Filter spawn functions

src/filters.rs

@@ -1,4 +1,6 @@
-use bevy::prelude::*;
+use crate::game::Level;
+
+use bevy::prelude::{shape::Quad, *};
 use bevy_rapier2d::prelude::*;
 
 #[derive(Component)]
@@ -36,6 +38,32 @@ pub struct AbsorbingFilter {
 	pub filter: PassThroughFilter,
 }
 
+pub fn spawn_absorbing_filter(
+	commands: &mut Commands,
+	meshes: &mut ResMut<Assets<Mesh>>,
+	materials: &mut ResMut<Assets<ColorMaterial>>,
+
+	transform: Transform,
+	size: Vec2,
+	color: Color,
+) {
+	let mut material_color = color;
+	material_color.set_a(0.5);
+	commands
+		.spawn_bundle(AbsorbingFilter {
+			mesh: ColorMesh2dBundle {
+				mesh: meshes.add(Mesh::from(Quad { size, flip: false })).into(),
+				material: materials.add(material_color.into()),
+				transform,
+				..Default::default()
+			},
+			collider: Collider::cuboid(size.x / 2., size.y / 2.),
+			sensor: Sensor,
+			filter: PassThroughFilter::Absorbing(color),
+		})
+		.insert(Level);
+}
+
 #[derive(Bundle)]
 pub struct RotatingFilter {
 	#[bundle]
@@ -46,3 +74,26 @@ pub struct RotatingFilter {
 	pub velocity: Velocity,
 	pub rigid_body: RigidBody,
 }
+
+pub fn spawn_rotating_filter(
+	commands: &mut Commands,
+	asset_server: &Res<AssetServer>,
+
+	transform: Transform,
+	angle: f32,
+) {
+	commands
+		.spawn_bundle(RotatingFilter {
+			sprite: SpriteBundle {
+				texture: asset_server.get_handle("bevy.png"),
+				transform,
+				..Default::default()
+			},
+			collider: Collider::ball(32.),
+			sensor: Sensor,
+			filter: PassThroughFilter::Rotating(angle),
+			velocity: Velocity::angular(1.),
+			rigid_body: RigidBody::KinematicVelocityBased,
+		})
+		.insert(Level);
+}

src/levels/level1.rs

@@ -52,37 +52,19 @@ pub fn setup(
 		],
 	);
 
-	commands
-		.spawn_bundle(AbsorbingFilter {
-			mesh: ColorMesh2dBundle {
-				mesh: meshes
-					.add(Mesh::from(Quad {
-						size: Vec2 { x: 128.0, y: 16.0 },
-						flip: false,
-					}))
-					.into(),
-				material: materials.add(Color::rgba(1., 0., 0., 0.5).into()),
-				transform: Transform::from_xyz(0., 0., 2.),
-				..Default::default()
-			},
-			collider: Collider::cuboid(64., 8.),
-			sensor: Sensor,
-			filter: PassThroughFilter::Absorbing(Color::RED),
-		})
-		.insert(Level);
+	spawn_absorbing_filter(
+		commands,
+		meshes,
+		materials,
+		Transform::from_xyz(0., 0., 2.),
+		Vec2 { x: 128.0, y: 16.0 },
+		Color::RED,
+	);
 
-	commands
-		.spawn_bundle(RotatingFilter {
-			sprite: SpriteBundle {
-				texture: asset_server.get_handle("bevy.png"),
-				transform: Transform::from_xyz(256., -224., 2.),
-				..Default::default()
-			},
-			collider: Collider::ball(32.),
-			sensor: Sensor,
-			filter: PassThroughFilter::Rotating(45.),
-			velocity: Velocity::angular(1.),
-			rigid_body: RigidBody::KinematicVelocityBased,
-		})
-		.insert(Level);
+	spawn_rotating_filter(
+		commands,
+		asset_server,
+		Transform::from_xyz(256., -224., 2.),
+		45.,
+	);
 }