An experimental, status effects-as-entities system for Bevy.
Added UI to decaying speed example.
+32
-9
-4
Cargo.lock
-4
Cargo.lock
···
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[[package]]
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name = "immediate_stats"
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "482b7c9edba946e8c05d113f65486d49b9ed6c811b1fcfef6ae74ffceb74a198"
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dependencies = [
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"bevy_app",
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"bevy_auto_plugin",
···
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[[package]]
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name = "immediate_stats_macros"
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "83e6b22ee0ec8640bdb21c4da3b820530b1b185603eb0259dedb0be1681713b2"
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dependencies = [
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"darling 0.23.0",
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"proc-macro-error",
+3
-1
Cargo.toml
+3
-1
Cargo.toml
···
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[dev-dependencies]
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bevy = "0.17"
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-
immediate_stats = { version = "0.3", features = ["bevy_auto_plugin"] }
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immediate_stats = { path = "../immediate_stats/immediate_stats", features = [
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"bevy_auto_plugin",
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] }
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bevy_auto_plugin = { version = "0.8" }
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[lints.rust]
+27
-3
examples/immediate_stats/decaying_speed.rs
+27
-3
examples/immediate_stats/decaying_speed.rs
···
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.add_plugins(ResetComponentPlugin::<MovementSpeed>::new())
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.add_systems(Startup, init_scene)
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.add_systems(Update, (on_space_pressed, apply_speed_boost))
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.add_systems(PostUpdate, update_ui)
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.run();
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}
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···
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/// Spawn a target on startup.
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fn init_scene(mut commands: Commands) {
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commands.spawn((Name::new("Target"), MovementSpeed(Stat::new(100))));
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commands.spawn(Text::default());
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commands.spawn(Camera2d);
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}
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/// When space is pressed, apply decaying speed to the target.
···
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return;
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}
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-
info!("Applying Effect");
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commands.entity(*target).with_effect(EffectBundle {
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mode: EffectMode::Insert, // Block having multiple of effect stacked on a single target.
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lifetime: Some(Lifetime::from_seconds(2.0)), // The duration of the effect.
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bundle: DecayingSpeed {
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// Start with double move speed.
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start_speed_boost: Modifier::from_multiplier(2.0),
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start_speed_boost: Modifier {
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bonus: 20,
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multiplier: 2.0,
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},
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},
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..default()
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});
···
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effect.start_speed_boost,
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lifetime.timer.fraction_remaining(),
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);
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}
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}
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info!("The target now has {} movement speed.", speed.0.total());
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fn update_ui(
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mut ui: Single<&mut Text>,
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target: Single<&MovementSpeed>,
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effects: Query<(Entity, &Lifetime, &DecayingSpeed)>,
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) {
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ui.0 = "Press Space to apply decaying movement speed\n\n".to_string();
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ui.0 += &format!("Speed: {:.1} ({:.1})\n\n", target.0.total(), target.0);
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for (entity, lifetime, speed) in &effects {
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ui.0 += &format!(
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"{} - {:.1}s ({:.1})\n",
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entity,
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lifetime.timer.remaining_secs(),
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speed
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.start_speed_boost
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.scaled(lifetime.timer.fraction_remaining())
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);
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}
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}
+2
-1
examples/poison.rs
+2
-1
examples/poison.rs
···
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App::new()
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.add_plugins((DefaultPlugins, AlchemyPlugin))
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.add_systems(Startup, init_scene)
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.add_systems(Update, (on_space_pressed, deal_poison_damage, update_ui))
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.add_systems(Update, (on_space_pressed, deal_poison_damage))
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.add_systems(PostUpdate, update_ui)
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.run();
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}
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