diff --git a/.gitignore b/.gitignore
index bfc815ba0ba378f8266958d2f764c0584d3d7893..397bceb62f412d0881ae6ce6615abcece8684cfc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 *.pyc
 .idea
 ./logs
+*.blob
 *~
 .vscode
 __pycache__
@@ -45,6 +46,8 @@ ExportedObj/
 *.pidb.meta
 *.pdb.meta
 
+*.blob
+
 # Unity3D Generated File On Crash Reports
 sysinfo.txt
 
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new file mode 100644
index 0000000000000000000000000000000000000000..eac2d4fa7de7ed950bd40a5cafa84ee692f9d311
--- /dev/null
+++ b/Assets/Materials/RaceSurfaceMaterial.mat
@@ -0,0 +1,84 @@
+%YAML 1.1
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+Material:
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+  m_BuildTextureStacks: []
diff --git a/Assets/Materials/RaceSurfaceMaterial.mat.meta b/Assets/Materials/RaceSurfaceMaterial.mat.meta
new file mode 100644
index 0000000000000000000000000000000000000000..d1a6acb7b143a5411233c55d69b3904e41b1a79c
--- /dev/null
+++ b/Assets/Materials/RaceSurfaceMaterial.mat.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 99ae50724ae3b1c46909bb82d9a82440
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 2100000
+  userData: 
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+  assetBundleVariant: 
diff --git a/Assets/Meyoux/test.json b/Assets/Meyoux/test.json
index 0c4d4a175c2a4a532d2dc558feb16709269d6da1..bed8efb61a2df00ba1af16526da289e3b5a56d5d 100644
--- a/Assets/Meyoux/test.json
+++ b/Assets/Meyoux/test.json
@@ -1 +1,67 @@
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\ No newline at end of file
+{
+  "Generation":0,
+  "NbPositions":2,
+  "MovementSpeed":0.6,
+  "Head":{
+    "Connections":{
+      "PosY":{
+        "Positions":[
+          {
+            "x":0.0,
+            "y":0.0
+          },
+          {
+            "x":45.0,
+            "y":45.0
+          }
+        ],
+        "Part":{
+          "Connections":{
+            "PosX":{
+              "Positions":[
+                {
+                  "x":0.0,
+                  "y":0.0
+                },
+                {
+                  "x":45.0,
+                  "y":45.0
+                }
+              ],
+              "Part":{
+                "Connections":{},
+                "ScaleX":0.1,
+                "ScaleY":3.0,
+                "ScaleZ":0.1
+              }
+            },
+            "NegX": {
+              "Positions":[
+                {
+                  "x":0.0,
+                  "y":0.0
+                },
+                {
+                  "x":45.0,
+                  "y":-45.0
+                }
+              ],
+              "Part":{
+                "Connections":{},
+                "ScaleX":0.1,
+                "ScaleY":3.0,
+                "ScaleZ":0.1
+              }
+            }
+          },
+          "ScaleX":2.0,
+          "ScaleY":2.0,
+          "ScaleZ":2.0
+        }
+      }
+    },
+    "ScaleX":1.0,
+    "ScaleY":1.0,
+    "ScaleZ":1.0
+  }
+}
\ No newline at end of file
diff --git a/Assets/Prefabs/BodyPart.prefab b/Assets/Prefabs/BodyPart.prefab
index 9fc8c39f9dc9f4915236f6f39062411c9d61a127..c333ce2cf7c736d03b3a0701d4c5453d1cfd95e9 100644
--- a/Assets/Prefabs/BodyPart.prefab
+++ b/Assets/Prefabs/BodyPart.prefab
@@ -19,7 +19,7 @@ GameObject:
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   - component: {fileID: 8816051955608547315}
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-  m_Layer: 0
+  m_Layer: 6
   m_Name: BodyPart
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -661,13 +661,3 @@ MonoBehaviour:
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   m_Name: 
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-  connectedBodyNegX: {fileID: 0}
-  connectedBodyPosY: {fileID: 0}
-  connectedBodyPosZ: {fileID: 0}
-  connectedBodyNegZ: {fileID: 0}
-  targetPosX: {x: 0, y: 0}
-  targetNegX: {x: 0, y: 0}
-  targetPosY: {x: 0, y: 0}
-  targetPosZ: {x: 0, y: 0}
-  targetNegZ: {x: 0, y: 0}
diff --git a/Assets/Prefabs/Head.prefab b/Assets/Prefabs/Head.prefab
index 9c0ae29576e35041be00982949d9810a400de6e8..50d48edc941e8ca395fbab30d0230114efefe918 100644
--- a/Assets/Prefabs/Head.prefab
+++ b/Assets/Prefabs/Head.prefab
@@ -20,7 +20,7 @@ GameObject:
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   - component: {fileID: 466911647834662531}
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-  m_Layer: 0
+  m_Layer: 6
   m_Name: Head
   m_TagString: Untagged
   m_Icon: {fileID: 0}
@@ -764,15 +764,3 @@ MonoBehaviour:
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   m_Name: 
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-  connectedBodyPosX: {fileID: 0}
-  connectedBodyNegX: {fileID: 0}
-  connectedBodyPosY: {fileID: 0}
-  connectedBodyPosZ: {fileID: 0}
-  connectedBodyNegZ: {fileID: 0}
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diff --git a/Assets/Prefabs/Meyou.prefab b/Assets/Prefabs/Meyou.prefab
index a2a1b7a01e0884d115ed5d0aa1a9ee8a01e8ee32..dcfbcb4096571021cc6c729953cdcbf23f44bb1c 100644
--- a/Assets/Prefabs/Meyou.prefab
+++ b/Assets/Prefabs/Meyou.prefab
@@ -45,8 +45,7 @@ MonoBehaviour:
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-  debugGene: 
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+  headPrefab: {fileID: 2730908014173304539, guid: 803d25085ef48494083a8ceafeda3aa2, type: 3}
   bodyPartPrefab: {fileID: 8127365661032092307, guid: e104a0ded10ea854b832e76c38878a6e, type: 3}
 --- !u!1 &5674907606952855594
 GameObject:
diff --git a/Assets/Prefabs/Trials.meta b/Assets/Prefabs/Trials.meta
new file mode 100644
index 0000000000000000000000000000000000000000..841117fd35ebf0164135c391a86d6cd9b202698e
--- /dev/null
+++ b/Assets/Prefabs/Trials.meta
@@ -0,0 +1,8 @@
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+guid: d21d045b73b6d494b914773eb3bd58ce
+folderAsset: yes
+DefaultImporter:
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+  userData: 
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diff --git a/Assets/Prefabs/Trials/MeyouSpawner.prefab b/Assets/Prefabs/Trials/MeyouSpawner.prefab
new file mode 100644
index 0000000000000000000000000000000000000000..53ab7666f8fcfe3a0e1d0ab43e4432e12ceab208
--- /dev/null
+++ b/Assets/Prefabs/Trials/MeyouSpawner.prefab
@@ -0,0 +1,46 @@
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+  m_TagString: Untagged
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diff --git a/Assets/Prefabs/Trials/MeyouSpawner.prefab.meta b/Assets/Prefabs/Trials/MeyouSpawner.prefab.meta
new file mode 100644
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+++ b/Assets/Prefabs/Trials/MeyouSpawner.prefab.meta
@@ -0,0 +1,7 @@
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new file mode 100644
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--- /dev/null
+++ b/Assets/Prefabs/Trials/RangeTrial.meta
@@ -0,0 +1,8 @@
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diff --git a/Assets/Prefabs/Trials/RangeTrial/RangeTrialEvaluator.prefab b/Assets/Prefabs/Trials/RangeTrial/RangeTrialEvaluator.prefab
new file mode 100644
index 0000000000000000000000000000000000000000..495aba7a10c312f6b3866e1be72c9b795e263eaf
--- /dev/null
+++ b/Assets/Prefabs/Trials/RangeTrial/RangeTrialEvaluator.prefab
@@ -0,0 +1,46 @@
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new file mode 100644
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@@ -0,0 +1,7 @@
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new file mode 100644
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+++ b/Assets/Prefabs/Trials/TrialManager.prefab
@@ -0,0 +1,46 @@
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new file mode 100644
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diff --git a/Assets/Scenes/CreatureTest.unity b/Assets/Scenes/CreatureSpawn.unity
similarity index 85%
rename from Assets/Scenes/CreatureTest.unity
rename to Assets/Scenes/CreatureSpawn.unity
index 05a5edb8ab87d72800fb82496d86cd34d0547990..0dc9bac2cfced3b53f3c16be2b88f90cc53c2c45 100644
--- a/Assets/Scenes/CreatureTest.unity
+++ b/Assets/Scenes/CreatureSpawn.unity
@@ -38,7 +38,7 @@ RenderSettings:
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   m_Sun: {fileID: 0}
-  m_IndirectSpecularColor: {r: 0.44658792, g: 0.49642283, b: 0.5748252, a: 1}
+  m_IndirectSpecularColor: {r: 0.44657898, g: 0.4964133, b: 0.5748178, a: 1}
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 --- !u!157 &3
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@@ -185,7 +185,7 @@ Camera:
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-  m_LocalPosition: {x: -6.7, y: 10.7, z: -11.6}
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@@ -357,6 +357,17 @@ Transform:
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diff --git a/Assets/Scenes/SampleScene.unity.meta b/Assets/Scenes/SampleScene.unity.meta
new file mode 100644
index 0000000000000000000000000000000000000000..952bd1e9e110583d94b471a30ff4ddd69f4aee7d
--- /dev/null
+++ b/Assets/Scenes/SampleScene.unity.meta
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 9fc0d4010bbf28b4594072e72b8655ab
+DefaultImporter:
+  externalObjects: {}
+  userData: 
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+  assetBundleVariant: 
diff --git a/Assets/Scripts/CreatureSpawn.cs b/Assets/Scripts/CreatureSpawn.cs
new file mode 100644
index 0000000000000000000000000000000000000000..1ab8d4afb0456846afca0d85d028049b0743c013
--- /dev/null
+++ b/Assets/Scripts/CreatureSpawn.cs
@@ -0,0 +1,34 @@
+using System;
+using Newtonsoft.Json;
+using UnityEngine;
+
+public class CreatureSpawn : MonoBehaviour
+{
+    public const int AnimationStartDelay = 3000;
+
+    public Meyou.Meyou meyou;
+    public string gene;
+
+    private bool _toBeStarted;
+    private DateTime _startTime;
+    
+    // Start is called before the first frame update
+    void Start()
+    {
+        var g = JsonConvert.DeserializeObject<Meyou.Gene>(gene);
+        meyou.BuildFrom(g);
+
+        _toBeStarted = true;
+        _startTime = DateTime.Now;
+    }
+
+
+    private void Update()
+    {
+        if (_toBeStarted && DateTime.Now - _startTime > TimeSpan.FromMilliseconds(AnimationStartDelay))
+        {
+            meyou.StartAnimation();
+            _toBeStarted = false;
+        }
+    }
+}
diff --git a/Assets/Scripts/CreatureSpawn.cs.meta b/Assets/Scripts/CreatureSpawn.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..5835cd56e3aedfb91aac200bd0a3bee96e17b585
--- /dev/null
+++ b/Assets/Scripts/CreatureSpawn.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 8a40fa1cd98d16541b50e1f3a54711e2
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diff --git a/Assets/Scripts/Debug.meta b/Assets/Scripts/Debug.meta
new file mode 100644
index 0000000000000000000000000000000000000000..fa0610c1dc9363976560b17b26429dfc433d3b70
--- /dev/null
+++ b/Assets/Scripts/Debug.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: ce604d043824a4a758671aed932f30f5
+folderAsset: yes
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+  userData: 
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diff --git a/Assets/Scripts/Debug/debugMutation.cs b/Assets/Scripts/Debug/debugMutation.cs
new file mode 100644
index 0000000000000000000000000000000000000000..96ef10f1aaad3dbd851268e612ed7e0ecb2463d4
--- /dev/null
+++ b/Assets/Scripts/Debug/debugMutation.cs
@@ -0,0 +1,54 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class debugMutation : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        // create a default Gene
+        Meyou.Gene debugGene = Meyou.Gene.DebugGetSample();
+
+        // display in the console the default Gene
+        Debug.Log("First gene");
+        Debug.Log("Speed: " + debugGene.MovementSpeed);
+        displayPartGeneVariables(debugGene.Head);
+
+        // create a Mutation class with big varioables to easily see the mutation
+        Mutation.MovementMutator debugMutation = new Mutation.MovementMutator(1f, 20f, 5f);
+
+        // create a seconde Gene that is the mutation of the default one
+        Meyou.Gene debugMutatedGene = debugMutation.MutateGene(debugGene);
+
+        // display the mutated Gene
+        Debug.Log("Second gene");
+        Debug.Log("Speed: " + debugMutatedGene.MovementSpeed);
+        displayPartGeneVariables(debugMutatedGene.Head);
+    }
+
+    private void displayPartGeneVariables(Meyou.PartGene p_partGene)
+    {
+        // Loop in each connection of the PartGene
+        foreach (System.Collections.Generic.KeyValuePair<Meyou.PartPos, Meyou.PartConnection> connectionDic in p_partGene.connections)
+        {
+            // select only the value witch is the "PartConnection"
+            Meyou.PartConnection connection = connectionDic.Value;
+
+            // Loop in each position of the PartConnection
+            foreach (Meyou.SerializableVector2 Position in connection.Positions)
+            {
+                // display the position
+                Debug.Log("Position: " + Position.x + ", " + Position.y);
+            }
+            // Recursive call to display the next PartGene
+            displayPartGeneVariables(connection.Part);
+        }
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+
+    }
+}
diff --git a/Assets/Scripts/Debug/debugMutation.cs.meta b/Assets/Scripts/Debug/debugMutation.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..e62ff8162c9b82ff3c8970a55c395028c4453333
--- /dev/null
+++ b/Assets/Scripts/Debug/debugMutation.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 90faf7fe8929f50b68871e738f5629d7
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
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diff --git a/Assets/Scripts/Meyou/BodyPart.cs b/Assets/Scripts/Meyou/BodyPart.cs
index 9bb6bc552d9d6753bede51c8fb608ccae362b6e1..c5b3bf031b66b1db51f3cb69ae7b3b1cb7a06b43 100644
--- a/Assets/Scripts/Meyou/BodyPart.cs
+++ b/Assets/Scripts/Meyou/BodyPart.cs
@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using Unity.VisualScripting;
 using UnityEngine;
 
