From de134dc2e5f2f94743a4d7d4aafaa6efa2311a3d Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Thu, 30 Nov 2023 00:18:31 +0300
Subject: [PATCH 1/5] PhysicsSolver minor refactor, changed crouch speed

---
 src/objects/player_control.cpp |   2 +-
 src/physics/PhysicsSolver.cpp  | 131 +++++++++++++++++----------------
 src/physics/PhysicsSolver.h    |   7 +-
 3 files changed, 73 insertions(+), 67 deletions(-)

diff --git a/src/objects/player_control.cpp b/src/objects/player_control.cpp
index 140c2e69..654dc722 100644
--- a/src/objects/player_control.cpp
+++ b/src/objects/player_control.cpp
@@ -15,7 +15,7 @@
 
 #include "../core_defs.h"
 
-#define CROUCH_SPEED_MUL 0.25f
+#define CROUCH_SPEED_MUL 0.35f
 #define CROUCH_SHIFT_Y -0.2f
 #define RUN_SPEED_MUL 1.5f
 #define CROUCH_ZOOM 0.9f
diff --git a/src/physics/PhysicsSolver.cpp b/src/physics/PhysicsSolver.cpp
index 70ae5208..6eb82af9 100644
--- a/src/physics/PhysicsSolver.cpp
+++ b/src/physics/PhysicsSolver.cpp
@@ -7,41 +7,42 @@
 
 #define E 0.03
 
+using glm::vec3;
+
 PhysicsSolver::PhysicsSolver(vec3 gravity) : gravity(gravity) {
 }
 
-void PhysicsSolver::step(Chunks* chunks, Hitbox* hitbox, float delta, unsigned substeps, bool shifting,
+void PhysicsSolver::step(
+		Chunks* chunks, 
+		Hitbox* hitbox, 
+		float delta, 
+		uint substeps, 
+		bool shifting,
 		float gravityScale,
-		bool collisions) {
-	float s = 2.0/BLOCK_AABB_GRID;
+		bool collisions)
+{
+	float dt = delta / float(substeps);
+	float linear_damping = hitbox->linear_damping;
+	float s = 2.0f/BLOCK_AABB_GRID;
+
 	hitbox->grounded = false;
-	for (unsigned i = 0; i < substeps; i++){
-		float dt = delta / (float)substeps;
-		float linear_damping = hitbox->linear_damping;
+	for (uint i = 0; i < substeps; i++) {
 		vec3& pos = hitbox->position;
 		vec3& half = hitbox->halfsize;
 		vec3& vel = hitbox->velocity;
-		vel.x += gravity.x*dt * gravityScale;
-		vel.y += gravity.y*dt * gravityScale;
-		vel.z += gravity.z*dt * gravityScale;
-
 		float px = pos.x;
 		float pz = pos.z;
-
+		
+		vel += gravity * dt * gravityScale;
 		if (collisions) {
-			colisionCalc(chunks, hitbox, &vel, &pos, half);
+			colisionCalc(chunks, hitbox, vel, pos, half);
 		}
-
-		vel.x *= max(0.0, 1.0 - dt * linear_damping);
-		vel.z *= max(0.0, 1.0 - dt * linear_damping);
-
-		pos.x += vel.x * dt;
-		pos.y += vel.y * dt;
-		pos.z += vel.z * dt;
+		vel.x *= glm::max(0.0f, 1.0f - dt * linear_damping);
+		vel.z *= glm::max(0.0f, 1.0f - dt * linear_damping);
+		pos += vel * dt;
 
 		if (shifting && hitbox->grounded){
 			float y = (pos.y-half.y-E);
-
 			hitbox->grounded = false;
 			for (float x = (px-half.x+E); x <= (px+half.x-E); x+=s){
 				for (float z = (pos.z-half.z+E); z <= (pos.z+half.z-E); z+=s){
@@ -51,10 +52,10 @@ void PhysicsSolver::step(Chunks* chunks, Hitbox* hitbox, float delta, unsigned s
 					}
 				}
 			}
-			if (!hitbox->grounded)
+			if (!hitbox->grounded) {
 				pos.z = pz;
+			}
 			hitbox->grounded = false;
-
 			for (float x = (pos.x-half.x+E); x <= (pos.x+half.x-E); x+=s){
 				for (float z = (pz-half.z+E); z <= (pz+half.z-E); z+=s){
 					if (chunks->isObstacle(x,y,z)){
@@ -63,91 +64,97 @@ void PhysicsSolver::step(Chunks* chunks, Hitbox* hitbox, float delta, unsigned s
 					}
 				}
 			}
-			if (!hitbox->grounded)
+			if (!hitbox->grounded) {
 				pos.x = px;
-
+			}
 			hitbox->grounded = true;
 		}
 	}
 }
 
-void PhysicsSolver::colisionCalc(Chunks* chunks, Hitbox* hitbox, vec3* vel, vec3* pos, vec3 half){
+void PhysicsSolver::colisionCalc(
+		Chunks* chunks, 
+		Hitbox* hitbox, 
+		vec3& vel, 
+		vec3& pos, 
+		const vec3 half)
+{
 	// step size (smaller - more accurate, but slower)
-	float s = 2.0/BLOCK_AABB_GRID;
+	float s = 2.0f/BLOCK_AABB_GRID;
 
 	const AABB* aabb;
 	
-	if (vel->x < 0.0){
-		for (float y = (pos->y-half.y+E); y <= (pos->y+half.y-E); y+=s){
-			for (float z = (pos->z-half.z+E); z <= (pos->z+half.z-E); z+=s){
-				float x = (pos->x-half.x-E);
+	if (vel.x < 0.0f){
+		for (float y = (pos.y-half.y+E); y <= (pos.y+half.y-E); y+=s){
+			for (float z = (pos.z-half.z+E); z <= (pos.z+half.z-E); z+=s){
+				float x = (pos.x-half.x-E);
 				if ((aabb = chunks->isObstacle(x,y,z))){
-					vel->x *= 0.0;
-					pos->x = floor(x) + aabb->max().x + half.x + E;
+					vel.x *= 0.0f;
+					pos.x = floor(x) + aabb->max().x + half.x + E;
 					break;
 				}
 			}
 		}
 	}
-	if (vel->x > 0.0){
-		for (float y = (pos->y-half.y+E); y <= (pos->y+half.y-E); y+=s){
-			for (float z = (pos->z-half.z+E); z <= (pos->z+half.z-E); z+=s){
-				float x = (pos->x+half.x+E);
+	if (vel.x > 0.0f){
+		for (float y = (pos.y-half.y+E); y <= (pos.y+half.y-E); y+=s){
+			for (float z = (pos.z-half.z+E); z <= (pos.z+half.z-E); z+=s){
+				float x = (pos.x+half.x+E);
 				if ((aabb = chunks->isObstacle(x,y,z))){
-					vel->x *= 0.0;
-					pos->x = floor(x) - half.x + aabb->min().x - E;
+					vel.x *= 0.0f;
+					pos.x = floor(x) - half.x + aabb->min().x - E;
 					break;
 				}
 			}
 		}
 	}
 
-	if (vel->z < 0.0){
-		for (float y = (pos->y-half.y+E); y <= (pos->y+half.y-E); y+=s){
-			for (float x = (pos->x-half.x+E); x <= (pos->x+half.x-E); x+=s){
-				float z = (pos->z-half.z-E);
+	if (vel.z < 0.0f){
+		for (float y = (pos.y-half.y+E); y <= (pos.y+half.y-E); y+=s){
+			for (float x = (pos.x-half.x+E); x <= (pos.x+half.x-E); x+=s){
+				float z = (pos.z-half.z-E);
 				if ((aabb = chunks->isObstacle(x,y,z))){
-					vel->z *= 0.0;
-					pos->z = floor(z) + aabb->max().z + half.z + E;
+					vel.z *= 0.0f;
+					pos.z = floor(z) + aabb->max().z + half.z + E;
 					break;
 				}
 			}
 		}
 	}
 
-	if (vel->z > 0.0){
-		for (float y = (pos->y-half.y+E); y <= (pos->y+half.y-E); y+=s){
-			for (float x = (pos->x-half.x+E); x <= (pos->x+half.x-E); x+=s){
-				float z = (pos->z+half.z+E);
+	if (vel.z > 0.0f){
+		for (float y = (pos.y-half.y+E); y <= (pos.y+half.y-E); y+=s){
+			for (float x = (pos.x-half.x+E); x <= (pos.x+half.x-E); x+=s){
+				float z = (pos.z+half.z+E);
 				if ((aabb = chunks->isObstacle(x,y,z))){
-					vel->z *= 0.0;
-					pos->z = floor(z) - half.z + aabb->min().z - E;
+					vel.z *= 0.0f;
+					pos.z = floor(z) - half.z + aabb->min().z - E;
 					break;
 				}
 			}
 		}
 	}
 
-	if (vel->y < 0.0){
-		for (float x = (pos->x-half.x+E); x <= (pos->x+half.x-E); x+=s){
-			for (float z = (pos->z-half.z+E); z <= (pos->z+half.z-E); z+=s){
-				float y = (pos->y-half.y-E);
+	if (vel.y < 0.0f){
+		for (float x = (pos.x-half.x+E); x <= (pos.x+half.x-E); x+=s){
+			for (float z = (pos.z-half.z+E); z <= (pos.z+half.z-E); z+=s){
+				float y = (pos.y-half.y-E);
 				if ((aabb = chunks->isObstacle(x,y,z))){
-					vel->y *= 0.0;
-					pos->y = floor(y) + aabb->max().y + half.y;
+					vel.y *= 0.0f;
+					pos.y = floor(y) + aabb->max().y + half.y;
 					hitbox->grounded = true;
 					break;
 				}
 			}
 		}
 	}
-	if (vel->y > 0.0){
-		for (float x = (pos->x-half.x+E); x <= (pos->x+half.x-E); x+=s){
-			for (float z = (pos->z-half.z+E); z <= (pos->z+half.z-E); z+=s){
-				float y = (pos->y+half.y+E);
+	if (vel.y > 0.0f){
+		for (float x = (pos.x-half.x+E); x <= (pos.x+half.x-E); x+=s){
+			for (float z = (pos.z-half.z+E); z <= (pos.z+half.z-E); z+=s){
+				float y = (pos.y+half.y+E);
 				if ((aabb = chunks->isObstacle(x,y,z))){
-					vel->y *= 0.0;
-					pos->y = floor(y) - half.y + aabb->min().y - E;
+					vel.y *= 0.0f;
+					pos.y = floor(y) - half.y + aabb->min().y - E;
 					break;
 				}
 			}
diff --git a/src/physics/PhysicsSolver.h b/src/physics/PhysicsSolver.h
index 2d3d88fd..6784b417 100644
--- a/src/physics/PhysicsSolver.h
+++ b/src/physics/PhysicsSolver.h
@@ -2,8 +2,7 @@
 #define PHYSICS_PHYSICSSOLVER_H_
 
