diff --git a/.idea/.idea.KhaoticEngineReborn/.idea/workspace.xml b/.idea/.idea.KhaoticEngineReborn/.idea/workspace.xml
index 69c6670..ea4ffe7 100644
--- a/.idea/.idea.KhaoticEngineReborn/.idea/workspace.xml
+++ b/.idea/.idea.KhaoticEngineReborn/.idea/workspace.xml
@@ -7,8 +7,16 @@
     <list default="true" id="e81d6e08-efc7-40a0-909d-ec4943d948e9" name="Changes" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/.idea.KhaoticEngineReborn/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.KhaoticEngineReborn/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/enginecustom/assets/Texture/imgui.ini" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/assets/Texture/imgui.ini" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/imgui.ini" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/imgui.ini" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/inc/system/applicationclass.h" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/inc/system/applicationclass.h" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/inc/system/fpsclass.h" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/inc/system/fpsclass.h" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/inc/system/imguiManager.h" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/inc/system/imguiManager.h" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/inc/system/modelclass.h" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/inc/system/modelclass.h" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/enginecustom/src/inc/system/object.h" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/inc/system/object.h" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/enginecustom/src/src/system/applicationclass.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/src/system/applicationclass.cpp" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/src/system/fpsclass.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/src/system/fpsclass.cpp" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/src/system/imguiManager.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/src/system/imguiManager.cpp" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/enginecustom/src/src/system/modelclass.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/src/system/modelclass.cpp" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/enginecustom/src/src/system/object.cpp" beforeDir="false" afterPath="$PROJECT_DIR$/enginecustom/src/src/system/object.cpp" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
@@ -29,25 +37,7 @@
     <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
     <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
     <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="mock:///dummy.cpp" root0="SKIP_HIGHLIGHTING" />
-    <setting file="cidr-memory-view://3" root0="FORCE_HIGHLIGHTING" />
+    <setting file="cidr-memory-view://4" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/enginecustom/include/Vulkan/Include/vulkan/vulkan_core.h" root0="SKIP_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/enginecustom/src/src/shader/CelShadingShader.cpp" root0="FORCE_HIGHLIGHTING" />
     <setting file="file://$PROJECT_DIR$/../../IDE_VS/VC/Tools/MSVC/14.38.33130/include/type_traits" root0="SKIP_HIGHLIGHTING" />
@@ -202,7 +192,8 @@
       <workItem from="1746526901276" duration="2023000" />
       <workItem from="1746536290167" duration="1908000" />
       <workItem from="1746538260893" duration="5781000" />
-      <workItem from="1746546014271" duration="1490000" />
+      <workItem from="1746546014271" duration="1814000" />
+      <workItem from="1746619988287" duration="10779000" />
     </task>
     <task id="LOCAL-00001" summary="Minor update - viewport window tweak">
       <option name="closed" value="true" />
diff --git a/enginecustom/assets/Texture/imgui.ini b/enginecustom/assets/Texture/imgui.ini
index f47c84a..18240cd 100644
--- a/enginecustom/assets/Texture/imgui.ini
+++ b/enginecustom/assets/Texture/imgui.ini
@@ -35,9 +35,9 @@ DockId=0x00000001,2
 
 [Window][Engine Settings]
 Pos=8,27
-Size=289,826
+Size=289,547
 Collapsed=0
-DockId=0x00000007,0
+DockId=0x00000007,1
 
 [Window][DockSpace Demo]
 Size=1584,861
@@ -78,7 +78,7 @@ DockSpace         ID=0xC0DFADC4 Pos=8,27 Size=1568,826 Split=X
 DockSpace         ID=0xCCBD8CF7 Window=0x3DA2F1DE Pos=8,27 Size=2032,1094 Split=Y
   DockNode        ID=0x00000004 Parent=0xCCBD8CF7 SizeRef=1568,598 Split=X
     DockNode      ID=0x00000009 Parent=0x00000004 SizeRef=289,974 Split=Y Selected=0x031DC75C
-      DockNode    ID=0x00000007 Parent=0x00000009 SizeRef=289,547 Selected=0x031DC75C
+      DockNode    ID=0x00000007 Parent=0x00000009 SizeRef=289,547 Selected=0x0B098C4B
       DockNode    ID=0x00000008 Parent=0x00000009 SizeRef=289,545 Selected=0x393905AB
     DockNode      ID=0x0000000D Parent=0x00000004 SizeRef=1613,974 Split=X
       DockNode    ID=0x00000002 Parent=0x0000000D SizeRef=1268,826 Split=Y
diff --git a/enginecustom/imgui.ini b/enginecustom/imgui.ini
index bb5e10d..d0a9665 100644
--- a/enginecustom/imgui.ini
+++ b/enginecustom/imgui.ini
@@ -11,21 +11,21 @@ DockId=0x00000005,0
 
 [Window][Objects]
 Pos=8,27
-Size=289,826
+Size=289,547
 Collapsed=0
-DockId=0x00000009,0
+DockId=0x00000007,0
 
 [Window][Terrain]
 Pos=8,27
-Size=250,826
+Size=281,826
 Collapsed=0
-DockId=0x00000007,0
+DockId=0x00000008,0
 
