof[4]);
+ xprof[5] = xprof[0];
+ yprof[5] = 0.5*extThickness;
+ TGeoXtru *ext3sh = new TGeoXtru(2);
+ ext3sh->DefinePolygon(6, xprof, yprof);
+ ext3sh->DefineSection(0, -0.5*(extWidth-0.8*fgkmm));
+ ext3sh->DefineSection(1, 0.5*(extWidth-0.8*fgkmm));
+ ext3 = new TGeoVolume(extname, ext3sh, medExt);
+ } else {
+ ext3 = mgr->MakeBox(extname, medExt, 0.5*extThickness, 0.5*(extWidth-0.8*fgkmm), 0.5*ext2LengthL2 + extThickness); // Hardcode fix of a small overlap
+ ext4= mgr->MakeGtra("Extender4l2", medExt, 0.5*ext4Length, 0, 0, ext4Twist, 0.5*(extWidth-0.8*fgkmm), 0.5*extThickness, 0.5*extThickness, 0, 0.5*(extWidth-0.8*fgkmm), 0.5*extThickness, 0.5*extThickness, 0);
+ ext4->SetLineColor(kGray);
+ }
bus->SetLineColor(kYellow + 2);
pt1000->SetLineColor(kGreen + 3);
res->SetLineColor(kRed + 1);
// ** MOVEMENTS AND POSITIONEMENT **
// bus
- TGeoTranslation *trBus = new TGeoTranslation(0.5 * (busThickness -
+ TGeoTranslation *trBus = new TGeoTranslation(0.5 * (busThickness -
fullThickness), 0.0, 0.0);
container->AddNode(bus, 1, trBus);
Double_t zRef, yRef, x, y, z;
TGeoTranslation *tr = new TGeoTranslation(x, y, z);
container->AddNode(res, i+1, tr);
} // end for i
-
+
// extender
if (ilayer == 2) {
if (isRight) {
x += 0.5*(extHeight - 3.*extThickness);
TGeoTranslation *trExt2 = new TGeoTranslation(x, y, z);
if (isRight) {
+ if (ilayer==1)
z -= 0.5 * (ext2Length - extThickness) + 2.5*extThickness;
+ else
+ z -= 0.5 * (ext2LengthL2 - extThickness) + 2.5*extThickness;
}
else {
+ if (ilayer==1)
z += 0.5 * (ext2Length - extThickness) + 2.5*extThickness;
+ else
+ z += 0.5 * (ext2LengthL2 - extThickness) + 2.5*extThickness;
}
x += 0.5*(extHeight - extThickness) - 2.*extThickness;
- TGeoTranslation *trExt3 = new TGeoTranslation(x, y, z);
+ TGeoCombiTrans *trExt3=0;
+ if (ilayer==1) {
+ if (isRight)
+ trExt3 = new TGeoCombiTrans(x, y, z, new TGeoRotation("",0.,-90.,90.));
+ else
+ trExt3 = new TGeoCombiTrans(x, y, z, new TGeoRotation("",0., 90.,90.));
+ } else
+ trExt3 = new TGeoCombiTrans(x, y, z, 0);
container->AddNode(ext1, 0, trExt1);
container->AddNode(ext2, 0, trExt2);
container->AddNode(ext3, 0, trExt3);
-
+ if (ilayer==2) {
+ TGeoCombiTrans *trExt4=0;
+ if (isRight) {
+ z -= ( ((TGeoBBox*)ext3->GetShape())->GetDZ() + ((TGeoGtra*)ext4->GetShape())->GetDZ() );
+ trExt4 = new TGeoCombiTrans(x, y, z, new TGeoRotation("", ext4Twist/2,0,0));
+ } else {
+ z += ( ((TGeoBBox*)ext3->GetShape())->GetDZ() + ((TGeoGtra*)ext4->GetShape())->GetDZ() );
+ trExt4 = new TGeoCombiTrans(x, y, z, new TGeoRotation("",-ext4Twist/2,0,0));
+ }
+ container->AddNode(ext4, 0, trExt4);
+ }
sizes[3] = yRef + pt1000Y;
sizes[4] = zRef + pt1000Z[2];
sizes[5] = zRef + pt1000Z[7];
-
+
return container;
}
//______________________________________________________________________
-TGeoVolumeAssembly* AliITSv11GeometrySPD::CreateConeModule(TGeoManager *mgr) const
+TList* AliITSv11GeometrySPD::CreateConeModule(Bool_t sideC, const Double_t angrot,
+ TGeoManager *mgr) const
{
+ //
+ // Creates all services modules and places them in a TList
+ // angrot is the rotation angle (passed as an argument to avoid
+ // defining the same quantity in two different places)
+ //
+ // Created: ?? ??? 2008 A. Pulvirenti
+ // Updated: 03 May 2010 M. Sitta
+ // Updated: 20 Jun 2010 A. Pulvirenti Optical patch panels
+ // Updated: 22 Jun 2010 M. Sitta Fiber cables
+ // Updated: 04 Jul 2010 M. Sitta Water cooling
+ // Updated: 08 Jul 2010 A. Pulvirenti Air cooling on Side C
+ //
+
TGeoMedium *medInox = GetMedium("INOX$",mgr);
- TGeoMedium *medExt = GetMedium("SDDKAPTON (POLYCH2)$", mgr);
+ //TGeoMedium *medExt = GetMedium("SDDKAPTON (POLYCH2)$", mgr);
+ TGeoMedium *medExtB = GetMedium("SPD-BUS CU KAPTON$", mgr);
+ TGeoMedium *medExtM = GetMedium("SPD-MCM CU KAPTON$", mgr);
TGeoMedium *medPlate = GetMedium("SPD C (M55J)$", mgr);
-
+ TGeoMedium *medFreon = GetMedium("Freon$", mgr);
+ TGeoMedium *medGas = GetMedium("GASEOUS FREON$", mgr);
+ TGeoMedium *medFibs = GetMedium("SDD OPTICFIB$",mgr);
+ TGeoMedium *medCopper= GetMedium("COPPER$",mgr);
+ TGeoMedium *medPVC = GetMedium("PVC$",mgr);
+
Double_t extThickness = fgkmm * 0.25;
Double_t ext1Length = fgkmm * (26.7 - 10.0);
- Double_t ext2Length = fgkmm * (285.0 - ext1Length + extThickness);
-
- Double_t cableThickness = 1.5 * fgkmm;
- Double_t cableL1 = 350.0 * fgkmm - extThickness - ext1Length - ext2Length;
- Double_t cableL2 = 426.0 * fgkmm;
+// Double_t ext2Length = fgkmm * (285.0 - ext1Length + extThickness);
+ Double_t ext2Length = fgkmm * 285.0 - ext1Length + extThickness;
+
+ const Double_t kCableThickness = 1.5 *fgkmm;
+ Double_t cableL0 = 10.0 * fgkmm;
+ Double_t cableL1 = 340.0 * fgkmm - extThickness - ext1Length - ext2Length;
+ Double_t cableL2 = 300.0 * fgkmm;
//Double_t cableL3 = 570.0 * fgkmm;
Double_t cableL3 = 57.0 * fgkmm;
Double_t cableW1 = 11.0 * fgkmm;
Double_t cableW2 = 30.0 * fgkmm;
Double_t cableW3 = 50.0 * fgkmm;
+
+ const Double_t kMCMLength = cableL0 + cableL1 + cableL2 + cableL3;
+ const Double_t kMCMWidth = cableW1;
+ const Double_t kMCMThickness = 1.2 *fgkmm;
+
+ const Double_t kPlateLength = 200.0 *fgkmm;
+ const Double_t kPlateWidth = 50.0 *fgkmm;
+ const Double_t kPlateThickness = 5.0 *fgkmm;
+
+ const Double_t kConeTubeRmin = 2.0 *fgkmm;
+ const Double_t kConeTubeRmax = 3.0 *fgkmm;
+
+ const Double_t kHorizTubeLen = 150.0 *fgkmm;
+ const Double_t kYtoHalfStave = 9.5 *fgkmm;
+
+ const Double_t kWaterCoolRMax = 2.6 *fgkmm;
+ const Double_t kWaterCoolThick = 0.04 *fgkmm;
+ const Double_t kWaterCoolLen = 250.0 *fgkmm;
+ const Double_t kWCPlateThick = 0.5 *fgkmm;
+ const Double_t kWCPlateWide = 33.0 *fgkmm;
+ const Double_t kWCPlateLen = 230.0 *fgkmm;
+ const Double_t kWCFittingRext1 = 2.4 *fgkmm;
+ const Double_t kWCFittingRext2 = 3.7 *fgkmm;
+ const Double_t kWCFittingRint1 = 1.9 *fgkmm;
+ const Double_t kWCFittingRint2 = kWaterCoolRMax;
+ const Double_t kWCFittingLen1 = 7.0 *fgkmm;
+ const Double_t kWCFittingLen2 = 8.0 *fgkmm;
- Double_t mcmThickness = 1.2 *fgkmm;
- Double_t mcmLength = cableL1 + cableL2 + cableL3;
- Double_t mcmWidth = cableW1;
-
- Double_t plateLength = 200.0 * fgkmm;
- Double_t plateWidth = 50.0 * fgkmm;
- Double_t plateThickness = 5.0 * fgkmm;
-
+ const Double_t kCollWidth = 40.0 *fgkmm;
+ const Double_t kCollLength = 60.0 *fgkmm;
+ const Double_t kCollThickness = 10.0 *fgkmm;
+ const Double_t kCollTubeThick = 1.0 *fgkmm;
+ const Double_t kCollTubeRadius = 7.0 *fgkmm;
+ const Double_t kCollTubeLength = 205.0 *fgkmm;
+
+ const Double_t kOptFibDiamet = 4.5 *fgkmm;
+
Double_t x[12], y[12];
-
- x[0] = 7.5;
+ Double_t xloc, yloc, zloc;
+
+ Int_t kPurple = 6; // Purple (Root does not define it)
+
+ TGeoVolumeAssembly* container[5];
+ if (sideC)
+ container[0] = new TGeoVolumeAssembly("ITSSPDConeModuleC");
+ else
+ container[0] = new TGeoVolumeAssembly("ITSSPDConeModuleA");
+ container[1] = new TGeoVolumeAssembly("ITSSPDCoolingModuleSideA");
+ container[2] = new TGeoVolumeAssembly("ITSSPDCoolingModuleSideC");
+ container[3] = new TGeoVolumeAssembly("ITSSPDPatchPanelModule");
+ container[4] = new TGeoVolumeAssembly("ITSSPDWaterCooling");
+
+ // The extender on the cone as a Xtru
+ x[0] = -cableL0;
y[0] = 0.0 + 0.5 * cableW1;
-
- x[1] = x[0] + cableL1 - 0.5*(cableW2 - cableW1);
+
+ x[1] = x[0] + cableL0 + cableL1 - 0.5*(cableW2 - cableW1);
y[1] = y[0];
-
- x[2] = x[0] + cableL1;
+
+ x[2] = x[0] + cableL0 + cableL1;
y[2] = y[1] + 0.5*(cableW2 - cableW1);
-
+
x[3] = x[2] + cableL2;
y[3] = y[2];
-
+
x[4] = x[3] + 0.5*(cableW3 - cableW2);
y[4] = y[3] + 0.5*(cableW3 - cableW2);
-
+
x[5] = x[4] + cableL3 - 0.5*(cableW3 - cableW2);
y[5] = y[4];
-
+
for (Int_t i = 6; i < 12; i++) {
x[i] = x[11 - i];
y[i] = -y[11 - i];
}
-
- TGeoVolumeAssembly *container = new TGeoVolumeAssembly("ITSSPDConeModule");
-
+
TGeoXtru *shCable = new TGeoXtru(2);
shCable->DefinePolygon(12, x, y);
- shCable->DefineSection(0, 0., 0., 0., 1.0);
- shCable->DefineSection(1, cableThickness, 0., 0., 1.0);
-
- TGeoVolume *volCable = new TGeoVolume("ITSSPDExtender", shCable, medExt);
+ shCable->DefineSection(0, 0.0);
+ shCable->DefineSection(1, kCableThickness);
+
+ TGeoVolume *volCable = new TGeoVolume("ITSSPDExtender", shCable, medExtB);
volCable->SetLineColor(kGreen);
-
- TGeoVolume *volTube = gGeoManager->MakeTube("ITSSPDCoolingTubeCone", medInox, 4.*fgkmm, 5.*fgkmm, 0.5*(x[5] - x[0]));
- volTube->SetLineColor(kGray);
-
- Double_t thickness = cableThickness + mcmThickness;
- TGeoBBox *shOut = new TGeoBBox("ITSSPD_shape_plateout", 0.5*plateThickness, 0.5*plateLength, 0.5*plateWidth);
- TGeoBBox *shIn = new TGeoBBox("ITSSPD_shape_platein", 0.5*thickness, 0.52*plateLength, 0.5*cableW2);
+
+ // The MCM extender on the cone as a Xtru
+ TGeoBBox *shMCMExt = new TGeoBBox(0.5*kMCMLength,
+ 0.5*kMCMWidth,
+ 0.5*kMCMThickness);
+
+ TGeoVolume *volMCMExt = new TGeoVolume("ITSSPDExtenderMCM",
+ shMCMExt, medExtM);
+ volMCMExt->SetLineColor(kGreen+3);
+
+ // The support plate on the cone as a composite shape
+ Double_t thickness = kCableThickness + kMCMThickness;
+ TGeoBBox *shOut = new TGeoBBox("ITSSPD_shape_plateout",
+ 0.5*kPlateLength,
+ 0.5*kPlateWidth,
+ 0.5*kPlateThickness);
+ TGeoBBox *shIn = new TGeoBBox("ITSSPD_shape_platein" ,
+ 0.5*kPlateLength,
+ 0.5*cableW2,
+ 0.5*thickness);
Char_t string[255];
