| // Copyright 2021 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| use std::ops::{Mul, MulAssign}; |
| |
| #[derive(Clone, Debug, PartialEq)] |
| pub struct Color { |
| pub r: f32, |
| pub g: f32, |
| pub b: f32, |
| pub a: f32, |
| } |
| |
| impl Color { |
| pub fn new(r: f32, g: f32, b: f32, a: f32) -> Self { |
| Self { r, g, b, a } |
| } |
| |
| pub fn lerp(self, other: Self, ratio: f32) -> Self { |
| Self { |
| r: self.r + (other.r - self.r) * ratio, |
| g: self.g + (other.g - self.g) * ratio, |
| b: self.b + (other.b - self.b) * ratio, |
| a: self.a + (other.a - self.a) * ratio, |
| } |
| } |
| } |
| |
| impl Default for Color { |
| fn default() -> Self { |
| Self { r: 1.0, g: 1.0, b: 1.0, a: 1.0 } |
| } |
| } |
| |
| impl Eq for Color {} |
| |
| impl Mul for Color { |
| type Output = Self; |
| |
| fn mul(mut self, rhs: Self) -> Self::Output { |
| self.r *= rhs.r; |
| self.g *= rhs.g; |
| self.b *= rhs.b; |
| self.a *= rhs.a; |
| |
| self |
| } |
| } |
| |
| impl MulAssign for Color { |
| fn mul_assign(&mut self, rhs: Self) { |
| self.r *= rhs.r; |
| self.g *= rhs.g; |
| self.b *= rhs.b; |
| self.a *= rhs.a; |
| } |
| } |