diff --git a/SQCSim2021/chunk.cpp b/SQCSim2021/chunk.cpp
index e4bb929..45d57de 100644
--- a/SQCSim2021/chunk.cpp
+++ b/SQCSim2021/chunk.cpp
@@ -3,7 +3,32 @@
 
 Chunk::Chunk(int x, int y) : m_posX(x), m_posY(y) { m_blocks.Reset(BTYPE_AIR); }
 
-Chunk::~Chunk() { }
+Chunk::Chunk(int x, int y, char data[CHUNK_SIZE_X * CHUNK_SIZE_Y * CHUNK_SIZE_Z]) : m_posX(x), m_posY(y) {
+    for (int x = 0; x < CHUNK_SIZE_X; ++x)
+        for (int z = 0; z < CHUNK_SIZE_Z; ++z)
+            for (int y = 0; y < CHUNK_SIZE_Y; ++y) 
+                m_blocks.Set(x, y, z, data[x + (z * CHUNK_SIZE_X) + (y * CHUNK_SIZE_Z * CHUNK_SIZE_X)]);
+            
+}
+
+Chunk::~Chunk() {
+    if (m_isModified) {
+        char data[CHUNK_SIZE_X * CHUNK_SIZE_Y * CHUNK_SIZE_Z];
+
+        for (int x = 0; x < CHUNK_SIZE_X; ++x)
+            for (int z = 0; z < CHUNK_SIZE_Z; ++z)
+                for (int y = 0; y < CHUNK_SIZE_Y; ++y)
+                    data[x + (z * CHUNK_SIZE_X) + (y * CHUNK_SIZE_Z * CHUNK_SIZE_X)] = (char)GetBlock(x, y, z);
+
+        std::ostringstream pos;
+        pos << CHUNK_PATH << m_posX << '_' << m_posY << ".chunk";
+
+
+        std::ofstream output(pos.str().c_str(), std::fstream::binary);
+        output.write(data, sizeof(data));
+        output.close();
+    }
+}
 
 void Chunk::RemoveBlock(int x, int y, int z, World* world) {
     m_blocks.Set(x, y, z, BTYPE_AIR);
@@ -39,9 +64,10 @@ void Chunk::CheckNeighbors(int x, int z, World* world) {
         world->ChunkAt(m_posX * CHUNK_SIZE_X, 1, (m_posY + 1) * CHUNK_SIZE_Z)->MakeDirty();
 }
 
-int Chunk::GetPosX() const { return m_posX; }
-
-int Chunk::GetPosY() const { return m_posY; }
+void Chunk::GetPosition(int& x, int& y) const {
+    x = m_posX;
+    y = m_posY;
+}
 
 void Chunk::Update(BlockInfo* blockinfo[BTYPE_LAST], World* world) {
     float u, v, s;
@@ -88,10 +114,10 @@ void Chunk::AddBlockToMesh(VertexBuffer::VertexData* vd, int& count, BlockType b
     }
 
     if (y == 0 || GetBlock(x, y - 1, z) == BTYPE_AIR) {                                     // -y
-        vd[count++] = VertexBuffer::VertexData(x, y, z + 1.f, .8f, .8f, .8f, u, v);
-        vd[count++] = VertexBuffer::VertexData(x, y, z, .8f, .8f, .8f, u, v + s);
-        vd[count++] = VertexBuffer::VertexData(x + 1.f, y, z, .8f, .8f, .8f, u + s, v + s);
-        vd[count++] = VertexBuffer::VertexData(x + 1.f, y, z + 1.f, .8f, .8f, .8f, u + s, v);
+        vd[count++] = VertexBuffer::VertexData(x, y, z + 1.f, .2f, .2f, .2f, u, v);
+        vd[count++] = VertexBuffer::VertexData(x, y, z, .2f, .2f, .2f, u, v + s);
+        vd[count++] = VertexBuffer::VertexData(x + 1.f, y, z, .2f, .2f, .2f, u + s, v + s);
+        vd[count++] = VertexBuffer::VertexData(x + 1.f, y, z + 1.f, .2f, .2f, .2f, u + s, v);
     }
 
     if (world->BlockAt(cx + 1, y, cy) == BTYPE_AIR) {                      //  x
@@ -102,17 +128,17 @@ void Chunk::AddBlockToMesh(VertexBuffer::VertexData* vd, int& count, BlockType b
     }
 
     if (world->BlockAt(cx - 1, y, cy) == BTYPE_AIR) {                                     // -x
-        vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z + 1.f, .9f, .9f, .9f, u, v + s);
-        vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z, .9f, .9f, .9f, u + s, v + s);
-        vd[count++] = VertexBuffer::VertexData(x, y, z, .9f, .9f, .9f, u + s, v);
-        vd[count++] = VertexBuffer::VertexData(x, y, z + 1.f, .9f, .9f, .9f, u, v);
+        vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z + 1.f, .5f, .5f, .5f, u, v + s);
+        vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z, .5f, .5f, .5f, u + s, v + s);
+        vd[count++] = VertexBuffer::VertexData(x, y, z, .5f, .5f, .5f, u + s, v);
+        vd[count++] = VertexBuffer::VertexData(x, y, z + 1.f, .5f, .5f, .5f, u, v);
     }
 
