// -*- coding: utf-8 -*-
//
// Copyright 2021 Michael Büsch <m@bues.ch>
//
// Licensed under the Apache License version 2.0
// or the MIT license, at your option.
// SPDX-License-Identifier: Apache-2.0 OR MIT
//

use std::f32::consts::PI;
use std::ops::{Add, Div, Shr};

#[inline]
pub fn radians(deg: f32) -> f32 {
    (deg * PI) / 180.0
}

#[inline]
pub fn degrees(rad: f32) -> f32 {
    (rad * 180.0) / PI
}

#[allow(unused)]
#[inline]
pub fn div_round<T>(a: T, b: T) -> T
where
    T: Add<Output = T> + Div<Output = T> + Shr<i32, Output = T> + Copy,
{
    (a + (b >> 1)) / b
}

// vim: ts=4 sw=4 expandtab