create_rootgeom_Silicon_Run8_5stations.C

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/*
 * Baranov D.
 * 05.01.2022
 * Use this macro to create ROOT geometry for the RUN-8 config. of SILICON
 * detector including 5 Si-Stations
 *
 * WARNING: all units is in cm!!!
 *
 */
 
using namespace TMath;
 
// Set Parameters of SILICON detector -------------------------------------------
const Int_t NStations = 5;      // stations in the detector
const Int_t NMaxModules = 22;   // max. number of modules in a station
 
const Int_t NModulesInStations[NStations] = {6, 10, 14, 18, 22};
 
//(X-Y-Z)Positions of stations (sensitive volumes)
const Double_t XStationPositions[NStations] = {0.0, 0.0, 0.0, 0.0};
const Double_t YStationPositions[NStations] = {0.0, 0.0, 0.0, 0.0};
const Double_t ZStationPositions[NStations] = {15.7 - 8.64 /*7.06*/, +15.7, +15.7 + 8.64, +15.7 + 8.64 + 8.64,
                                               +15.7 + 8.64 + 8.64 + 8.64};
 
/*
 * where
 * (1)
 *
 * (2)
 */
 
//(X-Y-Z)Shifts of modules in each station
const Double_t XModuleShifts[NStations][NMaxModules] = {
    {+9.15 /*0*/, +3.15 /*1*/, -9.15 /*2*/, +9.15 /*3*/, +3.15 /*4*/, -9.15 /*5*/},
    {+15.15 /*0*/, +9.15 /*1*/, +3.15 /*2*/, -9.15 /*3*/, -15.15 /*4*/, +15.15 /*5*/, +9.15 /*6*/, +3.15 /*7*/,
     -9.15 /*8*/, -15.15 /*9*/},
    {+21.15 /*0*/, +15.15 /*1*/, +9.15 /*2*/, +3.15 /*3*/, -9.15 /*4*/, -15.15 /*5*/, -21.15 /*6*/, +21.15 /*7*/,
     +15.15 /*8*/, +9.15 /*9*/, +3.15 /*10*/, -9.15 /*11*/, -15.15 /*12*/, -21.15 /*13*/},
    {+27.15 /*0*/, +21.15 /*1*/, +15.15 /*2*/, +9.15 /*3*/, +3.15 /*4*/, -9.15 /*5*/, -15.15 /*6*/, -21.15 /*7*/,
     -27.15 /*8*/, +27.15 /*9*/, +21.15 /*10*/, +15.15 /*11*/, +9.15 /*12*/, +3.15 /*13*/, -9.15 /*14*/, -15.15 /*15*/,
     -21.15 /*16*/, -27.15 /*17*/},
    {+33.15 /*0*/,  +27.15 /*1*/,  +21.15 /*2*/,  +15.15 /*3*/, +9.15 /*4*/,   +3.15 /*5*/,
     -9.15 /*6*/,   -15.15 /*7*/,  -21.15 /*8*/,  -27.15 /*9*/, -33.15 /*10*/, +33.15 /*11*/,
     +27.15 /*12*/, +21.15 /*13*/, +15.15 /*14*/, +9.15 /*15*/, +3.15 /*16*/,  -9.15 /*17*/,
     -15.15 /*18*/, -21.15 /*19*/, -27.15 /*20*/, -33.15 /*21*/}};
const Double_t YModuleShifts[NStations][NMaxModules] = {
    {-0.15 /*0*/, +2.85 /*1*/, -0.15 /*2*/, +0.15 /*3*/, -2.85 /*4*/, +0.15 /*5*/},
    {-0.15 /*0*/, -0.15 /*1*/, +2.85 /*2*/, -0.15 /*3*/, -0.15 /*4*/, +0.15 /*5*/, +0.15 /*6*/, -2.85 /*7*/,
     +0.15 /*8*/, +0.15 /*9*/},
    {-0.15 /*0*/, -0.15 /*1*/, -0.15 /*2*/, +2.85 /*3*/, -0.15 /*4*/, -0.15 /*5*/, -0.15 /*6*/, +0.15 /*7*/,
     +0.15 /*8*/, +0.15 /*9*/, -2.85 /*10*/, +0.15 /*11*/, +0.15 /*12*/, +0.15 /*13*/},
    {-0.15 /*0*/, -0.15 /*1*/, -0.15 /*2*/, -0.15 /*3*/, +2.85 /*4*/, -0.15 /*5*/, -0.15 /*6*/, -0.15 /*7*/,
     -0.15 /*8*/, +0.15 /*9*/, +0.15 /*10*/, +0.15 /*11*/, +0.15 /*12*/, -2.85 /*13*/, +0.15 /*14*/, +0.15 /*15*/,
     +0.15 /*16*/, +0.15 /*17*/},
    {-0.15 /*0*/,  -0.15 /*1*/,  -0.15 /*2*/,  -0.15 /*3*/,  -0.15 /*4*/,  +2.85 /*5*/,  -0.15 /*6*/,  -0.15 /*7*/,
     -0.15 /*8*/,  -0.15 /*9*/,  -0.15 /*10*/, +0.15 /*11*/, +0.15 /*12*/, +0.15 /*13*/, +0.15 /*14*/, +0.15 /*15*/,
     -2.85 /*16*/, +0.15 /*17*/, +0.15 /*18*/, +0.15 /*19*/, +0.15 /*20*/, +0.15 /*21*/}};
const Double_t ZModuleShifts[NStations][NMaxModules] = {
    {+0.14 + 4.31 /*0*/, +1.36 + 4.31 /*1*/, +0.0 + 4.31 /*2*/, +1.22 /*3*/, 0.0 /*4*/, +1.36 /*5*/},
    {+1.36 + 4.31 /*0*/, +0.14 + 4.31 /*1*/, +1.36 + 4.31 /*2*/, +0.0 + 4.31 /*3*/, +1.22 + 4.31 /*4*/, +0.0 /*5*/,
     +1.22 /*6*/, 0.0 /*7*/, +1.36 /*8*/, +0.14 /*9*/},
    {+0.14 + 4.31 /*0*/, +1.36 + 4.31 /*1*/, +0.14 + 4.31 /*2*/, +1.36 + 4.31 /*3*/, +0.0 + 4.31 /*4*/,
     +1.22 + 4.31 /*5*/, +0.0 + 4.31 /*6*/, +1.22 /*7*/, +0.0 /*8*/, +1.22 /*9*/, +0.0 /*10*/, +1.36 /*11*/,
     +0.14 /*12*/, +1.36 /*13*/},
    {+1.36 + 4.31 /*0*/, +0.14 + 4.31 /*1*/, +1.36 + 4.31 /*2*/, +0.14 + 4.31 /*3*/, +1.36 + 4.31 /*4*/,
     +0.0 + 4.31 /*5*/, +1.22 + 4.31 /*6*/, +0.0 + 4.31 /*7*/, +1.22 + 4.31 /*8*/, +0.0 /*9*/, +1.22 /*10*/,
     +0.0 /*11*/, +1.22 /*12*/, +0.0 /*13*/, +1.36 /*14*/, +0.14 /*15*/, +1.36 /*16*/, +0.14 /*17*/},
    {+0.14 + 4.31 /*0*/, +1.36 + 4.31 /*1*/,
     +0.14 + 4.31 /*2*/, +1.36 + 4.31 /*3*/,
     +0.14 + 4.31 /*4*/, +1.36 + 4.31 /*5*/,
     +0.0 + 4.31 /*6*/,  +1.22 + 4.31 /*7*/,
     +0.0 + 4.31 /*8*/,  +1.22 + 4.31 /*9*/,
     +0.0 + 4.31 /*10*/, +1.22 /*11*/,
     +0.0 /*12*/,        +1.22 /*13*/,
     +0.0 /*14*/,        +1.22 /*15*/,
     +0.0 /*16*/,        +1.36 /*17*/,
     +0.14 /*18*/,       +1.36 /*19*/,
     +0.14 /*20*/,       +1.36 /*21*/}};
 