- sprintf(string, "%s-%s", shOut->GetName(), shIn->GetName());
- TGeoCompositeShape *shPlate = new TGeoCompositeShape("ITSSPDPlate_shape", string);
- TGeoVolume *volPlate = new TGeoVolume("ITSSPDPlate", shPlate, medPlate);
+ snprintf(string, 255, "%s-%s", shOut->GetName(), shIn->GetName());
+ TGeoCompositeShape *shPlate = new TGeoCompositeShape("ITSSPDPlate_shape",
+ string);
+
+ TGeoVolume *volPlate = new TGeoVolume("ITSSPDPlate",
+ shPlate, medPlate);
volPlate->SetLineColor(kRed);
- TGeoVolume *volMCMExt = gGeoManager->MakeBox("ITSSPDextenderMCM", medExt, 0.5*mcmThickness, 0.5*mcmLength, 0.5*mcmWidth);
- volMCMExt->SetLineColor(kGreen+3);
-
- TGeoRotation *rot = new TGeoRotation(*gGeoIdentity);
- rot->RotateX(90.0);
- rot->RotateZ(90.0);
- container->AddNode(volCable, 0, rot);
-
- TGeoTranslation *combi = new TGeoTranslation(cableThickness + 0.5*mcmThickness, x[0] + 0.5*mcmLength, 0.0);
- container->AddNode(volMCMExt, 0, combi);
+ // The air cooling tubes
+ TGeoBBox *shCollBox = new TGeoBBox("ITSSPD_shape_collector_box", 0.5*kCollLength, 0.5*kCollWidth, 0.5*kCollThickness);
+ TGeoTube *shCollTube = new TGeoTube("ITSSPD_shape_collector_tube",kCollTubeRadius - kCollTubeThick, kCollTubeRadius, 0.5*kCollTubeLength);
+ TGeoVolume *volCollBox = new TGeoVolume("ITSSPDCollectorBox", shCollBox, medPVC);
+ TGeoVolume *volCollTube = new TGeoVolume("ITSSPDCollectorTube", shCollTube, medPVC);
+ volCollBox->SetLineColor(kAzure);
+ volCollTube->SetLineColor(kAzure);
+
+ // The cooling tube on the cone as a Ctub
+ Double_t tubeLength = shCable->GetX(5) - shCable->GetX(0) + kYtoHalfStave -0.85;
+ TGeoCtub *shTube = new TGeoCtub(0, kConeTubeRmax, 0.5*tubeLength, 0, 360,
+ 0, SinD(angrot/2), -CosD(angrot/2),
+ 0, 0, 1);
+
+ TGeoVolume *volTubeA = new TGeoVolume("ITSSPDCoolingTubeOnConeA",
+ shTube, medInox);
+ volTubeA->SetLineColor(kGray);
+
+ TGeoVolume *volTubeC = new TGeoVolume("ITSSPDCoolingTubeOnConeC",
+ shTube, medInox);
+ volTubeC->SetLineColor(kGray);
+
+ // The freon in the cooling tubes on the cone as a Ctub
+ TGeoCtub *shFreon = new TGeoCtub(0, kConeTubeRmin, 0.5*tubeLength, 0, 360,
+ 0, SinD(angrot/2), -CosD(angrot/2),
+ 0, 0, 1);
+
+ TGeoVolume *volFreon = new TGeoVolume("ITSSPDCoolingFreonOnCone",
+ shFreon, medFreon);
+ volFreon->SetLineColor(kPurple);
+
+ TGeoVolume *volGasFr = new TGeoVolume("ITSSPDCoolingFreonGasOnCone",
+ shFreon, medGas);
+ volGasFr->SetLineColor(kPurple);
+
+ // The cooling tube inside the cylinder as a Ctub
+ TGeoCtub *shCylTub = new TGeoCtub(0, kConeTubeRmax,
+ 0.5*kHorizTubeLen, 0, 360,
+ 0, 0, -1,
+ 0, SinD(angrot/2), CosD(angrot/2));
+
+ TGeoVolume *volCylTubA = new TGeoVolume("ITSSPDCoolingTubeOnCylA",
+ shCylTub, medInox);
+ volCylTubA->SetLineColor(kGray);
+
+ TGeoVolume *volCylTubC = new TGeoVolume("ITSSPDCoolingTubeOnCylC",
+ shCylTub, medInox);
+ volCylTubC->SetLineColor(kGray);
+
+ // The freon in the cooling tubes in the cylinder as a Ctub
+ TGeoCtub *shCylFr = new TGeoCtub(0, kConeTubeRmin,
+ 0.5*kHorizTubeLen, 0, 360,
+ 0, 0, -1,
+ 0, SinD(angrot/2), CosD(angrot/2));
+
+ TGeoVolume *volCylFr = new TGeoVolume("ITSSPDCoolingFreonOnCyl",
+ shCylFr, medFreon);
+ volCylFr->SetLineColor(kPurple);
+
+ TGeoVolume *volCylGasFr = new TGeoVolume("ITSSPDCoolingFreonGasOnCyl",
+ shCylFr, medGas);
+ volCylGasFr->SetLineColor(kPurple);
+
+ // The optical fibers bundle on the cone as a Tube
+ Double_t optLength = shCable->GetX(5) - shCable->GetX(0) + kYtoHalfStave -0.85;
+ TGeoTube *shOptFibs = new TGeoTube(0., 0.5*kOptFibDiamet, 0.5*optLength);
+
+ TGeoVolume *volOptFibs = new TGeoVolume("ITSSPDOpticalFibersOnCone",
+ shOptFibs, medFibs);
+ volOptFibs->SetLineColor(kOrange);
+
+ // The optical patch panels
+ TArrayD psizes;
+ TGeoVolume *volPatch = CreatePatchPanel(psizes, mgr);
+
+ // The water cooling tube as a Tube
+ TGeoTube *shWatCool = new TGeoTube(kWaterCoolRMax-kWaterCoolThick,
+ kWaterCoolRMax, kWaterCoolLen/2);
+
+ TGeoVolume *volWatCool = new TGeoVolume("ITSSPDWaterCoolingOnCone",
+ shWatCool, medInox);
+ volWatCool->SetLineColor(kGray);
+
+ // The support plate for the water tubes: a Tubs and a BBox
+ TGeoTubeSeg *shWCPltT = new TGeoTubeSeg(kWaterCoolRMax,
+ kWaterCoolRMax+kWCPlateThick,
+ kWCPlateLen/2, 180., 360.);
+
+ Double_t plateBoxWide = (kWCPlateWide - 2*kWaterCoolRMax)/2;
+ TGeoBBox *shWCPltB = new TGeoBBox(plateBoxWide/2,
+ kWCPlateThick/2,
+ kWCPlateLen/2);
+
+ TGeoVolume *volWCPltT = new TGeoVolume("ITSSPDWaterCoolingTubsPlate",
+ shWCPltT, medPlate);
+ volWCPltT->SetLineColor(kRed);
+
+ TGeoVolume *volWCPltB = new TGeoVolume("ITSSPDWaterCoolingBoxPlate",
+ shWCPltB, medPlate);
+ volWCPltB->SetLineColor(kRed);
+
+ // The fitting for the water cooling tube: a Pcon
+ TGeoPcon *shFitt = new TGeoPcon(0., 360., 4);
+ shFitt->Z(0) = -kWCFittingLen1;
+ shFitt->Rmin(0) = kWCFittingRint1;
+ shFitt->Rmax(0) = kWCFittingRext1;
+
+ shFitt->Z(1) = 0;
+ shFitt->Rmin(1) = kWCFittingRint1;
+ shFitt->Rmax(1) = kWCFittingRext1;
+
+ shFitt->Z(2) = 0;
+ shFitt->Rmin(2) = kWCFittingRint2;
+ shFitt->Rmax(2) = kWCFittingRext2;
+
+ shFitt->Z(3) = kWCFittingLen2;
+ shFitt->Rmin(3) = kWCFittingRint2;
+ shFitt->Rmax(3) = kWCFittingRext2;
+
+ TGeoVolume *volFitt = new TGeoVolume("ITSSPDWaterCoolingFitting",
+ shFitt, medCopper);
+ volFitt->SetLineColor(kOrange);
+
+ // Now place everything in the containers
+ volTubeA->AddNode(volGasFr, 1, 0);
+ volTubeC->AddNode(volFreon, 1, 0);
+
+ volCylTubA->AddNode(volCylGasFr, 1, 0);
+ volCylTubC->AddNode(volCylFr , 1, 0);
+
+ container[0]->AddNode(volCable, 1, 0);
+
+ xloc = shMCMExt->GetDX() - cableL0;
+ zloc = shMCMExt->GetDZ();
+ container[0]->AddNode(volMCMExt, 1,
+ new TGeoTranslation( xloc, 0.,-zloc));
+
+ xloc = shMCMExt->GetDX();
+ zloc = shCable->GetZ(1)/2 - shMCMExt->GetDZ();
+ container[0]->AddNode(volPlate, 1,
+ new TGeoTranslation( xloc, 0., zloc));
+
+ TGeoRotation *rot2 = new TGeoRotation(*gGeoIdentity);
+ rot2->SetName("rotPatch");
+ rot2->RotateX(90.0);
+ rot2->RotateY(163.0);
+ //rot2->RotateZ(132.5);
- TGeoRotation *rot1 = new TGeoRotation(*gGeoIdentity);
- rot1->RotateX(87.5);
- TGeoCombiTrans *tr = new TGeoCombiTrans(1.0, x[0] + 0.5*(x[5] - x[0]), -2.95, rot1);
- container->AddNode(volTube, 0, tr);
-
- TGeoTranslation *tr1 = new TGeoTranslation(0.5*plateThickness - 0.5*(plateThickness-thickness), x[3] - x[0] - 0.52*plateLength, 0.0);
- container->AddNode(volPlate, 0, tr1);
-
- return container;
+ // add collectors only on side C
+ if (sideC)
+ {
+ TGeoTranslation *trCollBox = new TGeoTranslation(xloc - 0.5*kPlateLength + 0.5*kCollLength, 0.0, +0.5*(kPlateThickness+1.1*kCollThickness));
+ TGeoRotation *rotCollTube = new TGeoRotation(*gGeoIdentity);
+ rotCollTube->RotateY(90.0);
+ TGeoCombiTrans *trCollTube = new TGeoCombiTrans(xloc + 0.5*kCollTubeLength - (0.5*kPlateLength - kCollLength), 0.0, +0.5*(kPlateThickness+2.0*kCollTubeRadius+kCollTubeThick), rotCollTube);
+ container[0]->AddNode(volCollBox, 1, trCollBox);
+ container[0]->AddNode(volCollTube, 1, trCollTube);
+ }
+
+ Double_t dxPatch = 2.75;
+ Double_t dzPatch = 2.8;
+ TGeoCombiTrans *tr2 = new TGeoCombiTrans(1.7*ext2Length - dxPatch, 0.0, dzPatch, rot2);
+ container[3]->AddNode(volPatch, 0, tr2);
+
+ xloc = shTube->GetRmax();
+ yloc = shTube->GetRmax();
+ zloc = shTube->GetDz() - shTube->GetRmax() - kYtoHalfStave;
+ container[1]->AddNode(volTubeA, 1,
+ new TGeoTranslation(-xloc, -yloc, zloc));
+ container[2]->AddNode(volTubeC, 1,
+ new TGeoTranslation(-xloc, -yloc, zloc));
+
+ xloc = shTube->GetRmax();
+ yloc = (shCylTub->GetDz())*SinD(angrot) - shTube->GetRmax();
+ zloc = (shCylTub->GetDz())*CosD(angrot) + shTube->GetRmax() +kYtoHalfStave;
+ container[1]->AddNode(volCylTubA, 1,
+ new TGeoCombiTrans(-xloc, yloc,-zloc,
+ new TGeoRotation("",0.,angrot,0.)));
+ container[2]->AddNode(volCylTubC, 1,
+ new TGeoCombiTrans(-xloc, yloc,-zloc,
+ new TGeoRotation("",0.,angrot,0.)));
+
+ xloc = shOptFibs->GetRmax() + 2*shTube->GetRmax();
+ yloc = 1.6*shOptFibs->GetRmax();
+ zloc = shOptFibs->GetDZ() - shTube->GetRmax() - kYtoHalfStave;
+ container[1]->AddNode(volOptFibs, 1,
+ new TGeoTranslation(-xloc, -yloc, zloc));
+ container[2]->AddNode(volOptFibs, 1,
+ new TGeoTranslation(-xloc, -yloc, zloc));
+
+ yloc = shWatCool->GetRmax();
+ zloc = (2*shTube->GetDz() - shTube->GetRmax() - kYtoHalfStave)/2;
+ container[4]->AddNode(volWatCool, 1,
+ new TGeoTranslation(0, -yloc, zloc));
+
+ container[4]->AddNode(volWCPltT, 1,
+ new TGeoTranslation(0, -yloc, zloc));
+
+ yloc -= shWCPltB->GetDY();
+ xloc = shWatCool->GetRmax() + shWCPltB->GetDX();
+ container[4]->AddNode(volWCPltB, 1,
+ new TGeoTranslation( xloc, -yloc, zloc));
+ container[4]->AddNode(volWCPltB, 2,
+ new TGeoTranslation(-xloc, -yloc, zloc));
+
+ yloc = shWatCool->GetRmax();
+ zloc -= shWatCool->GetDz();
+ container[4]->AddNode(volFitt, 1,
+ new TGeoTranslation(0, -yloc, zloc));
+
+ // Finally create the list of assemblies and return it to the caller
+ TList* conemodulelist = new TList();
+ conemodulelist->Add(container[0]);
+ conemodulelist->Add(container[1]);
+ conemodulelist->Add(container[2]);
+ conemodulelist->Add(container[3]);
+ conemodulelist->Add(container[4]);
+
+ return conemodulelist;
}
//______________________________________________________________________
void AliITSv11GeometrySPD::CreateCones(TGeoVolume *moth) const