 #include <glm/glm.hpp>
-#include <glm/ext.hpp>
-#include <glm/gtc/matrix_transform.hpp>
+#include "../typedefs.h"
 
 class Hitbox;
 class Chunks;
@@ -15,11 +14,11 @@ public:
 	void step(Chunks* chunks,
 			Hitbox* hitbox,
 			float delta,
-			unsigned substeps,
+			uint substeps,
 			bool shifting,
 			float gravityScale,
 			bool collisions);
-	void colisionCalc(Chunks* chunks, Hitbox* hitbox, glm::vec3* vel, glm::vec3* pos, glm::vec3 half);
+	void colisionCalc(Chunks* chunks, Hitbox* hitbox, glm::vec3& vel, glm::vec3& pos, const glm::vec3 half);
 	bool isBlockInside(int x, int y, int z, Hitbox* hitbox);
 };
 

From 1d5037893cd07c242e5c518eba6e3cb0a5ec7301 Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Thu, 30 Nov 2023 04:30:40 +0300
Subject: [PATCH 2/5] General refactor

---
 src/files/WorldFiles.cpp                      |  25 +-
 src/files/WorldFiles.h                        |  15 +-
 src/files/settings_io.cpp                     |   1 +
 .../{world_render.cpp => WorldRenderer.cpp}   | 198 +++++++------
 .../{world_render.h => WorldRenderer.h}       |   7 +-
 src/frontend/hud.cpp                          |  11 +-
 src/frontend/hud.h                            |   3 +-
 src/frontend/screens.cpp                      |  38 +--
 src/frontend/screens.h                        |   3 +-
 src/graphics/BlocksRenderer.cpp               |  11 +-
 src/graphics/LineBatch.h                      |   2 +-
 src/{voxels => logic}/ChunksController.cpp    |  26 +-
 src/{voxels => logic}/ChunksController.h      |   0
 src/logic/LevelController.cpp                 |  45 +++
 src/logic/LevelController.h                   |  27 ++
 .../PlayerController.cpp}                     | 259 +++++++-----------
 src/logic/PlayerController.h                  |  46 ++++
 src/objects/Player.cpp                        | 103 ++++++-
 src/objects/Player.h                          |  29 +-
 src/objects/player_control.h                  |  47 ----
 src/physics/Hitbox.h                          |   2 -
 src/settings.h                                |   2 +
 src/window/Camera.cpp                         |   4 +
 src/window/Camera.h                           |  21 +-
 src/world/Level.cpp                           |  31 +--
 src/world/Level.h                             |   9 +-
 src/world/World.cpp                           |  12 +-
 27 files changed, 558 insertions(+), 419 deletions(-)
 rename src/frontend/{world_render.cpp => WorldRenderer.cpp} (54%)
 rename src/frontend/{world_render.h => WorldRenderer.h} (80%)
 rename src/{voxels => logic}/ChunksController.cpp (92%)
 rename src/{voxels => logic}/ChunksController.h (100%)
 create mode 100644 src/logic/LevelController.cpp
 create mode 100644 src/logic/LevelController.h
 rename src/{objects/player_control.cpp => logic/PlayerController.cpp} (51%)
 create mode 100644 src/logic/PlayerController.h
 delete mode 100644 src/objects/player_control.h

diff --git a/src/files/WorldFiles.cpp b/src/files/WorldFiles.cpp
index fe131b7e..77cd1a57 100644
--- a/src/files/WorldFiles.cpp
+++ b/src/files/WorldFiles.cpp
@@ -12,6 +12,7 @@
 #include "../voxels/Chunk.h"
 #include "../typedefs.h"
 #include "../maths/voxmaths.h"
+#include "../world/World.h"
 
 #include <cassert>
 #include <iostream>
@@ -201,12 +202,12 @@ ubyte* WorldFiles::readChunkData(int x, int y, uint32_t& length){
 	return data;
 }
 
-void WorldFiles::write(const WorldInfo info, const Content* content) {
+void WorldFiles::write(const World* world, const Content* content) {
 	path directory = getRegionsFolder();
 	if (!std::filesystem::is_directory(directory)) {
 		std::filesystem::create_directories(directory);
 	}
-	writeWorldInfo(info);
+	writeWorldInfo(world);
 	if (generatorTestMode)
 		return;
 	writeIndices(content->indices);
@@ -232,23 +233,23 @@ void WorldFiles::writeIndices(const ContentIndices* indices) {
 	}
 }
 
-void WorldFiles::writeWorldInfo(const WorldInfo& info) {
+void WorldFiles::writeWorldInfo(const World* world) {
 	BinaryWriter out;
 	out.putCStr(WORLD_FORMAT_MAGIC);
 	out.put(WORLD_FORMAT_VERSION);
 	
 	out.put(WORLD_SECTION_MAIN);
-	out.putInt64(info.seed);
-	out.put(info.name);
+	out.putInt64(world->seed);
+	out.put(world->name);
 
 	out.put(WORLD_SECTION_DAYNIGHT);
-	out.putFloat32(info.daytime);
-	out.putFloat32(info.daytimeSpeed);
+	out.putFloat32(world->daytime);
+	out.putFloat32(world->daytimeSpeed);
 
 	files::write_bytes(getWorldFile(), (const char*)out.data(), out.size());
 }
 
-bool WorldFiles::readWorldInfo(WorldInfo& info) {
+bool WorldFiles::readWorldInfo(World* world) {
 	size_t length = 0;
 	ubyte* data = (ubyte*)files::read_bytes(getWorldFile(), length);
 	if (data == nullptr){
@@ -262,12 +263,12 @@ bool WorldFiles::readWorldInfo(WorldInfo& info) {
 		ubyte section = inp.get();
 		switch (section) {
 		case WORLD_SECTION_MAIN:
-			info.seed = inp.getInt64();
-			info.name = inp.getString();
+			world->seed = inp.getInt64();
+			world->name = inp.getString();
 			break;
 		case WORLD_SECTION_DAYNIGHT:
-			info.daytime = inp.getFloat32();
-			info.daytimeSpeed = inp.getFloat32();
+			world->daytime = inp.getFloat32();
+			world->daytimeSpeed = inp.getFloat32();
 			break;
 		}
 	}
diff --git a/src/files/WorldFiles.h b/src/files/WorldFiles.h
index c16ebb4a..92716e6e 100644
--- a/src/files/WorldFiles.h
+++ b/src/files/WorldFiles.h
@@ -25,6 +25,7 @@ class Player;
 class Chunk;
 class Content;
 class ContentIndices;
+class World;
 
 struct WorldRegion {
 	ubyte** chunksData;
@@ -32,16 +33,8 @@ struct WorldRegion {
 	bool unsaved;
 };
 
-struct WorldInfo {
-	std::string name;
-	std::filesystem::path directory;
-	uint64_t seed;
-	float daytime;
-	float daytimeSpeed;
-};
-
 class WorldFiles {
-	void writeWorldInfo(const WorldInfo& info);
+	void writeWorldInfo(const World* world);
 	std::filesystem::path getRegionsFolder() const;
 	std::filesystem::path getRegionFile(int x, int y) const;
 	std::filesystem::path getPlayerFile() const;
@@ -58,13 +51,13 @@ public:
 
 	void put(Chunk* chunk);
 
-	bool readWorldInfo(WorldInfo& info);
+	bool readWorldInfo(World* world);
 	bool readPlayer(Player* player);
 	ubyte* readChunkData(int x, int y, uint32_t& length);
 	ubyte* getChunk(int x, int y);
 	void writeRegion(int x, int y, WorldRegion& entry);
 	void writePlayer(Player* player);
-	void write(const WorldInfo info, const Content* content);
+	void write(const World* world, const Content* content);
 	void writeIndices(const ContentIndices* indices);
 };
 
diff --git a/src/files/settings_io.cpp b/src/files/settings_io.cpp
index 915df23d..396cf623 100644
--- a/src/files/settings_io.cpp
+++ b/src/files/settings_io.cpp
@@ -30,6 +30,7 @@ toml::Wrapper create_wrapper(EngineSettings& settings) {
 	toml::Section& graphics = wrapper.add("graphics");
 	graphics.add("fog-curve", &settings.graphics.fogCurve);
 	graphics.add("backlight", &settings.graphics.backlight);
+	graphics.add("frustum-culling", &settings.graphics.frustumCulling);
 
 	toml::Section& debug = wrapper.add("debug");
 	debug.add("generator-test-mode", &settings.debug.generatorTestMode);
diff --git a/src/frontend/world_render.cpp b/src/frontend/WorldRenderer.cpp
similarity index 54%
rename from src/frontend/world_render.cpp
rename to src/frontend/WorldRenderer.cpp
index d49af2f8..18538123 100644
--- a/src/frontend/world_render.cpp
+++ b/src/frontend/WorldRenderer.cpp
@@ -1,4 +1,4 @@
-#include "world_render.h"
+#include "WorldRenderer.h"
 
 #include <iostream>
 #include <GL/glew.h>
@@ -22,7 +22,7 @@
 #include "../world/LevelEvents.h"
 #include "../objects/Player.h"
 #include "../assets/Assets.h"
-#include "../objects/player_control.h"
+#include "../logic/PlayerController.h"
 #include "../maths/FrustumCulling.h"
 #include "../maths/voxmaths.h"
 #include "../settings.h"
@@ -32,20 +32,26 @@
 
 using glm::vec3;
 using glm::vec4;
+using glm::mat4;
 using std::string;
 using std::shared_ptr;
 
-WorldRenderer::WorldRenderer(Engine* engine, Level* level, const ContentGfxCache* cache) 
-	: engine(engine), level(level) {
-	EngineSettings& settings = engine->getSettings();
+WorldRenderer::WorldRenderer(Engine* engine, 
+							 Level* level, 
+							 const ContentGfxCache* cache) 
+	: engine(engine), 
+	  level(level),
+	  frustumCulling(new Frustum()),
+	  lineBatch(new LineBatch()),
+	  renderer( new ChunksRenderer(level, cache, engine->getSettings())) {
 
-	lineBatch = new LineBatch(4096);
-	renderer = new ChunksRenderer(level, cache, settings);
-	frustumCulling = new Frustum();
-	level->events->listen(EVT_CHUNK_HIDDEN, [this](lvl_event_type type, Chunk* chunk) {
-		renderer->unload(chunk);
-	});
-	skybox = new Skybox(64, engine->getAssets()->getShader("skybox_gen"));
+	level->events->listen(EVT_CHUNK_HIDDEN, 
+		[this](lvl_event_type type, Chunk* chunk) {
+			renderer->unload(chunk);
+		}
+	);
+	auto assets = engine->getAssets();
+	skybox = new Skybox(64, assets->getShader("skybox_gen"));
 }
 
 WorldRenderer::~WorldRenderer() {
@@ -55,22 +61,30 @@ WorldRenderer::~WorldRenderer() {
 	delete frustumCulling;
 }
 
