Octant

shadowcaster::prelude

Enum Octant

pub enum Octant {
    NorthOfEast,
    EastOfNorth,
    WestOfNorth,
    NorthOfWest,
    SouthOfWest,
    WestOfSouth,
    EastOfSouth,
    SouthOfEast,
}

Expand description

4\33333|22222/1 44\3333|2222/11 444\333|222/111 4444\33|22/1111 44444\3|2/11111 ——@_@—— 55555/6|7\88888 5555/66|77\8888 555/666|777\888 55/6666|7777\88 5/66666|77777\8

Variants§

NorthOfEast

EastOfNorth

WestOfNorth

NorthOfWest

SouthOfWest

WestOfSouth

EastOfSouth

SouthOfEast

Implementations§

impl Octant

pub fn grid_point_on_scan_line( &self, observer: IVec2, depth: i32, slope: f32, ) -> IVec2

Get the grid point on scan line per quadrant

pub fn get_adjusted_pivot(&self, pivot: Pivot) -> Pivot

pub fn slope_abs( &self, world_dimensions: &WorldDimensions, observer: &IVec2, tile: &IVec2, pivot: Pivot, ) -> f32

Returns the absolute slope for an octant Octants (1, 4, 5, 8) and (2, 3, 6, 7) should have the same absolute slope

pub fn get_next_tile_on_scanline(&self, tile: &IVec2) -> IVec2

Trait Implementations§

impl Clone for Octant

fn clone(&self) -> Octant

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Copy for Octant

Auto Trait Implementations§

impl Freeze for Octant

impl RefUnwindSafe for Octant

impl Send for Octant

impl Sync for Octant

impl Unpin for Octant

impl UnwindSafe for Octant

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more

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

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

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.