int main_function(int argc, char **argv)
{
const unsigned POP_SIZE = 6, VEC_SIZE = 2, NEIGHBORHOOD_SIZE=2;
// the population:
eoPop<Particle> pop;
// Evaluation
eoEvalFuncPtr<Particle, double, const Particle& > eval( f );
// position + velocity + best init
eoUniformGenerator < double >uGen (-3, 3);
eoInitFixedLength < Particle > random (VEC_SIZE, uGen);
eoUniformGenerator < double >sGen (-2, 2);
eoVelocityInitFixedLength < Particle > veloRandom (VEC_SIZE, sGen);
eoFirstIsBestInit < Particle > localInit;
pop.append (POP_SIZE, random);
// topology
eoLinearTopology<Particle> topology(NEIGHBORHOOD_SIZE);
eoInitializer <Particle> init(eval,veloRandom,localInit,topology,pop);
init();
// velocity
eoExtendedVelocity <Particle> velocity (topology,1,1,1,1);
// the test itself
for (unsigned int i = 0; i < POP_SIZE; i++)
{
std::cout << " Initial particle n°" << i << " velocity: " << std::endl;
for (unsigned int j = 0; j < VEC_SIZE; j++)
std::cout << " v" << j << "=" << pop[i].velocities[j] << std::endl;
}
for (unsigned int i = 0; i < POP_SIZE; i++)
velocity (pop[i],i);
for (unsigned int i = 0; i < POP_SIZE; i++)
{
std::cout << " Final particle n°" << i << " velocity: " << std::endl;
for (unsigned int j = 0; j < VEC_SIZE; j++)
std::cout << " v" << j << "=" << pop[i].velocities[j] << std::endl;
}
return EXIT_SUCCESS;
}
int main()
{
const unsigned int VEC_SIZE = 2;
const unsigned int POP_SIZE = 20;
const unsigned int NEIGHBORHOOD_SIZE= 5;
unsigned i;
// the population:
eoPop<Particle> pop;
// Evaluation
eoEvalFuncPtr<Particle, double, const Particle& > eval( real_value );
// position init
eoUniformGenerator < double >uGen (-3, 3);
eoInitFixedLength < Particle > random (VEC_SIZE, uGen);
// velocity init
eoUniformGenerator < double >sGen (-2, 2);
eoVelocityInitFixedLength < Particle > veloRandom (VEC_SIZE, sGen);
// local best init
eoFirstIsBestInit < Particle > localInit;
// perform position initialization
pop.append (POP_SIZE, random);
// topology
eoLinearTopology<Particle> topology(NEIGHBORHOOD_SIZE);
// the full initializer
eoInitializer <Particle> init(eval,veloRandom,localInit,topology,pop);
init();
// bounds
eoRealVectorBounds bnds(VEC_SIZE,-1.5,1.5);
// velocity
eoStandardVelocity <Particle> velocity (topology,1,1.6,2,bnds);
// flight
eoStandardFlight <Particle> flight;
// Terminators
eoGenContinue <Particle> genCont1 (50);
eoGenContinue <Particle> genCont2 (50);
// PS flight
eoEasyPSO<Particle> pso1(genCont1, eval, velocity, flight);
eoEasyPSO<Particle> pso2(init,genCont2, eval, velocity, flight);
// flight
try
{
pso1(pop);
std::cout << "FINAL POPULATION AFTER PSO n°1:" << std::endl;
for (i = 0; i < pop.size(); ++i)
std::cout << "\t" << pop[i] << " " << pop[i].fitness() << std::endl;
pso2(pop);
std::cout << "FINAL POPULATION AFTER PSO n°2:" << std::endl;
for (i = 0; i < pop.size(); ++i)
std::cout << "\t" << pop[i] << " " << pop[i].fitness() << std::endl;
}
catch (std::exception& e)
{
std::cout << "exception: " << e.what() << std::endl;;
exit(EXIT_FAILURE);
}
return 0;
}
int main (int __argc, char *__argv[])
{
peo :: init( __argc, __argv );
if (getNodeRank()==1)