-bool WorldRenderer::drawChunk(size_t index, Camera* camera, Shader* shader, bool occlusion){
-	shared_ptr<Chunk> chunk = level->chunks->chunks[index];
-	if (!chunk->isLighted())
+bool WorldRenderer::drawChunk(size_t index,
+							  Camera* camera, 
+							  Shader* shader, 
+							  bool culling){
+	auto chunk = level->chunks->chunks[index];
+	if (!chunk->isLighted()) {
 		return false;
+	}
 	shared_ptr<Mesh> mesh = renderer->getOrRender(chunk.get());
-	if (mesh == nullptr)
+	if (mesh == nullptr) {
 		return false;
-
-	// Simple frustum culling
-	if (occlusion){
-		vec3 min(chunk->x * CHUNK_W, chunk->bottom, chunk->z * CHUNK_D);
-		vec3 max(chunk->x * CHUNK_W + CHUNK_W, chunk->top, chunk->z * CHUNK_D + CHUNK_D);
+	}
+	if (culling){
+		vec3 min(chunk->x * CHUNK_W, 
+				 chunk->bottom, 
+				 chunk->z * CHUNK_D);
+		vec3 max(chunk->x * CHUNK_W + CHUNK_W, 
+				 chunk->top, 
+				 chunk->z * CHUNK_D + CHUNK_D);
 
 		if (!frustumCulling->IsBoxVisible(min, max)) return false;
 	}
-	mat4 model = glm::translate(mat4(1.0f), vec3(chunk->x*CHUNK_W, 0.0f, chunk->z*CHUNK_D+1));
+	vec3 coord = vec3(chunk->x*CHUNK_W, 0.0f, chunk->z*CHUNK_D+1);
+	mat4 model = glm::translate(mat4(1.0f), coord);
 	shader->uniformMatrix("u_model", model);
 	mesh->draw();
 	return true;
@@ -78,8 +92,7 @@ bool WorldRenderer::drawChunk(size_t index, Camera* camera, Shader* shader, bool
 
 void WorldRenderer::drawChunks(Chunks* chunks, 
 							   Camera* camera, 
-							   Shader* shader, 
-							   bool occlusion) {
+							   Shader* shader) {
 	std::vector<size_t> indices;
 	for (size_t i = 0; i < chunks->volume; i++){
 		shared_ptr<Chunk> chunk = chunks->chunks[i];
@@ -87,25 +100,30 @@ void WorldRenderer::drawChunks(Chunks* chunks,
 			continue;
 		indices.push_back(i);
 	}
-
 	float px = camera->position.x / (float)CHUNK_W;
 	float pz = camera->position.z / (float)CHUNK_D;
 	std::sort(indices.begin(), indices.end(), [this, chunks, px, pz](size_t i, size_t j) {
 		shared_ptr<Chunk> a = chunks->chunks[i];
 		shared_ptr<Chunk> b = chunks->chunks[j];
-		return ((a->x + 0.5f - px)*(a->x + 0.5f - px) + (a->z + 0.5f - pz)*(a->z + 0.5f - pz) >
-				(b->x + 0.5f - px)*(b->x + 0.5f - px) + (b->z + 0.5f - pz)*(b->z + 0.5f - pz));
+		return ((a->x + 0.5f - px)*(a->x + 0.5f - px) + 
+				(a->z + 0.5f - pz)*(a->z + 0.5f - pz)
+				>
+				(b->x + 0.5f - px)*(b->x + 0.5f - px) + 
+				(b->z + 0.5f - pz)*(b->z + 0.5f - pz));
 	});
 
-	if (occlusion) frustumCulling->update(camera->getProjView());
+	bool culling = engine->getSettings().graphics.frustumCulling;
+	if (culling) {
+		frustumCulling->update(camera->getProjView());
+	}
 	chunks->visible = 0;
 	for (size_t i = 0; i < indices.size(); i++){
-		chunks->visible += drawChunk(indices[i], camera, shader, occlusion);
+		chunks->visible += drawChunk(indices[i], camera, shader, culling);
 	}
 }
 
 
-void WorldRenderer::draw(const GfxContext& pctx, Camera* camera, bool occlusion){
+void WorldRenderer::draw(const GfxContext& pctx, Camera* camera){
 	EngineSettings& settings = engine->getSettings();
 	skybox->refresh(level->world->daytime, 
 					fmax(1.0f, 18.0f/settings.chunks.loadDistance), 4);
@@ -123,6 +141,7 @@ void WorldRenderer::draw(const GfxContext& pctx, Camera* camera, bool occlusion)
 	Window::clearDepth();
 	Window::viewport(0, 0, displayWidth, displayHeight);
 
+	// Drawing background sky plane
 	Shader* backShader = assets->getShader("background");
 	backShader->use();
 	backShader->uniformMatrix("u_view", camera->getView(false));
@@ -137,8 +156,8 @@ void WorldRenderer::draw(const GfxContext& pctx, Camera* camera, bool occlusion)
 
 		float fogFactor = 18.0f / (float)settings.chunks.loadDistance;
 
+		// Setting up main shader
 		shader->use();
-		skybox->bind();
 		shader->uniformMatrix("u_proj", camera->getProjection());
 		shader->uniformMatrix("u_view", camera->getView());
 		shader->uniform1f("u_gamma", 1.0f);
@@ -146,34 +165,37 @@ void WorldRenderer::draw(const GfxContext& pctx, Camera* camera, bool occlusion)
 		shader->uniform1f("u_fogCurve", settings.graphics.fogCurve);
 		shader->uniform3f("u_cameraPos", camera->position);
 		shader->uniform1i("u_cubemap", 1);
+		{
+			blockid_t id = level->player->choosenBlock;
+			Block* block = contentIds->getBlockDef(id);
+			assert(block != nullptr);
+			float multiplier = 0.5f;
+			shader->uniform3f("u_torchlightColor",
+					block->emission[0] / 15.0f * multiplier,
+					block->emission[1] / 15.0f * multiplier,
+					block->emission[2] / 15.0f * multiplier);
+			shader->uniform1f("u_torchlightDistance", 6.0f);
+		}
 
-		Block* cblock = contentIds->getBlockDef(level->player->choosenBlock);
-		assert(cblock != nullptr);
-		float multiplier = 0.5f;
-		shader->uniform3f("u_torchlightColor",
-				cblock->emission[0] / 15.0f * multiplier,
-				cblock->emission[1] / 15.0f * multiplier,
-				cblock->emission[2] / 15.0f * multiplier);
-		shader->uniform1f("u_torchlightDistance", 6.0f);
+		// Binding main shader textures
+		skybox->bind();
 		atlas->getTexture()->bind();
 
-		Chunks* chunks = level->chunks;
-		drawChunks(chunks, camera, shader, occlusion);
+		drawChunks(level->chunks, camera, shader);
 
-		shader->uniformMatrix("u_model", mat4(1.0f));
-
-		if (level->playerController->selectedBlockId != -1){
-			Block* block = contentIds->getBlockDef(level->playerController->selectedBlockId);
+		// Selected block
+		if (PlayerController::selectedBlockId != -1){
+			blockid_t id = PlayerController::selectedBlockId;
+			Block* block = contentIds->getBlockDef(id);
 			assert(block != nullptr);
-			vec3 pos = level->playerController->selectedBlockPosition;
-			linesShader->use();
-			linesShader->uniformMatrix("u_projview", camera->getProjView());
-			lineBatch->lineWidth(2.0f);
-
+			const vec3 pos = PlayerController::selectedBlockPosition;
 			const AABB& hitbox = block->hitbox;
 			const vec3 center = pos + hitbox.center();
 			const vec3 size = hitbox.size();
-			lineBatch->box(center, size + vec3(0.02), vec4(0.0f, 0.0f, 0.0f, 0.5f));
+			linesShader->use();
+			linesShader->uniformMatrix("u_projview", camera->getProjView());
+			lineBatch->lineWidth(2.0f);
+			lineBatch->box(center, size + vec3(0.02), vec4(0.f, 0.f, 0.f, 0.5f));
 			lineBatch->render();
 		}
 		skybox->unbind();
@@ -191,44 +213,12 @@ void WorldRenderer::draw(const GfxContext& pctx, Camera* camera, bool occlusion)
 			if (coord.z < 0) coord.z--;
 			int cx = floordiv((int)coord.x, CHUNK_W);
 			int cz = floordiv((int)coord.z, CHUNK_D);
-			/*corner*/ {
-				lineBatch->line( cx    * CHUNK_W, 0,        cz    * CHUNK_D,     
-								 cx    * CHUNK_W, CHUNK_H,  cz    * CHUNK_D,     0.8f, 0, 0.8f, 1);
-				lineBatch->line( cx    * CHUNK_W, 0,       (cz+1) * CHUNK_D,     
-								 cx    * CHUNK_W, CHUNK_H, (cz+1) * CHUNK_D,     0.8f, 0, 0.8f, 1);
-				lineBatch->line((cx+1) * CHUNK_W, 0,        cz    * CHUNK_D,     
-								(cx+1) * CHUNK_W, CHUNK_H,  cz    * CHUNK_D,     0.8f, 0, 0.8f, 1);
-				lineBatch->line((cx+1) * CHUNK_W, 0,       (cz+1) * CHUNK_D,     
-								(cx+1) * CHUNK_W, CHUNK_H, (cz+1) * CHUNK_D,     0.8f, 0, 0.8f, 1);
-			}
-			for (int i = 2; i < CHUNK_W; i+=2) {
-				lineBatch->line( cx    * CHUNK_W + i, 0,        cz    * CHUNK_D,     
-								 cx    * CHUNK_W + i, CHUNK_H,  cz    * CHUNK_D,     0, 0, 0.8f, 1);
-				lineBatch->line( cx    * CHUNK_W + i, 0,       (cz+1) * CHUNK_D,     
-								 cx    * CHUNK_W + i, CHUNK_H, (cz+1) * CHUNK_D,     0, 0, 0.8f, 1);
-			}
-			for (int i = 2; i < CHUNK_D; i+=2) {
-				lineBatch->line( cx    * CHUNK_W,     0,        cz    * CHUNK_D + i, 
-								 cx    * CHUNK_W,     CHUNK_H,  cz    * CHUNK_D + i, 0.8f, 0, 0, 1);
-				lineBatch->line((cx+1) * CHUNK_W,     0,        cz    * CHUNK_D + i, 
-								(cx+1) * CHUNK_W,     CHUNK_H,  cz    * CHUNK_D + i, 0.8f, 0, 0, 1);
-			}
-			for (int i=0; i < CHUNK_H; i+=2){
-				lineBatch->line( cx    * CHUNK_W, i,  cz    * CHUNK_D,
-								 cx    * CHUNK_W, i, (cz+1) * CHUNK_D, 0, 0.8f, 0, 1);
-				lineBatch->line( cx    * CHUNK_W, i, (cz+1) * CHUNK_D,
-								(cx+1) * CHUNK_W, i, (cz+1) * CHUNK_D, 0, 0.8f, 0, 1);
-				lineBatch->line((cx+1) * CHUNK_W, i, (cz+1) * CHUNK_D,
-								(cx+1) * CHUNK_W, i,  cz    * CHUNK_D, 0, 0.8f, 0, 1);
-				lineBatch->line((cx+1) * CHUNK_W, i,  cz    * CHUNK_D,
-								 cx    * CHUNK_W, i,  cz    * CHUNK_D, 0, 0.8f, 0, 1);
 