 [Window][Light]
 Pos=8,27
 Size=290,866
 Collapsed=0
-DockId=0x00000007,1
+DockId=0x0000000B,1
 
 [Window][Shader Manager]
 Pos=8,27
@@ -35,9 +35,9 @@ DockId=0x00000001,2
 
 [Window][Engine Settings]
 Pos=8,27
-Size=289,826
+Size=289,547
 Collapsed=0
-DockId=0x00000009,0
+DockId=0x00000007,1
 
 [Window][DockSpace Demo]
 Size=1584,861
@@ -47,7 +47,7 @@ Collapsed=0
 Pos=8,27
 Size=1559,974
 Collapsed=0
-DockId=0x00000009,0
+DockId=0x00000007,0
 
 [Window][DockSpace]
 Pos=0,0
@@ -71,19 +71,27 @@ Size=16,19
 Collapsed=0
 DockId=0x00000006,0
 
+[Window][Render Stats]
+Pos=8,628
+Size=1568,225
+Collapsed=0
+DockId=0x0000000E,0
+
 [Docking][Data]
 DockSpace           ID=0xC0DFADC4 Pos=8,27 Size=1568,826 Split=X
   DockNode          ID=0x00000001 Parent=0xC0DFADC4 SizeRef=330,1094 Selected=0x393905AB
   DockNode          ID=0x00000003 Parent=0xC0DFADC4 SizeRef=1700,1094 CentralNode=1
 DockSpace           ID=0xCCBD8CF7 Window=0x3DA2F1DE Pos=8,27 Size=1568,826 Split=Y
-  DockNode          ID=0x00000004 Parent=0xCCBD8CF7 SizeRef=1568,598 Split=X
-    DockNode        ID=0x00000009 Parent=0x00000004 SizeRef=289,974 Selected=0x031DC75C
-    DockNode        ID=0x0000000D Parent=0x00000004 SizeRef=1613,974 Split=X
-      DockNode      ID=0x00000002 Parent=0x0000000D SizeRef=1268,826 Split=Y
-        DockNode    ID=0x0000000B Parent=0x00000002 SizeRef=1568,637 Split=X
-          DockNode  ID=0x00000007 Parent=0x0000000B SizeRef=250,826 Selected=0x393905AB
-          DockNode  ID=0x00000008 Parent=0x0000000B SizeRef=971,826 CentralNode=1 Selected=0x031DC75C
-        DockNode    ID=0x0000000C Parent=0x00000002 SizeRef=1568,335 Selected=0x139FDA3F
-      DockNode      ID=0x00000005 Parent=0x0000000D SizeRef=343,826 Selected=0x9F035453
-  DockNode          ID=0x00000006 Parent=0xCCBD8CF7 SizeRef=1568,226 Selected=0xAB74BEE9
+  DockNode          ID=0x0000000A Parent=0xCCBD8CF7 SizeRef=1568,599 Split=Y
+    DockNode        ID=0x00000004 Parent=0x0000000A SizeRef=1568,598 Split=X
+      DockNode      ID=0x00000009 Parent=0x00000004 SizeRef=281,974 Split=Y Selected=0x031DC75C
+        DockNode    ID=0x00000007 Parent=0x00000009 SizeRef=289,547 Selected=0x031DC75C
+        DockNode    ID=0x00000008 Parent=0x00000009 SizeRef=289,545 Selected=0x393905AB
+      DockNode      ID=0x0000000D Parent=0x00000004 SizeRef=1285,974 Split=X
+        DockNode    ID=0x00000002 Parent=0x0000000D SizeRef=940,826 Split=Y
+          DockNode  ID=0x0000000B Parent=0x00000002 SizeRef=1568,637 CentralNode=1
+          DockNode  ID=0x0000000C Parent=0x00000002 SizeRef=1568,335 Selected=0x139FDA3F
+        DockNode    ID=0x00000005 Parent=0x0000000D SizeRef=343,826 Selected=0x9F035453
+    DockNode        ID=0x00000006 Parent=0x0000000A SizeRef=1568,226 Selected=0xAB74BEE9
+  DockNode          ID=0x0000000E Parent=0xCCBD8CF7 SizeRef=1568,225 Selected=0xD99DEA49
 
diff --git a/enginecustom/src/inc/system/applicationclass.h b/enginecustom/src/inc/system/applicationclass.h
index 276a442..71607a0 100644
--- a/enginecustom/src/inc/system/applicationclass.h
+++ b/enginecustom/src/inc/system/applicationclass.h
@@ -41,6 +41,7 @@
 #include <map>
 #include <algorithm>
 #include <DirectXMath.h>
+#include <mutex>
 
 
 /////////////
@@ -67,12 +68,17 @@ public:
 	ApplicationClass();
 	~ApplicationClass();
 	D3DClass* GetDirect3D();
+	
 	RenderTextureClass* GetSceneTexture() const { return m_SceneTexture; };
 	RenderTextureClass* GetRenderTexture() const { return m_RenderTexture; };
 	RenderTextureClass* GetRefractionTexture() const { return m_RefractionTexture; };
 	RenderTextureClass* GetReflectionTexture() const { return m_ReflectionTexture; };
-	
 