// Geometry parameters of modules
enum ModuleType
{
    RIGHT_ANGLED_MODULE,
    BEVEL_MODULE,
    RIGHT_ANGLED_MODULE_HALF,
    BEVEL_MODULE_HALF
};
 
const ModuleType ModulesTypes[NStations][NMaxModules] = {
    {RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE},
    {RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE},
    {RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE},
    {RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE},
    {RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE,
     RIGHT_ANGLED_MODULE, RIGHT_ANGLED_MODULE}};
 
// rotations of modules around y-axis by 180 deg.
const Bool_t ModulesYRotations[NStations][NMaxModules] = {
    {true /*0*/, true /*1*/, false /*2*/, true /*3*/, true /*4*/, false /*5*/},
    {true /*0*/, true /*1*/, true /*2*/, false /*3*/, false /*4*/, true /*5*/, true /*6*/, true /*7*/, false /*8*/,
     false /*9*/},
    {true /*0*/, true /*1*/, true /*2*/, true /*3*/, false /*4*/, false /*5*/, false /*6*/, true /*7*/, true /*8*/,
     true /*9*/, true /*10*/, false /*11*/, false /*12*/, false /*13*/},
    {true /*0*/, true /*1*/, true /*2*/, true /*3*/, true /*4*/, false /*5*/, false /*6*/, false /*7*/, false /*8*/,
     true /*9*/, true /*10*/, true /*11*/, true /*12*/, true /*13*/, false /*14*/, false /*15*/, false /*16*/,
     false /*17*/},
    {true /*0*/,  true /*1*/,   true /*2*/,   true /*3*/,   true /*4*/,   true /*5*/,  false /*6*/, false /*7*/,
     false /*8*/, false /*9*/,  false /*10*/, true /*11*/,  true /*12*/,  true /*13*/, true /*14*/, true /*15*/,
     true /*16*/, false /*17*/, false /*18*/, false /*19*/, false /*20*/, false /*21*/}
 
};
 
// rotations of modules around x-axis by 180 deg.
const Bool_t ModulesXRotations[NStations][NMaxModules] = {
    {false /*0*/, false /*1*/, false /*2*/, true /*3*/, true /*4*/, true /*5*/},
    {false /*0*/, false /*1*/, false /*2*/, false /*3*/, false /*4*/, true /*5*/, true /*6*/, true /*7*/, true /*8*/,
     true /*9*/},
    {false /*0*/, false /*1*/, false /*2*/, false /*3*/, false /*4*/, false /*5*/, false /*6*/, true /*7*/, true /*8*/,
     true /*9*/, true /*10*/, true /*11*/, true /*12*/, true /*13*/},
    {false /*0*/, false /*1*/, false /*2*/, false /*3*/, false /*4*/, false /*5*/, false /*6*/, false /*7*/,
     false /*8*/, true /*9*/, true /*10*/, true /*11*/, true /*12*/, true /*13*/, true /*14*/, true /*15*/, true /*16*/,
     true /*17*/},
    {false /*0*/, false /*1*/, false /*2*/,  false /*3*/, false /*4*/, false /*5*/, false /*6*/, false /*7*/,
     false /*8*/, false /*9*/, false /*10*/, true /*11*/, true /*12*/, true /*13*/, true /*14*/, true /*15*/,
     true /*16*/, true /*17*/, true /*18*/,  true /*19*/, true /*20*/, true /*21*/}};
//------------------------------------------------------------------------------
 
// GeoManager
TGeoManager* gGeoMan = 0;
 
// Module parameters ------------------------------------------------------------
enum ModuleSize
{
    STANDARD_MODULE,
    LONG_MODULE
};   // STANDARD_MODULE is (63x126)mm, LONG_MODULE is (63x186)mm
const unsigned int NModuleSizes = 2;
 
Double_t YGapBetweenPartsOfModule[NModuleSizes] = {0.0035 /*STANDARD_MODULE*/, 0.0035 /*LONG_MODULE*/};   // Mrs. Slit
 
Double_t XModuleSize[NModuleSizes] = {6.3 /*STANDARD_MODULE*/, 6.3 /*LONG_MODULE*/};
 
Double_t YModuleSizeUpperPart[NModuleSizes] = {6.3 /*STANDARD_MODULE*/, 9.3 /*LONG_MODULE*/};
Double_t YModuleSizeLowerPart[NModuleSizes] = {6.3 /*STANDARD_MODULE*/, 9.3 /*LONG_MODULE*/};
 
Double_t YModuleSize[NModuleSizes] = {
    YModuleSizeUpperPart[STANDARD_MODULE] + YModuleSizeLowerPart[STANDARD_MODULE]
        + YGapBetweenPartsOfModule[STANDARD_MODULE], /*STANDARD_MODULE*/
    YModuleSizeUpperPart[LONG_MODULE] + YModuleSizeLowerPart[LONG_MODULE]
        + YGapBetweenPartsOfModule[LONG_MODULE] /*LONG_MODULE*/
};
 
Double_t ZModuleSize[NModuleSizes] = {0.03 /*STANDARD_MODULE*/, 0.03 /*LONG_MODULE*/};
 
Double_t XBevelSize[NModuleSizes] = {3.82 /*STANDARD_MODULE*/, 3.82 /*LONG_MODULE*/};   // x-bevel for a angled cut
Double_t YBevelSize[NModuleSizes] = {3.82 /*STANDARD_MODULE*/, 3.82 /*LONG_MODULE*/};   // y-bevel for a angled cut
 
