43 lines
926 B
Rust
43 lines
926 B
Rust
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use core::ops::{Add, Mul, Sub};
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#[derive(Clone, Copy, Default)]
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pub struct Vec3 {
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pub x: f32,
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pub y: f32,
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pub z: f32,
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}
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impl Vec3 {
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pub const ZERO: Self = Self { x: 0.0, y: 0.0, z: 0.0 };
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pub const Y: Self = Self { x: 0.0, y: 1.0, z: 0.0 };
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pub const fn new(x: f32, y: f32, z: f32) -> Self {
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Self { x, y, z }
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}
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pub fn dot(self, rhs: Self) -> f32 {
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self.x * rhs.x + self.y * rhs.y + self.z * rhs.z
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}
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}
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impl Add for Vec3 {
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type Output = Self;
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fn add(self, rhs: Self) -> Self {
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Self::new(self.x + rhs.x, self.y + rhs.y, self.z + rhs.z)
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}
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}
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impl Sub for Vec3 {
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type Output = Self;
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fn sub(self, rhs: Self) -> Self {
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Self::new(self.x - rhs.x, self.y - rhs.y, self.z - rhs.z)
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}
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}
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impl Mul<f32> for Vec3 {
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type Output = Self;
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fn mul(self, rhs: f32) -> Self {
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Self::new(self.x * rhs, self.y * rhs, self.z * rhs)
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}
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}
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