{
-
- TGeoVolumeAssembly *module = CreateConeModule(gGeoManager);
-
+ //
+ // Places all services modules in the mother reference system
+ //
+ // Created: ?? ??? 2008 Alberto Pulvirenti
+ // Updated: 03 May 2010 Mario Sitta
+ // Updated: 04 Jul 2010 Mario Sitta Water cooling
+ //
+
+ const Int_t kNumberOfModules = 10;
+
+ const Double_t kInnerRadius = 80.775*fgkmm;
+ const Double_t kZTrans = 451.800*fgkmm;
+ const Double_t kAlphaRot = 46.500*fgkDegree;
+ const Double_t kAlphaSpaceCool = 9.200*fgkDegree;
+
+ TList* modulelistA = CreateConeModule(kFALSE, 90-kAlphaRot);
+ TList* modulelistC = CreateConeModule(kTRUE , 90-kAlphaRot);
+ TList* &modulelist = modulelistC;
+ TGeoVolumeAssembly* module, *moduleA, *moduleC;
+
+ Double_t xloc, yloc, zloc;
+
//Double_t angle[10] = {18., 54., 90., 126., 162., -18., -54., -90., -126., -162.};
- Double_t angle1[10] = {18., 54., 90., 129., 165., 201.0, 237.0, 273.0, 309.0, 345.0};
- Double_t angle2[10] = {18., 53., 90., 126., 162., 198.0, 233.0, 270.0, 309.0, 342.0};
- for (Int_t i = 0; i < 10; i++) {
+ // anglem for cone modules (cables and cooling tubes)
+ // anglep for pathc panels
+ Double_t anglem[10] = {18., 54., 90., 126., 162., 198., 234., 270., 306., 342.};
+ Double_t anglep[10] = {18., 62., 90., 115., 162., 198., 242., 270., 295., 342.};
+// Double_t angle1m[10] = {23., 53., 90., 127., 157., 203.0, 233.0, 270.0, 307.0, 337.0};
+// Double_t angle2m[10] = {18., 53., 90., 126., 162., 198.0, 233.0, 270.0, 309.0, 342.0};
+// Double_t angle1c[10] = {23., 53., 90., 124., 157., 203.0, 233.0, 270.0, 304.0, 337.0};
+// Double_t angle2c[10] = {18., 44., 90., 126., 162., 198.0, 223.0, 270.0, 309.0, 342.0};
+
+ // First add the cables
+ moduleA = (TGeoVolumeAssembly*)modulelistA->At(0);
+ moduleC = (TGeoVolumeAssembly*)modulelistC->At(0);
+ for (Int_t i = 0; i < kNumberOfModules; i++) {
TGeoRotation *rot1 = new TGeoRotation(*gGeoIdentity);
- rot1->RotateY(-90.0);
- rot1->RotateX(43.7);
- angle1[i] -= 1.5;
- rot1->RotateZ(90.0 - angle1[i]);
- TGeoCombiTrans *tr1 = new TGeoCombiTrans(0.0, 0.0, 40.4, rot1);
- moth->AddNode(module, 2*i, tr1);
+ rot1->RotateY(-kAlphaRot);
+ rot1->RotateZ(anglem[i]);
+ xloc = kInnerRadius*CosD(anglem[i]);
+ yloc = kInnerRadius*SinD(anglem[i]);
+ zloc = kZTrans;
+ moth->AddNode(moduleA, 2*i+2,
+ new TGeoCombiTrans( xloc, yloc, zloc, rot1));
+
+ TGeoRotation *rot2 = new TGeoRotation(*gGeoIdentity);
+ rot2->RotateY(180.-kAlphaRot);
+ rot2->RotateZ(anglem[i]);
+ xloc = kInnerRadius*CosD(anglem[i]);
+ yloc = kInnerRadius*SinD(anglem[i]);
+ zloc = kZTrans;
+ moth->AddNode(moduleC, 2*i+1,
+ new TGeoCombiTrans(-xloc,-yloc,-zloc, rot2));
+ }
+
+ // Then the cooling tubes on Side A
+ module = (TGeoVolumeAssembly*)modulelist->At(1);
+ Double_t anglec;
+ for (Int_t i = 0; i < kNumberOfModules; i++) {
+ anglec = anglem[i] + kAlphaSpaceCool;
+ TGeoRotation *rot1 = new TGeoRotation(*gGeoIdentity);
+ rot1->RotateX(-90.0+kAlphaRot-0.04); // 0.04 fixes small overlap
+ rot1->RotateZ(-90.0+anglec);
+ xloc = kInnerRadius*CosD(anglec);
+ yloc = kInnerRadius*SinD(anglec);
+ zloc = kZTrans+0.162; // 0.162 fixes small overlap
+ moth->AddNode(module, 2*i+2,
+ new TGeoCombiTrans( xloc, yloc, zloc, rot1));
+ }
+
+ // And the cooling tubes on Side C
+ module = (TGeoVolumeAssembly*)modulelist->At(2);
+ for (Int_t i = 0; i < kNumberOfModules; i++) {
+ anglec = anglem[i] - kAlphaSpaceCool;
+ TGeoRotation *rot2 = new TGeoRotation(*gGeoIdentity);
+ rot2->RotateX(-90.0+kAlphaRot-0.04); // 0.04 fixes small overlap
+ rot2->RotateY(180.);
+ rot2->RotateZ(90.0+anglec);
+ xloc = kInnerRadius*CosD(anglec);
+ yloc = kInnerRadius*SinD(anglec);
+ zloc = kZTrans+0.162; // 0.162 fixes small overlap
+ moth->AddNode(module, 2*i+1,
+ new TGeoCombiTrans(-xloc,-yloc,-zloc, rot2));
+ }
+
+ // Then the water cooling tubes
+ module = (TGeoVolumeAssembly*)modulelist->At(4);
+ for (Int_t i = 1; i < kNumberOfModules; i++) { // i = 1,2,...,9
+ if (i != 5) { // There is no tube in this position
+ anglec = (anglem[i-1]+anglem[i])/2;
+ TGeoRotation *rot1 = new TGeoRotation(*gGeoIdentity);
+ rot1->RotateX(-90.0+kAlphaRot);
+ rot1->RotateZ(-90.0+anglec);
+ xloc = kInnerRadius*CosD(anglec);
+ yloc = kInnerRadius*SinD(anglec);
+ zloc = kZTrans;
+ moth->AddNode(module, 2*i+2,
+ new TGeoCombiTrans( xloc, yloc, zloc, rot1));
+
+ TGeoRotation *rot2 = new TGeoRotation(*gGeoIdentity);
+ rot2->RotateX(-90.0+kAlphaRot);
+ rot2->RotateY(180.);
+ rot2->RotateZ(90.0+anglec);
+ xloc = kInnerRadius*CosD(anglec);
+ yloc = kInnerRadius*SinD(anglec);
+ zloc = kZTrans;
+ moth->AddNode(module, 2*i+1,
+ new TGeoCombiTrans(-xloc,-yloc,-zloc, rot2));
+ }
+ }
+
+ // Finally the optical patch panels
+ module = (TGeoVolumeAssembly*)modulelist->At(3);
+ for (Int_t i = 0; i < kNumberOfModules; i++) {
+ TGeoRotation *rot1 = new TGeoRotation(*gGeoIdentity);
+ rot1->RotateY(-kAlphaRot);
+ rot1->RotateZ(anglep[i]);
+ xloc = kInnerRadius*CosD(anglep[i]);
+ yloc = kInnerRadius*SinD(anglep[i]);
+ zloc = kZTrans;
+ moth->AddNode(module, 2*i+2,
+ new TGeoCombiTrans( xloc, yloc, zloc, rot1));
+
TGeoRotation *rot2 = new TGeoRotation(*gGeoIdentity);
- rot2->RotateY(90.0);
- rot2->RotateX(-43.7);
- angle2[i] -= 1.5;
- rot2->RotateZ(90.0 - angle2[i]);
- TGeoCombiTrans *tr2 = new TGeoCombiTrans(0.0, 0.0, -40.4, rot2);
- moth->AddNode(module, 2*i+1, tr2);
+ rot2->RotateY(180.-kAlphaRot);
+ rot2->RotateZ(anglep[i]);
+ xloc = kInnerRadius*CosD(anglep[i]);
+ yloc = kInnerRadius*SinD(anglep[i]);
+ zloc = kZTrans;
+ moth->AddNode(module, 2*i+1,
+ new TGeoCombiTrans(-xloc,-yloc,-zloc, rot2));
}
+
+}
+
+
+//______________________________________________________________________
+void AliITSv11GeometrySPD::CreateServices(TGeoVolume *moth) const
+{
+ //
+ // New method to implement SPD services
+ //
+ // Created: 25 Jul 2012 Mario Sitta
+ // Updated: 15 Nov 2012 Mario Sitta
+ //
+ // Data provided by C.Gargiulo from CAD
+
+ // Cooling manifolds
+ const Double_t kCoolManifWidth = fgkmm * 22.0;
+ const Double_t kCoolManifLength = fgkmm * 50.0;
+ const Double_t kCoolManifThick = fgkmm * 7.0;
+ const Double_t kCoolManifFitR1out = fgkmm * 4.0;
+ const Double_t kCoolManifFitH1 = fgkmm * 2.5;
+ const Double_t kCoolManifFitR2out = fgkmm * 4.0;
+ const Double_t kCoolManifFitR2in = fgkmm * 3.2;
+ const Double_t kCoolManifFitH2 = fgkmm * 7.0;
+ const Double_t kCoolManifFitZPos = fgkmm * 2.0; // TO BE CHECKED!
+ const Double_t kCoolManifCollR1 = fgkmm * 3.0;
+ const Double_t kCoolManifCollH1 = fgkmm * 2.5;
+ const Double_t kCoolManifCollR2 = fgkmm * 1.5;
+ const Double_t kCoolManifCollH2 = fgkmm * 5.0;
+ const Double_t kCoolManifCollXPos = fgkmm * 5.0;
+ const Double_t kCoolManifCollDZ = fgkmm * 13.0;
+ const Double_t kCoolManifCollZ0 = fgkmm * 9.0;
+
+ const Double_t kCoolManifRPosCAD = fgkmm * 76.2;
+ const Double_t kCoolManifZPos = fgkcm * 33.97;// 34.0 - 0.03 toll.
+ // Manifold supports
+ const Double_t kManifSuppWidth = fgkmm * 24.0; // TO BE CHECKED!
+ const Double_t kManifSuppLen1 = fgkmm * 17.9;
+ const Double_t kManifSuppLen2 = fgkmm * 54.2;
+ const Double_t kManifSuppLen3 = fgkmm * 7.9;
+ const Double_t kManifSuppThick = fgkmm * 1.5;
+ const Double_t kSuppScrewXPos = fgkmm * 4.0;
+ const Double_t kSuppScrewZPos = fgkmm * 3.0;
+ const Double_t kRThermalShield = fgkcm * 9.9255; // MUST match with GeometrySupport
+ // Sector supports
+ const Double_t kSectSuppWidth = fgkmm * 15.0;
+ const Double_t kSectSuppLen1 = fgkmm * 16.9; // TO BE CHECKED!
+ const Double_t kSectSuppLen2 = fgkmm * 35.1; // TO BE CHECKED!
+ const Double_t kSectSuppThick = fgkmm * 1.5;
+ const Double_t kSectSuppDepth = fgkmm * 17.78; // MUST match with GeometrySupport
+ const Double_t kSectScrewZPos = fgkmm * 5.1; // TO BE CHECKED!
+
+ const Double_t kSectSuppZPos = fgkcm * 26.5;
+ // Sector clips
+ const Double_t kSectClipLength = fgkmm * 30.0;
+ const Double_t kSectClipWidth = fgkmm * 28.53;
+ const Double_t kSectClipThick1 = fgkmm * 2.0;
+ const Double_t kSectClipThick2 = fgkmm * 0.715;
+ const Double_t kSectClipInStave = fgkmm * 11.0; // Tuned
+ const Double_t kSectClipAngle = 29.0; // Degree. Tuned
+ // M3 screws
+ const Double_t kScrewM3Diam = fgkmm * 3.0;
+ const Double_t kScrewM3HeadThick = fgkmm * 2.0;
+ const Double_t kScrewM3HeadRmin = fgkmm * 1.5;
+ const Double_t kScrewM3HeadRmax = fgkmm * 2.5;
+ const Double_t kScrewM3OutManifH = fgkmm * 1.5;
+ // Central set pin (in sector support)
+ const Double_t kSetPinDiam = fgkmm * 6.0;
+ const Double_t kSetPinHeadDiam = fgkmm * 8.0;
+ const Double_t kSetPinHeadRmin = fgkmm * 1.5;
+ const Double_t kSetPinHeadThick = fgkmm * 1.5;
+ const Double_t kSetPinOutClipH = fgkmm * 1.0;
+
+ // Local variables
+ Double_t xprof[12], yprof[12];
+ Double_t radius, theta;
+ Double_t xpos, ypos, zpos;
+ Double_t tmp;
+
+
+ // The cooling manifold: an Assembly
+ TGeoVolumeAssembly *coolmanifA = new TGeoVolumeAssembly("ITSSPDCoolManifSideA");
+ TGeoVolumeAssembly *coolmanifC = new TGeoVolumeAssembly("ITSSPDCoolManifSideC");
+
+ // The various parts of the manifold
+ TGeoBBox *manifblksh = new TGeoBBox(kCoolManifWidth/2,
+ kCoolManifThick/2,
+ kCoolManifLength/2);
+
+ TGeoBBox *manifinscubesh = new TGeoBBox(kCoolManifFitR2out,
+ kCoolManifFitR2out,
+ kCoolManifFitR2out);
+
+ TGeoTube *manifinscyl1sh = new TGeoTube(0, // TO BE CHECKED!
