diff --git a/src/coders/png.cpp b/src/coders/png.cpp
index 190897622..19ba6120a 100644
--- a/src/coders/png.cpp
+++ b/src/coders/png.cpp
@@ -106,7 +106,7 @@ int _png_load(const char* file, int* width, int* height){
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 3);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 1);
     glGenerateMipmap(GL_TEXTURE_2D);
     glBindTexture(GL_TEXTURE_2D, 0);
 
diff --git a/src/engine.cpp b/src/engine.cpp
index 52d455d0a..3c29967dd 100644
--- a/src/engine.cpp
+++ b/src/engine.cpp
@@ -30,40 +30,12 @@ using std::shared_ptr;
 using glm::vec3;
 using gui::GUI;
 
-void load_settings(EngineSettings& settings, std::string filename) {
-	std::string source = files::read_string(filename);
-	std::unique_ptr<json::JObject> obj(json::parse(filename, source));
-	obj->num("display-width", settings.displayWidth);
-	obj->num("display-height", settings.displayHeight);
-	obj->num("display-samples", settings.displaySamples);
-	obj->num("display-swap-interval", settings.displaySwapInterval);
-	obj->num("chunks-load-distance", settings.chunksLoadDistance);
-	obj->num("chunks-load-speed", settings.chunksLoadSpeed);
-	obj->num("chunks-padding", settings.chunksPadding);
-	obj->num("fog-curve", settings.fogCurve);
-}
 
-void save_settings(EngineSettings& settings, std::string filename) {
-	json::JObject obj;
-	obj.put("display-width", settings.displayWidth);
-	obj.put("display-height", settings.displayHeight);
-	obj.put("display-samples", settings.displaySamples);
-	obj.put("display-swap-interval", settings.displaySwapInterval);
-	obj.put("chunks-load-distance", settings.chunksLoadDistance);
-	obj.put("chunks-load-speed", settings.chunksLoadSpeed);
-	obj.put("chunks-padding", settings.chunksPadding);
-	obj.put("fog-curve", settings.fogCurve);
-	files::write_string(filename, json::stringify(&obj, true, "  "));
-}
 
-Engine::Engine(const EngineSettings& settings) {
-    this->settings = settings;
+Engine::Engine(const EngineSettings& settings_) {
+    this->settings = settings_;
     
-	Window::initialize(settings.displayWidth, 
-	                   settings.displayHeight, 
-	                   settings.displayTitle, 
-	                   settings.displaySamples);
-	Window::swapInterval(settings.displaySwapInterval);
+	Window::initialize(settings.display);
 
 	assets = new Assets();
 	std::cout << "-- loading assets" << std::endl;
@@ -82,7 +54,7 @@ Engine::Engine(const EngineSettings& settings) {
 	Camera* camera = new Camera(playerPosition, radians(90.0f));
 	World* world = new World("world-1", "world/", 42);
 	Player* player = new Player(playerPosition, 4.0f, camera);
-	level = world->loadLevel(player, settings.chunksLoadDistance, settings.chunksPadding);
+	level = world->loadLevel(player, settings);
 
 	std::cout << "-- initializing finished" << std::endl;
 
@@ -116,8 +88,9 @@ void Engine::updateHotkeys() {
 }
 
 void Engine::mainloop() {
-	Camera* camera = level->player->camera;
 	std::cout << "-- preparing systems" << std::endl;
+	
+	Camera* camera = level->player->camera;
 	WorldRenderer worldRenderer(level, assets);
 	HudRenderer hud(gui, level, assets);
 	Batch2D batch(1024);
@@ -127,15 +100,18 @@ void Engine::mainloop() {
 		updateTimers();
 		updateHotkeys();
 
-		level->update(delta, Events::_cursor_locked, Events::_cursor_locked);
-		level->chunksController->update(settings.chunksLoadSpeed);
+		bool inputLocked = hud.isPause() || hud.isInventoryOpen() || gui->isFocusCaught();
+		level->updatePlayer(delta, !inputLocked, hud.isPause(), !inputLocked);
+		level->update();
+		level->chunksController->update(settings.chunks.loadSpeed);
 
-		worldRenderer.draw(camera, occlusion, 1.6f / (float)settings.chunksLoadDistance, settings.fogCurve);
+		float fovFactor = 1.6f / (float)settings.chunks.loadDistance;
+		worldRenderer.draw(camera, occlusion, fovFactor, settings.fogCurve);
 		hud.draw();
 		if (level->player->debug) {
 			hud.drawDebug( 1 / delta, occlusion);
 		}
-		gui->act();
+		gui->act(delta);
 		gui->draw(&batch, assets);
 