 namespace Meyou
@@ -85,7 +84,7 @@ namespace Meyou
 
             return avg;
         }
-        
+
 
         /// Configure la BodyPart.
         /// Doit être appelée après toutes les connexions effectuées
@@ -190,7 +189,7 @@ namespace Meyou
                 child.Value.SetPosition(p);
         }
 
-        
+
 
 
 
diff --git a/Assets/Scripts/Meyou/Extensions.cs b/Assets/Scripts/Meyou/Extensions.cs
index 0191efd753d0c8d037fcdd60631e97568906551d..bc2836229448bdb5f36dd6680b10d9e664110153 100644
--- a/Assets/Scripts/Meyou/Extensions.cs
+++ b/Assets/Scripts/Meyou/Extensions.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Linq;
 using UnityEngine;
 
@@ -16,7 +15,7 @@ namespace Meyou
         {
             return coll.Select(vec => (Vector2)vec).ToList();
         }
-        
+
         public static List<SerializableVector2> AsSerializableVector2(this IEnumerable<Vector2> coll)
         {
             return coll.Select(vec => (SerializableVector2)vec).ToList();
diff --git a/Assets/Scripts/Meyou/Gene.cs b/Assets/Scripts/Meyou/Gene.cs
index d571e8dc2ceadd30935bb08e3a63c7122c51ca08..a76a53ffbabb15fc528ab5d787c61e385168e991 100644
--- a/Assets/Scripts/Meyou/Gene.cs
+++ b/Assets/Scripts/Meyou/Gene.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 using Newtonsoft.Json;
 using UnityEngine;
 
@@ -19,7 +20,7 @@ namespace Meyou
 
     /// Représente les données génétiques d'un Meyou
     /// sous forme d'arbre.
-    public class Gene
+    public class Gene : ICloneable
     {
         /// Génération de laquelle est issu ce MeyouGene
         public int Generation { get; set; } = 0;
@@ -58,17 +59,28 @@ namespace Meyou
         {
             NbPositions = nbPositions;
             MovementSpeed = movementSpeed;
+            Generation = 0;
+        }
+
+
+        [JsonConstructor]
+        public Gene(int generation, int nbPositions, float movementSpeed, PartGene head)
+        {
+            Generation = generation;
+            NbPositions = nbPositions;
+            MovementSpeed = movementSpeed;
+            Head = head;
         }
 
 
 
-        
+
         /// <summary>
         /// Renvoie un Gene de Meyou à des fins de debug.
         /// </summary>
         public static Gene DebugGetSample()
         {
-            var gene = new Gene(2, 0.6f);
+            var gene = new Gene(3, 0.6f);
             var geneHead = new PartGene(1, 1, 1);
             var geneTorso = new PartGene(2, 2, 2);
             var geneArmLeft = new PartGene(0.1f, 3f, 0.1f);
@@ -77,15 +89,10 @@ namespace Meyou
             var positions = new List<SerializableVector2>
             {
                 new Vector2(0, 0),
-                new Vector2(45, 45)
-            };
-
-            var positionsBis = new List<SerializableVector2>
-            {
                 new Vector2(0, 0),
-                new Vector2(45, -45)
+                new Vector2(0, 0)
             };
-
+            
             geneTorso.AddConnection(
                 PartPos.PosX,
                 new PartConnection(positions, geneArmLeft)
@@ -93,9 +100,9 @@ namespace Meyou
 
             geneTorso.AddConnection(
                 PartPos.NegX,
-                new PartConnection(positionsBis, geneArmRight)
+                new PartConnection(positions, geneArmRight)
             );
-            
+
             geneHead.AddConnection(
                 PartPos.PosY,
                 new PartConnection(positions, geneTorso)
@@ -105,9 +112,9 @@ namespace Meyou
 
             return gene;
         }
-        
-        
-        
+
+
+
         /// <summary>
         /// Ecrit dans le fichier Assets/Meyoux/test.json le Json
         /// du Gene de test issu de DebugGetSample()
@@ -126,21 +133,31 @@ namespace Meyou
             writer.Write(json);
             writer.Close();
         }
+
+
+        public object Clone()
+        {
+            return new Gene(_nbPositions, _movementSpeed)
+            {
+                Generation = Generation,
+                Head = (PartGene)Head.Clone(),
+            };
+        }
     }
 
-    
+
 
 
 
     /// Représente de manière récursive les parties du corps d'un Meyou.
-    public class PartGene
+    public class PartGene : ICloneable
     {
         public float ScaleX { get; set; }
         public float ScaleY { get; set; }
         public float ScaleZ { get; set; }
 
         // Doit être public pour être sérialisé par Json.NET
-        public Dictionary<PartPos, PartConnection> Connections;
+        public Dictionary<PartPos, PartConnection> connections;
 
 
         public Vector3 GetScale()
@@ -155,28 +172,63 @@ namespace Meyou
             ScaleY = scaleY;
             ScaleZ = scaleZ;
 