     if (world->BlockAt(cx, y, cy + 1) == BTYPE_AIR) {                      //  z
-        vd[count++] = VertexBuffer::VertexData(x, y, z + 1.f, 1.f, 1.f, 1.f, u, v);
-        vd[count++] = VertexBuffer::VertexData(x + 1.f, y, z + 1.f, 1.f, 1.f, 1.f, u + s, v);
-        vd[count++] = VertexBuffer::VertexData(x + 1.f, y + 1.f, z + 1.f, 1.f, 1.f, 1.f, u + s, v + s);
-        vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z + 1.f, 1.f, 1.f, 1.f, u, v + s);
+        vd[count++] = VertexBuffer::VertexData(x, y, z + 1.f, .4f, .4f, .4f, u, v);
+        vd[count++] = VertexBuffer::VertexData(x + 1.f, y, z + 1.f, .4f, .4f, .4f, u + s, v);
+        vd[count++] = VertexBuffer::VertexData(x + 1.f, y + 1.f, z + 1.f, .4f, .4f, .4f, u + s, v + s);
+        vd[count++] = VertexBuffer::VertexData(x, y + 1.f, z + 1.f, .4f, .4f, .4f, u, v + s);
     }
 
     if (world->BlockAt(cx, y, cy - 1) == BTYPE_AIR) {                                     // -z
diff --git a/SQCSim2021/chunk.h b/SQCSim2021/chunk.h
index 1bde671..e4d21b4 100644
--- a/SQCSim2021/chunk.h
+++ b/SQCSim2021/chunk.h
@@ -22,14 +22,14 @@ class Chunk {
 
     public:
         Chunk(int x, int y);
+        Chunk(int x, int y, char data[CHUNK_SIZE_X * CHUNK_SIZE_Y * CHUNK_SIZE_Z]);
         ~Chunk();
 
         void RemoveBlock(int x, int y, int z, World* world);
         void SetBlock(int x, int y, int z, BlockType type, World* world);
         BlockType GetBlock(int x, int y, int z);
         void CheckNeighbors(int x, int z, World* world);
-        int GetPosX() const;
-        int GetPosY() const;
+        void GetPosition(int& x, int& y) const;
 
         void Update(BlockInfo* blockinfo[BTYPE_LAST], World* world);
         
diff --git a/SQCSim2021/define.h b/SQCSim2021/define.h
index ad3e097..d12d984 100644
--- a/SQCSim2021/define.h
+++ b/SQCSim2021/define.h
@@ -22,7 +22,7 @@
 #define FRAMES_RENDER_CHUNKS 2
 #define FRAMES_UPDATE_CHUNKS 2
 
-#define VIEW_DISTANCE 128
+#define VIEW_DISTANCE 512
 #define MAX_SELECTION_DISTANCE 5
 
 typedef uint8_t BlockType;
@@ -31,5 +31,6 @@ enum BLOCK_TYPE { BTYPE_AIR, BTYPE_DIRT, BTYPE_GRASS, BTYPE_METAL, BTYPE_ICE, BT
 #define TEXTURE_PATH        "../SQCSim2021/media/textures/"
 #define SHADER_PATH		    "../SQCSim2021/media/shaders/"
 #define AUDIO_PATH			"../SQCSim2021/media/audio/"
+#define CHUNK_PATH			"../SQCSim2021/media/chunks/"
 
 #endif // DEFINE_H__
diff --git a/SQCSim2021/engine.cpp b/SQCSim2021/engine.cpp
index 1bbfbf0..f683569 100644
--- a/SQCSim2021/engine.cpp
+++ b/SQCSim2021/engine.cpp
@@ -8,8 +8,7 @@ Engine::Engine() { }
 
 Engine::~Engine() { }
 
-void Engine::Init()
-{
+void Engine::Init() {
 	GLenum glewErr = glewInit();
 	if (glewErr != GLEW_OK) {
 		std::cerr << " ERREUR GLEW : " << glewGetErrorString(glewErr) << std::endl;
@@ -18,17 +17,21 @@ void Engine::Init()
 
 	glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 	glEnable(GL_TEXTURE_2D);
-
 	glMatrixMode(GL_PROJECTION);
 	glLoadIdentity();
 	gluPerspective(45.0f, (float)Width() / (float)Height(), 0.0001f, 1000.0f);
 	glEnable(GL_DEPTH_TEST);
 	glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
-	glShadeModel(GL_SMOOTH);
+	//glShadeModel(GL_SMOOTH);
 	glEnable(GL_LIGHTING);
 	glEnable(GL_LINE_SMOOTH);
 	glEnable(GL_CULL_FACE);
 
