LitCudaMaterialInfo.h

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/* Copyright (C) 2010-2011 GSI/JINR-LIT, Darmstadt/Dubna
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Andrey Lebedev [committer] */
 
#ifndef LITCUDAMATERIALINFO_H_
#define LITCUDAMATERIALINFO_H_
 
#include <iostream>
 
struct LitCudaMaterialInfo {
  float Thickness;     // Thickness of the material [cm]
  float X0;            // Radiation length [cm]
  float Rho;           // Density [g/cm^3]
  float Z;             //
  float A;             //
  float Zpos;          // Z position of the material
  float RadThick;      // Length/X0
  float SqrtRadThick;  // std::sqrt(Length/X0)
  float LogRadThick;   // std::log(Length/X0)
  // approximation of the mean excitation energy in GeV
  // I = (Z > 16)? 10 * Z * 1e-9 : 16 * std::pow(Z, 0.9) * 1e-9;
  float I;
 
  friend std::ostream& operator<<(std::ostream& strm, const LitCudaMaterialInfo& mat)
  {
    strm << "LitCudaMaterialinfo: Thickness=" << mat.Thickness << ", X0=" << mat.X0 << ", Rho=" << mat.Rho
         << ", Z=" << mat.Z << ", A=" << mat.A << ", Zpos=" << mat.Zpos << ", I=" << mat.I << std::endl;
    return strm;
  }
};
 
#endif /* LITCUDAMATERIALINFO_H_ */