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ambient track storing/replacing

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Llywelwyn 2023-10-12 09:28:16 +01:00
parent e8d376fecf
commit 0c74531c5b
1 changed files with 19 additions and 6 deletions
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25
src/effects/sound.rs
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@ -9,6 +9,7 @@ use crate::Map;
lazy_static::lazy_static! {
pub static ref SOUNDS: Mutex<HashMap<String, (AudioSource, AudioType)>> = Mutex::new(HashMap::new());
pub static ref VOLUME: Mutex<f32> = Mutex::new(1.0);
pub static ref AMBIENCE: Mutex<Option<Sound>> = Mutex::new(None);
}
#[derive(PartialEq, Copy, Clone)]
@ -17,6 +18,9 @@ pub enum AudioType {
SFX,
}
const AMBIENCE_VOL_MUL: f32 = 0.8;
const SFX_VOL_MUL: f32 = 1.0;
pub fn play_sound(app: &mut App, ecs: &mut World, effect: &EffectSpawner, target: usize) {
// Extract sound from the EffectType, or panic if we somehow called this with the wrong effect.
let sound = if let EffectType::Sound { sound } = &effect.effect_type {
@ -29,7 +33,7 @@ pub fn play_sound(app: &mut App, ecs: &mut World, effect: &EffectSpawner, target
let volume = VOLUME.lock().unwrap();
let source = sounds.get(sound).unwrap();
let (vol, repeat) = match source.1 {
AudioType::Ambient => (*volume * 0.5, true),
AudioType::Ambient => (*volume * AMBIENCE_VOL_MUL, true),
AudioType::SFX => {
let map = ecs.fetch::<Map>();
let ppos = ecs.fetch::<Point>();
@ -39,19 +43,28 @@ pub fn play_sound(app: &mut App, ecs: &mut World, effect: &EffectSpawner, target
Point::new((target as i32) % map.width, (target as i32) / map.width)
);
// Play sound at volume proportional to distance.
(*volume * (1.0 - (dist as f32) / 14.0), false)
(*volume * SFX_VOL_MUL * (1.0 - (dist as f32) / 14.0), false)
}
};
// Play the sound.
app.audio.play_sound(&source.0, vol, repeat);
let sound: Sound = app.audio.play_sound(&source.0, vol, repeat);
if repeat {
replace_ambience(app, &sound);
}
}
pub fn replace_ambience(app: &mut App, sound: &Sound) {
let mut ambience = AMBIENCE.lock().unwrap();
if let Some(old) = ambience.take() {
app.audio.stop(&old);
}
*ambience = Some(sound.clone());
}
pub fn init_sounds(app: &mut App) {
let list: Vec<(&str, (&[u8], AudioType))> = vec![
//key, (bytes, type) - audiotype determines final volume, looping, etc.
("hit", (include_bytes!("../../resources/sounds/hit.wav"), AudioType::Ambient)),
("other", (include_bytes!("../../resources/sounds/hit.wav"), AudioType::SFX)),
("another", (include_bytes!("../../resources/sounds/hit.wav"), AudioType::SFX))
("hit", (include_bytes!("../../resources/sounds/hit.wav"), AudioType::SFX))
];
let mut sounds = SOUNDS.lock().unwrap();
for (k, (bytes, audiotype)) in list.iter() {