Cargo.lock

@@ -242,7 +242,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -326,7 +326,7 @@ checksum = "1ee891b04274a59bd38b412188e24b849617b2e45a0fd8d057deb63e7403761b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -369,9 +369,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.104"
+version = "1.0.105"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74b6a57f98764a267ff415d50a25e6e166f3831a5071af4995296ea97d210490"
+checksum = "5208975e568d83b6b05cc0a063c8e7e9acc2b43bee6da15616a5b73e109d7437"
 dependencies = [
  "jobserver",
  "libc",
@@ -1111,7 +1111,7 @@ checksum = "1a5c6c585bc94aaf2c7b51dd4c2ba22680844aba4c687be581871a6f518c5742"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -1897,7 +1897,7 @@ checksum = "ed3955f1a9c7c0c15e092f9c887db08b1fc683305fdf6eb6684f22555355e202"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -1927,7 +1927,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -2428,22 +2428,22 @@ checksum = "cd0b0ec5f1c1ca621c432a25813d8d60c88abe6d3e08a3eb9cf37d97a0fe3d73"
 
 [[package]]
 name = "serde"
-version = "1.0.203"
+version = "1.0.204"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
+checksum = "bc76f558e0cbb2a839d37354c575f1dc3fdc6546b5be373ba43d95f231bf7c12"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.203"
+version = "1.0.204"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
+checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -2703,9 +2703,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.68"
+version = "2.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "901fa70d88b9d6c98022e23b4136f9f3e54e4662c3bc1bd1d84a42a9a0f0c1e9"
+checksum = "201fcda3845c23e8212cd466bfebf0bd20694490fc0356ae8e428e0824a915a6"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2738,7 +2738,7 @@ checksum = "46c3384250002a6d5af4d114f2845d37b57521033f30d5c3f46c4d70e1197533"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]
@@ -2978,7 +2978,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
  "wasm-bindgen-shared",
 ]
 
@@ -3012,7 +3012,7 @@ checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -3696,7 +3696,7 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.68",
+ "syn 2.0.69",
 ]
 
 [[package]]

build.rs

@@ -17,6 +17,9 @@ struct Assets {
 	/// of the constant storing their png.
 	assets: BTreeMap<String, String>,
 
+	/// Sound assets.
+	sound_assets: BTreeMap<String, String>,
+
 	/// Asset groups contained within  this asset group, mapping their name to the assets
 	/// that group contains.
 	groups: BTreeMap<String, Box<Assets>>
@@ -37,15 +40,19 @@ impl AssetsWriter {
 		}
 	}
 
-	fn add_png<P: AsRef<Path>>(
+	fn asset_name<P: AsRef<Path>>(canonical_path: P) -> String {
+		let mut hasher = DefaultHasher::new();
+		canonical_path.as_ref().hash(&mut hasher);
+		let hash = hasher.finish();
+		format!("ASSET_{hash:X}")
+	}
+
+	fn add_png<P: AsRef<Path> + Copy>(
 		&mut self,
 		canonical_path: P,
 		png: tiny_skia::Pixmap
 	) -> String {
-		let mut hasher = DefaultHasher::new();
-		canonical_path.as_ref().hash(&mut hasher);
-		let hash = hasher.finish();
-		let const_name = format!("ASSET_{hash:X}");
+		let const_name = Self::asset_name(canonical_path);
 
 		let out_dir = env::var_os("OUT_DIR").unwrap();
 		let out_dir: PathBuf = out_dir.into();
@@ -62,6 +69,18 @@ impl AssetsWriter {
 		const_name
 	}
 
+	fn add_ogg<P: AsRef<Path> + Copy>(&mut self, canonical_path: P) -> String {
+		let const_name = Self::asset_name(canonical_path);
+		writeln!(self.file, "// {}", canonical_path.as_ref().display()).unwrap();
+		writeln!(
+			self.file,
+			"const {const_name}: &[u8] = include_bytes!(\"{}\");",
+			canonical_path.as_ref().display()
+		)
+		.unwrap();
+		const_name
+	}
+
 	fn finish(mut self) {
 		fn write_assets_struct(
 			file: &mut File,
@@ -85,6 +104,13 @@ impl AssetsWriter {
 					asset_name.to_snake_case()
 				)?;
 			}
+			for asset_name in root.sound_assets.keys() {
+				writeln!(
+					file,
+					"{indent}\tpub {}: comfy::Sound,",
+					asset_name.to_snake_case()
+				)?;
+			}
 			for group_name in root.groups.keys() {
 				writeln!(
 					file,
@@ -101,6 +127,9 @@ impl AssetsWriter {
 			for asset_const_name in root.assets.values() {
 				writeln!(file, "{indent}\t\tc.load_texture_from_bytes({asset_const_name:?}, {asset_const_name});")?;
 			}
+			for asset_const_name in root.sound_assets.values() {
+				writeln!(file, "{indent}\t\tcomfy::load_sound_from_bytes({asset_const_name:?}, {asset_const_name}, Default::default());")?;
+			}
 			for group_name in root.groups.keys() {
 				writeln!(file, "{indent}\t\t{group_name}::Assets::load(c);")?;
 			}
@@ -118,6 +147,13 @@ impl AssetsWriter {
 					asset_name.to_snake_case()
 				)?;
 			}
+			for (asset_name, asset_const_name) in &root.sound_assets {
+				writeln!(
+					file,
+					"{indent}\t{}: comfy::sound_id({asset_const_name:?}),",
+					asset_name.to_snake_case()
+				)?;
+			}
 			for group_name in root.groups.keys() {
 				writeln!(
 					file,
@@ -170,6 +206,8 @@ fn process_dir<P: AsRef<Path> + Copy>(
 			groups.pop();
 		} else if path.extension().map(|ext| ext == "svg").unwrap_or(false) {
 			process_svg(&path, dir, writer, groups);
+		} else if path.extension().map(|ext| ext == "ogg").unwrap_or(false) {
+			process_ogg(&path, dir, writer, groups);
 		}
 	}
 }
@@ -196,7 +234,8 @@ fn process_svg<P: AsRef<Path> + Copy, Q: AsRef<Path>>(
 	resvg::render(&tree, transform, &mut pixmap.as_mut());
 
