karma/stickfosh
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handling better the output of perft

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This commit is contained in:
Karma Riuk 2025-02-03 13:59:33 +01:00
parent 41e4119468
commit 9a66a71c38
1 changed files with 18 additions and 3 deletions
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21
cpp/src/stickfosh.cpp
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@ -3,6 +3,8 @@
#include <chrono> #include <chrono>
#include <map> #include <map>
#include <ostream>
#include <sstream>
#include <string> #include <string>
#include <vector> #include <vector>
@ -33,8 +35,14 @@ static std::map<std::string, std::map<int, int>> pos2expected{
}, },
}; };
static std::stringstream res;
int move_generation_test(Board& b, int depth, int max_depth) { int move_generation_test(Board& b, int depth, int max_depth) {
std::cout << "hello" << std::endl; if (depth == max_depth) {
res.str("");
res.clear();
}
if (b.is_terminal()) if (b.is_terminal())
return 0; return 0;
if (depth == 0) if (depth == 0)
@ -47,7 +55,12 @@ int move_generation_test(Board& b, int depth, int max_depth) {
int num_pos = 0; int num_pos = 0;
for (const Move& move : moves) { for (const Move& move : moves) {
Board tmp_board = b.make_move(move); Board tmp_board = b.make_move(move);
num_pos += move_generation_test(tmp_board, depth - 1, max_depth); int n = move_generation_test(tmp_board, depth - 1, max_depth);
if (depth == max_depth)
res << Coords::from_index(move.source_square)
<< Coords::from_index(move.target_square) << ": " << n
<< std::endl;
num_pos += n;
} }
return num_pos; return num_pos;
} }
@ -57,7 +70,7 @@ void perft(std::string pos) {
Board b = Board::setup_fen_position(pos); Board b = Board::setup_fen_position(pos);
for (const auto& [depth, expected_n_moves] : expected) { for (const auto& [depth, expected_n_moves] : expected) {
std::cout << "Depth: " << depth << " "; std::cout << "Depth: " << depth << " " << std::flush;
auto start = std::chrono::steady_clock::now(); auto start = std::chrono::steady_clock::now();
int moves = move_generation_test(b, depth, depth); int moves = move_generation_test(b, depth, depth);
auto end = std::chrono::steady_clock::now(); auto end = std::chrono::steady_clock::now();
@ -72,5 +85,7 @@ void perft(std::string pos) {
std::cout << cross << " (expected " << expected_n_moves << ") "; std::cout << cross << " (expected " << expected_n_moves << ") ";
std::cout << "positions Time: " << elapsed << " milliseconds" std::cout << "positions Time: " << elapsed << " milliseconds"
<< std::endl; << std::endl;
if (moves != expected_n_moves)
std::cout << res.str();
} }
} }