SCT_InnerSide.cxx

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
 
//
// 13rd Mar 2005 D.Naito
// 28th Mar 2005 S.Mima
// Wed 15th Jun 2005 D.Naito modified.
//
#include "SCT_GeoModel/SCT_InnerSide.h"
 
#include "SCT_GeoModel/SCT_MaterialManager.h"
 
#include "SCT_GeoModel/SCT_GeometryManager.h"
#include "SCT_GeoModel/SCT_BarrelModuleParameters.h"
#include "SCT_GeoModel/SCT_GeneralParameters.h"
#include "SCT_GeoModel/SCT_Identifier.h"
 
//  module parts.
#include "SCT_GeoModel/SCT_Sensor.h"
#include "SCT_GeoModel/SCT_Hybrid.h"
 
#include "SCT_ReadoutGeometry/SCT_DetectorManager.h"
 
#include "GeoModelRead/ReadGeoModel.h"
#include "GeoModelKernel/GeoBox.h"
#include "GeoModelKernel/GeoLogVol.h"
#include "GeoModelKernel/GeoPhysVol.h"
#include "GeoModelKernel/GeoFullPhysVol.h"
#include "GeoModelKernel/GeoNameTag.h"
#include "GeoModelKernel/GeoIdentifierTag.h"
#include "GeoModelKernel/GeoTransform.h"
#include "GeoModelKernel/GeoShape.h"
#include "GeoModelKernel/GeoShapeUnion.h"
#include "GeoModelKernel/GeoShapeShift.h"
#include "GeoModelKernel/GeoDefinitions.h"
#include "GaudiKernel/SystemOfUnits.h"
 
#include <cmath>
 
SCT_InnerSide::SCT_InnerSide(const std::string & name,
                             InDetDD::SCT_DetectorManager* detectorManager,
                             SCT_GeometryManager* geometryManager,
                             SCT_MaterialManager* materials,
                             GeoModelIO::ReadGeoModel* sqliteReader,
                             std::shared_ptr<std::map<std::string, GeoFullPhysVol*>>        mapFPV,
                             std::shared_ptr<std::map<std::string, GeoAlignableTransform*>> mapAX)
  : SCT_UniqueComponentFactory(name, detectorManager, geometryManager, materials, sqliteReader, mapFPV, mapAX)
{
  getParameters();
  m_logVolume = SCT_InnerSide::preBuild();
}
 
 
SCT_InnerSide::~SCT_InnerSide() = default;
 
void
SCT_InnerSide::getParameters()
{
  const SCT_BarrelModuleParameters       * parameters = m_geometryManager->barrelModuleParameters();
  const SCT_GeneralParameters     * generalParameters = m_geometryManager->generalParameters();
 
  m_safety           = generalParameters->safety();
  m_hybridOffsetZ    = parameters->hybridOffsetZ();
  m_hybridOffsetX    = parameters->hybridOffsetX();
}
 
 
const GeoLogVol * 
SCT_InnerSide::preBuild()
{
  // Create child components
  m_sensor = std::make_unique<SCT_Sensor>("BRLSensor", m_detectorManager, m_geometryManager, m_materials, m_sqliteReader, m_mapFPV, m_mapAX);
 
  if(m_sqliteReader) return nullptr;
    
  m_hybrid = std::make_unique<SCT_Hybrid>("Hybrid", m_detectorManager, m_geometryManager, m_materials);
 
  //
  // Define constants for convenience.
  // t_XXX: thickness of XXX.
  // w_XXX: width of XXX.
  // l_XXX: length of XXX.
  //
  const double t_hybrid = m_hybrid->thickness();
  const double w_hybrid = m_hybrid->width();
  const double l_hybrid = m_hybrid->length();
 
  const double t_sensor = m_sensor->thickness();
  const double w_sensor = m_sensor->width();
  const double l_sensor = m_sensor->length();
 
  //   
  // Calculate a few things.
  //
  const double sensorPosX = 0.0;
  const double sensorPosY = 0.0;
  const double sensorPosZ = 0.0;
 
  const double hybridPosX = m_hybridOffsetX;
  const double hybridPosY = 0.0;
  const double hybridPosZ = m_hybridOffsetZ;
 
  //
  // ise : InnerSideEnvelope
  // Reference: sct_module_geometry.ps
  //
  const double w_ise1 = w_sensor + m_safety;
  const double t_ise1 = t_sensor + m_safety;
  const double l_ise1 = l_sensor + m_safety;
 
  const double t_ise2 = t_hybrid + m_safety;
  const double w_ise2 = w_hybrid + m_safety;
  const double l_ise2 = l_hybrid + m_safety;
 
  const double ise2PosX = hybridPosX;
  const double ise2PosY = hybridPosY;
  const double ise2PosZ = hybridPosZ;
 
  m_env1RefPointVector = std::make_unique<GeoTrf::Vector3D>(0.0, 0.0, 0.0);
  m_env2RefPointVector = std::make_unique<GeoTrf::Vector3D>(-ise2PosX, -ise2PosY, -ise2PosZ);
 
  m_hybridPos             = new GeoTransform(GeoTrf::Translate3D(hybridPosX, hybridPosY, hybridPosZ));
 
  // The depth axis goes from the backside to the implant side 
  // and so point away from the module center.
  // The two sensor+hybrid combinations are built in a similar way.
  //
  //                      ^ 
  //        ---   hybrid  | 
  //      ------- sensor  | x-axis
  //
  // Shown is the outer side. The inner side is the same but with a rotation of 180 deg around the z-axis.       
  // 
  //Gaudi::Units::HepRotation rotSensor;
  //rotSensor.rotateZ(180*Gaudi::Units::deg);
  m_sensorPos             = new GeoTransform(GeoTrf::Translate3D(sensorPosX, sensorPosY, sensorPosZ));
 
  //
  // Make an envelope for the whole module.
  //
  const GeoBox * ise1Shape = new GeoBox(0.5 * t_ise1,
                                        0.5 * w_ise1,
                                        0.5 * l_ise1);
  const GeoBox * ise2Shape = new GeoBox(0.5 * t_ise2,
                                        0.5 * w_ise2,
                                        0.5 * l_ise2);
 
  const GeoShape & InnerSideEnvelopeShape = (*ise1Shape).
    add(*ise2Shape << GeoTrf::Translate3D(ise2PosX, ise2PosY, ise2PosZ));
 
  const GeoLogVol * InnerSideEnvelopeLog = new GeoLogVol("InnerSideEnvelope",
                                                         &InnerSideEnvelopeShape,
                                                         m_materials->gasMaterial());
  m_thickness = 0.5*t_ise1 + hybridPosX + 0.5*t_ise2;
  m_width     = w_ise1;
  m_length    = l_ise1;
 
  return InnerSideEnvelopeLog;
}
 
 
GeoVPhysVol * 
SCT_InnerSide::build(SCT_Identifier id)
{
    
  if(m_sqliteReader){
      
      m_sensor->build(id);
      return nullptr;
        
  }
  GeoFullPhysVol * innerSide = new GeoFullPhysVol(m_logVolume);
 
  //
  // Build the innerSide
  //
  // Add Sensor
  innerSide->add(new GeoIdentifierTag(1000));
  innerSide->add(m_sensorPos);
  innerSide->add(m_sensor->build(id));
 
  // Add Hybrid
  innerSide->add(m_hybridPos);
  innerSide->add(m_hybrid->getVolume());
 
  return innerSide;
}