 	let const_name = writer.add_png(
-		file.as_ref()
+		&file
+			.as_ref()
 			.canonicalize()
 			.expect("Failed to canonicalize"),
 		pixmap
@@ -218,3 +257,33 @@ fn process_svg<P: AsRef<Path> + Copy, Q: AsRef<Path>>(
 		const_name
 	);
 }
+
+fn process_ogg<P: AsRef<Path> + Copy, Q: AsRef<Path>>(
+	file: P,
+	dir: Q,
+	writer: &mut AssetsWriter,
+	groups: &[String]
+) {
+	let const_name = writer.add_ogg(
+		&file
+			.as_ref()
+			.canonicalize()
+			.expect("Failed to canonicalize")
+	);
+	let mut group = &mut writer.root;
+	for group_name in groups {
+		if !group.groups.contains_key(group_name) {
+			group.groups.insert(group_name.to_owned(), Box::default());
+		}
+		group = group.groups.get_mut(group_name).unwrap();
+	}
+	group.sound_assets.insert(
+		file.as_ref()
+			.file_stem()
+			.expect("File doesn't have a stem")
+			.to_str()
+			.expect("Non-UTF8 file names aren't allowed")
+			.into(),
+		const_name
+	);
+}

src/activities/house/mod.rs

@@ -21,48 +21,54 @@ pub struct HouseState {
 	human_layer: bool //Human, magnetic, electric
 }
 
-pub fn setup(state: &mut crate::State, ctx: &mut EngineContext<'_>) {
-	let house = {
+impl HouseState {
+	pub fn generate_new_house(ctx: &mut EngineContext<'_>) -> Self {
 		let room_count = random_i32(2, MAX_ROOMS) as usize;
 
 		let mut rooms = Vec::new();
-		for _ in 0..room_count {
+		for _ in 0 .. room_count {
 			rooms.push(Room::new(ctx));
 		}
 
 		let player = Player::new(rooms.first().unwrap());
-		HouseState { current_room_id: 0, room_count,
+		HouseState {
+			current_room_id: 0,
+			room_count,
 			rooms,
 			player,
 			human_layer: false
 		}
-	};
-
-	state.house = Some(house);
+	}
 }
 
 pub fn draw(state: &crate::State, _ctx: &comfy::EngineContext<'_>) {
-	if let Some(house) = &state.house {
+	let Some(house) = state.house() else {
+		error!("How can I render a house when I'm not in one?!?");
+		return;
+	};
+
 	//Draw House
 	house
-			.rooms.get(house.current_room_id).unwrap().draw(house.human_layer, house.player.can_see_metal(0.1));
+		.rooms
+		.get(house.current_room_id)
+		.unwrap()
+		.draw(house.human_layer, house.player.can_see_metal(0.1));
 
 	//Draw Grid
 	//state.house.grid.draw();
 
 	//Draw Player
 	house.player.draw();
-	}
 }
 
 pub fn update(state: &mut crate::State, ctx: &mut comfy::EngineContext<'_>) {
-	if let Some(house) = &mut state.house {
+	let house = state.house_mut(ctx);
 	let current_room = house.rooms.get(house.current_room_id).unwrap();
 	house.player.update(&current_room.grid);
 
 	if house.player.is_moving_to_right_room(current_room) {
 		if house.current_room_id < (house.room_count - 1) {
-				house.current_room_id +=1;
+			house.current_room_id += 1;
 
