mathio 0.2.5

A lightweight, simple and straight-forward opinionated library for math used in other projects
Documentation 
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#[cfg(feature = "bevy")]
use bevy::prelude::Vec2;

/// # Tween
/// Very simple function for linear interpolation between 2 values.
/// 
/// * `slide` ranges from 0.0 to 1.0
pub fn tween(value_1: f32, value_2: f32, slider: f32) -> f32 {
    value_1 + (value_2 - value_1) * slider
}

/// # Tween Trait
/// Trait for implementing tweening logic for data types.
pub trait Tween {
    /// # Tween
    /// Function for linear interpolation between 2 values.
    /// 
    /// * `slide` ranges from 0.0 to 1.0
    fn tween(&mut self, value_1: &Self, value_2: &Self, slider: f32);
}


impl Tween for f32 {
    fn tween(&mut self, value_1: &Self, value_2: &Self, slider: f32) {
        *self = value_1 + (*value_2 - *value_1) * slider;
    }
}

#[cfg(feature = "bevy")]
impl Tween for Vec2 {
    fn tween(&mut self, value_1: &Self, value_2: &Self, slider: f32) {
        self.x.tween(&value_1.x, &value_2.x, slider);
        self.y.tween(&value_1.y, &value_2.y, slider);
    }
}