Editor: first steps

Cargo.lock

@@ -588,6 +588,25 @@ dependencies = [
  "glam",
 ]
 
+[[package]]
+name = "bevy_mod_picking"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19f97d740fcd9d089a768399e902e741f45f8d671e756c939d2f1ce8ad14d63a"
+dependencies = [
+ "bevy",
+ "bevy_mod_raycast",
+]
+
+[[package]]
+name = "bevy_mod_raycast"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7aead49a20f5e694f4fb59c7312f9a1813b65a2a0ac2c385d53d40f25cae896f"
+dependencies = [
+ "bevy",
+]
+
 [[package]]
 name = "bevy_pbr"
 version = "0.8.1"
@@ -911,6 +930,7 @@ dependencies = [
  "bevy",
  "bevy-inspector-egui",
  "bevy_common_assets",
+ "bevy_mod_picking",
  "bevy_rapier2d",
  "cpal 0.14.0",
  "crossbeam-channel",
@@ -1562,9 +1582,9 @@ dependencies = [
 
 [[package]]
 name = "erased-serde"
-version = "0.3.22"
+version = "0.3.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "003000e712ad0f95857bd4d2ef8d1890069e06554101697d12050668b2f6f020"
+checksum = "54558e0ba96fbe24280072642eceb9d7d442e32c7ec0ea9e7ecd7b4ea2cf4e11"
 dependencies = [
  "serde",
 ]

Cargo.toml

@@ -8,7 +8,6 @@ edition = "2021"
 [dependencies]
 bevy = "0.8.1"
 bevy_common_assets = { version = "0.3.0", features = ["json"] }
-bevy-inspector-egui = "0.12.1"
 bevy_rapier2d = "0.16.2"
 crossbeam-channel = "0.5.6"
 rand = "0.8.5"
@@ -17,6 +16,8 @@ rapier2d = "0.14.0"
 serde = { version = "1.0.144", features = ["derive"] }
 
 [target."cfg(not(target_arch = \"wasm32\"))".dependencies]
+bevy-inspector-egui = "0.12.1"
+bevy_mod_picking = "0.8.2"
 cpal = "0.14.0"
 hexodsp = { git = "https://github.com/WeirdConstructor/HexoDSP", default-features = false }
 ticktock = "0.8.0"

README.md

@@ -45,6 +45,12 @@ This game uses [HexoDSP](https://github.com/WeirdConstructor/HexoDSP) for audio
 
 The synthetizer matrix can be edited using [HexoSynth](https://github.com/WeirdConstructor/HexoSynth) visual editor.
 
+## Develop
+
+Skip to level `N: u32` with the command `bevyjam <N>`.
+
+Edit the level `N: u32` with the command `bevyjam <N> e`.
+
 ## License
 
 GNU AGPL v3, CopyLeft 2022 Pascal Engélibert, Nixon Cheng

build-wasm.sh

@@ -1,2 +1,3 @@
-cargo build --release --target wasm32-unknown-unknown
-wasm-bindgen --out-name bevyjam --out-dir target --target web target/wasm32-unknown-unknown/release/bevyjam.wasm
+cargo build --release --target wasm32-unknown-unknown || exit 1
+echo "==> wasm-bindgen..."
+wasm-bindgen --out-name bevyjam --out-dir target --target web target/wasm32-unknown-unknown/release/bevyjam.wasm || exit 1