 			let current_room = house.rooms.get(house.current_room_id).unwrap();
 			house.player.reset_on_room(current_room, true);
@@ -71,7 +77,7 @@ pub fn update(state: &mut crate::State, ctx: &mut comfy::EngineContext<'_>) {
 		}
 	} else if house.player.is_moving_to_left_room(current_room) {
 		if house.current_room_id > 0 {
-				house.current_room_id -=1;
+			house.current_room_id -= 1;
 
 			let current_room = house.rooms.get(house.current_room_id).unwrap();
 			house.player.reset_on_room(current_room, false);
@@ -79,5 +85,4 @@ pub fn update(state: &mut crate::State, ctx: &mut comfy::EngineContext<'_>) {
 			house.player.reset_on_room(current_room, true);
 		}
 	}
-	}
 }

src/activities/house/player.rs

@@ -70,12 +70,23 @@ impl Player {
 		} else {
 			let mut current_index = 0;
 			for (i, node_pos) in room.grid.nodes.iter().enumerate().rev() {
-				if in_node_range(&vec2((room.size.0 as f32 / 2.0 + 0.5) * SCALE, self.position.y), node_pos, 1.0) {
+				if in_node_range(
+					&vec2((room.size.0 as f32 / 2.0 + 0.5) * SCALE, self.position.y),
+					node_pos,
+					1.0
+				) {
 					current_index = i;
 				}
 			}
 
-			let connction_index = room.grid.connections.iter().enumerate().find(|(_i, (_node_1, node_2))| *node_2 == current_index).map(|(i, _)| i).unwrap();
+			let connction_index = room
+				.grid
+				.connections
+				.iter()
+				.enumerate()
+				.find(|(_i, (_node_1, node_2))| *node_2 == current_index)
+				.map(|(i, _)| i)
+				.unwrap();
 
 			self.connection = connction_index;
 			self.next_connections = vec![connction_index - 1];

src/activities/house/room.rs

@@ -27,7 +27,7 @@ struct Tile {
 
 #[derive(Debug)]
 pub struct Room {
-	room_type: RoomType,
+	_room_type: RoomType,
 	pub size: (u8, u8), //(width, height)
 	pub grid: Grid,
 	furnitures: Vec<Tile>
@@ -54,7 +54,7 @@ impl Room {
 		let furnitures = Self::random_room_furniture(&room_type, size, ctx);
 
 		Room {
-			room_type,
+			_room_type: room_type,
 			size,
 			grid: Self::create_grid(size.0, size.1),
 			furnitures
@@ -80,23 +80,29 @@ impl Room {
 		let mut furnitures = Vec::new();
 
 		let mut empty_spots: IndexSet<u8> = (0 .. width).collect();
-		let mut assets_used: HashSet<&'static str> = HashSet::new();
 
-		fn random_empty_spot(empty_spots: &mut IndexSet<u8>) -> Option<u8> {
+		fn random_empty_spot<T>(empty_spots: &mut IndexSet<T>) -> Option<T> {
 			if empty_spots.is_empty() {
 				return None;
 			}
 			let random_idx = usize::gen_range(0, empty_spots.len());
 			empty_spots.swap_remove_index(random_idx)
 		}
+		fn random_appliance<T>(empty_spots: &mut Vec<T>) -> Option<T> {
+			if empty_spots.is_empty() {
+				return None;
+			}
+			let random_idx = usize::gen_range(0, empty_spots.len());
+			Some(empty_spots.swap_remove(random_idx))
+		}
 
 		const SIDEBOARD_HEIGHT: f32 = 0.1;
 		const STOVE_HEIGHT: f32 = 0.025;
 		const SINK_HEIGHT: f32 = 0.5;
 
-		#[allow(clippy::single_match, unreachable_patterns)] // we'll add more stuff later
+		#[allow(clippy::single_match)] // we'll add more stuff later
 		match room_type {
-			_ => {
+			RoomType::Kitchen => {
 				// in a kitchen, we always add a fridge
 				let fridge_pos = u8::gen_range(0, 2) * (width - 1);
 				empty_spots.swap_remove(&fridge_pos);
@@ -159,12 +165,21 @@ impl Room {
 					z: 1
 				});
 
