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

#include <prof.hpp>

Inheritance diagram for ParticlesLoader::Prof:

Collaboration diagram for ParticlesLoader::Prof:

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

	~Prof () override

	Prof ()

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 prof file format, please refer to the Profile.

Definition at line 11 of file prof.hpp.

Constructor & Destructor Documentation

◆ ~Prof()

Prof::~Prof ( )

override

Definition at line 42 of file prof.cpp.

42 {

43}

◆ Prof()

Prof::Prof ( )

Definition at line 10 of file prof.cpp.

10 {

11}

Member Function Documentation

◆ load()

std::pair< double, Particles > Prof::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 13 of file prof.cpp.

                                                                               {
    std::ifstream ifs;
    ifs.open(path);
    if (ifs.fail()) {
        cerr << "cannot read prof file: " << fs::absolute(path) << endl;
        std::exit(-1);
    }
 
    Particles particles;
    double startTime = NAN;
    int particleSize = 0;
    ifs >> startTime;
    ifs >> particleSize;
    for (int i = 0; i < particleSize; i++) {
        int type_int = 0;
        ParticleType type;
        Eigen::Vector3d pos, vel;
 
        ifs >> type_int;
        ifs >> pos.x() >> pos.y() >> pos.z();
        ifs >> vel.x() >> vel.y() >> vel.z();
 
        type = static_cast<ParticleType>(type_int);
        particles.add(Particle(particles.size(), type, pos, vel, defaultDensity));
    }
 
    return {startTime, particles};
}

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