-            Connections = new Dictionary<PartPos, PartConnection>();
+            connections = new Dictionary<PartPos, PartConnection>();
+        }
+
+
+        [JsonConstructor]
+        public PartGene(float scaleX, float scaleY, float scaleZ, Dictionary<PartPos, PartConnection> connections)
+        {
+            //Debug.Log($"called PartGene with: {scaleX} {scaleY} {scaleZ} {connections}");
+
+            ScaleX = scaleX;
+            ScaleY = scaleY;
+            ScaleZ = scaleZ;
+
+            this.connections = connections;
         }
 
 
         public void AddConnection(PartPos connector, PartConnection connection)
         {
-            Connections.Add(connector, connection);
+            connections.Add(connector, connection);
+        }
+
+        public object Clone()
+        {
+            var partGene = new PartGene(ScaleX, ScaleY, ScaleZ);
+            foreach (var couple in connections)
+            {
+                partGene.AddConnection(couple.Key, (PartConnection)couple.Value.Clone());
+            }
+
+            return partGene;
         }
     }
-    
-    
-    
-    
-    public class PartConnection
+
+
+
+
+    public class PartConnection : ICloneable
     {
-        public readonly List<SerializableVector2> Positions;
-        public readonly PartGene Part;
+        public List<SerializableVector2> Positions;
+        public PartGene Part;
 
-        public PartConnection(List<SerializableVector2> positions, PartGene connectedPart)
+        [JsonConstructor]
+        public PartConnection(List<SerializableVector2> positions, PartGene part)
         {
+            //Debug.Log($"Called PartConnection with: {positions.GetType()}  {part.GetType()}");
+
             Positions = positions;
-            Part = connectedPart;
+            Part = part;
+        }
+
+        /// effectue une copie profonde de PartConnection
+        /// Renvoie un PartConnection
+        public object Clone()
+        {
+            var newList = Positions.Select(e => (SerializableVector2)e.Clone()).ToList();
+            return new PartConnection(newList, (PartGene)Part.Clone());
         }
     }
 }
\ No newline at end of file
diff --git a/Assets/Scripts/Meyou/Meyou.cs b/Assets/Scripts/Meyou/Meyou.cs
index 1afe8e360e121f973d27d39c2f7b77e22691e188..c42b973cf42b2f1e50ad817ed05fa74eaca1c6fd 100644
--- a/Assets/Scripts/Meyou/Meyou.cs
+++ b/Assets/Scripts/Meyou/Meyou.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using UnityEngine;
 
 namespace Meyou
@@ -11,6 +10,7 @@ namespace Meyou
 
         // Si BuildFrom() a déjà été appelé sur ce Meyou ou non
         private bool _hasBeenBuilt;
+        public bool HasBeenBuilt => _hasBeenBuilt;
 
 
         private Head _head;
@@ -20,7 +20,7 @@ namespace Meyou
         private float _positionDuration;
 
         // Données concernant l'animation des Meyoux
-        private bool _isRunning;
+        private bool _isRunning = false;
         private DateTime _startTime;
         private int _animationStep;
 
@@ -29,34 +29,42 @@ namespace Meyou
         // à cibler.
         private GameObject _centerObject;
 
+        // Le Meyou stocke son code génétique pour le faire évoluer + tard
+        private Gene _gene;
+        public Gene Gene
+        {
+            get
+            {
+                if (_gene is null) throw new ApplicationException("Le Meyou n'a pas encore été construit.");
+                return _gene;
+            }
+        }
+
 
         // Start is called before the first frame update
         private void Start()
         {
-            _hasBeenBuilt = false;
-            _isRunning = false;
             _centerObject = transform.GetChild(0).gameObject;
         }
 
 
 
-        public void BuildFrom(Gene gene)
+        public void BuildFrom(Gene gene, bool start = false)
         {
             if (_hasBeenBuilt) throw new ApplicationException("Tentative de construire un Meyou déjà construit");
-            
-            
+
             _nbPositions = gene.NbPositions;
             _movementSpeed = gene.MovementSpeed;
             _positionDuration = _movementSpeed / _nbPositions;
-            
-            
+
+
             // Construit la tête
             var headGenes = gene.Head;
             _head = SpawnHead(headGenes.GetScale(), gene.NbPositions);
-            
-            
+
+
             // Contruit chaque BodyPart connectée à la tête
-            foreach (var connection in headGenes.Connections)
+            foreach (var connection in headGenes.connections)
             {
                 var newPartGene = connection.Value.Part;
                 var newPart = SpawnPartNextTo(_head, connection.Key, newPartGene.GetScale(), gene.NbPositions);
@@ -71,7 +79,10 @@ namespace Meyou
 
             _head.PopulateConfigJoints();
             _head.Configure();
+            _gene = gene;
             _hasBeenBuilt = true;
+
+            if (start) StartAnimation();
         }
 
 
@@ -99,7 +110,7 @@ namespace Meyou
             }
 
             _isRunning = true;
-            _startTime = new DateTime();
+            _startTime = DateTime.Now;
 
             _animationStep = 0;
             SetChildrenPosition(0);
@@ -153,7 +164,7 @@ namespace Meyou
         /// </summary>
         private void BuildChildren(BodyPart part, PartGene genes, int nbPositions)
         {
-            foreach (var connection in genes.Connections)
+            foreach (var connection in genes.connections)
             {
                 var newPartGene = connection.Value.Part;
                 var newPart = SpawnPartNextTo(part, connection.Key, newPartGene.GetScale(), nbPositions);
@@ -181,7 +192,7 @@ namespace Meyou
             headTransform.localPosition = Vector3.zero;
 
             head.NbPositions = nbPositions;
-            
+
             return head;
         }
 
@@ -249,7 +260,10 @@ namespace Meyou
 
             // Change la position cible lorsque le temps est écoulé
             var now = DateTime.Now;
-            if ((now - _startTime).Seconds > _positionDuration)
+
+            // on divise par l'échelle de temps
+            // pour la prendre en compte
+            if ((now - _startTime).Milliseconds > (_positionDuration / Time.timeScale) * 1000)
             {
                 _animationStep = (_animationStep + 1) % _nbPositions;
                 SetChildrenPosition(_animationStep);
diff --git a/Assets/Scripts/Meyou/SerializableVector2.cs b/Assets/Scripts/Meyou/SerializableVector2.cs
index 0ef50855efb2cfb2a5967bdea15dbfac10745540..61cd5391349d1c961dfbf2ae8fd4893eac35baee 100644
--- a/Assets/Scripts/Meyou/SerializableVector2.cs
+++ b/Assets/Scripts/Meyou/SerializableVector2.cs
@@ -1,5 +1,5 @@
 using System;
-using System.Collections.ObjectModel;
+using Newtonsoft.Json;
 using UnityEngine;
 
 namespace Meyou
@@ -7,7 +7,7 @@ namespace Meyou
     /// La classe Vector2 n'étant visiblement pas sérialisable par Json.NET,
     /// on utilise cette classe dans MeyouGene plutôt que Vector2.
     [Serializable]
-    public class SerializableVector2
+    public class SerializableVector2 : ICloneable
     {
         public float x;
         public float y;
@@ -18,6 +18,13 @@ namespace Meyou
             y = v.y;
         }
 
+        [JsonConstructor] // Constructeur utilisé par Json.NET
+        public SerializableVector2(float x, float y)
+        {
+            this.x = x;
+            this.y = y;
+        }
+
         public Vector2 GetVector2()
         {
             return new Vector2(x, y);
@@ -33,6 +40,11 @@ namespace Meyou
         {
             return new SerializableVector2(v);
         }
+
+        public object Clone()
+        {
+            return new SerializableVector2(x, y);
+        }
     }
 }
 
