//CaloGrid.cc #include #include "CaloGrid.hh" CaloCell* CaloGrid::cell(int x, int y ) { if ( x > nx or x < 0 ) { std::cout << "CaloGrid::cell() Error: out of grid (x)" << std::endl ; return nullptr; } if ( y > ny or y < 0 ) { std::cout << "CaloGrid::cell() Error: out of grid (y)" << std::endl ; return nullptr; } return &cells[ x*nx + y ] ; }