+	glDisable(GL_FRAMEBUFFER_SRGB);
+
+	glEnable(GL_BLEND);
+	glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);
+
 	// Light
 	GLfloat light0Pos[4] = { 0.0f, CHUNK_SIZE_Y, 0.0f, 1.0f };
 	GLfloat light0Amb[4] = { 0.2f, 0.2f, 0.2f, 1.f };
@@ -41,11 +44,14 @@ void Engine::Init()
 	glLightfv(GL_LIGHT0, GL_DIFFUSE, light0Diff);
 	glLightfv(GL_LIGHT0, GL_SPECULAR, light0Spec);
 
+	// Init manifeste de chunks renderés.
+	m_renderManifest.reserve(3000);
+
 	// Objet de skybox avec sa propre texture et son propre shader!
 	m_skybox.Init(0.00013f);
 
 	// Objet de musique!
-	m_audio.ToggleMusicState();
+	//m_audio.ToggleMusicState();
 
 	// Init Chunks
 	m_world.GetChunks().Reset(nullptr);
@@ -67,7 +73,7 @@ void Engine::LoadResource() {
 	TextureAtlas::TextureIndex texGrassIndex = m_textureAtlas.AddTexture(TEXTURE_PATH "grass.png");
 	TextureAtlas::TextureIndex texMetalIndex = m_textureAtlas.AddTexture(TEXTURE_PATH "metal.png");
 
-	if (!m_textureAtlas.Generate(128, false)) {
+	if (!m_textureAtlas.Generate(512, false)) {
 		std::cout << " Unable to generate texture atlas ..." << std::endl;
 		abort();
 	}
@@ -101,7 +107,7 @@ void Engine::DrawHud(float elapsedTime) {
 	glDisable(GL_LIGHTING);
 	glColor4f(1.f, 1.f, 1.f, 1.f);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE);
-	glEnable(GL_BLEND);
+	//glEnable(GL_BLEND);
 	glDisable(GL_DEPTH_TEST);
 	glMatrixMode(GL_PROJECTION);
 	glPushMatrix();
@@ -119,6 +125,9 @@ void Engine::DrawHud(float elapsedTime) {
 	ss << " Rendered Chunks : " << m_renderCount;
 	PrintText(10, Height() - 35, ss.str());
 	ss.str("");
+	ss << " Bad Hits on Chunks : " << m_badHitCount;
+	PrintText(10, Height() - 45, ss.str());
+	ss.str("");
 	ss << " Velocity  : " << m_player.GetVelocity(); // IMPORTANT : on utilise l ’ operateur << pour afficher la position
 	PrintText(10, 10, ss.str());
 	ss.str("");
@@ -146,7 +155,9 @@ void Engine::DrawHud(float elapsedTime) {
 	glVertex2i(0, crossSize);
 	glEnd();
 	glEnable(GL_LIGHTING);
-	glDisable(GL_BLEND);
+	//glDisable(GL_BLEND);
+	//glBlendFuncSeparate(GL_SRC_COLOR, GL_ONE_MINUS_DST_COLOR, GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);
+	glBlendFunc(GL_CONSTANT_ALPHA, GL_ONE_MINUS_CONSTANT_ALPHA);
 	glEnable(GL_DEPTH_TEST);
 	glMatrixMode(GL_PROJECTION);
 	glPopMatrix();
@@ -198,25 +209,29 @@ void Engine::Render(float elapsedTime) {
 
 	m_player.ApplyTransformation(skybox, false); // Version d'ApplyTransformation qui ne tient compte que de la rotation 
 												// (donc l'objet ne bouge pas relativement au joueur, ce qui est pratique pour une skybox!).
+	
 	glDisable(GL_LIGHT0);
-	m_skybox.Render(skybox);
-
-	// Génération/Update de Chunks.
+	//m_skybox.Render(skybox);
 	glEnable(GL_LIGHT0);
+
+	if (m_mouseL)
+		ChangeBlockAtCursor(BTYPE_DIRT);
+	else if (m_mouseR)
+		ChangeBlockAtCursor(BTYPE_AIR);
+
+	// Génération/Update des Chunks.
 	m_textureAtlas.Bind();
 	int cx = m_player.GetPosition().x;
 	int cy = m_player.GetPosition().z;
 	static int frameGenerate = 0;
 	static int frameUpdate = 0;
 	int side = 0;
-	m_shader01.Use();
-	m_renderCount = 0;
 
 	if (frameGenerate > 0) --frameGenerate;
 	if (frameUpdate > 0) --frameUpdate;
 
 	if (!frameGenerate || !frameUpdate)
-		while (side * CHUNK_SIZE_X <= VIEW_DISTANCE) {
+		while (side * CHUNK_SIZE_X <= VIEW_DISTANCE * 2) {
 			int tx = -side, ty = -side;
 
 			for (; tx <= side; ++tx)
@@ -231,77 +246,69 @@ void Engine::Render(float elapsedTime) {
 			++side;
 		}
 