 		Window::swapBuffers();
diff --git a/src/engine.h b/src/engine.h
index 4d1ff5a66..2a2ce28f3 100644
--- a/src/engine.h
+++ b/src/engine.h
@@ -5,6 +5,7 @@
 #include <memory>
 #include <stdexcept>
 #include "typedefs.h"
+#include "settings.h"
 
 class Assets;
 class Level;
@@ -13,32 +14,6 @@ namespace gui {
 	class GUI;
 }
 
-struct EngineSettings {
-    /* Window width (pixels) */
-	int displayWidth;
-	/* Window height (pixels) */
-	int displayHeight;
-	/* Anti-aliasing samples */
-	int displaySamples;
-	/* GLFW swap interval value, 0 - unlimited fps, 1 - vsync*/
-	int displaySwapInterval;
-	/* Window title */
-	const char* displayTitle;
-	/* Max milliseconds that engine uses for chunks loading only */
-	uint chunksLoadSpeed;
-	/* Radius of chunks loading zone (chunk is unit) */
-	uint chunksLoadDistance;
-	/* Buffer zone where chunks are not unloading (chunk is unit)*/
-	uint chunksPadding;
-	/* Fog opacity is calculated as `pow(depth*k, fogCurve)` where k depends on chunksLoadDistance.
-	   Use values in range [1.0 - 2.0] where 1.0 is linear, 2.0 is quadratic
-	*/
-	float fogCurve;
-};
-
-void load_settings(EngineSettings& settings, std::string filename);
-void save_settings(EngineSettings& settings, std::string filename);
-
 class initialize_error : public std::runtime_error {
 public:
 	initialize_error(const std::string& message) : std::runtime_error(message) {}
diff --git a/src/frontend/gui/GUI.cpp b/src/frontend/gui/GUI.cpp
index dc80d7f86..d2cbb85be 100644
--- a/src/frontend/gui/GUI.cpp
+++ b/src/frontend/gui/GUI.cpp
@@ -20,7 +20,15 @@ GUI::~GUI() {
     delete container;
 }
 
-void GUI::act() {
+void GUI::act(float delta) {
+    for (IntervalEvent& event : intervalEvents) {
+        event.timer += delta;
+        if (event.timer > event.interval) {
+            event.callback();
+            event.timer = fmod(event.timer, event.interval);
+        }
+    }
+
     container->size(vec2(Window::width, Window::height));
     int mx = Events::x;
     int my = Events::y;
@@ -83,3 +91,7 @@ bool GUI::isFocusCaught() const {
 void GUI::add(shared_ptr<UINode> panel) {
     container->add(panel);
 }
+
+void GUI::interval(float interval, ontimeout callback) {
+    intervalEvents.push_back({callback, interval, 0.0f});
+}
\ No newline at end of file
diff --git a/src/frontend/gui/GUI.h b/src/frontend/gui/GUI.h
index 6cc5bb11f..4ce8f858e 100644
--- a/src/frontend/gui/GUI.h
+++ b/src/frontend/gui/GUI.h
@@ -4,6 +4,7 @@
 #include <memory>
 #include <vector>
 #include <glm/glm.hpp>
+#include <functional>
 
 class Batch2D;
 class Assets;
@@ -43,11 +44,19 @@ namespace gui {
     class UINode;
     class Container;
 
+    typedef std::function<void()> ontimeout;
+    struct IntervalEvent {
+        ontimeout callback;
+        float interval;
+        float timer;
+    };
+
     class GUI {
         Container* container;
         std::shared_ptr<UINode> hover = nullptr;
         std::shared_ptr<UINode> pressed = nullptr;
         std::shared_ptr<UINode> focus = nullptr;
+        std::vector<IntervalEvent> intervalEvents;
     public:
         GUI();
         ~GUI();
@@ -55,9 +64,11 @@ namespace gui {
         std::shared_ptr<UINode> getFocused() const;
         bool isFocusCaught() const;
 
-        void act();
+        void act(float delta);
         void draw(Batch2D* batch, Assets* assets);
         void add(std::shared_ptr<UINode> panel);
+
+        void interval(float interval, ontimeout callback);
     };
 }
 
diff --git a/src/frontend/gui/Panel.cpp b/src/frontend/gui/Panel.cpp
deleted file mode 100644
index 61ea914ad..000000000
--- a/src/frontend/gui/Panel.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-#include "Panel.h"
-
-#include "../../graphics/Batch2D.h"
-
-using gui::Panel;
-
-Panel::Panel(glm::vec2 coord, glm::vec2 size, glm::vec4 color)
-    : coord(coord), size(size), color(color) {
-
-}
-
-void Panel::draw(Batch2D* batch) {
-    batch->texture(nullptr);
-    batch->color = color;
-    batch->rect(coord.x, coord.y, size.x, size.y);
-}
-
-bool Panel::isVisible() const {
-    return visible;
-}
-
-void Panel::setVisible(bool flag) {
-    visible = flag;
-}
\ No newline at end of file
diff --git a/src/frontend/gui/Panel.h b/src/frontend/gui/Panel.h
deleted file mode 100644
index 8cbd9621b..000000000
--- a/src/frontend/gui/Panel.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef FRONTEND_GUI_PANEL_H_
-#define FRONTEND_GUI_PANEL_H_
-
-#include <glm/glm.hpp>
-
-class Batch2D;
-
-namespace gui {
-    class Panel {
-        glm::vec2 coord;
-        glm::vec2 size;
-        glm::vec4 color;
-        bool visible = true;
-    public:
-        Panel(glm::vec2 coord, glm::vec2 size, glm::vec4 color);
-
-        void draw(Batch2D* batch);
-
-        void setVisible(bool flag);
-        bool isVisible() const;
-    };
-}
-
-#endif // FRONTEND_GUI_PANEL_H_
\ No newline at end of file
diff --git a/src/frontend/hud.cpp b/src/frontend/hud.cpp
index ccaedc1c7..55e186c72 100644
--- a/src/frontend/hud.cpp
+++ b/src/frontend/hud.cpp
@@ -34,12 +34,7 @@ using std::shared_ptr;
 using glm::vec2;
 using glm::vec3;
 using glm::vec4;
-using gui::GUI;
-using gui::UINode;
-using gui::Panel;
-using gui::Label;
-using gui::Button;
-using gui::TextBox;
+using namespace gui;
 
 inline Label* create_label(gui::wstringsupplier supplier) {
 	Label* label = new Label(L"-");
@@ -49,10 +44,15 @@ inline Label* create_label(gui::wstringsupplier supplier) {
 
