cleanup and more functions

thread
Brett 2024-08-06 21:34:03 -04:00
parent d5dea3b31e
commit b10b438889
6 changed files with 33 additions and 26 deletions

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@ -1,5 +1,5 @@
cmake_minimum_required(VERSION 3.25)
project(blt-gp VERSION 0.0.123)
project(blt-gp VERSION 0.0.124)
include(CTest)

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@ -177,6 +177,11 @@ namespace blt::gp
return name;
}
inline constexpr const auto& get_function() const
{
return func;
}
operator_id id = -1;
private:
function_t func;

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@ -32,8 +32,6 @@ namespace blt::gp
using op_iter = std::vector<blt::gp::op_container_t>::iterator;
}
blt::ptrdiff_t find_endpoint(blt::gp::gp_program& program, const std::vector<blt::gp::op_container_t>& container, blt::ptrdiff_t start);
class crossover_t
{
public:
@ -108,7 +106,8 @@ namespace blt::gp
virtual tree_t apply(gp_program& program, const tree_t& p); // NOLINT
void mutate_point(gp_program& program, tree_t& c, blt::size_t node);
// returns the point after the mutation
blt::size_t mutate_point(gp_program& program, tree_t& c, blt::size_t node);
virtual ~mutation_t() = default;

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@ -112,6 +112,8 @@ namespace blt::gp
}
void print(gp_program& program, std::ostream& output, bool print_literals = true, bool pretty_indent = false, bool include_types = false) const;
blt::ptrdiff_t find_endpoint(blt::gp::gp_program& program, blt::ptrdiff_t start);
private:
std::vector<op_container_t> operations;

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@ -71,10 +71,10 @@ namespace blt::gp
return blt::unexpected(point.error());
auto crossover_point_begin_itr = c1_ops.begin() + point->p1_crossover_point;
auto crossover_point_end_itr = c1_ops.begin() + find_endpoint(program, c1_ops, point->p1_crossover_point);
auto crossover_point_end_itr = c1_ops.begin() + c1.find_endpoint(program, point->p1_crossover_point);
auto found_point_begin_itr = c2_ops.begin() + point->p2_crossover_point;
auto found_point_end_itr = c2_ops.begin() + find_endpoint(program, c2_ops, point->p2_crossover_point);
auto found_point_end_itr = c2_ops.begin() + c2.find_endpoint(program, point->p2_crossover_point);
stack_allocator& c1_stack = c1.get_values();
stack_allocator& c2_stack = c2.get_values();
@ -215,13 +215,13 @@ namespace blt::gp
return c;
}
void mutation_t::mutate_point(gp_program& program, tree_t& c, blt::size_t node)
blt::size_t mutation_t::mutate_point(gp_program& program, tree_t& c, blt::size_t node)
{
auto& ops_r = c.get_operations();
auto& vals_r = c.get_values();
auto begin_point = static_cast<blt::ptrdiff_t>(node);
auto end_point = find_endpoint(program, ops_r, begin_point);
auto end_point = c.find_endpoint(program, begin_point);
auto begin_operator_id = ops_r[begin_point].id;
const auto& type_info = program.get_operator_info(begin_operator_id);
@ -293,23 +293,6 @@ namespace blt::gp
throw std::exception();
}
#endif
}
blt::ptrdiff_t find_endpoint(blt::gp::gp_program& program, const std::vector<blt::gp::op_container_t>& container, blt::ptrdiff_t index)
{
blt::i64 children_left = 0;
do
{
const auto& type = program.get_operator_info(container[index].id);
// this is a child to someone
if (children_left != 0)
children_left--;
if (type.argc.argc > 0)
children_left += type.argc.argc;
index++;
} while (children_left > 0);
return index;
return begin_point + new_ops_r.size();
}
}

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@ -201,4 +201,22 @@ namespace blt::gp
return depth;
}
blt::ptrdiff_t tree_t::find_endpoint(gp_program& program, blt::ptrdiff_t index)
{
blt::i64 children_left = 0;
do
{
const auto& type = program.get_operator_info(operations[index].id);
// this is a child to someone
if (children_left != 0)
children_left--;
if (type.argc.argc > 0)
children_left += type.argc.argc;
index++;
} while (children_left > 0);
return index;
}
}