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MPI Multistart: new default ResetAlgo functor: reuse the same pop.

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This commit is contained in:
Benjamin Bouvier 2012-07-26 14:31:57 +02:00
commit 1885517dc1
1 changed files with 39 additions and 1 deletions
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40
eo/test/mpi/t-mpi-multistart.cpp
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@ -338,6 +338,44 @@ struct ReuseOriginalPopEA: public MultiStartStore<EOT>::ResetAlgo
eoEvalFunc<EOT>& _eval;
};
template< class EOT >
struct ReuseSamePopEA : public MultiStartStore<EOT>::ResetAlgo
{
ReuseSamePopEA(
eoGenContinue<EOT>& continuator,
const eoPop<EOT>& originalPop,
eoEvalFunc<EOT>& eval
) :
_continuator( continuator ),
_originalPop( originalPop ),
_firstTime( true ),
_initial( continuator.totalGenerations() )
{
for( unsigned i = 0, size = originalPop.size();
i < size; ++i )
{
eval(_originalPop[i]);
}
}
void operator()( eoPop<EOT>& pop )
{
if( _firstTime )
{
pop = _originalPop;
_firstTime = false;
}
_continuator.totalGenerations( _initial );
}
protected:
eoGenContinue<EOT>& _continuator;
eoPop<EOT> _originalPop;
bool _firstTime;
int _initial;
};
int main(int argc, char **argv)
{
Node::init( argc, argv );
@ -436,7 +474,7 @@ int main(int argc, char **argv)
eval, continuator);
DynamicAssignmentAlgorithm assignmentAlgo;
ReuseOriginalPopEA< Indi > resetAlgo( continuator, pop, eval );
ReuseSamePopEA< Indi > resetAlgo( continuator, pop, eval );
GetRandomSeeds< Indi > getSeeds( SEED );
MultiStartStore< Indi > store(