Class for loading particles from a prof file. More...

#include <csv.hpp>

Inheritance diagram for ParticlesLoader::Csv:

Collaboration diagram for ParticlesLoader::Csv:

Public Member Functions
std::pair< double, Particles >	load (const fs::path &path, double defaultDensity) override
	Load particles.

	~Csv () override

	Csv ()

Public Member Functions inherited from ParticlesLoader::Interface
virtual	~Interface ()=default

Detailed Description

Class for loading particles from a prof file.

For more details on the csv file format, please refer to the CSV.

Definition at line 11 of file csv.hpp.

Constructor & Destructor Documentation

◆ ~Csv()

Csv::~Csv ( )

override

Definition at line 41 of file csv.cpp.

41 {

42}

◆ Csv()

Csv::Csv ( )

Definition at line 15 of file csv.cpp.

15 {

16}

Member Function Documentation

◆ load()

std::pair< double, Particles > Csv::load	(	const fs::path &	path,
		double	defaultDensity )

overridevirtual

Load particles.

Parameters

path	Path to the particles file
defaultDensity	Default density of particles

Returns: Pair of simulation start time and particles

Implements ParticlesLoader::Interface.

Definition at line 18 of file csv.cpp.

                                                                              {
    io::CSVReader<9> in(path.string());
    double startTime    = std::stod(in.next_line());
    double numParticles = std::stod(in.next_line());
 
    in.read_header(io::ignore_missing_column, "type", "fluidType", "x", "y", "z", "vx", "vy", "vz", "density");
    int type;
    int fluidType = 0;
    double x, y, z, vx, vy, vz;
    double density = -1.0;
    Particles particles;
    while (in.read_row(type, fluidType, x, y, z, vx, vy, vz, density)) {
        Eigen::Vector3d pos(x, y, z);
        Eigen::Vector3d vel(vx, vy, vz);
        if (density < 0) {
            density = defaultDensity;
        }
        particles.add(Particle(particles.size(), static_cast<ParticleType>(type), pos, vel, density, fluidType));
    }
 
    return std::make_pair(startTime, particles);
}

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