58 lines
1.4 KiB
Rust
58 lines
1.4 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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baseplug::model! {
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#[derive(Debug, Serialize, Deserialize)]
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struct GainModel {
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#[model(min = -90.0, max = 3.0)]
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#[parameter(name = "gain", unit = "Decibels",
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gradient = "Power(0.15)")]
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gain: f32
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}
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}
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impl Default for GainModel {
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fn default() -> Self {
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Self {
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// "gain" is converted from dB to coefficient in the parameter handling code,
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// so in the model here it's a coeff.
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// -0dB == 1.0
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gain: 1.0,
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}
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}
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}
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struct Gain;
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impl Plugin for Gain {
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const NAME: &'static str = "basic gain";
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const PRODUCT: &'static str = "basic gain";
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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 = GainModel;
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#[inline]
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fn new(_sample_rate: f32, _model: &GainModel) -> Self {
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Self
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}
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#[inline]
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fn process(&mut self, model: &GainModelProcess, 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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for i in 0..ctx.nframes {
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output[0][i] = input[0][i] * model.gain[i];
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output[1][i] = input[1][i] * model.gain[i];
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}
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}
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}
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baseplug::vst2!(Gain, b"tAnE");
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