working on it

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Brett 2024-02-20 15:18:19 -05:00
parent 1c17bb8413
commit 6c14bbc941
4 changed files with 154 additions and 25 deletions

@ -1 +1 @@
Subproject commit 1fdf6f6e894ab223e856d2b750cb6b9daa95ecdd Subproject commit 0b6b6aed9b1fa2428bd665a72149f21f9e0e5d0d

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@ -26,17 +26,17 @@ namespace fb
enum class symbolic_regress_function_t enum class symbolic_regress_function_t
{ {
ADD, SUB, MUL, DIV, EXP, LOG, SIN, COS ADD, SUB, MUL, DIV, EXP, LOG, SIN, COS, SIZE
}; };
class test_add_function_t : public function_base_t<test_add_function_t, symbolic_regress_function_t> class test_add_function_t : public function_base_t<test_add_function_t, symbolic_regress_function_t>
{ {
public: public:
test_add_function_t(): function_base_t<test_add_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::ADD, 2) constexpr test_add_function_t(): function_base_t<test_add_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::ADD, 2)
{} {}
template<typename T> template<typename T>
inline static T call(T a, T b) constexpr inline static T call(T a, T b)
{ {
return a + b; return a + b;
} }
@ -45,11 +45,11 @@ namespace fb
class test_sub_function_t : public function_base_t<test_sub_function_t, symbolic_regress_function_t> class test_sub_function_t : public function_base_t<test_sub_function_t, symbolic_regress_function_t>
{ {
public: public:
test_sub_function_t(): function_base_t<test_sub_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::SUB, 2) constexpr test_sub_function_t(): function_base_t<test_sub_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::SUB, 2)
{} {}
template<typename T> template<typename T>
inline static T call(T a, T b) constexpr inline static T call(T a, T b)
{ {
return a - b; return a - b;
} }
@ -58,11 +58,11 @@ namespace fb
class test_mul_function_t : public function_base_t<test_mul_function_t, symbolic_regress_function_t> class test_mul_function_t : public function_base_t<test_mul_function_t, symbolic_regress_function_t>
{ {
public: public:
test_mul_function_t(): function_base_t<test_mul_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::MUL, 2) constexpr test_mul_function_t(): function_base_t<test_mul_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::MUL, 2)
{} {}
template<typename T> template<typename T>
inline static T call(T a, T b) constexpr inline static T call(T a, T b)
{ {
return a * b; return a * b;
} }
@ -71,11 +71,11 @@ namespace fb
class test_div_function_t : public function_base_t<test_div_function_t, symbolic_regress_function_t> class test_div_function_t : public function_base_t<test_div_function_t, symbolic_regress_function_t>
{ {
public: public:
test_div_function_t(): function_base_t<test_div_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::DIV, 2) constexpr test_div_function_t(): function_base_t<test_div_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::DIV, 2)
{} {}
template<typename T> template<typename T>
inline static T call(T a, T b) constexpr inline static T call(T a, T b)
{ {
if (b == 0) if (b == 0)
return 0; return 0;
@ -86,11 +86,11 @@ namespace fb
class test_exp_function_t : public function_base_t<test_exp_function_t, symbolic_regress_function_t> class test_exp_function_t : public function_base_t<test_exp_function_t, symbolic_regress_function_t>
{ {
public: public:
test_exp_function_t(): function_base_t<test_exp_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::EXP, 1) constexpr test_exp_function_t(): function_base_t<test_exp_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::EXP, 1)
{} {}
template<typename T> template<typename T>
inline static T call(T a) constexpr inline static T call(T a)
{ {
return std::exp(a); return std::exp(a);
} }
@ -99,11 +99,11 @@ namespace fb
class test_log_function_t : public function_base_t<test_log_function_t, symbolic_regress_function_t> class test_log_function_t : public function_base_t<test_log_function_t, symbolic_regress_function_t>
{ {
public: public:
test_log_function_t(): function_base_t<test_log_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::LOG, 1) constexpr test_log_function_t(): function_base_t<test_log_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::LOG, 1)
{} {}
template<typename T> template<typename T>
inline static T call(T a) constexpr inline static T call(T a)
{ {
if (a == 0) if (a == 0)
return 0; return 0;
@ -114,11 +114,11 @@ namespace fb
class test_sin_function_t : public function_base_t<test_sin_function_t, symbolic_regress_function_t> class test_sin_function_t : public function_base_t<test_sin_function_t, symbolic_regress_function_t>
{ {
public: public:
test_sin_function_t(): function_base_t<test_sin_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::SIN, 1) constexpr test_sin_function_t(): function_base_t<test_sin_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::SIN, 1)
{} {}
template<typename T> template<typename T>
inline static T call(T a) constexpr inline static T call(T a)
{ {
return std::sin(a); return std::sin(a);
} }
@ -127,11 +127,11 @@ namespace fb
class test_cos_function_t : public function_base_t<test_cos_function_t, symbolic_regress_function_t> class test_cos_function_t : public function_base_t<test_cos_function_t, symbolic_regress_function_t>
{ {
public: public:
test_cos_function_t(): function_base_t<test_cos_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::COS, 1) constexpr test_cos_function_t(): function_base_t<test_cos_function_t, symbolic_regress_function_t>(symbolic_regress_function_t::COS, 1)
{} {}
template<typename T> template<typename T>
inline static T call(T a) constexpr inline static T call(T a)
{ {
return std::cos(a); return std::cos(a);
} }