+	int GetTotalVertexCount() const;
+	int GetTotalTriangleCount() const;
+	int GetVisibleTriangleCount() const;
+
+	void CreateBigCube(int sideCount);
 	bool Initialize(int, int, HWND, bool IsVulkan);
 	void Shutdown();
 	bool Frame(InputClass*);
@@ -131,6 +137,19 @@ public:
 
 	Physics* GetPhysics() const { return m_Physics; };
 
+	// ------------------------------------- //
+	// --------------- Stats --------------- //
+	// ------------------------------------- //
+
+	int GetCurrentFps() const;
+	int GetMinFps() const;
+	int GetMaxFps() const;
+	float GetFrameTime() const;
+	int GetDrawCalls() const;
+	void ResetFpsStats();
+	void IncrementDrawCallCount();
+	void ResetDrawCallCount();
+
 	// ----------------------------------- //
 	// ------------- Culling ------------- //
 	// ----------------------------------- //
@@ -202,6 +221,7 @@ private :
 	int m_screenWidth, m_screenHeight;
 	CameraClass* m_Camera;
 	PositionClass* m_Position;
+	int m_drawcalls;
 
 	// ------------------------------------ //
 	// ------------- OBJECTS -------------- //
diff --git a/enginecustom/src/inc/system/fpsclass.h b/enginecustom/src/inc/system/fpsclass.h
index af3451b..8445acd 100644
--- a/enginecustom/src/inc/system/fpsclass.h
+++ b/enginecustom/src/inc/system/fpsclass.h
@@ -28,9 +28,19 @@ public:
     void Frame();
     int GetFps();
 
+    int GetMinFps() const;
+    int GetMaxFps() const;
+    float GetFrameTime() const;
+    void ResetStats();
+
 private:
     int m_fps, m_count;
     unsigned long m_startTime;
+
+    int m_minFps;
+    int m_maxFps;
+    float m_frameTime;
+    unsigned long m_previousTime;
 };
 
 #endif
\ No newline at end of file
diff --git a/enginecustom/src/inc/system/imguiManager.h b/enginecustom/src/inc/system/imguiManager.h
index 6d794da..40738c2 100644
--- a/enginecustom/src/inc/system/imguiManager.h
+++ b/enginecustom/src/inc/system/imguiManager.h
@@ -38,6 +38,7 @@ public:
 	void WidgetEngineSettingsWindow(ApplicationClass* app);
 	void WidgetRenderWindow(ApplicationClass* app, ImVec2 availableSize);
 	void WidgetLogWindow(ApplicationClass* app);
+	void WidgetRenderStats(ApplicationClass* app);
 
 	bool ImGuiWidgetRenderer(ApplicationClass* app);
 
@@ -65,6 +66,11 @@ private:
 	bool showOldSceneWindow;
 	bool showEngineSettingsWindow;
 	bool showLogWindow;
+	bool showStatsWindow;
+
+	static const int FRAME_HISTORY_COUNT = 3600; // 1min secondes à 60 FPS
+	float m_frameTimeHistory[FRAME_HISTORY_COUNT] = {};
+	int m_frameTimeHistoryIndex = 0;
 
 	bool m_isPhyiscsEnabled = false;
 	bool m_isGravityEnabled = false;
diff --git a/enginecustom/src/inc/system/modelclass.h b/enginecustom/src/inc/system/modelclass.h
index c9723e6..632bcfe 100644
--- a/enginecustom/src/inc/system/modelclass.h
+++ b/enginecustom/src/inc/system/modelclass.h
@@ -213,9 +213,13 @@ public:
 	void Render(ID3D11DeviceContext*);
 
 	int GetIndexCount();
+	int GetVertexCount() const { return m_vertexCount; }
+
+	// TEXTURE //
+	
 	//ID3D11ShaderResourceView* GetTexture(int index) const;
 	ID3D11ShaderResourceView* GetTexture(TextureType type, int index) const;
-
+	
 	//bool ChangeTexture(ID3D11Device* device, ID3D11DeviceContext* deviceContext, std::wstring filename, int index);
 	bool ChangeTexture(ID3D11Device* device, ID3D11DeviceContext* deviceContext,std::wstring filename, TextureType type, int index);
     
@@ -227,7 +231,11 @@ public:
 	TextureContainer GetTextureContainer() const { return m_Textures; }
 
 	bool PreloadTextures(ID3D11Device* device, ID3D11DeviceContext* deviceContext, TextureContainer& textureContainer);
-    
+
+protected:
+	int m_vertexCount, m_indexCount;
+	ID3D11Buffer* m_vertexBuffer, * m_indexBuffer;
+	
 private:
 	bool InitializeBuffers(ID3D11Device*);
 	void ShutdownBuffers();
@@ -243,8 +251,6 @@ private:
 	void CalculateModelVectors();
 	void CalculateTangentBinormal(TempVertexType, TempVertexType, TempVertexType, VectorType&, VectorType&);
 	
