speedy2d 1.9.0

Hardware-accelerated drawing of shapes, images, and text, with an easy to use API. Speedy2D aims to be the simplest Rust API for creating a window, rendering graphics, and handling input.
Documentation 
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/*
 *  Copyright 2021 QuantumBadger
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

/// A trait defined for primitives which have a zero value.
pub trait PrimitiveZero
{
    /// The number zero.
    const ZERO: Self;
}

impl PrimitiveZero for i8
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for i16
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for i32
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for i64
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for i128
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for isize
{
    const ZERO: Self = 0;
}

impl PrimitiveZero for u8
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for u16
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for u32
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for u64
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for u128
{
    const ZERO: Self = 0;
}
impl PrimitiveZero for usize
{
    const ZERO: Self = 0;
}

impl PrimitiveZero for f32
{
    const ZERO: Self = 0.0;
}
impl PrimitiveZero for f64
{
    const ZERO: Self = 0.0;
}

/// Types implementing this trait can be rounded to the nearest integer value.
/// In the case of vectors or other types containing multiple elements, each
/// element will be individually rounded.
pub trait RoundFloat
{
    /// Round this value to the nearest integer. In the case of vectors or other
    /// types containing multiple elements, each element will be
    /// individually rounded.
    fn round(&self) -> Self;
}

impl RoundFloat for f32
{
    #[inline]
    fn round(&self) -> Self
    {
        f32::round(*self)
    }
}

impl RoundFloat for f64
{
    #[inline]
    fn round(&self) -> Self
    {
        f64::round(*self)
    }
}

pub(crate) fn min<T: PartialOrd + Copy>(a: T, b: T) -> T
{
    if a < b {
        a
    } else {
        b
    }
}

pub(crate) fn max<T: PartialOrd + Copy>(a: T, b: T) -> T
{
    if a > b {
        a
    } else {
        b
    }
}