paradiseo/branches/paradiseo-ix86-2.0/paradiseo-peo/test/t-ParallelEval.cpp
legrand d912c44a58 added initial files coming from the trunk (r=920) for the branch 2.0
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@921 331e1502-861f-0410-8da2-ba01fb791d7f
2008-02-01 13:38:51 +00:00

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986 B
C++

// Test : parallel evaluation
#include <peo>
#include <es.h>
typedef eoReal<double> Indi;
double f (const Indi & _indi)
{
double sum=_indi[0]+_indi[1];
return (-sum);
}
struct Algorithm
{
Algorithm( peoPopEval < Indi > & _eval): eval( _eval ){}
void operator()(eoPop < Indi > & _pop)
{
eoPop < Indi > empty_pop;
eval(empty_pop, _pop);
}
peoPopEval < Indi > & eval;
};
int main (int __argc, char *__argv[])
{
peo :: init( __argc, __argv );
if (getNodeRank()==1)
std::cout<<"\n\nTest : parallel evaluation\n\n";
rng.reseed (10);
peoEvalFunc<Indi, double, const Indi& > plainEval(f);
peoPopEval< Indi > eval(plainEval);
eoUniformGenerator < double >uGen (0, 1);
eoInitFixedLength < Indi > random (2, uGen);
eoPop < Indi > pop(20, random);
Algorithm algo ( eval );
peoWrapper parallelAlgo( algo, pop);
eval.setOwner(parallelAlgo);
peo :: run();
peo :: finalize();
if (getNodeRank()==1)
{
pop.sort();
std::cout<<pop;
}
}