vector4.rs

use super::*;

pub fn gen_vector4() -> TokenStream {
    quote! {
        impl Vector4 {
            pub fn new(X: f32, Y: f32, Z: f32, W: f32) -> Self {
                Self { X, Y, Z, W }
            }
            pub fn zero() -> Self {
                Self {
                    X: 0f32,
                    Y: 0f32,
                    Z: 0f32,
                    W: 0f32,
                }
            }
            pub fn one() -> Self {
                Self {
                    X: 1f32,
                    Y: 1f32,
                    Z: 1f32,
                    W: 1f32,
                }
            }
            pub fn unit_x() -> Self {
                Self {
                    X: 1.0,
                    Y: 0.0,
                    Z: 0.0,
                    W: 0.0,
                }
            }
            pub fn unit_y() -> Self {
                Self {
                    X: 0.0,
                    Y: 1.0,
                    Z: 0.0,
                    W: 0.0,
                }
            }
            pub fn unit_z() -> Self {
                Self {
                    X: 0.0,
                    Y: 0.0,
                    Z: 1.0,
                    W: 0.0,
                }
            }
            pub fn unit_w() -> Self {
                Self {
                    X: 0.0,
                    Y: 0.0,
                    Z: 0.0,
                    W: 1.0,
                }
            }
            pub fn dot(&self, rhs: &Self) -> f32 {
                self.X * rhs.X + self.Y * rhs.Y + self.Z * rhs.Z + self.W * rhs.W
            }
            pub fn length_squared(&self) -> f32 {
                self.dot(self)
            }
            pub fn length(&self) -> f32 {
                self.length_squared().sqrt()
            }
            pub fn distance(&self, value: &Self) -> f32 {
                (self - value).length()
            }
            pub fn distance_squared(&self, value: &Self) -> f32 {
                (self - value).length_squared()
            }
            pub fn normalize(&self) -> Self {
                self / self.length()
            }

            fn impl_add(&self, rhs: &Self) -> Self {
                Self {
                    X: self.X + rhs.X,
                    Y: self.Y + rhs.Y,
                    Z: self.Z + rhs.Z,
                    W: self.W + rhs.W,
                }
            }
            fn impl_sub(&self, rhs: &Self) -> Self {
                Self {
                    X: self.X - rhs.X,
                    Y: self.Y - rhs.Y,
                    Z: self.Z - rhs.Z,
                    W: self.W - rhs.W,
                }
            }
            fn impl_div(&self, rhs: &Self) -> Self {
                Self {
                    X: self.X / rhs.X,
                    Y: self.Y / rhs.Y,
                    Z: self.Z / rhs.Z,
                    W: self.W / rhs.W,
                }
            }
            fn impl_div_f32(&self, rhs: f32) -> Self {
                Self {
                    X: self.X / rhs,
                    Y: self.Y / rhs,
                    Z: self.Z / rhs,
                    W: self.W / rhs,
                }
            }
            fn impl_mul(&self, rhs: &Self) -> Self {
                Self {
                    X: self.X * rhs.X,
                    Y: self.Y * rhs.Y,
                    Z: self.Z * rhs.Z,
                    W: self.W * rhs.W,
                }
            }
            fn impl_mul_f32(&self, rhs: f32) -> Self {
                Self {
                    X: self.X * rhs,
                    Y: self.Y * rhs,
                    Z: self.Z * rhs,
                    W: self.W * rhs,
                }
            }
        }

        impl ::core::ops::Add<Vector4> for Vector4 {
            type Output = Vector4;
            fn add(self, rhs: Vector4) -> Vector4 {
                self.impl_add(&rhs)
            }
        }
        impl ::core::ops::Add<&Vector4> for Vector4 {
            type Output = Vector4;
            fn add(self, rhs: &Vector4) -> Vector4 {
                self.impl_add(rhs)
            }
        }
        impl ::core::ops::Add<Vector4> for &Vector4 {
            type Output = Vector4;
            fn add(self, rhs: Vector4) -> Vector4 {
                self.impl_add(&rhs)
            }
        }
        impl ::core::ops::Add<&Vector4> for &Vector4 {
            type Output = Vector4;
            fn add(self, rhs: &Vector4) -> Vector4 {
                self.impl_add(rhs)
            }
        }
        impl ::core::ops::Sub<Vector4> for Vector4 {
            type Output = Vector4;
            fn sub(self, rhs: Vector4) -> Vector4 {
                self.impl_sub(&rhs)
            }
        }
        impl ::core::ops::Sub<&Vector4> for Vector4 {
            type Output = Vector4;
            fn sub(self, rhs: &Vector4) -> Vector4 {
                self.impl_sub(rhs)
            }
        }
        impl ::core::ops::Sub<Vector4> for &Vector4 {
            type Output = Vector4;
            fn sub(self, rhs: Vector4) -> Vector4 {
                self.impl_sub(&rhs)
            }
        }
        impl ::core::ops::Sub<&Vector4> for &Vector4 {
            type Output = Vector4;
            fn sub(self, rhs: &Vector4) -> Vector4 {
                self.impl_sub(rhs)
            }
        }
        impl ::core::ops::Div<Vector4> for Vector4 {
            type Output = Vector4;
            fn div(self, rhs: Vector4) -> Vector4 {
                self.impl_div(&rhs)
            }
        }
        impl ::core::ops::Div<&Vector4> for Vector4 {
            type Output = Vector4;
            fn div(self, rhs: &Vector4) -> Vector4 {
                self.impl_div(rhs)
            }
        }
        impl ::core::ops::Div<Vector4> for &Vector4 {
            type Output = Vector4;
            fn div(self, rhs: Vector4) -> Vector4 {
                self.impl_div(&rhs)
            }
        }
        impl ::core::ops::Div<&Vector4> for &Vector4 {
            type Output = Vector4;
            fn div(self, rhs: &Vector4) -> Vector4 {
                self.impl_div(rhs)
            }
        }
        impl ::core::ops::Div<f32> for Vector4 {
            type Output = Vector4;
            fn div(self, rhs: f32) -> Vector4 {
                self.impl_div_f32(rhs)
            }
        }
        impl ::core::ops::Div<f32> for &Vector4 {
            type Output = Vector4;
            fn div(self, rhs: f32) -> Vector4 {
                self.impl_div_f32(rhs)
            }
        }
        impl ::core::ops::Mul<Vector4> for Vector4 {
            type Output = Vector4;
            fn mul(self, rhs: Vector4) -> Vector4 {
                self.impl_mul(&rhs)
            }
        }
        impl ::core::ops::Mul<&Vector4> for Vector4 {
            type Output = Vector4;
            fn mul(self, rhs: &Vector4) -> Vector4 {
                self.impl_mul(rhs)
            }
        }
        impl ::core::ops::Mul<Vector4> for &Vector4 {
            type Output = Vector4;
            fn mul(self, rhs: Vector4) -> Vector4 {
                self.impl_mul(&rhs)
            }
        }
        impl ::core::ops::Mul<&Vector4> for &Vector4 {
            type Output = Vector4;
            fn mul(self, rhs: &Vector4) -> Vector4 {
                self.impl_mul(rhs)
            }
        }
        impl ::core::ops::Mul<f32> for Vector4 {
            type Output = Vector4;
            fn mul(self, rhs: f32) -> Vector4 {
                self.impl_mul_f32(rhs)
            }
        }
        impl ::core::ops::Mul<f32> for &Vector4 {
            type Output = Vector4;
            fn mul(self, rhs: f32) -> Vector4 {
                self.impl_mul_f32(rhs)
            }
        }
    }
}