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[yul-phaser] Population: Customizable chromosome length in makeRandom()

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This commit is contained in:
Kamil Śliwak
2020-02-18 19:40:37 +01:00
parent e771f00971
commit 806891f494
4 changed files with 96 additions and 10 deletions
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tools/yulPhaser/Population.cpp
+21 -3
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@@ -55,15 +55,33 @@ Population::Population(Program _program, vector<Chromosome> const& _chromosomes)
m_individuals.push_back({chromosome});
}
Population Population::makeRandom(Program _program, size_t _size)
Population Population::makeRandom(
Program _program,
size_t _size,
function<size_t()> _chromosomeLengthGenerator
)
{
vector<Individual> individuals;
for (size_t i = 0; i < _size; ++i)
individuals.push_back({Chromosome::makeRandom(randomChromosomeLength())});
individuals.push_back({Chromosome::makeRandom(_chromosomeLengthGenerator())});
return Population(move(_program), individuals);
}
Population Population::makeRandom(
Program _program,
size_t _size,
size_t _minChromosomeLength,
size_t _maxChromosomeLength
)
{
return makeRandom(
move(_program),
_size,
std::bind(uniformChromosomeLength, _minChromosomeLength, _maxChromosomeLength)
);
}
size_t Population::measureFitness(Chromosome const& _chromosome, Program const& _program)
{
Program programCopy = _program;
@@ -130,6 +148,6 @@ void Population::randomizeWorstChromosomes(
auto individual = _individuals.begin() + (_individuals.size() - _count);
for (; individual != _individuals.end(); ++individual)
{
*individual = {Chromosome::makeRandom(randomChromosomeLength())};
*individual = {Chromosome::makeRandom(binomialChromosomeLength(MaxChromosomeLength))};
}
}