+ kCoolManifFitR1out,
+ kCoolManifFitH1/2);
+
+ TGeoTube *manifinscyl2sh = new TGeoTube(kCoolManifFitR2in,
+ kCoolManifFitR2out,
+ kCoolManifFitH2/2);
+
+ TGeoTube *manifcollcyl1sh = new TGeoTube(0,
+ kCoolManifCollR1,
+ kCoolManifCollH1/2);
+
+ TGeoTube *manifcollcyl2sh = new TGeoTube(0,
+ kCoolManifCollR2,
+ kCoolManifCollH2/2);
+
+ // The cooling manifold supports
+ const Double_t kCoolManifRPos = kCoolManifRPosCAD +
+ (manifinscubesh->GetDY() +
+ 2*manifinscyl1sh->GetDz() +
+ manifblksh->GetDY() );
+
+ const Double_t kManifSuppDepth = kRThermalShield -
+ (kCoolManifRPos + manifblksh->GetDY());
+
+ TGeoXtru *suppmanifsh = new TGeoXtru(2);
+
+ xprof[ 0] = kManifSuppLen2/2 + kManifSuppThick;
+ yprof[ 0] = 0;
+ xprof[ 1] = xprof[0];
+ yprof[ 1] = kManifSuppDepth;
+ xprof[ 2] = kManifSuppLen2/2 + kManifSuppLen3;
+ yprof[ 2] = yprof[1];
+ xprof[ 3] = xprof[2];
+ yprof[ 3] = yprof[2] + kManifSuppThick;
+ xprof[ 4] = kManifSuppLen2/2;
+ yprof[ 4] = yprof[3];
+ xprof[ 5] = xprof[4];
+ yprof[ 5] = kManifSuppThick;
+ xprof[ 6] = -xprof[5];
+ yprof[ 6] = yprof[5];
+ xprof[ 7] = -xprof[4];
+ yprof[ 7] = yprof[4];
+ xprof[ 8] = -(kManifSuppLen2/2 + kManifSuppLen1);
+ yprof[ 8] = yprof[3];
+ xprof[ 9] = xprof[8];
+ yprof[ 9] = yprof[2];
+ xprof[10] = -xprof[1];
+ yprof[10] = yprof[1];
+ xprof[11] = -xprof[0];
+ yprof[11] = yprof[0];
+
+ suppmanifsh->DefinePolygon(12,xprof,yprof);
+ suppmanifsh->DefineSection(0,-kManifSuppWidth/2);
+ suppmanifsh->DefineSection(1, kManifSuppWidth/2);
+
+ // The screw head and body
+ TGeoTube *suppscrewbodysh = new TGeoTube(0, kScrewM3Diam/2,
+ kManifSuppThick/2);
+
+ TGeoPcon *suppscrewheadsh = new TGeoPcon(0, 360, 4);
+ suppscrewheadsh->DefineSection(0,-kScrewM3HeadThick/2,0, kScrewM3HeadRmax);
+ suppscrewheadsh->DefineSection(1, 0, 0, kScrewM3HeadRmax);
+ suppscrewheadsh->DefineSection(2, 0, kScrewM3HeadRmin, kScrewM3HeadRmax);
+ suppscrewheadsh->DefineSection(3, kScrewM3HeadThick/2,
+ kScrewM3HeadRmin, kScrewM3HeadRmax);
+
+ TGeoTube *clipscrewbodysh = new TGeoTube(0, kScrewM3Diam/2,
+ kSectClipThick1/2);
+
+ // The screw segment below the manifold and the sector clip
+ TGeoTube *screwoutmanifsh = new TGeoTube(0, kScrewM3Diam/2,
+ kScrewM3OutManifH/2);
+
+ // The sector supports
+ TGeoXtru *suppsectsh = new TGeoXtru(2);
+
+ xprof[ 0] = kSectSuppLen2/2 + kSectSuppThick;
+ yprof[ 0] = 0;
+ xprof[ 1] = xprof[0];
+ yprof[ 1] = kSectSuppDepth;
+ xprof[ 2] = kSectSuppLen2/2 + kSectSuppLen1;
+ yprof[ 2] = yprof[1];
+ xprof[ 3] = xprof[2];
+ yprof[ 3] = yprof[2] + kSectSuppThick;
+ xprof[ 4] = kSectSuppLen2/2;
+ yprof[ 4] = yprof[3];
+ xprof[ 5] = xprof[4];
+ yprof[ 5] = kSectSuppThick;
+ xprof[ 6] = -xprof[5];
+ yprof[ 6] = yprof[5];
+ xprof[ 7] = -xprof[4];
+ yprof[ 7] = yprof[4];
+ xprof[ 8] = -xprof[3];
+ yprof[ 8] = yprof[3];
+ xprof[ 9] = -xprof[2];
+ yprof[ 9] = yprof[2];
+ xprof[10] = -xprof[1];
+ yprof[10] = yprof[1];
+ xprof[11] = -xprof[0];
+ yprof[11] = yprof[0];
+
+ suppsectsh->DefinePolygon(12,xprof,yprof);
+ suppsectsh->DefineSection(0,-kSectSuppWidth/2);
+ suppsectsh->DefineSection(1, kSectSuppWidth/2);
+
+ // The sector clips
+ TGeoXtru *sectclipsh = new TGeoXtru(2);
+
+ xprof[ 0] = kSectClipWidth/2;
+ yprof[ 0] = 0;
+ xprof[ 1] = -kSectClipWidth/2;
+ yprof[ 1] = yprof[0];
+ xprof[ 2] = xprof[1];
+ yprof[ 2] = -kSectClipThick1;
+ xprof[ 3] = kSectClipWidth/2 - kSectClipThick2;
+ yprof[ 3] = yprof[2];
+ xprof[ 4] = xprof[3] + kSectClipInStave*SinD(kSectClipAngle);
+ yprof[ 4] = -kSectClipInStave*CosD(kSectClipAngle);
+ xprof[ 5] = xprof[4] + kSectClipThick2*CosD(kSectClipAngle);
+ yprof[ 5] = yprof[4] + kSectClipThick2*SinD(kSectClipAngle);
+
+ sectclipsh->DefinePolygon(6,xprof,yprof);
+ sectclipsh->DefineSection(0,-kSectClipLength/2);
+ sectclipsh->DefineSection(1, kSectClipLength/2);
+
+ // The central set pin head and body
+ TGeoTube *setpinbodysh = new TGeoTube(0, kSetPinDiam/2,
+ kSectSuppThick/2);
+
+ TGeoTube *setpinheadsh = new TGeoTube(kSetPinHeadRmin, kSetPinHeadDiam/2,
+ kSetPinHeadThick/2);
+
+ TGeoTube *pinclipbodysh = new TGeoTube(0, kSetPinDiam/2,
+ kSectClipThick1/2);
+
+ // The set pin segment below the sector clip
+ TGeoTube *setpinoutclipsh = new TGeoTube(0, kSetPinDiam/2,
+ kSetPinOutClipH/2);
+
+
+ // We have the shapes: now create the real volumes
+ TGeoMedium *medInox = GetMedium("INOX$");
+ TGeoMedium *medCu = GetMedium("COPPER$");
+ TGeoMedium *medSPDcf = GetMedium("SPD shield$");
+
+ TGeoVolume *manifblk = new TGeoVolume("ITSSPDBlkManif",
+ manifblksh,medInox);
+ manifblk->SetLineColor(kGreen+2);
+
+ TGeoVolume *manifinscube = new TGeoVolume("ITSSPDInsCubeManif",
+ manifinscubesh,medCu);
+ manifinscube->SetLineColor(kYellow);
+
+ TGeoVolume *manifinscyl1 = new TGeoVolume("ITSSPDInsCyl1Manif",
+ manifinscyl1sh,medCu);
+ manifinscyl1->SetLineColor(kYellow);
+
+ TGeoVolume *manifinscyl2 = new TGeoVolume("ITSSPDInsCyl2Manif",
+ manifinscyl2sh,medCu);
+ manifinscyl2->SetLineColor(kYellow);
+
+ TGeoVolume *manifcollcyl1 = new TGeoVolume("ITSSPDCollCyl1Manif",
+ manifcollcyl1sh,medCu);
+ manifcollcyl1->SetLineColor(kYellow);
+
+ TGeoVolume *manifcollcyl2 = new TGeoVolume("ITSSPDCollCyl2Manif",
+ manifcollcyl2sh,medCu);
+ manifcollcyl2->SetLineColor(kYellow);
+
+ TGeoVolume *suppmanif = new TGeoVolume("ITSSPDCoolManifSupp",
+ suppmanifsh,medSPDcf);
+ suppmanif->SetLineColor(7);
+
+ TGeoVolume *suppscrewbody = new TGeoVolume("ITSSPDSuppScrewBody",
+ suppscrewbodysh,medInox);
+ suppscrewbody->SetLineColor(kGray);
+
+ xpos = kCoolManifLength/2 - kSuppScrewZPos;
+ ypos = suppscrewbodysh->GetDz();
+ zpos = kCoolManifWidth/2 - kSuppScrewXPos;
+ suppmanif->AddNode(suppscrewbody, 1, new TGeoCombiTrans( xpos, ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ suppmanif->AddNode(suppscrewbody, 2, new TGeoCombiTrans( xpos, ypos,-zpos,
+ new TGeoRotation("",0,90,0)));
+ suppmanif->AddNode(suppscrewbody, 3, new TGeoCombiTrans(-xpos, ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ suppmanif->AddNode(suppscrewbody, 4, new TGeoCombiTrans(-xpos, ypos,-zpos,
+ new TGeoRotation("",0,90,0)));
+
+ TGeoVolume *suppscrewhead = new TGeoVolume("ITSSPDSuppScrewHead",
+ suppscrewheadsh,medInox);
+ suppscrewhead->SetLineColor(kGray);
+
+ TGeoVolume *screwoutmanif = new TGeoVolume("ITSSPDSuppScrewOutManif",
+ screwoutmanifsh,medInox);
+ screwoutmanif->SetLineColor(kGray);
+
+ TGeoVolume *suppsect = new TGeoVolume("ITSSPDCoolSectorSupp",
+ suppsectsh,medSPDcf);
+ suppsect->SetLineColor(7);
+
+ xpos = kSectSuppLen2/2 - kSectScrewZPos;
+ ypos = suppscrewbodysh->GetDz();
+ suppsect->AddNode(suppscrewbody, 1, new TGeoCombiTrans( xpos, ypos, 0,
+ new TGeoRotation("",0,90,0)));
+ suppsect->AddNode(suppscrewbody, 2, new TGeoCombiTrans(-xpos, ypos, 0,
+ new TGeoRotation("",0,90,0)));
+
+ TGeoVolume *setpinbody = new TGeoVolume("ITSSPDSetPinBody",
+ setpinbodysh,medInox);
+ setpinbody->SetLineColor(kGray);
+
+ ypos = setpinbodysh->GetDz();
+ suppsect->AddNode(setpinbody, 1, new TGeoCombiTrans( 0, ypos, 0,
+ new TGeoRotation("",0,90,0)));
+
+ TGeoVolume *setpinhead = new TGeoVolume("ITSSPDSetPinHead",
+ setpinheadsh,medInox);
+ setpinhead->SetLineColor(kGray);
+
+ TGeoVolume *sectclip = new TGeoVolume("ITSSPDCoolSectorClip",
+ sectclipsh,medSPDcf);
+ sectclip->SetLineColor(7);
+
+ TGeoVolume *clipscrewbody = new TGeoVolume("ITSSPDClipScrewBody",
+ clipscrewbodysh,medInox);
+ clipscrewbody->SetLineColor(kGray);
+
+ ypos = -clipscrewbodysh->GetDz();
+ zpos = kSectSuppLen2/2 - kSectScrewZPos;
+ sectclip->AddNode(clipscrewbody, 1, new TGeoCombiTrans( 0, ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ sectclip->AddNode(clipscrewbody, 2, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,90,0)));
+
+ TGeoVolume *pinclipbody = new TGeoVolume("ITSSPDClipPinBody",
+ pinclipbodysh,medInox);
+ pinclipbody->SetLineColor(kGray);
+
+ ypos = -pinclipbodysh->GetDz();
+ sectclip->AddNode(pinclipbody, 1, new TGeoCombiTrans( 0, ypos, 0,
+ new TGeoRotation("",0,90,0)));
+
+ TGeoVolume *setpinoutclip = new TGeoVolume("ITSSPDSetPinOutClip",
+ setpinoutclipsh,medInox);
+ setpinoutclip->SetLineColor(kGray);
+
+
+ // Add all volumes in the assemblies
+ coolmanifA->AddNode(manifblk,1,0);
+ coolmanifC->AddNode(manifblk,1,0);
+
+ ypos = manifblksh->GetDY() + manifinscyl1sh->GetDz();
+ zpos = manifblksh->GetDZ() - manifinscyl1sh->GetRmax() - kCoolManifFitZPos;
+ coolmanifA->AddNode(manifinscyl1, 1, new TGeoCombiTrans(0, -ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifC->AddNode(manifinscyl1, 1, new TGeoCombiTrans(0, -ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+
+ ypos += (manifinscyl1sh->GetDz() + manifinscubesh->GetDY());
+ coolmanifA->AddNode(manifinscube, 1, new TGeoTranslation(0, -ypos, zpos));
+ coolmanifC->AddNode(manifinscube, 1, new TGeoTranslation(0, -ypos, zpos));
+
+ zpos += (manifinscubesh->GetDZ() + manifinscyl2sh->GetDz());
+ coolmanifA->AddNode(manifinscyl2, 1, new TGeoTranslation(0, -ypos, zpos));
+ coolmanifC->AddNode(manifinscyl2, 1, new TGeoTranslation(0, -ypos, zpos));
+
+ ypos = manifblksh->GetDY();
+ coolmanifA->AddNode(suppmanif, 1, new TGeoCombiTrans(0, ypos, 0,
+ new TGeoRotation("",-90,90,90)));
+ coolmanifC->AddNode(suppmanif, 1, new TGeoCombiTrans(0, ypos, 0,
+ new TGeoRotation("",-90,90,90)));
+
+ ypos += (kManifSuppThick + kScrewM3HeadThick/2);
+ xpos = kCoolManifWidth/2 - kSuppScrewXPos;
+ zpos = kCoolManifLength/2 - kSuppScrewZPos;
+ coolmanifA->AddNode(suppscrewhead, 1, new TGeoCombiTrans( xpos, ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(suppscrewhead, 1, new TGeoCombiTrans( xpos, ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifA->AddNode(suppscrewhead, 2, new TGeoCombiTrans( xpos, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(suppscrewhead, 2, new TGeoCombiTrans( xpos, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifA->AddNode(suppscrewhead, 3, new TGeoCombiTrans(-xpos, ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(suppscrewhead, 3, new TGeoCombiTrans(-xpos, ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifA->AddNode(suppscrewhead, 4, new TGeoCombiTrans(-xpos, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(suppscrewhead, 4, new TGeoCombiTrans(-xpos, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+
