Struct cgmath::Matrix4

pub struct Matrix4<S> {
    pub x: Vector4<S>,
    pub y: Vector4<S>,
    pub z: Vector4<S>,
    pub w: Vector4<S>,
}

A 4 x 4, column major matrix

Fields

x: Vector4<S>

y: Vector4<S>

z: Vector4<S>

w: Vector4<S>

Implementations

impl<S> Matrix4<S>

pub fn new( c0r0: S, c0r1: S, c0r2: S, c0r3: S, c1r0: S, c1r1: S, c1r2: S, c1r3: S, c2r0: S, c2r1: S, c2r2: S, c2r3: S, c3r0: S, c3r1: S, c3r2: S, c3r3: S ) -> Matrix4<S>

Create a new matrix, providing values for each index.

pub fn from_cols( c0: Vector4<S>, c1: Vector4<S>, c2: Vector4<S>, c3: Vector4<S> ) -> Matrix4<S>

Create a new matrix, providing columns.

impl<S: BaseNum> Matrix4<S>

pub fn from_translation(v: Vector3<S>) -> Matrix4<S>

Create a translation matrix from a Vector3

impl<S: BaseFloat> Matrix4<S>

pub fn look_at(eye: Point3<S>, center: Point3<S>, up: Vector3<S>) -> Matrix4<S>

Create a transformation matrix that will cause a vector to point at dir, using up for orientation.

impl<S: Copy + Neg<Output = S>> Matrix4<S>

pub fn neg_self(&mut self)

Negate this Matrix4 in-place.

Trait Implementations

impl<'a, 'b, S: BaseFloat> Add<&'a Matrix4<S>> for &'b Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the + operator.

fn add(self, other: &'a Matrix4<S>) -> Matrix4<S>

Performs the + operation.

impl<S: BaseFloat> ApproxEq for Matrix4<S>

type Epsilon = S

fn approx_eq_eps(&self, other: &Matrix4<S>, epsilon: &S) -> bool

fn approx_epsilon() -> Self::Epsilon

fn approx_eq(&self, other: &Self) -> bool

impl<S> AsMut<[[S; 4]; 4]> for Matrix4<S>

fn as_mut(&mut self) -> &mut [[S; 4]; 4]

Converts this type into a mutable reference of the (usually inferred) input type.

impl<S> AsMut<[S; 16]> for Matrix4<S>

fn as_mut(&mut self) -> &mut [S; 16]

Converts this type into a mutable reference of the (usually inferred) input type.

impl<S> AsRef<[[S; 4]; 4]> for Matrix4<S>

fn as_ref(&self) -> &[[S; 4]; 4]

Converts this type into a shared reference of the (usually inferred) input type.

impl<S> AsRef<[S; 16]> for Matrix4<S>

fn as_ref(&self) -> &[S; 16]

Converts this type into a shared reference of the (usually inferred) input type.

impl<S: Clone> Clone for Matrix4<S>

fn clone(&self) -> Matrix4<S>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<S: BaseNum> Debug for Matrix4<S>

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

Formats the value using the given formatter.

impl<S: Decodable> Decodable for Matrix4<S>

fn decode<__D: Decoder>(d: &mut __D) -> Result<Matrix4<S>, __D::Error>

Deserialize a value using a Decoder.

impl<'a, S: BaseFloat> Div<S> for &'a Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the / operator.

fn div(self, s: S) -> Matrix4<S>

Performs the / operation.

impl<S: Encodable> Encodable for Matrix4<S>

fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>

Serialize a value using an Encoder.

impl<'a, S> From<&'a [[S; 4]; 4]> for &'a Matrix4<S>

fn from(m: &'a [[S; 4]; 4]) -> &'a Matrix4<S>

Converts to this type from the input type.

impl<'a, S> From<&'a [S; 16]> for &'a Matrix4<S>

fn from(m: &'a [S; 16]) -> &'a Matrix4<S>

Converts to this type from the input type.

impl<'a, S> From<&'a mut [[S; 4]; 4]> for &'a mut Matrix4<S>

fn from(m: &'a mut [[S; 4]; 4]) -> &'a mut Matrix4<S>

Converts to this type from the input type.

impl<'a, S> From<&'a mut [S; 16]> for &'a mut Matrix4<S>

fn from(m: &'a mut [S; 16]) -> &'a mut Matrix4<S>

Converts to this type from the input type.