-	ID3D11Buffer* m_vertexBuffer, * m_indexBuffer;
-	int m_vertexCount, m_indexCount;
 	TextureContainer m_Textures;
 	ModelType* m_model;
 };
diff --git a/enginecustom/src/inc/system/object.h b/enginecustom/src/inc/system/object.h
index 0db39ea..fcce138 100644
--- a/enginecustom/src/inc/system/object.h
+++ b/enginecustom/src/inc/system/object.h
@@ -50,6 +50,7 @@ public:
 
 	XMVECTOR GetPosition();
 	XMVECTOR GetRotation();
+	void Render(ID3D11DeviceContext* deviceContext);
 	XMVECTOR GetScale();
 
 	void SetVelocity(XMVECTOR);
@@ -63,7 +64,8 @@ public:
 	bool IsGrounded() const;
 	bool IsPhysicsEnabled() const;
 	void SetPhysicsEnabled(bool state);
-
+	void SetVisible (bool state) { m_isVisible = state; }
+	bool IsVisible() const { return m_isVisible; }
 
 	void UpdateWorldMatrix();
 	void UpdateSRMatrix();
@@ -100,6 +102,12 @@ public:
 	void LaunchObject();
 	bool LoadTexturesFromPath(std::vector<std::wstring>& texturePaths, TextureContainer& texturesContainer,
 	                          D3DClass* m_Direct3D);
+	bool SetupInstancing(ID3D11Device* device, const std::vector<XMMATRIX>& instanceTransforms);
+	void EnableInstancing(bool enabled);
+	void SetInstanceCount(int count);
+	bool IsInstancingEnabled() const;
+	int GetInstanceCount() const;
+	ID3D11Buffer* GetInstanceBuffer() const;
 	void SetAlpha(float alpha) { m_alpha = alpha; }
 	float GetAlpha() const { return m_alpha; }
 	void SetInitialStretch(float initialStretch) { m_initialStretch = initialStretch; }
@@ -128,6 +136,7 @@ private:
 	float m_mass;
 	bool m_isGrounded;
 	bool m_isPhysicsEnabled;
+	bool m_isVisible;
 
 	std::string m_name;
 	ObjectType m_type = ObjectType::Unknown;
@@ -140,5 +149,9 @@ private:
 	float m_initialStretch = 0.0f;
 	float m_springConstant = 10.0f;
 
+	bool m_instancingEnabled;
+	int m_instanceCount;
+	ID3D11Buffer* m_instanceBuffer;
+	std::vector<XMMATRIX> m_instanceTransforms;
 	
 };
diff --git a/enginecustom/src/src/system/applicationclass.cpp b/enginecustom/src/src/system/applicationclass.cpp
index 5033556..7817121 100644
--- a/enginecustom/src/src/system/applicationclass.cpp
+++ b/enginecustom/src/src/system/applicationclass.cpp
@@ -48,6 +48,7 @@ ApplicationClass::ApplicationClass() : m_ShouldQuit(false)
 	TrueLightPosition = XMFLOAT3(0.0f, 0.0f, 0.0f);
 	m_LightModel = nullptr;
 	m_renderCount = 0;
+	m_drawcalls = 0;
 }
 
 ApplicationClass::~ApplicationClass()
@@ -708,6 +709,8 @@ void ApplicationClass::Shutdown()
 
 bool ApplicationClass::Frame(InputClass* Input)
 {
+
+	ResetDrawCallCount();
 	
 	int mouseX, mouseY, currentMouseX, currentMouseY;
 	bool result, leftMouseDown, rightMouseDown, buttonQ, buttonD, buttonZ, buttonS, buttonA, buttonE, scrollUp, scrollDown;
@@ -1598,7 +1601,6 @@ bool ApplicationClass::RenderPass(const std::vector<std::reference_wrapper<std::
 
 	ConstructFrustum();	
 
-
 	for (const auto& RenderQueue : RenderQueues)
 	{
 		// Désactiver le Z-buffer si la RenderQueue est m_Skybox
@@ -1631,9 +1633,10 @@ bool ApplicationClass::RenderPass(const std::vector<std::reference_wrapper<std::
 			// Vérifie si l'objet est dans le frustum
 			if (!m_FrustumCulling.CheckCube(x, y, z, radius, GetFrustumTolerance()))
 			{
+				object->SetVisible(false);
 				continue;
 			}
-
+			object->SetVisible(true); // L'objet est visible
 			renderCount++;
 
 			scaleMatrix = object->GetScaleMatrix();
@@ -1828,6 +1831,8 @@ bool ApplicationClass::RenderPass(const std::vector<std::reference_wrapper<std::
 				}
 				break;
 			}
+
+			IncrementDrawCallCount();
 		}
 
