add internal buffer size argument to Effect::init

crates/kira/src/effect.rs

@@ -37,7 +37,7 @@ pub trait EffectBuilder {
 #[allow(unused_variables)]
 pub trait Effect: Send {
 	/// Called when the effect is first sent to the renderer.
-	fn init(&mut self, sample_rate: u32) {}
+	fn init(&mut self, sample_rate: u32, internal_buffer_size: usize) {}
 
 	/// Called when the sample rate of the renderer is changed.
 	fn on_change_sample_rate(&mut self, sample_rate: u32) {}

crates/kira/src/effect/reverb.rs

@@ -126,7 +126,7 @@ impl Reverb {
 }
 
 impl Effect for Reverb {
-	fn init(&mut self, sample_rate: u32) {
+	fn init(&mut self, sample_rate: u32, _internal_buffer_size: usize) {
 		self.init_filters(sample_rate);
 	}
 

crates/kira/src/track/main.rs

@@ -20,12 +20,13 @@ pub(crate) struct MainTrack {
 	sounds: ResourceStorage<Box<dyn Sound>>,
 	effects: Vec<Box<dyn Effect>>,
 	temp_buffer: Vec<Frame>,
+	internal_buffer_size: usize,
 }
 
 impl MainTrack {
 	pub fn init_effects(&mut self, sample_rate: u32) {
 		for effect in &mut self.effects {
-			effect.init(sample_rate);
+			effect.init(sample_rate, self.internal_buffer_size);
 		}
 	}
 

crates/kira/src/track/main/builder.rs

@@ -154,6 +154,7 @@ impl MainTrackBuilder {
 			sounds,
 			effects: self.effects,
 			temp_buffer: vec![Frame::ZERO; internal_buffer_size],
+			internal_buffer_size,
 		};
 		let handle = MainTrackHandle {
 			set_volume_command_writer,

crates/kira/src/track/send.rs

@@ -33,12 +33,13 @@ pub(crate) struct SendTrack {
 	set_volume_command_reader: CommandReader<ValueChangeCommand<Decibels>>,
 	effects: Vec<Box<dyn Effect>>,
 	input: Vec<Frame>,
+	internal_buffer_size: usize,
 }
 
 impl SendTrack {
 	pub fn init_effects(&mut self, sample_rate: u32) {
 		for effect in &mut self.effects {
-			effect.init(sample_rate);
+			effect.init(sample_rate, self.internal_buffer_size);
 		}
 	}
 

crates/kira/src/track/send/builder.rs

@@ -185,6 +185,7 @@ impl SendTrackBuilder {
 			set_volume_command_reader,
 			effects: self.effects,
 			input: vec![Frame::ZERO; internal_buffer_size],
+			internal_buffer_size,
 		};
 		let handle = SendTrackHandle {
 			id,

crates/kira/src/track/sub.rs

@@ -54,6 +54,7 @@ pub(crate) struct Track {
 	spatial_data: Option<SpatialData>,
 	playback_state_manager: PlaybackStateManager,
 	temp_buffer: Vec<Frame>,
+	internal_buffer_size: usize,
 }
 
 impl Track {
@@ -75,7 +76,7 @@ impl Track {
 
 	pub fn init_effects(&mut self, sample_rate: u32) {
 		for effect in &mut self.effects {
-			effect.init(sample_rate);
+			effect.init(sample_rate, self.internal_buffer_size);
 		}
 		for (_, sub_track) in &mut self.sub_tracks {
 			sub_track.init_effects(sample_rate);

crates/kira/src/track/sub/builder.rs

@@ -261,6 +261,7 @@ impl TrackBuilder {
 			spatial_data: None,
 			playback_state_manager: PlaybackStateManager::new(None),
 			temp_buffer: vec![Frame::ZERO; internal_buffer_size],
+			internal_buffer_size,
 		};
 		let handle = TrackHandle {
 			renderer_shared,

crates/kira/src/track/sub/spatial_builder.rs

@@ -314,6 +314,7 @@ impl SpatialTrackBuilder {
 			}),
 			playback_state_manager: PlaybackStateManager::new(None),
 			temp_buffer: vec![Frame::ZERO; internal_buffer_size],
+			internal_buffer_size,
 		};
 		let handle = SpatialTrackHandle {
 			renderer_shared,

crates/kira/tests/change_sample_rate.rs

@@ -21,7 +21,7 @@ struct TestEffect {
 }
 
 impl Effect for TestEffect {
-	fn init(&mut self, sample_rate: u32) {
+	fn init(&mut self, sample_rate: u32, _internal_buffer_size: usize) {
 		self.sample_rate.store(sample_rate, Ordering::SeqCst);
 	}