add reaction wheel sound

README.md

@@ -125,6 +125,7 @@ cargo run --release
 - https://pixabay.com/sound-effects/ducati-696-monster-33217
 - https://pixabay.com/sound-effects/high-energy-humming-195612
 - https://pixabay.com/sound-effects/box-crash-106687
+- https://pixabay.com/sound-effects/electric-fan-motor-blades-removed-13169
 - Music: [Dead Space Style Ambient Music](https://pixabay.com/music/ambient-dead-space-style-ambient-music-184793) by [Sharvarian](https://www.fiverr.com/sharvarian)
 - Star chart based on the [HYG Stellar database](https://github.com/astronexus/HYG-Database)
 - Custom font Yupiter is based on:

src/audio.rs

@@ -1,5 +1,5 @@
 use bevy::prelude::*;
-use bevy::audio::PlaybackMode;
+use bevy::audio::{PlaybackMode, Volume};
 use crate::settings;
 
 const ASSET_CLICK: &str = "sounds/click-button-140881-crop.ogg";
@@ -14,6 +14,7 @@ const ASSET_ION: &str = "sounds/ion.ogg";
 //const ASSET_WAKEUP: &str = "sounds/wakeup.ogg";
 const ASSET_BIKESTART: &str = "sounds/bikestart.ogg";
 const ASSET_CRASH: &str = "sounds/crash.ogg";
+const ASSET_ELECTRICMOTOR: &str = "sounds/electricmotor.ogg";
 
 pub struct AudioPlugin;
 impl Plugin for AudioPlugin {
@@ -44,6 +45,7 @@ pub enum Sfx {
 #[derive(Component)] pub struct ComponentThrusterSound;
 #[derive(Component)] pub struct ComponentRocketSound;
 #[derive(Component)] pub struct ComponentIonSound;
+#[derive(Component)] pub struct ComponentElectricMotorSound;
 #[derive(Component)] struct SoundBGM(Handle<AudioSource>);
 #[derive(Resource)] pub struct SoundClick(Handle<AudioSource>);
 #[derive(Resource)] pub struct SoundSwitch(Handle<AudioSource>);
@@ -110,6 +112,18 @@ pub fn setup(
             },
         },
     ));
+    commands.spawn((
+        ComponentElectricMotorSound,
+        AudioBundle {
+            source: asset_server.load(ASSET_ELECTRICMOTOR),
+            settings: PlaybackSettings {
+                mode: PlaybackMode::Loop,
+                volume: Volume::new(0.5),
+                paused: true,
+                ..default()
+            },
+        },
+    ));
     commands.insert_resource(SoundClick(asset_server.load(ASSET_CLICK)));
     commands.insert_resource(SoundSwitch(asset_server.load(ASSET_SWITCH)));
     commands.insert_resource(SoundIncomingMessage(asset_server.load(ASSET_INCOMING_MESSAGE)));

src/camera.rs

@@ -129,6 +129,7 @@ fn apply_input_to_player(
     thruster_sound_controller: Query<&AudioSink, With<audio::ComponentThrusterSound>>,
     rocket_sound_controller: Query<&AudioSink, With<audio::ComponentRocketSound>>,
     ion_sound_controller: Query<&AudioSink, With<audio::ComponentIonSound>>,
+    electricmotor_sound_controller: Query<&AudioSink, With<audio::ComponentElectricMotorSound>>,
     mut q_playercam: Query<(
             &mut Transform,
             &mut actor::Engine,
@@ -227,6 +228,7 @@ fn apply_input_to_player(
         }
 
         // Handle mouse input and mouse-like key bindings
+        let mut play_reactionwheel_sound = false;
         let mut mouse_delta = Vec2::ZERO;
         let mut pitch_yaw_rot = Vec3::ZERO;
         let mouseless_sensitivity = 8.0;
@@ -260,12 +262,32 @@ fn apply_input_to_player(
             }
         }
         if pitch_yaw_rot.length_squared() > 0.0001 {
+            play_reactionwheel_sound = true;
             pitch_yaw_rot *= RADIANS_PER_DOT * settings.mouse_sensitivity;
             player_transform.rotation *= Quat::from_euler(EulerRot::ZYX,
                 pitch_yaw_rot[2], pitch_yaw_rot[1], pitch_yaw_rot[0]).normalize();
         }
 
         // Play sound effects
+        if let Ok(sink) = electricmotor_sound_controller.get_single() {
+            let volume = sink.volume();
+            let max = (pitch_yaw_rot.length() * 10.0).clamp(0.2, 1.0);
+            let max_speed = 1.0;
+            let rise = 0.07;
+            let fall = 0.15;
+            if play_reactionwheel_sound {
+                sink.set_volume((volume + rise).clamp(0.0, max));
+                sink.set_speed((volume + rise).clamp(0.2, max * max_speed));
+                sink.play()
+            } else {
+                if volume <= 0.01 {
+                    sink.pause()
+                } else {
+                    sink.set_volume((volume - fall).clamp(0.0, max));
+                    sink.set_speed((volume - fall).clamp(0.2, max * max_speed));
+                }
+            }
+        }
         if let Ok(sink) = thruster_sound_controller.get_single() {
             if play_thruster_sound && engine.engine_type == actor::EngineType::Monopropellant {
                 sink.play()