diff --git a/Assets/Scripts/Mutation.meta b/Assets/Scripts/Mutation.meta
new file mode 100644
index 0000000000000000000000000000000000000000..c82464e24c54d5c3c9c000464563b633509a68c6
--- /dev/null
+++ b/Assets/Scripts/Mutation.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 06af8c1a93d14eedb5635a1dc74cfb16
+timeCreated: 1696868696
\ No newline at end of file
diff --git a/Assets/Scripts/Mutation/IGeneMutator.cs b/Assets/Scripts/Mutation/IGeneMutator.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7e115c2d2cfeae5804b180a0fe24b25ed940b3b0
--- /dev/null
+++ b/Assets/Scripts/Mutation/IGeneMutator.cs
@@ -0,0 +1,7 @@
+namespace Mutation
+{
+    public interface IGeneMutator
+    {
+        public Meyou.Gene MutateGene(Meyou.Gene p_gene);
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Mutation/IGeneMutator.cs.meta b/Assets/Scripts/Mutation/IGeneMutator.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..1a056f731299a7efb346c248563d4d54ca7ef59d
--- /dev/null
+++ b/Assets/Scripts/Mutation/IGeneMutator.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: a0d473ad620e4a78aa52edf65be7c21d
+timeCreated: 1696868710
\ No newline at end of file
diff --git a/Assets/Scripts/Mutation/MovementMutator.cs b/Assets/Scripts/Mutation/MovementMutator.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0e3a74b1fa4628afb5737bc1f28c3ac6f3ddc77b
--- /dev/null
+++ b/Assets/Scripts/Mutation/MovementMutator.cs
@@ -0,0 +1,135 @@
+using System;
+using System.Collections.Generic;
+using System.Numerics;
+
+/// <summary>
+/// Namespace that contains all the mutation classes
+/// </summary>
+namespace Mutation
+{
+    /// <summary>
+    /// Mutation class that mutate the movement of a Meyou
+    /// </summary>
+    public class MovementMutator : IGeneMutator
+    {
+        /// <summary>
+        /// 0.0 - 1.0 (0.0 = no mutation, 1.0 = all genes are mutated)
+        /// </summary>
+        private float _mutationRate;
+
+        /// <summary>
+        /// > 0.0 (amplitude of the Position mutation)
+        /// </summary>
+        private float _mutationPositionAmplitude;
+
+        /// <summary>
+        /// > 0.0 (amplitude of the Speed mutation)
+        /// </summary>
+        private float _mutationSpeedAmplitude;
+
+        /// <summary>
+        /// Random number generator
+        /// </summary>
+        private Random _random;
+
+        /// <summary>
+        /// Constructor of the class
+        /// </summary>
+        /// <param name="p_mutationRate"> 0.0 - 1.0 (0.0 = no mutation, 1.0 = all genes are mutated) </param>
+        /// <param name="p_mutationAmplitude"> > 0.0 (amplitude of the Position mutation) </param>
+        /// <param name="p_mutationSpeedAmplitude"> > 0.0 (amplitude of the Speed mutation) </param>
+        public MovementMutator(float p_mutationRate, float p_mutationAmplitude, float p_mutationSpeedAmplitude)
+        {
+            // Check if the parameters are correct
+            if (p_mutationRate < 0.0f || p_mutationRate > 1.0f)
+                throw new ArgumentOutOfRangeException("p_mutationRate", "p_mutationRate must be between 0.0 and 1.0");
+
+            if (p_mutationAmplitude <= 0.0f)
+                throw new ArgumentOutOfRangeException("p_mutationAmplitude", "p_mutationAmplitude must be greater than 0.0");
+
+            if (p_mutationSpeedAmplitude <= 0.0f)
+                throw new ArgumentOutOfRangeException("p_mutationSpeedAmplitude", "p_mutationSpeedAmplitude must be greater than 0.0");
+
+            // Set the parameters
+            _mutationRate = p_mutationRate;
+            _mutationPositionAmplitude = p_mutationAmplitude;
+            _mutationSpeedAmplitude = p_mutationSpeedAmplitude;
+            _random = new Random();
+        }
+
+        /// <summary>
+        /// Mutate a Meyou.Gene and return a new mutated one
+        /// </summary>
+        /// <param name="p_gene"> The initial Meyou.Gene </param>
+        /// <returns> The mutated Meyou.Gene </returns>
+        public Meyou.Gene MutateGene(Meyou.Gene p_gene)
+        {
+            // Clone the gene to avoid modifying the original one
+            Meyou.Gene newGene = p_gene.Clone() as Meyou.Gene;
+
+            newGene.Generation = p_gene.Generation + 1;
+
+            // Mutate all the PartGene of the Meyou.Gene
+            newGene.Head = MutatePartGene(newGene.Head).Clone() as Meyou.PartGene;
+
+            // Mutate the speed of the Meyou.Gene
+            newGene.MovementSpeed = MutateSpeed(newGene.MovementSpeed);
+
+            // Return the mutated Meyou.Gene
+            return newGene;
+        }
+
+        private float MutateSpeed(float p_speed)
+        {
+            // Check if the speed is mutated
+            if (_random.NextDouble() < _mutationRate)
+            {
+                // Mutate the speed with a random value between -_mutationSpeedAmplitude and _mutationSpeedAmplitude
+                p_speed += (float)((_random.NextDouble() * 2f - 1f) * _mutationSpeedAmplitude);
+            }
+            // Return the mutated speed
+            return p_speed;
+        }
+
+        /// <summary>
+        /// Mutate a Meyou.PartGene and return a new mutated one
+        /// </summary>
+        /// <param name="p_partGene"> The initial Meyou.PartGene </param>
+        /// <returns> The mutated Meyou.PartGene </returns>
+        private Meyou.PartGene MutatePartGene(Meyou.PartGene p_partGene)
+        {
+            // Clone the PartGene to avoid modifying the original one
+            Meyou.PartGene newPartGene = p_partGene.Clone() as Meyou.PartGene;
+
+            // Loop in each connection of the PartGene
+            foreach (System.Collections.Generic.KeyValuePair<Meyou.PartPos, Meyou.PartConnection> connectionDic in newPartGene.connections)
+            {
+                // select only the value witch is the "PartConnection"
+                Meyou.PartConnection connection = connectionDic.Value;
+
+                // Loop in each position of the PartConnection
+                foreach (Meyou.SerializableVector2 Position in connection.Positions)
+                {
+
+                    // Check if the position x is mutated
+                    if (_random.NextDouble() < _mutationRate)
+                    {
+                        // Mutate the position x with a random value between -_mutationAmplitude and _mutationAmplitude
+                        Position.x += (float)((_random.NextDouble() * 2f - 1f) * _mutationPositionAmplitude);
+                    }
+
+                    // Check if the position y is mutated
+                    if (_random.NextDouble() < _mutationRate)
+                    {
+                        // Mutate the position y with a random value between -_mutationAmplitude and _mutationAmplitude
+                        Position.y += (float)((_random.NextDouble() * 2f - 1f) * _mutationPositionAmplitude);
+                    }
+                }
+                // Recursive call to mutate the next PartGene
+                connection.Part = MutatePartGene(connection.Part).Clone() as Meyou.PartGene;
+            }
+            // Return the mutated PartGene
+            return newPartGene;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Mutation/MovementMutator.cs.meta b/Assets/Scripts/Mutation/MovementMutator.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..7114fb9a30b327e0cf4777c8787aae6754f998f8
--- /dev/null
+++ b/Assets/Scripts/Mutation/MovementMutator.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 57089f3018cf7f09e9a90b889cb7d77b
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials.meta b/Assets/Scripts/Trials.meta
new file mode 100644
index 0000000000000000000000000000000000000000..858d48066354e606cbaa2afccb9471ab8bf0718f
--- /dev/null
+++ b/Assets/Scripts/Trials.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 99522cfa08ac49d1b08f49b39abe1c10
+timeCreated: 1696598367
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Evaluator.meta b/Assets/Scripts/Trials/Evaluator.meta
new file mode 100644
index 0000000000000000000000000000000000000000..1d653988c4804616dc29b9d7a594a80b2917727a
--- /dev/null
+++ b/Assets/Scripts/Trials/Evaluator.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 53affc6d33b64cd09614eed440158885
+timeCreated: 1697097622
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Evaluator/MeyouEvaluator.cs b/Assets/Scripts/Trials/Evaluator/MeyouEvaluator.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f18be4c0610065d21c7a1e916153356f5de72124
--- /dev/null
+++ b/Assets/Scripts/Trials/Evaluator/MeyouEvaluator.cs
@@ -0,0 +1,16 @@
+using UnityEngine;
+
+namespace Trials.Evaluator
+{
+    /// Un objet hériant de cette classe abstraite peut être attaché
+    /// aux Meyoux créés par MeyouSpawner afin de calculer leur score.
+    public abstract class MeyouEvaluator: MonoBehaviour
+    {
+        /// Indique à l'évaluateur que l'évaluation du Meyou donné commence.
+        public abstract void StartEvaluation(Meyou.Meyou meyou);
+
+        /// Obtient le score du Meyou. Peut être appelé en cours d'évaluation,
+        /// ou à la fin pour obtenir le score final.
+        public abstract double GetScore();
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Evaluator/MeyouEvaluator.cs.meta b/Assets/Scripts/Trials/Evaluator/MeyouEvaluator.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..2e54fc270571b69b38caef7246076ae1a21ab203
--- /dev/null
+++ b/Assets/Scripts/Trials/Evaluator/MeyouEvaluator.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 69b30b5adfb84069a87c0b01960ff78e
+timeCreated: 1696784003
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Evaluator/RangeTrialEvaluator.cs b/Assets/Scripts/Trials/Evaluator/RangeTrialEvaluator.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9e7fa336c180ee35490b38f785cf524157a787b0
--- /dev/null
+++ b/Assets/Scripts/Trials/Evaluator/RangeTrialEvaluator.cs
@@ -0,0 +1,47 @@
+using System;
+using UnityEngine;
+
+namespace Trials.Evaluator
+{
+    /// Evalue les Meyoux selon les règles suivantes:
+    /// - Le score est proportionnel à la distance parcouru par le Meyou sur l'axe Z
+    /// - Si le Meyou passe en dessous de Y = Z, son score ne peut plus augmenter pour cette évaluation
+    public class RangeTrialEvaluator : MeyouEvaluator
+    {
+        private const int YFloor = 10;
+
+        private bool _isEvaluating;
+
+        private Meyou.Meyou _meyou;
+        private double _score;
+
+
+        // Update is called once per frame
+        void Update()
+        {
+            if (!_isEvaluating) return;
+            if (_meyou is null) throw new ApplicationException("Evaluated Meyou not set");
+            
+            var yCoo = _meyou.GetCenterObject().transform.position.y;
+            if (yCoo < YFloor) _isEvaluating = false; // Elimination du Meyou, sa progression n'est plus comptée.
+            
+            var zCoo = _meyou.GetCenterObject().transform.position.z;
+            if (zCoo > _score) _score = zCoo;
+        }
+
+    
+        public override void StartEvaluation(Meyou.Meyou meyou)
+        {
+            if (_isEvaluating) throw new ApplicationException("Already evaluating");
+            _isEvaluating = true;
+            _meyou = meyou;
+        
+            _score = 0;
+        }
+
+        public override double GetScore()
+        {
+            return _score;
