Struct FPoint

pub struct FPoint { /* private fields */ }

Available on crate feature dep_sdl2 only.

Immutable point type with float precision, consisting of x and y.

Implementations

impl FPoint

pub fn new(x: f32, y: f32) -> FPoint

Creates a new point from the given coordinates.

pub fn from_ll(raw: SDL_FPoint) -> FPoint

pub fn raw_slice(slice: &[FPoint]) -> *const SDL_FPoint

pub fn raw(&self) -> *const SDL_FPoint

pub fn offset(self, x: f32, y: f32) -> FPoint

Returns a new point by shifting this point’s coordinates by the given x and y values.

pub fn scale(self, f: f32) -> FPoint

Returns a new point by multiplying this point’s coordinates by the given scale factor.

pub fn x(self) -> f32

Returns the x-coordinate of this point.

pub fn y(self) -> f32

Returns the y-coordinate of this point.

Trait Implementations

impl Add for FPoint

type Output = FPoint

The resulting type after applying the + operator.

fn add(self, rhs: FPoint) -> FPoint

Performs the + operation.

impl AddAssign for FPoint

fn add_assign(&mut self, rhs: FPoint)

Performs the += operation.

impl AsMut<SDL_FPoint> for FPoint

fn as_mut(&mut self) -> &mut SDL_FPoint

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

impl AsRef<SDL_FPoint> for FPoint

fn as_ref(&self) -> &SDL_FPoint

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

impl Clone for FPoint

fn clone(&self) -> FPoint

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for FPoint

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

Formats the value using the given formatter.

impl Deref for FPoint

fn deref(&self) -> &SDL_FPoint

Example

use sdl2::rect::FPoint;
let point = FPoint::new(2.0, 3.0);
assert_eq!(2.0, point.x);

type Target = SDL_FPoint

The resulting type after dereferencing.

impl DerefMut for FPoint

fn deref_mut(&mut self) -> &mut SDL_FPoint

Example

use sdl2::rect::FPoint;
let mut point = FPoint::new(2.0, 3.0);
point.x = 4.0;
assert_eq!(4.0, point.x);

impl Div<f32> for FPoint

type Output = FPoint

The resulting type after applying the / operator.

fn div(self, rhs: f32) -> FPoint

Performs the / operation.

impl DivAssign<f32> for FPoint

fn div_assign(&mut self, rhs: f32)

Performs the /= operation.

impl From<(f32, f32)> for FPoint

fn from(_: (f32, f32)) -> FPoint

Converts to this type from the input type.

impl From<SDL_FPoint> for FPoint

fn from(prim: SDL_FPoint) -> FPoint

Converts to this type from the input type.

impl Into<(f32, f32)> for FPoint

fn into(self) -> (f32, f32)

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

impl Into<SDL_FPoint> for FPoint

fn into(self) -> SDL_FPoint

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

impl Mul<f32> for FPoint

type Output = FPoint

The resulting type after applying the * operator.

fn mul(self, rhs: f32) -> FPoint

Performs the * operation.

impl MulAssign<f32> for FPoint

fn mul_assign(&mut self, rhs: f32)

Performs the *= operation.

impl Neg for FPoint

type Output = FPoint

The resulting type after applying the - operator.

fn neg(self) -> FPoint

Performs the unary - operation.

impl PartialEq for FPoint

fn eq(&self, other: &FPoint) -> 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 FPoint

type Output = FPoint

The resulting type after applying the - operator.

fn sub(self, rhs: FPoint) -> FPoint

Performs the - operation.

impl SubAssign for FPoint

fn sub_assign(&mut self, rhs: FPoint)

Performs the -= operation.

impl Sum for FPoint

fn sum<I>(iter: I) -> FPoint

where I: Iterator<Item = FPoint>,

Takes an iterator and generates Self from the elements by “summing up” the items.

impl Copy for FPoint