Restructured project for separate plugins

.cargo/config.toml

@@ -0,0 +1,6 @@
+[unstable]
+unstable-options = true
+bindeps = true
+
+[build]
+artifact-dir = "out"

.gitignore

@@ -1 +1,2 @@
 /target
+clap-host

.vscode/launch.json

@@ -0,0 +1,27 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug unit tests in library 'dsp'",
+            "cargo": {
+                "args": [
+                    "test",
+                    "--no-run",
+                    "--lib",
+                    "--package=ebu-dsp"
+                ],
+                "filter": {
+                    "name": "dsp",
+                    "kind": "lib"
+                }
+            },
+            "args": [],
+            "cwd": "${workspaceFolder}"
+        }
+    ]
+}

Cargo.lock

@@ -17,6 +17,20 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
+[[package]]
+name = "airfreshener"
+version = "0.1.0"
+dependencies = [
+ "baseview",
+ "crossbeam",
+ "dsp",
+ "femtovg",
+ "image",
+ "nih_plug",
+ "parking_lot",
+ "serde",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.100"
@@ -321,7 +335,7 @@ dependencies = [
 ]
 
 [[package]]
-name = "ebu-dsp"
+name = "dsp"
 version = "0.1.0"
 dependencies = [
  "femtovg",
@@ -330,17 +344,11 @@ dependencies = [
 ]
 
 [[package]]
-name = "ebu-plug-core"
+name = "ebu-plugs"
 version = "0.1.0"
 dependencies = [
- "baseview",
- "crossbeam",
- "ebu-dsp",
- "femtovg",
- "image",
- "nih_plug",
- "parking_lot",
- "serde",
+ "airfreshener",
+ "helpers",
 ]
 
 [[package]]
@@ -469,6 +477,10 @@ dependencies = [
  "web-sys",
 ]
 
+[[package]]
+name = "helpers"
+version = "0.1.0"
+
 [[package]]
 name = "hermit-abi"
 version = "0.1.19"

Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "ebu-plug-core"
+name = "ebu-plugs"
 version = "0.1.0"
 edition = "2024"
 
@@ -7,14 +7,10 @@ edition = "2024"
 crate-type = ["cdylib"]
 
 [dependencies]
-ebu-dsp = { version = "0.1.0", path = "ebu-dsp" }
-nih_plug = { git = "https://github.com/robbert-vdh/nih-plug", version = "0.0.0", default-features = false }
-parking_lot = "0.12.5"
-baseview = { git = "https://github.com/RustAudio/baseview", rev = "237d323c729f3aa99476ba3efa50129c5e86cad3", features = ["opengl"]}
-crossbeam = "0.8.4"
-femtovg = "0.19.3"
-serde = { version = "1.0.228", features = ["derive"] }
-image = { version = "0.25.9", default-features = false, features = ["png"] }
+airfreshener = { path = "plug-airfreshener", lib = true, artifact = "cdylib" }
+
+[build-dependencies]
+helpers = { path = "helpers" }
 
 [workspace]
-members = ["ebu-dsp"]
+members = ["dsp", "helpers", "plug-airfreshener"]

build.rs

@@ -0,0 +1,3 @@
+fn main() {
+    //helpers::copy_artifact_to_out_dir("airfreshener", "AirFreshener");
+}

dsp/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "ebu-dsp"
+name = "dsp"
 version = "0.1.0"
 edition = "2024"
 

dsp/src/gui/mod.rs

@@ -33,7 +33,6 @@ impl SpriteSheet {
         scale_factor: Arc<AtomicF32>,
         frame_width: usize,
         frame_height: usize,
-        frames: usize,
     ) -> Self {
         let image = canvas
             .load_image_mem(data, ImageFlags::empty())

helpers/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "helpers"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