 HudRenderer::HudRenderer(GUI* gui, Level* level, Assets* assets) : level(level), assets(assets), guiController(gui) {
 	batch = new Batch2D(1024);
-	uicamera = new Camera(glm::vec3(), Window::height);
+	uicamera = new Camera(vec3(), Window::height);
 	uicamera->perspective = false;
 	uicamera->flipped = true;
 
+	gui->interval(1.0f, [this]() {
+		fpsString = std::to_wstring(fpsMax)+L" / "+std::to_wstring(fpsMin);
+		fpsMin = fps;
+		fpsMax = fps;
+	});
 	Panel* panel = new Panel(vec2(200, 200), vec4(5.0f), 1.0f);
 	panel->setCoord(vec2(10, 10));
 	panel->add(shared_ptr<Label>(create_label([this](){
@@ -74,11 +74,14 @@ HudRenderer::HudRenderer(GUI* gui, Level* level, Assets* assets) : level(level),
 	})));
 	for (int ax = 0; ax < 3; ax++){
 		Panel* sub = new Panel(vec2(10, 27), vec4(0.0f));
-		sub->orientation(gui::Orientation::horizontal);
+		sub->orientation(Orientation::horizontal);
+
 		Label* label = new Label(wstring({L'x'+ax})+L": ");
 		label->margin(vec4(2, 3, 2, 3));
 		sub->add(shared_ptr<UINode>(label));
 		sub->color(vec4(0.0f));
+
+		// Coordinate input
 		TextBox* box = new TextBox(L"");
 		box->textSupplier([this, ax]() {
 			Hitbox* hitbox = this->level->player->hitbox;
@@ -86,7 +89,9 @@ HudRenderer::HudRenderer(GUI* gui, Level* level, Assets* assets) : level(level),
 		});
 		box->textConsumer([this, ax](wstring text) {
 			try {
-				this->level->player->hitbox->position[ax] = std::stoi(text);
+				vec3 position = this->level->player->hitbox->position;
+				position[ax] = std::stoi(text);
+				this->level->player->teleport(position);
 			} catch (std::invalid_argument& _){
 			}
 		});
@@ -125,12 +130,7 @@ HudRenderer::~HudRenderer() {
 
 void HudRenderer::drawDebug(int fps, bool occlusion){
 	this->occlusion = occlusion;
-	if (fpsFrame % 60 == 0) {
-		fpsString = std::to_wstring(fpsMax)+L" / "+std::to_wstring(fpsMin);
-		fpsMin = fps;
-		fpsMax = fps;
-	}
-	fpsFrame++;
+	this->fps = fps;
 	fpsMin = min(fps, fpsMin);
 	fpsMax = max(fps, fpsMax);
 }
@@ -240,6 +240,7 @@ void HudRenderer::draw(){
 		batch->line(width/2-5, height/2-5, width/2+5, height/2+5, 0.9f, 0.9f, 0.9f, 1.0f);
 		batch->line(width/2+5, height/2-5, width/2-5, height/2+5, 0.9f, 0.9f, 0.9f, 1.0f);
 	}
+	Player* player = level->player;
 
 	batch->rect(Window::width/2-128-4, Window::height-80-4, 256+8, 64+8,
 						0.95f, 0.95f, 0.95f, 0.85f, 0.85f, 0.85f,
@@ -259,7 +260,7 @@ void HudRenderer::draw(){
 						0.75f, 0.75f, 0.75f, 0.75f, 0.75f, 0.75f, 2);
 
 	batch->texture(blocks);
-	Player* player = level->player;
+
 	{
 		Block* cblock = Block::blocks[player->choosenBlock];
 		if (cblock->model == BLOCK_MODEL_CUBE){
@@ -296,3 +297,11 @@ void HudRenderer::draw(){
 	}
 	batch->render();
 }
+
+bool HudRenderer::isInventoryOpen() const {
+	return inventoryOpen;
+}
+
+bool HudRenderer::isPause() const {
+	return pause;
+}
\ No newline at end of file
diff --git a/src/frontend/hud.h b/src/frontend/hud.h
index 6d1ab4b3d..4bd63b892 100644
--- a/src/frontend/hud.h
+++ b/src/frontend/hud.h
@@ -21,9 +21,9 @@ class HudRenderer {
 	Batch2D* batch;
 	Camera* uicamera;
 
+	int fps = 60;
 	int fpsMin = 60;
 	int fpsMax = 60;
-	int fpsFrame = 0;
 	std::wstring fpsString;
 	bool occlusion;
 	bool inventoryOpen = false;
@@ -38,6 +38,9 @@ class HudRenderer {
 	void drawInventory(Player* player);
 	void draw();
 	void drawDebug(int fps, bool occlusion);
+
+	bool isInventoryOpen() const;
+	bool isPause() const;
 };
 
