1.1 --- a/src/benchmark/graph-bench.cc Sat May 21 21:04:57 2005 +0000
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,55 +0,0 @@
1.4 -#include<lemon/list_graph.h>
1.5 -
1.6 -#include"bench_tools.h"
1.7 -
1.8 -using namespace lemon;
1.9 -
1.10 -///Makes a full graph by adding and deleting a lot of edges;
1.11 -
1.12 -///\param n Number of nodes.
1.13 -///\param rat The funcion will make \f$rat\timesn^2\f$ edge addition and
1.14 -///\f$(rat-1)\timesn^2\f$ deletion.
1.15 -///\param p Tuning parameters.
1.16 -///\warning \c rat, \c p, and \c n must be pairwise relative primes.
1.17 -template <class Graph>
1.18 -void makeFullGraph(int n, int rat, int p)
1.19 -{
1.20 - GRAPH_TYPEDEF_FACTORY(Graph);
1.21 -
1.22 - Graph G;
1.23 -
1.24 - // Node nodes[n];
1.25 - std::vector<Node> nodes(n);
1.26 - for(int i=0;i<n;i++) nodes[i]=G.addNode();
1.27 -
1.28 - //Edge equ[rat];
1.29 - std::vector<Edge> equ(rat);
1.30 -
1.31 - long long int count;
1.32 -
1.33 - for(count=0;count<rat;count++) {
1.34 - equ[count%rat]=G.addEdge(nodes[(count*p)%n],nodes[(count*p/n)%n]);
1.35 - }
1.36 - for(;(count%rat)||((count*p)%n)||((count*p/n)%n);count++) {
1.37 - // if(!(count%1000000)) fprintf(stderr,"%d\r",count);
1.38 - if(count%rat) G.erase(equ[count%rat]);
1.39 - equ[count%rat]=G.addEdge(nodes[(count*p)%n],nodes[(count*p/n)%n]);
1.40 - }
1.41 -// std::cout << "Added " << count
1.42 -// << " ( " << n << "^2 * " << rat << " ) edges\n";
1.43 -
1.44 -
1.45 - // for(int i=0;1;i++) ;
1.46 -}
1.47 -
1.48 -int main()
1.49 -{
1.50 - lemon::Timer T;
1.51 - makeFullGraph<ListGraph>(nextPrim(1000),nextPrim(300),nextPrim(100));
1.52 -
1.53 - PrintTime("BIG",T);
1.54 - T.reset();
1.55 - makeFullGraph<ListGraph>(nextPrim(100),nextPrim(30000),nextPrim(150));
1.56 -
1.57 - PrintTime("SMALL",T);
1.58 -}