 		if (isSkybox)
@@ -2252,4 +2257,206 @@ std::wstring ApplicationClass::GetScenePath()
 		return filepath.wstring();
 	}
 	return L"";
+}
+
+int ApplicationClass::GetTotalVertexCount() const
+{
+	int totalVertices = 0;
+	for (const auto& obj : m_object)
+	{
+		if (obj)
+		{
+			totalVertices += obj->GetVertexCount();
+		}
+	}
+	// Ajoutez le nombre de sommets pour les cubes
+	for (const auto& cube : m_cubes)
+	{
+		if (cube)
+		{
+			totalVertices += cube->GetVertexCount();
+		}
+	}
+	// Ajoutez le nombre de sommets pour le terrain
+	for (const auto& chunk : m_terrainChunk)
+	{
+		if (chunk)
+		{
+			totalVertices += chunk->GetVertexCount();
+		}
+	}
+	return totalVertices;
+}
+
+int ApplicationClass::GetTotalTriangleCount() const
+{
+	int totalTriangles = 0;
+	for (const auto& obj : m_object)
+	{
+		if (obj)
+		{
+			// Dans une topologie de liste de triangles, chaque triangle utilise 3 indices
+			totalTriangles += obj->GetIndexCount() / 3;
+		}
+	}
+	// Ajoutez le nombre de triangles pour les cubes
+	for (const auto& cube : m_cubes)
+	{
+		if (cube)
+		{
+			totalTriangles += cube->GetIndexCount() / 3;
+		}
+	}
+	// Ajoutez le nombre de triangles pour le terrain
+	for (const auto& chunk : m_terrainChunk)
+	{
+		if (chunk)
+		{
+			totalTriangles += chunk->GetIndexCount() / 3;
+		}
+	}
+	return totalTriangles;
+}
+
+int ApplicationClass::GetVisibleTriangleCount() const
+{
+	int visibleTriangles = 0;
+	for (const auto& obj : m_object)
+	{
+		if (obj && obj->IsVisible())
+		{
+			visibleTriangles += obj->GetIndexCount() / 3;
+		}
+	}
+	// Ajoutez le nombre de triangles visibles pour les cubes
+	for (const auto& cube : m_cubes)
+	{
+		if (cube && cube->IsVisible())
+		{
+			visibleTriangles += cube->GetIndexCount() / 3;
+		}
+	}
+	// Ajoutez le nombre de triangles visibles pour le terrain
+	for (const auto& chunk : m_terrainChunk)
+	{
+		if (chunk && chunk->IsVisible())
+		{
+			visibleTriangles += chunk->GetIndexCount() / 3;
+		}
+	}
+	return visibleTriangles;
+}
+
+int ApplicationClass::GetCurrentFps() const
+{
+	return m_Fps->GetFps();
+}
+
+int ApplicationClass::GetMinFps() const
+{
+	return m_Fps->GetMinFps();
+}
+
+int ApplicationClass::GetMaxFps() const
+{
+	return m_Fps->GetMaxFps();
+}
+
+float ApplicationClass::GetFrameTime() const
+{
+	return m_Fps->GetFrameTime();
+}
+
+int ApplicationClass::GetDrawCalls() const
+{
+	return m_drawcalls;
+}
+
+void ApplicationClass::ResetFpsStats()
+{
+	m_Fps->ResetStats();
+}
+
+void ApplicationClass::IncrementDrawCallCount()
+{
+	m_drawcalls++;
+}
+
+void ApplicationClass::ResetDrawCallCount()
+{
+	m_drawcalls = 0;
+}
+
+void ApplicationClass::CreateBigCube(int sideCount)
+{
+	Logger::Get().Log("Génération du terrain avec instanciation", __FILE__, __LINE__, Logger::LogLevel::Info);
+
+    // Nettoyer les objets terrain existants pour éviter les fuites
+    for (auto* chunk : m_terrainChunk)
+    {
+        if (chunk)
+        {
+            chunk->Shutdown();
+            delete chunk;
+        }
+    }
+    m_terrainChunk.clear();
+
+    // Dimensions du terrain
+    float scaleX = 1.0f;
+    float scaleY = 1.0f;
+    float scaleZ = 1.0f;
+
+    // Créer un conteneur de textures partagé
+    TextureContainer textureContainer;
+    textureContainer.diffusePaths.push_back(L"assets/Texture/Bricks2K.png");
+    textureContainer.normalPaths.push_back(L"assets/Texture/BricksNRM2K.png");
+    textureContainer.specularPaths.push_back(L"assets/Texture/BricksGLOSS2K.png");
+
+    // Précharger les textures une seule fois
+    ModelClass* sharedModel = new ModelClass();
+    sharedModel->PreloadTextures(m_Direct3D->GetDevice(), m_Direct3D->GetDeviceContext(), textureContainer);
+
+    char modelFilename[128];
+    strcpy_s(modelFilename, "assets/Model/TXT/cube.txt");
+
+    // Générer les tuiles de terrain
+    for (int i = 0; i < sideCount; i++)
+    {
+        for (int j = 0; j < sideCount; j++)
+        {
+
+        	for (int k = 0; k < sideCount; k++)
+        	{
+        		// Créer un nouvel objet de terrain
+        		Object* terrain = new Object();
+
+        		// Initialiser avec le modèle et les textures préchargées
+        		if (!terrain->Initialize(m_Direct3D->GetDevice(), m_Direct3D->GetDeviceContext(), modelFilename, textureContainer))
+        		{
+        			Logger::Get().Log("Échec de l'initialisation d'une tuile de terrain", __FILE__, __LINE__, Logger::LogLevel::Error);
+        			delete terrain;
+        			continue;
+        		}
+
+        		// Définir la position dans la grille
+        		XMFLOAT3 position(i * scaleX, k * scaleY, j * scaleZ);
+        		XMFLOAT3 scale(scaleX, scaleY, scaleZ);
+
+        		terrain->SetPosition(XMLoadFloat3(&position));
+        		terrain->SetScale(XMLoadFloat3(&scale));
+
+        		// Configurer les propriétés
+        		terrain->SetName("TerrainTile_" + std::to_string(i) + "_" + std::to_string(j));
+        		terrain->SetType(ObjectType::Cube);
+        		terrain->SetActiveShader(ShaderType::TEXTURE);
+        		terrain->SetId(m_ObjectId++);
+
+        		// Ajouter à la liste des chunks de terrain
+        		m_terrainChunk.push_back(terrain);
+        	}
+        }
+    }
+
+    Logger::Get().Log("Terrain généré avec " + std::to_string(m_terrainChunk.size()) + " tuiles", __FILE__, __LINE__, Logger::LogLevel::Info);
 }
\ No newline at end of file
diff --git a/enginecustom/src/src/system/fpsclass.cpp b/enginecustom/src/src/system/fpsclass.cpp
index ac24c3e..3e4b3ca 100644
--- a/enginecustom/src/src/system/fpsclass.cpp
+++ b/enginecustom/src/src/system/fpsclass.cpp
@@ -19,27 +19,63 @@ void FpsClass::Initialize()
 {
     m_fps = 0;
     m_count = 0;
-
-    m_startTime = timeGetTime();
+    m_minFps = INT_MAX;
+    m_maxFps = 0;
+    m_frameTime = 0.0f;
+    m_previousTime = timeGetTime();
+    m_startTime = m_previousTime;
 
