.forgejo/workflows/rust.yml

@@ -59,10 +59,11 @@ jobs:
             target
           key: "${{runner.os}} Rust ${{steps.rust-toolchain.outputs.cachekey}}"
       - run: mkdir .ci-destdir
-      - run: cargo install --path . --locked --root .ci-destdir
+      - run: cargo install --path . --locked --root .
       - run: find .ci-destdir
       - uses: forgejo/upload-artifact@v3
         with:
           name: Powercreep
-          path:
-            .ci-destdir/*
+          path: |
+            bin
+            assets

build.rs

@@ -122,16 +122,16 @@ impl AssetsWriter {
 			writeln!(file, "{indent}impl Assets {{")?;
 			writeln!(
 				file,
-				"{indent}\tpub fn load(c: &mut comfy::EngineContext<'_>) {{"
+				"{indent}\tpub fn load(_ctx: &mut comfy::EngineContext<'_>) {{"
 			)?;
 			for asset_const_name in root.assets.values() {
-				writeln!(file, "{indent}\t\tc.load_texture_from_bytes({asset_const_name:?}, {asset_const_name});")?;
+				writeln!(file, "{indent}\t\t_ctx.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);")?;
+				writeln!(file, "{indent}\t\t{group_name}::Assets::load(_ctx);")?;
 			}
 			writeln!(file, "{indent}\t}}")?;
 			writeln!(file, "{indent}}}")?;

src/activities/house/furniture.rs

@@ -1,5 +1,5 @@
 use comfy::{error, texture_id, EngineContext, HashSet, Lazy, Mutex, TextureHandle};
-use std::{fmt::Debug, fs, io, sync::Arc};
+use std::{fmt::Debug, fs, io, path::PathBuf, sync::Arc};
 
 static ASSETS_LOADED: Lazy<Arc<Mutex<HashSet<String>>>> =
 	Lazy::new(|| Arc::new(Mutex::new(HashSet::new())));
@@ -39,10 +39,13 @@ impl FurnitureAsset {
 		if loaded.contains(&path) {
 			return Some(texture_id(&path));
 		}
-		let bytes = match fs::read(format!(
-			"{}/assets/furniture/{path}",
-			env!("CARGO_MANIFEST_DIR")
-		)) {
+
+		let mut asset_path = PathBuf::from(format!("assets/furniture/{path}"));
+		if !asset_path.exists() {
+			asset_path = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join(asset_path);
+		}
+
+		let bytes = match fs::read(asset_path) {
 			Ok(bytes) => bytes,
 			Err(err) if err.kind() == io::ErrorKind::NotFound => return None,
 			Err(err) => {

src/activities/house/mod.rs

@@ -3,7 +3,7 @@ mod grid;
 mod player;
 mod room;
 
-use comfy::{delta, random_i32, vec2, EngineContext, RandomRange};
+use comfy::{delta, main_camera_mut, random_i32, vec2, EngineContext, RandomRange as _};
 use grid::Grid;
 use indexmap::IndexSet;
 use log::error;
@@ -25,6 +25,11 @@ pub struct HouseState {
 	player: Player,
 	human_layer: bool, //Human, magnetic, electric
 	exit_time: f32,
+
+	/// The energy level remaining in the house. Should decrease by itself, and much
+	/// faster when inhabited by the ghost.
+	pub charge: f32,
+	pub max_charge: f32
 }
 
 impl HouseState {
@@ -48,6 +53,7 @@ impl HouseState {
 		}
 
 		let player = Player::new(rooms.first().unwrap());
+		let max_charge = f32::gen_range(2_000.0, 5_000.0);
 		HouseState {
 			current_room_id: 0,
 			room_count,
@@ -57,6 +63,9 @@ impl HouseState {
 			player,
 			human_layer: false,
     		exit_time: 0.0,
+			// TODO this should be lower depending on the time elapsed
+			charge: max_charge,
+			max_charge
 		}
 	}
 }
@@ -82,6 +91,10 @@ pub fn draw(state: &crate::State, _ctx: &comfy::EngineContext<'_>) {
 }
 
 pub fn update(state: &mut crate::State, ctx: &mut comfy::EngineContext<'_>) {
+	let mut camera = main_camera_mut();
+	camera.center = vec2(0.0, 0.0);
+	drop(camera);
+
 	let house = state.house_mut(ctx);
 	let current_room = house.rooms.get(house.current_room_id).unwrap();
 	house.player.update(&current_room);