helpers/src/lib.rs

@@ -0,0 +1,40 @@
+use std::{
+    env, fs,
+    path::{Path, PathBuf},
+};
+
+#[cfg(debug_assertions)]
+const CONFIG: &str = "debug";
+#[cfg(not(debug_assertions))]
+const CONFIG: &str = "release";
+
+#[cfg(target_os = "macos")]
+const OS_LIB_EXT: &str = "dylib";
+#[cfg(target_os = "windows")]
+const OS_LIB_EXT: &str = "dll";
+#[cfg(target_os = "linux")]
+const OS_LIB_EXT: &str = "so";
+
+#[cfg(target_os = "macos")]
+const OS_NAME: &str = "macOS";
+#[cfg(target_os = "windows")]
+const OS_NAME: &str = "Windows";
+#[cfg(target_os = "linux")]
+const OS_NAME: &str = "Linux";
+
+pub fn built_lib_path(lib_name: &str) -> PathBuf {
+    Path::new(&env::var("CARGO_MANIFEST_DIR").unwrap_or("".to_owned()))
+        .join(format!("target/{CONFIG}/lib{lib_name}.{OS_LIB_EXT}"))
+}
+
+pub fn copy_artifact_to_out_dir(lib_name: &str, pretty_name: &str) {
+    let src_path = built_lib_path(lib_name);
+
+    let dst_path = Path::new(&env::var("CARGO_MANIFEST_DIR").unwrap_or("".to_owned())).join(
+        format!("target/build/{CONFIG}/{pretty_name}_{OS_NAME}.clap"),
+    );
+
+    fs::create_dir_all(dst_path.parent().unwrap())
+        .expect("Failed to create artifact output directory");
+    fs::copy(src_path, dst_path).expect("Failed to move artifact");
+}

plug-airfreshener/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "airfreshener"
+version = "0.1.0"
+edition = "2024"
+
+[lib]
+crate-type = ["cdylib"]
+
+[dependencies]
+dsp = { version = "0.1.0", path = "../dsp" }
+nih_plug = { git = "https://github.com/robbert-vdh/nih-plug", version = "0.0.0", default-features = false }
+parking_lot = "0.12.5"
+baseview = { git = "https://github.com/RustAudio/baseview", rev = "237d323c729f3aa99476ba3efa50129c5e86cad3", features = ["opengl"]}
+crossbeam = "0.8.4"
+femtovg = "0.19.3"
+serde = { version = "1.0.228", features = ["derive"] }
+image = { version = "0.25.9", default-features = false, features = ["png"] }

plug-airfreshener/src/gui.rs

@@ -2,16 +2,16 @@ use crate::parameters::PluginParams;
 use baseview::{
     Event, EventStatus, MouseButton, MouseEvent, WindowEvent, WindowHandler, gl::GlContext,
 };
-use ebu_dsp::{ScaledPoint, ScaledRect, Sprite, SpriteSheet};
+use dsp::{ScaledPoint, ScaledRect, Sprite, SpriteSheet};
 use femtovg::{Canvas, Color, FontId, Paint, Path, renderer::OpenGl};
 use nih_plug::prelude::*;
 use std::sync::{Arc, atomic::Ordering};
 
-const DROID_SANS_FONT: &'static [u8] = include_bytes!("../assets/DroidSans.ttf");
+const DROID_SANS_FONT: &'static [u8] = include_bytes!("../../assets/DroidSans.ttf");
 
-const FRESHENER_IMAGE: &'static [u8] = include_bytes!("../assets/AirFreshener/sheet.png");
-const NOT_SO_FRESH_BG_IMAGE: &'static [u8] = include_bytes!("../assets/AirFreshener/bg0.png");
-const FRESH_DUMBLEDORE_BG_IMAGE: &'static [u8] = include_bytes!("../assets/AirFreshener/bg1.png");
+const FRESHENER_IMAGE: &'static [u8] = include_bytes!("../../assets/AirFreshener/sheet.png");
+const NOT_SO_FRESH_BG_IMAGE: &'static [u8] = include_bytes!("../../assets/AirFreshener/bg0.png");
+const FRESH_DUMBLEDORE_BG_IMAGE: &'static [u8] = include_bytes!("../../assets/AirFreshener/bg1.png");
 const FRESHENER_FRAMES: usize = 256;
 const FRESHENER_FRAME_WIDTH: usize = 73;
 const FRESHENER_FRAME_HEIGHT: usize = 144;
@@ -88,7 +88,6 @@ impl PluginGui {
                     scaling_factor.clone(),
                     FRESHENER_FRAME_WIDTH,
                     FRESHENER_FRAME_HEIGHT,
-                    FRESHENER_FRAMES,
                 );
                 this.freshener_image_bounds = this
                     .freshener_image
@@ -100,6 +99,13 @@ impl PluginGui {
                 );
                 this.not_so_fresh_image =
                     Sprite::new(&mut canvas, NOT_SO_FRESH_BG_IMAGE, scaling_factor.clone());
+
+                let canvas_width = canvas.width();
+                let editor_width = params.editor_state.size.load().0;
+                if canvas_width != editor_width {
+                    this.scaling_factor
+                        .store(canvas_width as f32 / editor_width as f32, Ordering::Release);
+                }
                 this.canvas = Some(canvas);
             }
             unsafe {
@@ -164,8 +170,10 @@ impl WindowHandler for PluginGui {
         let freshness = self.params.freshness.unmodulated_normalized_value();
         let frame_index = (freshness * (FRESHENER_FRAMES - 1) as f32).floor() as usize;
         self.not_so_fresh_image.draw(canvas, 0.0, 0.0, 1.0);
-        self.fresh_dumbledore_image.draw(canvas, 0.0, 0.0, freshness);
-        self.freshener_image.draw(canvas, FRESHENER_SCREEN_X, FRESHENER_SCREEN_Y, frame_index);
+        self.fresh_dumbledore_image
+            .draw(canvas, 0.0, 0.0, freshness);
+        self.freshener_image
+            .draw(canvas, FRESHENER_SCREEN_X, FRESHENER_SCREEN_Y, frame_index);
 
