include/Geant4/G4StepPoint.hh

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0025 //
0026 // G4StepPoint
0027 //
0028 // Class description:
0029 //
0030 // This class represents information associated with each end
0031 // of a Step like the space/time data of the particle.
0032
0033 // Author: Hisaya Kurashige, 16 February 2000
0034 // --------------------------------------------------------------------
0035 #ifndef G4StepPoint_hh
0036 #define G4StepPoint_hh 1
0037
0038 #include <cmath>  // Include from 'system'
0039 #include <CLHEP/Units/PhysicalConstants.h>
0040
0041 #include "globals.hh"            // Include from 'global'
0042 #include "G4Allocator.hh"        // Include from 'global'
0043 #include "G4ThreeVector.hh"      // Include from 'geometry'
0044 #include "G4VPhysicalVolume.hh"  // Include from 'geometry'
0045 #include "G4SteppingControl.hh"
0046 #include "G4StepStatus.hh"       // Include from 'track'
0047 #include "G4TouchableHandle.hh"  // Include from 'geometry'
0048 #include "G4Material.hh"
0049 #include "G4LogicalVolume.hh"
0050
0051 class G4VProcess;
0052 class G4MaterialCutsCouple;
0053 class G4VSensitiveDetector;
0054
0055 class G4StepPoint
0056 {
0057   public:
0058
0059     G4StepPoint() = default;
0060    ~G4StepPoint()= default;
0061       // Constructor/Destructor
0062
0063     G4StepPoint(const G4StepPoint&) = default;
0064     G4StepPoint& operator=(const G4StepPoint&);
0065       // Copy Constructor and assignment operator
0066
0067     const G4ThreeVector& GetPosition() const;
0068     void SetPosition(const G4ThreeVector& aValue);
0069     void AddPosition(const G4ThreeVector& aValue);
0070       // Position
0071
0072     G4double GetLocalTime() const;
0073     void SetLocalTime(const G4double aValue);
0074     void AddLocalTime(const G4double aValue);
0075       // Time since the track is created
0076
0077     G4double GetGlobalTime() const;
0078     void SetGlobalTime(const G4double aValue);
0079     void AddGlobalTime(const G4double aValue);
0080       // Time since the event in which the track belongs is created
0081
0082     G4double GetProperTime() const;
0083     void SetProperTime(const G4double aValue);
0084     void AddProperTime(const G4double aValue);
0085       // Proper time of the particle
0086
0087     const G4ThreeVector& GetMomentumDirection() const;
0088     void SetMomentumDirection(const G4ThreeVector& aValue);
0089     void AddMomentumDirection(const G4ThreeVector& aValue);
0090       // Direction of momentum  (should be an unit vector)
0091
0092     G4ThreeVector GetMomentum() const;
0093       // Total momentum of the track
0094
0095     G4double GetTotalEnergy() const;
0096       // Total energy of the track
0097
0098     G4double GetKineticEnergy() const;
0099     void SetKineticEnergy(const G4double aValue);
0100     void AddKineticEnergy(const G4double aValue);
0101       // Kinetic Energy of the track
0102
0103     G4double GetVelocity() const;
0104     void SetVelocity(G4double v);
0105       // Velocity
0106
0107     G4double GetBeta() const;
0108       // Velocity of the track in unit of c(light velocity)
0109
0110     G4double GetGamma() const;
0111       // Gamma factor (1/sqrt[1-beta*beta]) of the track
0112
0113     G4VPhysicalVolume* GetPhysicalVolume() const;
0114
0115     const G4VTouchable* GetTouchable() const;
0116     const G4TouchableHandle& GetTouchableHandle() const;
0117     void SetTouchableHandle(const G4TouchableHandle& apValue);
0118
0119     G4Material* GetMaterial() const;
0120     void SetMaterial(G4Material*);
0121
0122     const G4MaterialCutsCouple* GetMaterialCutsCouple() const;
0123     void SetMaterialCutsCouple(const G4MaterialCutsCouple*);
0124
0125     G4VSensitiveDetector* GetSensitiveDetector() const;
0126     void SetSensitiveDetector(G4VSensitiveDetector*);
0127
0128     G4double GetSafety() const;
0129     void SetSafety(const G4double aValue);
0130
0131     const G4ThreeVector& GetPolarization() const;
0132     void SetPolarization(const G4ThreeVector& aValue);
0133     void AddPolarization(const G4ThreeVector& aValue);
0134
0135     G4StepStatus GetStepStatus() const;
0136     void SetStepStatus(const G4StepStatus aValue);
0137
0138     const G4VProcess* GetProcessDefinedStep() const;
0139       // If the pointer is 0, this means the Step is defined
0140       // by the user defined limit in the current volume
0141     void SetProcessDefinedStep(const G4VProcess* aValue);
0142
0143     G4double GetMass() const;
0144     void SetMass(G4double value);
0145
0146     G4double GetCharge() const;
0147     void SetCharge(G4double value);
0148
0149     G4double GetMagneticMoment() const;
0150     void SetMagneticMoment(G4double value);
0151
0152     void SetWeight(G4double aValue);
0153     G4double GetWeight() const;
0154
0155   private:
0156
0157     G4ThreeVector fPosition;
0158     G4double fGlobalTime = 0.0;
0159       // Time since event is created
0160     G4double fLocalTime = 0.0;
0161       // Time since track is created
0162     G4double fProperTime = 0.0;
0163       // Time since track is created (in rest frame of particle)
0164     G4ThreeVector fMomentumDirection;
0165     G4double fKineticEnergy = 0.0;
0166     G4double fVelocity = 0.0;
0167       // Momentum,energy and velocity
0168     G4TouchableHandle fpTouchable;
0169       // Touchable Handle
0170     G4Material* fpMaterial = nullptr;
0171       // Material of the volmue
0172     const G4MaterialCutsCouple* fpMaterialCutsCouple = nullptr;
0173       // MaterialCutsCouple of the volmue
0174     G4VSensitiveDetector* fpSensitiveDetector = nullptr;
0175     G4double fSafety = 0.0;
0176     G4ThreeVector fPolarization;
0177     G4StepStatus fStepStatus = fUndefined;
0178       // DoIt type which defined the current Step.
0179     const G4VProcess* fpProcessDefinedStep = nullptr;
0180       // Process which defined the current Step.
0181     G4double fMass = 0.0;
0182       // Dynamical mass of the particle
0183     G4double fCharge = 0.0;
0184       // Dynamical Charge of the particle
0185     G4double fMagneticMoment = 0.0;
0186       // Dynamical MagneticMoment of the particle
0187     G4double fWeight = 0.0;
0188       // Track Weight
0189 };
0190
0191 #include "G4StepPoint.icc"
0192
0193 #endif