std::cout<<"\n\nTest : PSO Global Best\n\n";
rng.reseed (10);
RingTopology topologyMig;
eoGenContinue < Indi > genContPara (10);
eoCombinedContinue <Indi> continuatorPara (genContPara);
eoCheckPoint<Indi> checkpoint(continuatorPara);
peoEvalFunc<Indi, double, const Indi& > plainEval(f);
peoPopEval< Indi > eval(plainEval);
eoUniformGenerator < double >uGen (0, 1.);
eoInitFixedLength < Indi > random (2, uGen);
eoUniformGenerator < double >sGen (-1., 1.);
eoVelocityInitFixedLength < Indi > veloRandom (2, sGen);
eoFirstIsBestInit < Indi > localInit;
eoRealVectorBounds bndsFlight(2,0,1.);
eoStandardFlight < Indi > flight(bndsFlight);
eoPop < Indi > pop;
pop.append (10, random);
eoLinearTopology<Indi> topology(2);
eoRealVectorBounds bnds(2,-1.,1.);
eoStandardVelocity < Indi > velocity (topology,1,0.5,2.,bnds);
eoInitializer <Indi> init(eval,veloRandom,localInit,topology,pop);
eoPeriodicContinue< Indi > mig_cont( 2 );
peoPSOSelect<Indi> mig_selec(topology);
peoGlobalBestVelocity<Indi> mig_replac (2.,velocity);
eoContinuator<Indi> cont(mig_cont, pop);
eoSelector <Indi, eoPop<Indi> > mig_select (mig_selec,1,pop);
eoReplace <Indi, eoPop<Indi> > mig_replace (mig_replac,pop);
eoGenContinue < Indi > genContPara2 (10);
eoCombinedContinue <Indi> continuatorPara2 (genContPara2);
eoCheckPoint<Indi> checkpoint2(continuatorPara2);
peoEvalFunc<Indi, double, const Indi& > plainEval2(f);
peoPopEval< Indi > eval2(plainEval2);
eoUniformGenerator < double >uGen2 (0, 1.);
eoInitFixedLength < Indi > random2 (2, uGen2);
eoUniformGenerator < double >sGen2 (-1., 1.);
eoVelocityInitFixedLength < Indi > veloRandom2 (2, sGen2);
eoFirstIsBestInit < Indi > localInit2;
eoRealVectorBounds bndsFlight2(2,0,1.);
eoStandardFlight < Indi > flight2(bndsFlight2);
eoPop < Indi > pop2;
pop2.append (10, random2);
eoLinearTopology<Indi> topology2(2);
eoRealVectorBounds bnds2(2,-1.,1.);
eoStandardVelocity < Indi > velocity2 (topology2,1,0.5,2.,bnds2);
eoInitializer <Indi> init2(eval2,veloRandom2,localInit2,topology2,pop2);
eoPeriodicContinue< Indi > mig_cont2( 2 );
peoPSOSelect<Indi> mig_selec2(topology2);
peoGlobalBestVelocity<Indi> mig_replac2 (2.,velocity2);
eoContinuator<Indi> cont2(mig_cont2,pop2);
eoSelector <Indi, eoPop<Indi> > mig_select2 (mig_selec2,1,pop2);
eoReplace <Indi, eoPop<Indi> > mig_replace2 (mig_replac2,pop2);
peoAsyncIslandMig< eoPop<Indi>, eoPop<Indi> > mig(cont,mig_select, mig_replace, topologyMig);
checkpoint.add( mig );
peoAsyncIslandMig< eoPop<Indi>, eoPop<Indi> > mig2(cont2,mig_select2, mig_replace2, topologyMig);
checkpoint2.add( mig2 );
eoSyncEasyPSO <Indi> psa(init,checkpoint,eval, velocity, flight);
peoWrapper parallelPSO( psa, pop);
eval.setOwner(parallelPSO);
mig.setOwner(parallelPSO);
eoSyncEasyPSO <Indi> psa2(init2,checkpoint2,eval2, velocity2, flight2);
peoWrapper parallelPSO2( psa2, pop2);
eval2.setOwner(parallelPSO2);
mig2.setOwner(parallelPSO2);
peo :: run();
peo :: finalize();
if (getNodeRank()==1)
{
pop.sort();
pop2.sort();
std::cout << "Final population :\n" << pop << std::endl;
std::cout << "Final population :\n" << pop2 << std::endl;
}
}
