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Grid

wde_terrain_grid::core::grid

Struct Grid 

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pub struct Grid { /* private fields */ }
Expand description

The main terrain grid resource that holds all the terrain chunks and their respective tiles.

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impl Grid

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pub fn get_entity( &self, chunk_pos: GridChunkPos, local_pos: GridLocalPos, ) -> Option<Entity>

Gets the entity at the specified chunk and local tile position in the grid, if it exists.

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pub fn set_entity(&mut self, grid_entity: &GridEntity, entity: Entity)

Adds the specified entity to the grid at the positions occupied by the entity footprint.

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pub fn remove_entity(&mut self, entity: Entity)

Removes the specified entity from the grid, freeing up the tiles it occupied.

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pub fn is_area_free(&self, entity: &GridEntity) -> bool

Check if the position and extent are valid for placement (no existing entities in the area).

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pub fn get_nearest_tile(world_pos: Vec2) -> GridTilePos

Gets the nearest chunk and tile position (without subtile direction) for a given world position.

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pub fn get_chunk_world_pos(chunk_pos: GridChunkPos) -> Vec2

Gets the center world position of a given chunk.

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pub fn get_tile_world_pos(pos: GridTilePos) -> Vec2

Gets the center world position for a given chunk and local tile position.

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pub fn set_parent(&mut self, parent: Entity)

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pub fn get_parent(&self) -> Option<Entity>

Trait Implementations§

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impl Default for Grid

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fn default() -> Grid

Returns the “default value” for a type. Read more
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impl Resource for Grid
where Self: Send + Sync + 'static,

Auto Trait Implementations§

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impl Freeze for Grid

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impl RefUnwindSafe for Grid

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impl Send for Grid

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impl Sync for Grid

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impl Unpin for Grid

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impl UnsafeUnpin for Grid

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impl UnwindSafe for Grid

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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> ConditionalSend for T
where T: Send,

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impl<T> Downcast for T
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fn into_any(self: Box<T>) -> Box<dyn Any>

Converts Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>, which can then be downcast into Box<dyn ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Converts Rc<Trait> (where Trait: Downcast) to Rc<Any>, which can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Converts &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Converts &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> Downcast<T> for T

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fn downcast(&self) -> &T

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impl<T> DowncastSend for T
where T: Any + Send,

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fn into_any_send(self: Box<T>) -> Box<dyn Any + Send>

Converts Box<Trait> (where Trait: DowncastSend) to Box<dyn Any + Send>, which can then be downcast into Box<ConcreteType> where ConcreteType implements Trait.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Send + Sync> ⓘ

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromWorld for T
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fn from_world(_world: &mut World) -> T

Creates Self using default().

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const WITNESS: W = W::MAKE

A constant of the type witness
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where T: ?Sized,

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const TYPE_EQ: TypeEq<T, <T as Identity>::Type> = TypeEq::NEW

Proof that Self is the same type as Self::Type, provides methods for casting between Self and Self::Type.
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type Type = T

The same type as Self, used to emulate type equality bounds (T == U) with associated type equality constraints (T: Identity<Type = U>).
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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Calls U::from(self).

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The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
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