diff --git a/README.md b/README.md
index ac01ca9..0efa3d8 100644
--- a/README.md
+++ b/README.md
@@ -46,4 +46,4 @@ The Python script is the file **ct_cmd.py** (in the game folder), you have to ed
   - Return your level (integer)
 
 * **Time management  (temporization) :  ct_sleep (delay)**
-  - delay : delay in seconds (float)
+  - delay : duration in seconds (float)
diff --git a/codetower-23.blend b/codetower-23.blend
index ee5a4e3..8cbdec5 100644
Binary files a/codetower-23.blend and b/codetower-23.blend differ
diff --git a/ct.py b/ct.py
index 77452a3..6108f92 100644
--- a/ct.py
+++ b/ct.py
@@ -35,6 +35,11 @@ import ct_map1 as ct_map # waves script
 # 
 ###############################################################################
 
+# Debug flag
+scene = bge.logic.getCurrentScene()
+scene.objects['Commands']['debug_fps']=False
+
+# Memory
 sys.setrecursionlimit(10**5)  # Limite sur la récursivité (valeur par défaut : 1000) -> segfault de Blender
 
 # Dynamic import user file
@@ -43,7 +48,6 @@ sys.setrecursionlimit(10**5)  # Limite sur la récursivité (valeur par défaut
 # ct_cmd = importlib.import_module('ct_cmd') # User script (commands) -> segfault de Blender
 
 # UPBGE scene
-scene = bge.logic.getCurrentScene()
 eevee = bpy.context.scene.eevee
 fps_time=0.0
 
@@ -139,7 +143,7 @@ def points_maj (cont):
 
     global fps_time
 
-    # Synchronisation des threads
+    # Synchronisation des threads : attente dela création d'une tour ou de l'apparition d'un minion
     while scene.objects['Terrain']['thread_cmd_lock'] == True:
         # print ("UPBGE : thread_cmd_lock =True")
         time.sleep(0.01)
@@ -153,23 +157,33 @@ def points_maj (cont):
 
     # Texte de la vague
     if scene.objects['Map_text']['anim']:
-        if scene.objects['Map_text']['timer']>0:
-            scene.objects['Map_text'].worldPosition.x = scene.objects['Map_text']['position_init'][0]+(scene.objects['Map_text']['position_end'][0]-scene.objects['Map_text']['position_init'][0])*(scene.objects['Map_text']['timer']/120)
-            scene.objects['Map_text'].worldPosition.y = scene.objects['Map_text']['position_init'][1]+(scene.objects['Map_text']['position_end'][1]-scene.objects['Map_text']['position_init'][1])*(scene.objects['Map_text']['timer']/120)
-            scene.objects['Map_text'].worldPosition.z = scene.objects['Map_text']['position_init'][2]+(scene.objects['Map_text']['position_end'][2]-scene.objects['Map_text']['position_init'][2])*(scene.objects['Map_text']['timer']/120)
-            scene.objects['Map_text']['timer']-=1
-        if scene.objects['Map_text']['timer']==0:
+        if scene.objects['Map_text']['timer']<120:
+            scene.objects['Map_text'].worldPosition.x += scene.objects['Map_text']['position_delta'][0]
+            scene.objects['Map_text'].worldPosition.y += scene.objects['Map_text']['position_delta'][1]
+            scene.objects['Map_text'].worldPosition.z += scene.objects['Map_text']['position_delta'][2]
+            # scene.objects['Map_text'].worldPosition.x = scene.objects['Map_text']['position_init'][0]+(scene.objects['Map_text']['position_end'][0]-scene.objects['Map_text']['position_init'][0])*(scene.objects['Map_text']['timer']/120)
+            # scene.objects['Map_text'].worldPosition.y = scene.objects['Map_text']['position_init'][1]+(scene.objects['Map_text']['position_end'][1]-scene.objects['Map_text']['position_init'][1])*(scene.objects['Map_text']['timer']/120)
+            # scene.objects['Map_text'].worldPosition.z = scene.objects['Map_text']['position_init'][2]+(scene.objects['Map_text']['position_end'][2]-scene.objects['Map_text']['position_init'][2])*(scene.objects['Map_text']['timer']/120)
+            print (scene.objects['Map_text']['position_init'])
+            print (scene.objects['Map_text']['timer'])
+            scene.objects['Map_text']['timer']+=1
+        if int(scene.objects['Map_text']['timer'])>=120:
             scene.objects['Map_text'].color = color_text
-            scene.objects['Map_text'].worldPosition= scene.objects['Map_text']['position_end']
+            scene.objects['Map_text'].worldPosition= scene.objects['Map_text']['position_init']
             scene.objects['Map_text']['anim']=False
+            print (scene.objects['Map_text']['position_init'])
+            print (scene.objects['Map_text']['timer'])
 