 #endif /* SRC_HUD_H_ */
diff --git a/src/graphics/Texture.cpp b/src/graphics/Texture.cpp
index fde3ca65e..71804d2d9 100644
--- a/src/graphics/Texture.cpp
+++ b/src/graphics/Texture.cpp
@@ -7,17 +7,12 @@ Texture::Texture(unsigned int id, int width, int height) : id(id), width(width),
 Texture::Texture(unsigned char* data, int width, int height) : width(width), height(height) {
 	glGenTextures(1, &id);
 	glBindTexture(GL_TEXTURE_2D, id);
-	// glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, id);
 	glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
 	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0,
 		GL_RGBA, GL_UNSIGNED_BYTE, (GLvoid *) data);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-	// glTexImage2DMultisample(GL_TEXTURE_2D_MULTISAMPLE, 4, GL_RGBA, width, height, GL_TRUE);
-	// glTexParameteri(GL_TEXTURE_2D_MULTISAMPLE, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-	// glTexParameteri(GL_TEXTURE_2D_MULTISAMPLE, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 	glBindTexture(GL_TEXTURE_2D, 0);
-	// glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, 0);
 }
 
 Texture::~Texture() {
@@ -31,10 +26,7 @@ void Texture::bind(){
 
 void Texture::reload(unsigned char* data){
 	glBindTexture(GL_TEXTURE_2D, id);
-	// glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, id);
 	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0,
 		GL_RGBA, GL_UNSIGNED_BYTE, (GLvoid *) data);
-	// glTexImage2DMultisample(GL_TEXTURE_2D_MULTISAMPLE, 4, GL_RGB, width, height, GL_TRUE);
 	glBindTexture(GL_TEXTURE_2D, 0);
-	// glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, 0);
 }
diff --git a/src/objects/Player.cpp b/src/objects/Player.cpp
index 0889b8ee9..56039d7dc 100644
--- a/src/objects/Player.cpp
+++ b/src/objects/Player.cpp
@@ -17,3 +17,7 @@ Player::Player(glm::vec3 position, float speed, Camera* camera) :
 Player::~Player(){
 	delete hitbox;
 }
+
+void Player::teleport(glm::vec3 position) {
+	hitbox->position = position;
+}
diff --git a/src/objects/Player.h b/src/objects/Player.h
index 3818bd54d..132318e9e 100644
--- a/src/objects/Player.h
+++ b/src/objects/Player.h
@@ -26,6 +26,8 @@ class Player {
 	voxel selectedVoxel {0, 0};
 	Player(glm::vec3 position, float speed, Camera* camera);
 	~Player();
+
+	void teleport(glm::vec3 position);
 };
 
 #endif /* SRC_OBJECTS_PLAYER_H_ */
diff --git a/src/objects/player_control.cpp b/src/objects/player_control.cpp
index 83082bca0..400588579 100644
--- a/src/objects/player_control.cpp
+++ b/src/objects/player_control.cpp
@@ -29,46 +29,100 @@
 #define CHEAT_SPEED_MUL 5.0f
 #define JUMP_FORCE 7.0f
 
-PlayerController::PlayerController(Level* level) : level(level) {
+PlayerController::PlayerController(Level* level, const EngineSettings& settings) 
+	: level(level), player(level->player), camSettings(settings.camera) {
 }
 
-void PlayerController::update_controls(float delta, bool movement){
-	Player* player = level->player;
+void PlayerController::refreshCamera() {
+	level->player->camera->position = level->player->hitbox->position + cameraOffset;
+}
 
-	/*block choose*/{
-		for (int i = 1; i < 10; i++){
-			if (Events::jpressed(keycode::NUM_0+i)){
-				player->choosenBlock = i;
-			}
+void PlayerController::updateKeyboard() {
+	input.zoom = Events::pressed(keycode::C);
+	input.moveForward = Events::pressed(keycode::W);
+	input.moveBack = Events::pressed(keycode::S);
+	input.moveLeft = Events::pressed(keycode::A);
+	input.moveRight = Events::pressed(keycode::D);
+	input.sprint = Events::pressed(keycode::LEFT_CONTROL);
+	input.shift = Events::pressed(keycode::LEFT_SHIFT);
+	input.cheat = Events::pressed(keycode::R);
+	input.jump = Events::pressed(keycode::SPACE);
+
+	input.noclip = Events::jpressed(keycode::N);
+	input.flight = Events::jpressed(keycode::F);
+
+	// block choice
+	for (int i = 1; i < 10; i++){
+		if (Events::jpressed(keycode::NUM_0+i)){
+			player->choosenBlock = i;
 		}
-	}//end
+	}
+}
+
+void PlayerController::resetKeyboard() {
+	input.zoom = false;
+	input.moveForward = false;
+	input.moveBack = false;
+	input.moveLeft = false;
+	input.moveRight = false;
+	input.sprint = false;
+	input.shift = false;
+	input.cheat = false;
+	input.jump = false;
+}
 
+void PlayerController::updateControls(float delta){
+	Player* player = level->player;
 	Camera* camera = player->camera;
 	Hitbox* hitbox = player->hitbox;
-	bool sprint = Events::pressed(keycode::LEFT_CONTROL) && movement;
-	bool shift = Events::pressed(keycode::LEFT_SHIFT) && hitbox->grounded && !sprint && movement;
-	bool zoom = Events::pressed(keycode::C) && movement;
-	bool cheat = Events::pressed(keycode::R) && movement;
 