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@ -29,8 +29,8 @@ namespace fb
{ {
using arg_count_t = blt::size_t; using arg_count_t = blt::size_t;
template<typename... allowed_arg_types> //template<typename... allowed_arg_types>
using arg_t = std::variant<allowed_arg_types...>; //using arg_t = std::variant<allowed_arg_types...>;
template<typename BASE, typename ENUM_TYPE, std::enable_if_t<std::is_enum_v<ENUM_TYPE>, bool> = true> template<typename BASE, typename ENUM_TYPE, std::enable_if_t<std::is_enum_v<ENUM_TYPE>, bool> = true>
class function_base_t class function_base_t
@ -39,19 +39,19 @@ namespace fb
ENUM_TYPE type_; ENUM_TYPE type_;
arg_count_t args_count_; arg_count_t args_count_;
public: public:
function_base_t(ENUM_TYPE type, arg_count_t args_count): type_(type), args_count_(args_count) constexpr function_base_t(ENUM_TYPE type, arg_count_t args_count): type_(type), args_count_(args_count)
{} {}
template<typename... arg_types> template<typename... arg_types>
auto operator()(arg_types&& ... args) constexpr auto operator()(arg_types&& ... args) const
{ {
return BASE::call(std::forward<arg_types>(args)...); return BASE::call(std::forward<arg_types>(args)...);
} }
ENUM_TYPE type() [[nodiscard]] constexpr ENUM_TYPE type() const noexcept
{ return type_; } { return type_; }
arg_count_t argCount() [[nodiscard]] constexpr arg_count_t argCount() const noexcept
{ return args_count_; } { return args_count_; }
}; };