src/editor.rs

@@ -0,0 +1,174 @@
+use crate::{levels::stored::*, AppState};
+
+use bevy::{
+	input::{keyboard::KeyCode, Input},
+	prelude::{
+		shape::{Circle, Quad},
+		*,
+	},
+};
+use bevy_mod_picking::*;
+
+pub struct EditorPlugin;
+
+impl Plugin for EditorPlugin {
+	fn build(&self, app: &mut App) {
+		app.add_plugins(DefaultPickingPlugins)
+			.add_system_set(SystemSet::on_enter(AppState::Editor).with_system(setup))
+			.add_system_set(
+				SystemSet::on_update(AppState::Editor).with_system(keyboard_input_system),
+			);
+	}
+}
+
+#[derive(Component)]
+struct Platform;
+
+#[derive(Component)]
+struct Draggable;
+
+#[derive(Component)]
+struct End;
+
+#[derive(Bundle)]
+struct PlatformBundle {
+	#[bundle]
+	mesh: ColorMesh2dBundle,
+	platform: Platform,
+}
+
+#[derive(Bundle)]
+struct PlatformEndBundle {
+	#[bundle]
+	mesh: ColorMesh2dBundle,
+	#[bundle]
+	pickable: PickableBundle,
+	draggable: Draggable,
+	end: End,
+}
+
+fn spawn_platform(
+	commands: &mut Commands,
+	meshes: &mut ResMut<Assets<Mesh>>,
+	materials: &mut ResMut<Assets<ColorMaterial>>,
+
+	transform: Transform,
+	size: Vec2,
+) {
+	commands
+		.spawn_bundle(PlatformBundle {
+			mesh: ColorMesh2dBundle {
+				mesh: meshes.add(Mesh::from(Quad { size, flip: false })).into(),
+				material: materials.add(ColorMaterial::from(Color::GRAY)),
+				transform,
+				..default()
+			},
+			platform: Platform,
+		})
+		.with_children(|c| {
+			c.spawn_bundle(PlatformEndBundle {
+				mesh: ColorMesh2dBundle {
+					mesh: meshes
+						.add(Mesh::from(Circle {
+							radius: 8.,
+							vertices: 12,
+						}))
+						.into(),
+					material: materials.add(ColorMaterial::from(Color::rgba(1., 1., 0., 0.7))),
+					transform: Transform::from_xyz(-size.x / 2., -size.y / 2., 0.5),
+					..default()
+				},
+				pickable: PickableBundle::default(),
+				draggable: Draggable,
+				end: End,
+			});
+			c.spawn_bundle(PlatformEndBundle {
+				mesh: ColorMesh2dBundle {
+					mesh: meshes
+						.add(Mesh::from(Circle {
+							radius: 8.,
+							vertices: 12,
+						}))
+						.into(),
+					material: materials.add(ColorMaterial::from(Color::rgba(1., 1., 0., 0.7))),
+					transform: Transform::from_xyz(size.x / 2., size.y / 2., 0.5),
+					..default()
+				},
+				pickable: PickableBundle::default(),
+				draggable: Draggable,
+				end: End,
+			});
+		});
+}
+
+pub fn spawn_stored_level(
+	commands: &mut Commands,
+	meshes: &mut ResMut<Assets<Mesh>>,
+	materials: &mut ResMut<Assets<ColorMaterial>>,
+	asset_server: &Res<AssetServer>,
+
+	stored_level: &StoredLevel,
+) {
+	let _font = asset_server.get_handle::<Font, _>("UacariLegacy-Thin.ttf");
+
+	for platform in stored_level.platforms.iter() {
+		spawn_platform(
+			commands,
+			meshes,
+			materials,
+			Transform::from_xyz(platform.pos.x, platform.pos.y, 0.),
+			platform.size,
+		);
+	}
+}
+
+fn setup(
+	mut commands: Commands,
+	mut meshes: ResMut<Assets<Mesh>>,
+	mut materials: ResMut<Assets<ColorMaterial>>,
+	camera_query: Query<Entity, With<Camera>>,
+	level_id: Res<crate::game::FirstLevel>,
+	stored_levels_assets: Res<Assets<StoredLevels>>,
+	stored_levels_handle: Res<Handle<StoredLevels>>,
+	asset_server: Res<AssetServer>,
+) {
+	commands
+		.entity(camera_query.single())
+		.insert_bundle(PickingCameraBundle::default());
+
+	if let Some(stored_level) = stored_levels_assets
+		.get(&stored_levels_handle)
+		.unwrap()
+		.levels
+		.get(level_id.0 .0 as usize)
+	{
+		spawn_stored_level(
+			&mut commands,
+			&mut meshes,
+			&mut materials,
+			&asset_server,
+			stored_level,
+		);
+	}
+}
+
+fn keyboard_input_system(
+	keyboard_input: Res<Input<KeyCode>>,
+	mut drag_query: Query<(&mut Transform, &Selection), With<Draggable>>,
+) {
+	let drag = 8.
+		* Vec3 {
+			x: (keyboard_input.pressed(KeyCode::Right) as i8
+				- keyboard_input.pressed(KeyCode::Left) as i8) as _,
+			y: (keyboard_input.pressed(KeyCode::Up) as i8
+				- keyboard_input.pressed(KeyCode::Down) as i8) as _,
+			z: 0.,
+		};
+	if drag != Vec3::ZERO {
+		for (mut transform, selection) in drag_query.iter_mut() {
+			if selection.selected() {
+				transform.translation += drag;
+			}
+		}
+	}
+}

src/levels.rs

@@ -1,5 +1,7 @@
 #![allow(clippy::too_many_arguments)]
 
+pub use stored::*;
+
 use crate::game::*;
 
 use bevy::{prelude::*, reflect::TypeUuid};
@@ -55,60 +57,6 @@ pub fn post_setup_level(
 	}
 }
 
