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blt-gp
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parker silly

thread
Brett 2024-06-03 14:18:17 -04:00
parent 7428fa7e59
commit 316c20b04f
2 changed files with 257 additions and 2 deletions
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2
CMakeLists.txt
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@ -1,5 +1,5 @@
cmake_minimum_required(VERSION 3.25)
project(blt-gp VERSION 0.0.6)
project(blt-gp VERSION 0.0.7)
option(ENABLE_ADDRSAN "Enable the address sanitizer" OFF)
option(ENABLE_UBSAN "Enable the ub sanitizer" OFF)

257
examples/main.cpp
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@ -17,11 +17,266 @@
*/
#include <iostream>
#include <blt/gp/program.h>
#include <variant>
#include <stack>
#include <deque>
#include <vector>
#include <random>
// small scale
enum class op
{
ADD,
SUB,
MUL,
DIV,
LIT
};
std::string to_string(op o)
{
switch (o)
{
case op::ADD:
return "ADD";
case op::SUB:
return "SUB";
case op::MUL:
return "MUL";
case op::DIV:
return "DIV";
case op::LIT:
return "LIT";
}
return "";
}
constexpr static long SEED = 41912;
op generate_op()
{
static std::mt19937_64 engine(SEED);
static std::uniform_int_distribution dist(0, static_cast<int>(op::LIT) - 1);
return static_cast<op>(dist(engine));
}
bool choice()
{
static std::mt19937_64 engine(SEED);
static std::uniform_int_distribution dist(0, 1);
return dist(engine);
}
float random_value()
{
static std::mt19937_64 engine(SEED);
static std::uniform_real_distribution dist(0.0f, 10.0f);
return dist(engine);
}
void test()
{
std::vector<op> operations;
std::vector<float> values;
std::stack<op> tree_generator;
tree_generator.push(generate_op());
while (!tree_generator.empty())
{
auto opn = tree_generator.top();
tree_generator.pop();
operations.push_back(opn);
if (opn == op::LIT)
{
values.push_back(random_value());
continue;
}
// child 1
if (choice())
tree_generator.push(generate_op());
else
tree_generator.push(op::LIT);
// child 2
if (choice())
tree_generator.push(generate_op());
else
tree_generator.push(op::LIT);
}
for (const auto& v : operations)
std::cout << to_string(v) << " ";
std::cout << std::endl;
{
std::stack<blt::size_t> process;
for (const auto& v : operations)
{
switch (v)
{
case op::ADD:
case op::SUB:
case op::MUL:
case op::DIV:
process.emplace(2);
std::cout << "(";
break;
case op::LIT:
break;
}
std::cout << to_string(v);
while (!process.empty())
{
auto top = process.top();
process.pop();
if (top == 0)
{
std::cout << ")";
continue;
} else
{
std::cout << " ";
process.push(top - 1);
break;
}
}
}
while (!process.empty())
{
auto top = process.top();
process.pop();
if (top == 0)
{
std::cout << ") ";
continue;
} else
{
std::cerr << "FUCK YOU\n";
break;
}
}
std::cout << std::endl;
}
for (const auto& v : values)
std::cout << v << " ";
std::cout << std::endl;
{
std::stack<blt::size_t> process;
blt::size_t index = 0;
for (const auto& v : operations)
{
switch (v)
{
case op::ADD:
case op::SUB:
case op::MUL:
case op::DIV:
process.emplace(2);
std::cout << "(";
std::cout << to_string(v);
break;
case op::LIT:
std::cout << values[index++];
break;
}
while (!process.empty())
{
auto top = process.top();
process.pop();
if (top == 0)
{
std::cout << ")";
continue;
} else
{
std::cout << " ";
process.push(top - 1);
break;
}
}
}
while (!process.empty())
{
auto top = process.top();
process.pop();
if (top == 0)
{
std::cout << ") ";
continue;
} else
{
std::cerr << "FUCK YOU\n";
break;
}
}
std::cout << std::endl;
}
std::stack<float> process;
std::stack<op> operators;
for (const auto& v : operations)
operators.push(v);
while (!operators.empty())
{
auto oper = operators.top();
operators.pop();
if (oper == op::LIT)
{
process.push(values.back());
values.pop_back();
} else
{
auto v1 = process.top();
process.pop();
auto v2 = process.top();
process.pop();
std::cout << "processing oper " << to_string(oper) << " with values " << v1 << " " << v2 << std::endl;
switch (oper)
{
case op::ADD:
values.push_back(v1 + v2);
operators.push(op::LIT);
break;
case op::SUB:
values.push_back(v1 - v2);
operators.push(op::LIT);
break;
case op::MUL:
values.push_back(v1 * v2);
operators.push(op::LIT);
break;
case op::DIV:
if (v2 == 0)
v2 = 1;
values.push_back(v1 / v2);
operators.push(op::LIT);
break;
case op::LIT:
break;
}
std::cout << "\tresult: " << values.back() << std::endl;
}
}
std::cout << process.size() << std::endl;
std::cout << process.top() << std::endl;
}
int main()
{
test();
blt::gp::operation<float, float, int, bool> silly([](float f, int i, bool b) -> float {
return static_cast<float>(b);
return static_cast<float>(f);
});
float f = 10.5;