+	bool crouch = input.shift && hitbox->grounded && !input.sprint;
 	float speed = player->speed;
+
 	if (player->flight){
 		speed *= FLIGHT_SPEED_MUL;
 	}
-	if (cheat){
+	if (input.cheat){
 		speed *= CHEAT_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));
-	if (movement)
-		level->physics->step(level->chunks, hitbox, delta, substeps, shift, player->flight ? 0.0f : 1.0f, !player->noclip);
-	camera->position.x = hitbox->position.x;
-	camera->position.y = hitbox->position.y + 0.7f;
-	camera->position.z = hitbox->position.z;
-
-	if (player->flight && hitbox->grounded)
+	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;
-	
-	/*camera shaking*/{
+	}
+
+	if (input.jump && hitbox->grounded){
+		hitbox->velocity.y = JUMP_FORCE;
+	}
+
+	cameraOffset = vec3(0.0f, 0.7f, 0.0f);
+
+	if (camSettings.shaking) {
 		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;
@@ -77,104 +131,80 @@ void PlayerController::update_controls(float delta, bool movement){
 		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;
-		camera->position += camera->right * sin(shakeTimer) * CAMERA_SHAKING_OFFSET * player->cameraShaking;
-		camera->position += camera->up * abs(cos(shakeTimer)) * CAMERA_SHAKING_OFFSET_Y * player->cameraShaking;
-		camera->position -= min(player->interpVel * 0.05f, 1.0f);
-	}//end
+		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 ((Events::jpressed(keycode::F) && movement && !player->noclip) ||
-		(Events::jpressed(keycode::N) && movement && player->flight == player->noclip)){
+	if ((input.flight && !player->noclip) ||
+		(input.noclip && player->flight == player->noclip)){
 		player->flight = !player->flight;
 		if (player->flight){
 			hitbox->grounded = false;
 		}
 	}
-	if (Events::jpressed(keycode::N) && movement) {
+	if (input.noclip) {
 		player->noclip = !player->noclip;
 	}
 
-	/*field of view manipulations*/{
+	if (camSettings.fovEvents){
 		float dt = min(1.0f, delta * ZOOM_SPEED);
 		float zoomValue = 1.0f;
-		if (shift){
+		if (crouch){
 			speed *= CROUCH_SPEED_MUL;
-			camera->position.y += CROUCH_SHIFT_Y;
+			cameraOffset += CROUCH_SHIFT_Y;
 			zoomValue = CROUCH_ZOOM;
-		} else if (sprint){
+		} else if (input.sprint){
 			speed *= RUN_SPEED_MUL;
 			zoomValue = RUN_ZOOM;
 		}
-		if (zoom)
+		if (input.zoom)
 			zoomValue *= C_ZOOM;
 		camera->zoom = zoomValue * dt + camera->zoom * (1.0f - dt);
-	}//end
-
-	if (Events::pressed(keycode::SPACE) && movement && hitbox->grounded){
-		hitbox->velocity.y = JUMP_FORCE;
-	}
-	vec3 dir(0,0,0);
-	if (Events::pressed(keycode::W) && movement){
-		dir.x += camera->dir.x;
-		dir.z += camera->dir.z;
-	}
-	if (Events::pressed(keycode::S) && movement){
-		dir.x -= camera->dir.x;
-		dir.z -= camera->dir.z;
-	}
-	if (Events::pressed(keycode::D) && movement){
-		dir.x += camera->right.x;
-		dir.z += camera->right.z;
-	}
-	if (Events::pressed(keycode::A) && movement){
-		dir.x -= camera->right.x;
-		dir.z -= camera->right.z;
 	}
 
 	hitbox->linear_damping = PLAYER_GROUND_DAMPING;
 	if (player->flight){
 		hitbox->linear_damping = PLAYER_AIR_DAMPING;
 		hitbox->velocity.y *= 1.0f - delta * 9;
-		if (Events::pressed(keycode::SPACE) && movement){
+		if (input.jump){
 			hitbox->velocity.y += speed * delta * 9;
 		}
-		if (Events::pressed(keycode::LEFT_SHIFT) && movement){
+		if (input.shift){
 			hitbox->velocity.y -= speed * delta * 9;
 		}
 	}
-	if (!hitbox->grounded)
+	if (!hitbox->grounded) {
 		hitbox->linear_damping = PLAYER_AIR_DAMPING;
-	if (length(dir) > 0.0f){
-		dir = normalize(dir);
-		hitbox->velocity.x += dir.x * speed * delta * 9;
-		hitbox->velocity.z += dir.z * speed * delta * 9;
 	}
 
+	input.noclip = false;
+	input.flight = false;
+}
 
-	/*camera rotate*/{
-		if (Events::_cursor_locked){
-			float rotX = -Events::deltaX / Window::height * 2;
-			float rotY = -Events::deltaY / Window::height * 2;
-			if (zoom){
-				rotX /= 4;
-				rotY /= 4;
-			}
-			player->camX += rotX;
-			player->camY += rotY;
+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);
-			}
+	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);
-		}
-	}//end
+	camera->rotation = mat4(1.0f);
+	camera->rotate(player->camY, player->camX, 0);
 }
 