+        }
+    }
+}
diff --git a/Assets/Scripts/Trials/Evaluator/RangeTrialEvaluator.cs.meta b/Assets/Scripts/Trials/Evaluator/RangeTrialEvaluator.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..02c88bca3c5f5f89d2649b7cc9fbb48be8b58f50
--- /dev/null
+++ b/Assets/Scripts/Trials/Evaluator/RangeTrialEvaluator.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 0361eb9a6b502854881f0c9ff329ab09
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials/Generators.meta b/Assets/Scripts/Trials/Generators.meta
new file mode 100644
index 0000000000000000000000000000000000000000..a2c8e18f45fa69c0f622964bf8114e8886e606a5
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: b08bc8c1fbb34e9caa9cd05b1e53f373
+timeCreated: 1696942733
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/ConstantGeneGenerator.cs b/Assets/Scripts/Trials/Generators/ConstantGeneGenerator.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a766013f45ab32dff49ceec6ab8e9cbcdd42954b
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/ConstantGeneGenerator.cs
@@ -0,0 +1,20 @@
+using Meyou;
+
+namespace Trials.Generators
+{
+    /// Renvoie toujours le même gène
+    public class ConstantGeneGenerator: GeneGenerator
+    {
+        protected Gene constantGene;
+
+        public void SetGene(Gene gene)
+        {
+            constantGene = gene;
+        }
+
+        public override Gene GetGene(int _)
+        {
+            return constantGene;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/ConstantGeneGenerator.cs.meta b/Assets/Scripts/Trials/Generators/ConstantGeneGenerator.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..3707147af94830368fa4cf0e21e60de36331ea2f
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/ConstantGeneGenerator.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: a28e8a82ace64ace8436e64a9c28ee91
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials/Generators/ConstantGeneGeneratorString.cs b/Assets/Scripts/Trials/Generators/ConstantGeneGeneratorString.cs
new file mode 100644
index 0000000000000000000000000000000000000000..cd61a830c5756bd191190e21f2a52e01e512a5ba
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/ConstantGeneGeneratorString.cs
@@ -0,0 +1,17 @@
+using System;
+using Meyou;
+using Newtonsoft.Json;
+
+namespace Trials.Generators
+{
+    public class ConstantGeneGeneratorString: ConstantGeneGenerator
+    {
+        public string gene;
+
+        private void Start()
+        {
+            if (gene == "") throw new ArgumentException("Aucun gène spécifié");
+            constantGene = JsonConvert.DeserializeObject<Gene>(gene);
+        }
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/ConstantGeneGeneratorString.cs.meta b/Assets/Scripts/Trials/Generators/ConstantGeneGeneratorString.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..d8f7285a26e58e6af585fdc9ecd8deef04a2fcd3
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/ConstantGeneGeneratorString.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 9e959adf511a44ff8f898510a1a76072
+timeCreated: 1696942139
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/DefaultEvolver.cs b/Assets/Scripts/Trials/Generators/DefaultEvolver.cs
new file mode 100644
index 0000000000000000000000000000000000000000..01f4a9a3506b79c7f1a99af80a2bc93243049a16
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/DefaultEvolver.cs
@@ -0,0 +1,89 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Numerics;
+using Meyou;
+using Mutation;
+using UnityEngine;
+using Random = System.Random;
+
+namespace Trials.Generators
+{
+    public class DefaultEvolver : GenerationEvolver
+    {
+        public float mutationRate = 0.1f;
+        public float movementMutationAmplitude = 5.0f;
+        public float speedMutationAmplitude = 0.5f;
+
+        private const double C = 1.1f;
+
+        private IGeneMutator _mutator;
+
+        private List<Meyou.Gene> _evolvedGenes;
+        private Random _rdm;
+
+
+        private void Start()
+        {
+            _rdm = new Random();
+            _mutator = new MovementMutator(
+                mutationRate,
+                movementMutationAmplitude,
+                speedMutationAmplitude
+            );
+        }
+
+
+        public override Gene GetGene(int idx)
+        {
+            return _evolvedGenes[idx];
+        }
+
+        public override void SetPreviousGenerationResults(List<(Gene, double)> gen)
+        {
+            _evolvedGenes = new List<Gene>();
+
+            // Tri les gènes par score décroissant
+            var sortedGenes = gen.OrderBy(x => x.Item2).Select(x => x.Item1).Reverse().ToList();
+            var nbGene = sortedGenes.Count;
+
+            var tenPercent = nbGene / 10;
+            var remaining = nbGene - tenPercent;
+
+            // On garde les 10% meilleur tel quel
+            for (var i = 0; i < tenPercent; i++) _evolvedGenes.Add((Gene) sortedGenes[i].Clone());
+
+            // On en choisi 10% d'autre à partir de tous les autres Genes.
+            for (var i = 0; i < tenPercent; i++)
+            {
+                var debugRes = GeneIdxPicker(remaining);
+                var idx = debugRes + tenPercent;
+                _evolvedGenes.Add((Gene)sortedGenes[idx].Clone());
+            }
+
+            // A partir des 20% déjà prélevés, on en génère 80% d'autre en les faisant
+            // muter
+            remaining = nbGene - tenPercent - tenPercent;
+
+            for (var i = 0; i < remaining; i++)
+            {
+                var idx = GeneIdxPicker(tenPercent * 2);
+                _evolvedGenes.Add(_mutator.MutateGene(_evolvedGenes[idx]));
+            }
+        }
+
+
+
+        /// <summary>
+        /// Renvoie un entier entre 0 (inclu) et n (exclu),
+        /// avec une chance accru de renvoyer un entier proche de 0.
+        /// </summary>
+        private int GeneIdxPicker(int n)
+        {
+            var k = Math.Pow(C, n + 1) - 1;
+            var r = Math.Log(_rdm.NextDouble() * k + 1);
+            var i = n - (n / Math.Log(k + 1)) * r;
+            return (int) i;
+        }
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/DefaultEvolver.cs.meta b/Assets/Scripts/Trials/Generators/DefaultEvolver.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..4ce91856cf760fa00782e58c52609943a5eac4cb
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/DefaultEvolver.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: f754e9b109a1d927fa0fd4f60fdfbf91
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials/Generators/GeneGenerator.cs b/Assets/Scripts/Trials/Generators/GeneGenerator.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4e0f8902ac007f91b63f265392519b759e344339
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/GeneGenerator.cs
@@ -0,0 +1,13 @@
+using Meyou;
+using UnityEngine;
+
+namespace Trials.Generators
+{
+    /// Fournit un gène à assigner à un Meyou
+    /// en fonction de son rang dans la génération
+    /// (0 => le meilleur)
+    public abstract class GeneGenerator: MonoBehaviour
+    {
+        public abstract Gene GetGene(int idx);
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/GeneGenerator.cs.meta b/Assets/Scripts/Trials/Generators/GeneGenerator.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..170ca471d9a80b1f063479d683cf69b87c5ac6c8
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/GeneGenerator.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: c5fcdfe7cf5f4309a229dd89a2d4ea3d
+timeCreated: 1696598458
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/GenerationEvolver.cs b/Assets/Scripts/Trials/Generators/GenerationEvolver.cs
new file mode 100644
index 0000000000000000000000000000000000000000..87991339a94de894378799d317843ede3d80499d
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/GenerationEvolver.cs
@@ -0,0 +1,12 @@
+using System.Collections.Generic;
+using Meyou;
+
+namespace Trials.Generators
+{
+    /// Fournit un gène en se basant sur le classement d'une
+    /// précédente génération
+    public abstract class GenerationEvolver : GeneGenerator
+    {
+        public abstract void SetPreviousGenerationResults(List<(Gene, double)> gen);
+    }
+}
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/GenerationEvolver.cs.meta b/Assets/Scripts/Trials/Generators/GenerationEvolver.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..10325e93b83b59fda14764e602cee19e4371d663
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/GenerationEvolver.cs.meta
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 9400de7a5b0d4168ba4c6a1f09f393bb
+timeCreated: 1696940713
\ No newline at end of file
diff --git a/Assets/Scripts/Trials/Generators/NotEvolver.cs b/Assets/Scripts/Trials/Generators/NotEvolver.cs
new file mode 100644
index 0000000000000000000000000000000000000000..baad8d4ee9d1258016483f06ecd4e8cb2fe3c30e
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/NotEvolver.cs
@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using Meyou;
+
+namespace Trials.Generators
+{
+    /// Renvoie les mêmes gènes qu'à la génération précédente
+    public class NotEvolver : GenerationEvolver
+    {
+        private List<(Gene, double)> _lastGene;
+
+        public override Gene GetGene(int idx)
+        {
+            if (_lastGene is null) throw new ApplicationException("Génération précédente non définie");
+            return _lastGene[idx].Item1;
+        }
+
+        public override void SetPreviousGenerationResults(List<(Gene, double)> gen)
+        {
+            // Copie profonde des scores
+            if (_lastGene is null) _lastGene = new List<(Gene, double)>();
+            else _lastGene.Clear();
+            foreach (var score in gen)
+            {
+                _lastGene.Add(((Gene) score.Item1.Clone(), score.Item2));
+            }
+        }
+    }
+}
diff --git a/Assets/Scripts/Trials/Generators/NotEvolver.cs.meta b/Assets/Scripts/Trials/Generators/NotEvolver.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..ba540fae82180304953d87205d5f6940aa62eb9e
--- /dev/null
+++ b/Assets/Scripts/Trials/Generators/NotEvolver.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 3ba23faf7699b134a900f1c39896396d
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials/MeyouSpawner.cs b/Assets/Scripts/Trials/MeyouSpawner.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f869987cff96e0a30d1c2f9797cfd38ca8c1d217
--- /dev/null
+++ b/Assets/Scripts/Trials/MeyouSpawner.cs
@@ -0,0 +1,72 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Trials
+{
+    /// Classe permettant de faire apparaître un nombre défini de
+    /// Meyoux dans une scène, au même endroit.
+    public class MeyouSpawner : MonoBehaviour
+    {
+        public Meyou.Meyou meyouPrefab;
+        
+        private Meyou.Meyou[] _meyoux;
+        private bool _spawned;
+
+        private uint _bulkSize; // 0 = pas encore de générations créées
+
+
+        private void Start()
+        {
+            _spawned = false;
+            _bulkSize = 0;
+        }
+
+
+
+
+        /// <summary>
+        /// Renvoie la taille de la dernière génération créée.
+        /// Renvoie 0 si ce Spawner n'a pas encore créé de génération.
+        /// </summary>
+        public uint GetBulkSize()
+        {
+            return _bulkSize;
+        }
+
+
+
+        /// Fait apparaître un groupe de Meyou avec l'évaluateur donné.