-			}
-			lineBatch->render();
+			drawBorders(cx * CHUNK_W, 0, cz * CHUNK_D, 
+					    (cx + 1) * CHUNK_W, CHUNK_H, (cz + 1) * CHUNK_D);
 		}
 
 		float length = 40.f;
-		// top-right: vec3 tsl = vec3(displayWidth - length - 4, -length - 4, 0.f);
 		vec3 tsl = vec3(displayWidth/2, displayHeight/2, 0.f);
 		glm::mat4 model(glm::translate(glm::mat4(1.f), tsl));
 		linesShader->uniformMatrix("u_projview", glm::ortho(
@@ -251,3 +241,41 @@ void WorldRenderer::draw(const GfxContext& pctx, Camera* camera, bool occlusion)
 		lineBatch->render();
 	}
 }
+
+void WorldRenderer::drawBorders(int sx, int sy, int sz, int ex, int ey, int ez) {
+	int ww = ex-sx;
+	int dd = ez-sz;
+	/*corner*/ {
+		lineBatch->line(sx, sy, sz,     
+						sx, ey, sz, 0.8f, 0, 0.8f, 1);
+		lineBatch->line(sx, sy, ez,     
+						sx, ey, ez, 0.8f, 0, 0.8f, 1);
+		lineBatch->line(ex, sy, sz,     
+						ex, ey, sz, 0.8f, 0, 0.8f, 1);
+		lineBatch->line(ex, sy, ez,     
+						ex, ey, ez, 0.8f, 0, 0.8f, 1);
+	}
+	for (int i = 2; i < ww; i+=2) {
+		lineBatch->line(sx + i, sy, sz,     
+						sx + i, ey, sz, 0, 0, 0.8f, 1);
+		lineBatch->line(sx + i, sy, ez,     
+						sx + i, ey, ez, 0, 0, 0.8f, 1);
+	}
+	for (int i = 2; i < dd; i+=2) {
+		lineBatch->line(sx, sy, sz + i, 
+						sx, ey, sz + i, 0.8f, 0, 0, 1);
+		lineBatch->line(ex, sy, sz + i, 
+						ex, ey, sz + i, 0.8f, 0, 0, 1);
+	}
+	for (int i = sy; i < ey; i+=2){
+		lineBatch->line(sx, i, sz,
+						sx, i, ez, 0, 0.8f, 0, 1);
+		lineBatch->line(sx, i, ez,
+						ex, i, ez, 0, 0.8f, 0, 1);
+		lineBatch->line(ex, i, ez,
+						ex, i, sz, 0, 0.8f, 0, 1);
+		lineBatch->line(ex, i, sz,
+						sx, i, sz, 0, 0.8f, 0, 1);
+	}
+	lineBatch->render();
+}
\ No newline at end of file
diff --git a/src/frontend/world_render.h b/src/frontend/WorldRenderer.h
similarity index 80%
rename from src/frontend/world_render.h
rename to src/frontend/WorldRenderer.h
index d039aee4..fc5c4b4e 100644
--- a/src/frontend/world_render.h
+++ b/src/frontend/WorldRenderer.h
@@ -31,14 +31,15 @@ class WorldRenderer {
 	LineBatch* lineBatch;
 	ChunksRenderer* renderer;
 	Skybox* skybox;
-	bool drawChunk(size_t index, Camera* camera, Shader* shader, bool occlusion);
-	void drawChunks(Chunks* chunks, Camera* camera, Shader* shader, bool occlusion);
+	bool drawChunk(size_t index, Camera* camera, Shader* shader, bool culling);
+	void drawChunks(Chunks* chunks, Camera* camera, Shader* shader);
 public:
 	WorldRenderer(Engine* engine, Level* level, const ContentGfxCache* cache);
 	~WorldRenderer();
 
-	void draw(const GfxContext& context, Camera* camera, bool occlusion);
+	void draw(const GfxContext& context, Camera* camera);
 	void drawDebug(const GfxContext& context, Camera* camera);
+	void drawBorders(int sx, int sy, int sz, int ex, int ey, int ez);
 };
 
 
diff --git a/src/frontend/hud.cpp b/src/frontend/hud.cpp
index e701ee5d..475177af 100644
--- a/src/frontend/hud.cpp
+++ b/src/frontend/hud.cpp
@@ -35,7 +35,7 @@
 #include "gui/GUI.h"
 #include "ContentGfxCache.h"
 #include "screens.h"
-#include "world_render.h"
+#include "WorldRenderer.h"
 #include "../engine.h"
 #include "../core_defs.h"
 
@@ -81,8 +81,10 @@ HudRenderer::HudRenderer(Engine* engine,
 	panel->add(shared_ptr<Label>(create_label([this](){
 		return L"meshes: " + std::to_wstring(Mesh::meshesCount);
 	})));
-	panel->add(shared_ptr<Label>(create_label([this](){
-		return L"occlusion: "+wstring(this->occlusion ? L"on" : L"off");
+	panel->add(shared_ptr<Label>(create_label([=](){
+		auto& settings = engine->getSettings();
+		bool culling = settings.graphics.frustumCulling;
+		return L"frustum-culling: "+wstring(culling ? L"on" : L"off");
 	})));
 	panel->add(shared_ptr<Label>(create_label([this, level]() {
 		return L"chunks: "+std::to_wstring(this->level->chunks->chunksCount)+
@@ -178,8 +180,7 @@ HudRenderer::~HudRenderer() {
 	delete uicamera;
 }
 
-void HudRenderer::drawDebug(int fps, bool occlusion){
-	this->occlusion = occlusion;
+void HudRenderer::drawDebug(int fps){
 	this->fps = fps;
 	fpsMin = min(fps, fpsMin);
 	fpsMax = max(fps, fpsMax);
diff --git a/src/frontend/hud.h b/src/frontend/hud.h
index b0608f08..cdb7d3fa 100644
--- a/src/frontend/hud.h
+++ b/src/frontend/hud.h
@@ -31,7 +31,6 @@ class HudRenderer {
 	int fpsMin = 60;
 	int fpsMax = 60;
 	std::wstring fpsString;
-	bool occlusion;
 	bool inventoryOpen = false;
 	bool pause = false;
 
@@ -49,7 +48,7 @@ public:
 	void update();
 	void drawContentAccess(const GfxContext& ctx, Player* player);
 	void draw(const GfxContext& context);
-	void drawDebug(int fps, bool occlusion);
+	void drawDebug(int fps);
 
 	bool isInventoryOpen() const;
 	bool isPause() const;
diff --git a/src/frontend/screens.cpp b/src/frontend/screens.cpp
index f7152937..7b56b3be 100644
--- a/src/frontend/screens.cpp
+++ b/src/frontend/screens.cpp
@@ -18,18 +18,18 @@
 #include "../world/Level.h"
 #include "../world/World.h"
 #include "../objects/Player.h"
-#include "../voxels/ChunksController.h"
+#include "../logic/ChunksController.h"
+#include "../logic/LevelController.h"
 #include "../voxels/Chunks.h"
 #include "../voxels/Chunk.h"
-#include "world_render.h"
+#include "../engine.h"
+#include "../util/stringutil.h"
+#include "../core_defs.h"
+#include "WorldRenderer.h"
 #include "hud.h"
 #include "ContentGfxCache.h"
 #include "gui/GUI.h"
 #include "gui/panels.h"
-#include "../engine.h"
-#include "../util/stringutil.h"
-#include "../core_defs.h"
-
 #include "menu.h"
 
 using std::string;
@@ -71,7 +71,7 @@ void MenuScreen::update(float delta) {
 
 void MenuScreen::draw(float delta) {
     Window::clear();
-    Window::setBgColor(vec3(0.2f, 0.2f, 0.2f));
+    Window::setBgColor(vec3(0.2f));
 
     uicamera->fov = Window::height;
 	Shader* uishader = engine->getAssets()->getShader("ui");
@@ -88,16 +88,20 @@ void MenuScreen::draw(float delta) {
 }
 
 static bool backlight;
+
 LevelScreen::LevelScreen(Engine* engine, Level* level) 
     : Screen(engine), 
       level(level) {
+    auto& settings = engine->getSettings();
+    controller = new LevelController(settings, level);
     cache = new ContentGfxCache(level->content, engine->getAssets());
     worldRenderer = new WorldRenderer(engine, level, cache);
     hud = new HudRenderer(engine, level, cache, worldRenderer);
-    backlight = engine->getSettings().graphics.backlight;
+    backlight = settings.graphics.backlight;
 }
 
 LevelScreen::~LevelScreen() {
+    delete controller;
     delete hud;
     delete worldRenderer;
     delete cache;
@@ -111,8 +115,9 @@ LevelScreen::~LevelScreen() {
 }
 
 void LevelScreen::updateHotkeys() {
+    auto& settings = engine->getSettings();
     if (Events::jpressed(keycode::O)) {
-        occlusion = !occlusion;
+        settings.graphics.frustumCulling = !settings.graphics.frustumCulling;
     }
     if (Events::jpressed(keycode::F3)) {
         level->player->debug = !level->player->debug;
@@ -124,14 +129,15 @@ void LevelScreen::updateHotkeys() {
 
 void LevelScreen::update(float delta) {
     gui::GUI* gui = engine->getGUI();
-    EngineSettings& settings = engine->getSettings();
-
+    
     bool inputLocked = hud->isPause() || 
                        hud->isInventoryOpen() || 
                        gui->isFocusCaught();
     if (!gui->isFocusCaught()) {
         updateHotkeys();
     }
+    // TODO: subscribe for setting change
+    EngineSettings& settings = engine->getSettings();
     if (settings.graphics.backlight != backlight) {
         level->chunks->saveAndClear();
         backlight = settings.graphics.backlight;
@@ -139,11 +145,7 @@ void LevelScreen::update(float delta) {
     if (!hud->isPause()) {
         level->world->updateTimers(delta);
     }
-    level->updatePlayer(delta, !inputLocked, hud->isPause(), !inputLocked);
-    level->update();
-    
-    level->chunksController->update(settings.chunks.loadSpeed);
-
+    controller->update(delta, !inputLocked, hud->isPause(), !inputLocked);
     hud->update();
 }
 
@@ -153,9 +155,9 @@ void LevelScreen::draw(float delta) {
     Viewport viewport(Window::width, Window::height);
     GfxContext ctx(nullptr, viewport, nullptr);
 
-    worldRenderer->draw(ctx, camera, occlusion);
+    worldRenderer->draw(ctx, camera);
     hud->draw(ctx);
     if (level->player->debug) {
-        hud->drawDebug( 1 / delta, occlusion);
+        hud->drawDebug(1 / delta);
     }
 }
diff --git a/src/frontend/screens.h b/src/frontend/screens.h
index 8ac45b1f..60e3b4b9 100644
--- a/src/frontend/screens.h
+++ b/src/frontend/screens.h
@@ -12,6 +12,7 @@ class Engine;
 class Camera;
 class Batch2D;
 class ContentGfxCache;
+class LevelController;
 