+ ypos = manifblksh->GetDY() + screwoutmanifsh->GetDz();
+ coolmanifA->AddNode(screwoutmanif, 1, new TGeoCombiTrans( xpos,-ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(screwoutmanif, 1, new TGeoCombiTrans( xpos,-ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifA->AddNode(screwoutmanif, 2, new TGeoCombiTrans( xpos,-ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(screwoutmanif, 2, new TGeoCombiTrans( xpos,-ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifA->AddNode(screwoutmanif, 3, new TGeoCombiTrans(-xpos,-ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(screwoutmanif, 3, new TGeoCombiTrans(-xpos,-ypos, zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifA->AddNode(screwoutmanif, 4, new TGeoCombiTrans(-xpos,-ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(screwoutmanif, 4, new TGeoCombiTrans(-xpos,-ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+
+ ypos = manifblksh->GetDY() + suppmanifsh->GetY(1) - suppsectsh->GetY(1);
+ zpos = manifblksh->GetDZ() + (kCoolManifZPos - kSectSuppZPos);
+ coolmanifA->AddNode(suppsect, 1, new TGeoCombiTrans(0, ypos,-zpos,
+ new TGeoRotation("",-90,90,90)));
+ coolmanifC->AddNode(suppsect, 1, new TGeoCombiTrans(0, ypos,-zpos,
+ new TGeoRotation("",-90,90,90)));
+
+ tmp = ypos; // Save it to avoid recomputing
+
+ ypos += (kSectSuppThick + kScrewM3HeadThick/2);
+ zpos += (kSectSuppLen2/2 - kSectScrewZPos);
+ coolmanifA->AddNode(suppscrewhead, 5, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(suppscrewhead, 5, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ zpos -= 2*(kSectSuppLen2/2 - kSectScrewZPos);
+ coolmanifA->AddNode(suppscrewhead, 6, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(suppscrewhead, 6, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+
+ ypos = tmp + kSectSuppThick + kSetPinHeadThick/2;
+ zpos += (kSectSuppLen2/2 - kSectScrewZPos);
+ coolmanifA->AddNode(setpinhead, 1, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(setpinhead, 1, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+
+ ypos = tmp - 8.e-5; // Avoid microscopic overlap
+ tmp = ypos;
+ coolmanifA->AddNode(sectclip, 1, new TGeoTranslation( 0, ypos,-zpos));
+ coolmanifC->AddNode(sectclip, 1, new TGeoCombiTrans ( 0, ypos,-zpos,
+ new TGeoRotation("",-90,180,90)));
+
+ ypos -= (kSectClipThick1 + setpinoutclipsh->GetDz());
+ coolmanifA->AddNode(setpinoutclip, 1, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(setpinoutclip, 1, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+
+ ypos = tmp - (kSectClipThick1 + screwoutmanifsh->GetDz());
+ zpos += (kSectSuppLen2/2 - kSectScrewZPos);
+ coolmanifA->AddNode(screwoutmanif, 5, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(screwoutmanif, 5, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ zpos -= 2*(kSectSuppLen2/2 - kSectScrewZPos);
+ coolmanifA->AddNode(screwoutmanif, 6, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+ coolmanifC->AddNode(screwoutmanif, 6, new TGeoCombiTrans( 0, ypos,-zpos,
+ new TGeoRotation("",0,-90,0)));
+
+ xpos = manifblksh->GetDX() - kCoolManifCollXPos;
+ ypos = manifblksh->GetDY() + manifcollcyl1sh->GetDz();
+ zpos =-manifblksh->GetDZ() + kCoolManifCollZ0;
+ for (Int_t i=0; i<3; i++) {
+ coolmanifA->AddNode(manifcollcyl1, 2*i+1,
+ new TGeoCombiTrans( xpos, -ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifA->AddNode(manifcollcyl1, 2*i+2,
+ new TGeoCombiTrans(-xpos, -ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifC->AddNode(manifcollcyl1, 2*i+1,
+ new TGeoCombiTrans( xpos, -ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifC->AddNode(manifcollcyl1, 2*i+2,
+ new TGeoCombiTrans(-xpos, -ypos, zpos,
+ new TGeoRotation("",0,90,0)));
+ Double_t y = ypos + manifcollcyl1sh->GetDz() + manifcollcyl2sh->GetDz();
+ coolmanifA->AddNode(manifcollcyl2, 2*i+1,
+ new TGeoCombiTrans( xpos, -y, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifA->AddNode(manifcollcyl2, 2*i+2,
+ new TGeoCombiTrans(-xpos, -y, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifC->AddNode(manifcollcyl2, 2*i+1,
+ new TGeoCombiTrans( xpos, -y, zpos,
+ new TGeoRotation("",0,90,0)));
+ coolmanifC->AddNode(manifcollcyl2, 2*i+2,
+ new TGeoCombiTrans(-xpos, -y, zpos,
+ new TGeoRotation("",0,90,0)));
+
+ zpos += kCoolManifCollDZ;
+ }
+
+ // Now add the cooling tubes to the assembly
+ CreateCoolingTubes(coolmanifA, kFALSE);
+ CreateCoolingTubes(coolmanifC, kTRUE);
+
+
+ // Finally put everything in the mother volume
+ radius = kCoolManifRPos + 1.e-5; // Avoid microscopic overlap
+ zpos = kCoolManifZPos + manifblksh->GetDZ();
+ for (Int_t i=0; i<10; i++) {
+ theta = 36.*i;
+ moth->AddNode(coolmanifA, i+1, new TGeoCombiTrans(radius*SinD(theta),
+ radius*CosD(theta),
+ zpos,
+ new TGeoRotation("",-theta,0,0)));
+ moth->AddNode(coolmanifC, i+1, new TGeoCombiTrans(radius*SinD(theta),
+ radius*CosD(theta),
+ -zpos,
+ new TGeoRotation("",90-theta,180,-90)));
+ }
+
+
+}
+
+
+//______________________________________________________________________
+void AliITSv11GeometrySPD::CreateCoolingTubes(TGeoVolume *moth, Bool_t sideC) const
+{
+ //
+ // Private method to implement SPD cooling tubes
+ // going from the manifolds to the staves
+ // Since their form is quite complicate (especially on Side C
+ // where capillaries are located) a separate method is used
+ // If sideC is true, the cooling tubes on Side C are created
+ // along with the cooling loops (aka "capillaries"), otherwise
+ // the (simpler) tubes on Side A get created.
+ //
+ // In all variables: L = Left (X > 0) R = Right (X < 0)
+ //
+ // Created: 10 Nov 2012 Mario Sitta
+ //
+ // Data provided by C.Gargiulo from CAD
+
+ // Cooling manifolds - THESE VALUES *MUST* MATCH WITH CALLING METHOD!
+ const Double_t kCoolManifWidth = fgkmm * 22.0;
+ const Double_t kCoolManifLength = fgkmm * 50.0;
+ const Double_t kCoolManifThick = fgkmm * 7.0;
+ const Double_t kCoolManifCollH1 = fgkmm * 2.5;
+ const Double_t kCoolManifCollH2 = fgkmm * 5.0;
+ // Cooling pipes
+ const Double_t kCoolPipeSideARin = fgkmm * 1.5;
+ const Double_t kCoolPipeSideARout = fgkmm * 1.8;
+ const Double_t kCoolPipeSideCRin = fgkmm * 0.5;
+ const Double_t kCoolPipeSideCRout = fgkmm * 0.85;
+ const Double_t kCoolPipeHeight = fgkmm * 1.923;
+ const Double_t kCoolPipeCRadiusL[3] = {11.0, 14.0, 31.34};// TO BE CHECKED!
+ const Double_t kCoolPipeCRadiusR[3] = {12.0, 14.0, 35.54};// TO BE CHECKED!
+ const Double_t kCoolPipeARadiusL12[2] = {14.0, 30.0};
+ const Double_t kCoolPipeARadiusR12[2] = {14.0, 30.0};
+ const Double_t kCoolPipeARadiusL34[2] = {22.0, 30.0};
+ const Double_t kCoolPipeARadiusR34[2] = {22.0, 30.0};
+ const Double_t kCoolPipeARadiusL[3]= {14.0, 14.0, 31.34}; // TO BE CHECKED!
+ const Double_t kCoolPipeARadiusR[3]= {14.0, 14.0, 35.54}; // TO BE CHECKED!
+ const Double_t kCoolPipeZSPD = fgkcm * 8.47;
+ // Cooling pipes position - THESE VALUES *MUST* MATCH WITH CALLING METHOD!
+ const Double_t kCoolManifCollXPos = fgkmm * 5.0;
+ const Double_t kCoolManifCollDZ = fgkmm * 13.0;
+ const Double_t kCoolManifCollZ0 = fgkmm * 9.0;
+
+ Int_t kPurple = 6; // Purple (Root does not define it)
+
+ // Local variables
+ Double_t xpos, ypos, zpos;
+ Char_t pipename[11];
+
+ //
+ TGeoMedium *medPhynox = GetMedium("PHYNOX$");
+ TGeoMedium *medFreon = GetMedium("Freon$");
+ TGeoMedium *medGasFr = GetMedium("GASEOUS FREON$");
+
+ // The cooling tubes are created as CableRound volumes
+ // because it's easier to compose them piece by piece
+ AliITSv11GeomCableRound *coolpipe[6];
+
+ if (sideC)
+ for (Int_t i = 0; i<6; i++) {
+ snprintf(pipename,11,"coolPipeC%d",i+1);
+ coolpipe[i] = new AliITSv11GeomCableRound(pipename,kCoolPipeSideCRout);
+ coolpipe[i]->SetNLayers(2);
+ coolpipe[i]->SetLayer(0, kCoolPipeSideCRin, medFreon, kPurple);
+ coolpipe[i]->SetLayer(1,(kCoolPipeSideCRout-kCoolPipeSideCRin),
+ medPhynox, kYellow);
+ }
+ else
+ for (Int_t i = 0; i<6; i++) {
+ snprintf(pipename,11,"coolPipeA%d",i+1);
+ coolpipe[i] = new AliITSv11GeomCableRound(pipename,kCoolPipeSideARout);
+ coolpipe[i]->SetNLayers(2);
+ coolpipe[i]->SetLayer(0, kCoolPipeSideARin, medGasFr, kPurple);
+ coolpipe[i]->SetLayer(1,(kCoolPipeSideARout-kCoolPipeSideARin),
+ medPhynox, kYellow);
+ }
+
+ // Now place them in the mother assembly
+ xpos = kCoolManifWidth/2 - kCoolManifCollXPos;
+ ypos = kCoolManifThick/2 + kCoolManifCollH1 + kCoolManifCollH2;
+ zpos =-kCoolManifLength/2 + kCoolManifCollZ0;
+
+ if (sideC) { // On Side C tubes are simpler and can be created in a loop
+
+ for (Int_t i=0; i<3; i++) {
+
+ Double_t coordL[3] = { xpos,-ypos,zpos};
+ Double_t coordR[3] = {-xpos,-ypos,zpos};
+ Double_t vect[3] = {0, 1, 0};
+ coolpipe[2*i]->AddCheckPoint(moth, 0, coordL, vect);
+ coolpipe[2*i+1]->AddCheckPoint(moth, 0, coordR, vect);
+ coordL[1] -= kCoolPipeHeight;
+ coordR[1] = coordL[1];
+ coolpipe[2*i]->AddCheckPoint(moth, 1, coordL, vect);
+ coolpipe[2*i+1]->AddCheckPoint(moth, 1, coordR, vect);
+ coordL[1] -= kCoolPipeCRadiusL[i]*fgkmm;
+ coordL[2] -= kCoolPipeCRadiusL[i]*fgkmm;
+ coordR[1] -= kCoolPipeCRadiusR[i]*fgkmm;
+ coordR[2] -= kCoolPipeCRadiusR[i]*fgkmm;
+ vect[1] = 0;
+ vect[2] = -1;
+ coolpipe[2*i]->AddCheckPoint(moth, 2, coordL, vect);
+ coolpipe[2*i+1]->AddCheckPoint(moth, 2, coordR, vect);
+ coordL[2] = -kCoolPipeZSPD;
+ coordR[2] = -kCoolPipeZSPD;
+ coolpipe[2*i]->AddCheckPoint(moth, 3, coordL, vect);
+ coolpipe[2*i+1]->AddCheckPoint(moth, 3, coordR, vect);
+
+ zpos += kCoolManifCollDZ;
+ }
+
+ for (Int_t i=0; i<6; i++) {
+ coolpipe[i]->SetInitialNode(moth);
+
