diff --git a/SQCSim2021/array3d.h b/SQCSim2021/array3d.h
index 1b4d13f..97603ef 100644
--- a/SQCSim2021/array3d.h
+++ b/SQCSim2021/array3d.h
@@ -42,7 +42,7 @@ void Array3d<T>::Set(int x, int y, int z, T type) {
 
 template <class T>
 T Array3d<T>::Get(int x, int y, int z) const { return m_array[To1dIndex(x, y, z)]; }
-
+       
 template <class T>
 void Array3d<T>::Reset(T type) {
     for (int i = 0; i < m_x * m_y * m_z; ++i)
diff --git a/SQCSim2021/define.h b/SQCSim2021/define.h
index 3848707..ad3e097 100644
--- a/SQCSim2021/define.h
+++ b/SQCSim2021/define.h
@@ -16,12 +16,13 @@
 #define CHUNK_SIZE_Y  128
 #define CHUNK_SIZE_Z  16
 
-#define WORLD_SIZE_X 8
-#define WORLD_SIZE_Y 8
+#define WORLD_SIZE_X 128
+#define WORLD_SIZE_Y 128
 
-#define VIEW_DISTANCE 128
 #define FRAMES_RENDER_CHUNKS 2
 #define FRAMES_UPDATE_CHUNKS 2
+
+#define VIEW_DISTANCE 128
 #define MAX_SELECTION_DISTANCE 5
 
 typedef uint8_t BlockType;
diff --git a/SQCSim2021/engine.cpp b/SQCSim2021/engine.cpp
index 99af690..1bbfbf0 100644
--- a/SQCSim2021/engine.cpp
+++ b/SQCSim2021/engine.cpp
@@ -311,7 +311,7 @@ void Engine::Render(float elapsedTime) {
 
 	
 	if (m_player.GetPosition().y < -20.f)
-		m_player = Player(Vector3f(CHUNK_SIZE_X * WORLD_SIZE_X / 2, CHUNK_SIZE_Y, 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 + 1.7f, CHUNK_SIZE_Z * WORLD_SIZE_X / 2)); // Respawn si le bonho- joueur tombe en bas du monde.
 }
 
 void Engine::KeyPressEvent(unsigned char key)
@@ -516,13 +516,14 @@ void Engine::UpdateWorld(int& generates, int& updates, int chx, int chy) {
 }
 
 void Engine::GetBlockAtCursor(BlockType blockType) {
-	Vector3f currentBlock = m_player.GetPosition();
+	Vector3f currentPos = m_player.GetPosition();
+	Vector3f currentBlock = currentPos;
 	Vector3f ray = m_player.GetDirection();
 	bool found = false;
 
 	if (m_block) return;
 
-	while ((m_player.GetPosition() - currentBlock).Length() <= MAX_SELECTION_DISTANCE && !found) {
+	while ((currentPos - currentBlock).Length() <= MAX_SELECTION_DISTANCE && !found) {
 		currentBlock += ray / 10.f;
 
 		BlockType bt = m_world.BlockAt(currentBlock);
@@ -534,18 +535,34 @@ void Engine::GetBlockAtCursor(BlockType blockType) {
 	if (found) {
 		if (blockType != BTYPE_AIR) {
 			found = false;
-			while ((m_player.GetPosition() - currentBlock).Length() >= .7f && !found) {
+			while ((currentPos - currentBlock).Length() >= 1.7f && !found) {
 				currentBlock -= ray / 10.f;
 
 				BlockType bt = m_world.BlockAt(currentBlock);
 
-				if (bt == BTYPE_AIR)
-					found = true;
+				if (bt == BTYPE_AIR) {
+					int Bx = (int)currentBlock.x;
+					int By = (int)currentBlock.y;
+					int Bz = (int)currentBlock.z;
+
+					int Px = (int)currentPos.x;
+					int PyA = (int)currentPos.y;
+					int PyB = (int)(currentPos.y - .9f);
+					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 (found) {
+	if (found && (int)currentBlock.y < CHUNK_SIZE_Y) {
 		int bx = (int)currentBlock.x % CHUNK_SIZE_X;
 		int by = (int)currentBlock.y % CHUNK_SIZE_Y;
 		int bz = (int)currentBlock.z % CHUNK_SIZE_Z;
diff --git a/SQCSim2021/engine.h b/SQCSim2021/engine.h
index a5b4ddd..93df26d 100644
--- a/SQCSim2021/engine.h
+++ b/SQCSim2021/engine.h
@@ -59,7 +59,7 @@ 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, CHUNK_SIZE_Z * WORLD_SIZE_X / 2));
+    Player m_player = Player(Vector3f(CHUNK_SIZE_X * WORLD_SIZE_X / 2, CHUNK_SIZE_Y + 1.7f, CHUNK_SIZE_Z * WORLD_SIZE_X / 2));
 
     bool m_keyW = false;
     bool m_keyA = false;
diff --git a/SQCSim2021/player.cpp b/SQCSim2021/player.cpp
index 7d064e7..9e8c846 100644
--- a/SQCSim2021/player.cpp
+++ b/SQCSim2021/player.cpp
@@ -69,7 +69,7 @@ void Player::ApplyPhysics(Vector3f input, World world, float elapsedTime) {
 	bt1 = world.BlockAt(m_position.x, m_position.y + input.y, m_position.z);
 	bt2 = world.BlockAt(m_position.x, m_position.y + input.y - 0.9f, m_position.z);
 	bt3 = world.BlockAt(m_position.x, m_position.y + input.y - 1.7f, m_position.z);
-	if (bt1 != BTYPE_AIR || bt2 != BTYPE_AIR || bt3 != BTYPE_AIR) {
+	if ((bt1 != BTYPE_AIR || bt2 != BTYPE_AIR || bt3 != BTYPE_AIR) && m_position.y < 129.7f) {
 		bt1 = world.BlockAt(m_position.x, m_position.y + .3f, m_position.z);
 		if (bt1 == BTYPE_AIR) m_position.y = (int)m_position.y + .7f;
 		m_velocity.y = input.y = 0;
diff --git a/SQCSim2021/world.h b/SQCSim2021/world.h
index 7d27412..69c8689 100644
--- a/SQCSim2021/world.h
+++ b/SQCSim2021/world.h
@@ -23,7 +23,6 @@ class World {
 
 private:
 	Array2d<Chunk*> m_chunks = Array2d<Chunk*>(WORLD_SIZE_X, WORLD_SIZE_Y);
-	Array2d<Chunk*> m_buffer = Array2d<Chunk*>(WORLD_SIZE_X, WORLD_SIZE_Y);
 
 	unsigned int m_center[2] = {UINT16_MAX / 2, UINT16_MAX / 2};
 };