-				// let's add half of the remaining positions as drawers
+				// the current list of empty spots is the same list we can use to place
+				// on-the-counter appliances later
+				let mut empty_spots_clone = empty_spots.clone();
+
+				// build a list of the remaining kitchen appliances. we only want them
+				// included once, most kitchens don't contain two washing machines etc
+				let mut remaining_appliances: IndexSet<&'static str> =
+					["dishwasher", "dryer", "minifridge", "washing_machine"]
+						.into_iter()
+						.collect();
+
+				// let's add at most half of the remaining positions as big appliances
 				for _ in 0 .. empty_spots.len() / 2 {
-					let asset = match u8::gen_range(0, 2) {
-						0 => "drawer",
-						1 => "drawer_cupboard",
-						_ => unreachable!()
+					let Some(asset) = random_empty_spot(&mut remaining_appliances) else {
+						break;
 					};
 					let Some(spot) = random_empty_spot(&mut empty_spots) else {
 						error!("WTF I shouldn't've used more than half of the available spots");
@@ -183,6 +198,60 @@ impl Room {
 						z: 1
 					});
 				}
+
+				// and fill the remainder with drawers
+				while !empty_spots.is_empty() {
+					let asset = match u8::gen_range(0, 2) {
+						0 => "drawer",
+						1 => "drawer_cupboard",
+						_ => unreachable!()
+					};
+					let Some(spot) = random_empty_spot(&mut empty_spots) else {
+						error!("WTF I should still have spots available");
+						return furnitures;
+					};
+					furnitures.push(Tile {
+						pos: vec2(spot as f32, 0.0),
+						size: vec2(1.0, 1.0),
+						f: Furniture::new("kitchen", asset, ctx),
+						z: 0
+					});
+					furnitures.push(Tile {
+						pos: vec2(spot as f32, 1.0),
+						size: vec2(1.0, SIDEBOARD_HEIGHT),
+						f: Furniture::new("kitchen", "sideboard_1", ctx),
+						z: 1
+					});
+				}
+
+				// build a list of on-the-counter kitchen appliances. we only want them
+				// included once, most kitchens don't contain two toasters etc
+				let mut remaining_appliances: Vec<(&'static str, f32, f32)> = [
+					("blender", 0.3, 0.45),
+					("kettle", 0.3, 0.4),
+					("toaster", 0.5, 0.25)
+				]
+				.into_iter()
+				.collect();
+
+				// and then we fill like half the counter with appliances
+				for _ in 0 .. empty_spots_clone.len() / 2 {
+					let Some((asset, asset_w, asset_h)) =
+						random_appliance(&mut remaining_appliances)
+					else {
+						break;
+					};
+					let Some(spot) = random_empty_spot(&mut empty_spots_clone) else {
+						error!("WTF I shouldn't've used more than half of the available spots");
+						return furnitures;
+					};
+					furnitures.push(Tile {
+						pos: vec2(spot as f32 + 0.5, 1.0 + SIDEBOARD_HEIGHT),
+						size: vec2(asset_w, asset_h),
+						f: Furniture::new("kitchen", asset, ctx),
+						z: 0
+					});
+				}
 			},
 
 			_ => {}
@@ -241,7 +310,6 @@ impl Room {
 		Grid::new(nodes, connections)
 	}
 
-	//Human, magnetic, electric
 	pub fn draw(&self, human_layer: bool, magnet_layer: bool) {
 		let (width, height) = self.size;
 

src/activities/mod.rs

@@ -1,10 +1,11 @@
+use comfy::IVec2;
+
 pub mod house;
 pub mod overworld;
 
 #[derive(Debug, Default)]
 pub enum Activity {
+	House(IVec2),
 	#[default]
-	House,
-	#[allow(dead_code)]
 	Overworld
 }

src/activities/overworld/mod.rs

@@ -1,9 +1,10 @@
+use crate::{activities::Activity, game::ZLayer, State};
 use comfy::{
-	draw_rect_outline, draw_sprite, main_camera_mut, EngineContext, IVec2, Vec2, RED,
-	WHITE
+	draw_circle, draw_rect_outline, draw_sprite, error, info, is_key_down,
+	main_camera_mut, EngineContext, IVec2, KeyCode, Vec2, RED, WHITE
 };
-
-use crate::game::ZLayer;
+use std::time::Instant;
+use worldgen::MovementCost;
 
 pub mod worldgen;
 
@@ -21,11 +22,172 @@ pub fn draw(state: &crate::State, _engine: &comfy::EngineContext<'_>) {
 			draw_rect_outline(coords.as_vec2(), Vec2::ONE, 0.1, RED, 10);
 		}
 	}
+	draw_circle(state.ghost.overworld_pos, 0.5, RED, ZLayer::Ghost.into());
 }
 
