mini_mesh_test.cc
58a104d7bd95master

mini_mesh_test.cc
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			#include <iostream>
			#include "common.hh"
			#include "mini_mesh.hh"
			#include "point_container.hh"
			#include <vector>


			const Uint dim = 2;
			const Uint nb_elem = 8;
			int conn[nb_elem][dim+1] = {{0, 5, 4},
			{0, 1, 5},
			{1, 6, 5},
			{1, 2, 6},
			{2, 4, 6},
			{2, 3, 4},
			{3, 0, 4},
			{4, 5, 6}};

			void createNodes(PointContainer<dim> & nodes, std::vector<int> & free_nodes) {
			nodes.addPoint({0., 0. });
			nodes.addPoint({4., 0. });
			nodes.addPoint({4., 2. });
			nodes.addPoint({0., 2. });
			nodes.addPoint({1., 1.1});
			nodes.addPoint({2., 0.9});
			nodes.addPoint({3., 1.1});
			free_nodes.push_back(4);
			free_nodes.push_back(5);
			free_nodes.push_back(6);
			}

			void createConnectivity(std::vector<const int*> & connectivity) {
			for (Uint i = 0 ; i < nb_elem ; ++i) {
			connectivity.push_back(conn[i]);
			}
			}

			int main(int argc, char *argv[])
			{
			PointContainer<dim> nodes("Nodes");
			std::vector<int> free_nodes;
			createNodes(nodes, free_nodes);

			std::vector<const int*> connectivity;
			createConnectivity(connectivity);

			MiniMesh<dim> mesh(connectivity, free_nodes, nodes);
			Uint iter = mesh.relax(.1, 10, 10, true);
			std::cout<< nodes << std::endl;

			Uint expected_iter = 1;
			if (iter == expected_iter){
			std::cout << "Converged in " << iter
			<< " steps. This is as it should be. SUCCESS." << std::endl;
			return 0;
			} else {
			std::cout << "This should have converged in " << expected_iter << " steps "
			<< " but did so in " << iter << ". FAILURE." << std::endl;
			return -1;
			}
			}