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "1fbba930-644b-0d62-2514-4b302b945327"]
-pub struct StoredLevels {
-	levels: Vec<StoredLevel>,
-}
-
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "a1464a30-1f57-a654-d56c-ded41032af0b"]
-pub struct StoredLevel {
-	pub comment: String,
-	pub characters: Vec<StoredCharacter>,
-	pub platforms: Vec<StoredPlatform>,
-	pub absorbing_filters: Vec<StoredAbsorbingFilter>,
-	pub rotating_filters: Vec<StoredRotatingFilter>,
-	pub texts: Vec<StoredText>,
-}
-
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "1c798f8c-ef15-c528-693e-76becdef6b10"]
-pub struct StoredCharacter {
-	pub pos: Vec2,
-	pub color: Vec4,
-}
-
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "31696095-59de-93be-b5e9-333c2afbc900"]
-pub struct StoredPlatform {
-	pub pos: Vec2,
-	pub size: Vec2,
-}
-
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "bcad7fff-0605-c4e3-3cd4-42d5bbaad926"]
-pub struct StoredAbsorbingFilter {
-	pub pos: Vec2,
-	pub size: Vec2,
-	pub color: Vec4,
-}
-
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "fa2843f2-6e34-601b-6c46-4827b0370b3f"]
-pub struct StoredRotatingFilter {
-	pub pos: Vec2,
-	pub angle: f32,
-}
-
-#[derive(Deserialize, Serialize, TypeUuid)]
-#[uuid = "72f6321a-f01f-6eea-9b17-3159837a2fd3"]
-pub struct StoredText {
-	pub pos: Vec2,
-	pub font_size: f32,
-	pub text: String,
-}
-
 pub fn spawn_stored_level(
 	commands: &mut Commands,
 	character_meshes: &Res<CharacterMeshes>,
@@ -179,3 +127,61 @@ pub fn spawn_stored_level(
 			.insert(Level);
 	}
 }
+
+pub mod stored {
+	use super::*;
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "1fbba930-644b-0d62-2514-4b302b945327"]
+	pub struct StoredLevels {
+		pub levels: Vec<StoredLevel>,
+	}
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "a1464a30-1f57-a654-d56c-ded41032af0b"]
+	pub struct StoredLevel {
+		pub comment: String,
+		pub characters: Vec<StoredCharacter>,
+		pub platforms: Vec<StoredPlatform>,
+		pub absorbing_filters: Vec<StoredAbsorbingFilter>,
+		pub rotating_filters: Vec<StoredRotatingFilter>,
+		pub texts: Vec<StoredText>,
+	}
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "1c798f8c-ef15-c528-693e-76becdef6b10"]
+	pub struct StoredCharacter {
+		pub pos: Vec2,
+		pub color: Vec4,
+	}
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "31696095-59de-93be-b5e9-333c2afbc900"]
+	pub struct StoredPlatform {
+		pub pos: Vec2,
+		pub size: Vec2,
+	}
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "bcad7fff-0605-c4e3-3cd4-42d5bbaad926"]
+	pub struct StoredAbsorbingFilter {
+		pub pos: Vec2,
+		pub size: Vec2,
+		pub color: Vec4,
+	}
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "fa2843f2-6e34-601b-6c46-4827b0370b3f"]
+	pub struct StoredRotatingFilter {
+		pub pos: Vec2,
+		pub angle: f32,
+	}
+
+	#[derive(Deserialize, Serialize, TypeUuid)]
+	#[uuid = "72f6321a-f01f-6eea-9b17-3159837a2fd3"]
+	pub struct StoredText {
+		pub pos: Vec2,
+		pub font_size: f32,
+		pub text: String,
+	}
+}

src/main.rs

@@ -1,5 +1,9 @@
+#![allow(clippy::too_many_arguments)]
+
 #[cfg(not(target_arch = "wasm32"))]
 mod audio;
+#[cfg(not(target_arch = "wasm32"))]
+mod editor;
 mod filters;
 mod game;
 mod levels;
@@ -7,6 +11,7 @@ mod menu;
 mod particle_effect;
 
 use bevy::{
+	asset::{Asset, HandleId, LoadState},
 	prelude::*,
 	window::{WindowId, WindowMode},
 };
@@ -15,9 +20,22 @@ use bevy_rapier2d::prelude::*;
 
 #[derive(Clone, Copy, Debug, Eq, Hash, PartialEq)]
 enum AppState {
+	Loading,
 	Menu,
 	Game,
 	Win,
+	Editor,
+}
+
+struct UseEditor(bool);
+
+struct LoadingAssets(Vec<HandleId>);
+
+impl LoadingAssets {
+	fn add<T: Asset>(&mut self, handle: Handle<T>) -> Handle<T> {
+		self.0.push(handle.id);
+		handle
+	}
 }
 
 fn main() {
@@ -28,32 +46,45 @@ fn main() {
 	std::thread::spawn(move || audio::setup(audio_event_receiver));
 
