Trait cgmath::Array

pub trait Array where
    Self: Index<usize, Output = Self::Element>,
    Self: IndexMut<usize, Output = Self::Element>, {
    type Element: Copy;
    fn len() -> usize;
    fn from_value(value: Self::Element) -> Self;
    fn sum(self) -> Self::Element
    where
        Self::Element: Add<Output = Self::Element>;
    fn product(self) -> Self::Element
    where
        Self::Element: Mul<Output = Self::Element>;
    fn is_finite(&self) -> bool
    where
        Self::Element: BaseFloat;

    fn as_ptr(&self) -> *const Self::Element { ... }
    fn as_mut_ptr(&mut self) -> *mut Self::Element { ... }
    fn swap_elements(&mut self, i: usize, j: usize) { ... }
}

An array containing elements of type Element

Associated Types

type Element: Copy

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Required methods

fn len() -> usize

Get the number of elements in the array type

use cgmath::prelude::*;
use cgmath::Vector3;

assert_eq!(Vector3::<f32>::len(), 3);

fn from_value(value: Self::Element) -> Self

Construct a vector from a single value, replicating it.

use cgmath::prelude::*;
use cgmath::Vector3;

assert_eq!(Vector3::from_value(1),
           Vector3::new(1, 1, 1));

fn sum(self) -> Self::Element where
    Self::Element: Add<Output = Self::Element>, 

The sum of the elements of the array.

fn product(self) -> Self::Element where
    Self::Element: Mul<Output = Self::Element>, 

The product of the elements of the array.

fn is_finite(&self) -> bool where
    Self::Element: BaseFloat, 

Whether all elements of the array are finite

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Provided methods

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 swap_elements(&mut self, i: usize, j: usize)

Swap the elements at indices i and j in-place.

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Implementors

impl<S: BaseNum> Array for Point1<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Point1<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

impl<S: BaseNum> Array for Point2<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Point2<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

impl<S: BaseNum> Array for Point3<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Point3<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

impl<S: Copy> Array for Vector1<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Vector1<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

impl<S: Copy> Array for Vector2<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Vector2<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

impl<S: Copy> Array for Vector3<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Vector3<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

impl<S: Copy> Array for Vector4<S>

type Element = S

fn len() -> usize

fn from_value(scalar: S) -> Vector4<S>

fn sum(self) -> S where
    S: Add<Output = S>, 

fn product(self) -> S where
    S: Mul<Output = S>, 

fn is_finite(&self) -> bool where
    S: BaseFloat, 

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