system_evolution.cc
a79834f75634w12ex2_FR

system_evolution.cc
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			#include "system_evolution.hh"
			#include "csv_writer.hh"
			/* -------------------------------------------------------------------------- */
			#include <iomanip>
			#include <sstream>
			/* -------------------------------------------------------------------------- */

			SystemEvolution::SystemEvolution(std::unique_ptr<System> system)
			: system(std::move(system)) {}

			/* -------------------------------------------------------------------------- */

			void SystemEvolution::evolve() {

			for (UInt i = 0; i < nsteps; ++i) {

			for (auto & compute : computes)
			compute->compute(*system);

			if (i % freq == 0) {
			std::stringstream sstr;
			sstr << "dumps/step-" << std::setfill('0') << std::setw(5) << i << ".csv";
			CsvWriter dumper(sstr.str());
			dumper.write(*system);
			}
			}

			}

			/* -------------------------------------------------------------------------- */

			void SystemEvolution::addCompute(const std::shared_ptr<Compute>& compute) {
			computes.push_back(compute);
			}

			/* -------------------------------------------------------------------------- */
			void SystemEvolution::setNSteps(UInt nsteps) { this->nsteps = nsteps; }
			/* -------------------------------------------------------------------------- */
			void SystemEvolution::setDumpFreq(UInt freq) { this->freq = freq; }
			/* -------------------------------------------------------------------------- */
			System& SystemEvolution::getSystem() { return *system; }
			/* -------------------------------------------------------------------------- */