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slight volume variation on SFX to reduce uniformity

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Llywelwyn 2023-10-14 21:05:54 +01:00
parent be7ff6b895
commit 6ba7778df0
1 changed files with 5 additions and 1 deletions
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6
src/effects/sound.rs
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@ -37,15 +37,19 @@ pub fn play_sound(app: &mut App, ecs: &mut World, effect: &EffectSpawner, target
AudioType::SFX => {
let map = ecs.fetch::<Map>();
let ppos = ecs.fetch::<Point>();
// Get a slight variation on sound volume, just so things don't sound too uniform.
let mut rng = ecs.write_resource::<RandomNumberGenerator>();
let vol_random = rng.range(0.9, 1.1);
// Calc distance from player to target.
let dist = DistanceAlg::PythagorasSquared.distance2d(
*ppos,
Point::new((target as i32) % map.width, (target as i32) / map.width)
);
// Play sound at volume proportional to distance.
(*volume * SFX_VOL_MUL * (1.0 - (dist as f32) / 14.0), false)
(*volume * SFX_VOL_MUL * vol_random * (1.0 - (dist as f32) / 14.0), false)
}
};
// Play the sound.
let sound: Sound = app.audio.play_sound(&source.0, vol, repeat);
if repeat {