diff --git a/res/shaders/main.frag b/res/shaders/main.frag
index 78afc2d..bf504cb 100644
--- a/res/shaders/main.frag
+++ b/res/shaders/main.frag
@@ -10,8 +10,6 @@ uniform vec4 diffuse_light_color;
 uniform vec4 ambient_light;
 
 
-out vec4 frag_color;
-
 void main(){
 	vec3 lightDir;
 	float lightIntensity;
@@ -34,5 +32,5 @@ void main(){
 	// Clamp the final light color.
 	color1 = clamp(color1, 0.0f, 1.0f);
 	
-	frag_color = color1 * texture2D(myTexture,out_coord_texture);
+	gl_FragColor = color1 * texture2D(myTexture,out_coord_texture);
 }
\ No newline at end of file
diff --git a/src/mrdev023/gameengine/GameEngine.java b/src/mrdev023/gameengine/GameEngine.java
index 4dbf32c..b9f7558 100644
--- a/src/mrdev023/gameengine/GameEngine.java
+++ b/src/mrdev023/gameengine/GameEngine.java
@@ -52,7 +52,7 @@ public class GameEngine {
 		System.out.println("---------------------------- Load Audio File -----------------------------------------");
 		try {
 			a = new Audio("res/audio/test.wav");
-			a.playSound();
+//			a.playSound();
 		} catch (Exception e) {
 			// TODO Auto-generated catch block
 			e.printStackTrace();
@@ -93,7 +93,6 @@ public class GameEngine {
 				TICKS = 0;
 				Timer.setValue("info", Timer.getNanoTime("info") - 1000000000);
 			}
-			
 		}
 		destroy();
 	}
diff --git a/src/mrdev023/gamestate/MainMenu.java b/src/mrdev023/gamestate/MainMenu.java
index 140cc99..ee9906f 100644
--- a/src/mrdev023/gamestate/MainMenu.java
+++ b/src/mrdev023/gamestate/MainMenu.java
@@ -3,7 +3,7 @@ package mrdev023.gamestate;
 import java.util.ArrayList;
 
 import org.lwjgl.glfw.*;
-
+import org.lwjgl.opengl.*;
 
 import mrdev023.entity.*;
 import mrdev023.gameengine.*;
@@ -17,10 +17,10 @@ import mrdev023.utils.*;
 
 public class MainMenu extends Game implements IGameState{
 
-	public VAO vao,cube;
 	public int time = 0;
 	public static final float speed = 1.0f;
 	public ArrayList<Light> lights;
+	public ArrayList<Mesh> meshs;
 	public TextFont text;
 	
 	public void update() {
@@ -66,37 +66,37 @@ public class MainMenu extends Game implements IGameState{
 	}
 
 	public void init() {
+		//Ajout de la lumiere sur la scene
 		lights = new ArrayList<Light>();
-		lights.add(new AmbientLight(new Vector3f(100,100,100),Color4f.WHITE,Color4f.mul(Color4f.WHITE,1.0f)));
-		vao = MeshBuilder.createFloor(400, Color4f.WHITE,Texture.FLOOR);
-		cube = MeshBuilder.createCube(100, Color4f.WHITE,Texture.WOOD);
+		lights.add(new AmbientLight(new Vector3f(100,100,100),Color4f.WHITE,Color4f.WHITE));
+//		lights.add(new AmbientLight(new Vector3f(100,100,100),Color4f.WHITE,Color4f.WHITE));
+		//Ajout des Objets sur la scene
+		meshs = new ArrayList<Mesh>();
+		meshs.add(new Mesh(MeshBuilder.createFloor(400, Color4f.WHITE,Texture.FLOOR),(new Matrix4f()).loadIdentity()));
+		meshs.add(new Mesh(MeshBuilder.createCube(100, Color4f.WHITE,Texture.WOOD),(new Matrix4f()).loadIdentity().tranlate(0, 200, 0)));
 		text = new TextFont("Test", 10, 10, 16, Color4f.WHITE);
 	}
 
 	public void render2D() {
-		text.drawText();
+		
 	}
 
 	public void render3D() {
 		for(Light light : lights){
-			light.drawLight();
-			Matrix4f mvp = new Matrix4f();
-			mvp.loadIdentity();
-			Shader.MAIN.uniform("transform", mvp);
-			vao.render3D();
-			mvp.tranlate(0, 200, 0);
-			Shader.MAIN.uniform("transform", mvp);
-			cube.render3D();
+			for(Mesh mesh : meshs){
+				light.drawLight();
+				Shader.MAIN.uniform("transform", mesh.getTransform());
+				mesh.getVao().render3D();
+			}
 		}
 	}
 
 	public void renderGUI() {
-		
+		text.drawText();
 	}
 
 	public void destroy() {
-		vao.destroy();
-		cube.destroy();
+		for(Mesh mesh : meshs)mesh.getVao().destroy();
 	}
 
 }
diff --git a/src/mrdev023/math/Color4f.java b/src/mrdev023/math/Color4f.java
index 401fa47..6a91dac 100644
--- a/src/mrdev023/math/Color4f.java
+++ b/src/mrdev023/math/Color4f.java
@@ -27,8 +27,40 @@ public class Color4f {
 	   return new Color4f(a.r * b,a.g * b,a.b * b,a.a * b);
 	}
 	