Double_t BevelAngleRad[NModuleSizes] = {
    TMath::ATan(XBevelSize[STANDARD_MODULE] / YBevelSize[STANDARD_MODULE]), /*STANDARD_MODULE*/
    TMath::ATan(XBevelSize[LONG_MODULE] / YBevelSize[LONG_MODULE])          /*LONG_MODULE*/
};
 
Double_t BevelAngleDeg[NModuleSizes] = {
    BevelAngleRad[STANDARD_MODULE] * TMath::RadToDeg(), /*STANDARD_MODULE*/
    BevelAngleRad[LONG_MODULE] * TMath::RadToDeg()      /*LONG_MODULE*/
};
 
Double_t XLeftBorder[NModuleSizes] = {0.1145 /*STANDARD_MODULE*/, 0.1118 /*LONG_MODULE*/};
Double_t XRightBorder[NModuleSizes] = {0.1118 /*STANDARD_MODULE*/, 0.1118 /*LONG_MODULE*/};
Double_t YTopBorder[NModuleSizes] = {0.1143 /*STANDARD_MODULE*/, 0.1148 /*LONG_MODULE*/};
Double_t YMiddleBorderUpperPart[NModuleSizes] = {0.1121 /*STANDARD_MODULE*/, 0.1148 /*LONG_MODULE*/};
Double_t YMiddleBorderLowerPart[NModuleSizes] = {0.1147 /*STANDARD_MODULE*/, 0.1148 /*LONG_MODULE*/};
Double_t YBottomBorder[NModuleSizes] = {0.1148 /*STANDARD_MODULE*/, 0.1148 /*LONG_MODULE*/};
Double_t XYBevelBorder[NModuleSizes] = {0.1146 /*STANDARD_MODULE*/, 0.1146 /*LONG_MODULE*/};
 
// Sensor zones ------------------------------------
Double_t XSensorZoneSize[NModuleSizes] = {
    XModuleSize[STANDARD_MODULE] - (XLeftBorder[STANDARD_MODULE] + XRightBorder[STANDARD_MODULE]), /*STANDARD_MODULE*/
    XModuleSize[LONG_MODULE] - (XLeftBorder[LONG_MODULE] + XRightBorder[LONG_MODULE])              /*LONG_MODULE*/
};
 
Double_t YSensorZoneSizeUpperPart[NModuleSizes] = {
    YModuleSizeUpperPart[STANDARD_MODULE]
        - (YTopBorder[STANDARD_MODULE] + YMiddleBorderUpperPart[STANDARD_MODULE]), /*STANDARD_MODULE*/
    YModuleSizeUpperPart[LONG_MODULE] - (YTopBorder[LONG_MODULE] + YMiddleBorderUpperPart[LONG_MODULE]) /*LONG_MODULE*/
};
 
Double_t YSensorZoneSizeLowerPart[NModuleSizes] = {
    YModuleSizeLowerPart[STANDARD_MODULE]
        - (YBottomBorder[STANDARD_MODULE] + YMiddleBorderLowerPart[STANDARD_MODULE]), /*STANDARD_MODULE*/
    YModuleSizeLowerPart[LONG_MODULE]
        - (YBottomBorder[LONG_MODULE] + YMiddleBorderLowerPart[LONG_MODULE]) /*LONG_MODULE*/
};
 
Double_t ZSensorZoneSize[NModuleSizes] = {
    ZModuleSize[STANDARD_MODULE], /*STANDARD_MODULE*/
    ZModuleSize[LONG_MODULE]      /*LONG_MODULE*/
};
//-------------------------------------------------
 
// Module frames -----------------------------------
Double_t XModuleFrameSize[NModuleSizes] = {
    XModuleSize[STANDARD_MODULE], /*STANDARD_MODULE*/
    XModuleSize[LONG_MODULE]      /*LONG_MODULE*/
};
 
Double_t YModuleFrameSize[NModuleSizes] = {
    YModuleSize[STANDARD_MODULE], /*STANDARD_MODULE*/
    YModuleSize[LONG_MODULE]      /*LONG_MODULE*/
};
 
Double_t ZModuleFrameSize[NModuleSizes] = {0.18 /*STANDARD_MODULE*/, 0.18 /*LONG_MODULE*/};
//-------------------------------------------------
 
// Y-shift from center of the gap to the global x-axis (for y-alignment of the module)
Double_t YShiftFromCenterToAxis[NModuleSizes] = {
    (YModuleSizeUpperPart[STANDARD_MODULE] - YModuleSizeLowerPart[STANDARD_MODULE]) * 0.5, /*STANDARD_MODULE*/
    (YModuleSizeUpperPart[LONG_MODULE] - YModuleSizeLowerPart[LONG_MODULE]) * 0.5          /*LONG_MODULE*/
};
 
// X-shift from center of the module to the origin of the local x-axis
Double_t XShiftFromCenterToLocalX0[NModuleSizes] = {
    +XModuleSize[STANDARD_MODULE] * 0.5, /*STANDARD_MODULE*/
    +XModuleSize[LONG_MODULE] * 0.5      /*LONG_MODULE*/
};
 
// Y-shift from center of the module to the origin of the local y-axis
Double_t YShiftFromCenterToLocalY0[NModuleSizes] = {
    +(YModuleSizeLowerPart[STANDARD_MODULE] + YGapBetweenPartsOfModule[STANDARD_MODULE] * 0.5), /*STANDARD_MODULE*/
    +(YModuleSizeLowerPart[LONG_MODULE] + YGapBetweenPartsOfModule[LONG_MODULE] * 0.5)          /*LONG_MODULE*/
};
//------------------------------------------------------------------------------
/*
     ASCII module picture (view from target)
 
        |<---- XModuleSize ---------->|                     ^
        |                             |                     | Y-axis
        ------------------------------  ---------
        |   |    top border       |   |         ^
        ------------------------------          |
        |   |                     |   |         |
        | l |    rectangle        | r |         |
        | e |      sensor         | i |         |
        | f |       zone          | g |         |
        | t |                     | h |         |
        |   |                     | t |         |
        |   |                     |   |         |
        ------------------------------          |
        |   | middle (upper part) |   |
        ------ gap between parts -----      YModuleSize
        |   | middle (lower part) |   |
        ------------------------------          |
        |   |                     |   |         |
        | b |   bevel (or rect.)  | r |         |
        | e |      sensor         | i |         |
         \ v \      zone          | g |         |
          \ e \                   | h |         |
           \ l \                  | t |         |
            \   \                 |   |         |
             -------------------------          |
              \   \  bottom       |   |         v
                ----------------------  ---------
 
 *  x-axis <----------------------------------(x0,y0) local point
 */
 
// media
TGeoMedium* pMedAir = 0;
TGeoMedium* pMedCarbon = 0;
TGeoMedium* pMedFiberGlass = 0;
TGeoMedium* pMedCopper = 0;
TGeoMedium* pMedSilicon = 0;
 
class FairGeoMedia;
class FairGeoBuilder;
 
