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Res

galeon_engine::system_param

Struct Res 

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pub struct Res<'w, T: Send + 'static> { /* private fields */ }
Expand description

Shared read access to a world resource.

Trait Implementations§

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impl<T: Send + 'static> Deref for Res<'_, T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &T

Dereferences the value.
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impl<T: Send + 'static> SystemParam for Res<'_, T>

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type Item<'w> = Res<'w, T>

The concrete type produced for a given world lifetime.
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fn access() -> Vec<Access>

Declare what world data this parameter accesses.
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unsafe fn fetch<'w>(world: UnsafeWorldCell) -> Res<'w, T>

Extract the parameter from the world. Read more

Auto Trait Implementations§

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impl<'w, T> Freeze for Res<'w, T>
where &'w T: Freeze,

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impl<'w, T> RefUnwindSafe for Res<'w, T>
where &'w T: RefUnwindSafe,

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impl<'w, T> Send for Res<'w, T>
where &'w T: Send,

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impl<'w, T> Sync for Res<'w, T>
where &'w T: Sync,

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impl<'w, T> Unpin for Res<'w, T>
where &'w T: Unpin,

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impl<'w, T> UnsafeUnpin for Res<'w, T>
where &'w T: UnsafeUnpin,

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impl<'w, T> UnwindSafe for Res<'w, T>
where &'w T: UnwindSafe,

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<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.