 	#[cfg(not(target_arch = "wasm32"))]
-	let first_level = game::LevelId(
-		std::env::args()
-			.nth(1)
-			.map_or(0, |s| s.parse().unwrap_or(0)),
-	);
+	let (first_level, use_editor) = {
+		let mut args = std::env::args().skip(1);
+		(
+			game::LevelId(args.next().map_or(0, |s| s.parse().unwrap_or(0))),
+			args.next().map_or(false, |s| s == "e"),
+		)
+	};
 	#[cfg(target_arch = "wasm32")]
-	let first_level = game::LevelId(0);
+	let (first_level, use_editor) = (game::LevelId(0), false);
 
-	App::new()
-		.insert_resource(Msaa { samples: 4 })
+	let mut app = App::new();
+	app.insert_resource(Msaa { samples: 4 })
 		.insert_resource(audio_event_sender)
-		.add_state(AppState::Menu)
+		.insert_resource(UseEditor(use_editor))
+		.add_state(AppState::Loading)
 		.insert_resource(game::FirstLevel(first_level))
 		.insert_resource(ClearColor(Color::BLACK))
 		.add_plugins(DefaultPlugins)
+		//.add_plugin(RapierDebugRenderPlugin::default())
+		//.add_plugin(bevy_inspector_egui::WorldInspectorPlugin::new())
 		.add_plugin(JsonAssetPlugin::<levels::StoredLevels>::new(&[
 			"levels.json",
-		]))
-		.add_plugin(RapierPhysicsPlugin::<NoUserData>::pixels_per_meter(64.0))
-		//.add_plugin(RapierDebugRenderPlugin::default())
-		.add_plugin(menu::MenuPlugin)
-		.add_plugin(game::GamePlugin)
-		.add_plugin(particle_effect::ParticleEffectPlugin)
-		//.add_plugin(bevy_inspector_egui::WorldInspectorPlugin::new())
-		.add_system(keyboard_util_system)
+		]));
+
+	if !use_editor {
+		app.add_plugin(RapierPhysicsPlugin::<NoUserData>::pixels_per_meter(64.0))
+			.add_plugin(menu::MenuPlugin)
+			.add_plugin(game::GamePlugin)
+			.add_plugin(particle_effect::ParticleEffectPlugin);
+	}
+
+	#[cfg(not(target_arch = "wasm32"))]
+	if use_editor {
+		app.add_plugin(editor::EditorPlugin);
+	}
+
+	app.add_system(keyboard_util_system)
 		.add_startup_system(setup)
+		.add_system_set(SystemSet::on_update(AppState::Loading).with_system(loading_system))
 		.run();
 }
 
@@ -63,9 +94,13 @@ fn setup(mut commands: Commands, mut windows: ResMut<Windows>, asset_server: Res
 		.unwrap()
 		.set_title(String::from("Bevyjam"));
 
-	commands.insert_resource(asset_server.load::<levels::StoredLevels, _>("game.levels.json"));
-	commands.insert_resource(asset_server.load::<Font, _>("UacariLegacy-Thin.ttf"));
-	commands.insert_resource(asset_server.load::<Image, _>("bevy.png"));
+	let mut assets = LoadingAssets(Vec::new());
+	commands.insert_resource(
+		assets.add(asset_server.load::<levels::StoredLevels, _>("game.levels.json")),
+	);
+	commands.insert_resource(assets.add(asset_server.load::<Font, _>("UacariLegacy-Thin.ttf")));
+	commands.insert_resource(assets.add(asset_server.load::<Image, _>("bevy.png")));
+	commands.insert_resource(assets);
 
 	commands.spawn_bundle(Camera2dBundle::default());
 	commands.insert_resource(AmbientLight {
@@ -74,6 +109,23 @@ fn setup(mut commands: Commands, mut windows: ResMut<Windows>, asset_server: Res
 	});
 }
 
+fn loading_system(
+	asset_server: Res<AssetServer>,
+	use_editor: Res<UseEditor>,
+	assets: Res<LoadingAssets>,
+	mut app_state: ResMut<State<AppState>>,
+) {
+	if asset_server.get_group_load_state(assets.0.iter().copied()) == LoadState::Loaded {
+		app_state
+			.replace(if use_editor.0 {
+				AppState::Editor
+			} else {
+				AppState::Menu
+			})
+			.ok();
+	}
+}
+
 fn keyboard_util_system(keyboard_input: Res<Input<KeyCode>>, mut windows: ResMut<Windows>) {
 	#[cfg(not(target_arch = "wasm32"))]
 	{

src/particle_effect.rs

@@ -44,7 +44,6 @@ impl FromWorld for ParticleMesh {
 	}
 }
 
-#[derive(bevy_inspector_egui::Inspectable)]
 pub struct ParticleEffectResource {
 	pub translation: Vec3,
 	pub prev_translation: Vec3,