impl<S: Copy> From<[[S; 4]; 4]> for Matrix4<S>

fn from(m: [[S; 4]; 4]) -> Matrix4<S>

Converts to this type from the input type.

impl<S: BaseNum> From<AffineMatrix3<S>> for Matrix4<S>

fn from(aff: AffineMatrix3<S>) -> Matrix4<S>

Converts to this type from the input type.

impl<S: BaseFloat, R: Rotation3<S>> From<Decomposed<Vector3<S>, R>> for Matrix4<S>

fn from(dec: Decomposed<Vector3<S>, R>) -> Matrix4<S>

Converts to this type from the input type.

impl<S: BaseFloat> From<Matrix2<S>> for Matrix4<S>

fn from(m: Matrix2<S>) -> Matrix4<S>

Clone the elements of a 2-dimensional matrix into the top-left corner of a 4-dimensional identity matrix.

impl<S: BaseFloat> From<Matrix3<S>> for Matrix4<S>

fn from(m: Matrix3<S>) -> Matrix4<S>

Clone the elements of a 3-dimensional matrix into the top-left corner of a 4-dimensional identity matrix.

impl<S: BaseFloat> From<Ortho<S>> for Matrix4<S>

fn from(ortho: Ortho<S>) -> Matrix4<S>

Converts to this type from the input type.

impl<S: BaseFloat + 'static> From<Perspective<S>> for Matrix4<S>

fn from(persp: Perspective<S>) -> Matrix4<S>

Converts to this type from the input type.

impl<S: BaseFloat, A: Angle<S>> From<PerspectiveFov<S, A>> for Matrix4<S>

fn from(persp: PerspectiveFov<S, A>) -> Matrix4<S>

Converts to this type from the input type.

impl<S: BaseFloat> From<Quaternion<S>> for Matrix4<S>

fn from(quat: Quaternion<S>) -> Matrix4<S>

Convert the quaternion to a 4 x 4 rotation matrix

impl<S> Index<usize> for Matrix4<S>

type Output = Vector4<S>

The returned type after indexing.

fn index<'a>(&'a self, i: usize) -> &'a Vector4<S>

Performs the indexing (container[index]) operation.

impl<S> IndexMut<usize> for Matrix4<S>

fn index_mut<'a>(&'a mut self, i: usize) -> &'a mut Vector4<S>

Performs the mutable indexing (container[index]) operation.

impl<S> Into<[[S; 4]; 4]> for Matrix4<S>

fn into(self) -> [[S; 4]; 4]

Converts this type into the (usually inferred) input type.

impl<S: BaseFloat> Matrix for Matrix4<S>

type Element = S

The type of the elements in the matrix.

type Column = Vector4<S>

The column vector of the matrix.

type Row = Vector4<S>

The row vector of the matrix.

type Transpose = Matrix4<S>

The type of the transposed matrix

fn row(&self, r: usize) -> Vector4<S>

Get a row from this matrix by-value.

fn swap_rows(&mut self, a: usize, b: usize)

Swap two rows of this array.

fn swap_columns(&mut self, a: usize, b: usize)

Swap two columns of this array.

fn swap_elements(&mut self, a: (usize, usize), b: (usize, usize))

Swap the values at index a and b

fn zero() -> Matrix4<S>

Create a matrix with all of the elements set to zero.

fn mul_m(&self, other: &Matrix4<S>) -> Matrix4<S>

Multiply the matrix by another matrix,

fn mul_v(&self, v: Vector4<S>) -> Vector4<S>

Multiply the matrix by a column vector.

fn mul_s(&self, s: S) -> Matrix4<S>

Multiply this matrix by a scalar, returning the new matrix.

fn div_s(&self, s: S) -> Matrix4<S>

Divide this matrix by a scalar, returning the new matrix.

fn mul_self_s(&mut self, s: S)

Multiply this matrix by a scalar, in-place.

fn div_self_s(&mut self, s: S)

Divide this matrix by a scalar, in-place.

fn transpose(&self) -> Matrix4<S>

Transpose this matrix, returning a new matrix.

fn as_ptr(&self) -> *const Self::Element

Get the pointer to the first element of the array.