-void PlayerController::update_interaction(){
+void PlayerController::updateInteraction(){
 	Chunks* chunks = level->chunks;
 	Player* player = level->player;
 	Lighting* lighting = level->lighting;
@@ -193,22 +223,13 @@ void PlayerController::update_interaction(){
 		uint8_t states = 0;
 
 		if (Block::blocks[player->choosenBlock]->rotatable){
-			// states = states & 0b11111100;
-			// if (abs(norm.x) > abs(norm.z)){
-			// 	if (abs(norm.x) > abs(norm.y)) states = states | 0b00000001;
-			// 	if (abs(norm.x) < abs(norm.y)) states = states | 0b00000010;
-			// }
-			// if (abs(norm.x) < abs(norm.z)){
-			// 	if (abs(norm.z) > abs(norm.y)) states = states | 0b00000011;
-			// 	if (abs(norm.z) < abs(norm.y)) states = states | 0b00000010;
-			// }
 			if (abs(norm.x) > abs(norm.z)){
-				if (abs(norm.x) > abs(norm.y)) states = 0x31;
-				if (abs(norm.x) < abs(norm.y)) states = 0x32;
+				if (abs(norm.x) > abs(norm.y)) states = BLOCK_DIR_X;
+				if (abs(norm.x) < abs(norm.y)) states = BLOCK_DIR_Y;
 			}
 			if (abs(norm.x) < abs(norm.z)){
-				if (abs(norm.z) > abs(norm.y)) states = 0x33;
-				if (abs(norm.z) < abs(norm.y)) states = 0x32;
+				if (abs(norm.z) > abs(norm.y)) states = BLOCK_DIR_Z;
+				if (abs(norm.z) < abs(norm.y)) states = BLOCK_DIR_Y;
 			}
 		}
 		
diff --git a/src/objects/player_control.h b/src/objects/player_control.h
index 903d7f207..90d298bde 100644
--- a/src/objects/player_control.h
+++ b/src/objects/player_control.h
@@ -3,19 +3,45 @@
 