+        /// Renvoie une référence vers le tableau des Meyoux créés.
+        public Meyou.Meyou[] SpawnBulk(uint startIdx, uint bulkSize, Generators.GeneGenerator generator, Evaluator.MeyouEvaluator evaluator)
+        {
+            if (_spawned)
+                throw new ApplicationException("Une génération existe déjà ! Il faut la supprimer d'abord.");
+
+            if (bulkSize == 0) throw new ArgumentException("generationSize doit être > 0");
+
+            _bulkSize = bulkSize;
+            
+            // Liste temporaire pour stocker les Meyoux instanciés;
+            // convertie en Array + tard
+            var createdMeyoux = new List<Meyou.Meyou> { Capacity = (int) bulkSize };
+
+            for (var i=startIdx; i<startIdx+bulkSize; i++)
+            {
+                var meyou = Instantiate(meyouPrefab, transform.position, Quaternion.identity);
+
+                // Attache l'évaluateur au Meyou
+                var eval = Instantiate(evaluator, meyou.transform);
+                eval.StartEvaluation(meyou);
+
+                meyou.BuildFrom(generator.GetGene((int) i));
+
+                createdMeyoux.Add(meyou);
+            }
+
+            _meyoux = createdMeyoux.ToArray();
+
+            return _meyoux;
+        }
+    }
+}
diff --git a/Assets/Scripts/Trials/MeyouSpawner.cs.meta b/Assets/Scripts/Trials/MeyouSpawner.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..a623bc2e52f1f7151ca9b072e171c4358eee32f2
--- /dev/null
+++ b/Assets/Scripts/Trials/MeyouSpawner.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 27e39136fd18b1c4980695845752ba21
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials/RangeTrialCamera.cs b/Assets/Scripts/Trials/RangeTrialCamera.cs
new file mode 100644
index 0000000000000000000000000000000000000000..45a180f3959f87e55c81b3be700b2d0cfc0a585d
--- /dev/null
+++ b/Assets/Scripts/Trials/RangeTrialCamera.cs
@@ -0,0 +1,19 @@
+using UnityEngine;
+
+namespace Trials
+{
+    public class RangeTrialCamera : MonoBehaviour
+    {
+        // Start is called before the first frame update
+        void Start()
+        {
+
+        }
+
+        // Update is called once per frame
+        void Update()
+        {
+
+        }
+    }
+}
diff --git a/Assets/Scripts/Trials/RangeTrialCamera.cs.meta b/Assets/Scripts/Trials/RangeTrialCamera.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..17b4db28dd49b383db5080c71a07863b06544233
--- /dev/null
+++ b/Assets/Scripts/Trials/RangeTrialCamera.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: e318b1f3e2f373d4cb999fc629d0e2d7
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/Trials/TrialManager.cs b/Assets/Scripts/Trials/TrialManager.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f1aff386621bc5bb8392c923335d74f5dd981199
--- /dev/null
+++ b/Assets/Scripts/Trials/TrialManager.cs
@@ -0,0 +1,243 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using Meyou;
+using Newtonsoft.Json;
+using UnityEngine;
+using Trials.Generators;
+using Unity.VisualScripting;
+using UnityEngine.Serialization;
+
+namespace Trials
+{
+    internal enum ManagerStates
+    {
+        Idle,
+        StartupWaiting,
+        Evolving
+    }
+
+
+    /// <summary>
+    /// Objet orchestrant la phase d'évolution.
+    /// </summary>
+    public class TrialManager : MonoBehaviour
+    {
+        /// Chemin vers le dossier dans lequel les gène des meilleurs Meyou
+        /// de chaque génération seront écrit.
+        /// Si laissé vide, aucune snapshot ne sera faite.
+        public string snapshotPath;
+
+        /// Nombre de générations entre chaque snapshot.
+        /// Ex: si snapshotRate = 10, une snapshot sera faites toutes les 10 générations
+        public int snapshotRate = 1;
+        
+        /// Nombre de millisecondes à attendre entre Start()
+        /// et le début de l'évolution
+        public int startupDelay = 500;
+
+        /// Nombre de millisecondes entre l'apparition des Meyoux
+        /// et le début de leur évolution. Cela permet qu'ils démarrent
+        /// leur animation au sol.
+        public int animationStartDelay = 3000;
+
+        // todo: Peut-être en faire une Interface pour avoir une durée en fonction de la génération
+        /// Durée de simulation d'une génération, en secondes
+        public uint generationDuration = 30;
+
+        /// Quantité de Meyoux à simuler par génération
+        public uint generationSize = 100;
+
+        /// Combien de Meyoux d'une même génération
+        /// à simuler à la fois.
+        /// Ex: si generationSize = 200 et bulkSize = 100,
+        /// une génération sera simulée en 2x.
+        public uint bulkSize = 100;
+
+        public MeyouSpawner spawner;
+        public Evaluator.MeyouEvaluator evaluator;
+        public GeneGenerator baseGene;
+        public GenerationEvolver evolver;
+
+        private int _currentGeneration;
+        private uint _toBeSimulated; // nombre de Meyoux de la génération actuel devant encore être simulés
+
+        // Association Gene de Meyou déjà simulé => score du Meyou
+        // rempli après chaque groupe de Meyou simulé, jusqu'à avoir simulé toute la génération
+        private List<(Gene, double)> _currentGenerationMeyou;
+        private Meyou.Meyou[] _currentMeyouBulk;
+
+
+        private ManagerStates _state;
+        private bool _meyouxToBeStarted;
+
+
+        private DateTime _evolutionStartDate;
+        private DateTime _lastBulkStartDate;
+
+
+        
+
+        public void StartEvolution()
+        {
+            if (_state == ManagerStates.Evolving) throw new ApplicationException("L'évolution est déjà en marche !");
+
+            _currentGenerationMeyou = new List<(Gene, double)>();
+
+
+            _currentGeneration = -1;
+            _toBeSimulated = generationSize;
+
+            _state = ManagerStates.Evolving;
+            
+            StartGeneration(baseGene);
+        }
+
+
+
+
+
+
+
+
+
+        /// Génère soit un nouveau groupe de Meyoux soit de la génération actuelle,
+        /// soit une nouvelle génération si besoin.
+        /// Utilise le IGeneEvolver donné lors de l'appel à StartEvolution.
+        private void RinceAndRepeat()
+        {
+            // Stocke les scores des Meyoux
+            foreach (var meyou in _currentMeyouBulk)
+            {
+                var meyouEvaluator = meyou.GetComponentInChildren<Evaluator.MeyouEvaluator>();
+                var score = meyouEvaluator.GetScore();
+                _currentGenerationMeyou.Add((meyou.Gene, score));
+            }
+
+            // Supprime les Meyoux
+            DestroyMeyoux();
+
+            // Génération finie ou non
+            if (_toBeSimulated == 0)
+            {
+                evolver.SetPreviousGenerationResults(_currentGenerationMeyou);
+
+
+                // Créé une sauvegarde du meilleur gène de la génération
+                if (Directory.Exists(snapshotPath) && _currentGeneration % snapshotRate == 0)
+                {
+                    var bestGene = _currentGenerationMeyou
+                        .OrderBy(x => x.Item2)
+                        .Select(x => x.Item1)
+                        .Reverse()
+                        .First();
+
+                    var geneStr = JsonConvert.SerializeObject(bestGene);
+                    var fileName = $"g{_currentGeneration} - {DateTime.Now:MM.dd.yy H.mm.ss}.json";
+
+                    using var sw = File.CreateText($@"{snapshotPath}\{fileName}");
+                    sw.Write(geneStr);
+                }
+                else if (snapshotPath != "") Debug.LogWarning("Snapshot directory set but does not exists");
+                
+                
+                StartGeneration(evolver);
+            }
+            else if (_currentGeneration == 0) SpawnBulk(baseGene);
+            else SpawnBulk(evolver);
+        }
+        
+
+
+
+        
+        private void StartGeneration(GeneGenerator generator)
+        {
+            _currentGenerationMeyou.Clear();
+            _currentGeneration += 1;
+            _toBeSimulated = generationSize;
+
+            SpawnBulk(generator);
+        }
+        
+
+
+    
+        /// Spawn min(bulkSize, _toBeSimulated)
+        /// et diminue _toBeSimulated par le nombre de Meyou créés.
+        private void SpawnBulk(GeneGenerator generator)
+        {
+            var meyouNb = Math.Min(bulkSize, _toBeSimulated);
+
+            Debug.Log($"Generation {_currentGeneration} ({_currentGenerationMeyou.Count}+{meyouNb}/{generationSize})");
+
+            _currentMeyouBulk = spawner.SpawnBulk(generationSize-_toBeSimulated, meyouNb, generator, evaluator);
+            _toBeSimulated -= meyouNb;
+
+            _lastBulkStartDate = DateTime.Now;
+            _meyouxToBeStarted = true;
+        }
+
+
+
+
+        /// <summary>
+        /// Détruit tous les Meyoux dans _currentMeyouBulk
+        /// </summary>
+        private void DestroyMeyoux()
+        {
+            foreach (var m in _currentMeyouBulk) Destroy(m.GameObject());
+        }
+        
+        
+        
+        
+        
+        // Start is called before the first frame update
+        private void Start()
+        {
+            _state = ManagerStates.Idle;
+
+            if (generationDuration == 0) throw new ArgumentException("duration doit être > 0");
+            if (generationSize <= 1) throw new ArgumentException("generationSize doit être > 1");
+            if (bulkSize == 0) throw new ArgumentException("bulkSize doit être > 0");
+
+            // Demande le début de l'évolution dans startupDelay ms.
+            _evolutionStartDate = DateTime.Now;
+            _state = ManagerStates.StartupWaiting;
+        }
+
+
+        private void Update()
+        {
+            if (_state == ManagerStates.StartupWaiting)
+            {
+                if (DateTime.Now - _evolutionStartDate > TimeSpan.FromMilliseconds(startupDelay))
+                {
+                    StartEvolution();
+                }
+            }
+            else if (_state == ManagerStates.Evolving)
+            {
+                if (DateTime.Now - _lastBulkStartDate > TimeSpan.FromSeconds(generationDuration))
+                {
+                    RinceAndRepeat();
+                }
+            }
+
+
+            if (_meyouxToBeStarted)
+            {
+                if (DateTime.Now - _lastBulkStartDate > TimeSpan.FromMilliseconds(animationStartDelay))
+                {
+                    _meyouxToBeStarted = false;
+                    foreach (var meyou in _currentMeyouBulk)
+                    {
+                        meyou.StartAnimation();
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/Assets/Scripts/Trials/TrialManager.cs.meta b/Assets/Scripts/Trials/TrialManager.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..72ea8f02cf22b8fb5c2cc280afb61fc45a6d60f1
--- /dev/null
+++ b/Assets/Scripts/Trials/TrialManager.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: aabac0300ef772447b1ce154fe87b071
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/Assets/Scripts/cameraManager.cs b/Assets/Scripts/cameraManager.cs
index 95891057931960e696509daeb1e48c864ebd9693..6c2a73eb82e33b19fcd1bd2eea0cca659d4f2607 100644
--- a/Assets/Scripts/cameraManager.cs
+++ b/Assets/Scripts/cameraManager.cs
@@ -1,5 +1,3 @@
-using System.Collections;
-using System.Collections.Generic;
 using UnityEngine;
 