-	// Rendering de Chunks.
-	all.Use();
-	if (m_renderer) { // Choix d'algorithme de rendu pour comparer.
-		Vector3f direct = m_player.GetDirection();
-		Vector3f renderpos = m_player.GetPosition();
+	// Rendering des Chunks.
+	m_shader01.Use();
+	m_renderCount = 0;
+	m_badHitCount = 0;
+	Vector3f angle;
+	Vector3f cursor;
+	Vector3f direct = m_player.GetDirection();
+	Vector3f pos = m_player.GetPosition() - direct;
 
-		direct.y = 0;
-		direct.Normalize();
+	direct.y = 0;
+	direct.Normalize();
+	pos.y = 1;
+	m_renderManifest.clear();
 
-		Vector3f viewL = renderpos - direct * CHUNK_SIZE_X * 2,
-			viewR = viewL;
+	for (int dist = VIEW_DISTANCE; dist >= 0; dist -= CHUNK_SIZE_X) {
+		// Configuration du radar.
+		angle.x = direct.z + direct.x;
+		angle.y = 0;
+		angle.z = direct.z - direct.x;
+		angle.Normalize();
 
-		viewL.Dot(direct);
-		viewR.Dot(direct);
+		float sinus = .01745240643; // sin(1 degré)
+		float cosinus = .99984769515; // cos(1 degré)
+		int echantillons = 90;
 
-		for (int x = -3; x <= VIEW_DISTANCE / CHUNK_SIZE_X; ++x) {
-			int chunkxL = -1, chunkyL = -1, chunkxR = -1, chunkyR = -1;
+		for (int radar = 0; radar < echantillons; ++radar) {
+			float x = angle.x;
+			float z = angle.z;
 
-			if (m_world.ChunkAt(viewL)) {
-				chunkxL = m_world.ChunkAt(viewL)->GetPosX();
-				chunkyL = m_world.ChunkAt(viewL)->GetPosY();
-			}
-			if (m_world.ChunkAt(viewR)) {
-				chunkxR = m_world.ChunkAt(viewR)->GetPosX();
-				chunkyR = m_world.ChunkAt(viewR)->GetPosY();
-			}
+			angle.x = x * cosinus - z * sinus;
+			angle.z = z * cosinus + x * sinus;
+			angle.Normalize();
 
-			if (chunkxL == chunkxR) {
-				++chunkxR;
-				--chunkxL;
-			}
-			if (chunkyL == chunkyR) {
-				++chunkyR;
-				--chunkyL;
-			}
+			cursor = pos - direct * CHUNK_SIZE_X * 2 + angle * dist;
+			if (cursor.y >= 128.f || cursor.y >= 0.f) cursor.y = 1;
 
-			if (chunkxL >= 0 && chunkyL >= 0 && chunkxR >= 0 && chunkyR >= 0)
-				for (int rx = chunkxL; rx != chunkxR; chunkxL < chunkxR ? ++rx : --rx)
-					for (int ry = chunkyL; ry != chunkyR; chunkyL < chunkyR ? ++ry : --ry) {
-						all.ApplyTranslation(rx * CHUNK_SIZE_X, 0, ry * CHUNK_SIZE_Z);
-						all.Use();
-						if (m_world.GetChunks().Get(rx, ry)) {
-							m_world.GetChunks().Get(rx, ry)->Render();
-							++m_renderCount;
-						}
-						all.ApplyTranslation(-rx * CHUNK_SIZE_X, 0, -ry * CHUNK_SIZE_Z);
+			bool valide = true;
+
+			if (m_world.ChunkAt(cursor)) {
+				int chx, chy;
+				m_world.ChunkAt(cursor)->GetPosition(chx, chy);
+				for (int index = 0; index < m_renderManifest.size(); ++index)
+					if (m_renderManifest[index] == Vector3i(chx, 0, chy)) {
+						valide = false;
+						++m_badHitCount;
 					}
 
-			viewL.x += (direct.x + direct.z) * CHUNK_SIZE_X / 2;
-			viewL.z += (direct.z - direct.x) * CHUNK_SIZE_X / 2;
-			viewR.x += (direct.x - direct.z) * CHUNK_SIZE_X / 2;
-			viewR.z += (direct.z + direct.x) * CHUNK_SIZE_X / 2;
-		}
-	}
-	else {
-		for (int chx = 0; chx < WORLD_SIZE_X; chx++)
-			for (int chy = 0; chy < WORLD_SIZE_Y; chy++) {
-				all.ApplyTranslation(chx * CHUNK_SIZE_X, 0, chy * CHUNK_SIZE_Z);
-				all.Use();
-				if (m_world.GetChunks().Get(chx, chy)) {
+				if (valide) {
+					all.ApplyTranslation(chx * CHUNK_SIZE_X, 0, chy * CHUNK_SIZE_Z);
+					all.Use();
+					float dist = (pos - cursor).Length();
+					float blend = ((float)VIEW_DISTANCE - dist * 2.f + 128.f) / (float)VIEW_DISTANCE;
+					glBlendColor(0.f,0.f,0.f,blend);
 					m_world.GetChunks().Get(chx, chy)->Render();
+					all.ApplyTranslation(-chx * CHUNK_SIZE_X, 0, -chy * CHUNK_SIZE_Z);
+					m_renderManifest.push_back(Vector3i(chx, 0, chy));
 					++m_renderCount;
 				}
-				all.ApplyTranslation(-chx * CHUNK_SIZE_X, 0, -chy * CHUNK_SIZE_Z);
 			}
+		}
 	}
-	m_shader01.Disable();
 