-    # Gestion du FPS
+    # Gestion du FPS - Tous les tics
     if scene.objects['Commands']['debug_fps']:
-        if scene.objects['Points']['tics']%60 ==0: # Toutes les 60 tics
-            milliseconds = int(time.time() * 1000)
-            print (milliseconds-fps_time)
-            print ("Tics/second, coins :", milliseconds-fps_time, str(scene.objects['Points']['coins']))
-            fps_time = milliseconds
+        # if scene.objects['Points']['tics']%60 ==0: # Toutes les 60 tics
+        milliseconds = int(time.time() * 1000) # Tous les tics
+        if milliseconds != fps_time:
+            fps = int(1000/(milliseconds-fps_time))
+        else:
+            fps= "----"
+        print ("Durée entre deux tics (16 ms), fps (60), coins :", milliseconds-fps_time, fps, str(scene.objects['Points']['coins']))
+        fps_time = milliseconds
 
     # Augmentation d'un niveau
     if scene.objects['Points']['coins']>=100:
@@ -851,7 +865,6 @@ def applyRotationTo(obj, rx=None, ry=None, rz=None, Local=True):
 
 # Reset de la manipulation de la vue
 def  manip_reset():
-    # if cont.sensors['Click'].status == JUST_ACTIVATED and cont.sensors['MO'].positive and scene.objects['Terrain']['manip_mode']==0:
     scene.objects['Camera'].worldPosition.x = scene.objects['Camera']['init_lx']
     scene.objects['Camera'].worldPosition.y = scene.objects['Camera']['init_ly']
     scene.objects['Camera'].worldPosition.z = scene.objects['Camera']['init_lz']
diff --git a/ct_config.xml b/ct_config.xml
index cd730e0..d6a9fea 100644
--- a/ct_config.xml
+++ b/ct_config.xml
@@ -1,6 +1,6 @@
 <data>
     <config>
-        <speed>4.0</speed>
-	<sound>True</sound>
+        <speed>2.0</speed>
+	<sound>False</sound>
     </config>
 </data>
\ No newline at end of file
diff --git a/ct_lib.py b/ct_lib.py
index df8eaf3..bd073a6 100644
--- a/ct_lib.py
+++ b/ct_lib.py
@@ -189,11 +189,14 @@ def ct_minion_details(x,y,cat,level,body="Knight_m_A_common"):
     while  scene.objects['Terrain']['run'] == False:
         time.sleep(0.01)
 
-    # Synchronisation des threads
+    # Synchronisation des threads : attente de la création d'une tour
     while scene.objects['Terrain']['thread_cmd_lock'] == True:
         # print ("ct_minion : thread_cmd_lock =True")
         time.sleep(0.01)
 
+    # Blocage des autres threads pendant l'apparition du minion
+    scene.objects['Terrain']['thread_cmd_lock'] = True
+
     # Object 3D
     minion= scene.addObject(body, scene.objects['Terrain'])
     minion.worldScale=[0.25,0.25,0.25]
@@ -231,6 +234,9 @@ def ct_minion_details(x,y,cat,level,body="Knight_m_A_common"):
     # minion.actuators['Steering'].distance=0.5
     minion.actuators['Steering'].velocity=minion['speed_base']*scene.objects['Terrain']['speed']
 
