/**
@param sequence sequence to copy genes from
@return a mutated copy of the specified sequence
Creates a copy of a sequence & mutates it.
*/
sequence_type create_child(const sequence_type& sequence)
{
static TGenomeBase base;
sequence_type m = base.copy(sequence);
mutate(m);
return m;
}
void mutate(sequence_type& sequence)
{
static TGenomeBase base;
int32_t offsets[2];
assert(base.len(sequence) > 1);
_rnd->get_unique_int32_seq(0, base.len(sequence) - 1, offsets, 2);
auto seq = base.get(sequence, offsets[0]);
base.set(sequence, offsets[0], base.get(sequence, offsets[1]));
base.set(sequence, offsets[1], seq);
}
sequence_type create_child(const sequence_type& a, const sequence_type& b , const sequence_len_t offset1, const sequence_len_t offset2) const
{
sequence_len_t i;
sequence_type individual;
individual = _base.create(_base.len(a));
for(i = 0; i < offset1; ++i)
{
_base.set(individual, i, _base.get(a, i));
}
for(i = offset1; i < offset2; ++i)
{
_base.set(individual, i, _base.get(b, i));
}
for(i = offset2; i < _base.len(a); ++i)
{
_base.set(individual, i, _base.get(a, i));
}
return individual;
}
sequence_type create_child(const sequence_type& a, const sequence_type& b , const sequence_len_t separator)
{
sequence_len_t i;
sequence_type individual;
individual = _base.create(_base.len(a));
for(i = 0; i < separator; ++i)
{
_base.set(individual, i, _base.get(a, i));
}
for(i = separator; i < _base.len(b); ++i)
{
_base.set(individual, i, _base.get(b, i));
}
return individual;
}
