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https://github.com/tversteeg/usfx

🎼 Realtime procedurally generated sound effects
https://github.com/tversteeg/usfx

audio procedural-generation rust sfx sfxr

Last synced: 6 days ago
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🎼 Realtime procedurally generated sound effects

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README

        

μsfx




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Rust Documentation
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Generate sound effects for your game in realtime.

## Example

```rust
// Create a simple blip sound
let mut sample = usfx::Sample::default();
sample.volume(0.5);

// Use a sine wave oscillator at 500 hz
sample.osc_type(usfx::OscillatorType::Sine);
sample.osc_frequency(500);

// Set the envelope
sample.env_attack(0.02);
sample.env_decay(0.05);
sample.env_sustain(0.2);
sample.env_release(0.5);

// Add some distortion
sample.dis_crunch(0.5);
sample.dis_drive(0.9);

// Create a mixer so we can play the sound
let mut mixer = usfx::Mixer::default();

// Play our sample
mixer.play(sample);

// Plug our mixer into the audio device loop
// ...
mixer.generate(&mut audio_device_buffer);
```

The [`cpal`](examples/cpal.rs) & [`sdl`](examples/sdl2.rs) examples illustrate how to use it with different audio libraries. The [`music`](examples/music.rs) example shows how to create procedurally generated music with it (don't expect a masterpiece though, it's obvious I'm not a musician).

### CPAL Example

To build the [`cpal`](examples/cpal.rs) & [`music`](examples/music.rs) examples on Linux you will need to have the alsa development libraries:

```bash
sudo apt install libasound2-dev
```

### SDL Example

To build the [`sdl`](examples/sdl2.rs) you will need the SDL2 development libraries, on Linux:

```bash
sudo apt install libsdl2-dev
```

## Tools

- [usfx-test](https://github.com/emmabritton/uxfs-test) - pretty GUI program for playing with the parameters by @emmabritton

## Special Thanks

- [sfxr-rs](https://github.com/bzar/sfxr-rs) - inspiration
- [amsynth](https://github.com/amsynth/amsynth) - distortion algorithm