         #[cfg(debug_assertions)]
         {

plug-airfreshener/src/lib.rs

@@ -0,0 +1,218 @@
+mod editor;
+mod gui;
+mod parameters;
+mod window;
+
+use dsp::{
+    BiquadFilter, BiquadFilterState, Compressor, CompressorState, Decibel, Equalizer,
+    EqualizerState, FilterMode, FreqSplitter, FreqSplitterState, Lerp, Processor, Ratio,
+    SampleRate,
+};
+use nih_plug::prelude::*;
+use std::{num::NonZero, sync::Arc};
+
+use crate::{parameters::PluginParams, window::EditorWindow};
+
+struct AirFreshener {
+    params: Arc<PluginParams>,
+    eqs: Vec<Equalizer>,
+    compressors: Vec<Compressor>,
+    splitters: Vec<FreqSplitter>,
+}
+
+impl Default for AirFreshener {
+    fn default() -> Self {
+        Self {
+            params: Arc::new(PluginParams::default()),
+            eqs: Vec::new(),
+            compressors: Vec::new(),
+            splitters: Vec::new(),
+        }
+    }
+}
+
+impl Plugin for AirFreshener {
+    const NAME: &'static str = "Air Freshener";
+    const VENDOR: &'static str = "Simon Elberich";
+    // You can use `env!("CARGO_PKG_HOMEPAGE")` to reference the homepage field from the
+    // `Cargo.toml` file here
+    const URL: &'static str = "https://youtu.be/dQw4w9WgXcQ";
+    const EMAIL: &'static str = "info@example.com";
+
+    const VERSION: &'static str = env!("CARGO_PKG_VERSION");
+
+    // The first audio IO layout is used as the default. The other layouts may be selected either
+    // explicitly or automatically by the host or the user depending on the plugin API/backend.
+    const AUDIO_IO_LAYOUTS: &'static [AudioIOLayout] = &[
+        AudioIOLayout {
+            main_input_channels: NonZeroU32::new(2),
+            main_output_channels: NonZeroU32::new(2),
+
+            aux_input_ports: &[],
+            aux_output_ports: &[],
+
+            // Individual ports and the layout as a whole can be named here. By default these names
+            // are generated as needed. This layout will be called 'Stereo', while the other one is
+            // given the name 'Mono' based no the number of input and output channels.
+            names: PortNames::const_default(),
+        },
+        AudioIOLayout {
+            main_input_channels: NonZeroU32::new(1),
+            main_output_channels: NonZeroU32::new(1),
+            ..AudioIOLayout::const_default()
+        },
+    ];
+
+    const MIDI_INPUT: MidiConfig = MidiConfig::None;
+    // Setting this to `true` will tell the wrapper to split the buffer up into smaller blocks
+    // whenever there are inter-buffer parameter changes. This way no changes to the plugin are
+    // required to support sample accurate automation and the wrapper handles all of the boring
+    // stuff like making sure transport and other timing information stays consistent between the
+    // splits.
+    const SAMPLE_ACCURATE_AUTOMATION: bool = true;
+
+    // If the plugin can send or receive SysEx messages, it can define a type to wrap around those
+    // messages here. The type implements the `SysExMessage` trait, which allows conversion to and
+    // from plain byte buffers.
+    type SysExMessage = ();
+    // More advanced plugins can use this to run expensive background tasks. See the field's
+    // documentation for more information. `()` means that the plugin does not have any background
+    // tasks.
+    type BackgroundTask = ();
+
+    fn params(&self) -> Arc<dyn Params> {
+        self.params.clone()
+    }
+
+    fn editor(&mut self, _async_executor: AsyncExecutor<Self>) -> Option<Box<dyn Editor>> {
+        Some(Box::new(EditorWindow::new(self.params.clone())))
+    }
+
+    // This plugin doesn't need any special initialization, but if you need to do anything expensive
+    // then this would be the place. State is kept around when the host reconfigures the
+    // plugin. If we do need special initialization, we could implement the `initialize()` and/or
+    // `reset()` methods
+
+    fn initialize(
+        &mut self,
+        audio_io_layout: &AudioIOLayout,
+        buffer_config: &BufferConfig,
+        _context: &mut impl InitContext<Self>,
+    ) -> bool {
+        //dsp::init();
+
+        let sample_rate = SampleRate(buffer_config.sample_rate as f64);
