Struct Matrix2

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#[repr(C, packed(1))]
pub struct Matrix2 { pub m: [f32; 4], }

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§m: [f32; 4]

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impl Matrix2

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pub fn new() -> Matrix2

Creates a matrix set to its identity

§Examples
use vex::Matrix2;
 
let actual = Matrix2::new();
assert_eq!(actual.m, [
    1.0, 0.0,
    0.0, 1.0,
]);
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pub fn make(m11: f32, m21: f32, m12: f32, m22: f32) -> Matrix2

Creates a matrix from the provided values

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
let expected = [1.0, 2.0, 3.0, 4.0];
assert_eq!(actual.m, expected);
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pub fn m11(&self) -> f32

Gets the value for the m11 element

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert_eq!(actual.m11(), 1.0);
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pub fn m21(&self) -> f32

Gets the value for the m21 element

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert_eq!(actual.m21(), 2.0);
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pub fn m12(&self) -> f32

Gets the value for the m12 element

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert_eq!(actual.m12(), 3.0);
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pub fn m22(&self) -> f32

Gets the value for the m22 element

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert_eq!(actual.m22(), 4.0);
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pub fn set_m11(&mut self, v: f32)

Sets the value for the m11 element

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(0.0, 0.0, 0.0, 0.0);
actual.set_m11(1.0);
let expected = [1.0, 0.0, 0.0, 0.0];
assert_eq!(actual.m, expected);
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pub fn set_m21(&mut self, v: f32)

Sets the value for the m21 element

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(0.0, 0.0, 0.0, 0.0);
actual.set_m21(1.0);
let expected = [0.0, 1.0, 0.0, 0.0];
assert_eq!(actual.m, expected);
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pub fn set_m12(&mut self, v: f32)

Sets the value for the m12 element

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(0.0, 0.0, 0.0, 0.0);
actual.set_m12(1.0);
let expected = [0.0, 0.0, 1.0, 0.0];
assert_eq!(actual.m, expected);
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pub fn set_m22(&mut self, v: f32)

Sets the value for the m22 element

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(0.0, 0.0, 0.0, 0.0);
actual.set_m22(1.0);
let expected = [0.0, 0.0, 0.0, 1.0];
assert_eq!(actual.m, expected);
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pub fn set(&mut self, m11: f32, m21: f32, m12: f32, m22: f32)

Sets the internal contents of the matrix

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::new();
actual.set(1.0, 2.0, 3.0, 4.0);
let expected = Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert_eq!(actual, expected);
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pub fn transpose(&mut self)

Transposes the matrix’s elements

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual.transpose();
let expected = Matrix2::make(1.0, 3.0, 2.0, 4.0);
assert_eq!(actual, expected);
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pub fn determinant(&self) -> f32

Find the matrix’s determinant

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0).determinant();
assert_eq!(actual, -2.0);
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pub fn inverse(&mut self) -> bool

Inverses the matrix

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual.inverse();
let expected = Matrix2::make(-2.0, 1.0, 1.5, -0.5);
assert_eq!(actual, expected);
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pub fn is_valid(&self) -> bool

Determine whether or not all elements of the matrix are valid

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert!(actual.is_valid());

Trait Implementations§

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impl Add<f32> for Matrix2

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fn add(self, _rhs: f32) -> Matrix2

Find the resulting matrix by adding a scalar to a matrix’s elements

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0) + 1.0;
let expected = Matrix2::make(2.0, 3.0, 4.0, 5.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the + operator.
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impl Add for Matrix2

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fn add(self, _rhs: Matrix2) -> Matrix2

Add two matrices

§Examples
use vex::Matrix2;
 
let a = Matrix2::make(1.0, 2.0, 3.0, 4.0);
let b = Matrix2::make(5.0, 6.0, 7.0, 8.0);
let actual = a + b;
let expected = Matrix2::make(6.0, 8.0, 10.0, 12.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the + operator.
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impl AddAssign<f32> for Matrix2

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fn add_assign(&mut self, _rhs: f32)

Increment a matrix by a scalar

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual += 10.0;
let expected = Matrix2::make(11.0, 12.0, 13.0, 14.0);
assert_eq!(actual, expected);
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impl AddAssign for Matrix2

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fn add_assign(&mut self, _rhs: Matrix2)

Increment a matrix by another matrix

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual += Matrix2::make(1.0, 2.0, 3.0, 4.0);
let expected = Matrix2::make(2.0, 4.0, 6.0, 8.0);
assert_eq!(actual, expected);
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impl Clone for Matrix2

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fn clone(&self) -> Matrix2

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Matrix2

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

Formats the value using the given formatter. Read more
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impl Display for Matrix2