     return;
 }
 
 void FpsClass::Frame()
 {
+
+    unsigned int currentTime = timeGetTime();
+
+    m_frameTime = (currentTime - m_previousTime) * 0.001f;
+    m_previousTime = currentTime;
+    
     m_count++;
 
     if (timeGetTime() >= (m_startTime + 1000))
     {
         m_fps = m_count;
-        m_count = 0;
 
+        if (m_fps < m_minFps)
+            m_minFps = m_fps;
+
+        if (m_fps > m_maxFps)
+            m_maxFps = m_fps;
+        
+        m_count = 0;
         m_startTime = timeGetTime();
     }
 
     return;
 }
 
+int FpsClass::GetMinFps() const
+{
+    return m_minFps;
+}
+
+int FpsClass::GetMaxFps() const
+{
+    return m_maxFps;
+}
+
+float FpsClass::GetFrameTime() const
+{
+    return m_frameTime;
+}
+
+void FpsClass::ResetStats()
+{
+    m_minFps = INT_MAX;
+    m_maxFps = 0;
+}
+
 int FpsClass::GetFps()
 {
     return m_fps;
diff --git a/enginecustom/src/src/system/imguiManager.cpp b/enginecustom/src/src/system/imguiManager.cpp
index ac79a8c..0e993fc 100644
--- a/enginecustom/src/src/system/imguiManager.cpp
+++ b/enginecustom/src/src/system/imguiManager.cpp
@@ -4,6 +4,13 @@
 imguiManager::imguiManager()
 {
 	io = nullptr;
+	m_frameTimeHistoryIndex = 0;
+    
+	// Initialiser l'historique des frametimes à zéro
+	for (int i = 0; i < FRAME_HISTORY_COUNT; i++)
+	{
+		m_frameTimeHistory[i] = 0.0f;
+	}
 }
 
 imguiManager::~imguiManager()
@@ -94,6 +101,7 @@ void imguiManager::SetupDockspace(ApplicationClass* app) {
 			ImGui::MenuItem("Light Window", NULL, &showLightWindow);
 			ImGui::MenuItem("Engine Settings Window", NULL, &showEngineSettingsWindow);
 			ImGui::MenuItem("Log Window", NULL, &showLogWindow);
+			ImGui::MenuItem("Render Stats", NULL, &showStatsWindow);
 			ImGui::EndMenu();
 		}
 
@@ -134,11 +142,6 @@ void imguiManager::WidgetButton()
 	ImGui::Text("counter = %d", counter);
 }
 
-void imguiManager::WidgetFPS()
-{
-	ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / io->Framerate, io->Framerate);
-}
-
 void imguiManager::WidgetAddObject(ApplicationClass* app)
 {
 	if (ImGui::CollapsingHeader("Objects"))
@@ -529,18 +532,36 @@ void imguiManager::WidgetTerrainWindow(ApplicationClass* app)
 
 	ImGui::Separator();
 
-	if (ImGui::Button("Generate Terrain"))
+	if (ImGui::Button("Generate Flat Terrain"))
 	{
 		app->GenerateTerrain();
 	}
 