// function declarations
TGeoVolume* CreateStation(TString station_name);
TGeoVolume* CreateModule(TString module_name, ModuleType module_type, ModuleSize module_size);
 
void DefineRequiredMedia(FairGeoMedia* geoMedia, FairGeoBuilder* geoBuild)
{
 
    // air medium
    FairGeoMedium* mAir = geoMedia->getMedium("air");
    if (!mAir)
        Fatal("Main", "FairMedium air not found");
    geoBuild->createMedium(mAir);
    pMedAir = gGeoManager->GetMedium("air");
    if (!pMedAir)
        Fatal("Main", "Medium air not found");
 
    // carbon medium
    FairGeoMedium* mCarbon = geoMedia->getMedium("carbon");
    if (!mCarbon)
        Fatal("Main", "FairMedium carbon not found");
    geoBuild->createMedium(mCarbon);
    pMedCarbon = gGeoManager->GetMedium("carbon");
    if (!pMedCarbon)
        Fatal("Main", "Medium carbon not found");
 
    // fiberglass medium
    FairGeoMedium* mFiberGlass = geoMedia->getMedium("fiberglass");
    if (!mFiberGlass)
        Fatal("Main", "FairMedium fiberglass not found");
    geoBuild->createMedium(mFiberGlass);
    pMedFiberGlass = gGeoManager->GetMedium("fiberglass");
    if (!pMedFiberGlass)
        Fatal("Main", "Medium fiberglass not found");
 
    // copper medium
    FairGeoMedium* mCopper = geoMedia->getMedium("copper");
    if (!mCopper)
        Fatal("Main", "FairMedium copper not found");
    geoBuild->createMedium(mCopper);
    pMedCopper = gGeoManager->GetMedium("copper");
    if (!pMedCopper)
        Fatal("Main", "Medium copper not found");
 
    // silicon medium
    FairGeoMedium* mSilicon = geoMedia->getMedium("silicon");
    if (!mSilicon)
        Fatal("Main", "FairMedium silicon not found");
    geoBuild->createMedium(mSilicon);
    pMedSilicon = gGeoManager->GetMedium("silicon");
    if (!pMedSilicon)
        Fatal("Main", "Medium silicon not found");
}
 
void PrintInfoAboutModuleParameters()
{
    cout << "\n";
    cout << "Module parameters information [STANDARD_MODULE]: ------------------" << "\n";
    cout << "  XModuleSize = " << XModuleSize[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YModuleSize = " << YModuleSize[STANDARD_MODULE] << " cm" << " ( "
         << YModuleSizeUpperPart[STANDARD_MODULE] << " + " << YGapBetweenPartsOfModule[STANDARD_MODULE] << " + "
         << YModuleSizeLowerPart[STANDARD_MODULE] << " )" << "\n";
    cout << "     YModuleSizeUpperPart = " << YModuleSizeUpperPart[STANDARD_MODULE] << " cm" << "\n";
    cout << "     YModuleSizeLowerPart = " << YModuleSizeLowerPart[STANDARD_MODULE] << " cm" << "\n";
    cout << "     YGapBetweenPartsOfModule = " << YGapBetweenPartsOfModule[STANDARD_MODULE] << " cm" << "\n";
    cout << "  ZModuleSize = " << ZModuleSize[STANDARD_MODULE] << " cm" << "\n";
    cout << "\n";
    cout << "  XBevelSize = " << XBevelSize[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YBevelSize = " << YBevelSize[STANDARD_MODULE] << " cm" << "\n";
    cout << "     BevelAngleDeg = " << BevelAngleDeg[STANDARD_MODULE] << " deg" << "\n";
    cout << "\n";
    cout << "  XLeftBorder = " << XLeftBorder[STANDARD_MODULE] << " cm" << "\n";
    cout << "  XRightBorder = " << XRightBorder[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YTopBorder = " << YTopBorder[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YMiddleBorderUpperPart = " << YMiddleBorderUpperPart[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YGapBetweenPartsOfModule = " << YGapBetweenPartsOfModule[STANDARD_MODULE] << " cm"
         << " (gap between two parts)\n";
    cout << "  YMiddleBorderLowerPart = " << YMiddleBorderLowerPart[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YBottomBorder = " << YBottomBorder[STANDARD_MODULE] << " cm" << "\n";
    cout << "  XYBevelBorder = " << XYBevelBorder[STANDARD_MODULE] << " cm" << "\n";
    cout << "\n";
    cout << "  XSensorZoneSize = " << XSensorZoneSize[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YSensorZoneSizeUpperPart = " << YSensorZoneSizeUpperPart[STANDARD_MODULE] << " cm" << "\n";
    cout << "  YSensorZoneSizeLowerPart = " << YSensorZoneSizeLowerPart[STANDARD_MODULE] << " cm" << "\n";
    cout << "  ZSensorZoneSize = " << ZSensorZoneSize[STANDARD_MODULE] << " cm" << "\n";
 
    cout << "-------------------------------------------------------------\n";
 
    cout << "\n";
    cout << "Module parameters information [LONG_MODULE]: ------------------" << "\n";
    cout << "  XModuleSize = " << XModuleSize[LONG_MODULE] << " cm" << "\n";
    cout << "  YModuleSize = " << YModuleSize[LONG_MODULE] << " cm" << " ( " << YModuleSizeUpperPart[LONG_MODULE]
         << " + " << YGapBetweenPartsOfModule[LONG_MODULE] << " + " << YModuleSizeLowerPart[LONG_MODULE] << " )"
         << "\n";
    cout << "     YModuleSizeUpperPart = " << YModuleSizeUpperPart[LONG_MODULE] << " cm" << "\n";
    cout << "     YModuleSizeLowerPart = " << YModuleSizeLowerPart[LONG_MODULE] << " cm" << "\n";
    cout << "     YGapBetweenPartsOfModule = " << YGapBetweenPartsOfModule[LONG_MODULE] << " cm" << "\n";
    cout << "  ZModuleSize = " << ZModuleSize[LONG_MODULE] << " cm" << "\n";
    cout << "\n";
    cout << "  XBevelSize = " << XBevelSize[LONG_MODULE] << " cm" << "\n";
    cout << "  YBevelSize = " << YBevelSize[LONG_MODULE] << " cm" << "\n";
    cout << "     BevelAngleDeg = " << BevelAngleDeg[LONG_MODULE] << " deg" << "\n";
    cout << "\n";
    cout << "  XLeftBorder = " << XLeftBorder[LONG_MODULE] << " cm" << "\n";
    cout << "  XRightBorder = " << XRightBorder[LONG_MODULE] << " cm" << "\n";
    cout << "  YTopBorder = " << YTopBorder[LONG_MODULE] << " cm" << "\n";
    cout << "  YMiddleBorderUpperPart = " << YMiddleBorderUpperPart[LONG_MODULE] << " cm" << "\n";
    cout << "  YGapBetweenPartsOfModule = " << YGapBetweenPartsOfModule[LONG_MODULE] << " cm"
         << " (gap between two parts)\n";
    cout << "  YMiddleBorderLowerPart = " << YMiddleBorderLowerPart[LONG_MODULE] << " cm" << "\n";
    cout << "  YBottomBorder = " << YBottomBorder[LONG_MODULE] << " cm" << "\n";
    cout << "  XYBevelBorder = " << XYBevelBorder[LONG_MODULE] << " cm" << "\n";
    cout << "\n";
    cout << "  XSensorZoneSize = " << XSensorZoneSize[LONG_MODULE] << " cm" << "\n";
    cout << "  YSensorZoneSizeUpperPart = " << YSensorZoneSizeUpperPart[LONG_MODULE] << " cm" << "\n";
    cout << "  YSensorZoneSizeLowerPart = " << YSensorZoneSizeLowerPart[LONG_MODULE] << " cm" << "\n";
    cout << "  ZSensorZoneSize = " << ZSensorZoneSize[LONG_MODULE] << " cm" << "\n";
 