 /* Screen is a mainloop state */
 class Screen {
@@ -37,10 +38,10 @@ public:
 
 class LevelScreen : public Screen {
     Level* level;
+    LevelController* controller;
     WorldRenderer* worldRenderer;
     HudRenderer* hud;
     ContentGfxCache* cache;
-    bool occlusion = true;
     void updateHotkeys();
 public:
     LevelScreen(Engine* engine, Level* level);
diff --git a/src/graphics/BlocksRenderer.cpp b/src/graphics/BlocksRenderer.cpp
index 801e11b7..8f3edc61 100644
--- a/src/graphics/BlocksRenderer.cpp
+++ b/src/graphics/BlocksRenderer.cpp
@@ -307,7 +307,8 @@ vec4 BlocksRenderer::pickLight(int x, int y, int z) const {
 	}
 }
 
-vec4 BlocksRenderer::pickSoftLight(int x, int y, int z, const ivec3& right, const ivec3& up) const {
+vec4 BlocksRenderer::pickSoftLight(int x, int y, int z, 
+								  const ivec3& right, const ivec3& up) const {
 	return (pickLight(x - right.x - up.x, y - right.y - up.y, z - right.z - up.z) +
 		pickLight(x - up.x, y - up.y, z - up.z) +
 		pickLight(x, y, z) +
@@ -332,15 +333,15 @@ void BlocksRenderer::render(const voxel* voxels, int atlas_size) {
 			int z = (i / CHUNK_D) % CHUNK_W;
 			switch (def.model) {
 			case BlockModel::block:
-				if (*((uint32_t*)&def.emission)) {
-					blockCube(x, y, z, vec3(1, 1, 1), texfaces, def.drawGroup);
+				if (def.rt.emissive) {
+					blockCube(x, y, z, vec3(1.0f), texfaces, def.drawGroup);
 				}
 				else {
-					blockCubeShaded(x, y, z, vec3(1, 1, 1), texfaces, &def, vox.states);
+					blockCubeShaded(x, y, z, vec3(1.0f), texfaces, &def, vox.states);
 				}
 				break;
 			case BlockModel::xsprite: {
-				blockXSprite(x, y, z, vec3(1, 1, 1), texfaces[FACE_MX], texfaces[FACE_MZ], 1.0f);
+				blockXSprite(x, y, z, vec3(1.0f), texfaces[FACE_MX], texfaces[FACE_MZ], 1.0f);
 				break;
 			}
 			default:
diff --git a/src/graphics/LineBatch.h b/src/graphics/LineBatch.h
index 8e37cf61..bbecaa0b 100644
--- a/src/graphics/LineBatch.h
+++ b/src/graphics/LineBatch.h
@@ -12,7 +12,7 @@ class LineBatch {
 	size_t index;
 	size_t capacity;
 public:
-	LineBatch(size_t capacity);
+	LineBatch(size_t capacity=4096);
 	~LineBatch();
 
 	void line(float x1, float y1, float z1, float x2, float y2, float z2,
diff --git a/src/voxels/ChunksController.cpp b/src/logic/ChunksController.cpp
similarity index 92%
rename from src/voxels/ChunksController.cpp
rename to src/logic/ChunksController.cpp
index 2073b117..f7ae440a 100644
--- a/src/voxels/ChunksController.cpp
+++ b/src/logic/ChunksController.cpp
@@ -1,9 +1,15 @@
 #include "ChunksController.h"
-#include "Block.h"
-#include "Chunk.h"
-#include "Chunks.h"
-#include "ChunksStorage.h"
-#include "WorldGenerator.h"
+
+#include <iostream>
+#include <limits.h>
+#include <memory>
+#include <chrono>
+
+#include "../voxels/Block.h"
+#include "../voxels/Chunk.h"
+#include "../voxels/Chunks.h"
+#include "../voxels/ChunksStorage.h"
+#include "../voxels/WorldGenerator.h"
 #include "../content/Content.h"
 #include "../graphics/Mesh.h"
 #include "../lighting/Lighting.h"
@@ -11,10 +17,6 @@
 #include "../world/Level.h"
 #include "../world/World.h"
 #include "../maths/voxmaths.h"
-#include <iostream>
-#include <limits.h>
-#include <memory>
-#include <chrono>
 
 #define MAX_WORK_PER_FRAME 16
 #define MIN_SURROUNDING 9
@@ -26,7 +28,11 @@ using std::chrono::duration_cast;
 using std::chrono::microseconds;
 
 
-ChunksController::ChunksController(Level* level, Chunks* chunks, Lighting* lighting, uint padding) 
+ChunksController::ChunksController(
+	Level* level, 
+	Chunks* chunks, 
+	Lighting* lighting, 
+	uint padding) 
     : level(level), 
 	  chunks(chunks), 
 	  lighting(lighting), 
diff --git a/src/voxels/ChunksController.h b/src/logic/ChunksController.h
similarity index 100%
rename from src/voxels/ChunksController.h
rename to src/logic/ChunksController.h
diff --git a/src/logic/LevelController.cpp b/src/logic/LevelController.cpp
new file mode 100644
index 00000000..b7adc736
--- /dev/null
+++ b/src/logic/LevelController.cpp
@@ -0,0 +1,45 @@
+#include "LevelController.h"
+#include "../world/Level.h"
+
+#include "PlayerController.h"
+#include "ChunksController.h"
+
+LevelController::LevelController(EngineSettings& settings, Level* level) 
+    : settings(settings), level(level) {
+    chunks = new ChunksController(
+                level, 
+                level->chunks, 
+                level->lighting, 
+                settings.chunks.padding);
+    player = new PlayerController(level, settings);
+}
+
+LevelController::~LevelController() {
+    delete player;
+    delete chunks;
+}
+
+void LevelController::update(
+        float delta, 
+        bool input, 
+        bool pause, 
+        bool interactions) {
+    if (!pause) {
+		if (input) {
+			player->updateKeyboard();
+		} else {
+			player->resetKeyboard();
+		}
+        player->updateCamera(delta, input);
+		player->updateControls(delta);
+
+	}
+	player->refreshCamera();
+	if (interactions) {
+		player->updateInteraction();
+	} else {
+		player->selectedBlockId = -1;
+	}
+    level->update();
+    chunks->update(settings.chunks.loadSpeed);
+}
\ No newline at end of file
diff --git a/src/logic/LevelController.h b/src/logic/LevelController.h
new file mode 100644
index 00000000..06e324c9
--- /dev/null
+++ b/src/logic/LevelController.h
@@ -0,0 +1,27 @@
+#ifndef LOGIC_LEVEL_CONTROLLER_H_
+#define LOGIC_LEVEL_CONTROLLER_H_
+
+#include "../settings.h"
+
+class Level;
+class ChunksController;
+class PlayerController;
+
+class LevelController {
+    EngineSettings& settings;
+
+    Level* level;
+
+    ChunksController* chunks;
+    PlayerController* player;
+public:
+    LevelController(EngineSettings& settings, Level* level);
+    ~LevelController();
+
+    void update(float delta, 
+                bool input, 
+                bool pause, 
+                bool interactions);
+};
+
+#endif // LOGIC_LEVEL_CONTROLLER_H_
diff --git a/src/objects/player_control.cpp b/src/logic/PlayerController.cpp
similarity index 51%
rename from src/objects/player_control.cpp
rename to src/logic/PlayerController.cpp
index 654dc722..a1e2620c 100644
--- a/src/objects/player_control.cpp
+++ b/src/logic/PlayerController.cpp
@@ -1,6 +1,6 @@
-#include "player_control.h"
+#include "PlayerController.h"
 
-#include "Player.h"
+#include "../objects/Player.h"
 #include "../physics/PhysicsSolver.h"
 #include "../physics/Hitbox.h"
 #include "../lighting/Lighting.h"
@@ -15,29 +15,104 @@
 
 #include "../core_defs.h"
 
-#define CROUCH_SPEED_MUL 0.35f
-#define CROUCH_SHIFT_Y -0.2f
-#define RUN_SPEED_MUL 1.5f
+#define CAM_SHAKE_OFFSET 0.025f
+#define CAM_SHAKE_OFFSET_Y 0.031f
+#define CAM_SHAKE_SPEED 1.6f
+#define CAM_SHAKE_DELTA_K 10.0f
+#define ZOOM_SPEED 16.0f
 #define CROUCH_ZOOM 0.9f
 #define RUN_ZOOM 1.1f
 #define C_ZOOM 0.1f
-#define ZOOM_SPEED 16.0f
-#define PLAYER_GROUND_DAMPING 10.0f
-#define PLAYER_AIR_DAMPING 7.0f
-#define CAMERA_SHAKING_OFFSET 0.025f
-#define CAMERA_SHAKING_OFFSET_Y 0.031f
-#define CAMERA_SHAKING_SPEED 1.6f
-#define CAMERA_SHAKING_DELTA_K 10.0f
-#define FLIGHT_SPEED_MUL 4.0f
-#define CHEAT_SPEED_MUL 5.0f
-#define JUMP_FORCE 7.0f
+#define CROUCH_SHIFT_Y -0.2f
 
-PlayerController::PlayerController(Level* level, const EngineSettings& settings) 
-	: level(level), player(level->player), camSettings(settings.camera) {
+using glm::vec2;
+using glm::vec3;
+
+CameraControl::CameraControl(Player* player, const CameraSettings& settings) 
+	: player(player), 
+	  camera(player->camera), 
+	  settings(settings),
+	  offset(0.0f, 0.7f, 0.0f) {
 }
 