 public class CameraController : MonoBehaviour
@@ -14,7 +12,7 @@ public class CameraController : MonoBehaviour
 
 
     void Update()
-    {   
+    {
         //go to the furthest cube from the cube genrator when 0 is pressed
         if (Input.GetKeyDown(KeyCode.Alpha0))
         {
@@ -30,7 +28,7 @@ public class CameraController : MonoBehaviour
         }
         if (target != null)
         {
-           MoveCamera();
+            MoveCamera();
         }
     }
 
@@ -38,7 +36,7 @@ public class CameraController : MonoBehaviour
 
     void GoToFurthestObject()
     {
-        GameObject[] objectsOfInterest = GameObject.FindGameObjectsWithTag(objectOfInterest.tag); 
+        GameObject[] objectsOfInterest = GameObject.FindGameObjectsWithTag(objectOfInterest.tag);
         print(objectOfInterest.tag);
         float furthestDistance = 0;
         int furthestIndex = 0;
@@ -56,7 +54,7 @@ public class CameraController : MonoBehaviour
 
     void CycleThroughObjects()
     {
-        GameObject[] objectsOfInterest = GameObject.FindGameObjectsWithTag(objectOfInterest.tag); 
+        GameObject[] objectsOfInterest = GameObject.FindGameObjectsWithTag(objectOfInterest.tag);
 
         if (objectsOfInterest.Length > 0)
         {
@@ -66,7 +64,7 @@ public class CameraController : MonoBehaviour
             for (int i = 0; i < objectsOfInterest.Length; i++)
             {
                 if (objectsOfInterest[i].transform == target)
-                { 
+                {
                     currentIndex = i;
                     break;
                 }
@@ -82,35 +80,35 @@ public class CameraController : MonoBehaviour
                 target = objectsOfInterest[currentIndex + 1].transform;
             }
         }
-        
+
     }
 
     void MoveCamera()
     {
-         Vector3 targetPosition = target.position;
-            
-            
-         if(cameraOrientation)
-            {
-                offset =new Vector3 (0.0f, 2.0f, -5.0f);
-                
-}
-            else
-            {
-                offset =new Vector3 (0.0f, 5.0f, 0.1f);
-            }
-            
-            Vector3 desiredPosition = targetPosition + offset;
-            transform.position = Vector3.Lerp(transform.position, desiredPosition, cameraSpeed * Time.deltaTime);
-        
-            
-            // Rotate the camera to look at the cube.
-            Quaternion targetRotation = Quaternion.LookRotation(targetPosition - transform.position);
-            transform.rotation = Quaternion.Slerp(transform.rotation, targetRotation, rotationSpeed * Time.deltaTime);
-            
-
-
-            
+        Vector3 targetPosition = target.position;
+
+
+        if (cameraOrientation)
+        {
+            offset = new Vector3(0.0f, 2.0f, -5.0f);
+
+        }
+        else
+        {
+            offset = new Vector3(0.0f, 5.0f, 0.1f);
+        }
+
+        Vector3 desiredPosition = targetPosition + offset;
+        transform.position = Vector3.Lerp(transform.position, desiredPosition, cameraSpeed * Time.deltaTime);
+
+
+        // Rotate the camera to look at the cube.
+        Quaternion targetRotation = Quaternion.LookRotation(targetPosition - transform.position);
+        transform.rotation = Quaternion.Slerp(transform.rotation, targetRotation, rotationSpeed * Time.deltaTime);
+
+
+
+
     }
 }
 
diff --git a/Assets/Scripts/cameraManagerInEditor.cs b/Assets/Scripts/cameraManagerInEditor.cs
index 33abd3ca5268598946660a95b4c2edf26dded2b9..c75d10d4b36e2e4a5b59df537a694b8e29e7d9c5 100644
--- a/Assets/Scripts/cameraManagerInEditor.cs
+++ b/Assets/Scripts/cameraManagerInEditor.cs
@@ -1,5 +1,3 @@
-using System.Collections;
-using System.Collections.Generic;
 using UnityEngine;
 
 public class CameraControllerEditor : MonoBehaviour
@@ -10,7 +8,7 @@ public class CameraControllerEditor : MonoBehaviour
     private float verticalInput;
     private Vector3 offset = new Vector3(0f, 2f, -5f);
 
-    private float rotationSpeed = 5.0f; 
+    private float rotationSpeed = 5.0f;
     private bool cameraOrientation; // True = horizontal, False = vertical.
 