    cout << "-------------------------------------------------------------\n";
}
 
void PrintInformationAboutStations()
{
    cout << "\n";
    for (Int_t istation = 0; istation < NStations; ++istation) {
        cout << "station " << istation << ":\n";
        cout << "   XStationPositions[" << istation << "] = " << XStationPositions[istation] << " cm\n";
        cout << "   YStationPositions[" << istation << "] = " << YStationPositions[istation] << " cm\n";
        cout << "   ZStationPositions[" << istation << "] = " << ZStationPositions[istation] << " cm\n";
        cout << "\n";
 
        for (Int_t imodule = 0; imodule < NModulesInStations[istation]; ++imodule) {
            cout << "   module " << imodule << ":\n";
            cout << "      XModuleShifts[" << istation << "][" << imodule << "] = " << XModuleShifts[istation][imodule]
                 << " cm\n";
            cout << "      YModuleShifts[" << istation << "][" << imodule << "] = " << YModuleShifts[istation][imodule]
                 << " cm\n";
            cout << "      ZModuleShifts[" << istation << "][" << imodule << "] = " << ZModuleShifts[istation][imodule]
                 << " cm\n";
            cout << "\n";
 
            Double_t XGlobalModulePos = XModuleShifts[istation][imodule] + XStationPositions[istation];
            Double_t YGlobalModulePos = YModuleShifts[istation][imodule] + YStationPositions[istation];
            Double_t ZGlobalModulePos = ZModuleShifts[istation][imodule] + ZStationPositions[istation];
 
            cout << "      XGlobalModulePos = " << XGlobalModulePos << " cm\n";
            cout << "      YGlobalModulePos = " << YGlobalModulePos << " cm\n";
            cout << "      ZGlobalModulePos = " << ZGlobalModulePos << " cm\n";
            cout << "\n";
 
            cout << "      ModulesTypes[" << istation << "][" << imodule << "] = ";
            if (ModulesTypes[istation][imodule] == 0)
                cout << "RIGHT_ANGLED_MODULE\n";
            if (ModulesTypes[istation][imodule] == 1)
                cout << "BEVEL_MODULE\n";
            if (ModulesTypes[istation][imodule] == 2)
                cout << "RIGHT_ANGLED_MODULE_HALF\n";
            if (ModulesTypes[istation][imodule] == 3)
                cout << "BEVEL_MODULE_HALF\n";
            cout << "      ModulesYRotations[" << istation << "][" << imodule << "] = ";
            if (ModulesYRotations[istation][imodule] == false)
                cout << "not rotated around Y\n";
            if (ModulesYRotations[istation][imodule] == true)
                cout << "rotated around Y\n";
            cout << "      ModulesXRotations[" << istation << "][" << imodule << "] = ";
            if (ModulesXRotations[istation][imodule] == false)
                cout << "not rotated around X\n";
            if (ModulesXRotations[istation][imodule] == true)
                cout << "rotated around X\n";
            cout << "\n";
        }
        cout << "-------------------------------------------------------------\n";
    }
    cout << "-------------------------------------------------------------\n";
}
 
void create_rootgeom_Silicon_Run8_5stations()
{
 
    // ----  set working directory  --------------------------------------------
    TString gPath = gSystem->Getenv("VMCWORKDIR");
 
    // -------   Geometry file name (output)   ----------------------------------
    const TString geoDetectorName = "Silicon";
    const TString geoDetectorVersion = "Run8_5stations";
    const TString geoFileName = gPath + "/geometry/" + geoDetectorName + "_" + geoDetectorVersion + ".root";
 
    // ----  global geometry parameters  ---------------------------------------
    FairGeoLoader* geoLoad = new FairGeoLoader("TGeo", "FairGeoLoader");
    FairGeoInterface* geoFace = geoLoad->getGeoInterface();
 
    // -------   Load media from media file   ----------------------------------
    TString medFile = gPath + "/geometry/media.geo";
    geoFace->setMediaFile(medFile);
    geoFace->readMedia();
    FairGeoMedia* geoMedia = geoFace->getMedia();
    FairGeoBuilder* geoBuild = geoLoad->getGeoBuilder();
 
    DefineRequiredMedia(geoMedia, geoBuild);
    // -------------------------------------------------------------------------
 
    // Print information about parameters of SILICON
    PrintInfoAboutModuleParameters();
    PrintInformationAboutStations();
 
    // --------------   Create geometry and top volume  -------------------------
    gGeoMan = (TGeoManager*)gROOT->FindObject("FAIRGeom");
    gGeoMan->SetName(geoDetectorName + "_geom");
    TGeoVolume* top = new TGeoVolumeAssembly("TOP");
    top->SetMedium(pMedAir);
    gGeoMan->SetTopVolume(top);
    // gGeoMan->SetTopVisible(1);
    //  --------------------------------------------------------------------------
 
    // Define TOP Geometry
    TGeoVolume* SILICON = new TGeoVolumeAssembly(geoDetectorName);
    SILICON->SetMedium(pMedAir);
 
    // Let's create SILICON stations filled with modules
    for (Int_t istation = 0; istation < NStations; ++istation) {
 
        // module size in a station
        ModuleSize module_size = STANDARD_MODULE;
 
        //(!!!) the last (fourth) station has long modules (!!!)
        if (istation == 4)
            module_size = LONG_MODULE;
 
        TGeoVolume* station = CreateStation(TString("station") + TString::Itoa(istation, 10));
 