-	if (m_mouseL)
-		GetBlockAtCursor(BTYPE_DIRT);
-	else if (m_mouseR) GetBlockAtCursor(BTYPE_AIR);
+	m_shader01.Disable();
 
 	if (m_wireframe)
 		glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
@@ -309,15 +316,19 @@ void Engine::Render(float elapsedTime) {
 	if (m_wireframe)
 		glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
 
-	
 	if (m_player.GetPosition().y < -20.f)
-		m_player = Player(Vector3f(CHUNK_SIZE_X * WORLD_SIZE_X / 2, CHUNK_SIZE_Y + 1.7f, CHUNK_SIZE_Z * WORLD_SIZE_X / 2)); // Respawn si le bonho- joueur tombe en bas du monde.
+		m_player = Player(Vector3f(CHUNK_SIZE_X * WORLD_SIZE_X / 2, CHUNK_SIZE_Y + 1.8f, CHUNK_SIZE_Z * WORLD_SIZE_X / 2)); // Respawn si le bonho- joueur tombe en bas du monde.
 }
 
 void Engine::KeyPressEvent(unsigned char key)
 {
 	switch (key) {
 	case 36: // ESC
+		for (int x = 0; x < WORLD_SIZE_X; ++x) // Les destructeurs de Chunks ont de la misère je les aide un peu!
+			for (int y = 0; y < WORLD_SIZE_Y; ++y)
+				if (m_world.GetChunks().Get(x,y)) 
+					m_world.GetChunks().Get(x, y)->~Chunk();
+		m_world.GetChunks().Reset(nullptr); // Hack cheap qui empêche d'avoir une exception en sortant du jeu
 		Stop();
 		break;
 	case 94: // F10
@@ -490,17 +501,80 @@ bool Engine::GenerateChunk(int chx, int chy) {
 	if (chx < WORLD_SIZE_X * CHUNK_SIZE_X && chy < WORLD_SIZE_Y * CHUNK_SIZE_Z &&
 		chx >= 0 && chy >= 0)
 		if (!m_world.ChunkAt(chx, 1, chy)) {
-			m_world.GetChunks().Set(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, new Chunk(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z));
-			Chunk* chunk = m_world.GetChunks().Get(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z);
 
-			for (int x = 0; x < CHUNK_SIZE_X; ++x)
-				for (int z = 0; z < CHUNK_SIZE_Z; ++z)
-					for (int y = 0; y < 32; ++y)
-						chunk->SetBlock(x, y, z, (chx + chy) % (BTYPE_LAST - 1) + 1, &m_world);
+			std::ostringstream pos;
+			pos << CHUNK_PATH << chx / CHUNK_SIZE_X << '_' << chy / CHUNK_SIZE_Z << ".chunk";
 
