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wip GR graph
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@magnetophon
magnetophon committed Apr 16, 2024
1 parent 8484479 commit 3a6b749
Showing 1 changed file with 70 additions and 47 deletions.
117 changes: 70 additions & 47 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@ pub struct Lamb {
params: Arc<LambParams>,
dsp: Box<dsp::LambRs>,
accum_buffer: TempBuffer,
// gr_buffer: TempBuffer,
temp_output_buffer_l: Box<[f64]>,
temp_output_buffer_r: Box<[f64]>,
temp_output_buffer_gr_l: Box<[f64]>,
Expand Down Expand Up @@ -56,6 +57,7 @@ impl Default for Lamb {
dsp: dsp::LambRs::default_boxed(),

accum_buffer: TempBuffer::default(),
// gr_buffer: TempBuffer::default(),

temp_output_buffer_l : f64::default_boxed_array::<MAX_SOUNDCARD_BUFFER_SIZE>(),
temp_output_buffer_r : f64::default_boxed_array::<MAX_SOUNDCARD_BUFFER_SIZE>(),
Expand Down Expand Up @@ -121,6 +123,7 @@ impl Plugin for Lamb {
// function if you do not need it.
self.dsp.init(buffer_config.sample_rate as i32);
self.accum_buffer.resize(2, MAX_SOUNDCARD_BUFFER_SIZE);
// self.gr_buffer.resize(2, MAX_SOUNDCARD_BUFFER_SIZE);

// After `PEAK_METER_DECAY_MS` milliseconds of pure silence, the peak meter's value should
// have dropped by 12 dB
Expand Down Expand Up @@ -199,13 +202,22 @@ impl Plugin for Lamb {
.expect("no GR read") as f32,
std::sync::atomic::Ordering::Relaxed,
);
self.peak_buffer
.lock()
.unwrap()
.enqueue_buffer(buffer, None);
}

let output = buffer.as_slice();

let mut gr_buffer = Buffer::default();

let mut real_buffers = vec![vec![0.0; MAX_SOUNDCARD_BUFFER_SIZE]; 2];

unsafe {
gr_buffer.set_slices(MAX_SOUNDCARD_BUFFER_SIZE, |output_slices| {
let (first_channel, other_channels) = real_buffers.split_at_mut(1);
*output_slices = vec![&mut first_channel[0], &mut other_channels[0]];
})
};

let gr_output = gr_buffer.as_slice();

let bypass: f64 = match self.params.bypass.value() {
true => 1.0,
false => 0.0,
Expand All @@ -218,52 +230,63 @@ impl Plugin for Lamb {
};
self.dsp.set_param(LATENCY_MODE_PI, latency_mode);
self.dsp
.set_param(INPUT_GAIN_PI, self.params.input_gain.value() as f64);
self.dsp
.set_param(STRENGTH_PI, self.params.strength.value() as f64);
self.dsp
.set_param(THRESH_PI, self.params.thresh.value() as f64);
self.dsp
.set_param(ATTACK_PI, self.params.attack.value() as f64);
self.dsp
.set_param(ATTACK_SHAPE_PI, self.params.attack_shape.value() as f64);
self.dsp
.set_param(RELEASE_PI, self.params.release.value() as f64);
self.dsp
.set_param(RELEASE_SHAPE_PI, self.params.release_shape.value() as f64);
self.dsp
.set_param(RELEASE_HOLD_PI, self.params.release_hold.value() as f64);
self.dsp.set_param(KNEE_PI, self.params.knee.value() as f64);
self.dsp.set_param(LINK_PI, self.params.link.value() as f64);
self.dsp.set_param(
ADAPTIVE_RELEASE_PI,
self.params.adaptive_release.value() as f64,
);
self.dsp
.set_param(LOOKAHEAD_PI, self.params.lookahead.value() as f64);
self.dsp
.set_param(OUTPUT_GAIN_PI, self.params.output_gain.value() as f64);

self.dsp.compute(
count,
&self.accum_buffer.slice2d(),
&mut [
&mut self.temp_output_buffer_l,
&mut self.temp_output_buffer_r,
&mut self.temp_output_buffer_gr_l,
&mut self.temp_output_buffer_gr_r,
],
);
.set_param(INPUT_GAIN_PI, self.params.input_gain.value() as f64);
self.dsp
.set_param(STRENGTH_PI, self.params.strength.value() as f64);
self.dsp
.set_param(THRESH_PI, self.params.thresh.value() as f64);
self.dsp
.set_param(ATTACK_PI, self.params.attack.value() as f64);
self.dsp
.set_param(ATTACK_SHAPE_PI, self.params.attack_shape.value() as f64);
self.dsp
.set_param(RELEASE_PI, self.params.release.value() as f64);
self.dsp
.set_param(RELEASE_SHAPE_PI, self.params.release_shape.value() as f64);
self.dsp
.set_param(RELEASE_HOLD_PI, self.params.release_hold.value() as f64);
self.dsp.set_param(KNEE_PI, self.params.knee.value() as f64);
self.dsp.set_param(LINK_PI, self.params.link.value() as f64);
self.dsp.set_param(
ADAPTIVE_RELEASE_PI,
self.params.adaptive_release.value() as f64,
);
self.dsp
.set_param(LOOKAHEAD_PI, self.params.lookahead.value() as f64);
self.dsp
.set_param(OUTPUT_GAIN_PI, self.params.output_gain.value() as f64);

self.dsp.compute(
count,
&self.accum_buffer.slice2d(),
&mut [
&mut self.temp_output_buffer_l,
&mut self.temp_output_buffer_r,
&mut self.temp_output_buffer_gr_l,
&mut self.temp_output_buffer_gr_r,
],
);

for i in 0..count as usize {
output[0][i] = self.temp_output_buffer_l[i] as f32;
output[1][i] = self.temp_output_buffer_r[i] as f32;
gr_output[0][i] = self.temp_output_buffer_gr_l[i] as f32;
gr_output[1][i] = self.temp_output_buffer_gr_r[i] as f32;
}

for i in 0..count as usize {
output[0][i] = self.temp_output_buffer_l[i] as f32;
output[1][i] = self.temp_output_buffer_r[i] as f32;
// To save resources, a plugin can (and probably should!) only perform expensive
// calculations that are only displayed on the GUI while the GUI is open
if self.params.editor_state.is_open() {
self.peak_buffer
.lock()
.unwrap()
.enqueue_buffer(&mut gr_buffer, None);
}

let latency_samples = self.dsp.get_param(LATENCY_PI).expect("no latency read") as u32;
context.set_latency_samples(latency_samples);
let latency_samples = self.dsp.get_param(LATENCY_PI).expect("no latency read") as u32;
context.set_latency_samples(latency_samples);

ProcessStatus::Normal
ProcessStatus::Normal
}
}

Expand Down

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