+ coolpipe[i]->CreateAndInsertTubeSegment(1);
+ coolpipe[i]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[i]->CreateAndInsertTubeSegment(3);
+ }
+
+ } else { // On Side A tubes are all different so are created one by one
+
+ Double_t coordL[3] = { xpos,-ypos,zpos};
+ Double_t coordR[3] = {-xpos,-ypos,zpos};
+ Double_t vect[3] = {0, 1, 0};
+ coolpipe[0]->AddCheckPoint(moth, 0, coordL, vect);
+ coolpipe[1]->AddCheckPoint(moth, 0, coordR, vect);
+ coordL[1] -= kCoolPipeHeight;
+ coordR[1] = coordL[1];
+ coolpipe[0]->AddCheckPoint(moth, 1, coordL, vect);
+ coolpipe[1]->AddCheckPoint(moth, 1, coordR, vect);
+ coordL[1] -= SinD(45) *kCoolPipeARadiusL12[0]*fgkmm;
+ coordL[2] -= (1+CosD(45))*kCoolPipeARadiusL12[0]*fgkmm;
+ coordR[1] -= SinD(45) *kCoolPipeARadiusR12[0]*fgkmm;
+ coordR[2] -= (1+CosD(45))*kCoolPipeARadiusR12[0]*fgkmm;
+ vect[1] = TMath::Sqrt(2);
+ vect[2] = -vect[1];
+ coolpipe[0]->AddCheckPoint(moth, 2, coordL, vect);
+ coolpipe[1]->AddCheckPoint(moth, 2, coordR, vect);
+ coordL[1] += (1-CosD(45))*kCoolPipeARadiusL12[1]*fgkmm;
+ coordL[2] -= SinD(45) *kCoolPipeARadiusL12[1]*fgkmm;
+ coordR[1] += (1-CosD(45))*kCoolPipeARadiusR12[1]*fgkmm;
+ coordR[2] -= SinD(45) *kCoolPipeARadiusR12[1]*fgkmm;
+ vect[1] = 0;
+ vect[2] = -1;
+ coolpipe[0]->AddCheckPoint(moth, 3, coordL, vect);
+ coolpipe[1]->AddCheckPoint(moth, 3, coordR, vect);
+ coordL[2] = -kCoolPipeZSPD;
+ coordR[2] = -kCoolPipeZSPD;
+ coolpipe[0]->AddCheckPoint(moth, 4, coordL, vect);
+ coolpipe[1]->AddCheckPoint(moth, 4, coordR, vect);
+
+ coolpipe[0]->SetInitialNode(moth);
+ coolpipe[0]->CreateAndInsertTubeSegment(1);
+ coolpipe[0]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[0]->CreateAndInsertTorusSegment(3,180);
+ coolpipe[0]->CreateAndInsertTubeSegment(4);
+
+ coolpipe[1]->SetInitialNode(moth);
+ coolpipe[1]->CreateAndInsertTubeSegment(1);
+ coolpipe[1]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[1]->CreateAndInsertTorusSegment(3,180);
+ coolpipe[1]->CreateAndInsertTubeSegment(4);
+
+ zpos += kCoolManifCollDZ;
+
+ coordL[0] = xpos; coordL[1] = -ypos; coordL[2] = zpos;
+ coordR[0] =-xpos; coordR[1] = -ypos; coordR[2] = zpos;
+ vect[0] = 0; vect[1] = 1; vect[2] = 0;
+
+ coolpipe[2]->AddCheckPoint(moth, 0, coordL, vect);
+ coolpipe[3]->AddCheckPoint(moth, 0, coordR, vect);
+ coordL[1] -= kCoolPipeHeight;
+ coordR[1] = coordL[1];
+ coolpipe[2]->AddCheckPoint(moth, 1, coordL, vect);
+ coolpipe[3]->AddCheckPoint(moth, 1, coordR, vect);
+ coordL[1] -= SinD(45) *kCoolPipeARadiusL34[0]*fgkmm;
+ coordL[2] -= (1+CosD(45))*kCoolPipeARadiusL34[0]*fgkmm;
+ coordR[1] -= SinD(45) *kCoolPipeARadiusR34[0]*fgkmm;
+ coordR[2] -= (1+CosD(45))*kCoolPipeARadiusR34[0]*fgkmm;
+ vect[1] = TMath::Sqrt(2);
+ vect[2] = -vect[1];
+ coolpipe[2]->AddCheckPoint(moth, 2, coordL, vect);
+ coolpipe[3]->AddCheckPoint(moth, 2, coordR, vect);
+ coordL[1] += (1-CosD(45))*kCoolPipeARadiusL34[1]*fgkmm;
+ coordL[2] -= SinD(45) *kCoolPipeARadiusL34[1]*fgkmm;
+ coordR[1] += (1-CosD(45))*kCoolPipeARadiusR34[1]*fgkmm;
+ coordR[2] -= SinD(45) *kCoolPipeARadiusR34[1]*fgkmm;
+ vect[1] = 0;
+ vect[2] = -1;
+ coolpipe[2]->AddCheckPoint(moth, 3, coordL, vect);
+ coolpipe[3]->AddCheckPoint(moth, 3, coordR, vect);
+ coordL[2] = -kCoolPipeZSPD;
+ coordR[2] = -kCoolPipeZSPD;
+ coolpipe[2]->AddCheckPoint(moth, 4, coordL, vect);
+ coolpipe[3]->AddCheckPoint(moth, 4, coordR, vect);
+
+ coolpipe[2]->SetInitialNode(moth);
+ coolpipe[2]->CreateAndInsertTubeSegment(1);
+ coolpipe[2]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[2]->CreateAndInsertTorusSegment(3,180);
+ coolpipe[2]->CreateAndInsertTubeSegment(4);
+
+ coolpipe[3]->SetInitialNode(moth);
+ coolpipe[3]->CreateAndInsertTubeSegment(1);
+ coolpipe[3]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[3]->CreateAndInsertTorusSegment(3,180);
+ coolpipe[3]->CreateAndInsertTubeSegment(4);
+
+ zpos += kCoolManifCollDZ;
+
+ coordL[0] = xpos; coordL[1] = -ypos; coordL[2] = zpos;
+ coordR[0] =-xpos; coordR[1] = -ypos; coordR[2] = zpos;
+ vect[0] = 0; vect[1] = 1; vect[2] = 0;
+
+ coolpipe[4]->AddCheckPoint(moth, 0, coordL, vect);
+ coolpipe[5]->AddCheckPoint(moth, 0, coordR, vect);
+ coordL[1] -= kCoolPipeHeight;
+ coordR[1] = coordL[1];
+ coolpipe[4]->AddCheckPoint(moth, 1, coordL, vect);
+ coolpipe[5]->AddCheckPoint(moth, 1, coordR, vect);
+ coordL[1] -= kCoolPipeARadiusL[2]*fgkmm;
+ coordL[2] -= kCoolPipeARadiusL[2]*fgkmm;
+ coordR[1] -= kCoolPipeARadiusR[2]*fgkmm;
+ coordR[2] -= kCoolPipeARadiusR[2]*fgkmm;
+ vect[1] = 0;
+ vect[2] = -1;
+ coolpipe[4]->AddCheckPoint(moth, 2, coordL, vect);
+ coolpipe[5]->AddCheckPoint(moth, 2, coordR, vect);
+ coordL[2] = -kCoolPipeZSPD;
+ coordR[2] = -kCoolPipeZSPD;
+ coolpipe[4]->AddCheckPoint(moth, 3, coordL, vect);
+ coolpipe[5]->AddCheckPoint(moth, 3, coordR, vect);
+
+ coolpipe[4]->SetInitialNode(moth);
+ coolpipe[4]->CreateAndInsertTubeSegment(1);
+ coolpipe[4]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[4]->CreateAndInsertTubeSegment(3);
+
+ coolpipe[5]->SetInitialNode(moth);
+ coolpipe[5]->CreateAndInsertTubeSegment(1);
+ coolpipe[5]->CreateAndInsertTorusSegment(2,180);
+ coolpipe[5]->CreateAndInsertTubeSegment(3);
+
+ } // if (sideC)
+
+ if(GetDebug(3))
+ for (Int_t i=0; i<6; i++)
+ coolpipe[i]->PrintCheckPoints();
+
}
+
//______________________________________________________________________
TGeoVolume* AliITSv11GeometrySPD::CreateExtender(
const Double_t *extenderParams, const TGeoMedium *extenderMedium,
//
// This function creates the following picture (in plane xOy)
// Should be useful for the definition of the pixel bus and MCM extenders
- // The origin corresponds to point 0 on the picture, at half-width
- // in Z direction
+ // The origin corresponds to point 0 on the picture, at half-width
+ // in Z direction
//
// Y 7 6 5
// ^ +---+---------------------+
// |--> par 4 : outer length [3-4] / [6-5]
// |--> par 5 : width in local Z direction
//
- Double_t slopeDeltaX = (extenderParams[3] - extenderParams[1]
- * TMath::Cos(extenderParams[2])) /
+ Double_t slopeDeltaX = (extenderParams[3] - extenderParams[1]
+ * TMath::Cos(extenderParams[2])) /
TMath::Tan(extenderParams[2]);
Double_t extenderXtruX[10] = {
0 ,
extenderParams[0] ,
- extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2]) ,
+ extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2]) ,
extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2])+
slopeDeltaX ,
extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2])+
- slopeDeltaX + extenderParams[4],
+ slopeDeltaX + extenderParams[4],
extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2])+
- slopeDeltaX + extenderParams[4],
+ slopeDeltaX + extenderParams[4],
extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2])+
- slopeDeltaX ,
+ slopeDeltaX ,
extenderParams[0]+extenderParams[1]*TMath::Sin(extenderParams[2])+
slopeDeltaX - extenderParams[1] * TMath::Sin(extenderParams[2]) ,
extenderParams[0] ,
extenderXtru->DefineSection(1, 0.5*extenderParams[4]);
return extenderXtruVol;
}
-//______________________________________________________________________
-TGeoVolumeAssembly* AliITSv11GeometrySPD::CreatePixelBusAndExtensions
-(Bool_t /*zpos*/, TGeoManager *mgr) const
-{
- //
- // Creates an assembly which contains the pixel bus and its extension
- // and the extension of the MCM.
- // By: Renaud Vernet
- // NOTE: to be defined its material and its extension in the outside
- // direction
- //
- // ==== constants =====
- //get the media
- // PIXEL BUS
- //TGeoMedium *medPixelBus = GetMedium("SPDBUS(AL+KPT+EPOX)$",mgr);
- // IXEL BUS EXTENDER
- TGeoMedium *medPBExtender = GetMedium("SDDKAPTON (POLYCH2)$",mgr);
- //MCM EXTENDER
- TGeoMedium *medMCMExtender = GetMedium("SDDKAPTON (POLYCH2)$",mgr);
- // //geometrical constants
- const Double_t kPbextenderThickness = 0.07 * fgkmm;
- //design=?? 70 deg. seems OK
- const Double_t kPbExtenderSlopeAngle = 70.0 * TMath::Pi()/180.;
- // = 2.6 - (0.28+0.05+0.35) cf design
- const Double_t kPbExtenderHeight = 1.92 * fgkmm;
- const Double_t kPbExtenderWidthY = 11.0 * fgkmm;
- //design=?? 70 deg. seems OK
- const Double_t kMcmExtenderSlopeAngle = 70.0 * TMath::Pi()/180.;
- const Double_t kMcmExtenderThickness = 0.10 * fgkmm;
- const Double_t kMcmExtenderHeight = 1.8 * fgkmm;
- const Double_t kMcmExtenderWidthY = kPbExtenderWidthY;
- // const Double_t groundingThickness = 0.07 * fgkmm;
- // const Double_t grounding2pixelBusDz = 0.625 * fgkmm;
- // const Double_t pixelBusThickness = 0.28 * fgkmm;
- // const Double_t groundingWidthX = 170.501 * fgkmm;
- // const Double_t pixelBusContactDx = 1.099 * fgkmm;
- // const Double_t pixelBusWidthY = 13.8 * fgkmm;
- //design=20 deg.
- // const Double_t pixelBusContactPhi = 20.0 * TMath::Pi()/180.
- // const Double_t pbExtenderTopZ = 2.72 * fgkmm;
- // const Double_t mcmThickness = 0.35 * fgkmm;
- // const Double_t halfStaveTotalLength = 247.64 * fgkmm;
- // const Double_t deltaYOrigin = 15.95/2.* fgkmm;
- // const Double_t deltaXOrigin = 1.1 * fgkmm;
- // const Double_t deltaZOrigin = halfStaveTotalLength / 2.;
- // const Double_t grounding2pixelBusDz2 = grounding2pixelBusDz+
- // groundingThickness/2. + pixelBusThickness/2.;
- // const Double_t pixelBusWidthX = groundingWidthX;
- // const Double_t pixelBusRaiseLength = (pixelBusContactDx-
- // pixelBusThickness*TMath::Sin(pixelBusContactPhi))/
- // TMath::Cos(pixelBusContactPhi);
- // const Double_t pbExtenderBaseZ = grounding2pixelBusDz2 +
- // pixelBusRaiseLength*TMath::Sin(pixelBusContactPhi) +
- // 2*pixelBusThickness*TMath::Sin(pixelBusContactPhi)*
- // TMath::Tan(pixelBusContactPhi);
- // const Double_t pbExtenderDeltaZ = pbExtenderTopZ-pbExtenderBaseZ;
- // const Double_t pbExtenderEndPointX = 2*deltaZOrigin -
- // groundingWidthX - 2*pixelBusThickness*TMath::Sin(pixelBusContactPhi);
- // const Double_t pbExtenderXtru3L = 1.5 * fgkmm; //arbitrary ?
