calorimeter.hpp

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// SPDX-FileCopyrightText: 2026 CERN for the benefit of the SHiP Collaboration
//
// SPDX-License-Identifier: LGPL-3.0-or-later
 
// calorimeter.hpp — Calorimeter digitiser
 
#pragma once
 
#include "gaussian_smearer.hpp"
 
#include <SHiP/RecHit.hpp>
#include <SHiP/SimHit.hpp>
#include <SHiP/detectors/CaloHit.hpp>
 
namespace SHiP::shannon {
 
class Calorimeter {
   public:
    // Placeholder: Gaussian smearing until the calorimeter digitisation model exists
    ::SHiP::CaloHit digitise(::SHiP::SimHit const& sim_hit, double time_offset,
                             SHiP::random::PhiloxRng& rng) const {
        ::SHiP::RecHit returnHit = smearer_.smear(sim_hit, rng);
        returnHit.time += time_offset;
        return {.rec_hit = returnHit};
    }
 
   private:
    GaussianSmearer smearer_;
};
 
}  // namespace SHiP::shannon