110 lines
2.7 KiB
Rust
110 lines
2.7 KiB
Rust
#![allow(incomplete_features)]
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#![feature(generic_associated_types)]
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use baseplug::{Plugin, ProcessContext};
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use serde::{Deserialize, Serialize};
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use utils::threeband::*;
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baseplug::model! {
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#[derive(Debug, Serialize, Deserialize)]
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struct ThreeBandEqModel {
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#[model(min = 0.0, max = 15000.0)]
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#[parameter(name = "low band")]
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low_band: f32,
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#[model(min = 0.0, max = 15000.0)]
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#[parameter(name = "mid band")]
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high_band: f32,
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#[model(min = 0.0, max = 3.0)]
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#[parameter(name = "low gain")]
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low_gain: f32,
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#[model(min = 0.0, max = 3.0)]
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#[parameter(name = "mid gain")]
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mid_gain: f32,
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#[model(min = 0.0, max = 3.0)]
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#[parameter(name = "high gain")]
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high_gain: f32,
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}
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}
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impl Default for ThreeBandEqModel {
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fn default() -> Self {
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Self {
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low_band: 800.0,
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high_band: 5000.0,
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low_gain: 1.0,
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mid_gain: 1.0,
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high_gain: 1.0,
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}
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}
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}
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#[derive(Default)]
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struct Eq(ThreeBandSplitter);
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impl Eq {
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#[allow(clippy::too_many_arguments)]
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pub fn process(
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&mut self,
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input: f32,
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lf: f32,
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hf: f32,
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lg: f32,
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mg: f32,
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hg: f32,
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sample_rate: f32,
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) -> f32 {
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let (l, m, h) = self.0.process(input, lf, hf, sample_rate);
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l * lg + m * mg + h * hg
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}
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}
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#[derive(Default)]
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struct ThreeBandEq {
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l_eq: Eq,
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r_eq: Eq,
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}
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impl Plugin for ThreeBandEq {
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const NAME: &'static str = "threebandeq";
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const PRODUCT: &'static str = "threebandeq";
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const VENDOR: &'static str = "unnieversal";
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const INPUT_CHANNELS: usize = 2;
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const OUTPUT_CHANNELS: usize = 2;
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type Model = ThreeBandEqModel;
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#[inline]
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fn new(_sample_rate: f32, _model: &ThreeBandEqModel) -> Self {
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// Default cause we want to start with 0s in everything
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Self::default()
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}
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#[inline]
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fn process(&mut self, model: &ThreeBandEqModelProcess, ctx: &mut ProcessContext<Self>) {
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let input = &ctx.inputs[0].buffers;
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let output = &mut ctx.outputs[0].buffers;
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let sr = ctx.sample_rate;
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for i in 0..ctx.nframes {
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// frequencies
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let lf = model.low_band[i];
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let hf = model.high_band[i];
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// gains
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let lg = model.low_gain[i];
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let mg = model.mid_gain[i];
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let hg = model.high_gain[i];
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output[0][i] = self.l_eq.process(input[0][i], lf, hf, lg, mg, hg, sr);
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output[1][i] = self.r_eq.process(input[1][i], lf, hf, lg, mg, hg, sr);
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}
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}
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}
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baseplug::vst2!(ThreeBandEq, b"3beq");
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