     void Start()
diff --git a/ProjectSettings/DynamicsManager.asset b/ProjectSettings/DynamicsManager.asset
index cdc1f3eab509699e163f46fd14f0e81eb3a5dbaf..3f95324e81ae1b98b1dd0a3726503ad38ce2adcf 100644
--- a/ProjectSettings/DynamicsManager.asset
+++ b/ProjectSettings/DynamicsManager.asset
@@ -3,10 +3,11 @@
 --- !u!55 &1
 PhysicsManager:
   m_ObjectHideFlags: 0
-  serializedVersion: 11
+  serializedVersion: 14
   m_Gravity: {x: 0, y: -9.81, z: 0}
   m_DefaultMaterial: {fileID: 0}
   m_BounceThreshold: 2
+  m_DefaultMaxDepenetrationVelocity: 10
   m_SleepThreshold: 0.005
   m_DefaultContactOffset: 0.01
   m_DefaultSolverIterations: 6
@@ -17,11 +18,13 @@ PhysicsManager:
   m_ClothInterCollisionDistance: 0
   m_ClothInterCollisionStiffness: 0
   m_ContactsGeneration: 1
-  m_LayerCollisionMatrix: ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
-  m_AutoSimulation: 1
+  m_LayerCollisionMatrix: ffffffffffffffffffffffffffffffffffffffffffffffffbfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
+  m_SimulationMode: 0
   m_AutoSyncTransforms: 0
   m_ReuseCollisionCallbacks: 1
+  m_InvokeCollisionCallbacks: 1
   m_ClothInterCollisionSettingsToggle: 0
+  m_ClothGravity: {x: 0, y: -9.81, z: 0}
   m_ContactPairsMode: 0
   m_BroadphaseType: 0
   m_WorldBounds:
@@ -31,4 +34,6 @@ PhysicsManager:
   m_FrictionType: 0
   m_EnableEnhancedDeterminism: 0
   m_EnableUnifiedHeightmaps: 1
-  m_DefaultMaxAngluarSpeed: 7
+  m_ImprovedPatchFriction: 0
+  m_SolverType: 0
+  m_DefaultMaxAngularSpeed: 7
diff --git a/ProjectSettings/ProjectSettings.asset b/ProjectSettings/ProjectSettings.asset
index b1152d57946cb6cc6a3321d29725cd080d13828c..561221de9f12278a12d36760636aee9f1d77b2f9 100644
--- a/ProjectSettings/ProjectSettings.asset
+++ b/ProjectSettings/ProjectSettings.asset
@@ -42,8 +42,8 @@ PlayerSettings:
   m_SplashScreenLogos: []
   m_VirtualRealitySplashScreen: {fileID: 0}
   m_HolographicTrackingLossScreen: {fileID: 0}
-  defaultScreenWidth: 1920
-  defaultScreenHeight: 1080
+  defaultScreenWidth: 1280
+  defaultScreenHeight: 720
   defaultScreenWidthWeb: 960
   defaultScreenHeightWeb: 600
   m_StereoRenderingPath: 0
@@ -101,7 +101,7 @@ PlayerSettings:
   xboxEnableFitness: 0
   visibleInBackground: 1
   allowFullscreenSwitch: 1
-  fullscreenMode: 1
+  fullscreenMode: 3
   xboxSpeechDB: 0
   xboxEnableHeadOrientation: 0
   xboxEnableGuest: 0
diff --git a/ProjectSettings/QualitySettings.asset b/ProjectSettings/QualitySettings.asset
index 7b7658d6ebf4a0302c34bf5cc1e9d30813705a9e..8d0bce7dd5cf762a22715f027861895607d380f3 100644
--- a/ProjectSettings/QualitySettings.asset
+++ b/ProjectSettings/QualitySettings.asset
@@ -6,7 +6,7 @@ QualitySettings:
   serializedVersion: 5
   m_CurrentQuality: 5
   m_QualitySettings:
-  - serializedVersion: 2
+  - serializedVersion: 3
     name: Very Low
     pixelLightCount: 0
     shadows: 0
@@ -18,17 +18,21 @@ QualitySettings:
     shadowCascade2Split: 0.33333334
     shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
     shadowmaskMode: 0
-    blendWeights: 1
-    textureQuality: 1
+    skinWeights: 1
+    globalTextureMipmapLimit: 1
+    textureMipmapLimitSettings: []
     anisotropicTextures: 0
     antiAliasing: 0
     softParticles: 0
     softVegetation: 0
     realtimeReflectionProbes: 0
     billboardsFaceCameraPosition: 0
+    useLegacyDetailDistribution: 1
     vSyncCount: 0
+    realtimeGICPUUsage: 25
     lodBias: 0.3
     maximumLODLevel: 0
+    enableLODCrossFade: 1
     streamingMipmapsActive: 0
     streamingMipmapsAddAllCameras: 1
     streamingMipmapsMemoryBudget: 512
@@ -40,8 +44,18 @@ QualitySettings:
     asyncUploadBufferSize: 16
     asyncUploadPersistentBuffer: 1
     resolutionScalingFixedDPIFactor: 1
+    customRenderPipeline: {fileID: 0}
+    terrainQualityOverrides: 0
+    terrainPixelError: 1
+    terrainDetailDensityScale: 1
+    terrainBasemapDistance: 1000
+    terrainDetailDistance: 80
+    terrainTreeDistance: 5000
+    terrainBillboardStart: 50
+    terrainFadeLength: 5
+    terrainMaxTrees: 50
     excludedTargetPlatforms: []
-  - serializedVersion: 2
+  - serializedVersion: 3
     name: Low
     pixelLightCount: 0
     shadows: 0
@@ -53,17 +67,21 @@ QualitySettings:
     shadowCascade2Split: 0.33333334
     shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
     shadowmaskMode: 0
-    blendWeights: 2
-    textureQuality: 0
+    skinWeights: 2
+    globalTextureMipmapLimit: 0
+    textureMipmapLimitSettings: []
     anisotropicTextures: 0
     antiAliasing: 0
     softParticles: 0
     softVegetation: 0
     realtimeReflectionProbes: 0
     billboardsFaceCameraPosition: 0
+    useLegacyDetailDistribution: 1
     vSyncCount: 0
+    realtimeGICPUUsage: 25
     lodBias: 0.4
     maximumLODLevel: 0
+    enableLODCrossFade: 1
     streamingMipmapsActive: 0
     streamingMipmapsAddAllCameras: 1
     streamingMipmapsMemoryBudget: 512
@@ -75,8 +93,18 @@ QualitySettings:
     asyncUploadBufferSize: 16
     asyncUploadPersistentBuffer: 1
     resolutionScalingFixedDPIFactor: 1
+    customRenderPipeline: {fileID: 0}
+    terrainQualityOverrides: 0
+    terrainPixelError: 1
+    terrainDetailDensityScale: 1
+    terrainBasemapDistance: 1000
+    terrainDetailDistance: 80
+    terrainTreeDistance: 5000
+    terrainBillboardStart: 50
+    terrainFadeLength: 5
+    terrainMaxTrees: 50
     excludedTargetPlatforms: []
-  - serializedVersion: 2
+  - serializedVersion: 3
     name: Medium
     pixelLightCount: 1
     shadows: 1
@@ -88,17 +116,21 @@ QualitySettings:
     shadowCascade2Split: 0.33333334
     shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
     shadowmaskMode: 0
-    blendWeights: 2
-    textureQuality: 0
+    skinWeights: 2
+    globalTextureMipmapLimit: 0
+    textureMipmapLimitSettings: []
     anisotropicTextures: 1
     antiAliasing: 0
     softParticles: 0
     softVegetation: 0
     realtimeReflectionProbes: 0
     billboardsFaceCameraPosition: 0
+    useLegacyDetailDistribution: 1
     vSyncCount: 1
+    realtimeGICPUUsage: 25
     lodBias: 0.7
     maximumLODLevel: 0
+    enableLODCrossFade: 1
     streamingMipmapsActive: 0
     streamingMipmapsAddAllCameras: 1
     streamingMipmapsMemoryBudget: 512
@@ -110,8 +142,18 @@ QualitySettings:
     asyncUploadBufferSize: 16
     asyncUploadPersistentBuffer: 1
     resolutionScalingFixedDPIFactor: 1
+    customRenderPipeline: {fileID: 0}
+    terrainQualityOverrides: 0
+    terrainPixelError: 1
+    terrainDetailDensityScale: 1
+    terrainBasemapDistance: 1000
+    terrainDetailDistance: 80
+    terrainTreeDistance: 5000
+    terrainBillboardStart: 50
+    terrainFadeLength: 5
+    terrainMaxTrees: 50
     excludedTargetPlatforms: []
-  - serializedVersion: 2
+  - serializedVersion: 3
     name: High
     pixelLightCount: 2
     shadows: 2
@@ -123,17 +165,21 @@ QualitySettings:
     shadowCascade2Split: 0.33333334
     shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
     shadowmaskMode: 1
-    blendWeights: 2
-    textureQuality: 0
+    skinWeights: 2
+    globalTextureMipmapLimit: 0
+    textureMipmapLimitSettings: []
     anisotropicTextures: 1
     antiAliasing: 0
     softParticles: 0
     softVegetation: 1
     realtimeReflectionProbes: 1
     billboardsFaceCameraPosition: 1
+    useLegacyDetailDistribution: 1
     vSyncCount: 1
+    realtimeGICPUUsage: 50
     lodBias: 1
     maximumLODLevel: 0
+    enableLODCrossFade: 1
     streamingMipmapsActive: 0
     streamingMipmapsAddAllCameras: 1
     streamingMipmapsMemoryBudget: 512
@@ -145,8 +191,18 @@ QualitySettings:
     asyncUploadBufferSize: 16
     asyncUploadPersistentBuffer: 1
     resolutionScalingFixedDPIFactor: 1
+    customRenderPipeline: {fileID: 0}
+    terrainQualityOverrides: 0
+    terrainPixelError: 1
+    terrainDetailDensityScale: 1
+    terrainBasemapDistance: 1000
+    terrainDetailDistance: 80
+    terrainTreeDistance: 5000
+    terrainBillboardStart: 50
+    terrainFadeLength: 5
+    terrainMaxTrees: 50
     excludedTargetPlatforms: []
-  - serializedVersion: 2
+  - serializedVersion: 3
     name: Very High
     pixelLightCount: 3
     shadows: 2
@@ -158,17 +214,21 @@ QualitySettings:
     shadowCascade2Split: 0.33333334
     shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
     shadowmaskMode: 1
-    blendWeights: 4
-    textureQuality: 0
+    skinWeights: 4
+    globalTextureMipmapLimit: 0
+    textureMipmapLimitSettings: []
     anisotropicTextures: 2
     antiAliasing: 2
     softParticles: 1
     softVegetation: 1
     realtimeReflectionProbes: 1
     billboardsFaceCameraPosition: 1
+    useLegacyDetailDistribution: 1
     vSyncCount: 1
+    realtimeGICPUUsage: 50
     lodBias: 1.5
     maximumLODLevel: 0
+    enableLODCrossFade: 1
     streamingMipmapsActive: 0
     streamingMipmapsAddAllCameras: 1
     streamingMipmapsMemoryBudget: 512
@@ -180,8 +240,18 @@ QualitySettings:
     asyncUploadBufferSize: 16
     asyncUploadPersistentBuffer: 1
     resolutionScalingFixedDPIFactor: 1
+    customRenderPipeline: {fileID: 0}
+    terrainQualityOverrides: 0
+    terrainPixelError: 1
+    terrainDetailDensityScale: 1
+    terrainBasemapDistance: 1000
+    terrainDetailDistance: 80
+    terrainTreeDistance: 5000
+    terrainBillboardStart: 50
+    terrainFadeLength: 5
+    terrainMaxTrees: 50
     excludedTargetPlatforms: []
-  - serializedVersion: 2
+  - serializedVersion: 3
     name: Ultra
     pixelLightCount: 4
     shadows: 2
@@ -193,17 +263,21 @@ QualitySettings:
     shadowCascade2Split: 0.33333334
     shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
     shadowmaskMode: 1
-    blendWeights: 4
-    textureQuality: 0
+    skinWeights: 4
+    globalTextureMipmapLimit: 0
+    textureMipmapLimitSettings: []
     anisotropicTextures: 2
     antiAliasing: 2
     softParticles: 1
     softVegetation: 1
     realtimeReflectionProbes: 1
     billboardsFaceCameraPosition: 1
+    useLegacyDetailDistribution: 1
     vSyncCount: 1
+    realtimeGICPUUsage: 100
     lodBias: 2
     maximumLODLevel: 0
+    enableLODCrossFade: 1
     streamingMipmapsActive: 0
     streamingMipmapsAddAllCameras: 1
     streamingMipmapsMemoryBudget: 512
@@ -215,7 +289,18 @@ QualitySettings:
     asyncUploadBufferSize: 16
     asyncUploadPersistentBuffer: 1
     resolutionScalingFixedDPIFactor: 1
+    customRenderPipeline: {fileID: 0}
+    terrainQualityOverrides: 0
+    terrainPixelError: 1
+    terrainDetailDensityScale: 1
+    terrainBasemapDistance: 1000
+    terrainDetailDistance: 80
+    terrainTreeDistance: 5000
+    terrainBillboardStart: 50
+    terrainFadeLength: 5
+    terrainMaxTrees: 50
     excludedTargetPlatforms: []
+  m_TextureMipmapLimitGroupNames: []
   m_PerPlatformDefaultQuality:
     Android: 2
     Lumin: 5
@@ -223,6 +308,7 @@ QualitySettings:
     Nintendo Switch: 5
     PS4: 5
     PSP2: 2
+    Server: 0
     Stadia: 5
     Standalone: 5
     WebGL: 3
diff --git a/ProjectSettings/TagManager.asset b/ProjectSettings/TagManager.asset
index 1c92a7840ec11895c76785f65d949a3d20d53355..93fdc01eb2ab88351e565d388b4fd24b4af2bd63 100644
--- a/ProjectSettings/TagManager.asset
+++ b/ProjectSettings/TagManager.asset
@@ -3,7 +3,10 @@
 --- !u!78 &1
 TagManager:
   serializedVersion: 2
-  tags: []
+  tags:
+  - MeyouCenter
+  - Cube
+  - complexeObjext
   layers:
   - Default
   - TransparentFX
@@ -11,7 +14,7 @@ TagManager:
   - 
   - Water
   - UI
-  - 
+  - Meyou
   - 
   - 
   -