Struct Matrix4 

pub struct Matrix4 {

    pub m00: f64,
    pub m01: f64,
    pub m02: f64,
    pub m03: f64,
    pub m10: f64,
    pub m11: f64,
    pub m12: f64,
    pub m13: f64,
    pub m20: f64,
    pub m21: f64,
    pub m22: f64,
    pub m23: f64,
    pub m30: f64,
    pub m31: f64,
    pub m32: f64,
    pub m33: f64,
}

A 4x4 matrix stored in row-major order.

Examples

use use_matrix::Matrix4;

let matrix = Matrix4::from_rows([
    [2.0, 1.0, 0.0, 0.0],
    [0.0, 3.0, 4.0, 0.0],
    [0.0, 0.0, 5.0, 6.0],
    [0.0, 0.0, 0.0, 7.0],
]);

assert_eq!(matrix.determinant(), 210.0);

Fields

m00: f64

m01: f64

m02: f64

m03: f64

m10: f64

m11: f64

m12: f64

m13: f64

m20: f64

m21: f64

m22: f64

m23: f64

m30: f64

m31: f64

m32: f64

m33: f64

Implementations

impl Matrix4

pub const ZERO: Self

The zero matrix.

pub const IDENTITY: Self

The identity matrix.

Examples

use use_matrix::Matrix4;

let matrix = Matrix4::from_rows([
    [1.0, 2.0, 3.0, 4.0],
    [5.0, 6.0, 7.0, 8.0],
    [2.0, 0.0, 1.0, 3.0],
    [4.0, 1.0, 0.0, 2.0],
]);

assert_eq!(Matrix4::IDENTITY * matrix, matrix);

pub const fn new( m00: f64, m01: f64, m02: f64, m03: f64, m10: f64, m11: f64, m12: f64, m13: f64, m20: f64, m21: f64, m22: f64, m23: f64, m30: f64, m31: f64, m32: f64, m33: f64, ) -> Self

Creates a matrix from row-major entries.

pub const fn from_rows(rows: [[f64; 4]; 4]) -> Self

Creates a matrix from row arrays.

pub const fn from_cols(cols: [[f64; 4]; 4]) -> Self

Creates a matrix from column arrays.

pub const fn transpose(self) -> Self

Returns the transpose.

pub const fn determinant(self) -> f64

Returns the determinant.

pub const fn trace(self) -> f64

Returns the trace.

Trait Implementations

impl Add for Matrix4

type Output = Matrix4

The resulting type after applying the + operator.

fn add(self, rhs: Self) -> Self::Output

Performs the + operation.

impl Clone for Matrix4

fn clone(&self) -> Matrix4

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Matrix4

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Div<f64> for Matrix4

type Output = Matrix4

The resulting type after applying the / operator.

fn div(self, rhs: f64) -> Self::Output

Performs the / operation.

impl Mul<Vector4> for Matrix4

type Output = Vector4

The resulting type after applying the * operator.

fn mul(self, rhs: Vector4) -> Self::Output

Performs the * operation.

impl Mul<f64> for Matrix4

type Output = Matrix4

The resulting type after applying the * operator.

fn mul(self, rhs: f64) -> Self::Output

Performs the * operation.

impl Mul for Matrix4

type Output = Matrix4

The resulting type after applying the * operator.

fn mul(self, rhs: Self) -> Self::Output

Performs the * operation.

impl Neg for Matrix4

type Output = Matrix4

The resulting type after applying the - operator.

fn neg(self) -> Self::Output

Performs the unary - operation.

impl PartialEq for Matrix4

fn eq(&self, other: &Matrix4) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Sub for Matrix4

type Output = Matrix4

The resulting type after applying the - operator.

fn sub(self, rhs: Self) -> Self::Output

Performs the - operation.

impl Copy for Matrix4

impl StructuralPartialEq for Matrix4