HadrontherapyRBEAccumulable.hh

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// HadrontherapyRBEAccumulable.hh;
//
#ifndef HADRONTHERAPYRBEACCUMULABLE_HH
#define HADRONTHERAPYRBEACCUMULABLE_HH

#include <G4VAccumulable.hh>

#include <valarray>

class HadrontherapyRBEAccumulable : public G4VAccumulable
{
public:
    HadrontherapyRBEAccumulable();
    HadrontherapyRBEAccumulable(const HadrontherapyRBEAccumulable& other) = default;

    // G4VAccumulable virtual methods
    void Merge(const G4VAccumulable &rhs) override;
    void Reset() override;

    // Store information from a single step
    void Accumulate(G4double E, G4double energyDeposit, G4double dX, G4int Z, G4int i, G4int j, G4int k);

    // Type alias for numerical arrays
    using array_type = std::valarray<G4double>;

    // Access to stored data (to be called on the merged data)
    const array_type GetEnergyDeposit() const;
    const array_type GetAlphaNumerator() const { return fAlphaNumerator; }
    const array_type GetBetaNumerator() const { return fBetaNumerator; }
    const array_type GetDenominator() const { return fDenominator; }

    // Verbosity, shared with HadrontherapyRBE
    G4int GetVerboseLevel() const;

private:
    inline G4int GetIndex(G4int i, G4int j, G4int k) const {return (i * fVoxelsAlongY + j) * fVoxelsAlongZ + k; }

    // Apply configuration from the HadrontherapyRBE class and prepare matrices
    void Initialize();
    G4bool fInitialized { false };

    array_type fAlphaNumerator;
    array_type fBetaNumerator;
    array_type fDenominator;
    array_type fEnergyDeposit;

    // How many voxels do we have?
    // ...along each axis
    size_t fVoxelsAlongX;
    size_t fVoxelsAlongY;
    size_t fVoxelsAlongZ;
    // ...and in total
    size_t fVoxels;
};

#endif // HADRONTHERAPYRBEACCUMULABLE_HH