# use-dynamics
Dynamic marking metadata primitives for `RustUse`.
## Experimental
use-dynamics is experimental while use-music remains below version 0.3.0.
## Example
~~~rust
use use_dynamics::{DynamicMarking, ExpressionMarking};
let expression = ExpressionMarking::new("dolce")?;
assert_eq!(expression.as_str(), "dolce");
assert_eq!(DynamicMarking::Mf.as_str(), "mf");
# Ok::<(), use_dynamics::DynamicsError>(())
~~~
## Scope
- Musical dynamic markings, dynamic levels, changes, hairpins, accents, and expression markings.
## Relationship to use-acoustics
`use-dynamics` models musical loudness intent only. `use-acoustics` owns decibels, sound pressure, and sound intensity calculations.
## Non-goals
- Acoustic sound pressure, decibels, loudness calculation, audio playback, or synthesis.
## License
Licensed under either Apache-2.0 or MIT.