+        for _ in 0..audio_io_layout
+            .main_input_channels
+            .unwrap_or(NonZero::new(2).unwrap())
+            .get()
+        {
+            self.eqs.push(Equalizer::from_state(EqualizerState {
+                nodes: [
+                    Some(BiquadFilter::from_state(
+                        sample_rate,
+                        BiquadFilterState {
+                            gain_db: Decibel::from(8.0),
+                            cutoff: 1900.0,
+                            q: 0.5,
+                            mode: FilterMode::HighShelf,
+                            ..Default::default()
+                        },
+                    )),
+                    Some(BiquadFilter::from_state(
+                        sample_rate,
+                        BiquadFilterState {
+                            gain_db: Decibel::from(-3.0),
+                            cutoff: 2600.0,
+                            mode: FilterMode::Peak,
+                            ..Default::default()
+                        },
+                    )),
+                    None,
+                    None,
+                    None,
+                    None,
+                ],
+            }));
+
+            self.compressors.push(Compressor::from_state(
+                sample_rate,
+                CompressorState {
+                    threshold: Decibel::from(-30.0),
+                    ratio: Ratio(1.0, 0.9),
+                    ..Default::default()
+                },
+            ));
+
+            self.splitters.push(FreqSplitter::from_state(
+                sample_rate,
+                FreqSplitterState {
+                    split_frequency: 3050.0,
+                    ..Default::default()
+                },
+            ));
+        }
+
+        true
+    }
+
+    fn process(
+        &mut self,
+        buffer: &mut Buffer,
+        _aux: &mut AuxiliaryBuffers,
+        _context: &mut impl ProcessContext<Self>,
+    ) -> ProcessStatus {
+        _context.set_latency_samples(6);
+        for mut channel_samples in buffer.iter_samples() {
+            // Smoothing is optionally built into the parameters themselves
+            let freshness = self.params.freshness.smoothed.next() as f64;
+
+            /*let frequency = self.params.frequency.smoothed.next() as f64;
+            let ratio = self.params.ratio.smoothed.next() as f64;
+            let threshold = self.params.threshold.smoothed.next() as f64;
+
+            for compressor in &mut self.compressors {
+                compressor.set_ratio(Ratio(1.0, ratio));
+                compressor.set_threshold(Decibel::from(threshold));
+            }
+            for splitter in &mut self.splitters {
+                splitter.state.split_frequency = frequency;
+            }
+            for filter in &mut self.filters {
+                filter.state.cutoff = frequency;
+            }
+            */
+
+            let fresh_lerp_of_bel_air = freshness as f32;
+            for (channel, sample) in channel_samples.iter_mut().enumerate() {
+                *sample = sample.lerp(self.eqs[channel].process(*sample), fresh_lerp_of_bel_air);
+                let (low, high) = self.splitters[channel].process(*sample);
+                *sample = low
+                    + high.lerp(
+                        self.compressors[channel].process(high),
+                        fresh_lerp_of_bel_air,
+                    );
+            }
+        }
+
+        ProcessStatus::Normal
+    }
+
+    // This can be used for cleaning up special resources like socket connections whenever the
+    // plugin is deactivated. Most plugins won't need to do anything here.
+    fn deactivate(&mut self) {}
+}
+
+impl ClapPlugin for AirFreshener {
+    const CLAP_ID: &'static str = "com.moist-plugins-gmbh.gain";
+    const CLAP_DESCRIPTION: Option<&'static str> = Some("A smoothed gain parameter example plugin");
+    const CLAP_MANUAL_URL: Option<&'static str> = Some(Self::URL);
+    const CLAP_SUPPORT_URL: Option<&'static str> = None;
+    const CLAP_FEATURES: &'static [ClapFeature] = &[
+        ClapFeature::AudioEffect,
+        ClapFeature::Stereo,
+        ClapFeature::Utility,
+    ];
+}
+
+nih_export_clap!(AirFreshener);