+    # Déblocage des autres threads après l'apparition du minion
+    scene.objects['Terrain']['thread_cmd_lock'] = False
+
 # Destruction d'un minion
 def scn_minion_dead(cont):
     obj = cont.owner
@@ -257,6 +263,9 @@ def scn_minion_affect(cont):
     obj['dist_last_x']=obj.worldPosition.x
     obj['dist_last_y']=obj.worldPosition.y
 
+    # Lod
+    # print(obj.currentLodLevel)
+
     # Etats actif 
     for debuff_i in obj['buff']:
         if debuff_i[1] <= 0:
@@ -346,6 +355,7 @@ def ct_build_details(x,y, cat='Archer tower', tower_name="Tower", color=tower_pu
     tour.sensors['Near'].distance=tour['range']
     tour.sensors['Near'].skippedTicks =round(1/(tour['speed']*scene.objects['Terrain']['speed']))
 
+    # Déblocage des autres threads après la construction 
     scene.objects['Terrain']['thread_cmd_lock'] = False
     return True
 
@@ -484,11 +494,36 @@ def ct_map_text_wave(wave):
     scene.objects['Map_text']['Text']=("Wave " + str(wave))
     scene.objects['Map_text'].setVisible(True,False)
     scene.objects['Map_text'].color = color_text_yellow
-    scene.objects['Map_text']['timer']=120
-    scene.objects['Map_text']['position_init']=[8.37716, -2.39401, 5.56759]
-    scene.objects['Map_text']['position_end']=[11.1751, 5.99318, 0.480557]
-    scene.objects['Map_text'].worldPosition= scene.objects['Map_text']['position_init']
+    scene.objects['Map_text']['timer']=0
+    # scene.objects['Map_text']['position_init']=[8.37716, -2.39401, 5.56759]
+    # scene.objects['Map_text']['position_end']=[11.1751, 5.99318, 0.480557]
+    scene.objects['Map_text']['position_init']=[0,0,0]
+    scene.objects['Map_text']['position_init'][0]=scene.objects['Points'].worldPosition.x+(11.1751-11.5819)
+    scene.objects['Map_text']['position_init'][1]=scene.objects['Points'].worldPosition.y+(5.99318-7.25838)
+    scene.objects['Map_text']['position_init'][2]=scene.objects['Points'].worldPosition.z+(0.480557-1.23784)
+    scene.objects['Map_text']['position_delta']=[-2.79794/120, -8.38719/120, 5.087033/120]
+
+    # 11.5819 m
+    # 7.25838 m
+    # 1.23784 m
+
+    # scene.objects['Map_text']['position_end']=scene.objects['Map_text'].worldPosition
+    # scene.objects['Map_text']['position_init']=scene.objects['Map_text'].worldPosition
+    # scene.objects['Map_text']['position_init'][0]=scene.objects['Map_text']['position_end'][0]-scene.objects['Map_text']['position_delta'][0]
+    # scene.objects['Map_text']['position_init'][1]=scene.objects['Map_text']['position_end'][1]-scene.objects['Map_text']['position_delta'][1]
+    # scene.objects['Map_text']['position_init'][2]=scene.objects['Map_text']['position_end'][2]-scene.objects['Map_text']['position_delta'][2]
+    # scene.objects['Map_text'].worldPosition=scene.objects['Map_text']['position_init']
     scene.objects['Map_text']['anim']=True
+    print (scene.objects['Map_text']['position_init'])
+    print (scene.objects['Map_text']['timer'])
+
+    # scene.objects['Map_text']['position_end']=scene.objects['Map_text'].worldPosition
+    # scene.objects['Map_text']['position_init']=[0,0,0]
+    # scene.objects['Map_text']['position_init'][0]=scene.objects['Map_text']['position_end'][0]-scene.objects['Map_text']['position_delta'][0]
+    # scene.objects['Map_text']['position_init'][1]=scene.objects['Map_text']['position_end'][1]-scene.objects['Map_text']['position_delta'][1]
+    # scene.objects['Map_text']['position_init'][2]=scene.objects['Map_text']['position_end'][2]-scene.objects['Map_text']['position_delta'][2]
+    # scene.objects['Map_text'].worldPosition=scene.objects['Map_text']['position_init']
+    # scene.objects['Map_text']['anim']=True
   
 # Texte de carte
 def ct_map_text(text):