src/activities/house/room.rs

@@ -110,6 +110,37 @@ impl Room {
 			let random_idx = usize::gen_range(0, empty_spots.len());
 			empty_spots.swap_remove_index(random_idx)
 		}
+
+		fn random_empty_spot_size(
+			empty_spots: &mut IndexSet<u8>,
+			size: u8
+		) -> Option<u8> {
+			let mut empty_spots_size = IndexSet::<u8>::new();
+
+			for &index in empty_spots.iter() {
+				let mut is_valid = true;
+
+				for offset in 0 .. size {
+					if !empty_spots.contains(&(index + offset)) {
+						is_valid = false;
+						break;
+					}
+				}
+				if is_valid {
+					empty_spots_size.insert(index);
+				}
+			}
+
+			if empty_spots_size.is_empty() {
+				return None;
+			}
+			let random_idx = usize::gen_range(0, empty_spots_size.len());
+			for offset in (0 .. size).rev() {
+				empty_spots.swap_remove_index(random_idx + offset as usize);
+			}
+			Some(random_idx as u8)
+		}
+
 		fn random_appliance<T>(empty_spots: &mut Vec<T>) -> Option<T> {
 			if empty_spots.is_empty() {
 				return None;
@@ -276,6 +307,42 @@ impl Room {
 				}
 			},
 
+			RoomType::LivingRoom => {
+				let has_couch = match u8::gen_range(0, 2) {
+					0 => false,
+					1 => true,
+					_ => unreachable!()
+				};
+				if has_couch {
+					if let Some(pos) = random_empty_spot_size(&mut empty_spots, 3) {
+						furnitures.push(Tile {
+							pos: vec2(pos as f32, 0.0),
+							size: vec2(3.0, 1.0),
+							f: Furniture::new("bedroom", "couch", ctx),
+							z: 0
+						});
+					}
+				}
+
+				if let Some(pos) = random_empty_spot(&mut empty_spots) {
+					furnitures.push(Tile {
+						pos: vec2(pos as f32, 0.0),
+						size: vec2(1.0, 2.0),
+						f: Furniture::new("bedroom", "bookshelf", ctx),
+						z: 0
+					});
+				}
+
+				if let Some(pos) = random_empty_spot(&mut empty_spots) {
+					furnitures.push(Tile {
+						pos: vec2(pos as f32, 0.0),
+						size: vec2(0.5, 0.9),
+						f: Furniture::new("bedroom", "mini_ac", ctx),
+						z: 0
+					});
+				}
+			},
+
 			_ => {}
 		}
 

src/activities/overworld/mod.rs

@@ -1,14 +1,28 @@
-use crate::{activities::Activity, game::ZLayer, State};
+use crate::{
+	activities::Activity,
+	game::{ZLayer, GHOST_DISCHARGE_RATE, GHOST_DISCHARGE_RATE_MOVEMENT},
+	State
+};
 use comfy::{
-	draw_circle, draw_rect_outline, draw_sprite, error, info, is_key_down,
-	main_camera_mut, EngineContext, IVec2, KeyCode, Vec2, RED, WHITE
+	draw_rect_outline, draw_sprite, error, info, is_key_down, main_camera_mut,
+	texture_id, vec2, EngineContext, IVec2, KeyCode, Vec2, RED, WHITE
 };
 use std::time::Instant;
 use worldgen::MovementCost;
 
 pub mod worldgen;
 
-pub fn draw(state: &crate::State, _engine: &comfy::EngineContext<'_>) {
+pub fn setup(_state: &State, ctx: &EngineContext<'_>) {
+	ctx.load_texture_from_bytes(
+		"human_overworld",
+		include_bytes!(concat!(
+			env!("CARGO_MANIFEST_DIR"),
+			"/assets/entities/human_overworld.png"
+		))
+	);
+}
+
+pub fn draw(state: &State, _ctx: &EngineContext<'_>) {
 	for (coords, tile) in state.overworld.iter_tiles() {
 		for (i, texture) in tile.textures().iter().rev().enumerate() {
 			let i = i as i32;
@@ -24,10 +38,19 @@ pub fn draw(state: &crate::State, _engine: &comfy::EngineContext<'_>) {
 			}
 		}
 	}
-	draw_circle(state.ghost.overworld_pos, 0.5, RED, ZLayer::Ghost.into());
+
+	let mut ghost_pos = state.ghost.overworld_pos;
+	ghost_pos.y += 0.5;
+	draw_sprite(
+		texture_id("human_overworld"),
+		ghost_pos,
+		WHITE,
+		ZLayer::Ghost.into(),
+		vec2(1.0, 1.25)
+	);
 }
 