-	ImGui::SameLine();
+	ImGui::Separator();
+
+	// int input area for the number of cubes
+	static int numCubes = 10;
+	ImGui::InputInt("Number of Cubes", &numCubes);
+	if (numCubes < 1)
+	{
+		numCubes = 1;
+	}
+
+	ImGui::Separator();
+
+	if (ImGui::Button("Generate Big Cube Terrain"))
+	{
+		app->CreateBigCube(numCubes);
+	}
+
+	ImGui::Separator();
 
 	if (ImGui::Button("Delete All Terrain Cubes"))
 	{
 		app->DeleteTerrain();
 	}
 
+
 	
 	ImGui::End();
 }
@@ -560,7 +581,7 @@ bool imguiManager::ImGuiWidgetRenderer(ApplicationClass* app)
 	WidgetSpeedSlider(&speed);
 	app->SetSpeed(speed);
 	WidgetButton();
-	WidgetFPS();
+	// WidgetFPS();
 	WidgetAddObject(app);
 
 	ImGui::End();
@@ -595,6 +616,11 @@ bool imguiManager::ImGuiWidgetRenderer(ApplicationClass* app)
 	{
 		WidgetRenderWindow(app, ImVec2(800, 600));
 	}
+
+	if (showStatsWindow)
+	{
+		WidgetRenderStats(app);
+	}
 	
 
 	//render imgui
@@ -843,4 +869,64 @@ void imguiManager::WidgetRenderWindow(ApplicationClass* app, ImVec2 availableSiz
 	}
 
 	ImGui::End();
+}
+
+void imguiManager::WidgetRenderStats(ApplicationClass* app)
+{
+    ImGui::Begin("Render Stats");
+
+    // Récupérer le frametime actuel et le mettre dans l'historique
+    float currentFrameTime = app->GetFrameTime();
+    m_frameTimeHistory[m_frameTimeHistoryIndex] = currentFrameTime;
+    m_frameTimeHistoryIndex = (m_frameTimeHistoryIndex + 1) % FRAME_HISTORY_COUNT;
+
+    ImGui::Text("FPS: %d", app->GetCurrentFps());
+    ImGui::SameLine();
+    ImGui::Text("Min Fps: %d", app->GetMinFps());
+    ImGui::SameLine();
+    ImGui::Text("Max Fps: %d", app->GetMaxFps());
+
+    ImGui::Separator();
+
+    // Trouver les valeurs min/max pour l'échelle du graphique
+    float frameTimeMin = FLT_MAX;
+    float frameTimeMax = 0.0f;
+    for (int i = 0; i < FRAME_HISTORY_COUNT; i++) {
+        if (m_frameTimeHistory[i] > 0.0f) {
+            frameTimeMin = min(frameTimeMin, m_frameTimeHistory[i]);
+            frameTimeMax = max(frameTimeMax, m_frameTimeHistory[i]);
+        }
+    }
+    // S'assurer d'avoir au moins une petite plage
+    if (frameTimeMax == 0.0f) frameTimeMax = 0.033f; // ~30 FPS
+    if (frameTimeMin == FLT_MAX) frameTimeMin = 0.0f;
+    
+    // Ajouter 10% de marge pour la lisibilité
+    float margin = (frameTimeMax - frameTimeMin) * 0.1f;
+    frameTimeMin = max(0.0f, frameTimeMin - margin);
+    frameTimeMax += margin;
+
+    // Afficher le graphique
+    ImGui::Text("Frame Time: %.3f ms", currentFrameTime * 1000.0f);
+	ImGui::PlotLines("FrameTimeGraph", // Au lieu de chaîne vide ""
+				 m_frameTimeHistory, 
+				 FRAME_HISTORY_COUNT, 
+				 m_frameTimeHistoryIndex, 
+				 "", 
+				 frameTimeMin, 
+				 frameTimeMax, 
+				 ImVec2(0, 80));
+
+    ImGui::Text("Draw Calls: %d", app->GetDrawCalls());
+
+    ImGui::Separator();
+
+    ImGui::Text("Statistiques de rendu:");
+    ImGui::Text("Vertices total: %d", app->GetTotalVertexCount());
+
+    ImGui::Text("Triangles total: %d", app->GetTotalTriangleCount());
+    ImGui::SameLine();
+    ImGui::Text("Triangles visibles: %d", app->GetVisibleTriangleCount());
+
+    ImGui::End();
 }
\ No newline at end of file
diff --git a/enginecustom/src/src/system/modelclass.cpp b/enginecustom/src/src/system/modelclass.cpp
index a201701..c82cf1a 100644
--- a/enginecustom/src/src/system/modelclass.cpp
+++ b/enginecustom/src/src/system/modelclass.cpp
@@ -570,11 +570,6 @@ void ModelClass::ReleaseModel()
 	return;
 }
 
