nojhan
24bc8edd6f
- `std::apply` is part of C++17 and the compiler wants to use it because of ADL. Thus it is now necessary to escape it as `::apply`. - remove some `using namespace std` remaining in the sources. - fix simple warnings.
67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
//-----------------------------------------------------------------------------
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// t-eoRingTopology.cpp
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//-----------------------------------------------------------------------------
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#include <eo>
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typedef eoRealParticle < double >Indi;
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//Evaluation function
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double f (const Indi & _indi)
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{
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double sum = 0;
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for (unsigned i = 0; i < _indi.size (); i++)
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sum += pow(_indi[i],2);
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return (-sum);
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}
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int main_function(int argc, char **argv)
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{
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//Parameters
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const unsigned int VEC_SIZE = 2;
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const unsigned int POP_SIZE = 10;
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const unsigned int NEIGHBORHOOD_SIZE= 3;
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rng.reseed (33);
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eoEvalFuncPtr<Indi, double, const Indi& > plainEval(f);
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eoEvalFuncCounter < Indi > eval (plainEval);
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eoUniformGenerator < double >uGen (0., 5.);
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eoInitFixedLength < Indi > random (VEC_SIZE, uGen);
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eoUniformGenerator < double >sGen (-1., 1.);
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eoVelocityInitFixedLength < Indi > veloRandom (VEC_SIZE, sGen);
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eoFirstIsBestInit < Indi > localInit;
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eoPop < Indi > pop;
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pop.append (POP_SIZE, random);
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::apply(eval, pop);
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::apply < Indi > (veloRandom, pop);
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::apply < Indi > (localInit, pop);
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eoRingTopology<Indi> topology(NEIGHBORHOOD_SIZE);
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topology.setup(pop);
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std::cout<<"\n\n\nPopulation :\n\n"<<pop;
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std::cout<<"\n\nNeighborhood :\n\n";
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topology.printOn();
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int k = NEIGHBORHOOD_SIZE/2;
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for(unsigned i=0;i<pop.size();i++)
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{
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std::cout<<"\nBetween : ";
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for(unsigned j=0;j<NEIGHBORHOOD_SIZE;j++)
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std::cout<<"\n"<<pop[((pop.size()+i-k+j)%pop.size())];
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std::cout<<"\nThe best is : \n"<<topology.best(i)<<"\n";
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}
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std::cout<<"\n\n";
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return 1;
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}
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int main(int argc, char **argv)
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{
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try
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{
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main_function(argc, argv);
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}
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catch(std::exception& e)
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{
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std::cout << "Exception: " << e.what() << " in t-eoRingTopology" << std::endl;
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}
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}
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