rust-toolchain

@@ -0,0 +1 @@
+nightly

src/lib.rs

@@ -1,218 +0,0 @@
-mod editor;
-mod gui;
-mod parameters;
-mod window;
-
-use ebu_dsp::{
-    BiquadFilter, BiquadFilterState, Compressor, CompressorState, Decibel, Equalizer,
-    EqualizerState, FilterMode, FreqSplitter, FreqSplitterState, Lerp, Processor, Ratio,
-    SampleRate,
-};
-use nih_plug::prelude::*;
-use std::{num::NonZero, sync::Arc};
-
-use crate::{parameters::PluginParams, window::EditorWindow};
-
-struct AirFreshener {
-    params: Arc<PluginParams>,
-    eqs: Vec<Equalizer>,
-    compressors: Vec<Compressor>,
-    splitters: Vec<FreqSplitter>,
-}
-
-impl Default for AirFreshener {
-    fn default() -> Self {
-        Self {
-            params: Arc::new(PluginParams::default()),
-            eqs: Vec::new(),
-            compressors: Vec::new(),
-            splitters: Vec::new(),
-        }
-    }
-}
-
-impl Plugin for AirFreshener {
-    const NAME: &'static str = "Air Freshener";
-    const VENDOR: &'static str = "Simon Elberich";
-    // You can use `env!("CARGO_PKG_HOMEPAGE")` to reference the homepage field from the
-    // `Cargo.toml` file here
-    const URL: &'static str = "https://youtu.be/dQw4w9WgXcQ";
-    const EMAIL: &'static str = "info@example.com";
-
-    const VERSION: &'static str = env!("CARGO_PKG_VERSION");
-
-    // The first audio IO layout is used as the default. The other layouts may be selected either
-    // explicitly or automatically by the host or the user depending on the plugin API/backend.
-    const AUDIO_IO_LAYOUTS: &'static [AudioIOLayout] = &[
-        AudioIOLayout {
-            main_input_channels: NonZeroU32::new(2),
-            main_output_channels: NonZeroU32::new(2),
-
-            aux_input_ports: &[],
-            aux_output_ports: &[],
-
-            // Individual ports and the layout as a whole can be named here. By default these names
-            // are generated as needed. This layout will be called 'Stereo', while the other one is
-            // given the name 'Mono' based no the number of input and output channels.
-            names: PortNames::const_default(),
-        },
-        AudioIOLayout {
-            main_input_channels: NonZeroU32::new(1),
-            main_output_channels: NonZeroU32::new(1),
-            ..AudioIOLayout::const_default()
-        },
-    ];
-
-    const MIDI_INPUT: MidiConfig = MidiConfig::None;
-    // Setting this to `true` will tell the wrapper to split the buffer up into smaller blocks
-    // whenever there are inter-buffer parameter changes. This way no changes to the plugin are
-    // required to support sample accurate automation and the wrapper handles all of the boring
-    // stuff like making sure transport and other timing information stays consistent between the
-    // splits.
-    const SAMPLE_ACCURATE_AUTOMATION: bool = true;
-
-    // If the plugin can send or receive SysEx messages, it can define a type to wrap around those
-    // messages here. The type implements the `SysExMessage` trait, which allows conversion to and
-    // from plain byte buffers.
-    type SysExMessage = ();
-    // More advanced plugins can use this to run expensive background tasks. See the field's
-    // documentation for more information. `()` means that the plugin does not have any background
-    // tasks.
-    type BackgroundTask = ();
-
-    fn params(&self) -> Arc<dyn Params> {
-        self.params.clone()
-    }
-
-    fn editor(&mut self, _async_executor: AsyncExecutor<Self>) -> Option<Box<dyn Editor>> {
-        Some(Box::new(EditorWindow::new(self.params.clone())))
-    }
-
-    // This plugin doesn't need any special initialization, but if you need to do anything expensive
-    // then this would be the place. State is kept around when the host reconfigures the
-    // plugin. If we do need special initialization, we could implement the `initialize()` and/or
-    // `reset()` methods
-
-    fn initialize(
-        &mut self,
-        audio_io_layout: &AudioIOLayout,
-        buffer_config: &BufferConfig,
-        _context: &mut impl InitContext<Self>,
-    ) -> bool {
-        //ebu_dsp::init();
-
-        let sample_rate = SampleRate(buffer_config.sample_rate as f64);
-        for _ in 0..audio_io_layout
