thread
Brett 2024-08-11 13:57:55 -04:00
parent 13c9d3a347
commit e9954f5065
3 changed files with 24 additions and 14 deletions

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@ -1,5 +1,5 @@
cmake_minimum_required(VERSION 3.25) cmake_minimum_required(VERSION 3.25)
project(blt-gp VERSION 0.0.134) project(blt-gp VERSION 0.0.135)
include(CTest) include(CTest)

@ -1 +1 @@
Subproject commit 99e735b7601716caf9e5b6dbac0ae22b2ab99b3d Subproject commit 4327b34c841fd6d8fb6509757d5cab2717d35457

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@ -52,13 +52,23 @@ class move_float
move_float(): f(new float()) move_float(): f(new float())
{ constructions++; } { constructions++; }
move_float(float f): f(new float(f)) // NOLINT explicit move_float(float f): f(new float(f))
{ {
constructions++; constructions++;
// BLT_TRACE("Value Constructed"); // BLT_TRACE("Value Constructed");
} }
operator float() // NOLINT explicit operator float() const
{
return *f;
}
float get() const
{
return *f;
}
float operator*() const
{ {
return *f; return *f;
} }
@ -99,27 +109,27 @@ blt::gp::prog_config_t config = blt::gp::prog_config_t()
blt::gp::type_provider type_system; blt::gp::type_provider type_system;
blt::gp::gp_program program{type_system, SEED, config}; blt::gp::gp_program program{type_system, SEED, config};
blt::gp::operation_t add([](move_float a, move_float b) { return move_float(a + b); }, "add"); blt::gp::operation_t add([](const move_float& a, const move_float& b) { return move_float(*a + *b); }, "add");
blt::gp::operation_t sub([](move_float a, move_float b) { return move_float(a - b); }, "sub"); blt::gp::operation_t sub([](const move_float& a, const move_float& b) { return move_float(*a - *b); }, "sub");
blt::gp::operation_t mul([](move_float a, move_float b) { return move_float(a * b); }, "mul"); blt::gp::operation_t mul([](const move_float& a, const move_float& b) { return move_float(*a * *b); }, "mul");
blt::gp::operation_t pro_div([](move_float a, move_float b) { return move_float(b == 0.0f ? 1.0f : a / b); }, "div"); blt::gp::operation_t pro_div([](const move_float& a, const move_float& b) { return move_float(*b == 0.0f ? 1.0f : *a / *b); }, "div");
blt::gp::operation_t op_sin([](move_float a) { return move_float(std::sin(a)); }, "sin"); blt::gp::operation_t op_sin([](const move_float& a) { return move_float(std::sin(*a)); }, "sin");
blt::gp::operation_t op_cos([](move_float a) { return move_float(std::cos(a)); }, "cos"); blt::gp::operation_t op_cos([](const move_float& a) { return move_float(std::cos(*a)); }, "cos");
blt::gp::operation_t op_exp([](move_float a) { return move_float(std::exp(a)); }, "exp"); blt::gp::operation_t op_exp([](const move_float& a) { return move_float(std::exp(*a)); }, "exp");
blt::gp::operation_t op_log([](move_float a) { return move_float(a == 0.0f ? 0.0f : std::log(a)); }, "log"); blt::gp::operation_t op_log([](const move_float& a) { return move_float(*a == 0.0f ? 0.0f : std::log(*a)); }, "log");
blt::gp::operation_t lit([]() { blt::gp::operation_t lit([]() {
return move_float(program.get_random().get_float(-320.0f, 320.0f)); return move_float(program.get_random().get_float(-320.0f, 320.0f));
}, "lit"); }, "lit");
blt::gp::operation_t op_x([](const context& context) { blt::gp::operation_t op_x([](const context& context) {
return move_float(context.x); return context.x;
}, "x"); }, "x");
constexpr auto fitness_function = [](blt::gp::tree_t& current_tree, blt::gp::fitness_t& fitness, blt::size_t) { constexpr auto fitness_function = [](blt::gp::tree_t& current_tree, blt::gp::fitness_t& fitness, blt::size_t) {
constexpr double value_cutoff = 1.e15; constexpr double value_cutoff = 1.e15;
for (auto& fitness_case : fitness_cases) for (auto& fitness_case : fitness_cases)
{ {
auto diff = std::abs(fitness_case.y - current_tree.get_evaluation_value<move_float>(&fitness_case)); auto diff = std::abs(*fitness_case.y - *current_tree.get_evaluation_value<move_float>(&fitness_case));
if (diff < value_cutoff) if (diff < value_cutoff)
{ {
fitness.raw_fitness += diff; fitness.raw_fitness += diff;