45 lines
1.5 KiB
Rust
45 lines
1.5 KiB
Rust
use itertools::Itertools;
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use tinyaudio::prelude::*;
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mod flags;
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mod syn;
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fn main() {
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let flags = flags::Flags::new();
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let mut syn = syn::Syn::new(
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flags.debug,
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flags.sound_font,
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flags.sample_rate,
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);
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let params = OutputDeviceParameters {
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channels_count: 2,
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sample_rate: flags.sample_rate,
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channel_sample_count: flags.sample_rate / flags.smallest_note,
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};
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// Play some notes (middle C, E, G). // 16 channels actually // 60=c 64=e 67=g //up to 128velocity though dont go below 50 tbh // 12 notes per octave
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syn.note_on(0, 64 + 12, 127);
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//syn.render(&mut left[..], &mut right[..]); // puts in a state of rendering the first loop of these notes
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// The recycled output buffer per-loop, could be in lamba but that'd be wasteful
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let sample_count = (params.channel_sample_count) as usize;
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let mut left: Vec<f32> = vec![0_f32; sample_count];
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let mut right: Vec<f32> = vec![0_f32; sample_count];
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// Start the audio output. Executes channel_sample_count per loop, sample_rate/channel_sample_count per second forever.
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let _device = run_output_device(params, {
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move |data| {
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syn.render(&mut left[..], &mut right[..]); // put in a state of rendering the next loop of these notes
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for (i, value) in left.iter().interleave(right.iter()).enumerate() {
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data[i] = *value;
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}
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}
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})
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.unwrap();
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// Let it ride
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std::thread::sleep(std::time::Duration::from_secs(2));
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}
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