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Expose method to update the internal ticks of Ref and Mut #17716

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Feb 11, 2025
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Expose method to update the internal ticks of Ref and Mut #17716

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18 changes: 18 additions & 0 deletions crates/bevy_ecs/src/change_detection.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -859,6 +859,15 @@ impl<'w, T: ?Sized> Ref<'w, T> {
changed_by: caller,
}
}

/// Overwrite the `last_run` and `this_run` tick that are used for change detection.
///
/// This is an advanced feature. `Ref`s are usually _created_ by engine-internal code and
/// _consumed_ by end-user code.
pub fn set_ticks(&mut self, last_run: Tick, this_run: Tick) {
self.ticks.last_run = last_run;
self.ticks.this_run = this_run;
}
}

impl<'w, 'a, T> IntoIterator for &'a Ref<'w, T>
Expand Down Expand Up @@ -978,6 +987,15 @@ impl<'w, T: ?Sized> Mut<'w, T> {
changed_by: caller,
}
}

/// Overwrite the `last_run` and `this_run` tick that are used for change detection.
///
/// This is an advanced feature. `Mut`s are usually _created_ by engine-internal code and
/// _consumed_ by end-user code.
pub fn set_ticks(&mut self, last_run: Tick, this_run: Tick) {
self.ticks.last_run = last_run;
self.ticks.this_run = this_run;
}
}

impl<'w, T: ?Sized> From<Mut<'w, T>> for Ref<'w, T> {
Expand Down