fn as_mut_ptr(&mut self) -> *mut Self::Element

Get a mutable pointer to the first element of the array.

fn replace_col(&mut self, c: usize, src: Self::Column) -> Self::Column

Replace a column in the array.

impl<'a, 'b, S: BaseFloat> Mul<&'a Matrix4<S>> for &'b Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the * operator.

fn mul(self, other: &'a Matrix4<S>) -> Matrix4<S>

Performs the * operation.

impl<'a, 'b, S: BaseFloat> Mul<&'a Vector4<S>> for &'b Matrix4<S>

type Output = Vector4<S>

The resulting type after applying the * operator.

fn mul(self, v: &'a Vector4<S>) -> Vector4<S>

Performs the * operation.

impl<'a, S: BaseFloat> Mul<S> for &'a Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the * operator.

fn mul(self, s: S) -> Matrix4<S>

Performs the * operation.

impl<'a, S: BaseFloat> Mul<Vector4<S>> for &'a Matrix4<S>

type Output = Vector4<S>

The resulting type after applying the * operator.

fn mul(self, v: Vector4<S>) -> Vector4<S>

Performs the * operation.

impl<S: BaseFloat> Neg for Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the - operator.

fn neg(self) -> Matrix4<S>

Performs the unary - operation.

impl<S: PartialEq> PartialEq<Matrix4<S>> for Matrix4<S>

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

This method tests for self and other values to be equal, and is used by ==.

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

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

impl<S: BaseFloat + Rand> Rand for Matrix4<S>

fn rand<R: Rng>(rng: &mut R) -> Matrix4<S>

Generates a random instance of this type using the specified source of randomness.

impl<'a, S: BaseFloat> Rem<S> for &'a Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the % operator.

fn rem(self, s: S) -> Matrix4<S>

Performs the % operation.

impl<S: BaseFloat> SquareMatrix for Matrix4<S>

type ColumnRow = Vector4<S>

The row/column vector of the matrix.

fn from_value(value: S) -> Matrix4<S>

Create a new diagonal matrix using the supplied value.

fn from_diagonal(value: Vector4<S>) -> Matrix4<S>

Create a matrix from a non-uniform scale

fn one() -> Matrix4<S>

Create a matrix where the each element of the diagonal is equal to one.

fn add_m(&self, m: &Matrix4<S>) -> Matrix4<S>

Add this matrix with another matrix, returning the new metrix.

fn sub_m(&self, m: &Matrix4<S>) -> Matrix4<S>

Subtract another matrix from this matrix, returning the new matrix.

fn add_self_m(&mut self, m: &Matrix4<S>)

Add this matrix with another matrix, in-place.

fn sub_self_m(&mut self, m: &Matrix4<S>)

Subtract another matrix from this matrix, in-place.

fn transpose_self(&mut self)

Transpose this matrix in-place.

fn determinant(&self) -> S

Take the determinant of this matrix.

fn diagonal(&self) -> Vector4<S>

Return a vector containing the diagonal of this matrix.

fn invert(&self) -> Option<Matrix4<S>>

Invert this matrix, returning a new matrix. m.mul_m(m.invert()) is the identity matrix. Returns None if this matrix is not invertible (has a determinant of zero).

fn is_diagonal(&self) -> bool

Test if this is a diagonal matrix. That is, every element outside of the diagonal is 0.

fn is_symmetric(&self) -> bool

Test if this matrix is symmetric. That is, it is equal to its transpose.

fn mul_self_m(&mut self, m: &Self)

Multiply this matrix by another matrix, in-place.

fn trace(&self) -> Self::Element

Return the trace of this matrix. That is, the sum of the diagonal.

fn invert_self(&mut self)

Invert this matrix in-place.

fn is_invertible(&self) -> bool

Test if this matrix is invertible.

fn is_one(&self) -> bool

Test if this matrix is the identity matrix. That is, it is diagonal and every element in the diagonal is one.

impl<'a, 'b, S: BaseFloat> Sub<&'a Matrix4<S>> for &'b Matrix4<S>

type Output = Matrix4<S>

The resulting type after applying the - operator.

fn sub(self, other: &'a Matrix4<S>) -> Matrix4<S>

Performs the - operation.

impl<S: Copy> Copy for Matrix4<S>

impl<S> StructuralPartialEq for Matrix4<S>