Diffusion phys-743-exercises (students-2019) Browse

phys-743-exercises/poisson/poisson.cc
518caf62b093students-2019

poisson.cc
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			/* -------------------------------------------------------------------------- */
			#include "simulation.hh"
			/* -------------------------------------------------------------------------- */
			#include <chrono>
			#include <iostream>
			#include <tuple>
			/* -------------------------------------------------------------------------- */

			#define N 256
			#define EPSILON 0.005

			int main() {

			Simulation simu(N, N);

			simu.set_initial_conditions();

			simu.set_epsilon(EPSILON);

			float l2;
			int k;
			std::tie(l2, k) = simu.compute();

			std::cout <<"nb steps " << k << " [l2 = " << l2 << "]"
			<< std::endl;

			return 0;
			}