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Adding eoEasyEA constructor allowing to precise which eoPopEvalFunc should be used

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This commit is contained in:
Benjamin Bouvier 2012-06-20 11:46:18 +02:00
commit 6ac423bf22
1 changed files with 40 additions and 0 deletions
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40
eo/src/eoEasyEA.h
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@ -102,6 +102,33 @@ template<class EOT> class eoEasyEA: public eoAlgo<EOT>
offspring.reserve(_offspringSize); // This line avoids an incremental resize of offsprings.
}
/**
* @brief Ctor allowing to specify which pop eval function we're going to use.
*
* Ctor taking a breed and merge, an overload of ctor to define an offspring size, and
* the pop eval function used. This allows to precise if we would like to use the
* parallel evaluation, for instance.
*/
eoEasyEA(
eoContinue<EOT>& _continuator,
eoEvalFunc<EOT>& _eval,
eoPopEvalFunc<EOT>& _pop_eval,
eoBreed<EOT>& _breed,
eoReplacement<EOT>& _replace,
unsigned _offspringSize
) : continuator(_continuator),
eval (_eval),
loopEval(_eval),
popEval(_pop_eval),
selectTransform(dummySelect, dummyTransform),
breed(_breed),
mergeReduce(dummyMerge, dummyReduce),
replace(_replace),
isFirstCall(true)
{
offspring.reserve(_offspringSize); // This line avoids an incremental resize of offsprings.
}
/*
eoEasyEA(eoContinue <EOT> & _continuator,
eoPopEvalFunc <EOT> & _pop_eval,
@ -219,6 +246,8 @@ template<class EOT> class eoEasyEA: public eoAlgo<EOT>
/// Apply a few generation of evolution to the population.
virtual void operator()(eoPop<EOT>& _pop)
{
eo::log << "[EasyEA] Call to operator()" << std::endl;
if (isFirstCall)
{
size_t total_capacity = _pop.capacity() + offspring.capacity();
@ -227,22 +256,33 @@ template<class EOT> class eoEasyEA: public eoAlgo<EOT>
isFirstCall = false;
}
// TODO TODOB delete all log traces
std::cout << "[EasyEA] After is first call." << std::endl;
eoPop<EOT> empty_pop;
std::cout << "[EasyEA] After empty_pop." << std::endl;
popEval(empty_pop, _pop); // A first eval of pop.
std::cout << "[EasyEA] After pop_eval." << std::endl;
do
{
try
{
std::cout << "[EasyEA] Beginning try." << std::endl;
unsigned pSize = _pop.size();
std::cout << "[EasyEA] psize determinated." << std::endl;
offspring.clear(); // new offspring
std::cout << "[EasyEA] offspring cleared." << std::endl;
breed(_pop, offspring);
std::cout << "[EasyEA] After breed, evaluating pop." << std::endl;
popEval(_pop, offspring); // eval of parents + offspring if necessary
std::cout << "[EasyEA] After evaluation, replacing pop." << std::endl;
replace(_pop, offspring); // after replace, the new pop. is in _pop
std::cout << "[EasyEA] After replacing, continuator." << std::endl;
if (pSize > _pop.size())
throw std::runtime_error("Population shrinking!");