strawtubes.h

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// SPDX-License-Identifier: LGPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright CERN for the benefit of the SHiP
// Collaboration
 
#ifndef STRAWTUBES_STRAWTUBES_H_
#define STRAWTUBES_STRAWTUBES_H_
 
#include <array>
#include <map>
#include <vector>
 
#include "Detector.h"
#include "TLorentzVector.h"
#include "TVector3.h"
 
class strawtubesPoint;
class FairVolume;
class TClonesArray;
class strawtubes : public SHiP::Detector<strawtubesPoint> {
 public:
  strawtubes(const char* Name, Bool_t Active);
 
  explicit strawtubes(std::string medium);
 
  strawtubes();
 
  Bool_t ProcessHits(FairVolume* v = 0) override;
 
  void SetzPositions(Double_t z1, Double_t z2, Double_t z3, Double_t z4);
  void SetApertureArea(Double_t width, Double_t height);
  void SetStrawDiameter(Double_t outer_straw_diameter, Double_t wall_thickness);
  void SetStrawPitch(Double_t straw_pitch, Double_t layer_offset);
  void SetDeltazLayer(Double_t delta_z_layer);
  void SetStereoAngle(Double_t stereo_angle);
  void SetWireThickness(Double_t wire_thickness);
  void SetFrameMaterial(TString frame_material);
  void SetDeltazView(Double_t delta_z_view);
  void SetStationEnvelope(Double_t x, Double_t y, Double_t z);
  static std::array<Int_t, 4> StrawDecode(Int_t detID);
  static void StrawEndPoints(Int_t detID, TVector3& top, TVector3& bot);
  // for the digitizing step
  void SetStrawResolution(Double_t a, Double_t b) {
    v_drift = a;
    sigma_spatial = b;
  }
  Double_t StrawVdrift() { return v_drift; }
  Double_t StrawSigmaSpatial() { return sigma_spatial; }
 
  void ConstructGeometry() override;
 
 private:
  Double_t f_T1_z;                  
  Double_t f_T2_z;                  
  Double_t f_T3_z;                  
  Double_t f_T4_z;                  
  Double_t f_aperture_width;        
  Double_t f_aperture_height;       
  Double_t f_inner_straw_diameter;  
  Double_t f_outer_straw_diameter;  
  Double_t f_straw_pitch;           
  Double_t f_offset_layer;          
  Double_t f_delta_z_layer;         
  Double_t f_view_angle;            
  Double_t f_wire_thickness;        
  TString f_frame_material;         
  Double_t f_delta_z_view;          
  Double_t f_station_width;         
  Double_t f_station_height;        
  Double_t f_station_length;        
  Double_t v_drift;                 
  Double_t sigma_spatial;           
  std::string fMedium;              
  strawtubes(const strawtubes&) = delete;
  strawtubes& operator=(const strawtubes&) = delete;
  ClassDefOverride(strawtubes, 8)
};
 
#endif  // STRAWTUBES_STRAWTUBES_H_