+			std::ifstream input(pos.str().c_str(), std::fstream::binary);
+
+			if (input.fail()) {
+				m_world.GetChunks().Set(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, new Chunk(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z));
+				Chunk* chunk = m_world.GetChunks().Get(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z);
+
+				for (int x = 0; x < CHUNK_SIZE_X; ++x)
+					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
+						Vector3f perlin;
+						perlin.z = x * CHUNK_SIZE_X + CHUNK_SIZE_X * chx;
+						perlin.y = 0;
+						perlin.x = z * CHUNK_SIZE_Z + CHUNK_SIZE_Z * chy;
+						perlin.Normalize();
+						float height = m_perlin.Get(perlin.x, perlin.z) * 3 - 32;
+						for (int y = 0; y <= (int)height % CHUNK_SIZE_Y; ++y) {
+							chunk->SetBlock(x, y, z, BTYPE_METAL, &m_world);
+						}
+					}
+
+				for (int x = 0; x < CHUNK_SIZE_X; ++x)
+					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
+						Vector3f perlin;
+						perlin.x = x * CHUNK_SIZE_X + CHUNK_SIZE_X * chx;
+						perlin.y = 0;
+						perlin.z = z * CHUNK_SIZE_Z + CHUNK_SIZE_Z * chy;
+						perlin.Normalize();
+						float height = m_perlin.Get(perlin.x, perlin.z) + 16;
+						for (int y = 0; y <= (int)height % CHUNK_SIZE_Y; ++y) {
+							if (chunk->GetBlock(x, y, z) == BTYPE_AIR)
+								chunk->SetBlock(x, y, z, BTYPE_GRASS, &m_world);
+						}
+					}
+
+				for (int x = 0; x < CHUNK_SIZE_X; ++x)
+					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
+						for (int y = 0; y <= 10; ++y) {
+							if (chunk->GetBlock(x, y, z) == BTYPE_AIR)
+								chunk->SetBlock(x, y, z, BTYPE_ICE, &m_world);
+						}
+					}
+
+				for (int x = 0; x < CHUNK_SIZE_X; ++x)
+					for (int z = 0; z < CHUNK_SIZE_Z; ++z) {
+						for (int y = 0; y < CHUNK_SIZE_Y; ++y) {
+							Vector3f perlin;
+							perlin.x = x * CHUNK_SIZE_X + CHUNK_SIZE_X * chx;
+							perlin.y = (x + z) * CHUNK_SIZE_Y;
+							perlin.z = z * CHUNK_SIZE_Z + CHUNK_SIZE_Z * chy;
+							perlin.Normalize();
+							float height = m_perlin.Get(perlin.x, perlin.y, perlin.z);
+							if (chunk->GetBlock(x, y, z) != BTYPE_AIR && height > 18)
+								chunk->SetBlock(x, y, z, BTYPE_DIRT, &m_world);
+						}
+					}
+			}
+			else {
+				input.seekg(0, std::ios_base::end);
+				int size = input.tellg();
+				input.seekg(0, std::ios_base::beg);
+
+				char* data = new char[size];
+				input.read(data, size);
+				input.close();
+
+				m_world.GetChunks().Set(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, new Chunk(chx / CHUNK_SIZE_X, chy / CHUNK_SIZE_Z, data));
+
+				delete[] data;
+			}
 			std::cout << "Chunk generated: " << chx / CHUNK_SIZE_X << ", " << chy / CHUNK_SIZE_Z << std::endl;
 
-
 			return true;
 		}
 	return false;
@@ -515,7 +589,7 @@ void Engine::UpdateWorld(int& generates, int& updates, int chx, int chy) {
 	}
 }
 
-void Engine::GetBlockAtCursor(BlockType blockType) {
+void Engine::ChangeBlockAtCursor(BlockType blockType) {
 	Vector3f currentPos = m_player.GetPosition();
 	Vector3f currentBlock = currentPos;
 	Vector3f ray = m_player.GetDirection();
@@ -527,7 +601,7 @@ void Engine::GetBlockAtCursor(BlockType blockType) {
 		currentBlock += ray / 10.f;
 
 		BlockType bt = m_world.BlockAt(currentBlock);
-		
+
 		if (bt != BTYPE_AIR)
 			found = true;
 	}
@@ -540,7 +614,7 @@ void Engine::GetBlockAtCursor(BlockType blockType) {
 
 				BlockType bt = m_world.BlockAt(currentBlock);
 
-				if (bt == BTYPE_AIR) {
+				if (bt == BTYPE_AIR) { // Vérification pour être sûr que le bloc à changer n'est pas dans le joueur.
 					int Bx = (int)currentBlock.x;
 					int By = (int)currentBlock.y;
 					int Bz = (int)currentBlock.z;
@@ -551,12 +625,12 @@ void Engine::GetBlockAtCursor(BlockType blockType) {
 					int PyC = (int)(currentPos.y - 1.7f);
 					int Pz = (int)currentPos.z;
 
-					if (!(Bx == Px && 
-						  (By == PyA || 
-						   By == PyB ||
-						   By == PyC) &&
-						  Bz == Pz))
-						found = true;			
+					if (!(Bx == Px &&
+						(By == PyA ||
+							By == PyB ||
+							By == PyC) &&
+						Bz == Pz))
+						found = true;
 				}
 			}
 		}
diff --git a/SQCSim2021/engine.h b/SQCSim2021/engine.h
index 93df26d..8b90aa0 100644
--- a/SQCSim2021/engine.h
+++ b/SQCSim2021/engine.h
@@ -13,6 +13,7 @@
 #include "blockinfo.h"
 #include "array2d.h"
 #include "world.h"
+#include "perlin.h"
 
 class Engine : public OpenglContext {
 public:
@@ -37,17 +38,19 @@ private:
     bool GenerateChunk(int chx, int chy);
     void UpdateWorld(int& generates, int& updates, int chx, int chy);
 
-    void GetBlockAtCursor(BlockType blocktype);
+    void ChangeBlockAtCursor(BlockType blocktype);
 
     bool m_wireframe = false;
     bool m_renderer = false;
 
     int m_renderCount = 0;
+    int m_badHitCount = 0;
+    std::vector<Vector3i> m_renderManifest;
 
     BlockInfo* m_blockinfo[BTYPE_LAST];
     TextureAtlas m_textureAtlas = TextureAtlas(BTYPE_LAST);
     World m_world = World();
-
+    Perlin m_perlin = Perlin(3,5.f,64.f,12345);
 
