feat: time minimax function

1 files changed, 6 insertions, 2 deletions

diff --git a/src/main.c b/src/main.c
index 5db2141..f517d06 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,6 +1,7 @@
 #include <locale.h>
 #include <stdio.h>
 #include <string.h>
+#include <time.h>
 
 #include "config.h"
 #include "pieces.h"
@@ -285,7 +286,7 @@ int compute_coverage(int* board, int color) {
 
 int compute_score(int* board) {
   int coverage_score = compute_coverage(board, WHITE) - compute_coverage(board, BLACK);
-  return compute_material_advantage(board, WHITE) + coverage_score;
+  return compute_material_advantage(board, WHITE) * 2 + coverage_score;
 }
 
 // Alpha-beta pruning
@@ -370,12 +371,15 @@ int main() {
       input_move(move);
     } else {
       printf("Evaluating move for black...\n");
+      clock_t start, end;
       int metrics = 0;
+      start = clock();
       int value = find_best_move(move, board, color, 0, -INFINITY, +INFINITY, &metrics);
+      end = clock();
       char move_in_notation[] = "xy XY";
       index_to_notation(move[0], move_in_notation);
       index_to_notation(move[1], move_in_notation + 3);
-      printf("%i positions analyzed\n", metrics);
+      printf("[%i positions analyzed in %f seconds]\n", metrics, (double)(end - start) / CLOCKS_PER_SEC);
       printf("Best move for black is %s with score %i in #%i moves\n", move_in_notation, value, MAX_DEPTH);
     }