- // const Double_t pbExtenderXtru4L = (pbExtenderDeltaZ +
- // pixelBusThickness*(TMath::Cos(extenderSlope)-2))/
- // TMath::Sin(extenderSlope);
- // const Double_t kMcmExtenderEndPointX = deltaZOrigin - 48.2 * fgkmm;
- // const Double_t kMcmExtenderXtru3L = 1.5 * fgkmm;
- // //===== end constants =====
- const Double_t kPbExtenderInnerLength = 10. * fgkmm;
- const Double_t kPbExtenderOuterLength = 15. * fgkmm;
- const Double_t kMcmExtenderInnerLength = 10. * fgkmm;
- const Double_t kMcmExtenderOuterLength = 15. * fgkmm;
- Double_t pbExtenderParams[6] = {kPbExtenderInnerLength, //0
- kPbextenderThickness, //1
- kPbExtenderSlopeAngle, //2
- kPbExtenderHeight, //3
- kPbExtenderOuterLength, //4
- kPbExtenderWidthY}; //5
-
- Double_t mcmExtenderParams[6] = {kMcmExtenderInnerLength, //0
- kMcmExtenderThickness, //1
- kMcmExtenderSlopeAngle, //2
- kMcmExtenderHeight, //3
- kMcmExtenderOuterLength, //4
- kMcmExtenderWidthY}; //5
-
- TArrayD sizes(3);
- TGeoVolume* pbExtender = CreateExtender(pbExtenderParams,medPBExtender,
- sizes);
- if(GetDebug(1))printf("CREATED AN EXTENDER : THICKNESS = %5.5f cm\t"
- "LENGTH=%5.5f cm\tWIDTH=%5.5f cm\n",sizes[0],sizes[1],sizes[2]);
- TGeoVolume* mcmExtender = CreateExtender(mcmExtenderParams,medMCMExtender,
- sizes);
- if(GetDebug(1))printf("CREATED AN EXTENDER : THICKNESS = %5.5f cm\t"
- "LENGTH=%5.5f cm\tWIDTH=%5.5f cm\n",sizes[0],sizes[1],sizes[2]);
- // Double_t pixelBusValues[5] = {pixelBusWidthX, //0
- // pixelBusThickness, //1
- // pixelBusContactPhi, //2
- // pixelBusRaiseLength, //3
- // pixelBusWidthY}; //4
-
- // Double_t pbExtenderValues[8] = {pixelBusRaiseLength, //0
- // pixelBusContactPhi, //1
- // pbExtenderXtru3L, //2
- // pixelBusThickness, //3
- // extenderSlope, //4
- // pbExtenderXtru4L, //5
- // pbExtenderEndPointX, //6
- // kPbExtenderWidthY}; //7
-
- // Double_t mcmExtenderValues[6] = {mcmExtenderXtru3L, //0
- // mcmExtenderThickness, //1
- // extenderSlope, //2
- // deltaMcmMcmExtender, //3
- // mcmExtenderEndPointX, //4
- // mcmExtenderWidthY}; //5
- // TGeoVolumeAssembly *pixelBus=new TGeoVolumeAssembly("ITSSPDpixelBus");
- // CreatePixelBus(pixelBus,pixelBusValues,medPixelBus);
- // TGeoVolumeAssembly *pbExtender = new TGeoVolumeAssembly(
- // "ITSSPDpixelBusExtender");
- // CreatePixelBusExtender(pbExtender,pbExtenderValues,medPBExtender);
- // TGeoVolumeAssembly *mcmExtender = new TGeoVolumeAssembly(
- // "ITSSPDmcmExtender");
- // CreateMCMExtender(mcmExtender,mcmExtenderValues,medMCMExtender);
- //-------------- DEFINITION OF GEOMETRICAL TRANSFORMATIONS --------
- // TGeoRotation * commonRot = new TGeoRotation("commonRot",0,90,0);
- // commonRot->MultiplyBy(new TGeoRotation("rot",-90,0,0));
- // TGeoTranslation * pixelBusTrans = new TGeoTranslation(
- // pixelBusThickness/2. - deltaXOrigin + 0.52*fgkmm ,
- // -pixelBusWidthY/2. + deltaYOrigin ,
- // -groundingWidthX/2. + deltaZOrigin);
- // TGeoRotation *pixelBusRot = new TGeoRotation(*commonRot);
- // TGeoTranslation *pbExtenderTrans =new TGeoTranslation(*pixelBusTrans);
- // TGeoRotation *pbExtenderRot = new TGeoRotation(*pixelBusRot);
- // pbExtenderTrans->SetDz(*(pbExtenderTrans->GetTranslation()+2) -
- // pixelBusWidthX/2. - 2*pixelBusThickness*
- // TMath::Sin(pixelBusContactPhi));
- // if (!zpos) {
- // pbExtenderTrans->SetDy(*(pbExtenderTrans->GetTranslation()+1) -
- // (pixelBusWidthY - kPbExtenderWidthY)/2.);
- // } else {
- // pbExtenderTrans->SetDy(*(pbExtenderTrans->GetTranslation()+1) +
- // (pixelBusWidthY - kPbExtenderWidthY)/2.);
- // }
- // pbExtenderTrans->SetDx(*(pbExtenderTrans->GetTranslation()) +
- // pixelBusThickness/2 + 2*pixelBusThickness*
- // TMath::Sin(pixelBusContactPhi)*
- // TMath::Tan(pixelBusContactPhi));
- // TGeoTranslation * mcmExtenderTrans = new TGeoTranslation(0.12*fgkmm +
- // mcmThickness - deltaXOrigin,
- // pbExtenderTrans->GetTranslation()[1],
- // -4.82);
- // TGeoRotation * mcmExtenderRot = new TGeoRotation(*pbExtenderRot);
- // // add pt1000 components
- // Double_t pt1000Z = fgkmm * 64400. * 1E-4;
- // //Double_t pt1000X[10] = {319700., 459700., 599700., 739700.,
- // 879700., 1029700., 1169700., 1309700.,
- // 1449700., 1589700.};
- // Double_t pt1000X[10] ={66160., 206200., 346200., 486200., 626200.,
- // 776200., 916200., 1056200., 1196200., 1336200.};
- // Double_t pt1000size[3] = {fgkmm*1.5, fgkmm*0.6, fgkmm*3.1};
- // Int_t i;
- // for (i = 0; i < 10; i++) {
- // pt1000X[i] *= fgkmm * 1E-4;
- // }
- // TGeoVolume *pt1000 = mgr->MakeBox("ITSSPDpt1000",0,0.5*pt1000size[0],
- // 0.5*pt1000size[1], 0.5*pt1000size[2]);
- // pt1000->SetLineColor(kGray);
- // Double_t refThickness = - pixelBusThickness;
- // for (i = 0; i < 10; i++) {
- // TGeoTranslation *tr = new TGeoTranslation(pt1000X[i]-
- // 0.5*pixelBusWidthX, 0.002+0.5*(-3.*refThickness+pt1000size[3]),
- // pt1000Z -0.5*pixelBusWidthY);
- // pixelBus->AddNode(pt1000, i+1, tr);
- // }
-
- //CREATE FINAL VOLUME ASSEMBLY AND ROTATE IT
- TGeoVolumeAssembly *assembly = new TGeoVolumeAssembly("ITSSPDextenders");
- // assembly->AddNode((TGeoVolume*)pixelBus,1,
- // new TGeoCombiTrans(*pixelBusTrans,*pixelBusRot));
- // assembly->AddNode((TGeoVolume*)pbExtender,1,
- // new TGeoCombiTrans(*pbExtenderTrans,*pbExtenderRot));
- // assembly->AddNode((TGeoVolume*)mcmExtender,1,
- // new TGeoCombiTrans(*mcmExtenderTrans,*mcmExtenderRot));
- // assembly->AddNode(mcmExtender,1,new TGeoIdentity());
- assembly->AddNode(pbExtender,1);
- assembly->AddNode(mcmExtender,1);
- // assembly->SetTransparency(50);
-
- return assembly;
-}
+
//______________________________________________________________________
TGeoVolumeAssembly* AliITSv11GeometrySPD::CreateHalfStave(Bool_t isRight,
Int_t layer,Int_t idxCentral,Int_t idxSide,TArrayD &sizes,TGeoManager *mgr)
{
//
- // Implementation of an half-stave, which depends on the side where
- // we are on the stave. The convention for "left" and "right" is the
- // same as for the MCM. The return value is a TGeoAssembly which is
- // structured in such a way that the origin of its local reference
+ // Implementation of an half-stave, which depends on the side where
+ // we are on the stave. The convention for "left" and "right" is the
+ // same as for the MCM. The return value is a TGeoAssembly which is
+ // structured in such a way that the origin of its local reference
// frame coincides with the origin of the whole stave.
// The TArrayD passed by reference will contain details of the shape:
// - sizes[0] = thickness
// define the separations along Z direction between the objects
Double_t sepLadderLadder = fgkmm * 0.2; // sep. btw the 2 ladders
- Double_t sepLadderCenter = fgkmm * 0.4; // sep. btw the "central" ladder
+ Double_t sepLadderCenter = fgkmm * 0.4; // sep. btw the "central" ladder
// and the Z=0 plane in stave ref.
Double_t sepLadderMCM = fgkmm * 0.3; // sep. btw the "external" ladder
// and MCM
- Double_t sepBusCenter = fgkmm * 0.3; // sep. btw the bus central edge
+ Double_t sepBusCenter = fgkmm * 0.3; // sep. btw the bus central edge
// and the Z=0 plane in stave ref.
// ** VOLUMES **
Double_t mcmThickness = mcmSize[0];
Double_t mcmLength = mcmSize[1];
Double_t mcmWidth = mcmSize[2];
-
+
// bus
TArrayD busSize(6);
TGeoVolumeAssembly *bus = CreatePixelBus(isRight, layer, busSize, mgr);
Double_t &fullThickness = sizes[0];
Double_t &fullLength = sizes[1];
Double_t &fullWidth = sizes[2];
-
+
// compute the full size of the container
fullLength = sepLadderCenter+2.0*ladderLength+sepLadderMCM+
sepLadderLadder+mcmLength;
TGeoTranslation *grndTrans = new TGeoTranslation(xGrnd, 0.0, zGrnd);
// ladders (translations along thickness and length)
- // layers must be sorted going from the one at largest Z to the
+ // layers must be sorted going from the one at largest Z to the
// one at smallest Z:
// -|Zmax| ------> |Zmax|
// 3 2 1 0
- // then, for layer 1 ladders they must be placed exactly this way,
- // and in layer 2 at the opposite. In order to remember the placements,
- // we define as "inner" and "outer" ladder respectively the one close
+ // then, for layer 1 ladders they must be placed exactly this way,
+ // and in layer 2 at the opposite. In order to remember the placements,
+ // we define as "inner" and "outer" ladder respectively the one close
// to barrel center, and the one closer to MCM, respectively.
Double_t xLad, zLadIn, zLadOut;
xLad = xGrnd + 0.5*(grndThickness + ladderThickness) +
TGeoCombiTrans *trLadOut = new TGeoCombiTrans(xLad,ladderShift,zLadOut,
rotLad);
- // MCM (length and thickness direction, placing at same level as the
- // ladder, which implies to recompute the position of center, because
- // ladder and MCM have NOT the same thickness) the two copies of the
+ // MCM (length and thickness direction, placing at same level as the
+ // ladder, which implies to recompute the position of center, because
+ // ladder and MCM have NOT the same thickness) the two copies of the
// MCM are placed at the same distance from the center, on both sides
- Double_t xMCM = xGrnd + 0.5*grndThickness + 0.5*mcmThickness +
+ Double_t xMCM = xGrnd + 0.5*grndThickness + 0.5*mcmThickness +
0.01175 - fgkGapLadder;
Double_t yMCM = 0.5*(fullWidth - mcmWidth);
Double_t zMCM = zLadOut - 0.5*ladderLength - 0.5*mcmLength - sepLadderMCM;
- if (!isRight) zMCM = zLadOut + 0.5*ladderLength + 0.5*mcmLength +
+ if (!isRight) zMCM = zLadOut + 0.5*ladderLength + 0.5*mcmLength +
sepLadderMCM;
// create the correction rotations
TGeoCombiTrans *trMCM = new TGeoCombiTrans(xMCM, yMCM, zMCM, rotMCM);
// glue between ladders and pixel bus
- Double_t xLadGlue = xLad + 0.5*ladderThickness + 0.01175 -
+ Double_t xLadGlue = xLad + 0.5*ladderThickness + 0.01175 -
fgkGapLadder + 0.5*ladGlueThickness;
// bus (length and thickness direction)
CreateClip(clipSize, kTRUE, mgr);
// define clip movements (width direction)
sizes[3] = xBus + 0.5*busThickness;
- sizes[4] = 0.5 * (fullWidth - busWidth) - clipSize[6] - fgkmm*0.48;
+ sizes[4] = 0.5 * (fullWidth - busWidth) - clipSize[6] - fgkmm*0.26;
sizes[5] = zBus + busSize[4];
sizes[6] = zBus + busSize[5];
// when put on the sector.
// This assembly contains, going from bottom to top in the thickness
// direction:
- // - the complete grounding foil, defined by the "CreateGroundingFoil"
- // method which already joins some glue and real groudning foil
+ // - the complete grounding foil, defined by the "CreateGroundingFoil"
+ // method which already joins some glue and real groudning foil
// layers for the whole stave (left + right);
- // - 4 ladders, which are sorted according to the ALICE numbering
+ // - 4 ladders, which are sorted according to the ALICE numbering
// scheme, which depends on the layer we are building this stave for;
// - 2 MCMs (a left and a right one);
// - 2 pixel buses (a left and a right one);
// ---
// Arguments:
- // - the layer number, which determines the displacement and naming
+ // - the layer number, which determines the displacement and naming
// of sensitive volumes
- // - a TArrayD passed by reference which will contain the size
+ // - a TArrayD passed by reference which will contain the size
// of virtual box containing the stave
// - the TGeoManager
//
TGeoVolumeAssembly *container = new TGeoVolumeAssembly(Form(
"ITSSPDlay%d-Stave",layer));
// define the indexes of the ladders in order to have the correct order
- // keeping in mind that the staves will be inserted as they are on layer
- // 2, while they are rotated around their local Y axis when inserted
- // on layer 1, so in this case they must be put in the "wrong" order
- // to turn out to be right at the end. The convention is:
+ // keeping in mind that the staves will be inserted as they are on layer
+ // 2, while they are rotated around their local Y axis when inserted
+ // on layer 1, so in this case they must be put in the "wrong" order
+ // to turn out to be right at the end. The convention is:
// -|Zmax| ------> |Zmax|
// 3 2 1 0
- // with respect to the "native" stave reference frame, "left" is in
+ // with respect to the "native" stave reference frame, "left" is in
// the positive Z this leads the definition of these indexes:
Int_t idxCentralL, idxSideL, idxCentralR, idxSideR;
idxCentralR = 2;
idxSideR = 3;
} // end if layer ==1
-
+
// create the two half-staves
TArrayD sizeL, sizeR;
TGeoVolumeAssembly *hstaveL = CreateHalfStave(kFALSE, layer, idxCentralL,
{
//
// Define a mask which states qhich staves must be placed.
- // It is a string which must contain '0' or '1' depending if
+ // It is a string which must contain '0' or '1' depending if
// a stave must be placed or not.
- // Each place is referred to one of the staves, so the first
+ // Each place is referred to one of the staves, so the first
// six characters of the string will be checked.
//
Int_t i;
// but it inserts in the mother volume (argument 'moth') all the stuff
// which composes the complete SPD sector.
// ---
- // In the following, the stave numbering order used for arrays is the
+ // In the following, the stave numbering order used for arrays is the
// same as defined in the GetSectorMountingPoints():
// /5
// /\/4
// Arguments: see description of "CarbonFiberSector" method.