     Texture m_textureFloor;
     Texture m_textureSkybox;
@@ -59,7 +62,7 @@ private:
     Shader m_shader01;
     Audio m_audio = Audio(AUDIO_PATH "music01.wav");
 
-    Player m_player = Player(Vector3f(CHUNK_SIZE_X * WORLD_SIZE_X / 2, CHUNK_SIZE_Y + 1.7f, CHUNK_SIZE_Z * WORLD_SIZE_X / 2));
+    Player m_player = Player(Vector3f(CHUNK_SIZE_X * WORLD_SIZE_X / 2, CHUNK_SIZE_Y + 1.8f, CHUNK_SIZE_Z * WORLD_SIZE_X / 2));
 
     bool m_keyW = false;
     bool m_keyA = false;
diff --git a/SQCSim2021/exemple_lecture_ecriture_fichier.cpp b/SQCSim2021/exemple_lecture_ecriture_fichier.cpp
deleted file mode 100644
index 8c050c2..0000000
--- a/SQCSim2021/exemple_lecture_ecriture_fichier.cpp
+++ /dev/null
@@ -1,90 +0,0 @@
-#include <iostream>
-#include <fstream>
-#include <cstdlib>
-
-void FichierTexte()
-{
-    std::ofstream sortie("fichier.txt"); // std::fstream::app
-    if(!sortie.is_open())
-    {
-        std::cerr << "Erreur d'ouverture de fichier" << std::endl;
-        return;
-    }
-
-    sortie << "Premiere ligne de plusieurs mots" << std::endl;
-    sortie << "Age: " << 6 << std::endl;
-    sortie.close();
-
-
-    std::ifstream entree("fichier.txt");
-    if(!entree.is_open())
-    {
-        std::cerr << "Erreur d'ouverture de fichier" << std::endl;
-        return;
-    }
-
-    std::string mot;
-    std::string line;
-    int age;
-    entree >> mot;
-    std::cout << mot << std::endl;
-
-    std::getline(entree, line);
-    std::cout << line << std::endl;
-
-    entree >> mot;
-    entree >> age;
-    std::cout << age << std::endl;
-
-
-    // TODO montrer eof..
-}
-
-
-void FichierBinaire()
-{
-    srand(time(0));
-    char data[1024];
-    for(int i = 0; i < sizeof(data); ++i)
-        data[i] = rand() % 256;
-
-    std::ofstream sortie("fichier.bin", std::fstream::binary);
-    sortie.write(data, sizeof(data));
-    sortie.close();
-
-
-    // Relire le fichier et comparer...
-    std::ifstream entree("fichier.bin", std::fstream::binary);
-
-    // Obtenir la taille du fichier
-    entree.seekg(0, std::ios_base::end);
-    int size = entree.tellg();
-    entree.seekg(0, std::ios_base::beg);
-
-    char* data2 = new char[size];
-    entree.read(data2, size);
-    entree.close();
-
-    // Comparaison
-    bool pareil = true;
-    for(int i = 0; i < size; ++i)
-    {
-        if(data[i] != data2[i])
-        {
-            pareil = false;
-            break;
-        }
-    }
-
-    std::cout << "Les donnees sont " << (pareil ? "pareilles" : "differentes") << std::endl;
-
-
-    delete [] data2;
-}
-
-int main()
-{
-    FichierTexte();
-    FichierBinaire();
-
-}
diff --git a/SQCSim2021/media/chunks/60_66.chunk b/SQCSim2021/media/chunks/60_66.chunk
new file mode 100644
index 0000000..df7588e
Binary files /dev/null and b/SQCSim2021/media/chunks/60_66.chunk differ
diff --git a/SQCSim2021/media/chunks/60_67.chunk b/SQCSim2021/media/chunks/60_67.chunk
new file mode 100644
index 0000000..d047ed2
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diff --git a/SQCSim2021/media/chunks/60_68.chunk b/SQCSim2021/media/chunks/60_68.chunk
new file mode 100644
index 0000000..8d023dc
Binary files /dev/null and b/SQCSim2021/media/chunks/60_68.chunk differ
diff --git a/SQCSim2021/media/chunks/61_55.chunk b/SQCSim2021/media/chunks/61_55.chunk
new file mode 100644
index 0000000..2e8410a
Binary files /dev/null and b/SQCSim2021/media/chunks/61_55.chunk differ
diff --git a/SQCSim2021/media/chunks/61_56.chunk b/SQCSim2021/media/chunks/61_56.chunk
new file mode 100644
index 0000000..dae3115
--- /dev/null
+++ b/SQCSim2021/media/chunks/61_56.chunk
@@ -0,0 +1 @@
+