-fn update_move_player(state: &mut State, ctx: &mut EngineContext<'_>) {
+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
@@ -174,6 +197,15 @@ pub fn update(state: &mut State, ctx: &mut EngineContext<'_>) {
 		}
 	}
 
+	// energie lost
+	{
+		let ghost = &mut state.ghost;
+		ghost.charge -= GHOST_DISCHARGE_RATE * ctx.delta;
+		if ghost.overworld_movement_pending != Vec2::ZERO {
+			ghost.charge -= GHOST_DISCHARGE_RATE_MOVEMENT * ctx.delta;
+		}
+	}
+
 	// generate more chunks if needed
 	{
 		let half_viewport = (camera.world_viewport() * 0.5 + 3.0).as_ivec2();

src/game.rs

@@ -4,7 +4,10 @@ use crate::{
 	State
 };
 use comfy::{EngineContext, Vec2};
-use std::{ops::Sub, time::Instant};
+use std::{
+	ops::{Add, Sub},
+	time::Instant
+};
 
 #[derive(Debug)]
 pub struct Ghost {
@@ -71,7 +74,8 @@ pub enum ZLayer {
 	ElectricLayer = -2,
 	MapMax = -1,
 	Human = 0,
-	Ghost = 1
+	Ghost = 1,
+	UI = 100
 }
 
 impl From<ZLayer> for i32 {
@@ -89,9 +93,18 @@ impl Sub<i32> for ZLayer {
 	}
 }
 
+impl Add<i32> for ZLayer {
+	type Output = i32;
+
+	fn add(self, other: i32) -> Self::Output {
+		i32::from(self) + other
+	}
+}
+
 pub fn setup(state: &mut State, ctx: &mut EngineContext<'_>) {
 	Assets::load(ctx);
 
+	overworld::setup(state, ctx);
 	//house::setup(state, ctx);
 
 	ctx.load_texture_from_bytes(
@@ -103,12 +116,54 @@ pub fn setup(state: &mut State, ctx: &mut EngineContext<'_>) {
 	);
 }
 
-pub fn update(state: &mut State, engine: &mut EngineContext<'_>) {
-	state.score += engine.delta * 10.0;
+/// The amount of energy a ghost consumes idle.
+pub const GHOST_DISCHARGE_RATE: f32 = 70.0;
+/// The amount of energy additionally consumed by a moving ghost.
+pub const GHOST_DISCHARGE_RATE_MOVEMENT: f32 = 70.0;
+/// The amount of energy a house consumes idle.
+pub const HOUSE_DISCHARGE_RATE: f32 = 30.0;
+/// The amount of energy a ghost can charge when inside a house.
+pub const GHOST_CHARGE_RATE: f32 = 200.0;
+
+pub fn update(state: &mut State, ctx: &mut EngineContext<'_>) {
+	// Update the score. It's based on time.
+	state.score += ctx.delta * 10.0;
+
+	// Update the currently active activity.
 	match state.activity {
-		Activity::House(_) => house::update(state, engine),
-		Activity::Overworld => overworld::update(state, engine)
+		Activity::House(_) => house::update(state, ctx),
+		Activity::Overworld => overworld::update(state, ctx)
 	}
+
+	// We update the charge of houses here - the charge will always decrease, even if the
+	// house is not the current activity.
+	for (house_pos, house) in &mut state.houses {
+		house.charge -= ctx.delta * HOUSE_DISCHARGE_RATE;
+
+		match state.activity {
+			Activity::House(pos) if *house_pos == pos => {
+				// The ghost is currently inside the house. Increase its discarge rate.
+				house.charge -= ctx.delta * GHOST_DISCHARGE_RATE;
+				if house.charge < 0.0 {
+					state.ghost.charge += house.charge;
+					house.charge = 0.0;
+				}
+
+				// And possibly also charge the ghost when inside a house.
+				if state.ghost.charge < state.ghost.max_charge {
+					let charge_transfer = (ctx.delta * GHOST_CHARGE_RATE)
+						.min(state.ghost.max_charge - state.ghost.charge)
+						.min(house.charge);
+					state.ghost.charge += charge_transfer;
+					house.charge -= charge_transfer;
+				}
+			},
+			_ => {}
+		}
+	}
+
+	// Make sure the ghost's charge never drops below 0.
+	state.ghost.charge = state.ghost.charge.max(0.0);
 }
 