-            .main_input_channels
-            .unwrap_or(NonZero::new(2).unwrap())
-            .get()
-        {
-            self.eqs.push(Equalizer::from_state(EqualizerState {
-                nodes: [
-                    Some(BiquadFilter::from_state(
-                        sample_rate,
-                        BiquadFilterState {
-                            gain_db: Decibel::from(8.0),
-                            cutoff: 1900.0,
-                            q: 0.5,
-                            mode: FilterMode::HighShelf,
-                            ..Default::default()
-                        },
-                    )),
-                    Some(BiquadFilter::from_state(
-                        sample_rate,
-                        BiquadFilterState {
-                            gain_db: Decibel::from(-3.0),
-                            cutoff: 2600.0,
-                            mode: FilterMode::Peak,
-                            ..Default::default()
-                        },
-                    )),
-                    None,
-                    None,
-                    None,
-                    None,
-                ],
-            }));
-
-            self.compressors.push(Compressor::from_state(
-                sample_rate,
-                CompressorState {
-                    threshold: Decibel::from(-30.0),
-                    ratio: Ratio(1.0, 0.9),
-                    ..Default::default()
-                },
-            ));
-
-            self.splitters.push(FreqSplitter::from_state(
-                sample_rate,
-                FreqSplitterState {
-                    split_frequency: 3050.0,
-                    ..Default::default()
-                },
-            ));
-        }
-
-        true
-    }
-
-    fn process(
-        &mut self,
-        buffer: &mut Buffer,
-        _aux: &mut AuxiliaryBuffers,
-        _context: &mut impl ProcessContext<Self>,
-    ) -> ProcessStatus {
-        _context.set_latency_samples(6);
-        for mut channel_samples in buffer.iter_samples() {
-            // Smoothing is optionally built into the parameters themselves
-            let freshness = self.params.freshness.smoothed.next() as f64;
-
-            /*let frequency = self.params.frequency.smoothed.next() as f64;
-            let ratio = self.params.ratio.smoothed.next() as f64;
-            let threshold = self.params.threshold.smoothed.next() as f64;
-
-            for compressor in &mut self.compressors {
-                compressor.set_ratio(Ratio(1.0, ratio));
-                compressor.set_threshold(Decibel::from(threshold));
-            }
-            for splitter in &mut self.splitters {
-                splitter.state.split_frequency = frequency;
-            }
-            for filter in &mut self.filters {
-                filter.state.cutoff = frequency;
-            }
-            */
-
-            let fresh_lerp_of_bel_air = freshness as f32;
-            for (channel, sample) in channel_samples.iter_mut().enumerate() {
-                *sample = sample.lerp(self.eqs[channel].process(*sample), fresh_lerp_of_bel_air);
-                let (low, high) = self.splitters[channel].process(*sample);
-                *sample = low
-                    + high.lerp(
-                        self.compressors[channel].process(high),
-                        fresh_lerp_of_bel_air,
-                    );
-            }
-        }
-
-        ProcessStatus::Normal
-    }
-
-    // This can be used for cleaning up special resources like socket connections whenever the
-    // plugin is deactivated. Most plugins won't need to do anything here.
-    fn deactivate(&mut self) {}
-}
-
-impl ClapPlugin for AirFreshener {
-    const CLAP_ID: &'static str = "com.moist-plugins-gmbh.gain";
-    const CLAP_DESCRIPTION: Option<&'static str> = Some("A smoothed gain parameter example plugin");
-    const CLAP_MANUAL_URL: Option<&'static str> = Some(Self::URL);
-    const CLAP_SUPPORT_URL: Option<&'static str> = None;
-    const CLAP_FEATURES: &'static [ClapFeature] = &[
-        ClapFeature::AudioEffect,
-        ClapFeature::Stereo,
-        ClapFeature::Utility,
-    ];
-}
-
-nih_export_clap!(AirFreshener);