-pub fn update(state: &mut crate::State, _engine: &mut EngineContext<'_>) {
-	let mut camera = main_camera_mut();
-	camera.center = Vec2::ZERO;
-	camera.zoom = 30.0;
-	state.overworld.get_or_generate_tile(IVec2::ZERO);
+fn update_move_player(state: &mut State, ctx: &mut EngineContext<'_>) {
+	let now = Instant::now();
+
+	// Are there any pending position updates? If so, we ignore all user input and execute
+	// the pending updates.
+	if state.ghost.overworld_movement_pending != Vec2::ZERO {
+		info!(
+			"Pending Movement: {:?}",
+			state.ghost.overworld_movement_pending
+		);
+		state.ghost.update_overworld_pos(now);
+		return;
+	}
+
+	// Otherwise, we check for user inputs, and update the pending movement accordingly.
+	let tile_pos = IVec2 {
+		x: state.ghost.overworld_pos.x.round() as _,
+		y: state.ghost.overworld_pos.y.round() as _
+	};
+	let Some(tile) = state.overworld.get_tile(tile_pos).copied() else {
+		error!("How can we be standing inside a non-generated tile?");
+		return;
+	};
+
+	let mut requested_pos = None;
+	let mut requested_pos_diff = None;
+	let mut requested_cost_curr = None;
+	let mut requested_cost_new = None;
+
+	if is_key_down(KeyCode::Up) {
+		let diff = IVec2 { x: 0, y: 1 };
+		let new_pos = tile_pos + diff;
+		let new_tile = state.overworld.get_or_generate_tile(new_pos);
+		if new_tile.can_stand_inside() {
+			requested_pos = Some(new_pos);
+			requested_pos_diff = Some(diff);
+			requested_cost_curr = Some(tile.movement_cost_up());
+			requested_cost_new = Some(new_tile.movement_cost_down());
+		} else {
+			info!("Rejecting movement - cannot stand in the requested tile.");
+		}
+	}
+
+	if is_key_down(KeyCode::Down) {
+		let diff = IVec2 { x: 0, y: -1 };
+		let new_pos = tile_pos + diff;
+		let new_tile = state.overworld.get_or_generate_tile(new_pos);
+		if new_tile.can_stand_inside() {
+			requested_pos = Some(new_pos);
+			requested_pos_diff = Some(diff);
+			requested_cost_curr = Some(tile.movement_cost_down());
+			requested_cost_new = Some(new_tile.movement_cost_up());
+		} else {
+			info!("Rejecting movement - cannot stand in the requested tile.");
+		}
+	}
+
+	if is_key_down(KeyCode::Left) {
+		let diff = IVec2 { x: -1, y: 0 };
+		let new_pos = tile_pos + diff;
+		let new_tile = state.overworld.get_or_generate_tile(new_pos);
+		if new_tile.can_stand_inside() {
+			requested_pos = Some(new_pos);
+			requested_pos_diff = Some(diff);
+			requested_cost_curr = Some(tile.movement_cost_left());
+			requested_cost_new = Some(new_tile.movement_cost_right());
+		} else {
+			info!("Rejecting movement - cannot stand in the requested tile.");
+		}
+	}
+
+	if is_key_down(KeyCode::Right) {
+		let diff = IVec2 { x: 1, y: 0 };
+		let new_pos = tile_pos + diff;
+		let new_tile = state.overworld.get_or_generate_tile(new_pos);
+		if new_tile.can_stand_inside() {
+			requested_pos = Some(new_pos);
+			requested_pos_diff = Some(diff);
+			requested_cost_curr = Some(tile.movement_cost_right());
+			requested_cost_new = Some(new_tile.movement_cost_left());
+		} else {
+			info!("Rejecting movement - cannot stand in the requested tile.");
+		}
+	}
+
+	// only continue if some movement was requested
+	let Some(_requested_pos) = requested_pos else {
+		return;
+	};
+	let Some(requested_pos_diff) = requested_pos_diff else {
+		return;
+	};
+	let Some(requested_cost_curr) = requested_cost_curr else {
+		return;
+	};
+	let Some(requested_cost_new) = requested_cost_new else {
+		return;
+	};
+
+	state.ghost.overworld_movement_speed = match (requested_cost_curr, requested_cost_new)
+	{
+		// movement in this direction not possible
+		(MovementCost::Infinite, _) | (_, MovementCost::Infinite) => {
+			info!("Rejecting movement - movement cost is infinite");
+			return;
+		},
+
+		// we are walking on a path
+		(MovementCost::Path, MovementCost::Path) => 10.0,
+
+		// we are walking across an obstacle
+		(MovementCost::Obstacle, _) | (_, MovementCost::Obstacle) => 1.0,
+
+		// we are walking on grass
+		_ => 5.0
+	};
+	state.ghost.overworld_movement_pending = Vec2 {
+		x: requested_pos_diff.x as _,
+		y: requested_pos_diff.y as _
+	};
+	state.ghost.overworld_pos_last_update = now;
+}
+
+pub fn update(state: &mut State, ctx: &mut EngineContext<'_>) {
+	let mut camera = main_camera_mut();
+	camera.center = state.ghost.overworld_pos;
+	camera.zoom = 30.0;
+
+	// move player
+	update_move_player(state, ctx);
+
+	//move into house if player stepp at door
+	{
+		let tile_pos = IVec2 {
+			x: state.ghost.overworld_pos.x.round() as _,
+			y: state.ghost.overworld_pos.y.round() as _
+		};
+		let current_tile = state.overworld.get_or_generate_tile(tile_pos);
+		if current_tile.can_enter_house() {
+			info!("enter house at {tile_pos}");
+			state.activity = Activity::House(tile_pos);
+			state.house_mut(ctx); // gen new house
+		}
+	}
+
+	// generate more chunks if needed
+	{
+		let half_viewport = (camera.world_viewport() * 0.5 + 3.0).as_ivec2();
+		let rounded_ghost_pos = IVec2 {
+			x: state.ghost.overworld_pos.x.round() as _,
+			y: state.ghost.overworld_pos.y.round() as _
+		};
+		state.overworld.get_or_generate_tile(
+			rounded_ghost_pos + IVec2::new(half_viewport.x, half_viewport.y)
+		);
+		state.overworld.get_or_generate_tile(
+			rounded_ghost_pos + IVec2::new(half_viewport.x, -half_viewport.y)
+		);
+		state.overworld.get_or_generate_tile(
+			rounded_ghost_pos + IVec2::new(-half_viewport.x, half_viewport.y)
+		);
+		state.overworld.get_or_generate_tile(
+			rounded_ghost_pos + IVec2::new(-half_viewport.x, -half_viewport.y)
+		);
+	}
 }

