find the reason

五子棋2.py

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+import pygame
+import sys
+import numpy as np
+
+# 初始化pygame
+pygame.init()
+
+# 游戏常量
+BOARD_SIZE = 15  # 15x15的棋盘
+GRID_SIZE = 40   # 每个格子的像素大小
+MARGIN = 50      # 边距
+PIECE_RADIUS = 18  # 棋子半径
+LINE_WIDTH = 2    # 线宽
+
+# 计算窗口大小
+WINDOW_SIZE = 2 * MARGIN + GRID_SIZE * (BOARD_SIZE - 1)
+
+# 颜色定义
+BLACK = (0, 0, 0)
+WHITE = (255, 255, 255)
+BROWN = (210, 180, 140)
+RED = (255, 0, 0)
+
+# 创建窗口
+screen = pygame.display.set_mode((WINDOW_SIZE, WINDOW_SIZE))
+pygame.display.set_caption("五子棋")
+
+class GomokuGame:
+    def __init__(self):
+        self.board = np.zeros((BOARD_SIZE, BOARD_SIZE), dtype=int)
+        self.current_player = 1  # 1为黑棋，2为白棋
+        self.game_over = False
+        self.winner = None
+        
+    def reset_game(self):
+        """重置游戏"""
+        self.board = np.zeros((BOARD_SIZE, BOARD_SIZE), dtype=int)
+        self.current_player = 1
+        self.game_over = False
+        self.winner = None
+    
+    def make_move(self, row, col):
+        """落子"""
+        if self.game_over or self.board[row][col] != 0:
+            return False
+            
+        self.board[row][col] = self.current_player
+        
+        # 检查是否获胜
+        if self.check_win(row, col):
+            self.game_over = True
+            self.winner = self.current_player
+        # 检查是否平局
+        elif np.all(self.board != 0):
+            self.game_over = True
+            self.winner = 0  # 0表示平局
+        else:
+            # 切换玩家
+            self.current_player = 3 - self.current_player  # 1->2, 2->1
+            
+        return True
+    
+    def check_win(self, row, col):
+        """检查是否获胜"""
+        player = self.board[row][col]
+        directions = [
+            [(0, 1), (0, -1)],   # 水平
+            [(1, 0), (-1, 0)],   # 垂直
+            [(1, 1), (-1, -1)],  # 主对角线
+            [(1, -1), (-1, 1)]   # 副对角线
+        ]
+        
+        for direction_pair in directions:
+            count = 1  # 当前位置已经有一个棋子
+            
+            # 检查每个方向的两个相反方向
+            for dx, dy in direction_pair:
+                temp_row, temp_col = row, col
+                
+                # 沿着方向检查连续的棋子
+                for _ in range(4):  # 最多再检查4个位置
+                    temp_row += dx
+                    temp_col += dy
+                    
+                    if (0 <= temp_row < BOARD_SIZE and 
+                        0 <= temp_col < BOARD_SIZE and 
+                        self.board[temp_row][temp_col] == player):
+                        count += 1
+                    else:
+                        break
+                
+            if count >= 5:
+                return True
+                
+        return False
+    
+    def draw_board(self):
+        """绘制棋盘"""
+        # 绘制背景
+        screen.fill(BROWN)
+        
+        # 绘制网格线
+        for i in range(BOARD_SIZE):
+            # 横线
+            pygame.draw.line(screen, BLACK, 
+                           (MARGIN, MARGIN + i * GRID_SIZE),
+                           (WINDOW_SIZE - MARGIN, MARGIN + i * GRID_SIZE),
+                           LINE_WIDTH)
+            # 竖线
+            pygame.draw.line(screen, BLACK,
+                           (MARGIN + i * GRID_SIZE, MARGIN),
+                           (MARGIN + i * GRID_SIZE, WINDOW_SIZE - MARGIN),
+                           LINE_WIDTH)
+        
+        # 绘制天元和星位
+        star_points = [3, 7, 11]  # 15x15棋盘的星位位置
+        for i in star_points:
+            for j in star_points:
+                pygame.draw.circle(screen, BLACK,
+                                 (MARGIN + i * GRID_SIZE, MARGIN + j * GRID_SIZE),
+                                 4)
+    
+    def draw_pieces(self):
+        """绘制棋子"""
+        for i in range(BOARD_SIZE):
+            for j in range(BOARD_SIZE):
+                if self.board[i][j] == 1:  # 黑棋
+                    pygame.draw.circle(screen, BLACK,
+                                     (MARGIN + j * GRID_SIZE, MARGIN + i * GRID_SIZE),
+                                     PIECE_RADIUS)
+                elif self.board[i][j] == 2:  # 白棋
+                    pygame.draw.circle(screen, WHITE,
+                                     (MARGIN + j * GRID_SIZE, MARGIN + i * GRID_SIZE),
+                                     PIECE_RADIUS)
+                    # 白棋加黑色边框
+                    pygame.draw.circle(screen, BLACK,
+                                     (MARGIN + j * GRID_SIZE, MARGIN + i * GRID_SIZE),
+                                     PIECE_RADIUS, 1)
+    
+    def draw_game_info(self):
+        """绘制游戏信息"""
+        font = pygame.font.SysFont('Arial', 20)
+        
+        if self.game_over:
+            if self.winner == 1:
+                text = "黑棋获胜！按R重新开始"
+            elif self.winner == 2:
+                text = "白棋获胜！按R重新开始"
+            else:
+                text = "平局！按R重新开始"
+        else:
+            if self.current_player == 1:
+                text = "当前: 黑棋回合"
+            else:
+                text = "当前: 白棋回合"
+        
+        text_surface = font.render(text, True, BLACK)
+        screen.blit(text_surface, (10, 10))
+    
+    def get_board_position(self, mouse_pos):
+        """将鼠标位置转换为棋盘坐标"""
+        x, y = mouse_pos
+        col = round((x - MARGIN) / GRID_SIZE)
+        row = round((y - MARGIN) / GRID_SIZE)
+        
+        if 0 <= row < BOARD_SIZE and 0 <= col < BOARD_SIZE:
+            return row, col
+        return None, None
+
+def main():
+    game = GomokuGame()
+    clock = pygame.time.Clock()
+    
+    while True:
+        for event in pygame.event.get():
+            if event.type == pygame.QUIT:
+                pygame.quit()
+                sys.exit()
+            
+            elif event.type == pygame.KEYDOWN:
+                if event.key == pygame.K_r:  # 按R重新开始游戏
+                    game.reset_game()
+            
+            elif event.type == pygame.MOUSEBUTTONDOWN:
+                if event.button == 1 and not game.game_over:  # 左键点击且游戏未结束
+                    row, col = game.get_board_position(event.pos)
+                    if row is not None and col is not None:
+                        game.make_move(row, col)
+        
+        # 绘制游戏
+        game.draw_board()
+        game.draw_pieces()
+        game.draw_game_info()
+        
+        pygame.display.flip()
+        clock.tick(60)
+
+if __name__ == "__main__":
+    main()
+print("what happend?")
+