 #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);
-	void update_controls(float delta, bool movement);
-	void update_interaction();
+	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/settings.cpp b/src/settings.cpp
new file mode 100644
index 000000000..e9a4fb237
--- /dev/null
+++ b/src/settings.cpp
@@ -0,0 +1,61 @@
+#include "settings.h"
+
+#include <memory>
+#include <string>
+
+#include "files/files.h"
+#include "coders/json.h"
+
+using std::string;
+using std::unique_ptr;
+
+void load_settings(EngineSettings& settings, string filename) {
+	string source = files::read_string(filename);
+	unique_ptr<json::JObject> obj(json::parse(filename, source));
+	{
+		auto& display = settings.display;
+		obj->num("display-width", display.width);
+		obj->num("display-height", display.height);
+		obj->num("display-samples", display.samples);
+		obj->num("display-swap-interval", display.swapInterval);
+	}
+
+	{
+		auto& chunks = settings.chunks;
+		obj->num("chunks-load-distance", chunks.loadDistance);
+		obj->num("chunks-load-speed", chunks.loadSpeed);
+		obj->num("chunks-padding", chunks.padding);
+	}
+	{
+		auto& camera = settings.camera;
+		obj->flag("camera-fov-effects", camera.fovEvents);
+        obj->flag("camera-shaking", camera.shaking);
+	}
+	obj->num("fog-curve", settings.fogCurve);
+}
+
+void save_settings(EngineSettings& settings, string filename) {
+	json::JObject obj;
+	{
+		auto& display = settings.display;
+		obj.put("display-width", display.width);
+		obj.put("display-height", display.height);
+		obj.put("display-samples", display.samples);
+		obj.put("display-swap-interval", display.swapInterval);
+	}
+
+	{
+		auto& chunks = settings.chunks;
+		obj.put("chunks-load-distance", chunks.loadDistance);
+		obj.put("chunks-load-speed", chunks.loadSpeed);
+		obj.put("chunks-padding", chunks.padding);
+	}
+
+	{
+		auto& camera = settings.camera;
+		obj.put("camera-fov-effects", camera.fovEvents);
+        obj.put("camera-shaking", camera.shaking);
+	}
+	obj.put("fog-curve", settings.fogCurve);
+	files::write_string(filename, json::stringify(&obj, true, "  "));
+}
\ No newline at end of file
diff --git a/src/settings.h b/src/settings.h
new file mode 100644
index 000000000..3b3b8f2c9
--- /dev/null
+++ b/src/settings.h
@@ -0,0 +1,51 @@
+#ifndef SRC_SETTINGS_H_
+#define SRC_SETTINGS_H_
+
+#include <string>
+
+#include "typedefs.h"
+
+struct DisplaySettings {
+    /* Window width (pixels) */
+	int width = 1280;
+	/* Window height (pixels) */
+	int height = 720;
+	/* Anti-aliasing samples */
+	int samples = 0;
+	/* GLFW swap interval value, 0 - unlimited fps, 1 - vsync*/
+	int swapInterval = 1;
+	/* Window title */
+	const char* title = "VoxelEngine-Cpp v0.13";
+};
+
+struct ChunksSettings {
+    /* Max milliseconds that engine uses for chunks loading only */
+	uint loadSpeed = 10;
+	/* Radius of chunks loading zone (chunk is unit) */
+	uint loadDistance = 22;
+	/* Buffer zone where chunks are not unloading (chunk is unit)*/
+	uint padding = 2;
+};
+
+struct CameraSettings {
+    /* Camera dynamic field of view effects */
+    bool fovEvents = true;
+    /* Camera movement shake */
+    bool shaking = true;
+};
+
+struct EngineSettings {
+    DisplaySettings display;
+	ChunksSettings chunks;
+	CameraSettings camera;
+
+	/* Fog opacity is calculated as `pow(depth*k, fogCurve)` where k depends on chunksLoadDistance.
+	   Use values in range [1.0 - 2.0] where 1.0 is linear, 2.0 is quadratic
+	*/
+	float fogCurve = 1.6f;
+};
+
+void load_settings(EngineSettings& settings, std::string filename);
+void save_settings(EngineSettings& settings, std::string filename);
+
+#endif // SRC_SETTINGS_H_
\ No newline at end of file
diff --git a/src/voxel_engine.cpp b/src/voxel_engine.cpp
index 5dc53eb7e..0d02489c9 100644
--- a/src/voxel_engine.cpp
+++ b/src/voxel_engine.cpp
@@ -15,16 +15,6 @@ int main() {
 	setup_definitions();
 	try {
 	    EngineSettings settings;
-	    settings.displayWidth = 1280;
-	    settings.displayHeight = 720;
-	    settings.displaySamples = 0; // верну мультисемплинг позже
-	    settings.displayTitle = "VoxelEngine-Cpp v0.13";
-	    settings.chunksLoadSpeed = 10;
-	    settings.chunksLoadDistance = 12;
-	    settings.chunksPadding = 2;
-		settings.displaySwapInterval = 1;
-		settings.fogCurve = 1.6f;
-
 		std::string settings_file = platform::get_settings_file();
 		if (std::filesystem::is_regular_file(settings_file)) {
 			std::cout << "-- loading settings" << std::endl;
diff --git a/src/voxels/WorldGenerator.cpp b/src/voxels/WorldGenerator.cpp
index 1953ef651..7191b2c49 100644
--- a/src/voxels/WorldGenerator.cpp
+++ b/src/voxels/WorldGenerator.cpp
@@ -140,7 +140,7 @@ void WorldGenerator::generate(voxel* voxels, int cx, int cz, int seed){
 					int tree = generate_tree(&noise, &randomtree, heights, real_x, real_y, real_z, 12);
 					if (tree) {
 						id = tree;
-						states = 0x32;
+						states = BLOCK_DIR_Y;
 					// } else if ((tree = generate_tree(&noise, &randomtree, heights, real_x, real_y, real_z, 19))){
 					// 	id = tree;
 					// } else if ((tree = generate_tree(&noise, &randomtree, heights, real_x, real_y, real_z, 23))){
@@ -162,7 +162,7 @@ void WorldGenerator::generate(voxel* voxels, int cx, int cz, int seed){
 				}
 				if ((height > 56) && ((int)(height + 1) == real_y) && ((unsigned short)randomgrass.rand() > 65533)){
 					id = BLOCK_WOOD;
-					states = 0x32;
+					states = BLOCK_DIR_Y;
 				}
 				voxels[(y * CHUNK_D + z) * CHUNK_W + x].id = id;
 				voxels[(y * CHUNK_D + z) * CHUNK_W + x].states = states;
diff --git a/src/voxels/voxel.h b/src/voxels/voxel.h
index 54faa86eb..774bcf07b 100644
--- a/src/voxels/voxel.h
+++ b/src/voxels/voxel.h
@@ -3,6 +3,10 @@
 
 #include "../typedefs.h"
 
+#define BLOCK_DIR_X 0x1
+#define BLOCK_DIR_Y 0x2
+#define BLOCK_DIR_Z 0x3
+
 struct voxel {
 	blockid_t id;
 	uint8_t states;
diff --git a/src/window/Window.cpp b/src/window/Window.cpp
index 5e8f53e34..e8c94f033 100644
--- a/src/window/Window.cpp
+++ b/src/window/Window.cpp
@@ -64,15 +64,18 @@ void character_callback(GLFWwindow* window, unsigned int codepoint){
 }
 
 
-int Window::initialize(uint width, uint height, const char* title, int samples){
+int Window::initialize(DisplaySettings& settings){
+	Window::width = settings.width;
+	Window::height = settings.height;
+
 	glfwInit();
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
 	glfwWindowHint(GLFW_RESIZABLE, GL_TRUE);
-	glfwWindowHint(GLFW_SAMPLES, samples);
+	glfwWindowHint(GLFW_SAMPLES, settings.samples);
 
-	window = glfwCreateWindow(width, height, title, nullptr, nullptr);
+	window = glfwCreateWindow(width, height, settings.title, nullptr, nullptr);
 	if (window == nullptr){
 		std::cerr << "Failed to create GLFW Window" << std::endl;
 		glfwTerminate();
@@ -95,15 +98,14 @@ int Window::initialize(uint width, uint height, const char* title, int samples){
 	glDisable(GL_CULL_FACE);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
-	Window::width = width;
-	Window::height = height;
-
 	Events::initialize();
 	glfwSetKeyCallback(window, key_callback);
 	glfwSetMouseButtonCallback(window, mouse_button_callback);
 	glfwSetCursorPosCallback(window, cursor_position_callback);
 	glfwSetWindowSizeCallback(window, window_size_callback);
 	glfwSetCharCallback(window, character_callback);
+
+	glfwSwapInterval(settings.swapInterval);
 	return 0;
 }
 
diff --git a/src/window/Window.h b/src/window/Window.h
index 6ae314f7c..fd5d2e01e 100644
--- a/src/window/Window.h
+++ b/src/window/Window.h
@@ -2,6 +2,8 @@
 #define WINDOW_WINDOW_H_
 
