void Solver::startSolveProblem(std::shared_ptr<KnapsackProblem> problem)
{
currentProblem = problem;
swarm.initializeSwarm(parameters.getNumberOfParticles());
initializeParticles();
solving = true;
}
ParticleFilter::ParticleFilter(
int frameWidth, int frameHeight, int nParticles, int nIters,
int particleWidth, int particleHeight, int histSize, Target *target
)
{
type = Rectangle;
m_target = target;
img_height = frameHeight;
img_width = frameWidth;
m_num_particles_to_display = 0;
setNumParticles(nParticles);
setNumIters(nIters);
setParticleWidth(particleWidth);
setParticleHeight(particleHeight);
setParticlesToDisplay(m_num_particles_to_display);
setHistSize(histSize);
m_distortRange = 5;
srand(time(nullptr));
initializeParticles();
auto seed = std::chrono::high_resolution_clock::now().time_since_epoch().count();
m_RandomGen = std::mt19937(seed);
}
void Solver::solveProblem(std::shared_ptr<KnapsackProblem> problem)
{
currentProblem = problem;
std::cout << "==============================\n";
std::cout << "Solving problem: " << std::endl;
std::cout << "Nr. of elements: " << currentProblem->n << std::endl;
std::cout << "Nr. of constraints: " << currentProblem->m << std::endl;
std::cout << "==============================\n";
swarm.initializeSwarm(parameters.getNumberOfParticles());
initializeParticles();
for (int i = 0; i < parameters.getIterations(); ++i)
findSolution();
int finalSolution = stopSolveProblem();
std::cout << "==============================\n";
std::cout << "Solution value: " << finalSolution << std::endl;
std::cout << "==============================\n";
}
void ParticleFilter::reInitialiaze()
{
m_particles.clear();
initializeParticles();
}
