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Lesson Wrapper

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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@832 331e1502-861f-0410-8da2-ba01fb791d7f
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canape 2007-12-06 14:43:28 +00:00
commit 1531fbd49c
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trunk/paradiseo-peo/tutorial/Wrapper/main4.cpp Normal file
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#include <peo>
#include <es.h>
typedef eoRealParticle < double >Indi;
double f (const Indi & _indi)
{
double sum;
sum=_indi[1]-pow(_indi[0],2);
sum=100*pow(sum,2);
sum+=pow((1-_indi[0]),2);
return (-sum);
}
int main( int __argc, char** __argv )
{
peo :: init( __argc, __argv );
const unsigned int VEC_SIZE = 2;
const unsigned int POP_SIZE = 20;
const unsigned int NEIGHBORHOOD_SIZE= 6;
const unsigned int MAX_GEN = 100;
const double INIT_POSITION_MIN = -2.0;
const double INIT_POSITION_MAX = 2.0;
const double INIT_VELOCITY_MIN = -1.;
const double INIT_VELOCITY_MAX = 1.;
const unsigned int MIG_FREQ = 10;
const double C1 = 0.5;
const double C2 = 2.;
rng.reseed (time(0));
// Island model
RingTopology topologyMig;
// First
eoGenContinue < Indi > genContPara (MAX_GEN);
eoCombinedContinue <Indi> continuatorPara (genContPara);
eoCheckPoint<Indi> checkpoint(continuatorPara);
peoEvalFunc<Indi, double, const Indi& > plainEval(f);
peoParaPopEval< Indi > eval(plainEval);
eoUniformGenerator < double >uGen (INIT_POSITION_MIN, INIT_POSITION_MAX);
eoInitFixedLength < Indi > random (VEC_SIZE, uGen);
eoUniformGenerator < double >sGen (INIT_VELOCITY_MIN, INIT_VELOCITY_MAX);
eoVelocityInitFixedLength < Indi > veloRandom (VEC_SIZE, sGen);
eoFirstIsBestInit < Indi > localInit;
eoRealVectorBounds bndsFlight(VEC_SIZE,INIT_POSITION_MIN,INIT_POSITION_MAX);
eoStandardFlight < Indi > flight(bndsFlight);
eoPop < Indi > pop;
pop.append (POP_SIZE, random);
eoLinearTopology<Indi> topology(NEIGHBORHOOD_SIZE);
eoRealVectorBounds bnds(VEC_SIZE,INIT_VELOCITY_MIN,INIT_VELOCITY_MAX);
eoStandardVelocity < Indi > velocity (topology,C1,C2,bnds);
eoInitializer <Indi> init(eval,veloRandom,localInit,topology,pop);
// Island model
eoPeriodicContinue< Indi > mig_cont( MIG_FREQ );
peoPSOSelect<Indi> mig_selec(topology);
eoSelectNumber< Indi > mig_select(mig_selec);
peoPSOReplacement<Indi> mig_replace;
// Second
eoGenContinue < Indi > genContPara2 (MAX_GEN);
eoCombinedContinue <Indi> continuatorPara2 (genContPara2);
eoCheckPoint<Indi> checkpoint2(continuatorPara2);
peoEvalFunc<Indi, double, const Indi& > plainEval2(f);
peoParaPopEval< Indi > eval2(plainEval2);
eoUniformGenerator < double >uGen2 (INIT_POSITION_MIN, INIT_POSITION_MAX);
eoInitFixedLength < Indi > random2 (VEC_SIZE, uGen2);
eoUniformGenerator < double >sGen2 (INIT_VELOCITY_MIN, INIT_VELOCITY_MAX);
eoVelocityInitFixedLength < Indi > veloRandom2 (VEC_SIZE, sGen2);
eoFirstIsBestInit < Indi > localInit2;
eoRealVectorBounds bndsFlight2(VEC_SIZE,INIT_POSITION_MIN,INIT_POSITION_MAX);
eoStandardFlight < Indi > flight2(bndsFlight2);
eoPop < Indi > pop2;
pop2.append (POP_SIZE, random2);
eoLinearTopology<Indi> topology2(NEIGHBORHOOD_SIZE);
eoRealVectorBounds bnds2(VEC_SIZE,INIT_VELOCITY_MIN,INIT_VELOCITY_MAX);
eoStandardVelocity < Indi > velocity2 (topology2,C1,C2,bnds2);
eoInitializer <Indi> init2(eval2,veloRandom2,localInit2,topology2,pop2);
// Island model
eoPeriodicContinue< Indi > mig_cont2( MIG_FREQ );
peoPSOSelect<Indi> mig_selec2(topology2);
eoSelectNumber< Indi > mig_select2(mig_selec2);
peoPSOReplacement<Indi> mig_replace2;
// Island model
peoAsyncIslandMig< Indi > mig( mig_cont, mig_select, mig_replace, topologyMig, pop, pop);
checkpoint.add( mig );
peoAsyncIslandMig< Indi > mig2( mig_cont2, mig_select2, mig_replace2, topologyMig, pop2, pop2);
checkpoint2.add( mig2 );
// Parallel algorithm
eoSyncEasyPSO <Indi> psa(init,checkpoint,eval, velocity, flight);
peoParallelAlgorithmWrapper parallelPSO( psa, pop);
eval.setOwner(parallelPSO);
mig.setOwner(parallelPSO);
eoSyncEasyPSO <Indi> psa2(init2,checkpoint2,eval2, velocity2, flight2);
peoParallelAlgorithmWrapper parallelPSO2( psa2, pop2);
eval2.setOwner(parallelPSO2);
mig2.setOwner(parallelPSO2);
peo :: run();
peo :: finalize();
if (getNodeRank()==1)
{
std::cout << "Final population :\n" << pop << std::endl;
std::cout << "Final population :\n" << pop2 << std::endl;
}
}