src/activities/overworld/worldgen.rs

@@ -2,8 +2,7 @@
 #![allow(dead_code)]
 
 use crate::assets::ASSETS;
-use comfy::{IVec2, TextureHandle, UVec2};
-use log::info;
+use comfy::{info, IVec2, TextureHandle, UVec2};
 use std::collections::HashMap;
 
 pub enum MovementCost {
@@ -117,28 +116,61 @@ impl Tile {
 	}
 
 	pub fn can_stand_inside(&self) -> bool {
-		unimplemented!()
+		#[allow(clippy::match_like_matches_macro)] // I believe this is better readable
+		match self {
+			Self::House { door: false, .. } => false,
+			_ => true
+		}
 	}
 	pub fn movement_cost_left(&self) -> MovementCost {
-		unimplemented!()
+		match self {
+			Self::Grass => MovementCost::Default,
+			Self::Path { left: true, .. } => MovementCost::Path,
+			Self::Path { left: false, .. } => MovementCost::Default,
+			Self::Fence { left: false, .. } => MovementCost::Obstacle,
+			_ => MovementCost::Infinite
+		}
 	}
 	pub fn movement_cost_right(&self) -> MovementCost {
-		unimplemented!()
+		match self {
+			Self::Grass => MovementCost::Default,
+			Self::Path { right: true, .. } => MovementCost::Path,
+			Self::Path { right: false, .. } => MovementCost::Default,
+			Self::Fence { right: false, .. } => MovementCost::Obstacle,
+			_ => MovementCost::Infinite
+		}
 	}
 	pub fn movement_cost_up(&self) -> MovementCost {
-		unimplemented!()
+		match self {
+			Self::Grass => MovementCost::Default,
+			Self::Path { top: true, .. } => MovementCost::Path,
+			Self::Path { top: false, .. } => MovementCost::Default,
+			Self::Fence { top: false, .. } => MovementCost::Obstacle,
+			_ => MovementCost::Infinite
+		}
 	}
 	pub fn movement_cost_down(&self) -> MovementCost {
-		unimplemented!()
+		match self {
+			Self::Grass => MovementCost::Default,
+			Self::Path { bottom: true, .. } => MovementCost::Path,
+			Self::Path { bottom: false, .. } => MovementCost::Default,
+			Self::Fence { bottom: false, .. } => MovementCost::Obstacle,
+			Self::House { door: true, .. } => MovementCost::Path,
+			_ => MovementCost::Infinite
+		}
 	}
 	pub fn can_enter_house(&self) -> bool {
-		unimplemented!()
+		#[allow(clippy::match_like_matches_macro)] // I believe this is better readable
+		match self {
+			Self::House { door: true, .. } => true,
+			_ => false
+		}
 	}
 }
 
 /// The size of a chunk (both width and height). This value squared gives the amount of
 /// tiles in the chunk.
-const CHUNK_SIZE: u32 = 100;
+const CHUNK_SIZE: u32 = 50;
 
 /// Chunks
 #[derive(Debug)]
@@ -286,7 +318,10 @@ impl Chunk {
 				fence_vert,
 				grass,
 				house(ASSETS.overworld.house_bottom_left),
-				house(ASSETS.overworld.house_bottom_door),
+				Tile::House {
+					door: true,
+					texture: ASSETS.overworld.house_bottom_door
+				},
 				house(ASSETS.overworld.house_bottom_window),
 				house(ASSETS.overworld.house_bottom_window),
 				house(ASSETS.overworld.house_bottom_right),
@@ -403,7 +438,15 @@ fn world_to_chunk_and_local_coords(world_coords: IVec2) -> (IVec2, UVec2) {
 }
 
 impl Overworld {
-	fn get_tile(&self, world_coords: IVec2) -> Option<&Tile> {
+	/// Return a [`Tile`] at the given world coordinates, or `None` if that tile has not
+	/// been generated yet. Uses engine/world cordinates.
+	pub fn get_tile(&self, world_coords: IVec2) -> Option<&Tile> {
+		let mut coords = world_coords;
+		coords.y *= -1;
+		self.get_tile_private(coords)
+	}
+
+	fn get_tile_private(&self, world_coords: IVec2) -> Option<&Tile> {
 		let (chunk_coords, local_chunk_coords) =
 			world_to_chunk_and_local_coords(world_coords);
 