 pub fn draw(state: &State, engine: &EngineContext<'_>) {

src/ui.rs

@@ -1,37 +1,61 @@
-use crate::State;
+use crate::{game::ZLayer, State};
 use comfy::{
 	draw_rect, draw_rect_outline, egui, screen_height, screen_to_world, screen_width,
-	EngineContext, Vec2, BLUE, RED, WHITE
+	vec2, Color, EngineContext, Vec2, BLACK, BLUE, PURPLE, RED, WHITE
 };
 use egui::widget_text::RichText;
 
-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()));
+const BATTERY_SECTION_COUNT: u8 = 5;
+const BATTERY_SECTION_WIDTH: f32 = 1.0;
+const BATTERY_SECTION_HEIGHT: f32 = 0.5;
+
+fn draw_battery(mut start_position: Vec2, charge: f32, max_charge: f32, color: Color) {
 	// section size in world codinates
-	let section_size = Vec2::new(0.5, 0.25);
-	start_positon.x -= 0.5 * section_size.x + 0.5 * section_size.y;
-	start_positon.y += 0.5 * section_size.y + 0.5 * section_size.y;
+	let section_size = vec2(BATTERY_SECTION_WIDTH, BATTERY_SECTION_HEIGHT);
+	start_position.x -= 0.5 * section_size.x + 0.5 * section_size.y;
+	start_position.y += 0.5 * section_size.y + 0.5 * section_size.y;
 	// draw fill level
 	{
-		let ghost = &state.ghost;
-		let percent = ghost.charge / ghost.max_charge;
+		let percent = charge / max_charge;
 		let mut size = section_size;
-		size.y = section_size.y * section_count as f32 * percent;
-		let mut position = start_positon;
+		size.y = section_size.y * BATTERY_SECTION_COUNT as f32;
+		let mut position = start_position;
 		position.y += 0.5 * -section_size.y + 0.5 * size.y;
-		draw_rect(position, size, BLUE, 100);
+		draw_rect(position, size, BLACK, ZLayer::UI.into());
+		size.y *= percent;
+		let mut position = start_position;
+		position.y += 0.5 * -section_size.y + 0.5 * size.y;
+		draw_rect(position, size, BLUE, ZLayer::UI + 1);
 	}
 	// draw sections
-	for i in 0 .. section_count {
-		let mut position = start_positon;
+	for i in 0 .. BATTERY_SECTION_COUNT {
+		let mut position = start_position;
 		position.y += i as f32 * section_size.y;
-		draw_rect_outline(position, section_size, 0.1, RED, 100);
+		draw_rect_outline(position, section_size, 0.1, color, ZLayer::UI + 2);
 	}
 }
 
-pub fn draw_highscore(state: &State, _engine: &EngineContext<'_>) {
+pub fn draw_ghost_battery(state: &State) {
+	let start_position = screen_to_world(Vec2::new(screen_width(), screen_height()));
+	draw_battery(
+		start_position,
+		state.ghost.charge,
+		state.ghost.max_charge,
+		RED
+	);
+}
+
+pub fn draw_house_battery(state: &State) {
+	let Some(house) = state.house() else {
+		return;
+	};
+	let mut start_position = screen_to_world(Vec2::new(screen_width(), screen_height()));
+	start_position.x -= 2.0 * BATTERY_SECTION_WIDTH;
+	draw_battery(start_position, house.charge, house.max_charge, PURPLE)
+}
+
+pub fn draw_highscore(state: &State) {
 	egui::Area::new("score")
 		.anchor(egui::Align2::RIGHT_TOP, egui::vec2(0.0, 0.0))
 		.show(egui(), |ui| {
@@ -45,7 +69,8 @@ pub fn draw_highscore(state: &State, _engine: &EngineContext<'_>) {
 		});
 }
 
-pub fn draw(state: &State, engine: &EngineContext<'_>) {
-	draw_batterie(state, engine);
-	draw_highscore(state, engine);
+pub fn draw(state: &State, _ctx: &EngineContext<'_>) {
+	draw_ghost_battery(state);
+	draw_house_battery(state);
+	draw_highscore(state);
 }