-void PlayerController::refreshCamera() {
-	level->player->camera->position = level->player->hitbox->position + cameraOffset;
+void CameraControl::refresh() {
+	camera->position = player->hitbox->position + offset;
+}
+
+void CameraControl::updateMouse(PlayerInput& input) {
+	float rotX = -Events::deltaX / Window::height * 2;
+	float rotY = -Events::deltaY / Window::height * 2;
+
+	if (input.zoom){
+		rotX /= 4;
+		rotY /= 4;
+	}
+
+	float& camX = player->camX;
+	float& camY = player->camY;
+	camX += rotX;
+	camY += rotY;
+	if (camY < -radians(89.9f)){
+		camY = -radians(89.9f);
+	}
+	if (camY > radians(89.9f)){
+		camY = radians(89.9f);
+	}
+
+	camera->rotation = mat4(1.0f);
+	camera->rotate(camY, camX, 0);
+}
+
+void CameraControl::update(PlayerInput& input, float delta) {
+	Hitbox* hitbox = player->hitbox;
+
+	offset = vec3(0.0f, 0.7f, 0.0f);
+
+	if (settings.shaking && !input.cheat) {
+		const float k = CAM_SHAKE_DELTA_K;
+		const float oh = CAM_SHAKE_OFFSET;
+		const float ov = CAM_SHAKE_OFFSET_Y;
+		const vec3& vel = hitbox->velocity;
+
+		interpVel = interpVel * (1.0f - delta * 5) + vel * delta * 0.1f;
+		if (hitbox->grounded && interpVel.y < 0.0f){
+			interpVel.y *= -30.0f;
+		}
+		shake = shake * (1.0f - delta * k);
+		if (hitbox->grounded) {
+			float f = length(vec2(vel.x, vel.z));
+			shakeTimer += delta * f * CAM_SHAKE_SPEED;
+			shake += f * delta * k;
+		}
+		offset += camera->right * sin(shakeTimer) * oh * shake;
+		offset += camera->up * abs(cos(shakeTimer)) * ov * shake;
+		offset -= glm::min(interpVel * 0.05f, 1.0f);
+	}
+
+	if (settings.fovEvents){
+		bool crouch = input.shift && hitbox->grounded && !input.sprint;
+
+		float dt = fmin(1.0f, delta * ZOOM_SPEED);
+		float zoomValue = 1.0f;
+		if (crouch){
+			offset += vec3(0.f, CROUCH_SHIFT_Y, 0.f);
+			zoomValue = CROUCH_ZOOM;
+		} else if (input.sprint){
+			zoomValue = RUN_ZOOM;
+		}
+		if (input.zoom)
+			zoomValue *= C_ZOOM;
+		camera->zoom = zoomValue * dt + camera->zoom * (1.0f - dt);
+	}
+}
+
+vec3 PlayerController::selectedBlockPosition;
+int PlayerController::selectedBlockId = -1;
+
+PlayerController::PlayerController(Level* level, const EngineSettings& settings) 
+	: level(level), 
+	  player(level->player), 
+	  camControl(level->player, settings.camera) {
 }
 
 void PlayerController::updateKeyboard() {
@@ -62,6 +137,13 @@ void PlayerController::updateKeyboard() {
 	}
 }
 
+void PlayerController::updateCamera(float delta, bool movement) {
+	if (movement) {
+		camControl.updateMouse(input);
+	}
+	camControl.update(input, delta);
+}
+
 void PlayerController::resetKeyboard() {
 	input.zoom = false;
 	input.moveForward = false;
@@ -75,142 +157,11 @@ void PlayerController::resetKeyboard() {
 }
 
 void PlayerController::updateControls(float delta){
-	Player* player = level->player;
-	Camera* camera = player->camera;
-	Hitbox* hitbox = player->hitbox;
-	bool cameraShaking = camSettings.shaking;
-
-	bool crouch = input.shift && hitbox->grounded && !input.sprint;
-	float speed = player->speed;
-
-	if (player->flight){
-		speed *= FLIGHT_SPEED_MUL;
-	}
-	if (input.cheat){
-		speed *= CHEAT_SPEED_MUL;
-		cameraShaking = false;
-	}
-
-	if (crouch) {
-		speed *= CROUCH_SPEED_MUL;
-	} else if (input.sprint) {
-		speed *= RUN_SPEED_MUL;
-	}
-
-	vec3 dir(0,0,0);
-	if (input.moveForward){
-		dir.x += camera->dir.x;
-		dir.z += camera->dir.z;
-	}
-	if (input.moveBack){
-		dir.x -= camera->dir.x;
-		dir.z -= camera->dir.z;
-	}
-	if (input.moveRight){
-		dir.x += camera->right.x;
-		dir.z += camera->right.z;
-	}
-	if (input.moveLeft){
-		dir.x -= camera->right.x;
-		dir.z -= camera->right.z;
-	}
-	if (length(dir) > 0.0f){
-		dir = normalize(dir);
-		hitbox->velocity.x += dir.x * speed * delta * 9;
-		hitbox->velocity.z += dir.z * speed * delta * 9;
-	}
-
-	int substeps = (int)(delta * 1000);
-	substeps = (substeps <= 0 ? 1 : (substeps > 100 ? 100 : substeps));
-	level->physics->step(level->chunks, hitbox, delta, substeps, crouch, player->flight ? 0.0f : 1.0f, !player->noclip);
-	if (player->flight && hitbox->grounded) {
-		player->flight = false;
-	}
-
-	if (input.jump && hitbox->grounded){
-		hitbox->velocity.y = JUMP_FORCE;
-	}
-
-	cameraOffset = vec3(0.0f, 0.7f, 0.0f);
-
-	if (cameraShaking) {
-		player->interpVel = player->interpVel * (1.0f - delta * 5) + hitbox->velocity * delta * 0.1f;
-		if (hitbox->grounded && player->interpVel.y < 0.0f){
-			player->interpVel.y *= -30.0f;
-		}
-		float factor = hitbox->grounded ? length(vec2(hitbox->velocity.x, hitbox->velocity.z)) : 0.0f;
-		player->cameraShakingTimer += delta * factor * CAMERA_SHAKING_SPEED;
-		float shakeTimer = player->cameraShakingTimer;
-		player->cameraShaking = player->cameraShaking * (1.0f - delta * CAMERA_SHAKING_DELTA_K) + factor * delta * CAMERA_SHAKING_DELTA_K;
-		cameraOffset += camera->right * sin(shakeTimer) * CAMERA_SHAKING_OFFSET * player->cameraShaking;
-		cameraOffset += camera->up * abs(cos(shakeTimer)) * CAMERA_SHAKING_OFFSET_Y * player->cameraShaking;
-		cameraOffset -= min(player->interpVel * 0.05f, 1.0f);
-	}
-
-	if ((input.flight && !player->noclip) ||
-		(input.noclip && player->flight == player->noclip)){
-		player->flight = !player->flight;
-		if (player->flight){
-			hitbox->grounded = false;
-		}
-	}
-	if (input.noclip) {
-		player->noclip = !player->noclip;
-	}
-
-	if (camSettings.fovEvents){
-		float dt = min(1.0f, delta * ZOOM_SPEED);
-		float zoomValue = 1.0f;
-		if (crouch){
-			cameraOffset += vec3(0.f, CROUCH_SHIFT_Y, 0.f);
-			zoomValue = CROUCH_ZOOM;
-		} else if (input.sprint){
-			zoomValue = RUN_ZOOM;
-		}
-		if (input.zoom)
-			zoomValue *= C_ZOOM;
-		camera->zoom = zoomValue * dt + camera->zoom * (1.0f - dt);
-	}
-
-	hitbox->linear_damping = PLAYER_GROUND_DAMPING;
-	if (player->flight){
-		hitbox->linear_damping = PLAYER_AIR_DAMPING;
-		hitbox->velocity.y *= 1.0f - delta * 9;
-		if (input.jump){
-			hitbox->velocity.y += speed * delta * 9;
-		}
-		if (input.shift){
-			hitbox->velocity.y -= speed * delta * 9;
-		}
-	}
-	if (!hitbox->grounded) {
-		hitbox->linear_damping = PLAYER_AIR_DAMPING;
-	}
-
-	input.noclip = false;
-	input.flight = false;
+	player->update(level, input, delta);
 }
 
-void PlayerController::updateCameraControl() {
-	Camera* camera = player->camera;
-	float rotX = -Events::deltaX / Window::height * 2;
-	float rotY = -Events::deltaY / Window::height * 2;
-	if (input.zoom){
-		rotX /= 4;
-		rotY /= 4;
-	}
-	player->camX += rotX;
-	player->camY += rotY;
-
-	if (player->camY < -radians(89.9f)){
-		player->camY = -radians(89.9f);
-	}
-	if (player->camY > radians(89.9f)){
-		player->camY = radians(89.9f);
-	}
-
-	camera->rotation = mat4(1.0f);
-	camera->rotate(player->camY, player->camX, 0);
+void PlayerController::refreshCamera() {
+	camControl.refresh();
 }
 
 void PlayerController::updateInteraction(){
@@ -278,4 +229,4 @@ void PlayerController::updateInteraction(){
 	} else {
 		selectedBlockId = -1;
 	}
-}
+}
\ No newline at end of file
diff --git a/src/logic/PlayerController.h b/src/logic/PlayerController.h
new file mode 100644
index 00000000..f7ca2295
--- /dev/null
+++ b/src/logic/PlayerController.h
@@ -0,0 +1,46 @@
+#ifndef PLAYER_CONTROL_H_
+#define PLAYER_CONTROL_H_
+
+#include <glm/glm.hpp>
+
+#include "../settings.h"
+#include "../objects/Player.h"
+
+class Camera;
+class Player;
+class Level;
+
+class CameraControl {
+	Player* player;
+	Camera* camera;
+	const CameraSettings& settings;
+	glm::vec3 offset;
+	float shake = 0.0f;
+	float shakeTimer = 0.0f;
+	glm::vec3 interpVel {0.0f};
+public:
+	CameraControl(Player* player, const CameraSettings& settings);
+	void updateMouse(PlayerInput& input);
+	void update(PlayerInput& input, float delta);
+	void refresh();
+};
+
+class PlayerController {
+	Level* level;
+	Player* player;
+	PlayerInput input;
+	CameraControl camControl;
+public:
+	static glm::vec3 selectedBlockPosition;
+	static int selectedBlockId;
+
+	PlayerController(Level* level, const EngineSettings& settings);
+	void updateKeyboard();
+	void updateCamera(float delta, bool movement);
+	void refreshCamera();
+	void resetKeyboard();
+	void updateControls(float delta);
+	void updateInteraction();
+};
+
+#endif /* PLAYER_CONTROL_H_ */
diff --git a/src/objects/Player.cpp b/src/objects/Player.cpp
index 56039d7d..e67ab020 100644
--- a/src/objects/Player.cpp
+++ b/src/objects/Player.cpp
@@ -2,15 +2,24 @@
 #include "../physics/Hitbox.h"
 #include "../physics/PhysicsSolver.h"
 #include "../voxels/Chunks.h"
+#include "../world/Level.h"
 #include "../window/Events.h"
+#include "../window/Camera.h"
 
 #include <glm/glm.hpp>
 
+#define CROUCH_SPEED_MUL 0.35f
+#define RUN_SPEED_MUL 1.5f
+#define PLAYER_GROUND_DAMPING 10.0f
+#define PLAYER_AIR_DAMPING 7.0f
+#define FLIGHT_SPEED_MUL 4.0f
+#define CHEAT_SPEED_MUL 5.0f
+#define JUMP_FORCE 7.0f
+
 Player::Player(glm::vec3 position, float speed, Camera* camera) :
 		speed(speed),
 		camera(camera),
-		choosenBlock(1),
-		camX(0.0f), camY(0.0f){
+		choosenBlock(1) {
 	hitbox = new Hitbox(position, vec3(0.3f,0.9f,0.3f));
 }
 