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

Formats the value using the given formatter. Read more
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impl Div<f32> for Matrix2

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fn div(self, _rhs: f32) -> Matrix2

Find the resulting matrix by dividing a scalar to a matrix’s elements

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0) / 2.0;
let expected = Matrix2::make(0.5, 1.0, 1.5, 2.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the / operator.
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impl DivAssign<f32> for Matrix2

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fn div_assign(&mut self, _rhs: f32)

Divide a matrix by a scalar

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual /= 2.0;
let expected = Matrix2::make(0.5, 1.0, 1.5, 2.0);
assert_eq!(actual, expected);
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impl Matrix<Vector2> for Matrix2

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fn transform_point(&self, point: &Vector2) -> Vector2

Find the resulting vector given a vector and matrix

§Examples
use vex::Matrix;
use vex::Matrix2;
use vex::Vector2;

let m = Matrix2::make(1.0, 2.0, 3.0, 4.0);
let v = Vector2::make(1.0, 2.0);
let actual = m.transform_point(&v);
let expected = Vector2::make(7.0, 10.0);
assert_eq!(actual, expected);
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impl Mul<f32> for Matrix2

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fn mul(self, _rhs: f32) -> Matrix2

Find the resulting matrix by multiplying a scalar to a matrix’s elements

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0) * 2.0;
let expected = Matrix2::make(2.0, 4.0, 6.0, 8.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the * operator.
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impl Mul for Matrix2

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fn mul(self, _rhs: Matrix2) -> Matrix2

Multiply two matrices

§Examples
use vex::Matrix2;
 
let a = Matrix2::make(1.0, 2.0, 3.0, 4.0);
let b = Matrix2::make(5.0, 6.0, 7.0, 8.0);
let actual = a * b;
let expected = Matrix2::make(23.0, 34.0, 31.0, 46.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the * operator.
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impl MulAssign<f32> for Matrix2

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fn mul_assign(&mut self, _rhs: f32)

Multiply a matrix by a scalar

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual *= 2.0;
let expected = Matrix2::make(2.0, 4.0, 6.0, 8.0);
assert_eq!(actual, expected);
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impl MulAssign for Matrix2

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fn mul_assign(&mut self, _rhs: Matrix2)

Multiply a matrix by another matrix

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual *= Matrix2::make(5.0, 6.0, 7.0, 8.0);
let expected = Matrix2::make(23.0, 34.0, 31.0, 46.0);
assert_eq!(actual, expected);
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impl Neg for Matrix2

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fn neg(self) -> Matrix2

Negates the matrix’s elements

§Examples
use vex::Matrix2;
 
let actual = -Matrix2::make(1.0, 2.0, 3.0, 4.0);
let expected = Matrix2::make(-1.0, -2.0, -3.0, -4.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the - operator.
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impl PartialEq for Matrix2

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fn eq(&self, _rhs: &Matrix2) -> bool

Determines if two matrices’ elements are equivalent

§Examples
use vex::Matrix2;

assert!(Matrix2::new() == Matrix2::new());
1.0.0 · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Sub<f32> for Matrix2

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fn sub(self, _rhs: f32) -> Matrix2

Find the resulting matrix by subtracting a scalar from a matrix’s elements

§Examples
use vex::Matrix2;
 
let actual = Matrix2::make(1.0, 2.0, 3.0, 4.0) - 10.0;
let expected = Matrix2::make(-9.0, -8.0, -7.0, -6.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the - operator.
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impl Sub for Matrix2

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fn sub(self, _rhs: Matrix2) -> Matrix2

Subtract two matrices

§Examples
use vex::Matrix2;
 
let a = Matrix2::make(1.0, 2.0, 3.0, 4.0);
let b = Matrix2::make(5.0, 4.0, 3.0, 2.0);
let actual = a - b;
let expected = Matrix2::make(-4.0, -2.0, 0.0, 2.0);
assert_eq!(actual, expected);
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type Output = Matrix2

The resulting type after applying the - operator.
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impl SubAssign<f32> for Matrix2

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fn sub_assign(&mut self, _rhs: f32)

Decrement a matrix by a scalar

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(1.0, 2.0, 3.0, 4.0);
actual -= 1.0;
let expected = Matrix2::make(0.0, 1.0, 2.0, 3.0);
assert_eq!(actual, expected);
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impl SubAssign for Matrix2

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fn sub_assign(&mut self, _rhs: Matrix2)

Decrement a matrix by another matrix

§Examples
use vex::Matrix2;
 
let mut actual = Matrix2::make(2.0, 2.0, 3.0, 5.0);
actual -= Matrix2::make(1.0, 2.0, 3.0, 4.0);
assert_eq!(actual, Matrix2::new());
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impl Copy for Matrix2

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.