        Int_t NModules = NModulesInStations[istation];
 
        TGeoVolume* modules[NModules];
        TGeoCombiTrans* modTransforms[NModules];
 
        for (Int_t imodule = 0; imodule < NModules; ++imodule) {
 
            TString module_name = TString("module") + TString::Itoa(imodule, 10) + TString("_") + station->GetName();
            modules[imodule] = CreateModule(module_name, ModulesTypes[istation][imodule], module_size);
 
            modTransforms[imodule] = new TGeoCombiTrans();
 
            if (ModulesYRotations[istation][imodule]) {
                modTransforms[imodule]->RotateY(180.0);
                modTransforms[imodule]->SetDx(XModuleShifts[istation][imodule]
                                              - XShiftFromCenterToLocalX0[module_size]);
            } else {
                modTransforms[imodule]->SetDx(XModuleShifts[istation][imodule]
                                              + XShiftFromCenterToLocalX0[module_size]);
            }
 
            if (ModulesXRotations[istation][imodule]) {
                modTransforms[imodule]->RotateX(180.0);
                if (ModulesTypes[istation][imodule] == ModuleType::BEVEL_MODULE_HALF
                    || ModulesTypes[istation][imodule] == ModuleType::RIGHT_ANGLED_MODULE_HALF)
                {
                    modTransforms[imodule]->SetDy(YModuleShifts[istation][imodule]
                                                  - YModuleSizeUpperPart[module_size] * 0.5);
                } else {
                    modTransforms[imodule]->SetDy(YModuleShifts[istation][imodule] + YShiftFromCenterToAxis[module_size]
                                                  - YShiftFromCenterToLocalY0[module_size]);
                }
            } else {
                if (ModulesTypes[istation][imodule] == ModuleType::BEVEL_MODULE_HALF
                    || ModulesTypes[istation][imodule] == ModuleType::RIGHT_ANGLED_MODULE_HALF)
                {
                    modTransforms[imodule]->SetDy(YModuleShifts[istation][imodule]
                                                  + YModuleSizeUpperPart[module_size] * 0.5);
                } else {
                    modTransforms[imodule]->SetDy(YModuleShifts[istation][imodule] + YShiftFromCenterToAxis[module_size]
                                                  + YShiftFromCenterToLocalY0[module_size]);
                }
            }
 
            Double_t z_module_shift =
                +ZModuleSize[module_size] * 0.5;   // To z-module position is at the beginning of the sensitive volume
            modTransforms[imodule]->SetDz(ZModuleShifts[istation][imodule] + z_module_shift);
 
            // if(imodule == 1) station->AddNode(modules[imodule], 0, modTransforms[imodule]);
            station->AddNode(modules[imodule], 0, modTransforms[imodule]);
        }
 
        TGeoCombiTrans* station_transform = new TGeoCombiTrans();
        station_transform->SetTranslation(XStationPositions[istation], YStationPositions[istation],
                                          ZStationPositions[istation]);
 
        SILICON->AddNode(station, 0, station_transform);
    }
 
    top->AddNode(SILICON, 0);
    top->SetVisContainers(kTRUE);
 
    // ---------------   Finish   -----------------------------------------------
    gGeoMan->CloseGeometry();
    gGeoMan->CheckOverlaps(0.0001);
    gGeoMan->PrintOverlaps();
    gGeoMan->Test();
 
    TFile* geoFile = new TFile(geoFileName, "RECREATE");
    top->Write();
    geoFile->Close();
    top->Draw("ogl");
}
//------------------------------------------------------------------------------
 
TGeoVolume* CreateStation(TString station_name)
{
 
    TGeoVolume* stationA = new TGeoVolumeAssembly(station_name);
    stationA->SetMedium(pMedAir);
 
    return stationA;
}
 
TGeoVolume* CreateModule(TString module_name, ModuleType module_type, ModuleSize module_size)
{
 
    // Shapes -------------------------------------------------------------------
    // module shape
    TGeoShape* moduleS = 0;
 
    switch (module_type) {
        case RIGHT_ANGLED_MODULE: {
            moduleS = new TGeoBBox("moduleS", XModuleSize[module_size] * 0.5, YModuleSize[module_size] * 0.5,
                                   ZModuleSize[module_size] * 0.5);
            break;
        }
        case RIGHT_ANGLED_MODULE_HALF: {
            moduleS = new TGeoBBox("moduleS", XModuleSize[module_size] * 0.5, YModuleSizeUpperPart[module_size] * 0.5,
                                   ZModuleSize[module_size] * 0.5);
            break;
        }
        case BEVEL_MODULE: {
            moduleS = new TGeoXtru(2);
            moduleS->SetName("moduleS");
            Double_t x_pos[5] = {
                +XModuleSize[module_size] * 0.5, -XModuleSize[module_size] * 0.5, -XModuleSize[module_size] * 0.5,
                +XModuleSize[module_size] * 0.5 - XBevelSize[module_size], +XModuleSize[module_size] * 0.5};
            Double_t y_pos[5] = {+YModuleSize[module_size] * 0.5, +YModuleSize[module_size] * 0.5,
                                 -YModuleSize[module_size] * 0.5, -YModuleSize[module_size] * 0.5,
                                 -YModuleSize[module_size] * 0.5 + YBevelSize[module_size]};
            ((TGeoXtru*)moduleS)->DefinePolygon(5, x_pos, y_pos);
            ((TGeoXtru*)moduleS)->DefineSection(0, -ZModuleSize[module_size] * 0.5);
            ((TGeoXtru*)moduleS)->DefineSection(1, +ZModuleSize[module_size] * 0.5);
            break;
        }
        case BEVEL_MODULE_HALF: {
            moduleS = new TGeoXtru(2);
            moduleS->SetName("moduleS");
            Double_t x_pos[5] = {
                +XModuleSize[module_size] * 0.5, -XModuleSize[module_size] * 0.5, -XModuleSize[module_size] * 0.5,
                +XModuleSize[module_size] * 0.5 - XBevelSize[module_size], +XModuleSize[module_size] * 0.5};
            Double_t y_pos[5] = {+YModuleSizeUpperPart[module_size] * 0.5, +YModuleSizeUpperPart[module_size] * 0.5,
                                 -YModuleSizeUpperPart[module_size] * 0.5, -YModuleSizeUpperPart[module_size] * 0.5,
                                 -YModuleSizeUpperPart[module_size] * 0.5 + YBevelSize[module_size]};
            ((TGeoXtru*)moduleS)->DefinePolygon(5, x_pos, y_pos);
            ((TGeoXtru*)moduleS)->DefineSection(0, -ZModuleSize[module_size] * 0.5);
            ((TGeoXtru*)moduleS)->DefineSection(1, +ZModuleSize[module_size] * 0.5);
            break;
        }
        default:
            Error("CreateModule()", "Incorrect module type selected!!!");
    }
 
