anonymous_namespace{app_var.cpp}::Tracking Class Reference

: class storing info about tracked particles More...

Public Member Functions
	Tracking (size_t sqr_num_track_par, size_t par_num_per_dim)
size_t	get_num_track_par () const
size_t	get_num_steps () const
template<class T >
void	update_track_par (const std::vector< T > &particles)
void	print_track_par (const Sim_Param &sim, std::string out_dir, std::string suffix) const

Private Member Functions
void	set_par_ids (size_t sqr_num_track_par, size_t par_num_per_dim)

Private Attributes
std::vector< size_t >	par_ids
std::vector< std::vector< Particle_x< double > > >	par_pos

Detailed Description

: class storing info about tracked particles

Definition at line 45 of file app_var.cpp.

Constructor & Destructor Documentation

anonymous_namespace{app_var.cpp}::Tracking::Tracking ( size_t  sqr_num_track_par, size_t  par_num_per_dim  )

inline

Definition at line 49 of file app_var.cpp.

    {
        set_par_ids(sqr_num_track_par, par_num_per_dim);
    }

Member Function Documentation

size_t anonymous_namespace{app_var.cpp}::Tracking::get_num_steps ( ) const

inline

Definition at line 60 of file app_var.cpp.

    {
        return par_pos.size();
    }

size_t anonymous_namespace{app_var.cpp}::Tracking::get_num_track_par ( ) const

inline

Definition at line 55 of file app_var.cpp.

    {
        return par_ids.size();
    }

void anonymous_namespace{app_var.cpp}::Tracking::print_track_par ( const Sim_Param &  sim, std::string  out_dir, std::string  suffix  ) const

inline

Definition at line 75 of file app_var.cpp.

References x, Sim_Param::x_0(), and z.

    {
        out_dir += "par_cut/";
        std::string file_name = out_dir + "track_par_pos" + suffix + ".dat";
        Ofstream File(file_name);

        FTYPE_t x,y,z;
        const FTYPE_t x_0 = sim.x_0();
        BOOST_LOG_TRIVIAL(debug) << "Writing positons of " << par_ids.size() << " tracked particles into file " << file_name;
        File << "# This file contains positions of particles in units [Mpc/h].\n"
                "# x [Mpc/h]\tz [Mpc/h]";
        for (size_t i=0; i < par_ids.size(); i++){
            for (const auto& par_pos_step : par_pos){
                x = par_pos_step[i].position[0];
                y = par_pos_step[i].position[1];
                z = par_pos_step[i].position[2];
                File << x*x_0 << "\t" << z*x_0 << "\t" << y*x_0 << "\n";
            }
            File << "\n\n";
        }
    }

void anonymous_namespace{app_var.cpp}::Tracking::set_par_ids ( size_t  sqr_num_track_par, size_t  par_num_per_dim  )

inlineprivate

Definition at line 98 of file app_var.cpp.

References x, and z.

    {
        size_t num_track_par = sqr_num_track_par*sqr_num_track_par;
        par_ids.reserve(num_track_par);
        size_t x, y, z;
        FTYPE_t s;
        y = par_num_per_dim / 2; // middle of the cube
        s = par_num_per_dim / FTYPE_t(4*(sqr_num_track_par+1)); // quarter of the cube
        for (size_t i=1; i<=sqr_num_track_par;i++)
        {
            z = (size_t)(s*i);
            for (size_t j=1; j<=sqr_num_track_par;j++)
            {
                x = (size_t)(s*j);
                par_ids.push_back(x*par_num_per_dim*par_num_per_dim+y*par_num_per_dim+z);
            }
        }
    }

template<class T >

void anonymous_namespace{app_var.cpp}::Tracking::update_track_par ( const std::vector< T > &  particles )

inline

Definition at line 65 of file app_var.cpp.

    {
        std::vector<Particle_x<FTYPE_t>> par_pos_step;
        par_pos_step.reserve(par_ids.size());
        for (size_t i=0; i < par_ids.size(); i++){
            par_pos_step.emplace_back(particles[par_ids[i]].position);
        }
        par_pos.push_back(par_pos_step);
    }

Member Data Documentation

std::vector<size_t> anonymous_namespace{app_var.cpp}::Tracking::par_ids

private

Definition at line 118 of file app_var.cpp.

std::vector<std::vector<Particle_x<double> > > anonymous_namespace{app_var.cpp}::Tracking::par_pos

private

Definition at line 119 of file app_var.cpp.

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The documentation for this class was generated from the following file:

• src/ApproximationsSchemes/app_var.cpp