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@ -18,11 +18,16 @@
#include <lilfbtf/tests.h> #include <lilfbtf/tests.h>
#include <lilfbtf/symbol_regression.h> #include <lilfbtf/symbol_regression.h>
#include <blt/std/logging.h> #include <blt/std/logging.h>
#include <blt/std/vector.h>
#include <iostream> #include <iostream>
#include "blt/std/utility.h" #include "blt/std/utility.h"
#include <blt/std/ranges.h>
#include <variant>
#include <array>
namespace fb namespace fb
{ {
using arg_t = double;
/* /*
* Classes * Classes
@ -36,6 +41,130 @@ namespace fb
test_sin_function_t sin_base; test_sin_function_t sin_base;
test_cos_function_t cos_base; test_cos_function_t cos_base;
#define STATIC_FUNCTION_LIST \
STATIC_FUNCTION_APPLY(test_add_function_t, args[0], args[1]) \
STATIC_FUNCTION_APPLY(test_sub_function_t, args[0], args[1]) \
STATIC_FUNCTION_APPLY(test_mul_function_t, args[0], args[1]) \
STATIC_FUNCTION_APPLY(test_div_function_t, args[0], args[1]) \
STATIC_FUNCTION_APPLY(test_exp_function_t, args[0]) \
STATIC_FUNCTION_APPLY(test_log_function_t, args[0]) \
STATIC_FUNCTION_APPLY(test_sin_function_t, args[0]) \
STATIC_FUNCTION_APPLY(test_cos_function_t, args[0])
#define FUNCTION_LIST \
FUNCTION_APPLY(add_base, add_t, args[0], args[1]) \
FUNCTION_APPLY(sub_base, sub_t, args[0], args[1]) \
FUNCTION_APPLY(mul_base, mul_t, args[0], args[1]) \
FUNCTION_APPLY(div_base, div_t, args[0], args[1]) \
FUNCTION_APPLY(exp_base, exp_t, args[0]) \
FUNCTION_APPLY(log_base, log_t, args[0]) \
FUNCTION_APPLY(sin_base, sin_t, args[0]) \
FUNCTION_APPLY(cos_base, cos_t, args[0])
class function_virtual_t
{
private:
arg_count_t args_count_;
public:
explicit function_virtual_t(arg_count_t args_count): args_count_(args_count)
{}
virtual arg_t operator()(blt::span<arg_t> args) = 0;
[[nodiscard]] arg_count_t argCount() const noexcept
{
return args_count_;
}
virtual ~function_virtual_t() = default;
};
// create virtual function variants
#define FUNCTION_APPLY(type, name, ...) \
class function_virtual_##name : public function_virtual_t{ \
public: \
function_virtual_##name(): function_virtual_t(type.argCount())\
{} \
\
arg_t operator()(blt::span<arg_t> args) final \
{ \
return type(__VA_ARGS__);\
}\
};
FUNCTION_LIST
#undef FUNCTION_APPLY
#define FUNCTION_APPLY(type, name, ...) std::make_unique<function_virtual_##name>(),
std::array<std::unique_ptr<function_virtual_t>, static_cast<int>(symbolic_regress_function_t::SIZE)> virtual_functions = {
FUNCTION_LIST
};
#undef FUNCTION_APPLY
using function_variant = std::variant<test_add_function_t, test_sub_function_t, test_mul_function_t, test_div_function_t, test_exp_function_t, test_log_function_t, test_sin_function_t, test_cos_function_t>;
#define STATIC_FUNCTION_APPLY(type, ...) \
constexpr auto operator()(const type& func){ \
return func(__VA_ARGS__); \
}
struct function_variant_visitor_apply
{
private:
blt::span<arg_t> args;
public:
constexpr explicit function_variant_visitor_apply(blt::span<arg_t> args): args(args)
{}
STATIC_FUNCTION_LIST
};
#undef STATIC_FUNCTION_APPLY
#define STATIC_FUNCTION_APPLY(type, ...) \
constexpr auto operator()(const type& func){ \
return func.argCount(); \
}
struct function_variant_visitor_argc
{
STATIC_FUNCTION_LIST
};
class flat_tree
{
};
struct node_container
{
[[nodiscard]] constexpr arg_count_t argCount() const
{ return 0; }
[[nodiscard]] static inline constexpr arg_count_t determine_max_argc()
{
return 2;
}
};
template<typename NODE_CONTAINER, typename ALLOC>
class node_tree
{
private:
static ALLOC allocator;
struct node
{
std::array<node*, NODE_CONTAINER::determine_max_argc()> children;
NODE_CONTAINER caller;
};
public:
};
/* /*
* Functions * Functions
@ -47,6 +176,6 @@ namespace fb
(void) tree_min_size; (void) tree_min_size;
(void) tree_max_size; (void) tree_max_size;
std::cout << exp_base(population_size) << std::endl; std::cout << log_base(population_size) << std::endl;
} }
} }