/** * Kompilace: $ g++ -std=c++11 -Wall -pedantic main.cpp mygraph.cpp edge.cpp node.cpp dijkstra.cpp -o graph * ./graph [string] ... Spusti program, nacte ze souboru. * ./graph [string] [unsigned int] [unsigned int] ... Generuje graf do souboru, * druhy parametr je pocet uzlu a treti parametr pocet hran, ktere v prumeru * vedou z nejakeho uzlu. */ int main(int argc, char* const argv[]) { ios::sync_with_stdio(false); MyGraph * graph = new MyGraph(); try { switch(argc) { case 2: { graph->load(argv[1]); //ofstream ofs; //ofs.open("dijkstra.out"); //if(!ofs.is_open()) throw IOException(); double ** matrix; CDijkstra dijkstra = CDijkstra(graph); clock_t begin = clock(); //matrix = dijkstra.CalculateDistanceMatrix(); clock_t end = clock(); //printMatrix(ofs, matrix, graph->size()); //ofs.close(); double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC; cout << "Dijkstra:\t" << elapsed_secs << " sec" << endl; //ofs.open("floydwarshall.out"); //if(!ofs.is_open()) throw IOException(); int blockSize = 36; while(graph->size() % blockSize != 0) ++blockSize; begin = clock(); matrix = floydWarschall(graph, blockSize); end = clock(); //printMatrix(ofs, matrix, graph->size()); //ofs.close(); elapsed_secs = double(end - begin) / CLOCKS_PER_SEC; cout << "FloydWarshall:\t" << elapsed_secs << " sec" << endl; /*double ** matrix; for(unsigned i = 1; i < 1080; ++i) { if(1080 % i == 0) { clock_t begin = clock(); matrix = floydWarschall(graph, i); clock_t end = clock(); cout << i << " " << double(end - begin) / CLOCKS_PER_SEC << endl; } }*/ break; } case 4: { unsigned int n, pocetHran; string arg = argv[2]; arg += " "; arg += argv[3]; arg += " "; stringstream ss(arg); ss >> n; ss >> pocetHran; if(ss.eof() || ss.fail()) throw IOException(); graph->graphGen(n, pocetHran, argv[1]); break; } default: { throw IllegalArgumentException(); break; } } } catch(IOException) {} catch(IllegalArgumentException) {} catch(...) { cerr << "Neco se podelalo." << endl; } delete graph; return 0; }
/** * Kompilace: $ g++ -std=c++11 -Wall -pedantic main.cpp mygraph.cpp edge.cpp node.cpp dijkstra.cpp -o graph * ./graph [string] ... Spusti program, nacte ze souboru. * ./graph [string] [unsigned int] [unsigned int] ... Generuje graf do souboru, * druhy parametr je pocet uzlu a treti parametr pocet hran, ktere v prumeru * vedou z nejakeho uzlu. */ int main(int argc, char* const argv[]) { ios::sync_with_stdio(false); MyGraph * graph = new MyGraph(); try { switch(argc) { case 2: { graph->load(argv[1]); ofstream ofs; //ofs.open("dijkstra.out"); //if(!ofs.is_open()) throw IOException(); double ** matrix; CDijkstra dijkstra = CDijkstra(graph); double time1 = omp_get_wtime(); matrix = dijkstra.CalculateDistanceMatrix(); double time2 = omp_get_wtime(); //printMatrix(ofs, matrix, graph->size()); //ofs.close(); cout << "omptime: " << time2 - time1 << endl; //ofs.open("floydwarshall.out"); //if(!ofs.is_open()) throw IOException(); //begin = clock(); //matrix = floydWarschall(graph); //end = clock(); //printMatrix(ofs, matrix, graph->size()); //ofs.close(); //elapsed_secs = double(end - begin) / CLOCKS_PER_SEC; //cout << "FloydWarshall:\t" << elapsed_secs << " sec" << endl; break; } case 4: { unsigned int n, pocetHran; string arg = argv[2]; arg += " "; arg += argv[3]; arg += " "; stringstream ss(arg); ss >> n; ss >> pocetHran; if(ss.eof() || ss.fail()) throw IOException(); graph->graphGen(n, pocetHran, argv[1]); break; } default: { throw IllegalArgumentException(); break; } } } catch(IOException) {} catch(IllegalArgumentException) {} catch(...) { cerr << "Neco se podelalo." << endl; } delete graph; return 0; }