/usr/include/root/TMVA/PDEFoamTargetDensity.h is in libroot-tmva-dev 5.34.19+dfsg-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Author: Tancredi Carli, Dominik Dannheim, Alexander Voigt
/**********************************************************************************
* Project: TMVA - a Root-integrated toolkit for multivariate data analysis *
* Package: TMVA *
* Classes: PDEFoamTargetDensity *
* Web : http://tmva.sourceforge.net *
* *
* Description: *
* Class PDEFoamTargetDensity is a class representing *
* n-dimensional real positive integrand function *
* The main function is Density() which provides the event density at a *
* given point during the foam build-up (sampling). *
* *
* Authors (alphabetical): *
* Tancredi Carli - CERN, Switzerland *
* Dominik Dannheim - CERN, Switzerland *
* S. Jadach - Institute of Nuclear Physics, Cracow, Poland *
* Alexander Voigt - TU Dresden, Germany *
* Peter Speckmayer - CERN, Switzerland *
* *
* Copyright (c) 2008, 2010: *
* CERN, Switzerland *
* MPI-K Heidelberg, Germany *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted according to the terms listed in LICENSE *
* (http://tmva.sourceforge.net/LICENSE) *
**********************************************************************************/
#ifndef ROOT_TMVA_PDEFoamTargetDensity
#define ROOT_TMVA_PDEFoamTargetDensity
#ifndef ROOT_TMVA_PDEFoamDensityBase
#include "TMVA/PDEFoamDensityBase.h"
#endif
namespace TMVA
{
// class definition of underlying event density
class PDEFoamTargetDensity : public PDEFoamDensityBase
{
protected:
UInt_t fTarget; // the target to calculate the density for
public:
PDEFoamTargetDensity();
PDEFoamTargetDensity(std::vector<Double_t> box, UInt_t target);
PDEFoamTargetDensity(const PDEFoamTargetDensity&);
virtual ~PDEFoamTargetDensity() {}
// main function used by PDEFoam
// returns event density at a given point by range searching in BST
virtual Double_t Density(std::vector<Double_t> &Xarg, Double_t &event_density);
ClassDef(PDEFoamTargetDensity, 1) //Class for Target density
}; //end of PDEFoamTargetDensity
} // namespace TMVA
#endif
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