-	public static Color4f mul (Color4f a, Color4f b){
-	   return new Color4f((a.r + b.r)/2.0f,(a.g + b.g)/2.0f,(a.b + b.b)/2.0f,(a.a + b.a)/2.0f);
+	public static Color4f mul (float o,Color4f... a){
+		float r = 0;
+		float b = 0;
+		float g = 0;
+		float al = 0;
+		for(Color4f c : a){
+			r += c.r;
+			g += c.g;
+			b += c.b;
+			al += c.a;
+		}
+		r /= a.length;
+		g /= a.length;
+		b /= a.length;
+		al /= a.length;
+	   return new Color4f(r * o,g * o,b * o,al * o);
+	}
+	
+	public static Color4f mul (Color4f... a){
+		float r = 0;
+		float b = 0;
+		float g = 0;
+		float al = 0;
+		for(Color4f c : a){
+			r += c.r;
+			g += c.g;
+			b += c.b;
+			al += c.a;
+		}
+		r /= a.length;
+		g /= a.length;
+		b /= a.length;
+		al /= a.length;
+	   return new Color4f(r,g,b,al);
 	}
 	
 	public Color4f() {
diff --git a/src/mrdev023/math/Matrix4f.java b/src/mrdev023/math/Matrix4f.java
index 27fc464..f7b192d 100644
--- a/src/mrdev023/math/Matrix4f.java
+++ b/src/mrdev023/math/Matrix4f.java
@@ -22,13 +22,14 @@ public class Matrix4f {
 		this.m = m;
 	}
 	
-	public void loadIdentity(){
+	public Matrix4f loadIdentity(){
 		m = new float[][]{
 			{1,0,0,0},
 			{0,1,0,0},
 			{0,0,1,0},
 			{0,0,0,1}
 		};
+		return this;
 	}
 	
 	public void rotate(Quaternion q){
@@ -76,7 +77,7 @@ public class Matrix4f {
 		return mat;
 	}
 	
-	public void tranlate(float x,float y,float z){
+	public Matrix4f tranlate(float x,float y,float z){
 		Matrix4f mat = new Matrix4f(new float[][]{
 			{1,0,0,x},
 			{0,1,0,y},
@@ -84,6 +85,7 @@ public class Matrix4f {
 			{0,0,0,1}
 		});
 		m = mul(mat).getM();
+		return this;
 	}
 	
 	public void scale(float x,float y,float z){
diff --git a/src/mrdev023/model/Mesh.java b/src/mrdev023/model/Mesh.java
new file mode 100644
index 0000000..cf691c1
--- /dev/null
+++ b/src/mrdev023/model/Mesh.java
@@ -0,0 +1,34 @@
+package mrdev023.model;
+
+import mrdev023.math.*;
+import mrdev023.rendering.*;
+
+public class Mesh {
+
+	private VAO vao;
+	private Matrix4f transform;
+	
+	public Mesh(VAO vao,Matrix4f mat){
+		this.vao = vao;
+		this.transform = mat;
+	}
+
+	public VAO getVao() {
+		return vao;
+	}
+
+	public void setVao(VAO vao) {
+		this.vao = vao;
+	}
+
+	public Matrix4f getTransform() {
+		return transform;
+	}
+
+	public void setTransform(Matrix4f transform) {
+		this.transform = transform;
+	}
+	
+	
+	
+}
diff --git a/src/mrdev023/opengl/DisplayManager.java b/src/mrdev023/opengl/DisplayManager.java
index 133f70f..c2ce6a6 100644
--- a/src/mrdev023/opengl/DisplayManager.java
+++ b/src/mrdev023/opengl/DisplayManager.java
@@ -37,6 +37,8 @@ public class DisplayManager {
 		glCullFace(GL_BACK);
 		glEnable(GL_CULL_FACE);
 		glEnable(GL_DEPTH_TEST);
+		glEnable (GL_BLEND);
+		glBlendFunc (GL_ONE, GL_ONE);
 	}
 	
 	public static void preRenderGUI(){
diff --git a/src/mrdev023/rendering/VAO.java b/src/mrdev023/rendering/VAO.java
index 4e1662d..c266914 100644
--- a/src/mrdev023/rendering/VAO.java
+++ b/src/mrdev023/rendering/VAO.java
@@ -55,6 +55,23 @@ public class VAO {
 		glBufferData(GL_ARRAY_BUFFER, buffer, GL_STATIC_DRAW);
 		glBindBuffer(GL_ARRAY_BUFFER, 0);
 		
+		glEnableVertexAttribArray(0);
+		glVertexAttribPointer(0, 2, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, 0);
+		
+		glEnableVertexAttribArray(3);
+		glVertexAttribPointer(3, 3, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, 2 * SIZE_OF_FLOAT);
+		
+		glEnableVertexAttribArray(1);
+		glVertexAttribPointer(1, 4, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, (2 + 3) * SIZE_OF_FLOAT);
+		
+		glEnableVertexAttribArray(2);
+		glVertexAttribPointer(2, 2, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, (2 + 3 + 4) * SIZE_OF_FLOAT);
+		
+		glDisableVertexAttribArray(0);
+		glDisableVertexAttribArray(1);
+		glDisableVertexAttribArray(2);
+		glDisableVertexAttribArray(3);
+		
 		glBindVertexArray(0);
 		size = data.size();
 	}
@@ -69,11 +86,6 @@ public class VAO {
 		glEnableVertexAttribArray(2);
 		glEnableVertexAttribArray(3);
 		
-		glVertexAttribPointer(0, 2, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, 0);
-		glVertexAttribPointer(3, 3, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, 2 * SIZE_OF_FLOAT);
-		glVertexAttribPointer(1, 4, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, (2 + 3) * SIZE_OF_FLOAT);
-		glVertexAttribPointer(2, 2, GL_FLOAT, false, (2 + 3 + 4 + 2) * SIZE_OF_FLOAT, (2 + 3 + 4) * SIZE_OF_FLOAT);
-		
 		glDrawArrays(GL_QUADS, 0, size/(2 + 3 + 4 + 2));
 		
 		glDisableVertexAttribArray(0);