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feat: add an accessor to eoEvalIOH

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Useful for using ParadisEO with IOHexperimenter's suites
without having to do costly reallocation of operators.
This commit is contained in:
Johann Dreo 2020-04-02 16:37:36 +02:00
commit 7a6f9a640f
1 changed files with 18 additions and 5 deletions
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23
problems/eval/eoEvalIOH.h
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@ -23,12 +23,12 @@ class eoEvalIOH : public eoEvalFunc<EOT>
using ScalarType = typename Fitness::ScalarType;
eoEvalIOH( IOHprofiler_problem<ScalarType> & pb) :
_ioh_pb(pb),
_ioh_pb(&pb),
_has_log(false)
{ }
eoEvalIOH( IOHprofiler_problem<ScalarType> & pb, IOHprofiler_csv_logger & log ) :
_ioh_pb(pb),
_ioh_pb(&pb),
_has_log(true),
_ioh_log(log)
{ }
@ -42,16 +42,29 @@ class eoEvalIOH : public eoEvalFunc<EOT>
sol.fitness( call( sol ) );
}
/** Update the problem pointer for a new one.
*
* This is useful if you assembled a ParadisEO algorithm
* and call it several time in an IOHexperimenter's suite loop.
* Instead of re-assembling your algorithm,
* just update the problem pointer.
*/
void problem( IOHprofiler_problem<ScalarType> & pb )
{
assert(_ioh_pb != nullptr );
_ioh_pb = &pb;
}
protected:
IOHprofiler_problem<ScalarType> & _ioh_pb;
IOHprofiler_problem<ScalarType> * _ioh_pb;
bool _has_log;
IOHprofiler_csv_logger & _ioh_log;
virtual Fitness call(EOT& sol)
{
Fitness f = _ioh_pb.evaluate(sol);
Fitness f = _ioh_pb->evaluate(sol);
if(_has_log) {
_ioh_log.write_line(_ioh_pb.loggerInfo());
_ioh_log.write_line(_ioh_pb->loggerInfo());
}
return f;
}