-// bool ModelClass::ChangeTexture(ID3D11Device* device, ID3D11DeviceContext* deviceContext, std::wstring filename, int index) {
-// 	// Pour compatibilité, utilise la texture diffuse par défaut
-// 	return ChangeTexture(device, deviceContext, filename, TextureType::Diffuse, index);
-// }
-
 bool ModelClass::PreloadTextures(ID3D11Device* device, ID3D11DeviceContext* deviceContext, TextureContainer& textureContainer)
 {
     HRESULT hResult;
diff --git a/enginecustom/src/src/system/object.cpp b/enginecustom/src/src/system/object.cpp
index 77ab673..2a3e2ad 100644
--- a/enginecustom/src/src/system/object.cpp
+++ b/enginecustom/src/src/system/object.cpp
@@ -18,11 +18,19 @@ Object::Object()// Initialize the reference here
 	m_isGrounded = false;
 	m_id = NULL;
 	m_boundingRadius = 1.0f;
+	m_instancingEnabled = false;
+	m_instanceCount = 0;
+	m_instanceBuffer = nullptr;
 }
 
 Object::~Object()
 {
-
+	// Libérer le buffer d'instances
+	if (m_instanceBuffer)
+	{
+		m_instanceBuffer->Release();
+		m_instanceBuffer = nullptr;
+	}
 }
 
 void Object::SetScaleMatrix(XMMATRIX scaleMatrix)
@@ -92,6 +100,44 @@ XMVECTOR Object::GetRotation()
 	return XMVectorSet(rotationX, rotationY, rotationZ, 0.0f);
 }
 
+void Object::Render(ID3D11DeviceContext* deviceContext)
+{
+	unsigned int strides[2];
+	unsigned int offsets[2];
+	ID3D11Buffer* bufferPointers[2];
+
+	// Configurer les vertex et index buffers
+	strides[0] = sizeof(VertexType);
+	offsets[0] = 0;
+	bufferPointers[0] = m_vertexBuffer;
+
+	// Si l'instanciation est activée
+	if (m_instancingEnabled && m_instanceBuffer)
+	{
+		// Configurer le buffer d'instances
+		strides[1] = sizeof(XMMATRIX);
+		offsets[1] = 0;
+		bufferPointers[1] = m_instanceBuffer;
+
+		// Définir les deux buffers (vertex et instance) sur le pipeline
+		deviceContext->IASetVertexBuffers(0, 2, bufferPointers, strides, offsets);
+		deviceContext->IASetIndexBuffer(m_indexBuffer, DXGI_FORMAT_R32_UINT, 0);
+		deviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
+
+		// Dessiner les instances
+		deviceContext->DrawIndexedInstanced(m_indexCount, m_instanceCount, 0, 0, 0);
+	}
+	else
+	{
+		// Rendu normal sans instanciation
+		deviceContext->IASetVertexBuffers(0, 1, bufferPointers, strides, offsets);
+		deviceContext->IASetIndexBuffer(m_indexBuffer, DXGI_FORMAT_R32_UINT, 0);
+		deviceContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
+
+		// Dessiner l'objet normalement
+		deviceContext->DrawIndexed(m_indexCount, 0, 0);
+	}
+}
 
 XMVECTOR Object::GetScale()
 {
@@ -389,4 +435,66 @@ bool Object::LoadTexturesFromPath(std::vector<std::wstring>& texturePaths, Textu
 	}
 
 	return true;
+}
+
+bool Object::SetupInstancing(ID3D11Device* device, const std::vector<XMMATRIX>& instanceTransforms)
+{
+	// Stocker les matrices de transformation
+	m_instanceTransforms = instanceTransforms;
+	m_instanceCount = static_cast<int>(instanceTransforms.size());
+    
+	// Libérer le buffer d'instances existant si nécessaire
+	if (m_instanceBuffer)
+	{
+		m_instanceBuffer->Release();
+		m_instanceBuffer = nullptr;
+	}
+
+	// Créer le buffer d'instances
+	D3D11_BUFFER_DESC instanceBufferDesc;
+	ZeroMemory(&instanceBufferDesc, sizeof(instanceBufferDesc));
+	instanceBufferDesc.Usage = D3D11_USAGE_DYNAMIC;
+	instanceBufferDesc.ByteWidth = sizeof(XMMATRIX) * m_instanceCount;
+	instanceBufferDesc.BindFlags = D3D11_BIND_VERTEX_BUFFER;
+	instanceBufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
+	instanceBufferDesc.MiscFlags = 0;
+	instanceBufferDesc.StructureByteStride = 0;
+
+	D3D11_SUBRESOURCE_DATA instanceData;
+	ZeroMemory(&instanceData, sizeof(instanceData));
+	instanceData.pSysMem = instanceTransforms.data();
+
+	HRESULT result = device->CreateBuffer(&instanceBufferDesc, &instanceData, &m_instanceBuffer);
+	if (FAILED(result))
+	{
+		return false;
+	}
+
+	return true;
+}
+
+void Object::EnableInstancing(bool enabled)
+{
+	m_instancingEnabled = enabled;
+}
+
+void Object::SetInstanceCount(int count)
+{
+	m_instanceCount = count;
+}
+
+// Ajoutez également ces méthodes pour accéder aux données d'instanciation
+bool Object::IsInstancingEnabled() const
+{
+	return m_instancingEnabled;
+}
+
+int Object::GetInstanceCount() const
+{
+	return m_instanceCount;
+}
+
+ID3D11Buffer* Object::GetInstanceBuffer() const
+{
+	return m_instanceBuffer;
 }
\ No newline at end of file