Struct semeion::math::transform::Transform

pub struct Transform { /* fields omitted */ }

The transformation matrix for 2 dimensions.

Implementations

impl Transform

pub fn identity() -> Self

Constructs the identity matrix.

pub fn zero() -> Self

Constructs a transformation matrix where all the elements are equal to zero.

pub fn translate(translation: impl Into<Vector>) -> Self

Constructs a translation transformation and specifies the displacements in the direction of the x-axis and y-axis.

pub fn translation(&self) -> Vector

Gets the translation vector.

pub fn scale(scale: impl Into<Vector>) -> Self

Constructs a scale transformation that has the specified scale factors and the origin as center point.

pub fn scale_around(
    scale: impl Into<Vector>,
    center: impl Into<Coordinate>
) -> Self

Constructs a scale transformation that has the specified scale factors and the given center point.

pub fn scaling(&self) -> Vector

Gets the scaling vector.

pub fn rotate(angle: f32) -> Self

Constructs a rotation transformation with the given angle in degrees around the origin.

pub fn rotate_around(angle: f32, center: impl Into<Coordinate>) -> Self

Constructs a rotation transformation with the given angle in degrees and the given center point.

pub fn rotation(&self) -> f32

Gets the rotation angle in degrees.

pub fn transpose(&self) -> Self

Gets the transpose of this matrix.

pub fn to_row_matrix4(&self) -> [[f32; 4]; 4]

Gets the 4x4 row matrix representation of this transformation matrix.

pub fn to_column_matrix4(&self) -> [[f32; 4]; 4]

Gets the 4x4 column matrix representation of this transformation matrix.

Trait Implementations

impl Add<Transform> for Transform

type Output = Self

The resulting type after applying the + operator.

pub fn add(self, other: Self) -> Self

Performs the + operation.

impl AddAssign<Transform> for Transform

pub fn add_assign(&mut self, other: Self)

Performs the += operation.

impl Clone for Transform

pub fn clone(&self) -> Transform

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for Transform

impl Debug for Transform

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

Formats the value using the given formatter.

impl Default for Transform

pub fn default() -> Self

Returns the identity matrix.

impl Deref for Transform

type Target = [[f32; 3]; 3]

The resulting type after dereferencing.

pub fn deref(&self) -> &Self::Target

Dereferences the value.

impl DerefMut for Transform

pub fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

impl From<[[f32; 3]; 3]> for Transform

pub fn from(elements: [[f32; 3]; 3]) -> Self

Performs the conversion.

impl From<Transform> for [[f32; 3]; 3]

pub fn from(transform: Transform) -> Self

Performs the conversion.

impl Mul<Point<f32>> for Transform

type Output = Vector

The resulting type after applying the * operator.

pub fn mul(self, other: Vector) -> Vector

Performs the * operation.

impl Mul<Transform> for Transform

type Output = Self

The resulting type after applying the * operator.

pub fn mul(self, other: Self) -> Self

Performs the * operation.

impl Mul<f32> for Transform

type Output = Self

The resulting type after applying the * operator.

pub fn mul(self, other: f32) -> Self

Performs the * operation.

impl MulAssign<Transform> for Transform

pub fn mul_assign(&mut self, other: Self)

Performs the *= operation.

impl MulAssign<f32> for Transform

pub fn mul_assign(&mut self, other: f32)

Performs the *= operation.

impl PartialEq<Transform> for Transform

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

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

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

This method tests for !=.

impl StructuralPartialEq for Transform

impl Sub<Transform> for Transform

type Output = Self

The resulting type after applying the - operator.

pub fn sub(self, other: Self) -> Self

Performs the - operation.

impl SubAssign<Transform> for Transform

pub fn sub_assign(&mut self, other: Self)

Performs the -= operation.