@@ -411,15 +454,15 @@ impl Overworld {
 		chunk.get_tile(local_chunk_coords)
 	}
 
-	/// Return a [`Tile`] at the given world coordinates, or `None` if that tile has not
-	/// been generated yet. use engine/world cordinates.
+	/// Return a [`Tile`] at the given world coordinates. Generates tiles if necessary.
+	/// Uses engine/world cordinates.
 	pub fn get_or_generate_tile(&mut self, world_coords: IVec2) -> &Tile {
 		let mut coords = world_coords;
 		coords.y *= -1;
-		self.get_or_generate_tiles_private(coords)
+		self.get_or_generate_tile_private(coords)
 	}
 
-	fn get_or_generate_tiles_private(&mut self, world_coords: IVec2) -> &Tile {
+	fn get_or_generate_tile_private(&mut self, world_coords: IVec2) -> &Tile {
 		let (chunk_coords, local_chunk_coords) =
 			world_to_chunk_and_local_coords(world_coords);
 
@@ -430,21 +473,21 @@ impl Overworld {
 		chunk.get_tile(local_chunk_coords).unwrap()
 	}
 
-	/// Iterate over all generated tiles and its engine/world cordinates. using a [`Tile`] at the given world coordinates, or `None` if that tile has not
-	/// been generated yet.
+	/// Iterate over all generated tiles in all generated chunks and their engine/world
+	/// cordinates.
 	pub fn iter_tiles(&self) -> impl Iterator<Item = (IVec2, &Tile)> {
-		self.iter_tilese_private().map(|(coords, tile)| {
+		self.iter_tiles_private().map(|(coords, tile)| {
 			let mut w_coords = coords;
 			w_coords.y *= -1;
 			(w_coords, tile)
 		})
 	}
 
-	/// iterate over all tiles and its global coords
-	fn iter_tilese_private(&self) -> impl Iterator<Item = (IVec2, &Tile)> {
+	/// Iterate over all generated tiles in all generated chunks.
+	fn iter_tiles_private(&self) -> impl Iterator<Item = (IVec2, &Tile)> {
 		self.chunks.iter().flat_map(|(chunk_coords, chunk)| {
 			chunk.iter_tiles().map(|(local_coords, tile)| {
-				// never fail because chunksize fits alswas into i32
+				// never fail because chunksize fits always into i32
 				let local_coords: IVec2 = local_coords.try_into().unwrap();
 				(local_coords + (*chunk_coords * CHUNK_SIZE as i32), tile)
 			})

src/game.rs

@@ -3,22 +3,64 @@ use crate::{
 	assets::Assets,
 	State
 };
-use comfy::EngineContext;
-use std::ops::Sub;
+use comfy::{EngineContext, Vec2};
+use std::{ops::Sub, time::Instant};
 
 #[derive(Debug)]
 pub struct Ghost {
-	/// current electric charge of the Ghost
+	/// Current electric charge of the Ghost.
 	pub charge: f32,
-	/// max electric charge of the Ghost
-	pub max_charge: f32
+	/// Max electric charge of the Ghost.
+	pub max_charge: f32,
+
+	/// The position of the ghost in the overworld. Expressed in tile coordinates, but
+	/// as a float as a ghost takes more than one tick to move.
+	pub overworld_pos: Vec2,
+	/// Pending movement of the ghost in the overworld.
+	pub overworld_movement_pending: Vec2,
+	/// The current movement speed of the ghost in tiles/sec.
+	pub overworld_movement_speed: f32,
+	/// The timestamp of the last overworld position update.
+	pub overworld_pos_last_update: Instant
+}
+
+impl Ghost {
+	pub fn update_overworld_pos(&mut self, now: Instant) {
+		// This calculation is extremely simplistic. It will not work properly if both
+		// x and y of movement_pending are non-zero. But we only move left,right,up,down
+		// so that should never happen!
+		let secs = now
+			.duration_since(self.overworld_pos_last_update)
+			.as_secs_f32();
+		let mut movement = self.overworld_movement_pending.signum()
+			* self.overworld_movement_speed
+			* secs;
+
+		// limit the movement to the remaining movement
+		if self.overworld_movement_pending.x.abs() < movement.x.abs() {
+			movement.x = self.overworld_movement_pending.x;
+		}
+		if self.overworld_movement_pending.y.abs() < movement.y.abs() {
+			movement.y = self.overworld_movement_pending.y;
+		}
+
+		// execute the movement
+		self.overworld_pos += movement;
+		self.overworld_movement_pending -= movement;
+		self.overworld_pos_last_update = now;
+	}
 }
 
 impl Default for Ghost {
 	fn default() -> Self {
 		Self {
 			charge: 1000.0,
-			max_charge: 1000.0
+			max_charge: 1000.0,
+
+			overworld_pos: Vec2::ZERO,
+			overworld_movement_pending: Vec2::ZERO,
+			overworld_movement_speed: 0.0,
+			overworld_pos_last_update: Instant::now()
 		}
 	}
 }
@@ -50,19 +92,20 @@ impl Sub<i32> for ZLayer {
 pub fn setup(state: &mut State, ctx: &mut EngineContext<'_>) {
 	Assets::load(ctx);
 
