Struct pi_spatial::tilemap::TileMap

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pub struct TileMap<K: Key, T> {
    pub info: MapInfo,
    /* private fields */
}
Expand description

松散地图结构体

N的约束

  • 浮点数算术运算,可拷贝,可偏序比较;
  • 实际使用的时候就是浮点数字类型,比如:f32/f64;

Fields§

§info: MapInfo

Implementations§

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impl<K: Key, T> TileMap<K, T>

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pub fn new(bounds: Aabb, width: usize, height: usize) -> Self

新建一个瓦片图

需传入根节点(即全场景),指定瓦片图的宽度和高度

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pub fn get_tile_index(&self, loc: Point2<Real>) -> usize

获得指定位置的瓦片,超出地图边界则返回最近的边界瓦片

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pub fn get_tile_iter<'a>(&'a self, tile_index: usize) -> (usize, Iter<'a, K, T>)

获得指定位置瓦片的节点数量和节点迭代器

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pub fn query_iter(&self, aabb: &Aabb) -> (usize, QueryIter)

获得指定范围的tile数量和迭代器

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pub fn add(&mut self, id: K, aabb: Aabb, bind: T) -> bool

指定id,在地图中添加一个aabb单元及其绑定

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pub fn iter(&self) -> Iter<'_, K, AbNode<K, Aabb, T>>

获取所有id的aabb及其绑定的迭代器

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pub fn get(&self, id: K) -> Option<&(Aabb, T)>

获取指定id的aabb及其绑定

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pub unsafe fn get_unchecked(&self, id: K) -> &(Aabb, T)

获取指定id的aabb及其绑定

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pub unsafe fn get_mut(&mut self, id: K) -> Option<&mut T>

获取指定id的可写绑定

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pub unsafe fn get_unchecked_mut(&mut self, id: K) -> &mut T

获取指定id的可写绑定

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pub fn contains_key(&self, id: K) -> bool

检查是否包含某个key

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pub fn update(&mut self, id: K, aabb: Aabb) -> bool

更新指定id的aabb

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pub fn shift(&mut self, id: K, distance: Vector2<Real>) -> bool

移动指定id的aabb

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pub fn update_bind(&mut self, id: K, bind: T) -> bool

更新指定id的绑定

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pub fn remove(&mut self, id: K) -> Option<(Aabb, T)>

移除指定id的aabb及其绑定

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pub fn get_tile_index_by_id(&self, id: K) -> usize

获得指定id的所在的tile

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pub fn len(&self) -> usize

获得节点数量

Auto Trait Implementations§

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impl<K, T> RefUnwindSafe for TileMap<K, T>where K: RefUnwindSafe, T: RefUnwindSafe,

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impl<K, T> Send for TileMap<K, T>where K: Send, T: Send,

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impl<K, T> Sync for TileMap<K, T>where K: Sync, T: Sync,

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impl<K, T> Unpin for TileMap<K, T>where K: Unpin, T: Unpin,

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impl<K, T> UnwindSafe for TileMap<K, T>where K: UnwindSafe, T: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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> Downcast for Twhere T: Any,

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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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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 from(t: T) -> T

Returns the argument unchanged.

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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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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

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unsafe fn init(init: <T as Pointable>::Init) -> usize

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Dereferences the given pointer. Read more
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type Output = T

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