    // sensor zone shape (upper part of the module: rectangle zone)
    TGeoShape* sensor_zone_upper_part_rectS =
        new TGeoBBox("sensor_zone_upper_part_rectS", XSensorZoneSize[module_size] * 0.5,
                     YSensorZoneSizeUpperPart[module_size] * 0.5, ZSensorZoneSize[module_size] * 0.5);
 
    // sensor zone shape (upper part of the module: bevel zone)
    TGeoShape* sensor_zone_upper_part_bevelS = new TGeoXtru(2);
    sensor_zone_upper_part_bevelS->SetName("sensor_zone_upper_part_bevelS");
    // Calculate coordinates of the bottom and the top points of the inner bevel
    {
        // find x and y projections of the bevel border thickness
        Double_t x_delta = XYBevelBorder[module_size] / TMath::Cos(BevelAngleRad[module_size]);
        Double_t y_delta = XYBevelBorder[module_size] / TMath::Sin(BevelAngleRad[module_size]);
 
        // find shifts of the sensitive zone from module borders via the equation of the straight line for the inner
        // bevel
        Double_t x_delta_top_BP = XLeftBorder[module_size];
        Double_t y_delta_top_BP = TMath::Tan(TMath::PiOver2() + BevelAngleRad[module_size]) * x_delta_top_BP
                                  + (YBevelSize[module_size] + y_delta);
 
        Double_t y_delta_bottom_BP = YMiddleBorderUpperPart[module_size];
        Double_t x_delta_bottom_BP = (y_delta_bottom_BP - (YBevelSize[module_size] + y_delta))
                                     / (TMath::Tan(TMath::PiOver2() + BevelAngleRad[module_size]));
        //----------------------------------------------------------------------
 
        Double_t x_pos_sensor_zone_bevel[5] = {+XModuleSize[module_size] * 0.5 - XLeftBorder[module_size],
                                               -XModuleSize[module_size] * 0.5 + XRightBorder[module_size],
                                               -XModuleSize[module_size] * 0.5 + XRightBorder[module_size],
                                               +XModuleSize[module_size] * 0.5 - x_delta_bottom_BP,
                                               +XModuleSize[module_size] * 0.5 - XLeftBorder[module_size]};
        Double_t y_pos_sensor_zone_bevel[5] = {
            +YModuleSizeUpperPart[module_size] * 0.5 - YTopBorder[module_size],
            +YModuleSizeUpperPart[module_size] * 0.5 - YTopBorder[module_size],
            -YModuleSizeUpperPart[module_size] * 0.5 + YMiddleBorderUpperPart[module_size],
            -YModuleSizeUpperPart[module_size] * 0.5 + YMiddleBorderUpperPart[module_size],
            -YModuleSizeUpperPart[module_size] * 0.5 + y_delta_top_BP};
 
        ((TGeoXtru*)sensor_zone_upper_part_bevelS)->DefinePolygon(5, x_pos_sensor_zone_bevel, y_pos_sensor_zone_bevel);
        ((TGeoXtru*)sensor_zone_upper_part_bevelS)->DefineSection(0, -ZModuleSize[module_size] * 0.5);
        ((TGeoXtru*)sensor_zone_upper_part_bevelS)->DefineSection(1, +ZModuleSize[module_size] * 0.5);
    }
 
    // sensor zone shape (lower part of the module: rectangle zone)
    TGeoShape* sensor_zone_lower_part_rectS =
        new TGeoBBox("sensor_zone_lower_part_rectS", XSensorZoneSize[module_size] * 0.5,
                     YSensorZoneSizeLowerPart[module_size] * 0.5, ZSensorZoneSize[module_size] * 0.5);
 
    // sensor zone shape (lower part of the module: bevel zone)
    TGeoShape* sensor_zone_lower_part_bevelS = new TGeoXtru(2);
    sensor_zone_lower_part_bevelS->SetName("sensor_zone_lower_part_bevelS");
    // Calculate coordinates of the bottom and the top points of the inner bevel
    {
        // find x and y projections of the bevel border thickness
        Double_t x_delta = XYBevelBorder[module_size] / TMath::Cos(BevelAngleRad[module_size]);
        Double_t y_delta = XYBevelBorder[module_size] / TMath::Sin(BevelAngleRad[module_size]);
 
        // find shifts of the sensitive zone from module borders via the equation of the straight line for the inner
        // bevel
        Double_t x_delta_top_BP = XLeftBorder[module_size];
        Double_t y_delta_top_BP = TMath::Tan(TMath::PiOver2() + BevelAngleRad[module_size]) * x_delta_top_BP
                                  + (YBevelSize[module_size] + y_delta);
 
        Double_t y_delta_bottom_BP = YBottomBorder[module_size];
        Double_t x_delta_bottom_BP = (y_delta_bottom_BP - (YBevelSize[module_size] + y_delta))
                                     / (TMath::Tan(TMath::PiOver2() + BevelAngleRad[module_size]));
        //----------------------------------------------------------------------
 
        Double_t x_pos_sensor_zone_bevel[5] = {+XModuleSize[module_size] * 0.5 - XLeftBorder[module_size],
                                               -XModuleSize[module_size] * 0.5 + XRightBorder[module_size],
                                               -XModuleSize[module_size] * 0.5 + XRightBorder[module_size],
                                               +XModuleSize[module_size] * 0.5 - x_delta_bottom_BP,
                                               +XModuleSize[module_size] * 0.5 - XLeftBorder[module_size]};
        Double_t y_pos_sensor_zone_bevel[5] = {
            +YModuleSizeLowerPart[module_size] * 0.5 - YMiddleBorderLowerPart[module_size],
            +YModuleSizeLowerPart[module_size] * 0.5 - YMiddleBorderLowerPart[module_size],
            -YModuleSizeLowerPart[module_size] * 0.5 + YBottomBorder[module_size],
            -YModuleSizeLowerPart[module_size] * 0.5 + YBottomBorder[module_size],
            -YModuleSizeLowerPart[module_size] * 0.5 + y_delta_top_BP};
 
        ((TGeoXtru*)sensor_zone_lower_part_bevelS)->DefinePolygon(5, x_pos_sensor_zone_bevel, y_pos_sensor_zone_bevel);
        ((TGeoXtru*)sensor_zone_lower_part_bevelS)->DefineSection(0, -ZModuleSize[module_size] * 0.5);
        ((TGeoXtru*)sensor_zone_lower_part_bevelS)->DefineSection(1, +ZModuleSize[module_size] * 0.5);
    }
 
    //--------------------------------------------------------------------------
 
    // Volumes ------------------------------------------------------------------
    // module volume
    // TString module_name = "moduleV_";
 
    TGeoVolume* moduleV = new TGeoVolume(module_name, moduleS);
 