 #include "../typedefs.h"
+#include "../settings.h"
+
 #include <stack>
 #include <vector>
 
@@ -16,7 +18,7 @@ class Window {
 public:
 	static uint width;
 	static uint height;
-	static int initialize(uint width, uint height, const char* title, int samples);
+	static int initialize(DisplaySettings& settings);
 	static void terminate();
 
 	static void viewport(int x, int y, int width, int height);
diff --git a/src/world/Level.cpp b/src/world/Level.cpp
index 2a11fcf54..9c5a0ab38 100644
--- a/src/world/Level.cpp
+++ b/src/world/Level.cpp
@@ -11,17 +11,20 @@
 #include "../objects/Player.h"
 #include "../objects/player_control.h"
 
-Level::Level(World* world, Player* player, ChunksStorage* chunksStorage, LevelEvents* events, uint loadDistance, uint chunksPadding) :
+Level::Level(World* world, Player* player, ChunksStorage* chunksStorage, LevelEvents* events, EngineSettings& settings) :
 		world(world),
 		player(player),
 		chunksStorage(chunksStorage),
 		events(events) {
     physics = new PhysicsSolver(vec3(0, -19.6f, 0));
-    uint matrixSize = (loadDistance+chunksPadding) * 2;
+
+    uint matrixSize = (settings.chunks.loadDistance+
+					   settings.chunks.padding) * 2;
     chunks = new Chunks(matrixSize, matrixSize, 0, 0, world->wfile, events);
 	lighting = new Lighting(chunks);
-	chunksController = new ChunksController(this, chunks, lighting, chunksPadding);
-	playerController = new PlayerController(this);
+	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);
 	});
@@ -38,16 +41,29 @@ Level::~Level(){
 	delete playerController;
 }
 
-void Level::update(float delta, bool updatePlayer, bool interactions) {
-	if (updatePlayer)
-		playerController->update_controls(delta, updatePlayer);
-	if (interactions) {
-		playerController->update_interaction();
+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);
+
 	}
-	else
-	{
+	playerController->refreshCamera();
+	if (interactions) {
+		playerController->updateInteraction();
+	} else {
 		playerController->selectedBlockId = -1;
 	}
+}
+
+void Level::update() {
 	vec3 position = player->hitbox->position;
 	chunks->setCenter(position.x, position.z);
 }
diff --git a/src/world/Level.h b/src/world/Level.h
index 02e671bcf..32209d635 100644
--- a/src/world/Level.h
+++ b/src/world/Level.h
@@ -2,6 +2,7 @@
 #define WORLD_LEVEL_H_
 
 #include "../typedefs.h"
+#include "../settings.h"
 
 class World;
 class Player;
@@ -24,15 +25,20 @@ class Level {
 	ChunksController* chunksController;
 	PlayerController* playerController;
 	LevelEvents* events;
+
 	Level(World* world, 
 	      Player* player, 
 	      ChunksStorage* chunksStorage,
 	      LevelEvents* events,
-	      uint loadDistance,
-	      uint chunksPadding);
+	      EngineSettings& settings);
 	~Level();
 
-	void update(float delta, bool updatePlayer, bool interactions);
+	void updatePlayer(float delta, 
+					  bool input, 
+					  bool pause, 
+					  bool interactions);
+
+	void update();
 };
 
 #endif /* WORLD_LEVEL_H_ */
diff --git a/src/world/World.cpp b/src/world/World.cpp
index b51553086..58d13062d 100644
--- a/src/world/World.cpp
+++ b/src/world/World.cpp
@@ -36,10 +36,10 @@ void World::write(Level* level) {
 	wfile->writePlayer(level->player);
 }
 
-Level* World::loadLevel(Player* player, uint loadDistance, uint chunksPadding) {
+Level* World::loadLevel(Player* player, EngineSettings& settings) {
 	ChunksStorage* storage = new ChunksStorage();
 	LevelEvents* events = new LevelEvents();
-	Level* level = new Level(this, player, storage, events, loadDistance, chunksPadding);
+	Level* level = new Level(this, player, storage, events, settings);
 	wfile->readPlayer(player);
 
 	Camera* camera = player->camera;
diff --git a/src/world/World.h b/src/world/World.h
index 3f3610264..3ddcd0078 100644
--- a/src/world/World.h
+++ b/src/world/World.h
@@ -3,6 +3,7 @@
 
 #include <string>
 #include "../typedefs.h"
+#include "../settings.h"
 
 class WorldFiles;
 class Chunks;
@@ -19,7 +20,7 @@ class World {
 	~World();
 
 	void write(Level* level);
-	Level* loadLevel(Player* player, uint loadDistance, uint chunksPadding);
+	Level* loadLevel(Player* player, EngineSettings& settings);
 };
 
 #endif /* WORLD_WORLD_H_ */