-	house::setup(state, ctx);
+	//house::setup(state, ctx);
 }
 
 pub fn update(state: &mut State, engine: &mut EngineContext<'_>) {
+	state.score += engine.delta * 10.0;
 	match state.activity {
-		Activity::House => house::update(state, engine),
+		Activity::House(_) => house::update(state, engine),
 		Activity::Overworld => overworld::update(state, engine)
 	}
 }
 
 pub fn draw(state: &State, engine: &EngineContext<'_>) {
 	match state.activity {
-		Activity::House => house::draw(state, engine),
+		Activity::House(_) => house::draw(state, engine),
 		Activity::Overworld => overworld::draw(state, engine)
 	}
 	crate::ui::draw(state, engine);

src/main.rs

@@ -15,8 +15,8 @@ use self::{
 	game::Ghost
 };
 use comfy::{
-	init_game_config, pollster, run_comfy_main_async, EngineContext, EngineState,
-	GameConfig, GameLoop
+	etagere::euclid::default, init_game_config, pollster, run_comfy_main_async,
+	DevConfig, EngineContext, EngineState, GameConfig, GameLoop, HashMap, IVec2
 };
 
 const GAME_NAME: &str = "Powercreep";
@@ -27,7 +27,27 @@ struct State {
 	activity: Activity,
 	ghost: Ghost,
 	overworld: Overworld,
-	house: Option<HouseState>
+	houses: HashMap<IVec2, HouseState>,
+	score: f32
+}
+
+impl State {
+	fn get_house_pos(&self) -> Option<IVec2> {
+		match self.activity {
+			Activity::House(pos) => Some(pos),
+			_ => None
+		}
+	}
+
+	fn house(&self) -> Option<&HouseState> {
+		self.houses.get(&self.get_house_pos()?)
+	}
+
+	fn house_mut(&mut self, ctx: &mut EngineContext<'_>) -> &mut HouseState {
+		self.houses
+			.entry(self.get_house_pos().unwrap())
+			.or_insert_with(|| HouseState::generate_new_house(ctx))
+	}
 }
 
 impl GameLoop for State {
@@ -37,17 +57,29 @@ impl GameLoop for State {
 
 	fn update(&mut self, ctx: &mut EngineContext<'_>) {
 		if !self.setup_called {
+			game::setup(self, ctx);
 			game::setup(self, ctx);
 			self.setup_called = true;
 		}
 
 		game::update(self, ctx);
 		game::draw(self, ctx);
+		game::update(self, ctx);
+		game::draw(self, ctx);
 	}
 }
 
 fn config(config: GameConfig) -> GameConfig {
-	config
+	let dev = DevConfig {
+		#[cfg(debug_assertions)]
+		show_fps: true,
+		..Default::default()
+	};
+	GameConfig {
+		tonemapping_enabled: true,
+		dev,
+		..Default::default()
+	}
 }
 
 async fn run() {

src/ui.rs

@@ -1,10 +1,11 @@
 use crate::State;
 use comfy::{
-	draw_rect, draw_rect_outline, screen_height, screen_to_world, screen_width,
-	EngineContext, Vec2, BLUE, RED
+	draw_rect, draw_rect_outline, egui, screen_height, screen_to_world, screen_width,
+	EngineContext, Vec2, BLUE, RED, WHITE
 };
+use egui::widget_text::RichText;
 
-pub fn draw(state: &State, _engine: &EngineContext<'_>) {
+pub fn draw_batterie(state: &State, _engine: &EngineContext<'_>) {
 	// seperate fill state into smaller section for better readability
 	let section_count = 5;
 	let mut start_positon = screen_to_world(Vec2::new(screen_width(), screen_height()));
@@ -29,3 +30,22 @@ pub fn draw(state: &State, _engine: &EngineContext<'_>) {
 		draw_rect_outline(position, section_size, 0.1, RED, 100);
 	}
 }
+
+pub fn draw_highscore(state: &State, _engine: &EngineContext<'_>) {
+	egui::Area::new("score")
+		.anchor(egui::Align2::RIGHT_TOP, egui::vec2(0.0, 0.0))
+		.show(egui(), |ui| {
+			ui.label(
+				RichText::new(format!("{:.0}", state.score))
+					.color(WHITE)
+					.monospace()
+					.size(16.0)
+					.strong()
+			);
+		});
+}
+
+pub fn draw(state: &State, engine: &EngineContext<'_>) {
+	draw_batterie(state, engine);
+	draw_highscore(state, engine);
+}