    // sensor zone volume (upper part of the module)
    TGeoVolume* sensor_zone_upper_part_rectV =
        new TGeoVolume("Sensor_zone_upper_part_rectV", sensor_zone_upper_part_rectS);
 
    // sensor zone volume (lower part of the module)
    TGeoVolume* sensor_zone_upper_part_bevelV =
        new TGeoVolume("Sensor_zone_upper_part_bevelV", sensor_zone_upper_part_bevelS);
 
    // sensor zone volume (lower part of the module: rectangle zone)
    TGeoVolume* sensor_zone_lower_part_rectV =
        new TGeoVolume("Sensor_zone_lower_part_rectV", sensor_zone_lower_part_rectS);
 
    // sensor zone volume (lower part of the module: bevel zone)
    TGeoVolume* sensor_zone_lower_part_bevelV =
        new TGeoVolume("Sensor_zone_lower_part_bevelV", sensor_zone_lower_part_bevelS);
 
    // volumes media
    TGeoMedium* silicon_medium = pMedSilicon;
    if (silicon_medium) {
        moduleV->SetMedium(silicon_medium);
        sensor_zone_upper_part_rectV->SetMedium(silicon_medium);
        sensor_zone_upper_part_bevelV->SetMedium(silicon_medium);
        sensor_zone_lower_part_rectV->SetMedium(silicon_medium);
        sensor_zone_lower_part_bevelV->SetMedium(silicon_medium);
    } else
        Fatal("Main", "Invalid medium for modules and sensor zones!");
 
    // volumes visual property (transparency)
    moduleV->SetLineColor(TColor::GetColor("#ff47ca"));
    sensor_zone_upper_part_rectV->SetLineColor(TColor::GetColor("#e0b0ff"));
    sensor_zone_upper_part_bevelV->SetLineColor(TColor::GetColor("#e0b0ff"));
    sensor_zone_lower_part_rectV->SetLineColor(TColor::GetColor("#e0b0ff"));
    sensor_zone_lower_part_bevelV->SetLineColor(TColor::GetColor("#e0b0ff"));
    moduleV->SetTransparency(50);
 
    switch (module_type) {
 
        case RIGHT_ANGLED_MODULE: {
 
            // position of the sensor zone in the upper part of the module
            TGeoTranslation* sensor_zone_upper_part_pos = new TGeoTranslation();
            sensor_zone_upper_part_pos->SetDx(+(XLeftBorder[module_size] + XRightBorder[module_size]) * 0.5
                                              - XLeftBorder[module_size]);
            sensor_zone_upper_part_pos->SetDy(
                +YSensorZoneSizeUpperPart[module_size] * 0.5 + YGapBetweenPartsOfModule[module_size] * 0.5
                + YMiddleBorderUpperPart[module_size] - YShiftFromCenterToAxis[module_size]);
            sensor_zone_upper_part_pos->SetDz(0.0);
 
            // position of the sensor zone in the lower part of the module
            TGeoTranslation* sensor_zone_lower_part_pos = new TGeoTranslation();
            sensor_zone_lower_part_pos->SetDx(+(XLeftBorder[module_size] + XRightBorder[module_size]) * 0.5
                                              - XLeftBorder[module_size]);
            sensor_zone_lower_part_pos->SetDy(
                -YSensorZoneSizeLowerPart[module_size] * 0.5 - YGapBetweenPartsOfModule[module_size] * 0.5
                - YMiddleBorderLowerPart[module_size] - YShiftFromCenterToAxis[module_size]);
            sensor_zone_lower_part_pos->SetDz(0.0);
 
            moduleV->AddNode(sensor_zone_upper_part_rectV, 0, sensor_zone_upper_part_pos);
            moduleV->AddNode(sensor_zone_lower_part_rectV, 0, sensor_zone_lower_part_pos);
            break;
        }
 
        case RIGHT_ANGLED_MODULE_HALF: {
            // position of the sensor zone in the upper part of the module
            TGeoTranslation* sensor_zone_upper_part_pos = new TGeoTranslation();
            sensor_zone_upper_part_pos->SetDx(+(XLeftBorder[module_size] + XRightBorder[module_size]) * 0.5
                                              - XLeftBorder[module_size]);
            sensor_zone_upper_part_pos->SetDy(+(YTopBorder[module_size] + YMiddleBorderUpperPart[module_size]) * 0.5
                                              - YTopBorder[module_size]);
            sensor_zone_upper_part_pos->SetDz(0.0);
 
            moduleV->AddNode(sensor_zone_upper_part_rectV, 0, sensor_zone_upper_part_pos);
            break;
        }
 
        case BEVEL_MODULE: {
 
            // position of the sensor zone in the upper part of the module
            TGeoTranslation* sensor_zone_upper_part_pos = new TGeoTranslation();
            sensor_zone_upper_part_pos->SetDx(+(XLeftBorder[module_size] + XRightBorder[module_size]) * 0.5
                                              - XLeftBorder[module_size]);
            sensor_zone_upper_part_pos->SetDy(
                +YSensorZoneSizeUpperPart[module_size] * 0.5 + YGapBetweenPartsOfModule[module_size] * 0.5
                + YMiddleBorderUpperPart[module_size] - YShiftFromCenterToAxis[module_size]);
            sensor_zone_upper_part_pos->SetDz(0.0);
 
            // position of the sensor zone in the lower part of the module
            TGeoTranslation* sensor_zone_lower_part_bevel_pos = new TGeoTranslation();
            sensor_zone_lower_part_bevel_pos->SetDx(0.0);
            sensor_zone_lower_part_bevel_pos->SetDy(-YModuleSizeLowerPart[module_size] * 0.5
                                                    - YGapBetweenPartsOfModule[module_size] * 0.5
                                                    - YShiftFromCenterToAxis[module_size]);
            sensor_zone_lower_part_bevel_pos->SetDz(0.0);
 
            moduleV->AddNode(sensor_zone_upper_part_rectV, 0, sensor_zone_upper_part_pos);
            moduleV->AddNode(sensor_zone_lower_part_bevelV, 0, sensor_zone_lower_part_bevel_pos);
            break;
        }
 
        case BEVEL_MODULE_HALF: {
 
            // position of the sensor zone in the upper part of the module
            TGeoTranslation* sensor_zone_upper_part_pos = new TGeoTranslation();
            sensor_zone_upper_part_pos->SetDx(0);
            sensor_zone_upper_part_pos->SetDy(0);
            sensor_zone_upper_part_pos->SetDz(0.0);
 
            moduleV->AddNode(sensor_zone_upper_part_bevelV, 0, sensor_zone_upper_part_pos);
            break;
        }
 
        default:
            Error("CreateModule()", "Incorrect module type selected!!!");
    }
 
    return moduleV;
}