ITkPixLayout.h

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/*
Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
/*
* Author: Ondra Kovanda, ondrej.kovanda at cern.ch
* Date: 04/2024
* Description: ITkPix* chip layout template. This aims for a contiguously stored
*              array of arbitrary type, representing the individual pixels in
*              ITkPix* chips with a 'physically' motivated (col, row) access
*/
 
#ifndef ITKPIXLAYOUT_H
#define ITKPIXLAYOUT_H
 
#include <array>
#include <cstdint>
 
template<class T> class ITkPixLayout{
 
    public:
 
        ITkPixLayout(){};
 
        T& operator()(const uint16_t col, const uint16_t row){
 
            //Columns are stored after one another
            return m_pixels[ col * 384 + row ];
 
        }
 
        T operator()(const uint16_t col, const uint16_t row) const {
 
            //Columns are stored after one another
            return m_pixels[ col * 384 + row ];
 
        }
 
        int nHits() const {
 
            //count hits
            int hits = 0;
            for (const auto& pixel : m_pixels) if (pixel) hits++;
            return hits;
 
        }
 
    private:
 
        //All chips will always have 400*384 pixels
        std::array<T, 153600> m_pixels = {};
 
};
 
#endif