save project

my_Tetris.py

 import pygame
 from pygame import locals
 import random
+
 pygame.init()   # 初始化
 score = 0
 grid_size = 20  # 格子大小
 grid_num_width = 15     # 横向格子数量
 grid_num_height = 25      # 纵向格子数量
 FPS = 30
+count = 0
 
 # 创建窗口
 screen = pygame.display.set_mode((460, 500))
@@ -78,7 +80,14 @@ while True:
                     index = 0
                 current_shape = shape[index]  
                 if check(center) == False:
-                    index = old_index   
+                    index = old_index
+                    current_shape = shape[index]   
+
+    count += 1
+    if count % FPS == 0:
+        center[0] = center[0] + 1
+        if check(center) == False:
+            center[0] = center[0] - 1
 
 
     # 将背景图画上去