Add difficulty

main.py

@@ -18,25 +18,35 @@ image_center = ImageTk.PhotoImage(Image.open('res/logo/main.png'))
 # Time
 time = None
 delta = None
-iter = 0
+tick = 0
 score = tk.IntVar(win, 0)
+difficulty = 1.0
+MAX_DIFFICULTY = 3.0
+DIFFICULTY_STEP = (MAX_DIFFICULTY - difficulty) / 5000
 
 def loop(deltaTime):
-    global time, delta, iter, score
+    global time, delta, tick, score, difficulty
 
     # Start
     delta = dt.datetime.now()
     deltatime = (delta - time).microseconds * 1e-6
 
     # Loop
-    if iter > 2:
-        fall.loop(deltatime)
-        osu.loop(deltatime)
-        pong.loop(deltatime)
-        space.loop(deltatime)
+    if tick > 2:
+        fall.loop(deltatime, difficulty)
+        osu.loop(deltatime, difficulty)
+        pong.loop(deltatime, difficulty)
+        space.loop(deltatime, difficulty)
 
-    score.set(int(iter / 5))
-    iter += 1
+    # Step tick
+    tick += 1
+    score.set(int(tick / 5))
+
+    # Step difficulty
+    if difficulty < MAX_DIFFICULTY:
+        difficulty += DIFFICULTY_STEP
+    elif difficulty > MAX_DIFFICULTY:
+        difficulty = MAX_DIFFICULTY
 
     # End
     time = delta
@@ -73,6 +83,7 @@ def main():
     time = dt.datetime.now()
     loop(1000 / 60)
 
+
 print('Bienvenue dans le jeu QuadraLudi')
 main()
 win.mainloop()