@@ -18,6 +27,96 @@ Player::~Player(){
 	delete hitbox;
 }
 
+void Player::update(
+		Level* level,
+		PlayerInput& input, 
+		float delta) {
+	bool crouch = input.shift && hitbox->grounded && !input.sprint;
+	float speed = this->speed;
+	if (flight){
+		speed *= FLIGHT_SPEED_MUL;
+	}
+	if (input.cheat){
+		speed *= CHEAT_SPEED_MUL;
+	}
+
+	if (crouch) {
+		speed *= CROUCH_SPEED_MUL;
+	} else if (input.sprint) {
+		speed *= RUN_SPEED_MUL;
+	}
+
+	vec3 dir(0,0,0);
+	if (input.moveForward){
+		dir.x += camera->dir.x;
+		dir.z += camera->dir.z;
+	}
+	if (input.moveBack){
+		dir.x -= camera->dir.x;
+		dir.z -= camera->dir.z;
+	}
+	if (input.moveRight){
+		dir.x += camera->right.x;
+		dir.z += camera->right.z;
+	}
+	if (input.moveLeft){
+		dir.x -= camera->right.x;
+		dir.z -= camera->right.z;
+	}
+	if (length(dir) > 0.0f){
+		dir = normalize(dir);
+		hitbox->velocity.x += dir.x * speed * delta * 9;
+		hitbox->velocity.z += dir.z * speed * delta * 9;
+	}
+
+	int substeps = (int)(delta * 1000);
+	substeps = std::min(100, std::max(0, substeps));
+	level->physics->step(level->chunks, hitbox, 
+						 delta,  substeps, 
+						 crouch, flight ? 0.0f : 1.0f, 
+						 !noclip);
+	if (flight && hitbox->grounded) {
+		flight = false;
+	}
+
+	if (input.jump && hitbox->grounded){
+		hitbox->velocity.y = JUMP_FORCE;
+	}
+
+	if ((input.flight && !noclip) ||
+		(input.noclip && flight == noclip)){
+		flight = !flight;
+		if (flight){
+			hitbox->grounded = false;
+		}
+	}
+	if (input.noclip) {
+		noclip = !noclip;
+	}
+
+	hitbox->linear_damping = PLAYER_GROUND_DAMPING;
+	if (flight){
+		hitbox->linear_damping = PLAYER_AIR_DAMPING;
+		hitbox->velocity.y *= 1.0f - delta * 9;
+		if (input.jump){
+			hitbox->velocity.y += speed * delta * 9;
+		}
+		if (input.shift){
+			hitbox->velocity.y -= speed * delta * 9;
+		}
+	}
+	if (!hitbox->grounded) {
+		hitbox->linear_damping = PLAYER_AIR_DAMPING;
+	}
+
+	input.noclip = false;
+	input.flight = false;
+}
+
 void Player::teleport(glm::vec3 position) {
 	hitbox->position = position;
 }
+
+float Player::getSpeed() const {
+	return speed;
+}
diff --git a/src/objects/Player.h b/src/objects/Player.h
index 132318e9..616192f8 100644
--- a/src/objects/Player.h
+++ b/src/objects/Player.h
@@ -4,30 +4,49 @@
 #include <glm/glm.hpp>
 
 #include "../voxels/voxel.h"
+#include "../settings.h"
 
 class Camera;
 class Hitbox;
 class PhysicsSolver;
 class Chunks;
+class Level;
+
+struct PlayerInput {
+	bool zoom;
+	bool moveForward;
+	bool moveBack;
+	bool moveRight;
+	bool moveLeft;
+	bool sprint;
+	bool shift;
+	bool cheat;
+	bool jump;
+	bool noclip;
+	bool flight;
+};
 
 class Player {
-public:
 	float speed;
+public:
 	Camera* camera;
 	Hitbox* hitbox;
 	bool flight = false;
 	bool noclip = false;
 	bool debug = false;
 	int choosenBlock;
-	float camX, camY;
-	float cameraShaking = 0.0f;
-	float cameraShakingTimer = 0.0f;
-	glm::vec3 interpVel {0.0f, 0.0f, 0.0f};
 	voxel selectedVoxel {0, 0};
+
+	float camX = 0.0f;
+	float camY = 0.0f;
+
 	Player(glm::vec3 position, float speed, Camera* camera);
 	~Player();
 
 	void teleport(glm::vec3 position);
+
+	float getSpeed() const;
+	void update(Level* level, PlayerInput& input, float delta);
 };
 
 #endif /* SRC_OBJECTS_PLAYER_H_ */
diff --git a/src/objects/player_control.h b/src/objects/player_control.h
deleted file mode 100644
index 90d298bd..00000000
--- a/src/objects/player_control.h
+++ /dev/null
@@ -1,47 +0,0 @@
-#ifndef PLAYER_CONTROL_H_
-#define PLAYER_CONTROL_H_
-
-#include <glm/glm.hpp>
-
-#include "../settings.h"
-
-class PhysicsSolver;
-class Chunks;
-class Player;
-class Level;
-
-struct PlayerInput {
-	bool zoom;
-	bool moveForward;
-	bool moveBack;
-	bool moveRight;
-	bool moveLeft;
-	bool sprint;
-	bool shift;
-	bool cheat;
-	bool jump;
-	bool noclip;
-	bool flight;
-};
-
-class PlayerController {
-	Level* level;
-	Player* player;
-
-	PlayerInput input;
-
-	const CameraSettings& camSettings;
-public:
-	glm::vec3 selectedBlockPosition;
-	glm::vec3 cameraOffset {0.0f, 0.7f, 0.0f};
-	int selectedBlockId = -1;
-	PlayerController(Level* level, const EngineSettings& settings);
-	void updateKeyboard();
-	void resetKeyboard();
-	void updateCameraControl();
-	void updateControls(float delta);
-	void updateInteraction();
-	void refreshCamera();
-};
-
-#endif /* PLAYER_CONTROL_H_ */
diff --git a/src/physics/Hitbox.h b/src/physics/Hitbox.h
index 5fe3e8d3..fc5fb763 100644
--- a/src/physics/Hitbox.h
+++ b/src/physics/Hitbox.h
@@ -2,8 +2,6 @@
 #define PHYSICS_HITBOX_H_
 
 #include <glm/glm.hpp>
-#include <glm/ext.hpp>
-#include <glm/gtc/matrix_transform.hpp>
 
 using namespace glm;
 
diff --git a/src/settings.h b/src/settings.h
index 9208f36e..be34d2c0 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -43,6 +43,8 @@ struct GraphicsSettings {
 	float fogCurve = 1.6f;
 	/* Enable blocks backlight to prevent complete darkness */
 	bool backlight = true;
+	/* Enable chunks frustum culling */
+	bool frustumCulling = true;
 };
 
 struct DebugSettings {
diff --git a/src/window/Camera.cpp b/src/window/Camera.cpp
index 32084a83..fdf68ca1 100644
--- a/src/window/Camera.cpp
+++ b/src/window/Camera.cpp
@@ -3,6 +3,10 @@
 
 #include <glm/ext.hpp>
 
+using glm::vec3;
+using glm::vec4;
+using glm::mat4;
+
 Camera::Camera(vec3 position, float fov) : position(position), fov(fov), zoom(1.0f), rotation(1.0f) {
 	updateVectors();
 }
diff --git a/src/window/Camera.h b/src/window/Camera.h
index 9d0a331f..ccf98f01 100644
--- a/src/window/Camera.h
+++ b/src/window/Camera.h
@@ -2,30 +2,29 @@
 #define WINDOW_CAMERA_H_
 
 #include <glm/glm.hpp>
-using namespace glm;
 
 class Camera {
 	void updateVectors();
 public:
-	vec3 front;
-	vec3 up;
-	vec3 right;
-	vec3 dir;
+	glm::vec3 front;
+	glm::vec3 up;
+	glm::vec3 right;
+	glm::vec3 dir;
 
-	vec3 position;
+	glm::vec3 position;
 	float fov;
 	float zoom;
-	mat4 rotation;
+	glm::mat4 rotation;
 	bool perspective = true;
 	bool flipped = false;
 	float aspect = 0.0f;
-	Camera(vec3 position, float fov);
+	Camera(glm::vec3 position, float fov);
 
 	void rotate(float x, float y, float z);
 
-	mat4 getProjection();
-	mat4 getView(bool position=true);
-	mat4 getProjView();
+	glm::mat4 getProjection();
+	glm::mat4 getView(bool position=true);
+	glm::mat4 getProjView();
 };
 
 #endif /* WINDOW_CAMERA_H_ */
diff --git a/src/world/Level.cpp b/src/world/Level.cpp
index 35743542..e1c4bddb 100644
--- a/src/world/Level.cpp
+++ b/src/world/Level.cpp
@@ -5,12 +5,10 @@
 #include "../lighting/Lighting.h"
 #include "../voxels/Chunk.h"
 #include "../voxels/Chunks.h"
-#include "../voxels/ChunksController.h"
 #include "../voxels/ChunksStorage.h"
 #include "../physics/Hitbox.h"
 #include "../physics/PhysicsSolver.h"
 #include "../objects/Player.h"
-#include "../objects/player_control.h"
 
 Level::Level(World* world, const Content* content, Player* player, EngineSettings& settings)
 	  : world(world),
@@ -30,9 +28,6 @@ Level::Level(World* world, const Content* content, Player* player, EngineSetting
 		events,
 		content);
 	lighting = new Lighting(content, chunks);
-	chunksController = new ChunksController(this, chunks, lighting, 
-											settings.chunks.padding);
-	playerController = new PlayerController(this, settings);
 
 	events->listen(EVT_CHUNK_HIDDEN, [this](lvl_event_type type, Chunk* chunk) {
 		this->chunksStorage->remove(chunk->x, chunk->z);
@@ -45,31 +40,7 @@ Level::~Level(){
 	delete physics;
 	delete player;
 	delete lighting;
-	delete chunksController;
 	delete chunksStorage;
-	delete playerController;
-}
-
-void Level::updatePlayer(float delta, 
-				  		 bool input, 
-				 	     bool pause, 
-				  		 bool interactions) {
-	if (!pause) {
-		if (input) {
-			playerController->updateKeyboard();
-			playerController->updateCameraControl();
-		} else {
-			playerController->resetKeyboard();
-		}
-		playerController->updateControls(delta);
-
-	}
-	playerController->refreshCamera();
-	if (interactions) {
-		playerController->updateInteraction();
-	} else {
-		playerController->selectedBlockId = -1;
-	}
 }
 
 void Level::update() {
@@ -77,7 +48,7 @@ void Level::update() {
 	chunks->setCenter(position.x, position.z);
 
 	int matrixSize = (settings.chunks.loadDistance+
-					settings.chunks.padding) * 2;
+					  settings.chunks.padding) * 2;
 	if (chunks->w != matrixSize) {
 		chunks->resize(matrixSize, matrixSize);
 	}
diff --git a/src/world/Level.h b/src/world/Level.h
index 084b9cd3..6ea9c71b 100644
--- a/src/world/Level.h
+++ b/src/world/Level.h
@@ -24,11 +24,11 @@ public:
 	Player* player;
 	Chunks* chunks;
 	ChunksStorage* chunksStorage;
+
 	PhysicsSolver* physics;
 	Lighting* lighting;
-	ChunksController* chunksController;
-	PlayerController* playerController;
 	LevelEvents* events;
+
 	const EngineSettings& settings;
 