//
- Double_t shift[6]; // shift from the innermost position in the
- // sector placement plane (where the stave
- // edge is in the point where the rounded
+ Double_t shift[6]; // shift from the innermost position in the
+ // sector placement plane (where the stave
+ // edge is in the point where the rounded
// corner begins)
shift[0] = fgkmm * -0.691;
shift[3] = fgkmm * -0.610;
shift[4] = fgkmm * -0.610;
shift[5] = fgkmm * -0.610;
-
+
// corrections after interaction with Andrea and CAD
Double_t corrX[6] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
Double_t corrY[6] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
-
+
corrX[0] = 0.0046;
corrX[1] = -0.0041;
corrX[2] = corrX[3] = corrX[4] = corrX[5] = -0.0016;
-
+
corrY[0] = -0.0007;
corrY[1] = -0.0009;
corrY[2] = corrY[3] = corrY[4] = corrY[5] = -0.0003;
-
+
corrX[0] += 0.00026;
corrY[0] += -0.00080;
-
+
corrX[1] += 0.00018;
corrY[1] += -0.00086;
-
+
corrX[2] += 0.00020;
corrY[2] += -0.00062;
-
+
corrX[3] += 0.00017;
corrY[3] += -0.00076;
-
+
corrX[4] += 0.00016;
corrY[4] += -0.00096;
-
+
corrX[5] += 0.00018;
corrY[5] += -0.00107;
-
+
// create stave volumes (different for layer 1 and 2)
TArrayD staveSizes1(9), staveSizes2(9), clipSize(5);
Double_t &staveHeight = staveSizes1[2], &staveThickness = staveSizes1[0];
Double_t dx, dy; // (xL - xR) and (yL - yR)
Double_t widthLR; // width of the segment L-R
Double_t angle; // stave rotation angle in degrees
- Double_t diffWidth; // difference between mounting plane width and
+ Double_t diffWidth; // difference between mounting plane width and
// stave width (smaller)
Double_t xPos, yPos; // final translation of the stave
Double_t parMovement; // translation in the LR plane direction
-
+
staveThickness += fgkGapHalfStave;
-
+
// loop on staves
Int_t i, iclip = 1;
for (i = 0; i < 6; i++) {
// by an amount equal to the width difference
// and then the fixed shift must also be added
parMovement = diffWidth + shift[i];
- // due to stave thickness, another movement must be done
+ // due to stave thickness, another movement must be done
// in the direction normal to the mounting plane
- // which is computed using an internal method, in a reference
- // frame where the LR segment has its middle point in the origin
+ // which is computed using an internal method, in a reference
+ // frame where the LR segment has its middle point in the origin
// and axes parallel to the master reference frame
if (i == 0) {
- ParallelPosition(-0.5*staveThickness, -parMovement, angle,
+ ParallelPosition(-0.5*staveThickness, -parMovement, angle,
xPos, yPos);
} // end if i==0
if (i == 1) {
- ParallelPosition( 0.5*staveThickness, -parMovement, angle,
+ ParallelPosition( 0.5*staveThickness, -parMovement, angle,
xPos, yPos);
}else {
- ParallelPosition( 0.5*staveThickness, parMovement, angle,
+ ParallelPosition( 0.5*staveThickness, parMovement, angle,
xPos, yPos);
} // end if i==1
// then we go into the true reference frame
yPos += yM;
xPos += corrX[i];
yPos += corrY[i];
- // using the parameters found here, compute the
+ // using the parameters found here, compute the
// translation and rotation of this stave:
TGeoRotation *rot = new TGeoRotation(*gGeoIdentity);
if (i == 0 || i == 1) rot->RotateX(180.0);
rotClip->RotateX(180.0);
Double_t x = staveSizes2[3] + fgkGapHalfStave;
Double_t y = staveSizes2[4];
- Double_t z[4] = { staveSizes2[5], staveSizes2[6],
+ Double_t z[4] = { staveSizes2[5], staveSizes2[6],
staveSizes2[7], staveSizes2[8] };
for (j = 0; j < 4; j++) {
TGeoCombiTrans *trClip = new TGeoCombiTrans(x, y, z[j],
} // end if i!=2
} // end if i==0||i==1 else
} // end for i
+
+
+ // Add a box representing the collector for cooling tubes
+ // MOVED TO CreateServices() - M.S. 25 jul 12
+
}
//______________________________________________________________________
void AliITSv11GeometrySPD::ParallelPosition(Double_t dist1, Double_t dist2,
{
//
// Performs the following steps:
- // 1 - finds a straight line parallel to the one passing through
+ // 1 - finds a straight line parallel to the one passing through
// the origin and with angle 'phi' with X axis(phi in RADIANS);
- // 2 - finds another line parallel to the previous one, with a
+ // 2 - finds another line parallel to the previous one, with a
// distance 'dist1' from it
- // 3 - takes a reference point in the second line in the intersection
+ // 3 - takes a reference point in the second line in the intersection
// between the normal to both lines passing through the origin
- // 4 - finds a point whith has distance 'dist2' from this reference,
+ // 4 - finds a point whith has distance 'dist2' from this reference,
// in the second line (point 2)
// ----
- // According to the signs given to dist1 and dist2, the point is
+ // According to the signs given to dist1 and dist2, the point is
// found in different position w.r. to the origin
// compute the point
//
c = y0-a*x0-r*b;
return -c;
}
-//______________________________________________________________________
-void AliITSv11GeometrySPD::CreateFigure0(const Char_t *filepath,
- const Char_t *type,
- TGeoManager *mgr) const
-{
- //
- // Creates Figure 0 for the documentation of this class. In this
- // specific case, it creates the X,Y cross section of the SPD suport
- // section, center and ends. The output is written to a standard
- // file name to the path specificed.
- // Inputs:
- // const Char_t *filepath Path where the figure is to be drawn
- // const Char_t *type The type of file, default is gif.
- // TGeoManager *mgr The TGeoManager default gGeoManager
- // Output:
- // none.
- // Return:
- // none.
- //
- TGeoXtru *sA0,*sA1,*sB0,*sB1;
- //TPolyMarker *pmA,*pmB;
- TPolyLine plA0,plA1,plB0,plB1;
- TCanvas *canvas;
- TLatex txt;
- Double_t x=0.0,y=0.0;
- Int_t i,kNRadii=6;
-
- if(strcmp(filepath,"")){
- Error("CreateFigure0","filepath=%s type=%s",filepath,type);
- } // end if
- //
- sA0 = (TGeoXtru*) mgr->GetVolume("ITSSPDCarbonFiberSupportSectorA0_1")->
- GetShape();
- sA1 = (TGeoXtru*) mgr->GetVolume("ITSSPDCarbonFiberSupportSectorAirA1_1")->
- GetShape();
- sB0 = (TGeoXtru*) mgr->GetVolume("ITSSPDCarbonFiberSupportSectorEndB0_1")->
- GetShape();
- sB1 = (TGeoXtru*) mgr->GetVolume("ITSSPDCarbonFiberSupportSectorEndAirB1_1"
- )->GetShape();
- //pmA = new TPolyMarker();
- //pmA.SetMarkerStyle(2); // +
- //pmA.SetMarkerColor(7); // light blue
- //pmB = new TPolyMarker();
- //pmB.SetMarkerStyle(5); // X
- //pmB.SetMarkerColor(6); // purple
- plA0.SetPolyLine(sA0->GetNvert());
- plA0.SetLineColor(1); // black
- plA0.SetLineStyle(1);
- plA1.SetPolyLine(sA1->GetNvert());
- plA1.SetLineColor(2); // red
- plA1.SetLineStyle(1);
- plB0.SetPolyLine(sB0->GetNvert());
- plB0.SetLineColor(3); // Green
- plB0.SetLineStyle(2);
- plB1.SetPolyLine(sB1->GetNvert());
- plB1.SetLineColor(4); // Blue
- plB1.SetLineStyle(2);
- //for(i=0;i<kNRadii;i++) pmA.SetPoint(i,xyB1p[i][0],xyB1p[i][1]);
- //for(i=0;i<kNRadii;i++) pmB.SetPoint(i,xyB1p[i][0],xyB1p[i][1]);
- for(i=0;i<sA0->GetNvert();i++) plA0.SetPoint(i,sA0->GetX(i),sA0->GetY(i));
- for(i=0;i<sA1->GetNvert();i++) plA1.SetPoint(i,sA1->GetX(i),sA1->GetY(i));
- for(i=0;i<sB0->GetNvert();i++) plB0.SetPoint(i,sB0->GetX(i),sB0->GetY(i));
- for(i=0;i<sB1->GetNvert();i++) plB1.SetPoint(i,sB1->GetX(i),sB1->GetY(i));
- canvas = new TCanvas("AliITSv11GeometrySPDFig0","",1000,1000);
- canvas->Range(-3.,-3.,3.,3.);
- txt.SetTextSize(0.05);
- txt.SetTextAlign(33);
- txt.SetTextColor(1);
- txt.DrawLatex(2.9,2.9,"Section A-A outer Carbon Fiber surface");
- txt.SetTextColor(2);
- txt.DrawLatex(2.9,2.5,"Section A-A Inner Carbon Fiber surface");
- txt.SetTextColor(3);
- txt.DrawLatex(2.9,2.1,"Section E-E outer Carbon Fiber surface");
- txt.SetTextColor(4);
- txt.DrawLatex(2.9,1.7,"Section E-E Inner Carbon Fiber surface");
- plA0.Draw();
- plA1.Draw();
- plB0.Draw();
- plB1.Draw();
- //pmA.Draw();
- //pmB.Draw();
- //
- x = 1.0;
- y = -2.5;
- Char_t chr[3];
- for(i=0;i<kNRadii;i++){
- sprintf(chr,"%2d",i);txt.DrawLatex(x-0.1,y,chr);
- sprintf(chr,"%8.4f",5.000);txt.DrawLatex(x,y,chr);
- sprintf(chr,"%8.4f",5.000);txt.DrawLatex(x+0.5,y,chr);
- sprintf(chr,"%8.4f",5.000);txt.DrawLatex(x+1.0,y,chr);
- sprintf(chr,"%8.4f",5.000);txt.DrawLatex(x+1.5,y,chr);
- sprintf(chr,"%8.4f",5.000);txt.DrawLatex(x+2.0,y,chr);
- if(kTRUE) txt.DrawLatex(x+2.5,y,"A-A/E-E");
- else txt.DrawLatex(x+2.5,y,"E-E");
- } // end for i
- txt.DrawLatex(x,y,"x_{c} mm");
- txt.DrawLatex(x+0.5,y,"y_{c} mm");
- txt.DrawLatex(x+1.0,y,"R mm");
- txt.DrawLatex(x+1.5,y,"#theta_{start}^{#circle}");
- txt.DrawLatex(x+2.0,y,"#theta_{end}^{#circle}");
- txt.DrawLatex(x+2.5,y,"Section");
- //
-}
+
//______________________________________________________________________
void AliITSv11GeometrySPD::PrintAscii(ostream *os) const
{
for(i=0;i<fSPDsectorX1.GetSize();i++) *os<< fSPDsectorX1.GetAt(i) << " ";
for(i=0;i<fSPDsectorX1.GetSize();i++) *os<< fSPDsectorY1.GetAt(i) << " ";
*os<<10<<" "<< 2 <<" " << 6 << " "<< 3 <<" ";
- for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
+ for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
*os<<fTubeEndSector[k][0][i][j]<<" ";
- for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
+ for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
*os<<fTubeEndSector[k][1][i][j]<<" ";
os->flags(fmt); // reset back to old Formating.
return;
// none.
//
Int_t i,j,k,n;
- Double_t gapLadder,GapHalfStave;
-
- *is>>gapLadder>>GapHalfStave>>n;
+ Double_t gapLadder,gapHalfStave;
+ const Int_t kLimits = 100;
+ *is>>gapLadder>>gapHalfStave>>n;
if(n!=6){
- Warning("ReadAscii","fAddStave Array !=6 n=%d",n);
+ AliError(Form("fAddStave Array !=6 n=%d",n));
return;
} // end if
for(i=0;i<n;i++) *is>>fAddStave[i];
*is>>n;
+ if(n<0 || n> kLimits){
+ AliError("Anomalous value for parameter n");
+ return;
+ }
fSPDsectorX0.Set(n);
fSPDsectorY0.Set(n);
fSPDsectorX1.Set(n);
"found [%d][%d][%d]",i,j,n);
return;
} // end if
- for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
+ for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
*is>>fTubeEndSector[k][0][i][j];
- for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
+ for(k=0;k<10;k++)for(i=0;i<6;i++)for(j=0;j<3;j++)
*is>>fTubeEndSector[k][1][i][j];
return;
}
s.ReadAscii(&is);
return is;
}
-//
-//______________________________________________________________________
-Bool_t AliITSv11GeometrySPD::Make2DCrossSections(TPolyLine &a0,TPolyLine &a1,
- TPolyLine &b0,TPolyLine &b1,TPolyMarker &p)const
-{
- //
- // Fill the objects with the points representing
- // a0 the outer carbon fiber SPD sector shape Cross Section A
- // a1 the inner carbon fiber SPD sector shape Cross Section A
- // b0 the outer carbon fiber SPD sector shape Cross Section B
- // b1 the inner carbon fiber SPD sector shape Cross Section B
- //
- // Inputs:
- // TPolyLine &a0 The outer carbon fiber SPD sector shape
- // TPolyLine &a1 The Inner carbon fiber SPD sector shape
- // TPolyLine &b0 The outer carbon fiber SPD sector shape
- // TPolyLine &b1 The Inner carbon fiber SPD sector shape
- // TPolyMarker &p The points where the ladders are to be placed
- // Outputs:
- // TPolyLine &a0 The shape filled with the points
- // TPolyLine &a1 The shape filled with the points
- // TPolyLine &b0 The shape filled with the points
- // TPolyLine &b1 The shape filled with the points
- // TPolyMarker &p The filled array of points
- // Return:
- // An error flag.
- //
- Int_t n0,n1,i;
- Double_t x,y;
- TGeoVolume *a0V,*a1V,*b0V,*b1V;
- TGeoXtru *a0S,*a1S,*b0S,*b1S;
- TGeoManager *mgr = gGeoManager;
-
- a0V = mgr->GetVolume("ITS SPD Carbon fiber support Sector A0");
- a0S = dynamic_cast<TGeoXtru*>(a0V->GetShape());
- n0 = a0S->GetNvert();
- a0.SetPolyLine(n0+1);
- //for(i=0;i<fSPDsectorPoints0.GetSize();i++)
- // printf("%d %d %d\n",i,fSPDsectorPoints0[i],fSPDsectorPoints1[i]);
- for(i=0;i<n0;i++){
- x = a0S->GetX(i);
- y = a0S->GetY(i);
- //printf("%d %g %g\n",i,x,y);
- a0.SetPoint(i,x,y);
- if(i==0) a0.SetPoint(n0,x,y);
- } // end for i
- a1V = mgr->GetVolume("ITSSPDCarbonFiberSupportSectorAirA1");
- a1S = dynamic_cast<TGeoXtru*>(a1V->GetShape());
- n1 = a1S->GetNvert();
- a1.SetPolyLine(n1+1);
- for(i=0;i<n1;i++){
- x = a1S->GetX(i);
- y = a1S->GetY(i);
- a1.SetPoint(i,x,y);
- if(i==0) a1.SetPoint(n1,x,y);
- } // end for i
- // Cross Section B
- b0V = mgr->GetVolume("ITSSPDCarbonFiberSupportSectorEndB0");
- b0S = dynamic_cast<TGeoXtru*>(b0V->GetShape());
- n0 = b0S->GetNvert();
- b0.SetPolyLine(n0+1);
- for(i=0;i<n0;i++){
- x = b0S->GetX(i);
- y = b0S->GetY(i);
- b0.SetPoint(i,x,y);
- if(i==0) b0.SetPoint(n0,x,y);
- } // end for i
- b1V = mgr->GetVolume("ITSSPDCarbonFiberSupportSectorEndAirB1");
- b1S = dynamic_cast<TGeoXtru*>(b1V->GetShape());
- n1 = b1S->GetNvert();
- b1.SetPolyLine(n1+1);
- for(i=0;i<n1;i++){
- x = b1S->GetX(i);
- y = b1S->GetY(i);
- b1.SetPoint(i,x,y);
- if(i==0) b1.SetPoint(n1,x,y);
- } // end for i
- //
- Double_t x0,y0,x1,y1;
- p.SetPolyMarker(2*fSPDsectorX0.GetSize());
- for(i=0;i<fSPDsectorX0.GetSize();i++){
- GetSectorMountingPoints(i,x0,y0,x1,y1);
- p.SetPoint(2*i,x0,y0);
- p.SetPoint(2*i+1,x1,y1);
- } // end for i
- return kTRUE;
-}
+