bevy/examples/audio/audio_control.rs
Clar Fon efda7f3f9c
Simpler lint fixes: makes ci lints work but disables a lint for now (#15376)
Takes the first two commits from #15375 and adds suggestions from this
comment:
https://github.com/bevyengine/bevy/pull/15375#issuecomment-2366968300

See #15375 for more reasoning/motivation.

## Rebasing (rerunning)

```rust
git switch simpler-lint-fixes
git reset --hard main
cargo fmt --all -- --unstable-features --config normalize_comments=true,imports_granularity=Crate
cargo fmt --all
git add --update
git commit --message "rustfmt"
cargo clippy --workspace --all-targets --all-features --fix
cargo fmt --all -- --unstable-features --config normalize_comments=true,imports_granularity=Crate
cargo fmt --all
git add --update
git commit --message "clippy"
git cherry-pick e6c0b94f6795222310fb812fa5c4512661fc7887
```
2024-09-24 11:42:59 +00:00

55 lines
1.5 KiB
Rust

//! This example illustrates how to load and play an audio file, and control how it's played.
use bevy::{math::ops, prelude::*};
fn main() {
App::new()
.add_plugins(DefaultPlugins)
.add_systems(Startup, setup)
.add_systems(Update, (update_speed, pause, volume))
.run();
}
fn setup(mut commands: Commands, asset_server: Res<AssetServer>) {
commands.spawn((
AudioBundle {
source: asset_server.load("sounds/Windless Slopes.ogg"),
..default()
},
MyMusic,
));
}
#[derive(Component)]
struct MyMusic;
fn update_speed(music_controller: Query<&AudioSink, With<MyMusic>>, time: Res<Time>) {
if let Ok(sink) = music_controller.get_single() {
sink.set_speed((ops::sin(time.elapsed_seconds() / 5.0) + 1.0).max(0.1));
}
}
fn pause(
keyboard_input: Res<ButtonInput<KeyCode>>,
music_controller: Query<&AudioSink, With<MyMusic>>,
) {
if keyboard_input.just_pressed(KeyCode::Space) {
if let Ok(sink) = music_controller.get_single() {
sink.toggle();
}
}
}
fn volume(
keyboard_input: Res<ButtonInput<KeyCode>>,
music_controller: Query<&AudioSink, With<MyMusic>>,
) {
if let Ok(sink) = music_controller.get_single() {
if keyboard_input.just_pressed(KeyCode::Equal) {
sink.set_volume(sink.volume() + 0.1);
} else if keyboard_input.just_pressed(KeyCode::Minus) {
sink.set_volume(sink.volume() - 0.1);
}
}
}