 	Level(World* world, 
@@ -37,11 +37,6 @@ public:
 	      EngineSettings& settings);
 	~Level();
 
-	void updatePlayer(float delta, 
-					  bool input, 
-					  bool pause, 
-					  bool interactions);
-
 	void update();
 };
 
diff --git a/src/world/World.cpp b/src/world/World.cpp
index 404928b4..45fa3f03 100644
--- a/src/world/World.cpp
+++ b/src/world/World.cpp
@@ -46,25 +46,21 @@ void World::write(Level* level) {
 		wfile->put(chunk.get());
 	}
 
-	wfile->write(WorldInfo {name, wfile->directory, seed, daytime, daytimeSpeed}, content);
+	wfile->write(this, content);
 	wfile->writePlayer(level->player);
 }
 
 Level* World::load(EngineSettings& settings, const Content* content) {
-	WorldInfo info {name, wfile->directory, seed, daytime, daytimeSpeed};
-	wfile->readWorldInfo(info);
-	seed = info.seed;
-	name = info.name;
-	daytime = info.daytime;
-	daytimeSpeed = info.daytimeSpeed;
+	wfile->readWorldInfo(this);
 
 	vec3 playerPosition = vec3(0, 100, 0);
 	Camera* camera = new Camera(playerPosition, glm::radians(90.0f));
 	Player* player = new Player(playerPosition, 4.0f, camera);
 	Level* level = new Level(this, content, player, settings);
+
 	wfile->readPlayer(player);
 
-	camera->rotation = mat4(1.0f);
+	camera->rotation = glm::mat4(1.0f);
 	camera->rotate(player->camY, player->camX, 0);
 	return level;
 }
\ No newline at end of file

From c0050cffaaebf4d4fe939ee6dc95f73f6dd14978 Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Thu, 30 Nov 2023 05:00:48 +0300
Subject: [PATCH 3/5] Minor refactor + comments

---
 src/frontend/screens.cpp      |  2 +-
 src/logic/ChunksController.h  | 10 ++++++++--
 src/logic/LevelController.cpp |  5 ++---
 src/logic/LevelController.h   | 12 ++++++++----
 4 files changed, 19 insertions(+), 10 deletions(-)

diff --git a/src/frontend/screens.cpp b/src/frontend/screens.cpp
index 7b56b3be..9855cde7 100644
--- a/src/frontend/screens.cpp
+++ b/src/frontend/screens.cpp
@@ -145,7 +145,7 @@ void LevelScreen::update(float delta) {
     if (!hud->isPause()) {
         level->world->updateTimers(delta);
     }
-    controller->update(delta, !inputLocked, hud->isPause(), !inputLocked);
+    controller->update(delta, !inputLocked, hud->isPause());
     hud->update();
 }
 
diff --git a/src/logic/ChunksController.h b/src/logic/ChunksController.h
index 7c6e37c1..af646163 100644
--- a/src/logic/ChunksController.h
+++ b/src/logic/ChunksController.h
@@ -11,20 +11,26 @@ class VoxelRenderer;
 class ChunksLoader;
 class WorldGenerator;
 
+/* ChunksController manages chunks dynamic loading/unloading */
 class ChunksController {
 private:
 	Level* level;
 	Chunks* chunks;
 	Lighting* lighting;
-	int64_t avgDurationMcs = 1000;
 	uint padding;
 	WorldGenerator* generator;
+
+	/* Average measured microseconds duration of loadVisible call */
+	int64_t avgDurationMcs = 1000;
+
+	/* Process one chunk: load it or calculate lights for it */
+	bool loadVisible();
 public:
 	ChunksController(Level* level, Chunks* chunks, Lighting* lighting, uint padding);
 	~ChunksController();
 
+	/* @param maxDuration milliseconds reserved for chunks loading */
     void update(int64_t maxDuration);
-	bool loadVisible();
 };
 
 #endif /* VOXELS_CHUNKSCONTROLLER_H_ */
diff --git a/src/logic/LevelController.cpp b/src/logic/LevelController.cpp
index b7adc736..f595b2a3 100644
--- a/src/logic/LevelController.cpp
+++ b/src/logic/LevelController.cpp
@@ -22,8 +22,7 @@ LevelController::~LevelController() {
 void LevelController::update(
         float delta, 
         bool input, 
-        bool pause, 
-        bool interactions) {
+        bool pause) {
     if (!pause) {
 		if (input) {
 			player->updateKeyboard();
@@ -35,7 +34,7 @@ void LevelController::update(
 
 	}
 	player->refreshCamera();
-	if (interactions) {
+	if (input) {
 		player->updateInteraction();
 	} else {
 		player->selectedBlockId = -1;
diff --git a/src/logic/LevelController.h b/src/logic/LevelController.h
index 06e324c9..da412138 100644
--- a/src/logic/LevelController.h
+++ b/src/logic/LevelController.h
@@ -7,21 +7,25 @@ class Level;
 class ChunksController;
 class PlayerController;
 
+/* LevelController - the main game logic controller */
 class LevelController {
     EngineSettings& settings;
-
     Level* level;
-
+    // Sub-controllers
     ChunksController* chunks;
     PlayerController* player;
 public:
     LevelController(EngineSettings& settings, Level* level);
     ~LevelController();
 
+    /* 
+    @param delta time elapsed since the last update
+    @param input is user input allowed to be handled
+    @param pause is world and player simulation paused
+    */
     void update(float delta, 
                 bool input, 
-                bool pause, 
-                bool interactions);
+                bool pause);
 };
 
 #endif // LOGIC_LEVEL_CONTROLLER_H_

From 856f5879f18e0ba9334335d985305efc027f7f1f Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Thu, 30 Nov 2023 05:14:10 +0300
Subject: [PATCH 4/5] Controllers minor refactor

---
 src/logic/LevelController.cpp  | 17 +----------------
 src/logic/LevelController.h    |  2 +-
 src/logic/PlayerController.cpp | 19 +++++++++++++++++++
 src/logic/PlayerController.h   | 12 +++++++-----
 4 files changed, 28 insertions(+), 22 deletions(-)

diff --git a/src/logic/LevelController.cpp b/src/logic/LevelController.cpp
index f595b2a3..05c134b6 100644
--- a/src/logic/LevelController.cpp
+++ b/src/logic/LevelController.cpp
@@ -23,22 +23,7 @@ void LevelController::update(
         float delta, 
         bool input, 
         bool pause) {
-    if (!pause) {
-		if (input) {
-			player->updateKeyboard();
-		} else {
-			player->resetKeyboard();
-		}
-        player->updateCamera(delta, input);
-		player->updateControls(delta);
-
-	}
-	player->refreshCamera();
-	if (input) {
-		player->updateInteraction();
-	} else {
-		player->selectedBlockId = -1;
-	}
+    player->update(delta, input, pause);
     level->update();
     chunks->update(settings.chunks.loadSpeed);
 }
\ No newline at end of file
diff --git a/src/logic/LevelController.h b/src/logic/LevelController.h
index da412138..a889cd03 100644
--- a/src/logic/LevelController.h
+++ b/src/logic/LevelController.h
@@ -7,7 +7,7 @@ class Level;
 class ChunksController;
 class PlayerController;
 
-/* LevelController - the main game logic controller */
+/* LevelController manages other controllers */
 class LevelController {
     EngineSettings& settings;
     Level* level;
diff --git a/src/logic/PlayerController.cpp b/src/logic/PlayerController.cpp
index a1e2620c..8b58d7cb 100644
--- a/src/logic/PlayerController.cpp
+++ b/src/logic/PlayerController.cpp
@@ -115,6 +115,25 @@ PlayerController::PlayerController(Level* level, const EngineSettings& settings)
 	  camControl(level->player, settings.camera) {
 }
 
+void PlayerController::update(float delta, bool input, bool pause) {
+	if (!pause) {
+		if (input) {
+			updateKeyboard();
+		} else {
+			resetKeyboard();
+		}
+        updateCamera(delta, input);
+		updateControls(delta);
+
+	}
+	refreshCamera();
+	if (input) {
+		updateInteraction();
+	} else {
+		selectedBlockId = -1;
+	}
+}
+
 void PlayerController::updateKeyboard() {
 	input.moveForward = Events::active(BIND_MOVE_FORWARD);
 	input.moveBack = Events::active(BIND_MOVE_BACK);
diff --git a/src/logic/PlayerController.h b/src/logic/PlayerController.h
index f7ca2295..eb50850e 100644
--- a/src/logic/PlayerController.h
+++ b/src/logic/PlayerController.h
@@ -7,7 +7,6 @@
 #include "../objects/Player.h"
 
 class Camera;
-class Player;
 class Level;
 
 class CameraControl {
@@ -30,17 +29,20 @@ class PlayerController {
 	Player* player;
 	PlayerInput input;
 	CameraControl camControl;
-public:
-	static glm::vec3 selectedBlockPosition;
-	static int selectedBlockId;
 
-	PlayerController(Level* level, const EngineSettings& settings);
 	void updateKeyboard();
 	void updateCamera(float delta, bool movement);
 	void refreshCamera();
 	void resetKeyboard();
 	void updateControls(float delta);
 	void updateInteraction();
+
+public:
+	static glm::vec3 selectedBlockPosition;
+	static int selectedBlockId;
+
+	PlayerController(Level* level, const EngineSettings& settings);
+	void update(float delta, bool input, bool pause);
 };
 
 #endif /* PLAYER_CONTROL_H_ */

From 73d87ae4512b12467a963a8699f929284630e23a Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Thu, 30 Nov 2023 05:16:34 +0300
Subject: [PATCH 5/5] Controllers minor refactor

---
 src/logic/PlayerController.cpp | 6 +-----
 src/logic/PlayerController.h   | 2 --
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/src/logic/PlayerController.cpp b/src/logic/PlayerController.cpp
index 8b58d7cb..b85f4df3 100644
--- a/src/logic/PlayerController.cpp
+++ b/src/logic/PlayerController.cpp
@@ -126,7 +126,7 @@ void PlayerController::update(float delta, bool input, bool pause) {
 		updateControls(delta);
 
 	}
-	refreshCamera();
+	camControl.refresh();
 	if (input) {
 		updateInteraction();
 	} else {
@@ -179,10 +179,6 @@ void PlayerController::updateControls(float delta){
 	player->update(level, input, delta);
 }
 
-void PlayerController::refreshCamera() {
-	camControl.refresh();
-}
-
 void PlayerController::updateInteraction(){
 	const ContentIndices* contentIds = level->contentIds;
 	Chunks* chunks = level->chunks;
diff --git a/src/logic/PlayerController.h b/src/logic/PlayerController.h
index eb50850e..27435d72 100644
--- a/src/logic/PlayerController.h
+++ b/src/logic/PlayerController.h
@@ -32,11 +32,9 @@ class PlayerController {
 
 	void updateKeyboard();
 	void updateCamera(float delta, bool movement);
-	void refreshCamera();
 	void resetKeyboard();
 	void updateControls(float delta);
 	void updateInteraction();
-
 public:
 	static glm::vec3 selectedBlockPosition;
 	static int selectedBlockId;