\ No newline at end of file
diff --git a/SQCSim2021/media/chunks/61_68.chunk b/SQCSim2021/media/chunks/61_68.chunk
new file mode 100644
index 0000000..e64f750
Binary files /dev/null and b/SQCSim2021/media/chunks/61_68.chunk differ
diff --git a/SQCSim2021/media/chunks/64_72.chunk b/SQCSim2021/media/chunks/64_72.chunk
new file mode 100644
index 0000000..f7c3a22
Binary files /dev/null and b/SQCSim2021/media/chunks/64_72.chunk differ
diff --git a/SQCSim2021/media/chunks/66_57.chunk b/SQCSim2021/media/chunks/66_57.chunk
new file mode 100644
index 0000000..30ffcf2
Binary files /dev/null and b/SQCSim2021/media/chunks/66_57.chunk differ
diff --git a/SQCSim2021/media/chunks/70_49.chunk b/SQCSim2021/media/chunks/70_49.chunk
new file mode 100644
index 0000000..dfab57f
Binary files /dev/null and b/SQCSim2021/media/chunks/70_49.chunk differ
diff --git a/SQCSim2021/media/chunks/70_50.chunk b/SQCSim2021/media/chunks/70_50.chunk
new file mode 100644
index 0000000..70d4b22
Binary files /dev/null and b/SQCSim2021/media/chunks/70_50.chunk differ
diff --git a/SQCSim2021/media/chunks/80_36.chunk b/SQCSim2021/media/chunks/80_36.chunk
new file mode 100644
index 0000000..4009cfa
Binary files /dev/null and b/SQCSim2021/media/chunks/80_36.chunk differ
diff --git a/SQCSim2021/media/chunks/86_31.chunk b/SQCSim2021/media/chunks/86_31.chunk
new file mode 100644
index 0000000..6b2f6b7
Binary files /dev/null and b/SQCSim2021/media/chunks/86_31.chunk differ
diff --git a/SQCSim2021/media/chunks/88_31.chunk b/SQCSim2021/media/chunks/88_31.chunk
new file mode 100644
index 0000000..fad70c6
Binary files /dev/null and b/SQCSim2021/media/chunks/88_31.chunk differ
diff --git a/SQCSim2021/media/chunks/89_29.chunk b/SQCSim2021/media/chunks/89_29.chunk
new file mode 100644
index 0000000..eafb867
Binary files /dev/null and b/SQCSim2021/media/chunks/89_29.chunk differ
diff --git a/SQCSim2021/media/chunks/89_31.chunk b/SQCSim2021/media/chunks/89_31.chunk
new file mode 100644
index 0000000..369b6e8
Binary files /dev/null and b/SQCSim2021/media/chunks/89_31.chunk differ
diff --git a/SQCSim2021/media/shaders/shader01.frag b/SQCSim2021/media/shaders/shader01.frag
index c540d70..38588d0 100644
--- a/SQCSim2021/media/shaders/shader01.frag
+++ b/SQCSim2021/media/shaders/shader01.frag
@@ -7,6 +7,7 @@ void main()
     texel = texture2D(tex,gl_TexCoord[0].st);
 
     texel *= light;
-
+   texel.a = 255;
     gl_FragColor = texel;
+   
 }
diff --git a/SQCSim2021/media/shaders/shader01.vert b/SQCSim2021/media/shaders/shader01.vert
index 6c5c7ca..8383093 100644
--- a/SQCSim2021/media/shaders/shader01.vert
+++ b/SQCSim2021/media/shaders/shader01.vert
@@ -2,7 +2,7 @@ varying vec4 light;
 
 void main()
 {
-    light = gl_Color;
+    light = gl_Color; 
     gl_TexCoord[0] = gl_MultiTexCoord0;
     gl_Position = ftransform();
 }
diff --git a/SQCSim2021/shader.h b/SQCSim2021/shader.h
index 7b16a94..cae6f73 100644
--- a/SQCSim2021/shader.h
+++ b/SQCSim2021/shader.h
@@ -26,5 +26,4 @@ class Shader
         bool CheckProgramError(GLenum program, bool showWarning, bool verbose);
 };
 
-
 #endif // SHADER_H__
diff --git a/SQCSim2021/world.cpp b/SQCSim2021/world.cpp
index a65f048..1ee6783 100644
--- a/SQCSim2021/world.cpp
+++ b/SQCSim2021/world.cpp
@@ -35,3 +35,4 @@ BlockType World::BlockAt(float x, float y, float z, BlockType defaultBlockType)
 BlockType World::BlockAt(const Vector3f& pos, BlockType defaultBlockType) const {
     return BlockAt(pos.x, pos.y, pos.z, defaultBlockType);
 }
+
diff --git a/SQCSim2021/world.h b/SQCSim2021/world.h
index 69c8689..8efc5be 100644
--- a/SQCSim2021/world.h
+++ b/SQCSim2021/world.h
@@ -5,6 +5,8 @@
 #include "array2d.h"
 #include "vector3.h"
 #include "transformation.h"
+#include <fstream>
+#include <string>
 
 class Chunk;